TWM384125U - Unpowered automatic open/close tailgate of dumping truck bed - Google Patents

Unpowered automatic open/close tailgate of dumping truck bed Download PDF

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Publication number
TWM384125U
TWM384125U TW99204371U TW99204371U TWM384125U TW M384125 U TWM384125 U TW M384125U TW 99204371 U TW99204371 U TW 99204371U TW 99204371 U TW99204371 U TW 99204371U TW M384125 U TWM384125 U TW M384125U
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TW
Taiwan
Prior art keywords
tailgate
weights
side walls
tailgate structure
links
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TW99204371U
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Chinese (zh)
Inventor
Pin-Hsong Huang
Original Assignee
China Steel Corp
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Application filed by China Steel Corp filed Critical China Steel Corp
Priority to TW99204371U priority Critical patent/TWM384125U/en
Priority to JP2010132359A priority patent/JP5485031B2/en
Publication of TWM384125U publication Critical patent/TWM384125U/en

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  • Lock And Its Accessories (AREA)

Description

五、新型說明: 【新型所屬之技術領域】 門’更特別有關一種 斗尾門。 本發明係有關一種車斗尾 無動力可自動啟閉之傾卸式車 【先前技術】 股大型連輸皁輛 車等,可用夾奘哉女旦 y石車、貨車或清潔用 車等了用來裝載大夏的貨物’如泥土砂石或是 :::這些車輛均具有可傾卸之車斗,以將裝载物 參考第1圖’其顯示-般車斗的使用示意圖。 如圖所示’-般車斗11G的㈣後方係組設有一片 尾門120,在進行卸貨時,係利用其車斗ιι〇底邛 所組設的—挺舉裝置13G,且車斗UG後端並樞; 於車身上〜。當挺舉裝置130作動後,可將車斗 一端挺升,而另一端仍結合於車身上,以呈適當角 度的傾斜狀態。因此,當車斗11〇呈傾斜時,其尾 門120會因重力而與車斗11〇呈一開口,此時:二 車斗110内的貨物會因重力下滑而傾倒出,當車斗 110的舉升角度越大’開口則越大。另外,框架後 方下緣設置有尾門鎖定裝置(未顯示),其係藉由氣 壓帶動曲柄以開啟或鎖定尾門120,以防止車輛在 行駛途中發生落料。 足,當車斗與車斗110的開口寬度不 舊耐火等Γ型物料’如廢鋼、水泥塊、 120,因而導致尾H m變形損^ ^擊尾門 車型式!子::鎖疋裝置藉由氣壓驅動,對於子母 必須,驶操作母車與子車聯結後’ ^官線°而#子母車欲分離時,駕 駛亦必須再下車—兮 a 馬 車聯結作業料之場所=壓管線。這對於子母 率,對於駕驶之作業安八,^ 夂 -王,、效率將產生負面的影響。 ^ > 圖而目如鋼鐵薇一般載運廢+ 車之傾卸式車斗21()後 ^運廢鋼的卡 220兩側各以古v 置有一尾門220,尾門 -端銜連桿26。固定。Y型連桿_ ^銜接鍊被270,鍊環27 架280連-接,Υ型連桿26〇 灸車 於車斗210兩側。當車 刀岔點262則樞設 於車斗„ 舉升時,Y型連桿2的 接點此: 與鍊環270於後車架28〇上之 接』此兩點間之距離隨車斗2ig 而帶動Y型連桿26〇 支長進 22〇 π Μ ^ ^ , I夺針方向旋轉,以將尾門 L:開啟。當車斗210下降時,尾Η 220藉由自』 =型連桿遍以順時針方向旋轉,以將尾門220 缺 Ό、 而’上述啟閉尾門咖之連桿係固定於 M384125 後車架280上,對於子母車 操作母車與子車聯結後’亦必斑駕敬 需=4;:::動此:r車分離時,則 場所,勢必增加駕铁二=母車聯結作業頻繁之 曰加烏駛上下車的頻率,如此 之作業安全與效率將產生負面影響。 *·、‘ ⑷另外’參考第3目,中華民國專利公主第 ,5426號揭示了-種車斗後檔板結構,係於:斗 1〇後方框架的兩側分別設置—氣、 = 升降裝置340,將車斗後及馬達 於弁詩罢加 ^Π) 32()㈣ =升降裝置340的頂端’使升降裝置34()可將後槽 板320升向。當車斗310以挺舉裝置㈣舉升時Γ 將加大後槽板320與車斗31G間之開口寬度 另外’框架後方下緣設置有—迫緊裝置35〇: 以避免泥水、污水;後槽板32。’ 板320方能開啟。胃曲柄说打開後’後檔 同樣地,上述後檔板320與迫緊Μ 350皆需 外加動力源下方能作動,對於子母車型式之子車車 斗,駕駛操作母車與子車聯結後,必須Τ車連接管 線以傳遞動力源後’使子車之裝置能夠作動。而當 子母車欲分離時’駕驶亦必須再一次下車以解離管 線。此對於子母車聯結作業㈣之場所,勢必增加 5 M384125 駕駛上下車的頻率,對於駕駛之作業安全與效率將 產生負面的影響。 另外,升降裝置340將後擋板320升高後,雖 可加大後檔板320與車斗310間之開口寬度,惟後 檔板320仍與地面垂直。當車斗31〇載運大型物料, 如廢鋼、.水泥塊、舊耐火材、礦石等傾倒時,物料 仍會撞擊後檔板320,導致後檔板32〇變形,或造 成升降裝置340損壞。V. New description: [New technology field] The door is more specifically related to a tailgate. The invention relates to a dump truck with no power and can be automatically opened and closed at the tail of the vehicle. [Prior Art] A large-scale continuous-displacement soap car, etc., can be used for clipping a female dan stone car, a truck or a cleaning car. To load the goods of the big summer 'such as clay sandstone or ::: These vehicles have a dumping body to refer to the load diagram of Figure 1 'showing the use of the body. As shown in the figure, the rear section of the (4) rear body of the car body 11G is provided with a tailgate 120. When unloading, the ejector device 13G is assembled by using the body ι 〇 〇 ,, and the rear end of the hopper UG And pivot; on the body ~. When the jerk device 130 is actuated, one end of the body can be raised and the other end is still attached to the body to be tilted at an appropriate angle. Therefore, when the body 11 〇 is inclined, the tail door 120 will open to the body 11 by gravity, and at this time: the goods in the two bodies 110 will fall out due to the gravity falling, when the body 110 The greater the angle of lift, the larger the opening. In addition, the