The invention relates to a control system of a hydraulic retarder for a underground working vehicle, including a hydraulic retarder, which is respectively connected with a manual pressure regulating valve and a display module arranged in the cab, the compressed air is divided into two ways, one is connected with a manual pressure regulating valve, the other is connected with a relay valve and a relay valve arranged in the pipeline between the hydraulic retarder and the manual pressure regulating valve It is equipped with air inlet, pressure regulating port, air outlet and exhaust port, the air inlet of relay valve is connected with compressed air, the pressure regulating port of relay valve is connected with manual pressure regulating valve, the air outlet of relay valve is connected with hydraulic retarder, and the air outlet of relay valve is open to the atmosphere; the pressure of air outlet changes according to the pressure of pressure regulating port, when the pressure of pressure regulating port is 0, the compressed air in retarder is discharged from the air outlet of relay valve The manual pressure regulating valve outputs the air pressure of regulating pressure to relay valve, and the display module is powered by + 24VDC power supply and grounded.
【技術(shù)實(shí)現(xiàn)步驟摘要】
一種井下作業(yè)車(chē)用液力緩速器的控制系統(tǒng)
本專(zhuān)利技術(shù)涉及液力緩速器
,特別涉及一種井下作業(yè)車(chē)用液力緩速器的控制系統(tǒng)。
技術(shù)介紹
沒(méi)有檢索到在井下車(chē)輛使用液力緩速器的現(xiàn)有技術(shù)。井下車(chē)輛使用液力緩速器,鑒于其特殊的使用環(huán)境,車(chē)輛有更高的防爆要求,因此需要減少電氣部件的使用。
技術(shù)實(shí)現(xiàn)思路
本專(zhuān)利技術(shù)所解決的技術(shù)問(wèn)題是提供一種將手動(dòng)壓力調(diào)節(jié)閥設(shè)置為若干組,不同組設(shè)置不同的壓力值,使操作更簡(jiǎn)便,緩速器的進(jìn)氣、排氣響應(yīng)速度更快的井下作業(yè)車(chē)用液力緩速器的控制系統(tǒng)。本專(zhuān)利技術(shù)的另一目的是提供一種適應(yīng)井下車(chē)輛有更高的防爆要求,減少或避免電氣部件使用的井下作業(yè)車(chē)用液力緩速器的控制系統(tǒng)。本專(zhuān)利技術(shù)的再一目的是提供一種出現(xiàn)超溫提示時(shí),駕駛員應(yīng)立即調(diào)低輸出氣壓,避免造成緩速器或車(chē)輛部件的損壞的井下作業(yè)車(chē)用液力緩速器的控制系統(tǒng)。本專(zhuān)利技術(shù)的技術(shù)解決方案是所述井下作業(yè)車(chē)用液力緩速器的控制系統(tǒng),包括液力緩速器,其特殊之處在于,所述液力緩速器分別連接設(shè)置在駕駛室內(nèi)的手動(dòng)壓力調(diào)節(jié)閥和顯示模塊,壓縮空氣分兩路,一路接入手動(dòng)壓力調(diào)節(jié)閥,另一路接入設(shè)置在液力緩速器與手動(dòng)壓力調(diào)節(jié)閥之間管路中的繼動(dòng)閥,所述繼動(dòng)閥設(shè)有排氣管,所述繼動(dòng)閥進(jìn)氣口接壓縮空氣,所述調(diào)壓口接手動(dòng)壓力調(diào)節(jié)閥,所述繼動(dòng)閥出氣口接緩速器,所述排氣口通大氣;所述出氣口的壓力根據(jù)調(diào)壓口的壓力變化而變化,當(dāng)調(diào)壓口的壓力為0時(shí),緩速器內(nèi)的壓縮空氣從繼動(dòng)閥的排氣口排出;所述手動(dòng)壓力調(diào)節(jié)閥輸出限制氣壓的氣體到所述液力緩速器;所述顯示模塊由+24VDC電源供電并接地,所述液力緩 ...
【技術(shù)保護(hù)點(diǎn)】
1.一種井下作業(yè)車(chē)用液力緩速器的控制系統(tǒng),包括液力緩速器,其特征在于,所述液力緩速器分別連接設(shè)置在駕駛室內(nèi)的手動(dòng)壓力調(diào)節(jié)閥和顯示模塊,壓縮空氣分兩路,一路接入手動(dòng)壓力調(diào)節(jié)閥,另一路接入設(shè)置在液力緩速器與手動(dòng)壓力調(diào)節(jié)閥之間管路中的繼動(dòng)閥,所述繼動(dòng)閥設(shè)有進(jìn)氣口、調(diào)壓口、出氣口及排氣口,所述繼動(dòng)閥進(jìn)氣口接壓縮空氣,所述繼動(dòng)閥調(diào)壓口接手動(dòng)壓力調(diào)節(jié)閥,所述繼動(dòng)閥出氣口接液力緩速器,所述繼動(dòng)閥排氣口通大氣;所述出氣口的壓力根據(jù)調(diào)壓口的壓力變化而變化,當(dāng)調(diào)壓口的壓力為0時(shí),緩速器內(nèi)的壓縮空氣從繼動(dòng)閥的排氣口排出;所述手動(dòng)壓力調(diào)節(jié)閥輸出調(diào)節(jié)壓力的氣壓到所述繼動(dòng)閥;所述顯示模塊由+24VDC電源供電并接地。/n
【技術(shù)特征摘要】
1.一種井下作業(yè)車(chē)用液力緩速器的控制系統(tǒng),包括液力緩速器,其特征在于,所述液力緩速器分別連接設(shè)置在駕駛室內(nèi)的手動(dòng)壓力調(diào)節(jié)閥和顯示模塊,壓縮空氣分兩路,一路接入手動(dòng)壓力調(diào)節(jié)閥,另一路接入設(shè)置在液力緩速器與手動(dòng)壓力調(diào)節(jié)閥之間管路中的繼動(dòng)閥,所述繼動(dòng)閥設(shè)有進(jìn)氣口、調(diào)壓口、出氣口及排氣口,所述繼動(dòng)閥進(jìn)氣口接壓縮空氣,所述繼動(dòng)閥調(diào)壓口接手動(dòng)壓力調(diào)節(jié)閥,所述繼動(dòng)閥出氣口接液力緩速器,所述繼動(dòng)閥排氣口通大氣;所述出氣口的壓力根據(jù)調(diào)壓口的壓力變化而變化,當(dāng)調(diào)壓口的壓力為0時(shí),緩速器內(nèi)的壓縮空氣從繼動(dòng)閥的排氣口排出;所述手動(dòng)壓力調(diào)...
【專(zhuān)利技術(shù)屬性】
技術(shù)研發(fā)人員:聞維維,伍中權(quán),許志鵬,
申請(qǐng)(專(zhuān)利權(quán))人:深圳市特爾佳科技股份有限公司,
類(lèi)型:發(fā)明
國(guó)別省市:廣東;44
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