JPH053393Y2 - - Google Patents
Info
- Publication number
- JPH053393Y2 JPH053393Y2 JP1985139286U JP13928685U JPH053393Y2 JP H053393 Y2 JPH053393 Y2 JP H053393Y2 JP 1985139286 U JP1985139286 U JP 1985139286U JP 13928685 U JP13928685 U JP 13928685U JP H053393 Y2 JPH053393 Y2 JP H053393Y2
- Authority
- JP
- Japan
- Prior art keywords
- shaft
- loading platform
- spring ring
- underframe
- boss
- 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.)
- Expired - Lifetime
Links
- 230000003028 elevating effect Effects 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 5
- 230000007246 mechanism Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
Description
【考案の詳細な説明】
(a) 産業上の利用分野
本考案は貨物自動車の荷台上への荷積み作業あ
るいは荷台上からの荷卸し作業をするために貨物
自動車に装着された荷受台昇降装置の分野で利用
されるものである。[Detailed description of the invention] (a) Industrial application field The present invention is a loading platform lifting device installed on a truck for loading onto or unloading from the loading platform of a truck. It is used in the field of
(b) 従来の技術
従来、荷受台が車体後方に設けた昇降装置に着
脱自在に設けられた荷受台昇降装置の走行車輪は
荷受台の台枠に回転自在に固着されていた。(b) Prior Art Conventionally, the loading platform is removably attached to the lifting device provided at the rear of the vehicle body, and the running wheels of the loading platform elevating device are rotatably fixed to the underframe of the loading platform.
このため荷受台を直立させて荷台の後扉とした
場合、走行車輪が後方へ突出し突起物となつて危
険であるばかりか見栄えが悪いという問題があつ
た。 For this reason, when the cargo receiving platform is made upright and used as a rear door of the cargo platform, the running wheels protrude rearward and become protrusions, which is not only dangerous but also unsightly.
(c) 考案が解決しようとする問題点
本考案は前記の如き問題点を解決するためにな
されたもので、荷受台を車体後方に設けた昇降装
置に着脱自在に設けられた荷受台昇降装置におい
て荷受台の前後各一対に設けた走行車輪を着脱自
在とし、荷受台を直立させて荷台の後扉とした場
合、走行車輪を荷受台より離脱させるようにした
ものである。(c) Problems to be solved by the invention The present invention has been made to solve the above-mentioned problems, and it is a loading platform elevating device in which a loading platform is removably attached to a lifting device provided at the rear of the vehicle body. The running wheels provided on each pair of front and rear sides of the loading platform are detachable, and when the loading platform is stood upright and used as a rear door of the loading platform, the running wheels can be removed from the loading platform.
(d) 題点を解決するための手段
本考案の特徴とするところは、
それ自体走行車輪を備えて単独に荷物を積載し
て運搬することができる荷受台を車体後方に設け
た昇降装置に着脱自在に設け、前記昇降装置によ
り水平状態を保ちつつ昇降しうるようにした荷受
台昇降装置において、前記荷受台は台枠と、この
台枠の前後各一対に着脱自在に嵌挿された走行車
輪とより主に構成され、前記走行車輪は車輪部と
ブラケツトとシヤフトとよりなり、前記台枠には
前記シヤフトを嵌挿する金属性のボスを設け、こ
のボスに円周部とボスの内径に達する直線部とを
有する円周溝を設け、この円周溝には直線部と円
弧部とを有する金属性のバネリングをボスの直線
部にバネリングの直線部が対応するように嵌合
し、前記シヤフトには前記バネリングの直線部に
対応する位置に切欠溝を設け、シヤフトをボスに
嵌挿したときバネリングの直線部がシヤフトの切
欠溝に係合して走行車輪は台枠に装着され、シヤ
フトを回転させバネリングの直線部とシヤフトの
切欠溝との係合を解除すると走行車輪は台枠に抜
き差し自在となることである。(d) Means for solving the problem The feature of the present invention is that the lifting device is equipped with a loading platform at the rear of the vehicle body, which is equipped with running wheels and can independently load and transport cargo. In the cargo platform elevating device which is removably provided and can be raised and lowered while maintaining a horizontal state using the elevating device, the cargo platform has an underframe and a traveling device which is removably fitted into each pair of front and rear frames of the underframe. The traveling wheel is composed of a wheel portion, a bracket, and a shaft, and the underframe is provided with a metal boss into which the shaft is inserted, and the boss is provided with a circumferential portion and an inner diameter of the boss. a circumferential groove having a straight line portion reaching , a metal spring ring having a straight line portion and an arcuate portion is fitted into the circumferential groove such that the straight line portion of the spring ring corresponds to the straight line portion of the boss; The shaft is provided with a notch groove at a position corresponding to the straight part of the spring ring, and when the shaft is inserted into the boss, the straight part of the spring ring engages with the notch groove of the shaft, and the running wheel is mounted on the underframe; When the shaft is rotated and the engagement between the straight portion of the spring ring and the notch groove of the shaft is released, the running wheel can be inserted into and removed from the underframe.