lower edge of the rear of the frame is provided with a tailgate locking device (not shown) which drives the crank by air pressure to open or lock the tailgate 120 to prevent the vehicle from being blanked during travel. Foot, when the width of the opening of the body and the body 110 is not old, such as scrap steel, cement block, 120, resulting in the deformation of the tail H m ^ ^ tail door model! Sub::The lock device is driven by air pressure. For the mother, it must be connected to the mother car and the car. ' ^Offer line ° and #子母车 want to separate, the driver must also get off the bus -兮a carriage connection Material place = pressure line. This will have a negative impact on the efficiency of the sub-mother, for the driving operation, Anba, ^ 夂 - Wang. ^ > Figure and the eye of the steel Wei generally carry the waste + car dumping bucket 21 () after the transport of scrap steel on both sides of the card 220 with a tail v 220, the tailgate - end link 26 . fixed. The Y-shaped connecting rod _ ^ connecting chain is connected by 270, the chain link 27 is connected to the 280, and the 连杆-shaped connecting rod 26 is moxibustion on both sides of the body 210. When the turning point 262 is pivoted on the body „ lifting, the contact of the Y-shaped connecting rod 2: the connection with the link 270 on the rear frame 28 』 the distance between the two points along with the body 2ig drives the Y-shaped connecting rod 26 to grow into 22〇π Μ ^ ^ , I rotates in the direction of the needle to open the tail gate L: When the body 210 descends, the tail boom 220 is driven by the self-type linkage Rotate clockwise to make the tailgate 220 out of shape, and 'the above-mentioned opening and closing tailgate linkage is fixed on the M384125 rear frame 280, for the sub-master car to operate the bus and the sub-car after the connection' Must be swayed and respected = 4;::: Move this: When the r car is separated, the place is bound to increase the frequency of the driving iron II = the frequency of the bus connection, the frequency of getting on and off the bus, so the safety and efficiency of the operation will be Negative impact. *·, ' (4) In addition, refer to the third item, the Republic of China Patent Princess No. 5426 reveals the structure of the rear baffle of the car, which is set on the two sides of the rear frame of the bucket 1 , = lifting device 340, after the car and the motor in the poems to add ^) 32 () (four) = the top end of the lifting device 340 'to make the lifting device 34 () can be the rear slot plate 32 0. When the body 310 is lifted by the jerk device (4), the opening width between the rear groove plate 320 and the body 31G will be increased. In addition, the lower edge of the frame is provided with a pressing device 35〇: to avoid muddy water, Sewage; rear trough 32. 'Board 320 can be opened. The stomach crank is said to open after the 'back gear. Similarly, the rear baffle 320 and the forced Μ 350 need to be activated under the power source, for the son-type model The car body, after the driving operation of the mother car and the child car, must be connected to the pipeline to transmit the power source, so that the device of the car can be activated. When the car is to be separated, the driver must also get off again to dissociate. This is the place where the sub-mother-job operation (4) is bound to increase the frequency of 5 M384125 driving and getting on and off, which will have a negative impact on the safety and efficiency of the driving operation. In addition, after the lifting device 340 raises the tailgate 320, Although the opening width between the rear baffle 320 and the body 310 can be increased, the rear baffle 320 is still perpendicular to the ground. When the body 31〇 carries large materials, such as scrap steel, cement blocks, old refractories, ore, etc. When the material is still going 320 hit the tailgate, the tailgate 32〇 cause deformation, or cause damage to the lifting device 340.

