http___www.qbd-group.com_ga_news_tower-crane-safety-management-and-usage-specification_1.xml
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The demolition of the tower crane must be carried out by a professional team that has obtained the certificate of dismantling the qualification issued by the construction administrative department and there should be the guardianship of the technical and security personnel present. Before dismantling the tower crane, the disassembly and assembly methods, quality requirements and safety technical measures should be prepared in accordance with the relevant provisions of the factory. After the examination and approval of the technical person in charge of the company, the dismantling operation technical scheme shall be submitted to all the workers. 3, Tower crane tower should meet the following requirements: (1) lifting process, there must be someone to direct the staff to look after the power supply, manual operation of the hydraulic system, special removable bolts. Non-operators may not board the console of the jacking stand. Control room should be allowed only one person operation, must obey the command signal. (2) Lift should be carried out during the day, special circumstances require nighttime operations, there should be adequate lighting. (3) When the wind power is above Grade 4, no lifting work is allowed. In the operation of a sudden increase in wind up to four, you must immediately stop, and should fasten the upper and lower tower bolts. (4) before lifting should relax the cable in advance, its length should be greater than the total lifting height, and should be tightened cable reel. Decline should be timely tightening of the cable. (5) During lifting and lowering, the clearance between the idler roller and the standard section of the tower must be adjusted, and the boom and balance arm should be balanced according to the regulations and the slewing mechanism should be braked. When the rotary table and the tower When it is difficult to disassemble the last connecting bolt (pin) between standard sections, replace the diagonal universal bolt and take other measures. Do not loosen the bolt (pin) by turning the boom. (6) When lifting, the lifting legs (claw) in place, should be inserted safety pin, square can continue to the next action. (7) After the lift is completed, the connecting bolts shall be tightened to the required torque, the hydraulic control rod shall be returned to the middle position and the hydraulic lifting mechanism shall be cut off. 4, All safety devices on the crane should be kept sensitive and effective. If any safety devices are found to be malfunctioning, they should be repaired or replaced promptly. All safety devices should be sealed (fireproof or seal) fixed, unauthorized adjustment is strictly prohibited. 5, prior to lifting the focus of inspection items should meet the following requirements: (1) The appearance of the metal structure and the working mechanism is normal. (2) All safety devices and indicating instruments are in good condition. (3) Each gear box, hydraulic tank complies with the regulations. (4) The main part of the connection bolts without loosening. (5) wire rope wear and wear around the pulley in line with the provisions. (6) Supply cable without damage. 6, before delivery, the controller handle should be zero. When the power is turned on, should use the test pen to check the metal structure, to confirm no leakage: Wanke on the machine. 7, before operation, should be no-load transfer, the test of the working institutions are functioning properly, with or without noise and abnormal sound, the agencies brake and safety devices are valid, after confirmation of normal operation. 8, when lifting heavy objects, the total weight of heavy objects and spreaders shall not exceed the hoisting capacity of the corresponding provisions of the tower crane. 