(e) 実施例
以下、図面により本考案の一実施例を説明する
と、車体１は側扉２を備えた荷台３を有し、この
荷台３の下方において車体１に対して固定された
支持軸４には左右一対のブラケツト５，５が固定
されている。(e) Embodiment Hereinafter, an embodiment of the present invention will be described with reference to the drawings.The vehicle body 1 has a loading platform 3 equipped with a side door 2, and a support shaft fixed to the vehicle body 1 below the loading platform 3. A pair of left and right brackets 5, 5 are fixed to 4.
前記ブラケツト５には取付板６介してパワーユ
ニツト７が取付けられているとともに、ブラケツ
ト５上の上下一対の枢支部８，９にはそれぞれ一
対のリンク１０，１１の各基端部が枢支されてい
る。 A power unit 7 is attached to the bracket 5 via a mounting plate 6, and base end portions of a pair of links 10 and 11 are respectively pivoted to a pair of upper and lower pivot parts 8 and 9 on the bracket 5. ing.
各リンク１０，１１の先端部はそれぞれ荷台３
の後端縁に平行な鉛直枠１２の側部に形成された
上下一対の枢支部１３，１４に枢支されており、
ブラケツト５、一対のリンク１０，１１および鉛
直枠１２は互いに協働して左右一対の平行リンク
機構Ａ，Ａを形成している。 The tip of each link 10, 11 is connected to the loading platform 3.
It is pivotally supported by a pair of upper and lower pivot parts 13 and 14 formed on the sides of the vertical frame 12 parallel to the rear end edge,
The bracket 5, the pair of links 10, 11, and the vertical frame 12 cooperate with each other to form a pair of left and right parallel link mechanisms A, A.
鉛直枠１２の下端部には断面アングル形状の左
右一対の支持枠１５，１５の前端部が枢支軸１６
により枢支されているとともに、鉛直部１２の上
端部に設けられた枢支部１７と支持枠１５の後端
部に設けられた枢支部１８との間には途中に関節
部１９を有する支持杆２０が介装されている。 At the lower end of the vertical frame 12, the front ends of a pair of left and right support frames 15, 15 each having an angled cross section are connected to a pivot shaft 16.
A support rod having a joint part 19 in the middle is provided between a pivot part 17 provided at the upper end of the vertical part 12 and a pivot part 18 provided at the rear end of the support frame 15. 20 is interposed.
２１はブラケツト５上に枢支２２された油圧シ
リンダで、前記平行リンク機構Ａを作動させるも
のであり、この油圧シリンダ２１と左右一対の支
持枠１５，１５と支持杆２０と平行リンク機構Ａ
とで、昇降装置Ｂを構成している。 A hydraulic cylinder 21 is pivotally supported 22 on the bracket 5 and operates the parallel link mechanism A. This hydraulic cylinder 21, the pair of left and right support frames 15, 15, the support rod 20, and the parallel link mechanism A
These constitute a lifting device B.
２３は支持枠１５，１５に搭載される荷受台
で、この荷受台２３は台枠２４と、この台枠２４
の前後各一対に着脱自在に嵌挿された走行車輪２
５，２５…と、台枠２４の左右一対に立設した取
手２６，２６とを備え、それ自体単独で荷物を積
載して運搬できるようにしてある。 Reference numeral 23 denotes a loading platform mounted on the support frames 15, 15, and this loading platform 23 is connected to an underframe 24 and this underframe 24.