有鑑於此,便有需要提出一種方案,以解決上 述問題。 'N 【新型内容】 本創作之目的在於提供一種傾卸式車斗之尾門 結構,包含有一尾門,裝設於該車斗尾端,並與該 兩側壁樞摔;及兩配重塊,與該尾門連接,豆中备 該車斗傾斜時’該等配重塊因此產生移動,並牽弓胃丨 該尾門使之旋轉開啟。 根據本創作之技術,當應用於母車搭配多部子 車的方式作業時,不需外加動力源即可控制尾門的 啟閉,可省去子母車連接與脫離過財駕驶須上下 車的困擾,因此能有效提升運輸效率。 再者’根據本創作之技術’係可應用於鋼廠或 礦場運輸作業’對於載運如廢鋼、水泥塊、舊财火 6 mj«4125 材與礦石等大型物枓,以子母車方式作業之傾 車斗’可依載運物倒料需求’設計控制尾門之開^ 角度與速度’避免切,確保傾卸倒料作業之順 有效降低尾門損壞頻率。 、 除此之外,相較於一般須以動力源鎖定尾門之 車斗,本創作之尾門防脫裝置,係不須外加動力In view of this, there is a need to propose a solution to solve the above problem. 'N 【New Content】 The purpose of this creation is to provide a tailgate structure for a dump truck, comprising a tailgate mounted at the end of the bucket and pivoted with the two sidewalls; and two counterweights Connected to the tailgate, when the bean is tilted, the weights are moved, and the tailgate is rotated to open the tailgate. According to the technology of the creation, when applied to the mother car with multiple cars, the tailgate can be controlled without the need of an external power source, and the sub-mother connection and the disengagement driving can be omitted. Trouble, so it can effectively improve transportation efficiency. Furthermore, 'Technology based on this creation' can be applied to steel or mine transportation operations' for carrying large-scale materials such as scrap steel, cement blocks, old fossils, 6 mj «4125 materials and ore, and operating in a sub-mother The tilting bucket 'design can control the opening of the tailgate ^ angle and speed according to the demand of the dumping material to avoid cutting, ensuring that the dumping operation can effectively reduce the frequency of damage to the tailgate. In addition, compared with the body that normally needs to lock the tailgate with the power source, the tail door anti-off device of this creation does not need additional power.

:可有效固定尾門’避免載運途中因震動或物料碰 里’導致尾門關閉不完全而發生落料,能有效確 載運過程之安全。 、 為了讓本創作之上述和其他目的、特徵和優點 此更明顯,下文將配合所附圖示,作詳細說明如下。 ,外’於本創作之說明中,相同之構件係以相同之 付唬表不,於此合先述明。 【實施方式】: It can effectively fix the tailgate 'avoiding the blanking of the tailgate due to vibration or material collision during transportation, which can effectively ensure the safety of the carrying process. In order to make the above and other objects, features and advantages of the present invention more apparent, the following description will be made in conjunction with the accompanying drawings. In the description of this creation, the same components are expressed in the same way, and this is explained first. [Embodiment]

