JP3002877B2 - Automatic discharge box - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automatic discharge box which allows a lifted box body to be opened and closed by a link mechanism by opening a bottom plate of the box body and for dumping, for example, waste materials discharged during construction into a waste material dumping site. It is about the body.

[0002]

2. Description of the Related Art Conventionally, for example, waste materials discharged during construction are housed in a box, and when the box is full, it is transported to a waste material treatment plant or a waste material disposal site. Inverting the box by a complicated operation and discharging waste materials and the like, this inverting operation is dangerous and requires time-consuming and troublesome operation.

An object of the present invention is to provide an automatic discharge box which solves the above-mentioned problem by constructing the bottom plate of the lifted box by opening and sliding it by a link mechanism so that waste materials and the like in the box can be discharged at a stretch. .

[0004]

The gist of the present invention will be described with reference to the accompanying drawings.

[0005] An automatic discharge box A capable of opening the bottom plate of the box 1 lifted up by a link mechanism a and sliding the box 1 to discharge the contents of the box downward at a stretch, wherein the box 1 having an open upper surface.
Left and right from the center of the bottom plate
2 ′ is provided so as to be openable and slidable with the left and right base ends as axes, and partition walls 4 ′ and 4 ′ are provided near the front and rear side plates 3.3 ′ in the box body, respectively. 3 ′ and the front and rear link chambers 5 and 5 ′ are formed.
In 5 ', a bearing 6 is provided near the center of the left end of each side plate 3, 3', the base of the sliding rod 7 is mounted on this bearing 6, and the other end is projected obliquely upward to the right. At the middle of the other end of the swinging rod 7, the upper end of the upper waist bending rod 8 is pivotally mounted, and the other end is vertically hung downward. The lower end of the lower waist-folding rod 9 is axially mounted on lower bearings 11 provided on the respective side plates 3.3 '.
The upper end of the left connecting rod 12 for opening and closing the dividing bottom plate 2 and the upper end of the right connecting rod 12 'for opening and closing the dividing bottom plate 2' are pivotally connected with the connecting pins 13 at the leading ends of the left and right dividing bottom plates 2.
A latch body 14 is attached to each of the side plates 3 and 3 'so as to detachably hold and hold the tip body of the latch pin 10 and release the holding by pulling the lever 14'. The body 1 is provided with a pulling body 15 for pulling the lever 14 ', and the connecting pin 1
The lower end of the upper link rod 16 is pivotally mounted on 3 and the other end protrudes obliquely to the upper right, and the lower end abuts the ground at the protruding end to close the left and right dividing bottom plates 2 and 2 'and to close and swing. The automatic discharge box according to the present invention is characterized in that the upper end of the rod 17 is pivotally mounted, and each closing rod 17 is suspended downward through a guide 18 attached to the side plate 3.3 '.

Further, the feature that it has secured vertically movable guide slide contact earth shoe body 20 and the retainer impossible through the split <br/> in g to the lower end of closing rod 17 of claim 1 The present invention relates to an automatic discharge box according to claim 1.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described with reference to the drawings, which are examples of embodiments, showing the functions and effects.

An embodiment of the present invention will be described.

When the box 1 is lifted, a turning moment about the bearing 6 is acted on the sliding rod 7 via the left and right connecting rods 12 and 12 'due to the weight of the waste material in the box, thereby counteracting this. The axial compression force acts on the upper and lower waist bending rods 8 and 9 to maintain balance, and the lower end of the upper waist bending rod 8 and the lower waist bending rod 9
The upper end of the latch pin 10 which is connected to the upper end of the latch plate 10 is held and held by the latch body 14 attached to the side plate 2.2 '. The box 1 can be moved to a predetermined place.

When the puller 15 is pulled at a predetermined position, the lever 14 'of the latch 14 is pulled, and the latch pin 10
The upper and lower waist-folding rods 8 and 9 are bent at the connecting pins, and the upper end of the sliding rod 7 is slid downward about the bearing 6 and the left and right connecting rods 12 and 12 are released. '
Then, the left and right dividing bottom plates 2 and 2 'open downward and pivot about the left and right base ends to discharge the waste material in the box at once.

