JP3167659B2 - Oiling device for guide rail - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a guide rail oil supply device for supplying lubricating oil to guide rails of an elevator or the like.

[0002]

2. Description of the Related Art As a conventional guide rail lubrication system,
As described in JP-A-8-91735,
In a box-shaped main body case having a guide rail play insertion recess, a plurality of oil retention sheet members having guide rail insertion notches corresponding to the guide rail play insertion recesses are stacked and arranged. A reinforcing fiber member for preventing loosening is provided at the edge of the guide rail insertion notch portion of the sheet member, and the reinforcing fiber member is brought into contact with the guide surface of the guide rail to supply oil from this contact portion. Are known.

[0003]

However, in the conventional lubricating device for a guide rail, as described above, the reinforcing fiber member is provided at the three edges of the notch for inserting the guide rail of the oil retaining sheet member. Since the wrap margin between the guide surface of the guide rail and the reinforcing fiber member was not taken into account, the reinforcing fiber member was immediately loosened due to contact with the guide surface when the car was raised and lowered, and the guide rail It was found that the lubrication of the guide surface was not performed well.

[0004] It is an object of the present invention to provide a guide rail lubricating apparatus capable of satisfactorily lubricating a guide surface of a guide rail from an oil retaining sheet member.

[0005]

In order to achieve the above object, the present invention provides a body case having a guide rail play insertion recess at a portion corresponding to a guide surface of a guide rail, and a guide rail play insertion recess provided at the guide rail play insertion recess. A plurality of lubricating sheets having a corresponding guide rail play insertion recess with a cover openably and closably mounted therein and having a guide rail insertion notch corresponding to the guide rail play insertion recess in the main body case. In an elevator guide rail lubricating device in which members are stacked and supplied to the guide surface via the oil retaining sheet member, positioning of the guide surface to be inserted into the guide rail insertion notch portion in the lid body. The present invention is characterized in that an insertion positioning mark is provided.

[0006] The lubricating device for a guide rail according to the present invention comprises:
As described above, since the lid is provided with the insertion positioning mark for positioning the guide surface to be inserted into the notch for inserting the guide rail, the wrap margin of the contact surface between the guide surface of the guide rail and the oil retaining sheet member is optimal. If an insertion positioning mark is provided in advance at an appropriate position, the optimum position of the guide surface can be determined from the relationship with the insertion positioning mark, and the oil retaining sheet member can be immediately contacted with the guide surface as in the related art. The problem that the guide rail is damaged or insufficient contact is prevented is prevented, and the guide rail of the guide rail is satisfactorily refueled.

[0007]

Embodiments of the present invention will be described below with reference to the drawings. FIGS. 2 and 3 are a side view and a bottom view, respectively, showing a mounting state of the guide rail lubrication device according to the embodiment of the present invention. A mounting member 18 is fixed to the upper part of the car A, and a guide shoe 19 slidably fitted on the guide surface 1a of the guide rail 1 is held in a holding frame 20 held by the mounting member 18. I have. One end of an L-shaped bracket 21 is attached to the holding frame 20 by bolts 2.
3, a long hole 24 is formed at the other end of the bracket 21 so as to extend toward and away from the guide rail 1 as shown in FIG.
The body case 11 of the refueling device 2 is connected by 3. The length L2 of the long hole 24 is about five times the outer diameter of the bolt 23, and the main body case 11 of the lubricating device 2 is moved in the direction in which the main case 11 of the oil supply device 2 comes into contact with or separates from the guide rail 1 in a state where the bolt 23 is loosened in the long hole 24. The guide rail 1
The positional relationship between the oil supply device 2 and the main body case 11 can be adjusted.