參::4、5及7圖’本創作之傾卸式車斗尾門 包含-尾門420’裝設於車斗41〇的尾端, 扩鳇ίΓ10的兩侧壁412插接,使尾門能以 1方式開啟。在車斗4Η)的側壁412的外側上, 各设置有一連桿46〇 ’其中段係樞接於側壁化的 端與尾門42〇連接’另—端則連接於一鋼 和制參考第6圖而為了使車斗41G舉升時能 二,^門420的開度,在車斗41〇的側壁412的上 、”’设置有兩軸承442與可藉該兩軸承442轉動一 44’其中軸承442係可調整位置,而樞軸444 穿過連桿460中段上的圓孔462。另外,為了避 ,物料裝填於車斗41G時碰撞料⑷導致其損 展,一保護蓋446設置於軸承442上方。 而在各側壁412的外側下方,設置有一導槽 導槽450内設置有可滑動的—配重塊48〇,其 二她索47G的另-端連接,且兩個配重塊480的重 和係大於尾門42G的重量。另外,在各側壁412 滑輪=個滑輪49Q ’鋼索47。則繞著四個 為了麵載運途中之作業安全,避免車斗41〇 二ί載!物料因車輛行駛中振動碰撞,導致尾門420 :凡全造成落料,於兩側壁412後方的外側 設置有—防脫裝置伽,其由—固定扣鈑极 ^平衡配重434所組成。固定扣鈑432係樞設於 ^化上,並可扣在尾門畑的開σ 422,使尾 門420益法任音門私 …&任忍開啟。而固定扣鈑432則可藉由平 衡配重434控制以保持水平,不受車斗4Π)㈣響t 傾斜:據3作之傾卸式車斗,當車斗410舉升而 而伴捭id疋扣鈑432會由於平衡配重434的作用 而保持水平’逐漸與尾門42〇脫離 =增大,例如達到…度時,固定二 將八尾門420脫離而打開。而當車斗41〇繼續 M384125 脾=25至3G度時’車斗41G兩側的配重塊480 抬 開始沿著導槽450往下滑動。而為使配重 塊_能夠滑動順暢與降低滑動時之阻力,配重塊 2下方四個角落處’各設置有一導輪482支樓。Ref:: 4, 5 and 7 'The dumping tailgate of the creation includes a tailgate 420' installed at the rear end of the body 41〇, and the two side walls 412 of the expansion 鳇 10 are inserted to make the tail The door can be opened in 1 way. On the outer side of the side wall 412 of the body 4), a connecting rod 46 is disposed, wherein the middle portion of the side wall is pivotally connected to the tail door 42〇, and the other end is connected to a steel and the reference frame 6 In order to lift the body 41G, the opening of the door 420, on the side wall 412 of the body 41 、, is provided with two bearings 442 and can be rotated by a 44'. The bearing 442 is adjustable in position, and the pivot 444 passes through the circular hole 462 in the middle section of the connecting rod 460. In addition, in order to avoid the collision of the material (4) when the material is loaded into the body 41G, the protective cover 446 is disposed on the bearing. Above the outer side of each of the side walls 412, a guide groove 450 is provided with a slidable weight-weighting block 48, and the other end of the cable 47G is connected, and the two weights 480 are provided. The weight is greater than the weight of the tailgate 42G. In addition, the pulleys on each side wall 412 = one pulley 49Q 'wire cable 47. It is safe to work around the four planes for transportation, avoiding the body of the vehicle 41. When the vehicle is running, the vibration collides, resulting in the tailgate 420: where all the blanking is caused, behind the two side walls 412 The side is provided with an anti-off device gamma, which is composed of a fixed buckle 钣 pole ^ balance weight 434. The fixed buckle 432 is pivoted on the yoke and can be buckled at the opening σ 422 of the tail gate to make the tail gate 420 Yifa Renmen Private...& Ren Ren Kai. And fixed button 432 can be controlled by balance weight 434 to maintain the level, not subject to the car 4Π) (4) ringing t tilt: according to 3 dumping The body of the car, when the body 410 is lifted and the 捭 疋 疋 钣 432 will remain horizontal due to the action of the balance weight 434 'gradually detached from the tailgate 42 = = increase, for example, when ... The eight-tailed door 420 is detached and opened. When the body 41 〇 continues M384125 spleen = 25 to 3G degrees, the weight 480 on both sides of the body 41G starts to slide down along the guide groove 450. _The ability to slide smoothly and reduce the resistance when sliding, the four corners below the counterweight 2 are each provided with a guide wheel 482 branch.

