CN108905403A - A kind of negative-pressure vacuum system for filtering solid particles and liquid - Google Patents
A kind of negative-pressure vacuum system for filtering solid particles and liquid Download PDFInfo
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- CN108905403A CN108905403A CN201810964935.XA CN201810964935A CN108905403A CN 108905403 A CN108905403 A CN 108905403A CN 201810964935 A CN201810964935 A CN 201810964935A CN 108905403 A CN108905403 A CN 108905403A
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- 239000007788 liquid Substances 0.000 title claims abstract description 42
- 239000002245 particle Substances 0.000 title claims abstract description 15
- 238000001914 filtration Methods 0.000 title claims abstract description 14
- 239000007787 solid Substances 0.000 title claims abstract description 12
- 239000000428 dust Substances 0.000 claims abstract description 41
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 description 5
- 239000012535 impurity Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
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- 206010033799 Paralysis Diseases 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/56—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
- B01D46/58—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in parallel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/90—Devices for taking out of action one or more units of multi-unit filters, e.g. for regeneration or maintenance
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Abstract
一种用于过滤固体颗粒和液体的负压真空系统，包括第一、第二粉尘粗虑罐、第一、第二三通管、真空罐、第一及第二真空泵，真空罐从罐腔引出进气管道和出气管道，第一三通管的第一接口与第一粉尘粗滤罐的第一出气口连通、第二接口与第二粉尘粗虑罐的第二出气口连通、第三接口与真空罐的进气管道连通，第二三通管的第一接口与第一粉尘粗滤罐的第一进气口连通、第二接口与第二粉尘粗虑罐的第二进气口连通、第三接口外接用户的真空使用接口，第一、第二真空泵的泵口与真空罐的出气管道连通，第一、第二真空泵连接第一、第二真空过滤器和第一、第二真空泵阀门。方便管路的控制；有效过滤粉尘颗粒，提高滤芯的寿命和系统的稳定性；生产效率高，成本低。
A negative pressure vacuum system for filtering solid particles and liquids, including first and second coarse dust filter tanks, first and second tee pipes, vacuum tanks, first and second vacuum pumps, and the vacuum tank from the tank cavity Lead out the air inlet pipe and the air outlet pipe, the first interface of the first three-way pipe communicates with the first air outlet of the first dust coarse filter tank, the second interface communicates with the second air outlet of the second dust coarse filter tank, and the third The interface communicates with the intake pipe of the vacuum tank, the first interface of the second three-way pipe communicates with the first air inlet of the first coarse dust filter tank, and the second interface communicates with the second air inlet of the second coarse dust filter tank. The connection and the third interface are externally connected to the user's vacuum interface. The pump ports of the first and second vacuum pumps are connected with the outlet pipes of the vacuum tank. The first and second vacuum pumps are connected to the first and second vacuum filters and the first and second vacuum filters. Vacuum pump valve. It is convenient for pipeline control; effectively filters dust particles, improves the life of the filter element and the stability of the system; high production efficiency and low cost.
Description
技术领域technical field
本发明属于过滤装置技术领域，具体涉及一种用于过滤固体颗粒和液体的负压真空系统。The invention belongs to the technical field of filtering devices, and in particular relates to a negative pressure vacuum system for filtering solid particles and liquids.
背景技术Background technique
目前，负压真空系统被广泛应用于机械、化工、医药、食品、电子、冶金、石油等领域，但现有的负压真空系统，稳定性差，故障率高，需要经常停机维护，从而影响生产效率。维护的主要原因之一在于被抽真空的容器中含有相当数量的杂质，主要有固体微粒和液体杂质，这些杂质进入真空泵后，颗粒会加速设备的磨损，导致密封失效，影响真空度，而液体中的水分会导致设备锈蚀，影响设备使用寿命，因此，为了保证真空泵的综合性能，在实际使用中必须及时地将回路中的固体颗粒及液体杂质去除。然而，现在很多企业采用结构复杂且昂贵的多介质过滤器等，不仅成本高，而且维修也十分不便。At present, the negative pressure vacuum system is widely used in machinery, chemical industry, medicine, food, electronics, metallurgy, petroleum and other fields, but the existing negative pressure vacuum system has poor stability, high failure rate, and needs frequent shutdown for maintenance, which affects production efficiency. One of the main reasons for maintenance is that the vacuumed container contains a considerable amount of impurities, mainly solid particles and liquid impurities. After these impurities enter the vacuum pump, the particles will accelerate the wear of the equipment, cause the seal to fail, and affect the vacuum degree, while the liquid The moisture in the vacuum will cause the equipment to rust and affect the service life of the equipment. Therefore, in order to ensure the overall performance of the vacuum pump, the solid particles and liquid impurities in the circuit must be removed in time in actual use. However, many companies now use complex and expensive multi-media filters, which are not only costly, but also very inconvenient to maintain.
