PL141849B1 - Driver's cab for a self-propelled working machine - Google Patents

Driver's cab for a self-propelled working machine Download PDF

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Publication number
PL141849B1
PL141849B1 PL24590784A PL24590784A PL141849B1 PL 141849 B1 PL141849 B1 PL 141849B1 PL 24590784 A PL24590784 A PL 24590784A PL 24590784 A PL24590784 A PL 24590784A PL 141849 B1 PL141849 B1 PL 141849B1
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PL
Poland
Prior art keywords
working machine
self
propelled working
cabin
cab
Prior art date
Application number
PL24590784A
Other languages
Polish (pl)
Other versions
PL245907A1 (en
Inventor
Rafal Jezowski
Original Assignee
Przemyslowy Inst Maszyn Bud
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Przemyslowy Inst Maszyn Bud filed Critical Przemyslowy Inst Maszyn Bud
Priority to PL24590784A priority Critical patent/PL141849B1/en
Publication of PL245907A1 publication Critical patent/PL245907A1/en
Publication of PL141849B1 publication Critical patent/PL141849B1/en

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  • Body Structure For Vehicles (AREA)

Description

Przedmiotem wynalazku jest kabina ochronna operatora samojezdnej maszyny roboczej w szczególnosci ladowarki, spycharki, zgarniarki lub równiarki przy jej przewróceniu.Znane konstrukcje chroniace operatora przy przewróceniu maszyny roboczej stanowia inte¬ gralna czesc kabiny, tworzac tak zwana kabine bezpieczna lub moga byc oddzielone od niej i znajdowac sie na zewnatrz jej lub wewnatrz. Typowakonstrukcja ochronna jest szkieletem wyko¬ nanym ze stalowych profili, obejmujacym stanowisko operatora. Szkielet sklada sie z polaczonych ze soba slupków pionowych i belek poziomych. Jest on uzupelniony elementami poszycia jak sciany i dach, wyposazonymi w drzwi i okna. Szkielet jest polaczony z rama maszyny polaczeniami ksztaltowymi, które przenosza sily i momenty zginajace od obciazen w wypadku przewrócenia maszyny. W celu izolacji konstrukcji ochronnej od drgan ramy maszyny, stosuje sie w polaczeniach posrednie elementy gumowe. W wypadku przewrócenia maszyny elementy gumowe, majac swo¬ bode odksztalcen, zostaja zniszczone wyplywajac na boki, przez co nastepuje niekorzystne, duze przemieszczenie konstrukcji ochronnej.Istota wynalazku polega na tym, ze kabine ochronna skladajaca sie z pionowych slupków i poziomych belek i scian z drzwiami i oknami oraz dachu, zaopatrzono w trzpienie umieszczone w tulejach, które sa trwale polaczone do wspornikówramy maszyny i wyposazono w wyprofilowane elementy gumowe miedzy trzpieniami a tulejami. Trzpieniesa trwale polaczone ze slupkami. Tuleje maja wewnetrzne kolnierze, do których sa dociskane elementy gumowe.Zaleta kabiny ochronnej wedlug wynalazku jest to, ze pozwala osiagnac niskie poziomy drgan i halasu na stanowisku operatora maszyny roboczej w czasie jej eksploatacji, w wypadku przewró¬ cenia maszyny uzyskuje sie korzystny przebieg odksztalcen konstrukcji bez naruszen przestrzeni zajmowanej przez operatora, dzieki czemu zwieksza sie pewnosc ochrony jego zdrowia i zycia.Przedmiot wynalazku jest przedstawiony w przykladzie wykonania na rysunku, na którym fig. 1 przedstawia widok ogólny kabiny ochronnej a fig. 2 przedstawia przekrój podluzny polaczenia kabiny ze wspornikiem ramy maszyny.Kabina operatora sklada sie ze slupków pionowych 1 i belek poziomych 2 tworzacych szkielet oraz dachu 3 i scian 4 wyposazonych w drzwi 5 i okna 6. Kabina zamocowana jest do wsporników ramy maszyny 7 przez trzpienie 8 trwale polaczone ze slupkami 1.Kazdy trzpien 8 umieszczony jest w tulei 9 z kolnierzem 10, która jest trwale polaczona ze POLSKA RZECZPOSPOLITA LUDOWA URZAD PATENTOWY PRL2 141 849 wspornikiem ramy maszyny 7. Na trzpieniu 8 w tulei 9 umieszczone sa elementy gumowe 11 i 12 docisniete poprzez pokrywe 13 nakretka 14 do wewnetrznego kolnierza 10. Nakretka 14 jest zabezpieczona przed odkreceniem podkladka 15.W czasie eksploatacji maszyny elementy gumowe 11 i 12 izoluja kabine od drgan przenoszo¬ nych przez wsporniki ramy maszyny 7. W wypadku przewrócenia maszyny obciazenia miedzy kabina a wspornikami 7 sa przenoszone w ten sposób, ze skladowe poosiowe sil z trzpienia 8 i pokrywy 13 sa przejmowane na kolnierz 10 tulei 9 poprzez calkowicie scisniete elementy gumowe 11 lub 12. Wielkosc szczeliny miedzy trzpieniami 8 oraz pokrywa 13 a tuleja 9 jest tak dobrana, ze przy dynamicznym charakterze sil obciazajacych jest wykorzystana wysoka zdolnosc gumy do przenoszenia obciazen sciskajacych. Skladowe poprzeczne sil oraz momenty zginajace sa przeno¬ szone przez bezposrednie zetkniecie sie trzpienia 8 i pokrywy 13 z tuleja 9.Zastrzezenia patentowe Kabina ochronna operatora samojezdnej maszyny roboczej, skladajaca