When closing the left and right dividing bottom plates 2 and 2 'that have opened downward and slid, the lifted box body 1 is gradually lowered onto the ground so that the lower end of the closing lever 17 contacts the ground and closes. The rod 17 guides upward in the link chambers 5 and 5 ′ relative to the box 1 via the guide body 18, and the sliding rod 7 circles upward about the bearing 6 via the upper link rod 16. The left and right connecting rods 12 and 12 'are lifted because the connecting pin 13 is lifted and rotated, and the left and right dividing bottom plates 2.2 and 2' are gradually closed and rotated about the left and right bases, and at the same time, the sliding rod 7 is turned. The upper bent rod 8 rotates counterclockwise about the upper end as the tip of the box rises, the lower bent rod 9 rotates clockwise about the lower bearing 11, and the box 1 When they reach the lower position, they stand almost straight on the lower bearing part 11 in a vertical state, Distal body portion of the captured latch pin 10 is divided bottom plate 2, 2 left and right are embraced held in the latch member 14 'is closed to firmly latch member 14.

When the box body 1 is lifted in this way, the weight of the waste material in the box body is reduced by the upper and lower hip bending rods 8, 9 of the link mechanism a.
And a latch pin 10 connecting the lower end of the upper waist bending rod 8 and the upper end of the lower waist bending rod 9 to the side plate 2.2 'via a latch body 14. Because it was provided to stop and hold, the left and right divided bottom plates 2 '
When the puller 15 is pulled at a predetermined place and the puller 15 is pulled in place, the latch 14 is fixed to the side plates 3 and 3 'and the holding of the tip body of the latch pin 10 is released. The waist bending rods 8 and 9 are bent at this point, and the waste material in the box body is discharged at a stretch. Therefore, there is a danger that the box body is turned over by a complicated operation as in the conventional discharging operation of this kind of box body. In addition, an automatic discharge box body having a simple structure and easy handling can be obtained without any operation requiring skill.

When the bottom plate is closed, the box 1 is gradually lowered on the ground, and the left and right divided bottom plates 2 and 2 'are linked by the link motion of the link mechanism a caused by the rising of the guide of the opening rod 17. Since it can be firmly closed, the automatic discharge box is easy and safe to handle.

Next, a second embodiment of the present invention will be described.

[0015] Since the lower contact earth shoe body 20 via the springback grayed to the closing rod 17 and fastened vertically movably guides sliding in the retaining impossible, even if there is a slight unevenness in the ground, closing rod contact earth shoe body by a flexible Sprint grayed was Kaison between 17 - Seddokutsutai 20
Since the ascending position of the closing rod 17 is adjusted and absorbed following the undulations 20 flexibly, the automatic discharge box body with high safety that the left and right dividing bottom plates 2 and 2 'can be securely closed can be obtained.

[0016]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an exploded perspective view showing a preferred embodiment of the present invention; FIG. 2 is a perspective view of an automatic discharge box according to an embodiment of the present invention; A box 1 having an upper surface opened
Left and right from the center of the bottom plate
2 ′ is provided so as to be openable and slidable with the left and right base ends as axes, and partition walls 4 ′ and 4 ′ are provided near the front and rear side plates 3.3 ′ in the box body, respectively. 3 ′ and the front and rear link chambers 5 and 5 ′ are formed.
In 5 ', a bearing 6 is provided near the center of the left end of each side plate 3, 3', the base of the sliding rod 7 is mounted on this bearing 6, and the other end is projected obliquely upward to the right. At the middle of the other end of the swinging rod 7, the upper end of the upper waist bending rod 8 is pivotally mounted, and the other end is vertically hung downward. The lower end of the lower waist-folding rod 9 is axially mounted on lower bearings 11 provided on the respective side plates 3.3 '.
The upper end of the left connecting rod 12 for opening and closing the dividing bottom plate 2 and the upper end of the right connecting rod 12 'for opening and closing the dividing bottom plate 2' are pivotally connected with the connecting pins 13 at the leading ends of the left and right dividing bottom plates 2.
A latch body 14 is attached to each of the side plates 3 and 3 'so as to detachably hold and hold the tip body of the latch pin 10 and release the holding by pulling the lever 14'. The body 1 is provided with a pulling body 15 for pulling the lever 14 ', and the connecting pin 1
The lower end of the upper link rod 16 is pivotally mounted on 3 and the other end protrudes obliquely to the upper right, and the lower end abuts the ground at the protruding end to close the left and right dividing bottom plates 2 and 2 'and to close and swing. The upper ends of the rods 17 are mounted on the shafts, and the respective closing rods 17 are suspended downward through guides 18 attached to the side plates 3.3 '.

