JP3086123B2 - Dam-Water truck movement prevention device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for preventing the movement of a bogie carried into a dam weight, and to an apparatus for preventing the movement of a bogie.

[0002]

2. Description of the Related Art Conventionally, in order to prevent a situation in which a bogie to be loaded is moved by a vibration of a car frame and protrudes from the car frame, a bogie is caught between the car frame and a hoistway and becomes inoperable. Means are provided for inhibiting movement of the cart.

FIGS. 8 and 9 show an example of a conventional bogie movement prevention device. FIG. 8 is a side view of the conventional device, and FIG. 9 is a front view of the conventional device. In these figures, 1 is a car frame, 2 is a safety rod provided on the car frame 1, 3
The trolley is loaded on the car frame 1. In FIG. 9, reference numeral 2a denotes a state in which the safety rod 2 is vertical.

[0004] Referring to FIG. 8, the operation when a truck is loaded on a car and conveyed will be described. After the user operates the safety bar 2 to load the trolley 3 on the car frame 1 with the safety bar 2 in the vertical state 2a, the safety bar 2 is again operated to fall the vehicle to an oblique position, and then the dam weight is driven. . Even if the bogie 3 moves due to vibration of the car frame 1 during running of the dam waiter, the bogie 3
Can hit the safety rod 2 to prevent the carriage 3 from moving toward the hoistway, and the carriage 3 does not protrude toward the hoistway.

[0005]

However, in such a conventional truck movement prevention device, the user must operate the safety rod 2 without fail, and even if the safety rod 2 is not operated, the dam waiter is not required. If the operation is neglected, such as when the user is unfamiliar or in a hurry, the movement of the bogie 3 cannot be prevented during traveling, and
However, there is a problem that the vehicle runs out of the car frame 1 and is caught between the hoistway and the car frame 1 and becomes inoperable.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems of the prior art, and has as its object to eliminate the need for a user to operate a safety rod each time and to allow a truck loaded on a dam weighter to move a car frame. It is an object of the present invention to provide a dam weight bogie movement prevention device which can surely prevent a situation in which a car moves out of a car frame due to vibration or the like.

[0007]

SUMMARY OF THE INVENTION In order to achieve the above object, a dam weight bogie movement preventing device according to the present invention is a device for preventing movement of a bogie carried into a dam weight, and is provided on a floor surface of the dam weight. Stopper and Damou
The stopper is provided on the upper surface of the
Oscillator to move up and down
Engaging with the rocker to rock the rocker
A member, and the engaging member is provided on the entrance door.
A guide portion movably provided in the thickness direction;
A pair is provided at both ends of the door portion so as to sandwich the entrance door,
One is installed in the dam waiter hoistway when opening and closing the entrance door
The guide unit is moved by engaging with the cam
The movement of the guide portion engages with the rocker to swing the rocker.
And a roller for causing

[0008]

[0009]

[0010]

[0011]

According to the dam weight bogie movement prevention device of the present invention,
The dam member is provided on the door of the dam waiter door.
The oscillator of the weighter is swung, and this oscillator and the connecting rod are used.
When the door is opened or closed, the stopper
The stopper is moved up and down dynamically to prohibit the movement of the bogie.

[0012]

[0013]

[0014]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of a dam weight bogie according to an embodiment of the present invention;

Embodiment 1 FIG . 1 and 2 show the configuration of the first embodiment. FIG. 1 is a sectional view of a car frame in the present embodiment, and FIG. 2 is a plan view of the car frame. In FIG. 1, 1a is the floor of the car frame 1, 3a is a guide plate provided below the cart 3, 3b is a rear wheel of the cart 3, 4 is a stopper plate, 5 is a spring for pushing up the stopper plate 4, and 6 is a spring. An angle supporting the spring 5, a cap 7 supporting the spring 5 attached to the stopper plate 4, a cap 7 supporting the spring 5 attached to an angle 6 supporting the spring 5, and a floor 1
and a hinge connecting the stopper plate 4 to the stopper plate 4. Reference numeral 3c denotes a carriage during loading / unloading, 3d denotes a rear wheel during loading / unloading, 3e denotes a guide plate during loading / unloading, and 4a denotes a stopper plate during loading / unloading.