:配重塊48G滑動時,會帶動設置於其上方的鋼 '、70 而鋼索470則透過四個滑輪49〇改變力的 、方向’亚拉動連桿460使其繞著轉處轉動。由於 連桿460係與尾門42〇連接,因此尾⑽〇將因連 :偏的轉動而逐漸開啟。當車斗41〇傾斜的角度 愈大時,尾門420所開啟的角度也就愈大。當配重 塊480碰到檔板452時,將因權板⑸的阻止而停 f多動’此時尾門咖的開啟動作即告完成。而當 車斗4U)完成倒料下降時,尾門將因自重而向 下轉動動連桿偏、鋼索㈣而拉動配重塊When the weight 48G slides, it will drive the steel ', 70 disposed above it, and the cable 470 will move the link 460 through the four pulleys 49 to change the force. Since the link 460 is coupled to the tailgate 42A, the tail (10) will be gradually opened due to the rotation of the bias. The greater the angle at which the body 41 is tilted, the greater the angle at which the tailgate 420 is opened. When the counterweight block 480 hits the baffle 452, it will stop moving due to the blocking of the weight plate (5). At this time, the opening operation of the tailgate is completed. When the bucket 4U) completes the dumping, the tailgate will turn the shifting link and the cable (4) downwards due to its own weight to pull the counterweight.

回至又位’完成一作業循環。而在此同時,固 定扣鈑432將會扣在尾門42〇的開口上使尾門42〇 無法任意開啟。 —於本創作中,為了使車斗4ι〇傾斜時尾門㈣ 合易。□疋扣鈑432分離而開啟,於兩側壁412後 方的外側上’各設置有一質量塊438。當車斗410 舉升時’質量塊438將會沿導槽㈣下滑而藉由其 突出部436與防脫農置伽的平衡配重似碰撞接 =以使固以嘯432旋轉而與尾門咖分離。而 41Q ^倒料下降時’由於質量塊438將會 9 離開平衡配重434,而使得固定扣鈑432能夠扣在 尾門420上。 根據本創作之技術,當應用於母車搭配多部子 車的方式作業時’不需外加動力源即可控制尾門的 啟閉,可省去子母車連接與脫離過程中駕駛須上下 車的困擾,因此能有效提升運輸效率。 再者,根據本創作之技術,係可應用於鋼廠或. 礦場運輸作業’對於載運如廢鋼、水泥塊、舊耐火# :與礦石等大型物料’以子母車方式作業之傾卸式 2 ’可㈣運物_需求’設計控制尾門之開啟 又與逮度’避免卡料,確保傾卸倒料作業之順暢, 有效降低尾門損壞頻率。 鱼、b之外相較於一般須以動力源鎖定尾門之 即了古本創作之尾門防脫襄置’係不須外加動力源 定尾門’避免载運途中因震動或物料碰 载運過程之安全。Μ生洛料’能有效確保 以限mi:作已以前述實施例揭示,然其並非用 常^識老,任何本創作所屬技術領域中具有通 作夂插,不脫離本創作之精神和範圍内,當可 因此本創作之保護範圍二 【圖式簡圍所界定者為準。 M384125 車斗Go back to another position to complete a job cycle. At the same time, the fixed buckle 432 will be fastened to the opening of the tailgate 42〇 so that the tailgate 42〇 cannot be opened arbitrarily. - In this creation, the tailgate (4) is easy to make when the body is tilted. The 疋 疋 钣 432 is separated and opened, and a mass 438 is disposed on each of the outer sides of the rear side of the two side walls 412. When the body 410 is lifted, the mass 438 will slide down along the guide groove (four) and its protruding portion 436 will collide with the balance weight of the anti-agricultural gamma = to make the solid 432 rotate and the tailgate Coffee separation. When the 41Q ^ is lowered, the mass 438 will leave the balance weight 434, so that the fixed buckle 432 can be fastened to the tailgate 420. According to the technology of the creation, when applied to the mother car with multiple cars, the operation of the tailgate can be controlled without the need of an external power source, and the driving and getting off the car during the connection and disengagement of the sub-mother can be omitted. Trouble, so it can effectively improve transportation efficiency. Furthermore, according to the technology of this creation, it can be applied to steelworks or mine transportation operations. For dumping of large materials such as scrap steel, cement blocks and old fire-resistant materials: 2 'Can (4) transport _ demand 'design control to control the opening of the tailgate and catch the 'to avoid the material, to ensure smooth dumping operations, and effectively reduce the frequency of tailgate damage. In addition to the fish and b, it is necessary to lock the tailgate with the power source. This is the tailgate anti-dislocation device of the ancient creation. It is not necessary to add the power source to the tailgate to avoid the vibration or material collision during the transportation. Safe. Μ生洛料' can effectively ensure that the limit mi: has been disclosed in the foregoing embodiment, but it is not always used, and any of the technical fields of this creation have a general purpose, without departing from the spirit and scope of the creation. Within the scope of this work, the scope of protection of this creation is as defined in the figure. M384125 body