Also, a spring is provided at the lower end of the closing lever 17.
With the anti-shrink spring 34 , the earthing shoe body 20 cannot be stopped from being pulled out, and is fixed so that the lifting guide can slide.

This will be described in more detail with reference to the accompanying drawings.

The illustrated box body 1 has upper and lower edges and left and right edges of the front and rear side plates 3.3 'and right and left side plates 3 ₁ and 3 ₁ ' of FIG. 2 and FIG. As shown in the figure, the channel steel 23 is bent at right angles toward the outside, and channel steel members 23 are erected on the inner surfaces of the left and right side plates 3 ₁ and 3 ₁ of the box body 1 near the front and rear ends, with the openings in the left and right opposing sides. The front left and right flanges of the front channel steel 23 and the front left and right flanges of the front channel steel 23 are fastened to the front and rear side plates 3.3 ′, and the front channel steel 2 is fixed.
The partition walls 4, 4 formed by bending the upper and lower edges and the left and right edges of the plates respectively on the front left and right flange portions and the front left and right flange portions of the front channel steel 23 outwardly at right angles. The front and rear side plates 3.3 'and the partition walls 4' form front and rear link chambers 5.5 'in the box 1, and a lower end of the channel steel 23. Is extended downward to form the grounding portion of the box 1.

On the bottom surface of the box 1, left and right dividing bottom plates 2 and 2 'are formed in a state where the bottom plate is divided from the center in a left-right facing state, and the central portion is closed when the left and right dividing bottom plates 2.2 and 2' are closed. Is bent downward to stabilize and reinforce the strength, and channel-shaped reinforcing members 24 are fixed to the left and right front and left and right sides of the left and right divided bottom plates 2 and 2 ′ by welding in opposition to each other. The divided bottom plates 2 and 2 'are formed firmly. The left and right ends of the left and right split bottom plates 2 and 2 'are bent downward at right angles,
One of the mounting plates of the elongated hinge 25 is fixed to the bent piece, and the other mounting plate of the hinge 25 is fixed to the bent piece below the side plate 3 ₁ 3 ₁ ′ to separate the bottom plate 2 2 ′. Is opened downward with the hinge 25 as an axis, so that it can be slid.

The illustrated link mechanism a will be described.

Since the link mechanisms a provided in the front and rear link chambers 5 and 5 'are the same in both the front and rear, the structure of the front link mechanism a will be described below.

A boss is welded to the side plate 3 on the front side forming the link chamber 5 and the center of the left end of the partition wall 4 so as to face each other, and pins are fitted into the front and rear bosses and both ends are nuts. To form a bearing portion 6, the base of a two-piece swinging rod 17 is axially attached to this pin, and the other end protrudes obliquely upward and to the right. 6, the upper end of the upper bending rod 8 is fitted into the middle of the other end of the sliding rod 7, and the upper end of the upper bending rod 8 is pivoted on the upper pin 26, and the other end of the upper bending rod 8 is vertically lowered. I do. The upper end of the upper waist rod 8 is fitted to the upper end of the two lower waist rods 9 at the other end of the upper waist rod 8, and both ends are protruded from the end trunk part which engages with the holding part provided on the jaw of the latch body 14 at the ends. The lower end of the lower waist-folding rod 9 is suspended downward with the latch pin 10 provided. In the same manner as described above, a pin is inserted into the boss which is welded to the side plate 3 on the front side and the partition wall 4 so as to face each other, and both ends are fixed to the lower end with nuts, thereby forming a lower bearing portion 11. The lower end of the lower bent rod 9 is pivotally mounted on the pin. The upper end of a left connecting rod 12 that opens and closes the dividing bottom plate 2 at the tip of the sliding rod 7 and the upper end of a right connecting rod 12 ′ that opens and closes the dividing bottom plate 2 ′ are connected with connecting pins 13 so that the lower ends are left and right. Bracket 27 fixed to reinforcement 24 of split bottom plate 2.2 '
To the lower pin 28. A latch body 14 for detachably holding the tip body of the latch pin 10 on the side plate 3 and releasing the latch pin 10 by the pulling of a lever 14 '.
Is attached. In the figure, reference numeral 37 denotes a stopper that abuts against the upper and lower hip bending rods 8, 9 to prevent the upper and lower hip bending rods 8, 9 from bending rightward.