The configuration of this embodiment is as described above, and the operation will be described below. In FIG. 1, the cart 3 is connected to the car frame 1
When the vehicle 3 is carried on the floor 1a, the front wheel (not shown) of the vehicle 3 is carried on the floor 1a while pushing down the stopper plate 4 and the spring 5 by its own weight from the left side of FIG.
When the rear wheel 3b of the cart 3 passes through the stopper plate 4 and the carrying of the cart 3 is completed, the stopper plate 4 is lifted to a certain height at the rear end of the cart 3 by the spring 5, and the cart 3 moves to the hoistway side. To prevent

Next, after arriving at the destination floor, the cart 3 is placed in the car frame 1
When the user carries out the vehicle, the user steps down the stopper plate 4 with a foot or the like and then pulls out the carriage 3. At this time, the stopper plate 4
Is pushed up by the spring 5 when the rear wheel 3b of the trolley 3 passes, but comes into contact with the guide plate 3a provided on the lower side of the trolley 3, so that the stopper plate 4 rises only to the height of 4a shown in the figure. For this reason, the front wheel of the bogie 3 is
When passing through the portion a, the carriage 3 can easily push down the stopper plate 4a due to its own weight to pass through.

Accordingly, the operation of pushing down the stopper plate 4 by stepping on the foot or the like only needs to be performed once at the time of starting to pull out the carriage 3, and the carriage can be carried in and out very easily.

Embodiment 2 FIG . 3 to 7 show the configuration of the second embodiment. The same members as those in the first embodiment are denoted by the same reference numerals, and description thereof will be omitted.

In FIG. 3, reference numeral 9 denotes an entrance floor, 10 denotes an entrance ceiling, 11 denotes an entrance door, 12 denotes a guide provided at the upper end of the entrance door 11, 13 denotes a hoistway wall, and 14 denotes a hoistway wall 13. The attached cam, 15 is a lever attached to the upper part of the car frame 1, 16 is a stopper plate connected to the lever 15, and 15a is a connecting rod connecting the lever 15 and the stopper plate 16. FIG. 3 shows a state in which the entrance door 11 is fully closed, the lever 15 is lowered on the entrance side, and the connecting rod 1
The stopper plate 16 is lifted by 5a to prevent the carriage 3 from moving toward the entrance.

FIG. 4 shows the guide 12 when the door 11 is fully closed.
It is sectional drawing which shows the detail of. In FIG. 4, reference numeral 12a denotes an outer roller mounted on the entrance / exit side of the guide 12, and 12a.
b is an inner support plate that slides while being included in the guide 12;
c is an inner roller mounted on the car frame 1 side of the inner support plate 12b, 12d is an outer spring pressing the outer roller 12a against the entrance / exit side, and 12e is an inner spring pressing the inner support plate 12b on the car frame 1 side. It is.

In FIGS. 3 and 4, the door 1
The opening / closing of 1 and the interlocking operation of the stopper plate 16 will be described. FIG. 3 shows a state in which the entrance door 11 is fully closed and the lever
15 is a lower end of the entrance side, the connecting rod 15a
The stopper 16 is lifted up. When the entrance door 11 is opened to carry in and out the carriage 3,
Outer bar outer roller 12a of the guide 12 by the cam 14
It is pressed against the car frame 1 side against the elastic force of the net 12d ,
The inner support plate 12b and the inner roller 12c contained therein are pushed out together with the guide 12 toward the car frame 1 side. At this time, since there is no contact object on the inner roller 12c,
e is not compressed. In this state, when the entrance door 11 is further opened and moves upward, the inner rollers 12
c contacts the front end of the lever 15 on the entrance side, and the lever 15
Lift the front end on the entrance side. At this time, the connecting rod 15a attached to the car frame 1 side of the lever 15 is
Then, the upper surface of the stopper plate 16 descends to the height of the car frame floor 1a. In addition, the entrance door 11
When the lever 15 is opened and moved upward, the inner roller 12c is pushed toward the entrance by the entrance end of the lever 15, so that the inner spring 12e is compressed, and both the inner support plate 12b and the inner roller 12c move toward the entrance . In this state
When the inside roller 12c moves upward, the inside roller 12c is eventually formed.
The lever 12c is located above the front end of the lever 15 on the entrance side.
As a result, the engagement state between the inner roller 12c and the lever 15 is released. As soon as the engagement state is released, the inner spring 1
2e, the inner support plate 12
b and the inner roller 12c move to the car frame 1 side. Rice cake
In this state, no force is applied to the lever 15.
The front end of the lever 15 on the entrance side remains upward
And the inner roller 12c is the tip of the lever 15 on the entrance / exit side.
The stopper plate 16 is located in a disengaged state above the portion,
It remains as it is.

