CN202991719U - Oil suction filter blocking automatic detection and bypass continuous oil supply device - Google Patents
Oil suction filter blocking automatic detection and bypass continuous oil supply device Download PDFInfo
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- CN202991719U CN202991719U CN 201220691426 CN201220691426U CN202991719U CN 202991719 U CN202991719 U CN 202991719U CN 201220691426 CN201220691426 CN 201220691426 CN 201220691426 U CN201220691426 U CN 201220691426U CN 202991719 U CN202991719 U CN 202991719U
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- 238000001514 detection method Methods 0.000 title claims abstract description 42
- 230000000903 blocking effect Effects 0.000 title 1
- 239000002828 fuel tank Substances 0.000 claims abstract description 4
- 238000010521 absorption reaction Methods 0.000 claims 3
- 239000000446 fuel Substances 0.000 claims 2
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Abstract
本实用新型涉及液压传动及控制系统中一种吸油过滤器堵塞自动检测及旁路连续供油装置，包括油箱、吸油过滤器、液压泵、溢流阀、蝶阀、堵塞检测开关、堵塞检测指示灯、堵塞检测报警蜂鸣器、电源，其中吸油过滤器安装在液压泵的主吸油路上；液压泵的吸油管路上旁接一吸油管；旁接吸油管上安装蝶阀；利用一连动杆将蝶阀与堵塞检测开关相连接；堵塞检测报警蜂鸣器与堵塞检测指示灯并联，并联后支路与堵塞检测开关串联，直流电源向电路供电。能对吸油过滤器工作过程中发生堵塞现象进行自动及时检测；具有报警指示功能，能对吸油过滤器工作过程中发生堵塞现象进行声、光报警指示；有效防止液压泵吸空现象的发生，吸油过滤器发生堵塞时，能通过其它装置旁路连续供油，防止液压泵吸空现象的发生；装置结构简单，工作可靠，成本低，安装、使用、维护方便。
The utility model relates to an automatic detection of oil suction filter blockage and bypass continuous oil supply device in a hydraulic transmission and control system, comprising a fuel tank, an oil suction filter, a hydraulic pump, an overflow valve, a butterfly valve, a blockage detection switch, and a blockage detection indicator light , clogging detection alarm buzzer, power supply, wherein the oil suction filter is installed on the main oil suction road of the hydraulic pump; a suction pipe is connected to the oil suction pipe of the hydraulic pump; a butterfly valve is installed on the suction pipe connected to the side; It is connected with the blockage detection switch; the blockage detection alarm buzzer is connected in parallel with the blockage detection indicator light, and after the parallel connection, the branch circuit is connected in series with the blockage detection switch, and the DC power supply supplies power to the circuit. It can automatically and timely detect the clogging phenomenon during the working process of the oil-absorbing filter; it has an alarm indication function, which can provide sound and light alarm indication for the clogging phenomenon during the working process of the oil-absorbing filter; When the filter is clogged, it can bypass continuous oil supply through other devices to prevent the phenomenon of hydraulic pump suction; the device has simple structure, reliable operation, low cost, and convenient installation, use and maintenance.
Description
技术领域 technical field
本实用新型涉及液压传动及控制领域，尤其涉及液压传动及控制系统中一种吸油过滤器堵塞自动检测及旁路连续供油装置。 The utility model relates to the field of hydraulic transmission and control, in particular to an automatic detection of blockage of an oil suction filter and a bypass continuous oil supply device in the hydraulic transmission and control system.
背景技术 Background technique
随着现代工业的发展，液压传动与控制系统广泛应用在机床、工程机械、农林机械、航天航空等国民经济各行各业。液压系统中为保护液压泵通常都在液压泵的吸油管路上安装吸油过滤器，吸油过滤器浸没在油箱底部，操作人员对吸油过滤器发生堵塞很难及时发觉，如果工作过程中吸油过滤器发生堵塞将造成液压泵吸油不畅或引起吸空现象，这一方面将导致系统产生气蚀及强大噪声，另一方面也会引起系统供油不畅,影响液压设备的正常工作。 With the development of modern industry, hydraulic transmission and control systems are widely used in all walks of life in the national economy such as machine tools, engineering machinery, agricultural and forestry machinery, and aerospace. In the hydraulic system, in order to protect the hydraulic pump, an oil suction filter is usually installed on the oil suction pipeline of the hydraulic pump. The oil suction filter is immersed in the bottom of the oil tank. It is difficult for the operator to detect the clogging of the oil suction filter in time. Blockage will cause poor oil suction of the hydraulic pump or cause cavitation. On the one hand, it will cause cavitation and strong noise in the system. On the other hand, it will also cause poor oil supply in the system and affect the normal operation of hydraulic equipment.
