JPH082376Y2 - Window glass lifting device - Google Patents

Description

[Detailed Description of the Invention] "Industrial application field" The present invention is to integrally fasten a pair of guide rails, which are arranged in parallel along the ascending / descending path of a window glass, by a connecting bracket.
TECHNICAL FIELD The present invention relates to a window glass lifting device, in which a drive cable is routed along the guide rail, and a carrier plate slidably fitted to the guide rail and fixed to the window glass is fixed to the drive cable.

"Prior Art" Conventional window glass lifting devices include, for example, those shown in Figs. 8 and 9.

That is, the guide rail 1 along the ascending / descending path of the window glass
Pulleys 1a, 1a are arranged above and below to guide the drive cable 2, and the carrier plate 3 is attached to the guide rail 1.
Is slidably fitted, and the drive cable 2 is connected to the drive portion 4 and also to the carrier plate 3 for fixing the window glass.

When connecting the drive cable 2 to the carrier plate 3, the connection chip 2a is fixed to the drive cable 2, and the connection box portion 3a is provided on the carrier plate 3 and is open to the front side.
The connecting tip 2a is engaged so as to be accommodated in. The drive cable 2 is passed through the back side of the carrier plate 3 to prevent it from coming off.

[Problems to be solved by the invention] However, in such a conventional technique, when the drive cable 2 is connected to the carrier plate 3, the connection tip 2a is housed in the connection box portion 3a from the front side, whereas the drive cable 2 is Since it is passed through the back side of the carrier plate 3, it is not easy to connect the drive cable 2 to the carrier plate 3 and the assembly workability is poor.

The present invention has been made in view of the above conventional problems, and an object thereof is to provide a window glass lifting device in which a drive cable can be easily connected to a carrier plate and which is hard to come off. I am trying.

"Means for Solving the Problem" The gist of the present invention for achieving such an object is to dispose a guide rail along an ascending / descending path of a window glass,
A window glass lifting device, in which a drive cable is routed along the guide rail, and a carrier plate slidably fitted to the guide rail and fixed to the window glass is fixed to the drive cable. The guide rail has a groove-shaped cross section, and holding flanges are provided at both edges of the groove opening. The carrier plate is retained by the holding flanges and fitted to the guide rail. A connection cutout for hooking a connection tip fixed to the carrier plate is provided in the carrier plate, and the holding flange is disposed above the connection cutout so that the connection tip does not come off. It exists in the lifting device.

[Operation] The guide rail has a groove-shaped cross section and is formed by folding holding flanges on both edges of the groove opening, and the carrier plate is retained by the holding flange and fitted to the guide rail. To connect the drive cable to the carrier plate, either remove the carrier plate from the guide rail or move the carrier plate to a position where the holding flange of the guide rail is not above the connecting notch in the carrier plate and secure it to the drive cable. The connecting chip is hooked into the connecting notch and engaged therewith, and then the carrier plate is brought into the use position.

In the used state, the holding flange of the carrier plate is located above the connecting notch, and the connecting tip is held by the holding flange to prevent it from coming off.

When the drive cable is vertically moved manually or by power, the drive cable is vertically moved between the guide members at the upper and lower ends of the guide rails, which also raises and lowers each carrier plate to open and close the window glass. .

[Embodiment] An embodiment of the present invention will be described below with reference to the drawings. 1 to 5 show a first embodiment of the present invention.

The window glass raising / lowering device 10 is mounted inside a door D of an automobile, and is for raising and lowering the window glass G.

In the window glass lifting device 10, a pair of guide rails 20a and 20b are arranged in parallel in the front-rear direction along the vertical direction of the window glass G on the door D, which is a mounting portion, and the central portions of the two guide rails 20a and 20b are arranged in parallel. , Are fixed by a connecting bracket 25.

The carrier plates 30a and 30b to which the window glass G is fixed are slidably fitted to the guide rails 20a and 20b, and the drive cables 40a and 40b that are moved up and down by being fixed to the carrier plates 30a and 30b are fixed. Has been routed.

Since the guide rails 20a, 20b, the carrier plates 30a, 30b, and the drive cables 40a, 40b are symmetrical and have the same structure, the same parts will be described with the same reference numerals.

