JPS6164543A - Device for opening and closing rear door of dump truck - Google Patents
Device for opening and closing rear door of dump truckInfo
- Publication number
- JPS6164543A JPS6164543A JP18570084A JP18570084A JPS6164543A JP S6164543 A JPS6164543 A JP S6164543A JP 18570084 A JP18570084 A JP 18570084A JP 18570084 A JP18570084 A JP 18570084A JP S6164543 A JPS6164543 A JP S6164543A
- Authority
- JP
- Japan
- Prior art keywords
- support frame
- cargo box
- door
- carrying platform
- load carrying
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
- B60P1/00—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading
- B60P1/04—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading with a tipping movement of load-transporting element
- B60P1/26—Means for controlling movement of tailboards or sideboards
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Lock And Its Accessories (AREA)
- Body Structure For Vehicles (AREA)
Abstract
Description
【発明の詳細な説明】
（ａｌ 産業上の利用分野
本発明はダンプカーにおいて、荷箱内の収容物が嵩の高
い場合と低い場合のいずれであっても効率良（排出でき
るようにする分野で利用されるものである。DETAILED DESCRIPTION OF THE INVENTION (al) Industrial Field of Application The present invention is directed to the field of dump trucks, which enable efficient (dumping) of cargo contained in a cargo box, regardless of whether the volume is high or low. It is something that is used.
ｆｈｌ 従来の技術
従来のダンプカーの後部煽戸ば上部が回動可能に軸支さ
れ、荷箱の傾動とともに後部煽戸が自重にて揺動し、荷
箱後部を開放するようになっている。fhl BACKGROUND OF THE INVENTION The upper part of the rear door of a conventional dump truck is pivotably supported, and as the cargo box tilts, the rear door swings under its own weight to open the rear of the cargo box.
そのため、後部煽戸の回動中心よりも嵩の低い収容物で
あれば、スムーズに排出できるが、嵩の高い収容物にあ
っては、後部煽戸に当たって排出できないという問題が
あった。Therefore, if the stored object is lower in volume than the center of rotation of the rear sliding door, it can be smoothly ejected, but if the stored object is high in volume, there is a problem in that it hits the rear sliding door and cannot be ejected.
ｆＣ） 発明が解決しようとする問題点本発明は前記
問題点を解決するもので、６１１箱後部に口型の支持枠
上部を揺動可能に軸支し、前記支持枠の内側に観音扉を
設り、荷箱内の収容物が嵩の低い場合には支持枠を揺動
させ、嵩の高い場合には観音扉を開いて収容物を１ノ１
出できるようにしたものである。fC) Problems to be Solved by the Invention The present invention solves the above-mentioned problems.The upper part of the mouth-shaped support frame is pivotably supported at the rear of the 611 box, and a double door is installed inside the support frame. If the contents in the cargo box are low in volume, the support frame is swung, and if the contents are high in volume, the double door is opened and the contents are moved one by one.
It was made so that it could be released.
ｆｄｌ 問題点を解決するための手段本発明は、車体
上に荷箱を回動可能Ｇこ搭載し２、前記荷箱の後部に口
型の支持枠−Ｉ一部を揺動可能に軸支し、前記支持枠の
内側には観音扉を設＆Ｊ前記支持枠の上部に４１、自１
１１端を車体に軸支若しくは観音扉を開放状態で荷箱側
面に固定しうる規制杆を軸支してなるダンプカーの後部
煽戸開閉装置に関するものである。fdl Means for Solving the Problems The present invention includes a cargo box rotatably mounted on the vehicle body, and a part of the mouth-shaped support frame I pivotably supported at the rear of the cargo box. A double door is installed on the inside of the support frame.
This invention relates to a rear fan door opening/closing device for a dump truck, in which a control rod is pivotally supported at its 11th end on the vehicle body or can be fixed to the side surface of a cargo box in an open state.
＋ｅ＋実施例
以下実施例を図面にて説明すると、（１）は車体（２）
上に搭載された荷箱で、該荷箱（１）は扛上装置（図示
せず）にて後方に傾動されるようになっている。また荷
箱（１）の後部には後部煽戸（３）が設けられ、後部煽
戸（３）を開くことにより収容物を荷箱（１１後方に排
出できるようになっている。+e+Example The following example will be explained using drawings. (1) is a vehicle body (2)
The cargo box (1) is mounted on top and is adapted to be tilted rearward by a lifting device (not shown). Further, a rear sliding door (3) is provided at the rear of the cargo box (1), and by opening the rear sliding door (3), the contents can be discharged to the rear of the cargo box (11).