实用新型内容 Utility model content
本实用新型其目的就在于提供一种吸油过滤器堵塞自动检测及旁路连续供油装置，该装置能对吸油过滤器工作过程中发生堵塞现象进行自动检测，具有声、光报警堵塞指示功能，吸油过滤器发生堵塞时能通过其它装置实现旁路连续供油，有效防止液压泵吸空现象的发生。 The purpose of the utility model is to provide an automatic detection of oil suction filter clogging and bypass continuous oil supply device. The device can automatically detect the clogging phenomenon in the working process of the oil suction filter, and has the function of sound and light alarm clogging indication. When the oil suction filter is clogged, continuous oil supply can be realized by bypass through other devices, which can effectively prevent the phenomenon of hydraulic pump suction.
本实用新型为了实现上述目的而采取的技术方案，包括油箱、吸油过滤器、液压泵、溢流阀、蝶阀、堵塞检测开关、堵塞检测指示灯、堵塞检测报警蜂鸣器、电源，其中吸油过滤器安装在液压泵的主吸油路上；液压泵的吸油管路上旁接一吸油管；旁接吸油管上安装蝶阀；利用一连动杆将蝶阀与堵塞检测开关相连接；堵塞检测报警蜂鸣器与堵塞检测指示灯并联，并联后支路与堵塞检测开关串联，直流电源向电路供电。 The technical scheme adopted by the utility model in order to achieve the above purpose includes a fuel tank, an oil suction filter, a hydraulic pump, an overflow valve, a butterfly valve, a clogging detection switch, a clogging detection indicator light, a clogging detection alarm buzzer, and a power supply, wherein the oil suction filter The device is installed on the main suction road of the hydraulic pump; a suction pipe is connected to the suction pipe of the hydraulic pump; a butterfly valve is installed on the suction pipe next to it; a connecting rod is used to connect the butterfly valve with the blockage detection switch; the blockage detection alarm buzzer It is connected in parallel with the blockage detection indicator light, and after the parallel connection, the branch circuit is connected in series with the blockage detection switch, and the DC power supply supplies power to the circuit.
与现有技术相比，本装置具有以下的优点：检测自动及时，能对吸油过滤器工作过程中发生堵塞现象进行自动及时检测；具有报警指示功能，能对吸油过滤器工作过程中发生堵塞现象进行声、光报警指示；有效防止液压泵吸空现象的发生，吸油过滤器发生堵塞时，能通过其它装置旁路连续供油，防止液压泵吸空现象的发生；装置结构简单，工作可靠，成本低，安装、使用、维护方便。 Compared with the prior art, the device has the following advantages: automatic and timely detection, which can automatically and timely detect the clogging phenomenon in the working process of the oil suction filter; has an alarm indication function, and can detect the clogging phenomenon in the working process of the oil suction filter Carry out sound and light alarm indication; effectively prevent the occurrence of hydraulic pump cavitation phenomenon, when the oil suction filter is blocked, it can bypass continuous oil supply through other devices to prevent the occurrence of hydraulic pump cavitation phenomenon; the device structure is simple, reliable, Low cost, easy installation, use and maintenance.
附图说明 Description of drawings
图1为本装置的工作原理图。 Figure 1 is a working principle diagram of the device.