9, should hate the lifting of heavy objects and the scene, select the appropriate working speed, the controller should be manipulated from the stop point (zero) began, followed by step by step increase the speed, no more file operation. Change the operating direction, the controller handle should be pulled to zero until the motor stops after the turn to the other direction, not directly change the direction of operation, sudden speed change or braking. 10, before the lifting hook, lifting trolley or running to limit device, should slow down to the stop position, and should keep a certain distance limit device (hook not less than lm, walking wheel shall not be less than 2m). It is forbidden to use the limit device as a stop switch. 11, lifting heavy objects, is strictly forbidden to decline freely. When the weight is in place, take a seating mechanism or use a brake to slowly lower it. 12, lifting heavy objects for horizontal movement, should be higher than the obstacles over 0.5m. In operation, when the power cut or voltage drop, immediately pull the controller to zero and cut off the power. If the hook is hung with heavy objects, the brakes should be used slightly more slowly to slowly lower the heavy objects to a safe place. 13, after the operation is completed, the tower crane boom should be turned downwind direction, and release the swing brake, the car and the balance should be placed in non-working state, the hook should rise to the top of the boom 2 ~ 3m Department. 14, downtime, you should dial each controller zero, turn off the switch, turn off the control room doors and windows, the next machine, disconnect the power switch, turn on the high-altitude lights. 15, maintenance personnel on the tower, jib, balance arm and other aerial parts of the inspection or repair, you must fasten your seat belt Post time: Feb-08-2018
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Ní mór don scartáil an túr craein a chur i gcrích ag foireann ghairmiúil a bhfuair an deimhniú dhíchóimeáil an cáilíochta a thabharfidh na roinn riaracháin tógála agus ba chóir go mbeadh an t-chaomhnóireacht an pearsanra teicniúla agus slándála atá. Sula dhíchóimeáil an Craein túr, ba chóir an t-disassembly agus teacht le chéile modhanna, ceanglais cháilíochta agus bearta teicniúla sábháilteachta a ullmhú i gcomhréir leis na forálacha ábhartha de na mhonarcha. Tar éis an scrúdaithe agus ceadú an duine teicniúil atá i gceannas ar na cuideachta, beidh an scéim a oibriú bhaint as a chéile teicniúil a chur faoi bhráid na hoibrithe. 3, ba chóir túr Craein túr ceanglais seo a leanas: (1) próiseas ardaithe, ní mór go mbeadh duine éigin a treoir a thabhairt don fhoireann chun breathnú i ndiaidh an soláthar cumhachta, oibriú láimhe an chórais hiodrálacha, boltaí inbhainte speisialta. Ní féidir Neamh-oibreoirí dul ar bord ar an consól ar an seastán jacking. Ba chóir go seomra rialaithe a cheadú ach amháin oibríocht duine, ní mór cloí leis an comhartha ordaithe. Ba cheart (2) Ardaitheoir a chur i gcrích i rith an lae, de dheasca imthosca speisialta oibríochtaí nighttime, ba chóir go mbeadh soilsiú leordhóthanach. (3) Nuair a bhíonn an chumhacht gaoithe thuas Grád 4, tá aon obair ardaithe cheadaítear. I oibriú méadú tobann i bhfoirceannadh suas le ceithre, ní mór duit a stopadh láithreach, agus ba chóir go fasten an boltaí túr uachtair agus íochtair. (4) sula ardú ba cheart scíth a ligean an cábla roimh ré, ba chóir a fhad a bheith níos mó ná an airde tógála iomlán, agus a ghéarú go reel cábla. Ba chóir go mbeadh meath a bheith géarú tráthúil an chábla. (5) Le linn ardaithe agus ísliú, ní mór an t-imréiteach idir an sorcóir idler agus an t-alt caighdeán an túr a choigeartú, agus ba chóir an borradh agus cothromaíocht lámh a bheith cothrom i gcomhréir leis na rialacháin agus ba cheart an mheicníocht slewing a braked. Nuair a bheidh an tábla rothlacha agus an túr Nuair a bheidh sé deacair a disassemble an bolt nascadh deiridh (bioráin) idir ranna caighdeánach, in ionad an bolt uilíoch trasnánach agus bearta eile a ghlacadh. Ná scaoileadh an bolt (biorán) ag casadh an borradh. (6) Nuair a ardú, na cosa ardaithe (claw) ar bun, a chur isteach bioráin sábháilteachta, is féidir cearnach ar aghaidh go dtí an gníomh seo chugainn. (7) Tar éis an t-ardaitheoir lánchríochnaithe, ní chomhlánóidh na boltaí nascadh a ghéarú don chasmhóimint ag teastáil, déanfar an t-slat rialaithe hiodrálacha chur ar ais chuig an suíomh lár agus cuirfidh sé an mheicníocht ardaithe hiodrálacha a ghearradh amach. 