鉴于上述已有技术，有必要对现有的负压真空系统的过滤结构加以改进，为此，本申请人作了有益的设计，下面将要介绍的技术方案便是在这种背景下产生的。In view of the above prior art, it is necessary to improve the filtering structure of the existing negative pressure vacuum system. For this reason, the applicant has made a beneficial design, and the technical solution to be introduced below is produced under this background.
发明内容Contents of the invention
本发明的目的在于提供一种用于过滤固体颗粒和液体的负压真空系统，过滤效果好、抽真空效率高，易于控制，并且维修保养时无需停机。The object of the present invention is to provide a negative pressure vacuum system for filtering solid particles and liquids, which has good filtering effect, high vacuuming efficiency, easy control, and no need to stop for maintenance.
本发明的目的是这样来达到的，一种用于过滤固体颗粒和液体的负压真空系统，其特征在于：包括第一粉尘粗滤罐、第二粉尘粗虑罐、第一三通管、第二三通管、真空罐、第一真空泵及第二真空泵，所述的真空罐从罐腔引出进气管道和出气管道，所述的第一三通管的第一接口与第一粉尘粗滤罐的第一出气口连通，并且在该第一接口上设置第一出气阀门，第一三通管的第二接口与第二粉尘粗虑罐的第二出气口连通，并且在该第二接口上设置第二出气阀门，第一三通管的第三接口与真空罐的进气管道连通，所述的第二三通管的第一接口与第一粉尘粗滤罐的第一进气口连通，并且在该第一接口上设置第一进气阀门，第二三通管的第二接口与第二粉尘粗虑罐的第二进气口连通，并且在该第二接口上设置第二进气阀门，第二三通管的第三接口外接用户的真空使用接口，并且在该第三接口上设置第三进气阀门，所述的第一真空泵及第二真空泵的泵口分别通过管路与真空罐的出气管道连通，第一真空泵在泵口依次串联连接第一真空过滤器和第一真空泵阀门，第二真空泵在泵口依次串联连接第二真空过滤器和第二真空泵阀门。The object of the present invention is achieved in this way. A negative pressure vacuum system for filtering solid particles and liquids is characterized in that it includes a first coarse dust filter tank, a second coarse dust filter tank, a first three-way pipe, The second three-way pipe, the vacuum tank, the first vacuum pump and the second vacuum pump, the vacuum tank leads the air inlet pipe and the air outlet pipe from the tank cavity, the first interface of the first three-way pipe is connected to the first dust coarse The first air outlet of the filter tank is communicated, and a first air outlet valve is set on the first interface, the second interface of the first three-way pipe is communicated with the second air outlet of the second coarse dust filter tank, and the second The second outlet valve is arranged on the interface, the third interface of the first three-way pipe is connected with the air inlet pipe of the vacuum tank, and the first interface of the second three-way pipe is connected with the first air inlet of the first coarse dust filter tank. The port is connected, and the first inlet valve is set on the first port, the second port of the second three-way pipe is connected with the second air inlet of the second coarse dust filter tank, and the second port is set on the second port. Two intake valves, the third interface of the second three-way pipe is externally connected to the user's vacuum use interface, and a third intake valve is set on the third interface, and the pump ports of the first vacuum pump and the second vacuum pump respectively pass through The pipeline is communicated with the air outlet pipeline of the vacuum tank, the first vacuum pump is sequentially connected in series with the first vacuum filter and the first vacuum pump valve at the pump port, and the second vacuum pump is sequentially connected in series with the second vacuum filter and the second vacuum pump valve at the pump port.