Running wheels 2 removably inserted into each pair of front and rear wheels of
5, 25, . . . and a pair of handles 26, 26 erected on the left and right sides of the underframe 24, so that cargo can be loaded and transported by itself.
前記走行車輪２５は車輪部２７とブラケツト２
８とシヤフト２９とより構成され、前記台枠２４
の前後各一対には金属性のボス３０，３０…が設
けられている。３１はボス３０に設けた円周溝
で、この円周溝３１は円周部３１ａとボス３０の
内径に達する直線部３１ｂとより構成されてい
る。 The running wheel 25 includes a wheel portion 27 and a bracket 2.
8 and a shaft 29, the underframe 24
Metallic bosses 30, 30, . . . are provided on each pair of front and rear. Reference numeral 31 denotes a circumferential groove provided in the boss 30, and the circumferential groove 31 is composed of a circumferential portion 31a and a straight portion 31b reaching the inner diameter of the boss 30.
３２は直線部３２ａと円弧部３２ｂとを有する
金属性のバネリングであり、このバネリング３２
はバネリング３２の直線部３２ａがボス３０の円
周溝３１の直線部３１ｂに対応するようにボス３
０の円周溝３１に嵌合されている。 32 is a metal spring ring having a straight portion 32a and an arcuate portion 32b;
The boss 3 is arranged so that the straight part 32a of the spring ring 32 corresponds to the straight part 31b of the circumferential groove 31 of the boss 30.
It is fitted into the circumferential groove 31 of 0.
３３は前記シヤフト２９に設けた切欠溝で前記
バネリング３２の直線部３２ｂに対応する位置に
設けられている。 Reference numeral 33 denotes a notched groove provided in the shaft 29, and is provided at a position corresponding to the straight portion 32b of the spring ring 32.
３４は荷受台２３を枢支軸１６を中心として上
方へ回動させるときに支持杆１５，１５のボス３
５と荷受台２３のボス３６間に差し込み、荷受台
２３が支持枠１５，１５より離れるのを防止する
ストツパピンである。 34 is a boss 3 of the support rods 15, 15 when rotating the loading platform 23 upward about the pivot shaft 16.
5 and the boss 36 of the loading platform 23, and is a stopper pin that prevents the loading platform 23 from separating from the support frames 15, 15.
また３７は側扉２の後端部の上面に立設され、
支持枠１５，１５の側面に設けられたヒジピン３
８を包持する固縛金具である。 Further, 37 is provided upright on the upper surface of the rear end of the side door 2,
An elbow pin 3 provided on the side surface of the support frames 15, 15
This is a lashing fitting that holds 8.
本考案は以上のような構成で、次に作用につい
て説明すると、まず荷台３上へ荷積み作業を行う
場合には、シヤフト２９，２９…の切欠溝３３，
３３…をバネリング３２，３２…の直線部３２
ａ，３２ａ…に対応させてシヤフト２９，２９…
をボス３０，３０…に差し込みシヤフト２９，２
９…の切欠溝３３，３３…にバネリング３２，３
２…の直線部３２ａ，３２ａ…を係合させて走行
車輪２５，２５…を台枠２４に装着する。 The present invention has the above-described structure, and the operation will be explained next. First, when loading onto the loading platform 3, the notch grooves 33 of the shafts 29, 29...
33... is the straight part 32 of the spring ring 32, 32...
Shafts 29, 29... correspond to a, 32a...
Insert the shafts 29, 2 into the bosses 30, 30...
Spring rings 32, 3 are attached to the notch grooves 33, 33... of 9...
The running wheels 25, 25... are mounted on the underframe 24 by engaging the straight portions 32a, 32a... of the two.