4, Ba chóir do gach gairis sábháilteachta ar an Craein a choinneáil íogair agus éifeachtach. Má tá aon ghaireas sábháilteachta a fuarthas a bheith malfunctioning, ba chóir iad a dheisiú nó in ionad go pras. Ba chóir do gach gléasanna sábháilteachta a shéalú (fireproof nó séala) socraithe, tá coigeartú neamhúdaraithe toirmiscthe go docht. 5, roimh leataobh an fócas na n-ítimí iniúchta ba cheart ceanglais seo a leanas: (1) Is é an cuma ar an struchtúr miotail agus an mheicníocht oibre gnáth. (2) Tá na feistí sábháilteachta agus ionstraimí ag léiriú i riocht maith. (3) Déanfaidh gach bosca fearas, comhlíonann umar hiodrálacha leis na rialacháin. (4) Tá an chuid is mó de na boltaí ceangal gan loosening. (5) a chaitheamh téad sreang agus a chaitheamh ar fud an ulóg aon dul leis na forálacha sin. (6) cábla soláthair gan damáiste. 6, roimh an seachadadh, ba chóir an láimhseáil rialaitheoir nialas. Nuair a bhíonn an chumhacht iompaithe ar, ba chóir úsáid a bhaint as an peann tástála a sheiceáil leis an struchtúr miotail, a dhearbhú aon sceitheadh: Wanke ar an meaisín. 7, roimh oibriú ba chóir go mbeadh aistriú aon-ualach, an tástáil na n-institiúidí oibre ag feidhmiú i gceart, bíodh nó ná bíodh torann agus fuaim neamhghnácha, tá an coscán gníomhaireachtaí agus gairis sábháilteachta bailí, tar éis an deimhniú d'oibriú gnáth. 8, nuair a ardú rudaí troma, an meáchan iomlán de rudaí troma agus scaradóirí thar na acmhainn Ardaithe na forálacha comhréire an Craein túr. 9, ba cheart go fuath an ardú na rudaí troma agus an radharc, roghnaigh an luas oibre cuí, ba cheart don rialaitheoir a manipulated ó thaobh stad (náid) thosaigh, agus ina dhiaidh céim ar chéim cur leis an luas, a oibriú comhad nach bhfuil níos mó. Athraigh an treo oibriúcháin, ba chóir an láimhseáil rialaitheoir a tharraingt go nialas go dtí go stopann an mótar tar éis an cas ar an treo eile, ní athraíonn go díreach ar an treo na hoibríochta, athrú luais tobann nó coscánaithe. 10, roimh an Hook ardaithe, ardú tralaí nó ag rith gléas a theorannú ba chóir, mall síos go dtí an staid stad, agus ba chóir a choinneáil gléas teorainn achar áirithe (Hook laghad Lm, ní bheidh roth siúl níos lú ná 2 mhilliún). Tá sé cosc a bhaint as an gléas teorainn mar lasc stad. 11, ardú rudaí troma, tá cosc iomlán a laghdú faoi shaoirse. Nuair a bhíonn an meáchan atá i bhfeidhm, a chur le meicníocht suíocháin nó úsáid coscáin chun níos ísle go mall é. 12, ardú rudaí troma do ghluaiseacht cothrománacha, ba chóir go mbeadh níos airde ná na constaicí os cionn 0.5m. I bhfeidhm, nuair a bheidh an chumhacht a ghearradh nó titim voltas, tarraingt láithreach an rialtóir go nialas agus a ghearradh as an chumhacht. Má tá an Hook crochadh le rudaí troma, ba cheart na coscáin a úsáid beagán níos moille chun níos ísle go mall an rudaí troma chuig áit shábháilte. 13, tar éis an oibríocht lánchríochnaithe, an borradh túr Craein chóir a iompú downwind treo, agus scaoileadh an coscán swing, an carr agus ba chóir an t-iarmhéid a chur in stát nach bhfuil ag obair, ba chóir an ais ardú go dtí an barr an borradh 2 ~ 3m Roinn. 14, downtime, ba chóir duit a dhiailiú do gach rialtóir náid, cas an lasc, cas na doirse seomra rialaithe agus fuinneoga, an meaisín seo chugainn, dhícheangal an aistriú cumhachta, cas ar na soilse ard-airde. 15, pearsanra cothabhála ar an túr, jib, lámh comhardaithe agus codanna ón aer eile ar an iniúchadh nó a dheisiú, ní mór duit a fasten do chrios sábhála Post ama: Feb-08-2018