Further, the above-described refueling device 2 will be described in detail in a state where it is detached from the car A. FIG.
FIG. 4 is a perspective view showing a main body case 11 of the oil supply device 2, which is formed in a box shape with a bottom having a guide rail play insertion concave portion 9 at a portion corresponding to the guide rail 1, and a lid 12 is attached to the main body case 11 via a hinge. Is installed so that it can be opened and closed. An edge of the bottom surface 11a of the main body case 11 in which the guide rail play insertion concave portion 9 is formed is formed with a rib 11b which is slightly cut off, and the rib 11b prevents a lubricating oil described later from spilling. Also, the guide rail play insertion recess 9 is provided.
The guide rail play insertion recess 9 is provided in the vicinity of the bottom surface 11a.
The rod-shaped members 7a, 7b, 7c whose lower ends are respectively fixed on three sides are set up so as to surround. On the other hand, lid 1
2, a guide rail play insertion recess 13 corresponding to the guide rail play insertion recess 9 of the main body case 11 is formed to have substantially the same shape, and the rod members 10a to 10c are closed.
Are formed at positions corresponding to the tips of the rod-shaped members 10a to 10c, respectively. Engaging claws 15 are provided on both sides of the lid 12, and the lid 1 is closed with the lid 12 closed.
The engagement protrusion 16 that engages with the second engagement claw 15 is the main body case 1.
1, and the closed state of the lid 12 is maintained by engagement of these two.

FIG. 5 is a perspective view showing a plurality of oil retaining sheet members 8 arranged in the main body case 11. The oil retaining sheet member 8 is made of Kapok fiber, and is shaped so that its outer shape fits in the main body case 11 shown in FIG. Also,
The oil retaining sheet member 8 has a guide rail insertion notch 3 at a position corresponding to the guide rail play insertion recess 9 of the main body case 11, and the guide rail insertion notch 3
On the three sides, through holes 7a, 7b, 7c for insertion are respectively formed at positions corresponding to the three rod-like bodies 7a to 7c shown in FIG. The stacking is performed by stacking the insertion through holes 7a to 7c of the member 8 in a state where they are aligned in the vertical direction, and inserting the rods 7a to 7c into the insertion through holes 7a to 7c.

If the notched portion 3 for inserting the guide rail is formed only by cutting out a part of the oil retaining sheet member 8, the cut-out peripheral portion comes into contact with the guide rail and is loosened. The edge of the oil retaining sheet member 8 located on three sides of the guide rail insertion notch 3
Reinforcing fiber members made of aramid fibers woven in a cloth shape
And sew the front and back. Details of this part will be further described with reference to FIG.

Here, in the oil retaining sheet member 8, when attention is paid to a pair of reinforcing fiber members 4 and 5 which are arranged opposite to the center line Y in the cutting direction of the notch 3 for inserting the guide rail, the opposed portion is centered. It is arranged so as to be parallel to the line Y and sewn with the synthetic fiber thread 6, and the reinforcing fiber members 4, 5
Is defined as P1 and the width of the guide surface 1a in the guide rail 1 shown in FIG.
The wrap margin represented by 1) / 2 is 0.1 mm to 0.5 mm. The guide rail 1 is managed so that the step of the joint in the axial direction has a predetermined value, and the step that usually exists is 0.1 mm to 0.5 mm. The above-mentioned lap margin is set to 0.1 mm to 0.5 mm in accordance with the step of the joint in the axial direction of the guide rail 1.

When the oil retaining sheet member 8 has the following structure, the wrap margin of 0.1 mm to 0.5 mm can be more easily managed. That is, in the oil retaining sheet member 8, not only the guide rail insertion notch 3 described above is formed, but also the guide rail insertion notch 3 is provided at the cut-side end of the guide rail insertion notch 3. Cuts 25a, 25b in a direction orthogonal to center line Y in the cut direction
And the cut as a whole including the notch 3 for inserting the guide rail is T-shaped. This cut 2
The width G in the direction along the center line Y in 5a, 25b is
It is larger than the thickness of the reinforcing fiber member 6 and about 2 mm.
When the width G of the cuts 25a and 25b in the direction along the center line Y is made larger than the thickness of the reinforcing fiber member 6, the reinforcing fiber member 6 located at the cut-side end as shown in FIG. Even if the length reaches the lower part of the fiber members 4 and 5 as illustrated, the illustrated upper surface of the reinforcing fiber member 6 can be prevented from contacting the illustrated lower surface of the reinforcing fiber members 4 and 5. Therefore, the wrap margin between the guide surface 1a and the reinforcing fiber members 4 and 5 can be easily managed.