sie z pionowych slupków i poziomych belek oraz dachu i scian z drzwiami i oknami, znamienna tym, ze zaopatrzona jest w trwale polaczone do slupków (1) trzpienie (8), umieszczone w tulejach (9) z kolnierzami (10), które sa trwale polaczone do wsporników ramy maszyny roboczej (7) i w wyprofilowane elementy gumowe (11) i (12) docisniete do kolnierzy (10).141849 Fig. i141 Ml 13 15 14 Fig. Z Pracownia Poligraficzna UP PRL. Naklad 100 egz Cena 220 zl PLThe subject of the invention is a protective cabin for the operator of a self-propelled working machine, in particular a loader, bulldozer, scraper or grader when it overturns. Known structures that protect the operator when the working machine overturns constitute an integral part of the cabin, forming a so-called safe cabin or may be separated from it and located on the outside of her or inside. The typical protective structure is a skeleton made of steel profiles covering the operator's station. The skeleton consists of vertical posts and horizontal beams connected to each other. It is supplemented with sheathing elements such as walls and roof, equipped with doors and windows. The skeleton is connected to the machine frame by form-fit connections which transfer forces and bending moments from loads in the event of the machine overturning. In order to isolate the protective structure from vibrations of the machine frame, indirect rubber elements are used in the connections. In the event of overturning the machine, the rubber elements, having a free deformation, are destroyed by flowing to the sides, which causes an unfavorable, large displacement of the protective structure. The essence of the invention consists in the fact that the protective cabin, consisting of vertical posts and horizontal beams and walls with doors and windows and roof, are equipped with pins placed in sleeves, which are permanently connected to the supports of the machine frame and equipped with profiled rubber elements between the pins and the sleeves. The pins are permanently connected with the posts. The sleeves have internal flanges against which the rubber elements are pressed. The advantage of the protective cabin according to the invention is that it allows to achieve low levels of vibration and noise at the operator's position during its operation, and in the event of the machine overturning, a favorable course of deformation of the structure is obtained without disturbing the space occupied by the operator, thus increasing the safety of his health and life. The subject of the invention is presented in the example of the embodiment in the drawing, in which fig. 1 shows a general view of the protective cabin and fig. 2 shows a longitudinal section of the connection between the cabin and the frame support The operator's cabin consists of vertical posts 1 and horizontal beams 2 forming the frame, and the roof 3 and walls 4 equipped with doors 5 and windows 6. The cabin is attached to the machine frame brackets 7 by pins 8 permanently connected to the posts 1. Each bolt 8 it is placed in a sleeve 9 with a collar 10 which is permanently connected a with POLISH PEOPLE'S REPUBLIC PATENT OFFICE PRL2 141 849 with the machine frame support 7. On the pin 8 in the sleeve 9 there are rubber elements 11 and 12 pressed through the cover 13 nut 14 to the inner flange 10. The nut 14 is secured against unscrewing the washer 15. During machine operation, the rubber elements 11 and 12 isolate the cabin from vibrations transmitted by the machine frame brackets 7. In the event of the machine overturning, the loads between the cabin and the brackets 7 are transferred in such a way that the axial force components from the spindle 8 and the cover 13 are transferred to the flange 10 of the sleeve 9 by completely compressed rubber elements 11 or 12. The size of the gap between the pins 8 and the cover 13 and the sleeve 9 is selected so that the high compressive load capacity of the rubber is exploited with the dynamic nature of the loading forces. The transverse force components and bending moments are transferred by the direct contact of the mandrel 8 and the cover 13 with the sleeve 9. Patent claims Protective cabin for the operator of a self-propelled working machine, consisting of vertical posts and horizontal beams, and a roof and walls with doors and windows, characteristic that it is provided with permanently connected to the posts (1) pins (8), placed in sleeves (9) with flanges (10), which are permanently connected to the supports of the working machine's frame (7) and with profiled rubber elements (11) and (12) pressed against the collars (10) .141849 Fig. I141 Ml 13 15 14 Fig. Z Printing studio of the PRL. Mintage 100 copies Price PLN 220 PL