第3圖 第4圖 :第5圖 第1圖:顯示—Jn. > ^ 般卡車的傾卸式車斗β 第2圖:顯示鋼鐵廠-般載運廢鋼的卡車之傾卸式 :顯示―種習知車斗後檔板結構。 :顯示本創作之傾卸式車斗尾門結構。 :顯示本創作之傾卸式車斗尾η結構之立 第6圖:為第4圖之局部放大圖。 第7圖:顯示本創作之傾卸式車斗尾門結構, 車斗係傾斜而使尾門開啟。 ^ Τ 【主要元件符號說明】 110 車斗 130 挺舉.裝置 220 尾門 262 分岔點 280 後車架 320 後檔板 340 升降裝置 352 動力源 ,110 車斗 尾門 420 120 尾門 210 車斗 260 連桿 270 鍊環 310 車斗 330 挺舉裝置 350 迫緊裝置 354 曲柄 412 側壁 422 開口Figure 3: Figure 4: Figure 5: Figure 1: Display - Jn. > ^ Truck-type dump truck β Figure 2: Shows the dumping of trucks in steel mills - general-purpose scrap: display - A kind of conventional rear body baffle structure. : Shows the structure of the dumping tailgate of this creation. : Displaying the η structure of the tipping bucket tail of this creation. Fig. 6 is a partial enlarged view of Fig. 4. Figure 7: shows the structure of the tailgate of the dumping car of this creation. The body of the bucket is tilted to open the tailgate. ^ Τ [Main component symbol description] 110 Body 130 jerk. Device 220 tailgate 262 points 280 rear frame 320 rear baffle 340 lifting device 352 power source, 110 tailgate 420 120 tailgate 210 body 260 Connecting rod 270 link 310 bucket 330 jerk device 350 pressing device 354 crank 412 side wall 422 opening

M384125 430 防脫裝置 432 固定扣鈑 434 平衡配重 436 突出部 438 質量塊 442 軸承 444 枢 446 保護蓋 450 導槽 452 檔板 460 連桿 462 圓孔 470 鋼索 480 配重塊 482 導輪 490 滑輪 12M384125 430 Anti-off device 432 Fixed button 434 Balance weight 436 Projection 438 Mass 442 Bearing 444 Pivot 446 Protective cover 450 Guide groove 452 Baffle 460 Connecting rod 462 Round hole 470 Steel cable 480 Counterweight 482 Guide wheel 490 Pulley 12

Claims (1)