On the other hand, when the width G of the cuts 25a and 25b is reduced and the illustrated upper surface of the reinforcing fiber member 6 comes into contact with the illustrated lower surface of the reinforcing fiber members 4 and 5, Since the illustrated upper surface of the notch 3 for inserting the guide rail is widened in the oil retaining sheet member 8 in a portion where the sewing fiber 5 is sewn, the reinforcing fiber members 4 and 5 are sewn while carefully managing the above-mentioned lap allowance. Must be attached.
Further, by making the width G of the cuts 25a and 25b in the direction along the center line Y larger than the thickness of the reinforcing fiber member 6, the reinforcing fiber member 6 located at the cutting-side tip as shown in FIG. 6, the upper surface of the reinforcing fiber member 6 is not in contact with the lower surface of the reinforcing fiber members 4 and 5, even if the reinforcing fiber members 4 and 5 are arranged below. Although the lengths of the reinforcing fiber members 6 are different from those of the reinforcing fiber members 4, 5, 6, the reinforcing fiber members 4, 5, and 6 can have the same width and the same length.
The workability can be improved and it can be manufactured at low cost.

As described above, even when the wrap margin between the guide surface 1a and the reinforcing fiber members 4 and 5 attached to the oil retaining sheet member 8 is taken into consideration, when the oil supply device 2 is actually attached to the car A, This dimensional relationship must be maintained.
Therefore, as shown in FIG. 1, the lid 12 has a pair of insertion positioning marks 28 a, which are located on both sides of the guide surface 1 a, of the three-side end portion where the guide rail play insertion concave portion 13 is formed. 28b and a pair of insertion positioning marks 29
a and 29b are formed facing each other. These two pairs of insertion positioning marks 28a, 28b and insertion positioning marks 2
9a and 29b are a guide rail 1 having a guide surface 1a with a protrusion length of 62 mm and a guide rail 1 with a protrusion length of 56 mm.
This is for determining the mounting position of the lubrication device 2 when applied to the guide rail 1 of FIG.

For example, the protrusion length of the guide surface 1a is 62 m
m guide rail 1, the insertion positioning marks 28a,
The leading end of the guide surface 1a is positioned on the line connecting 28b, and the insertion positioning marks 28a, 28
When the refueling device 2 is attached to the car A by determining the center between the positions b, the wrap allowance accurately taken into account between the above-described guide surface 1a and the reinforcing fiber members 4, 5 attached to the oil retaining sheet member 8 is accurately reflected. Can be done. Generally, the guide rails 1 include a guide surface 1a having a protrusion length of 62 mm and a guide length of 56 mm. If two pairs of insertion positioning marks are formed corresponding to these, the same lubrication is applied to both guide rails. Apparatus 2 can be used. At this time, as shown in FIG.
At the portion of the three-sided edge forming the end 3 of the guide surface 1a, there is provided an insertion positioning mark arrow 27 located exactly at the center of the reinforcing fiber members 4, 5, and the insertion positioning mark arrow 27 is provided on the insertion positioning mark arrow 27. When the axial center line X of the surface 1a is aligned, the above-described positioning is further facilitated.

When the car A is moved up and down after the oil supply device 2 is attached in this manner, the oil retaining sheet member 8 at the portion where the reinforcing fiber members 4 and 5 shown in FIG. When the car A descends together with the refueling device 2, FIG.
As shown in FIG. 9, the oil retaining sheet member 8 at the portion where the reinforcing fiber members 4 and 5 are sewn is deformed upward, and when the car A rises together with the oil supply device 2, the reinforcing fiber members 4 and 5 as shown in FIG. The oil retaining sheet member 8 at the portion where is sewn is deformed downward. This deformation is smoothly performed by the cuts 25a and 25b, and the guide surface 1a and the reinforcing fiber member 4,
Because the wrap fee with 5 is managed, the reinforcing fiber member 4,
An experiment was conducted to ensure that the contact portions between the guide rails 5 and the guide surfaces 1a smoothly shift to prevent loosening and breakage of the reinforcing fiber members 4 and 5, and that effective lubrication of the guide rails 1 to the guide surfaces 1a can be performed. Could be confirmed by.

In particular, the guide surface 1a and the reinforcing fiber members 4, 5
And the wrap margin of 0.1 mm to 0.5 mm, the insertion positioning marks 28a and 28b and the insertion positioning marks 29
The following effects can also be expected if the management is performed almost accurately by using a and 29b. That is, the guide rail 1
Is formed by connecting a plurality of pieces in the axial direction, and there is a step at the joint thereof. Usually, this step is 0.1 mm to 0.5 mm. In addition, damage to the reinforcing fiber members 4 to 6 can be prevented.