Claims (1)

1. Zastrzezenia patentowe Kabina ochronna operatora samojezdnej maszyny roboczej, skladajaca sie z pionowych slupków i poziomych belek oraz dachu i scian z drzwiami i oknami, znamienna tym, ze zaopatrzona jest w trwale polaczone do slupków (1) trzpienie (8), umieszczone w tulejach (9) z kolnierzami (10), które sa trwale polaczone do wsporników ramy maszyny roboczej (7) i w wyprofilowane elementy gumowe (11) i (12) docisniete do kolnierzy (10).141849 Fig. i141 Ml 13 15 14 Fig. Z Pracownia Poligraficzna UP PRL. Naklad 100 egz Cena 220 zl PL1. Patent claims Protective cabin for the operator of a self-propelled working machine, consisting of vertical posts and horizontal beams, as well as a roof and walls with doors and windows, characterized by the fact that it is equipped with pins (8) permanently connected to the posts (1), placed in sleeves (9) with flanges (10), which are permanently connected to the supports of the carrier frame (7) and with profiled rubber elements (11) and (12) pressed against the flanges (10) .141849 Fig. I141 Ml 13 15 14 Fig. Z Printing workshop of the UP PRL. Mintage 100 copies Price PLN 220 PL
PL24590784A 1984-01-25 1984-01-25 Driver's cab for a self-propelled working machine PL141849B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL24590784A PL141849B1 (en) 1984-01-25 1984-01-25 Driver's cab for a self-propelled working machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL24590784A PL141849B1 (en) 1984-01-25 1984-01-25 Driver's cab for a self-propelled working machine

Publications (2)

Publication Number Publication Date
PL245907A1 PL245907A1 (en) 1985-07-30
PL141849B1 true PL141849B1 (en) 1987-08-31

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PL24590784A PL141849B1 (en) 1984-01-25 1984-01-25 Driver's cab for a self-propelled working machine

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8944201B2 (en) 2011-02-10 2015-02-03 Joy Mm Delaware, Inc. Enclosed cab system for mining equipment
US8985263B2 (en) 2011-03-01 2015-03-24 Joy Mm Delaware, Inc. Seat module for a mining vehicle
US9057221B2 (en) 2011-12-01 2015-06-16 Harnischfeger Technologies, Inc. Cab module for a mining machine

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8944201B2 (en) 2011-02-10 2015-02-03 Joy Mm Delaware, Inc. Enclosed cab system for mining equipment
US8985263B2 (en) 2011-03-01 2015-03-24 Joy Mm Delaware, Inc. Seat module for a mining vehicle
US10144316B2 (en) 2011-03-01 2018-12-04 Joy Global Underground Mining Llc Seat modules for a mining vehicle
US9057221B2 (en) 2011-12-01 2015-06-16 Harnischfeger Technologies, Inc. Cab module for a mining machine

Also Published As

Publication number Publication date
PL245907A1 (en) 1985-07-30

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