M384125 六、申請專利範圍: 1. 一種傾卸式車斗之尾門結構 侧壁’該尾門結構包含: 其中s玄車斗具有兩 一尾門,裝設於該車斗尾端 接;及 並與5亥兩側壁框M384125 VI. Scope of Application: 1. A side wall structure of a tailgate structure of a dumping bucket. The tailgate structure comprises: wherein the squat body has two tailgates and is installed at the end of the bucket; and And with 5 hai two side frame 兩配重塊,與該尾門連接, 其中當該車斗傾斜時,該等配重塊因此產生移 動’並牽引該尾門使之旋轉開啟。 2.如申請專利範圍帛i項所述之尾門結構,更包含: 々兩導槽,分別設置在該等側壁的外側,其中該 等配重塊係分別設置在該等導槽内; / 兩連桿,各具有一中段、一第一端及一第 端Two counterweights are coupled to the tailgate, wherein when the bucket is tilted, the counterweights thereby move & pull the tailgate to rotate open. 2. The tailgate structure as described in the patent application 帛i, further comprising: 々 two guiding grooves respectively disposed outside the side walls, wherein the weighting blocks are respectively disposed in the guiding grooves; Two links each having a middle section, a first end and a first end 其2該等連桿之中段係分別樞設於該兩側壁,且 汶等連;f干之第二端係與該尾門連接;及 兩鋼索,分別連接該等配重塊至該等連桿之 一端, #其中當該車斗傾斜使該等配重塊在該等導槽内 ,動時,該等配重塊將藉由該等鋼索之牽引使該 等連桿轉動,進而帶動該尾門使之旋轉開啟。X 如申請專利li圍第2項所述之尾門結構,更包含: 複數個導輪,設置於該等配重塊下方。 13 M384125 4. 如申請專利範圍第2項所述之尾門結構,更包含: 複數個滑輪,設置於該車斗之侧壁外側, 其中該等鋼索係繞著該等滑輪設置。 5. 如申請專利範圍第2項所述之尾門結構,更包含: 四軸承,各該兩軸承係各設置在該車斗之側壁 的上緣;及 兩樞軸,各該樞軸係藉由各該兩軸承產生轉 動,其中該等連桿之中段係與該等樞軸連接,且 該等連桿藉此產生轉動。 6. 如申請專利範圍第5項所述之尾門結構,更包含: 兩保護蓋,分別設置在該等軸承的上方。 7·如申請專利範圍第2項所述之尾門結構,其中該 等配重塊之重量總和係大於該尾門之重量。 8. 如申請專利範圍第2項所述之尾門結構,其中該 尾門具有兩開口,該尾門結構更包含: 兩防脫裝置,分別樞接在該等侧壁的外侧,用 以扣在該尾門之開口。 9. 如申請專利範圍第8項所述之尾門結構,其中各 該防脫裝置包含: ' —固定扣鈑,用以扣在該尾門之開口;及 一平衡配重,與該固定扣鈑連接,用以保持节 14 M384125 固定扣飯之水平。 10.入如申請專利範園第9項所述之尾門結構,更勹 以塊’分別設置在該等侧壁的外側,俜用 使二=車斗傾斜時,滑動碰撞該等平衡配重,以 μ等固定扣鈑旋轉而與該尾門分離。 15The middle of the connecting rods are respectively pivoted on the two side walls, and the second end of the f is connected to the tailgate; and the two steel cables are respectively connected to the connecting weights to the connecting One of the ends of the rod, wherein when the body is tilted such that the weights are in the guides, the weights will be rotated by the traction of the cables to drive the links The tailgate rotates it open. X If the tailgate structure described in item 2 of the patent application is included, the method further includes: a plurality of guide wheels disposed under the weights. 13 M384125 4. The tailgate structure of claim 2, further comprising: a plurality of pulleys disposed outside the side wall of the body, wherein the cables are disposed around the pulleys. 5. The tailgate structure as claimed in claim 2, further comprising: four bearings, each of the two bearing systems being disposed on an upper edge of the side wall of the body; and two pivots, each of the pivots Rotation is produced by each of the two bearings, wherein the middle portions of the links are coupled to the pivots, and the links thereby cause rotation. 6. The tailgate structure as described in claim 5, further comprising: two protective covers respectively disposed above the bearings. 7. The tailgate structure of claim 2, wherein the sum of the weights of the weights is greater than the weight of the tailgate. 8. The tailgate structure of claim 2, wherein the tailgate has two openings, the tailgate structure further comprising: two anti-off devices respectively pivotally connected to the outside of the side walls for buckle At the opening of the tailgate. 9. The tailgate structure of claim 8, wherein each of the anti-offset devices comprises: '- a fixed buckle for fastening an opening of the tailgate; and a balance weight, and the fastening buckle钣Connect to maintain the level of the knot 14 M384125 fixed buckle. 10. Enter the tailgate structure as described in item 9 of the Patent Application Park, and even block the 'outside the side walls of the side walls, and use the balance weights when the two=the car is tilted. It is separated from the tailgate by a fixed buckle such as μ. 15
TW99204371U 2010-03-12 2010-03-12 Unpowered automatic open/close tailgate of dumping truck bed TWM384125U (en)

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TW99204371U TWM384125U (en) 2010-03-12 2010-03-12 Unpowered automatic open/close tailgate of dumping truck bed
JP2010132359A JP5485031B2 (en) 2010-03-12 2010-06-09 Dump container rear gate

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5049109U (en) * 1973-09-04 1975-05-14
JPS57122433U (en) * 1981-01-27 1982-07-30
JPS60111735U (en) * 1982-04-26 1985-07-29 有限会社戸谷建設工業 Dump truck rear door opening/closing device

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