次にストツパピン３４を外すとともにヒンジピ
ン３８を固縛金具３７より解放し、手動により荷
受台２３と支持枠１５，１５とを枢支軸１６を中
心にして支持杆２０が一直線状に張設されるまで
下方に回動し、水平状態とする。 Next, the stopper pin 34 is removed and the hinge pin 38 is released from the lashing fitting 37, and the support rod 20 is manually stretched between the cargo receiving platform 23 and the support frames 15, 15 in a straight line around the pivot shaft 16. Rotate it downward until it becomes horizontal.
その後パワーユニツト７により昇降装置Ｂを作
動させて支持枠１５，１５を最下降位置まで降下
させる。 Thereafter, the power unit 7 operates the lifting device B to lower the support frames 15, 15 to the lowest position.
次に荷受台２３を荷物置場まで運び、荷物を荷
受台２３上に積載してもどつてきて、支持枠１
５，１５上に合わせる。 Next, the cargo receiving platform 23 is carried to the cargo storage area, the cargo is loaded onto the cargo receiving platform 23 and returned, and the support frame 1
Align on 5,15.
そして、昇降装置Ｂを作動させる。 Then, the lifting device B is activated.
昇降装置Ｂが最上昇位置に達すると荷受台２３
の台枠２４の上面と荷台３とが同一面上となり、
荷物を荷台３上に積み込むことができる。 When the lifting device B reaches the highest position, the loading platform 23
The upper surface of the underframe 24 and the loading platform 3 are on the same plane,
Luggage can be loaded onto the loading platform 3.
その後、ストツパピン３４を支持枠１５，１５
と荷受台２３のボス３５，３６間に差し込んだ
後、手動にて支持枠１５，１５と荷受台２３とを
枢支軸１６を中心にして上方に回動すると支持杆
２０は関節部１９にて折曲げられて支持枠１５，
１５と荷受台２３とは直立する。 After that, the stopper pin 34 is attached to the support frames 15, 15.
After inserting the support rod 20 between the bosses 35 and 36 of the loading platform 23, when the support frames 15 and 15 and the loading platform 23 are manually rotated upward about the pivot shaft 16, the support rod 20 is inserted into the joint 19. The support frame 15 is bent and
15 and the loading platform 23 stand upright.
ヒンジピン３８を固縛金具３７より包持すると
ともに走行車輪２５，２５…を回転させ、シヤフ
ト２９，２９…の切欠溝３３，３３…とバネリン
グ３２，３２…の直線部３２ａ，３２ａ…との係
合を解除して、シヤフト２９，２９…をボス３
０，３０…より引き技いて台枠２４より走行車輪
２５，２５…を外すことにより荷受台２３を荷台
３の後扉として利用することができる。 The hinge pin 38 is held by the lashing fitting 37, and the running wheels 25, 25... are rotated, and the notch grooves 33, 33... of the shafts 29, 29... and the straight parts 32a, 32a... of the spring rings 32, 32... are engaged. Release the connection and move shafts 29, 29... to boss 3.
By pulling the running wheels 25, 25, . . . from the underframe 24 by pulling from 0, 30, .
荷台３上から荷卸しするときには、前記手順と
は逆の手順に従つて作業を遂行することができ
る。 When unloading from the loading platform 3, the work can be carried out in accordance with the reverse procedure to the above procedure.
(f) 考案の効果
荷受台の前後各一対に設けた走行車輪を着脱自
在とし、荷受台を直立させて荷台の後扉とした場
合、走行車輪を荷受台より離脱させるようにした
ので、走行車輪が突起物となることはなく、また
見栄えもよくなる。(f) Effects of the invention The running wheels provided on each pair of front and rear sides of the loading platform are detachable, and when the loading platform is set upright and used as a rear door of the loading platform, the running wheels can be removed from the loading platform, making it easier to move. The wheels do not become protrusions and also look good.