The latch body 14 shown in FIG. 7 is a commercially available snatch lock type latch body with a double grip mechanism. The lower jaw is provided with a cam mechanism and a biasing spring internally provided by one-touch operation by pulling a lever 14 '. The jaw body is opened and rotated around the axis of the jaw body by the force to release the engagement and holding with the latch pin 10 and push the latch pin 10 to the left, and conversely, the latch pin 10 is released from the engagement and holding. When the engaging part of the upper jaw is pushed against the urging force of the urging spring, the upper jaw closes and turns with one touch by the cam mechanism, and the latch pin cooperates with the lower jaw.
Grab the tip of 10 and continue holding and holding the latch pin 10.

A pulling member 15 is provided on a lever 14 'of the latch member 14.

In the illustrated embodiment, as shown in FIG. 4, the distal ends of the flexible pool wires as the pulling members 15 are fixed to the distal ends of the levers 14 'of the front and rear latch members 14, respectively. The left channel steel 23 protrudes from below the web portion, and as shown in FIG. 3, a shaft mounting hole is formed near the lower part of the front and rear bent pieces of the left side plate 31 of the box body ₁ to form a shaft mounting hole. An operation rod 29 is installed, and the operation rod 29 is rotatable.
The base of the flexible pool wire is detachably fastened to the end of the lever portion of the rotating lever 30, and the other end of the flexible pool wire is detachably fastened.
The handle 31 'of the operation lever 31 is protruded upward, and the handle 31' is pulled by, for example, an operation rod having a hook portion at the tip, or for remote operation, By gripping the grip-type handle, the flexible wire inserted into the flexible pipe is pulled, and the tip of a flexible wire such as a brake wire of a bicycle to be braked is fixed to the handle 31 ', and the handle is gripped. The lever 14 ′ of the latch body 14 is provided so as to be pivoted by holding the pivot lever 30 to pull the lever 14 ′ of the latch body 14 via the flexible pool wire.

Further, the channel steel 23 is extended upward, and the extended end is surrounded by a mold steel as shown in FIGS. 1 and 2, and an annular body 35 for fixing a wire for slinging is attached to the steel mold. .

[0028] Incidentally, the box shown is molded in the side plate 3, 3 before and after 'the upper and lower halved, left and right side plates 3 _1, 3 _1' plate had four sheets of, numeral 36 is a backing plate of a flat plate shape .

The lower surface of the closing lever 17 is in contact with the ground and the left and right vertical pieces are in contact with the left and right sides of the closing lever 20, as shown in FIG. A long hole is drilled in the left and right vertical pieces of the grounding shoe body 20, and two upper and lower horizontal holes are drilled in the lower end of the closing lever 17 so that the horizontal hole and the long hole of the grounding shoe body 20 The grounding shoe with two fastening bolts 32
The guide rod 33 is erected on the upper surface of the lower surface of the grounding shoe body 20, and an anti-shrink spring 34 is fitted on the guide rod 33 so that the grounding shoe body 20 can be lifted and lowered. At all times.