具体实施方式 Detailed ways
实施例，如图1所示，包括油箱1、吸油过滤器2、液压泵3、溢流阀4、蝶阀5、堵塞检测开关6、堵塞检测指示灯7、堵塞检测报警蜂鸣器8、电源9。吸油过滤器2安装在液压泵3的主吸油路上；液压泵3的吸油管路上旁接一吸油管；旁接吸油管上安装蝶阀5；利用一连动杆将蝶阀5与堵塞检测开关6相连接；堵塞检测报警蜂鸣器8与堵塞检测指示灯7并联，并联后支路与堵塞检测开关6串联，直流电源9向电路供电。
The embodiment, as shown in Figure 1, includes a fuel tank 1, an oil suction filter 2, a hydraulic pump 3, an overflow valve 4, a
系统功能说明：如附图所示，主要功能模块包括吸油过滤器堵塞自动检测装置、声光报警堵塞指示电路及旁路连续供油装置。吸油过滤器2正常工作没有发生堵塞时，液压泵3从油箱经主吸油路及吸油过滤器2吸油，此时蝶阀5关闭，由于弹簧的复位作用，堵塞检测开关6处于断开状态，检测电路处于断路状态，堵塞检测指示灯7不亮，堵塞检测报警蜂鸣器8不发出报警声。吸油过滤器2发生堵塞时，液压泵3从油箱经主吸油路及吸油过滤器2吸油不畅，蝶阀5打开，液压泵3从油箱经蝶阀5及旁路吸油管吸油，实现旁路补油，从而避免吸空现象的发生，并实现向系统连续供油，蝶阀5打开时通过连杆带动堵塞检测开关6动作闭合，此时检测电路闭合形成回路，堵塞检测指示灯7亮，堵塞检测报警蜂鸣器8发出报警声。
System function description: As shown in the attached figure, the main functional modules include an automatic detection device for oil suction filter clogging, an audible and visual alarm clogging indicating circuit and a bypass continuous oil supply device. When the oil-suction filter 2 works normally without clogging, the hydraulic pump 3 sucks oil from the oil tank through the main oil-suction circuit and the oil-suction filter 2. At this time, the
系统使用操作说明：吸油过滤器2正常工作没有发生堵塞时，堵塞检测指示灯7不亮，堵塞检测报警蜂鸣器8不发出报警声,液压泵吸油正常工作；吸油过滤器2发生堵塞时，堵塞检测指示灯7亮，堵塞检测报警蜂鸣器8发出报警声, 液压泵从旁路吸油工作，此时要及时清洗或更换吸油过滤器2。 Operating instructions for the system: when the oil suction filter 2 is working normally without clogging, the clogging detection indicator light 7 is off, the clogging detection alarm buzzer 8 does not sound an alarm, and the hydraulic pump is working normally; when the oil suction filter 2 is clogged, The clogging detection indicator light 7 lights up, the clogging detection alarm buzzer 8 sends out an alarm sound, and the hydraulic pump sucks oil from the bypass to work. At this time, the oil suction filter 2 should be cleaned or replaced in time.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201220691426 CN202991719U (en) | 2012-12-14 | 2012-12-14 | Oil suction filter blocking automatic detection and bypass continuous oil supply device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201220691426 CN202991719U (en) | 2012-12-14 | 2012-12-14 | Oil suction filter blocking automatic detection and bypass continuous oil supply device |
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| CN202991719U true CN202991719U (en) | 2013-06-12 |
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| CN 201220691426 Expired - Fee Related CN202991719U (en) | 2012-12-14 | 2012-12-14 | Oil suction filter blocking automatic detection and bypass continuous oil supply device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106481456A (en) * | 2016-11-04 | 2017-03-08 | 中国航空工业集团公司航空动力控制系统研究所 | Multifunctional all high pressure fuel is filtered |
| CN107339289A (en) * | 2017-08-15 | 2017-11-10 | 杭州力龙液压有限公司 | Anti-air-suction device for hydraulic power device and hydraulic power assembly |
| CN109164031A (en) * | 2018-10-26 | 2019-01-08 | 安徽江淮汽车集团股份有限公司 | A kind of test device of automobile suction filter oil absorptive function |
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2012
- 2012-12-14 CN CN 201220691426 patent/CN202991719U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106481456A (en) * | 2016-11-04 | 2017-03-08 | 中国航空工业集团公司航空动力控制系统研究所 | Multifunctional all high pressure fuel is filtered |
| CN106481456B (en) * | 2016-11-04 | 2017-12-29 | 中国航空工业集团公司航空动力控制系统研究所 | Multifunctional all high pressure fuel is filtered |
| CN107339289A (en) * | 2017-08-15 | 2017-11-10 | 杭州力龙液压有限公司 | Anti-air-suction device for hydraulic power device and hydraulic power assembly |
| CN109164031A (en) * | 2018-10-26 | 2019-01-08 | 安徽江淮汽车集团股份有限公司 | A kind of test device of automobile suction filter oil absorptive function |
| CN109164031B (en) * | 2018-10-26 | 2019-12-31 | 安徽江淮汽车集团股份有限公司 | Testing arrangement of car suction filter oil absorption function |
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Granted publication date: 20130612 Termination date: 20131214 |