The same applies when the entrance door 11 is closed.
Inside located above the entrance-side tip of lever 15
The roller 12c moves downward to move the lever 15 toward the entrance / exit side.
The stopper plate 16 is engaged with the end portion, and the front end portion on the entrance side is pulled down, and the stopper plate 16 is raised to a predetermined height of the car frame 1a via the connecting rod 15a immediately before the car is completely closed.

FIG. 5 is a partially detailed plan view of the car frame 1 and the entrance door 11 in this embodiment. In FIG. 5, 1b indicates the ceiling of the car frame 1. Entrance door 11
In the fully closed state, the outer roller 12a does not contact the cam 14 but is pressed against the outer spring 12d to
Together with the doorway. For this reason, since the inner roller 12c is also located on the entrance / exit side, there is no possibility that the stopper plate 16 may be erroneously operated by contacting the running lever 15.

FIG. 6 is a plan view of the car frame 1, and FIG. 7 is a lower front view of the car frame 1. In these figures, reference numeral 1c denotes a cutout of the floor 1a of the car frame, and the stopper plate 16 moves up and down inside the cutout 1a.

As described above, in the present embodiment, the inner roller 12 c and the outer roller 12
a, an inner support plate 12b and an inner spring 12e, and an engaging member and a lever 15, which is a rocker, are engaged at the time of opening / closing the door, and the inside of the cutout portion of the car frame floor 1a via the connecting rod. In addition to preventing the loaded carriage from moving by raising and lowering the stopper plate provided in the, the carriage is allowed to move at the time of loading and unloading, the user does not need to perform any special operation, usually It is possible to prevent the movement of the carriage and to carry it in and out within the range of the operation of (1).

[0027]

As described above, according to the dam weight bogie movement preventing device according to the first to fourth aspects, the bogie carried into the dam weight can be prevented from moving due to vibration or the like during running of the dam weight, and the car frame is prevented from moving. The situation where the bogie is pinched between the hoistway and the hoistway wall can be reliably prevented.

[Brief description of the drawings]

FIG. 1 is a sectional view of a car frame according to a first embodiment of the present invention.

FIG. 2 is a plan view of a car frame according to the first embodiment of the present invention.

FIG. 3 is a cross-sectional view of a door frame and a car frame according to a second embodiment of the present invention.

FIG. 4 is a cross-sectional view illustrating details of a guide according to a second embodiment of the present invention.

FIG. 5 is a detailed plan view of a car frame and an entrance door according to a second embodiment of the present invention.

FIG. 6 is a plan view of a car frame according to a second embodiment of the present invention.

FIG. 7 is a lower front view of the car frame according to the second embodiment of the present invention.

FIG. 8 is a side view of a conventional device.

FIG. 9 is a front view of a conventional device.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 car frame 1a car frame floor 1b car frame ceiling 1c car floor cutout 2, 2a safety rod 3, 3c trolley 3a, 3e guide plate 3b, 3d rear wheel 4, 4a stopper plate 5 spring 6 angle 7, 7a Cap 9 Entrance floor 10 Entrance ceiling 11 Entrance door 12 Guide 12a Outer roller 12b Inner indicating plate 12c Inner roller 12d Outer spring 12e Inner spring 13 Hoistway wall 14 Cam 15 Lever 15a Connecting rod 16 Stopper plate

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-4-169495 (JP, A) JP-A-2-139879 (JP, U) Jiko 11-8295 (JP, Y1) (58) Field (Int.Cl. ⁷ , DB name) B66B 9/00 B66B 17/24-17/26 B66B 11/02

Claims (1)

(57) [Claims] 1. A device for preventing movement of a carriage carried into a dam weight , comprising: a stopper provided on a floor surface of the dam weight; a stopper provided on an upper surface of the dam weight;
A rocker that raises and lowers the hopper, and is provided at a dam weight door door, and engages with the rocker.
Anda engaging member for oscillating the rocker Te, wherein the engagement member is gas provided movably in the thickness direction of the entrance door
A pair of guide parts are provided at both ends of the guide part and the guide part so as to sandwich the entrance door.
One of them is raised and lowered when opening and closing the entrance door.
The guide portion is moved by engaging with a cam provided on the road.
And the other engages the oscillator by the movement of the guide.
And a roller that swings .