第１図は本考案の荷受台昇降装置の要部側面
図、第２図は荷受台を後扉として利用している状
態の側面図、第３図は走行車輪の取付状態を示す
詳細図、第４図は第３図のＣ−Ｃ断面図、第５図
はシヤフトの正面図、第６図はシヤフトの側面
図、第７図はボスの正面図、第８図は第７図のＤ
−Ｄ断面図である。
１は車体、２３は荷受台、２４は台枠、２５は
走行車輪、２７は車輪部、２８はブラケツト、２
９はシヤフト、３０はボス、３１は円周溝、３２
はバネリング、３３は切欠溝である。
Fig. 1 is a side view of the main parts of the loading platform elevating device of the present invention, Fig. 2 is a side view of the loading platform being used as a rear door, and Fig. 3 is a detailed view showing how the running wheels are installed. Figure 4 is a cross-sectional view taken along the line C-C in Figure 3, Figure 5 is a front view of the shaft, Figure 6 is a side view of the shaft, Figure 7 is a front view of the boss, and Figure 8 is the D in Figure 7.
-D sectional view. 1 is a vehicle body, 23 is a loading platform, 24 is an underframe, 25 is a running wheel, 27 is a wheel portion, 28 is a bracket, 2
9 is a shaft, 30 is a boss, 31 is a circumferential groove, 32
is a spring ring, and 33 is a notch groove.
Claims (1)
て運搬することができる荷受台を車体後方に設け
た昇降装置に着脱自在に設け、前記昇降装置によ
り水平状態を保ちつつ昇降しうるようにした荷受
台昇降装置において、前記荷受台は台枠と、この
台枠の前後各一対に着脱自在に嵌挿された走行車
輪とより主に構成され、前記走行車輪は車輪部と
ブラケツトとシヤフトとよりなり、前記台枠には
前記シヤフトを嵌挿する金属性のボスを設け、こ
のボスに円周部とボスの内径に達する直線部とを
有する円周溝を設け、この円周溝には直線部と円
弧部とを有する金属性のバネリングをボスの直線
部にバネリングの直線部が対応するように嵌合
し、前記シヤフトには前記バネリングの直線部に
対応する位置に切欠溝を設け、シヤフトをボスに
嵌挿したときバネリングの直線部がシヤフトの切
欠溝に係合して走行車輪は台枠に装着され、シヤ
フトを回転させバネリングの直線部とシヤフトの
切欠溝との係合を解除すると走行車輪は台枠に抜
き差し自在となることを特徴とする荷受台昇降装
置。 A loading platform, which is equipped with running wheels and is capable of independently loading and transporting cargo, is removably attached to a lifting device provided at the rear of the vehicle body, so that the lifting device can move up and down while maintaining a horizontal state. In the loading platform elevating device, the loading platform is mainly composed of an underframe and a pair of running wheels removably inserted into each pair of the front and rear of the underframe, and the running wheels are composed of a wheel portion, a bracket, and a shaft. The underframe is provided with a metal boss into which the shaft is inserted, and the boss is provided with a circumferential groove having a circumferential portion and a straight portion reaching the inner diameter of the boss. A metal spring ring having a circular arc portion and a circular arc portion is fitted so that the straight portion of the spring ring corresponds to the straight portion of the boss, a notch groove is provided in the shaft at a position corresponding to the straight portion of the spring ring, and the shaft When the spring ring is inserted into the boss, the straight part of the spring ring engages with the notched groove of the shaft, and the running wheel is attached to the underframe.When the shaft is rotated and the engagement between the straight part of the spring ring and the notched groove of the shaft is released, the straight part of the spring ring engages with the notched groove of the shaft. A loading platform lifting device characterized in that the running wheels can be freely inserted into and removed from the underframe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985139286U JPH053393Y2 (en) | 1985-09-10 | 1985-09-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985139286U JPH053393Y2 (en) | 1985-09-10 | 1985-09-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6246233U JPS6246233U (en) | 1987-03-20 |
| JPH053393Y2 true JPH053393Y2 (en) | 1993-01-27 |
Family
ID=31045047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985139286U Expired - Lifetime JPH053393Y2 (en) | 1985-09-10 | 1985-09-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH053393Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5695733A (en) * | 1979-12-28 | 1981-08-03 | Shin Meiwa Ind Co Ltd | Loading equipment for truck |
-
1985
- 1985-09-10 JP JP1985139286U patent/JPH053393Y2/ja not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5695733A (en) * | 1979-12-28 | 1981-08-03 | Shin Meiwa Ind Co Ltd | Loading equipment for truck |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6246233U (en) | 1987-03-20 |
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