Since the structure of the present invention is constructed as described above, the box 1 is lifted, and, for example, the hook of the operating rod is hooked on the handle 31 'of the operating lever 31, or the handle is gripped. When the handle 31 ′ is pulled by a remote operation by holding, the lever 1 of the latch body 14 is moved.
4 'is pulled, the upper jaw of the snatch lock type latch body 14 is opened and rotated by the urging force of the cam mechanism and the urging spring, and the latch pin 14 is pushed by pushing the latch pin 10 to the left to push it out.
The latch pin 10 is released by one-touch, and the latch pin 10 becomes free with respect to the side plate 3.3 ′, so that the upper and lower waist bending rods 8 and 9 bend, and the tip of the sliding rod 7 pivots on the bearing 6. As the closing rod 17 slides downward with the guide body 18 as a guide via the upper link rod 16 and the connecting pin 13 slides downward, the left and right connecting rods 12
Left and right split bottoms 2.2 'connected to 12' are left and right hinges
It opens downward and pivots around the axis 25 and discharges the waste material in the box at once.

The dividing bottom plate 2 which opens downward and slides downward
When closing 2 ′, the closing lever 17 of the suspended box 1 is closed.
When the box body 1 is lowered while gradually contacting the lower end of the box body 1 with the ground, the head end of the closing lever 17 rises relative to the box body 1 through the guide body 18 and moves through the upper link rod 16. The connecting pin 13 is pivoted upward about the bearing 6 to
12.12 'rises and the left and right split bottom plates 2.2' are each hinges
Closes and revolves around the axis 25 and at the same time the upper and lower hips
9 is erected substantially linearly in a vertical state with respect to the lower bearing portion 11 by the link mechanism, and the tip body of the latch pin 10 abuts on the upper jaw engaging portion of the latch body 14 to push the upper jaw engaging portion. The upper jaw is closed and rotated by the cam mechanism, and the left and right dividing bottom plates 2 and 2 'are closed by firmly holding and holding the latch pin 10 in cooperation with the lower jaw. When waste material or the like is put into the closed box body, The weight of the waste material is compressed by the upper and lower waist-folding rods 8 and 9 which stand substantially vertically with respect to the bearing portion 6, and the latch member 14 attached to the side plate 2.2 'is provided with a latch pin 10
In order to firmly hold and hold the tip body of the box, waste material in the box can be securely accommodated.

Further, the earthing shoe body 20 is fixed to the lower end of the closing lever 17 via the anti-shrink spring 34 so that the earthing shoe body 20 cannot be retained and can be slid up and down. , Kochijimiba the vertical piece of the left and right Said Kutsutai 20 to the irregularities of the right and left side slide elevation of closing rod 17, and Kaison between closing rod 17, Seddokutsutai 20
Since the hook 34 flexibly absorbs this movement and adjusts the closing lever 17 to a predetermined ascending position, the dividing bottom plate 2, 2 'is securely closed.

[0033]

According to the present invention as described above, according to the first aspect of the present invention, when the box is lifted, the weight of, for example, the waste material in the box is subjected to the axial pressure anti-compression force by the upper and lower waist rods of the link mechanism. And the latch pin connected to the lower end of the upper waist broken rod and the upper end of the lower waist bent rod is latched to the side plate via the latch body and held and held. When the bottom plate is firmly closed and the retraction member is pulled in a predetermined place, it is fixed to the side plate and the latch body holding and holding the tip body of the latch pin is released, and the upper and lower hip bending bars are bent at this part. and, because the waste box body is released downward Chug, together with work requiring dangerous and skill to reverse the box body in a complex operation as emissions of conventional work this kind of the box is eliminated, the box The bottom plate is extremely light and has a slight stroke Fully open structure capable of easy handling can be easily automated emission box body.

When the bottom plate is closed, the box is gradually lowered on the ground, and the left and right divided bottom plates are gradually moved around the left and right bases by the link motion of the link mechanism accompanying the rising of the closing lever. When the lower pivoting rod pivots clockwise around the lower bearing portion while the upper pivoting lever pivots counterclockwise around the upper end portion and the box body reaches a predetermined lowering position, the two pivotally close. Stands almost straight on the lower bearing in a vertical state, and the body of the latch pin is held and held by the latch body, and the left and right dividing bottom plates can be automatically and firmly closed, making it easy and safe to handle. It becomes an automatic discharge box.