The guide rails 20a, 20b have a groove-shaped cross section, and the holding flanges 21, 21 are formed on both edges so as to face inward. A guide member 22 that is an idle pulley is provided at the upper ends of the guide rails 20a and 20b, and a guide member 23 that is a sliding guide is provided at the lower ends.

Carrier plates 30a, 30b fixed to the window glass G
Is formed by connecting the connecting plate 35 to the fitting shoe 31 with the pin 36, and the fitting shoe 31 is slidably fitted within the cross section of the guide rails 20a, 20b, and the drive cables 40a, 40b are fixed. ing.

That is, as can be seen from FIGS. 2 to 4, connecting notches 32 and 33 for hooking the connecting tips 41a and 41b fixed to the ends of the drive cables 40a and 40b are formed at both ends of the fitting shoe 31. There is.

When the fitting shoe 31 is fitted to the guide rails 20a, 20b, the holding flange 21 is located on the connecting cutouts 32, 33 to prevent the connecting tips 41a, 41b from coming off.

That is, the distance between the tip of the holding flange 21 and the center of the pin 36 supporting the connecting plate 35 is set to l ₁ , and the connecting notches 32, 3
When the distance between the end of 3 and the center of pin 36 is l ₂ , l ₂ > l ₁
If the relationship is established, the connecting tips 41a, 41b will not come off from the connecting notches 32, 33.

In addition, as shown in FIG. 3 and FIG.
2, 33 may be provided on the opposite side of the center line of the fitting shoe 31.

Drive cables 40a, 40b having vertically movable portions along the guide rails 20a, 20b are laid over the respective guide members 22, 23 of the guide rails 20a, 20b so as to form another system.

A guide tube 42a is installed between the guide members 22 of the guide rails 20a and 20b and the connecting bracket 25, and the drive cables 40a and 40b extend through the guide tube 42a to the connecting bracket 25 from above.

A cable feeding-in / feeding member 50 is mounted on the connecting bracket 25, and the feeding-out / feeding member 50 is a cable winding drum 51, 55.
And the cable winding drums 51 and 55 have a mounting bracket 58.
The flanges 59, 59 are held by the shafts 50a orthogonal to the longitudinal direction of the guide rails 20a, 20b so as to rotate integrally.

The drive cables 40a and 40b extending from above to the connecting bracket 25 through the inside of the guide tube 42a are the feeding / uncoupling members 50.
Are wound around the cable winding drums 51 and 55, respectively.

A guide tube 42b is installed between the guide member 23 at the lower end of the guide rail 20a and the connecting bracket 25, and the drive cable 40b passes through the guide tube 42b and extends from below to the connecting bracket 25, so that the cable feeding member 50 is It is wound around the cable winding drum 51.

The guide tube 42c extends from the guide member 23 at the lower end of the guide rail 20b, the guide tube 42d extends from the connecting bracket 25, and the drive unit 60 is disposed at the ends of the guide tubes 42c, 42d.

One end of the drive cable 40b is extended from the guide member 23 at the lower end of the guide rail 20b to the drive portion 60 through the guide tube 42c, and the other end of the drive cable 40b is the cable feeding member 5
It extends from the cable winding drum 55 of 0 to the drive unit 60 through the inside of the guide tube 42d.

The drive unit 60 has a drive drum 61, and a guide tube.
Both ends of the drive cable 40b extending from 42c and 42d are wound around the drive drum 61 in opposite directions. A handle 62 for manually applying a rotational force is fixed to the drive drum 61.

 Next, the operation will be described.

Connection chip 4 fixed to the ends of the drive cables 40a, 40b
The 1a and 41b are merely dropped from the front surface side of the fitting shoe 31 into the connection notches 32 and 33 and are connected and locked, so that troublesome handling is unnecessary.

When the handle 62 of the drive unit 60 is operated to input, the drive drum 61 rotates and the drive cable 40b is driven so as to move in the vertical direction. The cable winding drum 51 is rotated by the vertical displacement of the drive cable 40b, which is one system.

The drive cable 40a of the other system is a cable winding drum 51.
Looped as a part of the system, and the drive cable
One end side of 40a is wound around the cable winding drum 51, and the other end side is paid out.

The drive cable 40b forms a loop with the cable winding drum 51 and the drive drum 61 of the drive unit 60 as a part of the system, and one end side of the drive cable 40b is wound around the cable winding drum 51 and the other end. The side is extended.