在本发明的一个具体的实施例中，还包括排液罐，所述的排液罐的数量有三个，分别设置在所述的第一粉尘粗滤罐、第二粉尘粗虑罐以及真空罐的底部，且通过排液管道与各罐的罐腔连通。In a specific embodiment of the present invention, it also includes a drain tank, and there are three drain tanks, which are respectively arranged in the first coarse dust filter tank, the second coarse dust filter tank and the vacuum tank The bottom of the tank, and communicate with the tank cavity of each tank through the drain pipe.
在本发明的另一个具体的实施例中，所述的排液罐在排液管道上并且自上而下依次设有第一排液阀门、上液位镜、下液位镜以及第二排液阀门。In another specific embodiment of the present invention, the drain tank is provided with a first drain valve, an upper liquid level mirror, a lower liquid level mirror and a second row of liquid valve.
在本发明的又一个具体的实施例中，所述的真空罐在顶部的侧壁处设置真空表。In yet another specific embodiment of the present invention, a vacuum gauge is provided on the side wall of the top of the vacuum tank.
本发明与现有技术相比，具有的有益效果是：采用并联管道设计，能方便对真空管路进行控制；采用两级粉尘过滤，能有效过滤粉尘颗粒，并且提高滤芯的使用寿命；采用两级排液装置，能有效排出真空系统中水和液体，大大降低旋片式真空泵的故障率，提高真空系统的稳定性；此外，在真空泵维修保养、过滤器滤芯更换、排出真空系统中的水和液体时无需停机，能使真空系统可以长期稳定运行，提高生产效率，降低使用成本，避免用户因维护保养而经常停机，从而导致生产线瘫痪的情况发生。Compared with the prior art, the present invention has the following beneficial effects: it adopts parallel pipeline design, which can conveniently control the vacuum pipeline; adopts two-stage dust filtration, can effectively filter dust particles, and improves the service life of the filter element; adopts two-stage The liquid discharge device can effectively discharge water and liquid in the vacuum system, greatly reducing the failure rate of the rotary vane vacuum pump and improving the stability of the vacuum system; There is no need to stop the vacuum system when it is liquid, so that the vacuum system can run stably for a long time, improve production efficiency, reduce the cost of use, and avoid the frequent shutdown of the user due to maintenance, which will lead to the paralysis of the production line.
附图说明Description of drawings
图1为本发明的结构示意图。Fig. 1 is a structural schematic diagram of the present invention.
图2为本发明所述的排液罐的连接示意图。Fig. 2 is a schematic diagram of the connection of the drainage tank according to the present invention.
图中：1.第一粉尘粗滤罐、11.第一出气口、12.第一进气口；2.第二粉尘粗虑罐、21.第二出气口、22.第二进气口；3.第一三通管、31.第一出气阀门、32.第二出气阀门；4.第二三通管、41.第一进气阀门、42.第二进气阀门、43.第三进气阀门；5.真空罐、51.进气管道、52.出气管道；6.第一真空泵、61.第一真空过滤器、62.第一真空泵阀门；7.第二真空泵、71.第二真空过滤器、72.第二真空泵阀门；8.排液罐、81.排液管道、82.第一排液阀门、83.上液位镜、84.下液位镜、85.第二排液阀门；9.真空表。In the figure: 1. The first coarse dust filter tank, 11. The first air outlet, 12. The first air inlet; 2. The second coarse dust filter tank, 21. The second air outlet, 22. The second air inlet ; 3. the first three-way pipe, 31. the first outlet valve, 32. the second outlet valve; 4. the second three-way pipe, 41. the first intake valve, 42. the second intake valve, 43. the second Three intake valves; 5. vacuum tank, 51. intake pipe, 52. outlet pipe; 6. the first vacuum pump, 61. the first vacuum filter, 62. the first vacuum pump valve; 7. the second vacuum pump, 71. Second vacuum filter, 72. second vacuum pump valve; 8. drain tank, 81. drain pipe, 82. first drain valve, 83. upper liquid level mirror, 84. lower liquid level mirror, 85. the first Two discharge valves; 9. Vacuum gauge.