前記後部煽戸（３）はＵ型の支持枠（４）と観音扉（５
）とから構成されている。The rear fan door (3) has a U-shaped support frame (4) and a double door (5).
).
前記支持枠（４）上部は荷箱（１）後部に揺動可能に軸
支され、下部に設けられた係合ピン（６１＋６１は荷箱
（１）下部に設けられたフック（７１＋７１にて係合さ
れ、支持枠（４）が揺動するのを規制するようになって
いる。The upper part of the support frame (4) is swingably supported on the rear part of the cargo box (1), and the engagement pins (61+61) provided at the lower part are engaged with the hooks (71+71) provided at the lower part of the cargo box (1). The support frame (4) is adapted to restrict swinging.
前記フック（７１（７１には第４図に示す如くロンド（
８）ベルクランク（９）が取付けられ、荷箱（１）格納
時には車体（２）の規制＠ａＯ）にベルクランク（９）
の一部が当接して係合ピン（６１＋６１へのフック（７
１（７１の係合状態を保持し、荷箱ｏ１ｆｍ動時にはベ
ルクランク（９）が規制板Ｔｌ０Ｉより離れることによ
り、フック（７１（７１の係合状態が解除されるように
なっている。Said hook (71) has a rond (71) as shown in FIG.
8) The bell crank (9) is installed, and when the cargo box (1) is stored, the bell crank (9) is attached to the regulation @aO) of the vehicle body (2).
A part of the hook (7) touches the engaging pin (61+61).
The engaged state of the hook (71) is released by maintaining the engaged state of the hook (71) and moving the bell crank (9) away from the regulating plate Tl0I when the cargo box o1fm is moved.
前記観音扉（５）は支持枠（４）の内側に蝶着され、係
合部材（１１） （１１）にて支持枠（４）に固定で
きるようになっている。The double door (5) is hinged to the inside of the support frame (4) and can be fixed to the support frame (4) with engaging members (11).
（１３）は後部煽戸（３）の開閉を制御する規制杆で該
規制杆（１３）の一端は支持枠（４）上部に軸支され、
他端である自由端は車体（２）に固定されたブラケット
（１４）に着脱可能なピン（１５）にて結合されている
。(13) is a regulating rod that controls the opening and closing of the rear fan door (3), and one end of the regulating lever (13) is pivotally supported on the upper part of the support frame (4).
The other free end is connected to a bracket (14) fixed to the vehicle body (2) with a removable pin (15).
また前記規制杆（１３）は、ピン（１５）を抜き、観音
扉（５）を開いて観音扉（５）と荷箱（１）側面に設け
られた各係合片（１６） （１６）に係合させること
により、観音扉（５）を荷箱（１）側面に固定しうるよ
うになっている。Further, the regulating rod (13) can be connected to the double door (5) by removing the pin (15) and opening the double door (5). By engaging with the double door (5), the double door (5) can be fixed to the side surface of the cargo box (1).
（１７）は規制杆（１３）に設けられた取手である。(17) is a handle provided on the regulating rod (13).
（１８）はフック（７）に設けた孔で、該孔（１８）に
前記ピン（１５）を差し込むことによりフック（７）が
固定されるようになっている。(18) is a hole provided in the hook (7), and the hook (7) is fixed by inserting the pin (15) into the hole (18).
本発明は前記の如き構成で次に作用について説明すると
、まず嵩の低い収容物を排出する場合には第１図の如く
規制杆（１３）の自由端をブラケット（１４）にピン（
１５）結合させておき、その状態で荷箱（１）を傾動さ
せると、フック（７）（７）が外れるとともに支持枠（
４）が規制杆（１３）に引っ張られて揺動し、荷箱（１
）後方が開放されて、収容物が排出される。The present invention has the above-mentioned structure. Next, the operation will be explained. First, when discharging a low-volume stored object, the free end of the regulating rod (13) is connected to the bracket (14) with the pin (1) as shown in FIG.
15) If the cargo box (1) is tilted in this state, the hooks (7) (7) will come off and the support frame (
4) is pulled by the regulating rod (13) and swings, and the cargo box (1
) The rear side is opened and the contents are discharged.