According to the second aspect of the present invention, the grounding shoe is fixed to the lower end of the closing rod via a spring so that it cannot be pulled out and is slidably moved up and down. Even so, the closing position of the closing rod and the grounding shoe body flexibly follow the unevenness and the rising position of the closing rod is adjusted and absorbed, so the automatic discharge box body with high safety that the left and right dividing bottom plates can be securely closed Becomes

[Brief description of the drawings]

FIG. 1 is a perspective view showing a use state of an embodiment of the present invention.

FIG. 2 is a side view of one embodiment of the present invention.

FIG. 3 is a side perspective view showing a configuration of an embodiment of the present invention, and a perspective view showing a configuration of an operating rod for directly pulling a retractable body and a grip-type handle for remotely pulling the retractable body.

FIG. 4 is an explanatory front view showing a configuration of a link mechanism according to an embodiment of the present invention, with a part thereof being switched;

FIG. 5 is an explanatory side view showing a configuration of a link mechanism according to an embodiment of the present invention, in which a part is switched.

FIG. 6 is an explanatory diagram showing a behavior of a link mechanism.

FIG. 7 is a cross-sectional view showing a configuration of a lower portion of a closing lever and an earthing shoe body according to an embodiment of the present invention.

FIG. 8 is a front view of a snatch lock type latch body.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Box 2 Bottom plate 2 'Bottom plate 3 Side plate 3' Side plate 4 Partition wall 4 'Partition 5 Link room 5' Link room 6 Bearing part 7 Sliding rod 8 Upper waist bending rod 9 Lower waist bending rod 10 Latch pin 11 Lower bearing part 12 Connecting rod 12 'Connecting rod 13 Connecting pin 14 Latch body 14' Lever 15 Puller 16 Upper link rod 17 Closing rod 18 Guide body 19 Spring 20 Grounding shoe body a Link mechanism A Automatic release box

────────────────────────────────────────────────── ─── Continuation of front page (56) References JP-A-6-321239 (JP, A) JP-A-8-133406 (JP, A) JP-A-8-20404 (JP, A) JP-A 8- 20403 (JP, A) Japanese Unexamined Patent Publication No. 7-247004 (JP, A) Japanese Unexamined Patent Publication (Kokai) No. 10-10075 (JP, A) Japanese Utility Model Unexamined Publication No. 4-135503 (JP, U) (58) Fields investigated (Int. ⁷ , DB name) B65F 1/12 103

Claims (2)

(57) [Claims] 1. An automatic discharge box which can open and lift a bottom plate of a suspended box body by a link mechanism and slide and release the contents of the box body at a time, wherein the bottom plate of the box body having an open upper surface is moved to the left and right from the center. The left and right divided bottom plates are opened downward about the left and right base ends as axes, and are slidably provided.Partition walls are provided near the front and rear side plates in the box body, and the front and rear link chambers are formed by the partition walls and the side plates. In each of the front and rear link chambers, a bearing is provided near the center of the left end of each side plate, and the base of the sliding rod is pivotally mounted on the bearing, and the other end is projected obliquely upward and to the right. At the middle of the other end of the lower waist rod, the upper end of the upper waist rod is pivotally mounted, and the other end is vertically hung downward. The lower end is axially mounted on lower bearings provided on each side plate, and divided at the tip of the sliding rod. The upper end of the left connecting rod that opens and closes the bottom plate and the upper end of the right connecting rod that opens and closes the dividing bottom plate are pivotally connected with connecting pins, and the lower ends are pivotally mounted on the left and right dividing bottom plates, and the end of the latch pin is attached to each side plate. A latch body that detachably holds and holds the body and releases the holding by pulling the lever is provided, and a pulling body that pulls the lever is provided in the box,
The lower end of the upper link rod is pivotally attached to the connection pin, and the other end is projected obliquely upward to the right. An automatic discharge box body, wherein each of the closing rods is vertically suspended via a guide body attached to a side plate. 2. The automatic discharging device according to claim 1, wherein the contacting shoe body is fixed to the lower end of the closing rod via a spring so as not to be able to be pulled out, and slidably moved up and down the guide. Box.