具体实施方式Detailed ways
申请人将在下面结合附图对本发明的具体实施方式详细描述，但申请人对实施例的描述不是对技术方案的限制，任何依据本发明构思作形式而非实质的变化都应当视为本发明的保护范围。The applicant will describe in detail the specific implementation of the present invention below in conjunction with the accompanying drawings, but the applicant's description of the embodiments is not a limitation to the technical solution, and any changes made in form but not in substance according to the concept of the present invention should be regarded as the present invention. scope of protection.
请参阅图1，本发明涉及一种用于过滤固体颗粒和液体的负压真空系统，包括第一粉尘粗滤罐1、第二粉尘粗虑罐2、第一三通管3、第二三通管4、真空罐5、第一真空泵6及第二真空泵7。所述的真空罐5从罐腔引出进气管道51和出气管道52，真空罐5在顶部的侧壁处设置真空表9。所述的第一三通管3的第一接口与第一粉尘粗滤罐1的第一出气口11连通，并且在该第一接口上设置第一出气阀门31，第一三通管3的第二接口与第二粉尘粗虑罐2的第二出气口21连通，并且在该第二接口上设置第二出气阀门32，第一三通管3的第三接口与真空罐5的进气管道51连通；所述的第二三通管4的第一接口与第一粉尘粗滤罐1的第一进气口12连通，并且在该第一接口上设置第一进气阀门41，第二三通管4的第二接口与第二粉尘粗虑罐2的第二进气口22连通，并且在该第二接口上设置第二进气阀门42，第二三通管4的第三接口外接用户的真空使用接口，并且在该第三接口上设置第三进气阀门43，这样第一粉尘粗滤罐1和第二粉尘粗虑罐2就达到了并联的目的，两者的进出气管路并联连接，可用于切换第一粉尘粗滤罐1和第二粉尘粗虑罐2中的任意一个工作，而另一个不工作。所述的第一真空泵6及第二真空泵7的泵口分别通过管路与真空罐5的出气管道52连通。第一真空泵6在泵口依次串联连接第一真空过滤器61和第一真空泵阀门62，第二真空泵7在泵口依次串联连接第二真空过滤器71和第二真空泵阀门72。第一真空泵6及第二真空泵7与真空罐5并联连接，使用时可切换第一真空泵6和第二真空泵7中的任意一台开机，而另一台停机。Referring to Fig. 1, the present invention relates to a negative pressure vacuum system for filtering solid particles and liquids, comprising a first coarse dust filter tank 1, a second coarse dust filter tank 2, a first three-way pipe 3, a second three-way Through pipe 4, vacuum tank 5, first vacuum pump 6 and second vacuum pump 7. The vacuum tank 5 leads an air inlet pipeline 51 and an air outlet pipeline 52 from the tank chamber, and a vacuum gauge 9 is arranged on the side wall of the vacuum tank 5 at the top. The first interface of the first three-way pipe 3 communicates with the first air outlet 11 of the first coarse dust filter tank 1, and a first air outlet valve 31 is set on the first interface, and the first three-way pipe 3 The second interface is communicated with the second air outlet 21 of the second dust coarse filter tank 2, and a second air outlet valve 32 is set on the second interface, and the third interface of the first three-way pipe 3 is connected with the air inlet of the vacuum tank 5. The pipeline 51 communicates; the first interface of the second three-way pipe 4 is communicated with the first air inlet 12 of the first coarse dust filter tank 1, and the first air inlet valve 41 is set on the first interface, the first The second interface of the two three-way pipe 4 communicates with the second air inlet 22 of the second coarse dust filter tank 2, and the second air intake valve 42 is set on the second interface, and the third of the second three-way pipe 4 The interface is externally connected to the user's vacuum interface, and the third air intake valve 43 is set on the third interface, so that the first coarse dust filter tank 1 and the second coarse dust filter tank 2 achieve the purpose of parallel connection, and the in and out of the two The air pipelines are connected in parallel, and can be used to switch any one of the first dust coarse filter tank 1 and the second dust coarse filter tank 2 to work, while the other one does not work. The pump ports of the first vacuum pump 6 and the second vacuum pump 7 communicate with the gas outlet pipeline 52 of the vacuum tank 5 through pipelines respectively. The first vacuum pump 6 is sequentially connected in series with the first vacuum filter 61 and the first vacuum pump valve 62 at the pump port, and the second vacuum pump 7 is sequentially connected in series with the second vacuum filter 71 and the second vacuum pump valve 72 at the pump port. The first vacuum pump 6 and the second vacuum pump 7 are connected in parallel with the vacuum tank 5, and any one of the first vacuum pump 6 and the second vacuum pump 7 can be switched to start while the other one is stopped during use.