While the oil supply device 2 is mounted on the car A while utilizing the arrows 27 to 29b, the car is raised and lowered to supply oil to the guide surface 1a. Oil replenishment when the amount is running short
As shown in FIG. 7, the lid 12 is opened, and a predetermined amount may be injected from the upper surface of the oil retaining sheet member 8. At this time, since the area of the oil retaining sheet member 8 on the horizontal plane is increased, even if a large amount of oil is injected in a short time, the oil is absorbed into the interior of the oil retaining sheet member 8 quickly, and the oil supply time is shortened. be able to.
In addition, since the lid 12 that opens upward is added to the main body case 11, mounting, replacement, and lubrication of the oil retaining sheet member 8 can be easily performed only by opening the lid 12.

In the above-described embodiment, a plurality of the oil retaining sheet members 8 having the cuts 25a and 25b shown in FIG. 6 are stored in the main body case 12, but the cuts 25a and 25b 6 may be used in combination with the oil retaining sheet member 8 shown in FIG.

[0020]

As described above, in the guide rail lubricating apparatus according to the present invention, the guide surface to be inserted into the guide rail insertion notch is positioned on the lid of the main body case containing the oil retaining sheet member. Since the insertion positioning mark is provided, if the insertion positioning mark is provided in advance at a position where the wrap margin of the contact portion between the guide surface and the oil retaining sheet member is optimal, the optimum position of the guide surface is determined from the relationship with the insertion positioning mark. Can be determined, and the oil retaining sheet member is immediately damaged by contact with the guide surface as in the related art, or a problem that sufficient contact is not obtained is prevented,
Lubrication to the guide surface of the guide rail can be performed well.

[Brief description of the drawings]

FIG. 1 is a plan view showing a mounted state of a guide rail oil supply device according to an embodiment of the present invention.

FIG. 2 is a side view of the guide rail oil supply device shown in FIG.

FIG. 3 is a bottom view of the guide rail oil supply device shown in FIG. 1;

FIG. 4 is a perspective view showing a main body case of the guide rail lubrication apparatus shown in FIG. 1;

FIG. 5 is a perspective view showing an oil retaining sheet member of the guide rail oil supply device shown in FIG. 1;

FIG. 6 is an enlarged plan view of a main part of the oil retaining sheet member shown in FIG.

FIG. 7 is a plan view showing a state in which a lid of the guide rail oil supply device shown in FIG. 1 is opened.

8 is a cross-sectional view of a main part of the guide rail lubrication device shown in FIG.

9 is a cross-sectional view of a main part in another state of the guide rail oil supply device shown in FIG. 5;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Guide rail 1a Guide surface 3 Notch part for guide rail insertion 4-6 Reinforcing fiber member 8 Oil retaining sheet member 9,13 Concave part for guide rail play insertion 11 Body case 12 Lid 28a-29b Insertion positioning mark

Continuation of front page (72) Inventor Tokuji Tamaru 1-6-6 Kandanishikicho, Chiyoda-ku, Tokyo Inside Hitachi Building System Co., Ltd. (56) References JP-A-8-91735 (JP, A) JP-A-8-91736 (JP, A) JP-A-11-79607 (JP, A) (58) Fields investigated (Int. Cl. ⁷ , DB name) B66B 7/12

Claims (3)

(57) [Claims] A cover having a guide rail play insertion recess corresponding to the guide rail play insertion recess can be opened and closed in a main body case having a guide rail play insertion recess at a portion corresponding to the guide surface of the guide rail. A plurality of oil retaining sheet members having notches for guide rail insertion corresponding to the guide rail play recesses are stacked and arranged in the main body case. A guide rail lubrication device for lubricating a guide surface, wherein the lid is provided with an insertion positioning mark for positioning the guide surface to be inserted into the guide rail insertion notch. apparatus. 2. The lubricating device for a guide rail according to claim 1, wherein said insertion positioning marks are provided to oppose portions of said lid which are located on both sides of said guide surface. 3. The lubricating device for a guide rail according to claim 2, wherein at least two of the insertion positioning marks are arranged in the insertion direction of the guide surface in the lid.