次に嵩の高い収容物を排出する場合にはピン（１５）を
抜いてフック（７）の孔（］８）に差しておきその状態
で規制杆（１３）を上方回動させ、観音扉（５）を開き
、荷箱ｉｌｌ側面と観音扉（５）の各係合片（１６）
（１６）に第６図の如く規制杆（１３）を係合させて
、観音扉（５）を荷箱（１１側面に固定する。Next, when discharging a bulky item, remove the pin (15) and insert it into the hole (]8) of the hook (7). (5), and each engaging piece (16) between the side of the cargo box and the double door (5).
(16) is engaged with the regulating rod (13) as shown in Fig. 6 to fix the double door (5) to the side of the cargo box (11).
その状態で荷箱（１）を傾動させると、収容物は荷箱（
１１後方より排出される。When the packing box (1) is tilted in this state, the contents will be moved to the packing box (
11 is ejected from the rear.
その際、支持枠（４）は、フック（７１（７１がピン（
１５）にて固定されているため、揺動規制されている。At that time, the support frame (4) has a hook (71 (71 is a pin)
15), the swinging is restricted.
（ｆｌ 発明の効果
以上の如く本発明は揺動可能な支持枠の内側に観音扉を
設けたので、収容物の種類にかかわらずスムーズに収容
物を排出させることができ、また支持枠に設けた規制杆
にて支持枠の自動揺動及び観音扉の固定が出来るように
したので、排出作業を確実に行うことができる。(fl Effects of the Invention As described above, the present invention provides a double door inside the swingable support frame, so that the stored items can be smoothly discharged regardless of the type of stored items. Since the support frame can be automatically moved and the double door can be fixed using the regulating rod, the discharge work can be carried out reliably.
第１図は全体図、第２図は後面図、第３図は第１図Ａ−
Ａ断面図、第４図は部分拡大図、第５図は他の状態図、
第６図は第５図Ｂ−Ｂ断面図である。
（１，１は荷箱、（４）は支持枠、（５）は観音扉、（
１３）は規制杆。Figure 1 is the overall view, Figure 2 is the rear view, Figure 3 is Figure 1A-
A sectional view, Fig. 4 is a partially enlarged view, Fig. 5 is another state diagram,
FIG. 6 is a sectional view taken along line BB in FIG. (1, 1 is a packing box, (4) is a support frame, (5) is a double door, (
13) is a regulatory rod.
Claims (1)
型の支持枠上部を揺動可能に軸支し、前記支持枠の内側
には観音扉を設け、前記支持枠の上部には、自由端を車
体に軸支若しくは観音扉を開放状態で荷箱側面に固定し
うる規制杆を軸支してなるダンプカーの後部煽戸開閉装
置。A cargo box is tiltably mounted on the vehicle body, and a U is installed at the rear of the cargo box.
The upper part of the support frame of the mold is swingably supported, a double door is provided inside the support frame, and the free end of the support frame is pivoted to the vehicle body, or a cargo box can be mounted with the double door in the open state. A rear door opening/closing device for a dump truck that pivots on a regulating rod that can be fixed to the side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18570084A JPS6164543A (en) | 1984-09-04 | 1984-09-04 | Device for opening and closing rear door of dump truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18570084A JPS6164543A (en) | 1984-09-04 | 1984-09-04 | Device for opening and closing rear door of dump truck |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6164543A true JPS6164543A (en) | 1986-04-02 |
| JPS6366694B2 JPS6366694B2 (en) | 1988-12-21 |
Family
ID=16175334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18570084A Granted JPS6164543A (en) | 1984-09-04 | 1984-09-04 | Device for opening and closing rear door of dump truck |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6164543A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01148937U (en) * | 1988-04-05 | 1989-10-16 | ||
| JPH03227747A (en) * | 1990-01-31 | 1991-10-08 | Koya Kensetsu Kogyo:Kk | Rear door opening and closing device for dump truck |
| CN105946688A (en) * | 2016-06-08 | 2016-09-21 | 常州常发农业装备工程技术研究有限公司 | Discharge door opening and closing mechanism for self-discharging compartment |
-
1984
- 1984-09-04 JP JP18570084A patent/JPS6164543A/en active Granted
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01148937U (en) * | 1988-04-05 | 1989-10-16 | ||
| JPH03227747A (en) * | 1990-01-31 | 1991-10-08 | Koya Kensetsu Kogyo:Kk | Rear door opening and closing device for dump truck |
| CN105946688A (en) * | 2016-06-08 | 2016-09-21 | 常州常发农业装备工程技术研究有限公司 | Discharge door opening and closing mechanism for self-discharging compartment |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6366694B2 (en) | 1988-12-21 |
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