The drive cables 40a, 40b of the respective systems move vertically between the guide members 22, 23 at the upper and lower ends of the respective corresponding guide rails 20a, 20b, whereby the respective carrier plates 30
The a and 30b also move up and down, and the window glass G opens and closes.

When the fitting shoe 31 is fitted to the guide rails 20a, 20b, the holding flange 21 has its tip protruding above the connecting notches 32, 33, so the connecting tips 41a, 41b cannot be pulled out, Stable connection.

Since the drive cables 40a, 40b are divided into two loops, it is difficult for them to extend, and even if they extend, the carrier plates 30a, 30b
The window glass G does not change its posture because it appears in almost the same proportion.

 6 and 7 show the second embodiment.

Since the configuration of the second embodiment has a high degree of commonality with the first embodiment, the same parts are designated by the same reference numerals and only the characteristic configuration will be described.

A guide tube 42c extending from the guide member 23 at the lower end of the guide rail 20b is extended to the connecting bracket 25, a drive cable 40b passes through the guide tube 42c and extends from below to the connecting bracket 25, and is extended along with the drive cable 40a. It is wound around the cable winding drum 55 of the insertion member 50.

An integrated cable winding drum for the cable feeding / unwinding member 50
An electric motor M is connected to 51 and 55 to form a drive unit 60a.

The sliding shoe 31 has a connecting notch 3 for hooking and locking a connecting tip 41c fixedly provided at an intermediate portion of the drive cables 40a, 40b.
4 are provided.

In the second embodiment, when the electric motor M is activated, the cable winding drums 51 and 55 are directly driven to rotate, and the systems forming the respective loops of the drive cables 40a and 40b are arranged side by side, and the cable winding drum 51. As one end side is wound and the other end side is paid out by the rotation of 55, 55, similarly to the above, the drive cables 40a, 40b of each system are guide members for the upper and lower ends of the corresponding guide rails 20a, 20b. Move vertically between 22,23 and each carrier plate 3
The windows 0a and 30b move up and down to open and close the window glass G.

The connecting tips 41c are fixed to the drive cables 40a and 40b without being cut, and the connecting tip 41c may be simply fitted into the connecting notch 34 of the carrier plate 30c from one side.

[Advantages of the Invention] According to the window glass lifting device of the present invention, the holding flange of the guide rail is projected above the connection cutout of the carrier plate to prevent the connection tip of the drive cable from coming off. The connecting tip only needs to be fitted into the connecting notch from one side, and the drive cable does not need to be complicatedly arranged to prevent the connecting tip, and the assembly is simplified.

[Brief description of drawings]

1 to 5 show a first embodiment of the present invention. FIG. 1 is a perspective view of a window glass lifting device, and FIG. 2 is FIG. 1 II.
-II line sectional view, FIG. 3 is a sectional view taken along line III-III of FIG. 2, FIG. 4 is an exploded perspective view showing the relationship between the carrier plate and the drive cable, and FIG. 5 is a window glass lifting device for the door. 6 and 7 show a second embodiment, FIG. 6 shows a perspective view of a window glass lifting device, and FIG. 7 shows a carrier plate. An exploded perspective view showing the relationship with a drive cable, FIGS. 8 and 9 show a conventional example, and FIG. 8 is a perspective view of a window glass lifting device.
FIG. 9 is a sectional view taken along line IX-IX in FIG. 10 ...... Lifting device 20a, 20b ...... Guide rail 22, 23 ...... Guide member, 25 ...... Connection bracket 30a, 30b ...... Carrier plate 31 ...... Mating shoe, 32, 33, 34 ...... Connection notch 35 ... Connection plate 40a, 40b Drive cable 41a, 41b, 41c Connection tip 50 Cable feeding member 51, 55 Cable winding drum 60, 60a Drive unit, 61 Drive drum

Claims (1)

[Scope of utility model registration request] 1. A guide rail is arranged along an ascending / descending trajectory of a window glass, a drive cable is routed along the guide rail, and the guide glass is slidably fitted to the guide rail to consolidate the window glass. A window glass lifting device comprising a carrier plate fixed to the drive cable, wherein the guide rail has a groove-shaped cross section, and holding flanges are provided at both edges of the groove opening. Is retained by the holding flange and fitted to the guide rail, and the carrier plate is provided with a connection notch for hooking the connection tip fixed to the drive cable. An elevating device for a window glass, which is arranged above the connecting cutout.