请参阅图2，并结合图1，进一步地，本发明还包括排液罐8，所述的排液罐8的数量有三个，分别设置在所述的第一粉尘粗滤罐1、第二粉尘粗虑罐2以及真空罐5的底部，且通过排液管道81与各罐的罐腔连通。所述的排液罐8在排液管道81上并且自上而下依次设有第一排液阀门82、上液位镜83、下液位镜84以及第二排液阀门85。当真空系统正常工作时，第一排液阀门82为常开，第二排液阀门85为常闭，当上液位镜83检查到有液体时，先关闭第一排液阀门82，再打开第二排液阀门85，此时排液罐8内的压力升高并与外界相等，罐腔内的液体向外流出，待液体流净后，先关闭第二排液阀门85，再打开第一排液阀门82。Please refer to Fig. 2, and in conjunction with Fig. 1, further, the present invention also includes draining tank 8, and the quantity of described draining tank 8 has three, is respectively arranged in described first coarse dust filter tank 1, second The dust is coarsely filtered at the bottom of the tank 2 and the vacuum tank 5 , and is communicated with the tank cavity of each tank through the drain pipe 81 . The liquid discharge tank 8 is provided with a first liquid discharge valve 82 , an upper liquid level mirror 83 , a lower liquid level mirror 84 and a second liquid discharge valve 85 on the liquid discharge pipe 81 and sequentially from top to bottom. When the vacuum system is working normally, the first liquid discharge valve 82 is normally open, and the second liquid discharge valve 85 is normally closed. When the upper liquid level mirror 83 detects liquid, first close the first liquid discharge valve 82, and then open The second liquid discharge valve 85, at this time the pressure in the liquid discharge tank 8 rises and is equal to the outside world, and the liquid in the tank cavity flows out. After the liquid flows out, first close the second liquid discharge valve 85, and then open the second liquid discharge valve 85. A discharge valve 82.
请继续参阅图1，对本发明的工作原理进行说明。用户的真空使用接口连接到第二三通管4的第三接口，第三进气阀门43打开，第一真空泵阀门62打开，第二真空泵阀门72关闭，同时，第二进气阀门42和第二出气阀门32打开，第一进气阀门41和第一出气阀门31关闭；接着，打开第一真空泵6，此时气体经第二三通管4的第一接口进入第二粉尘粗滤罐2，再通过进气管道51进入真空罐5；然后，气体经过出气管道52进入第一真空过滤器61，最后由第一真空泵6排出。真空系统随时可以通过切换阀门来使用另一台真空泵。即：第二真空泵阀门72打开，第一进气阀门41和第一出气阀门31打开，接着，打开第二真空泵7，然后关闭第二进气阀门42和第二出气阀门32，再关闭第一真空泵阀门62，最后关闭第一真空泵6，此时就可以对第一真空泵6作维护保养，清理或更换第一真空过滤器61的滤芯，清理或更换第二粉尘粗滤罐2的粗滤芯。当第二真空泵7需要保养，第二真空过滤器71和第一粉尘粗滤罐1的滤芯需要更换时，可以再通过管路切换回第一真空泵6工作，即：第一真空泵阀门62打开，第二进气阀门42和第二出气阀门32打开，接着打开第一真空泵6，再关闭第一进气阀门41和第一出气阀门31，然后关闭第二真空泵阀门72，最后关闭第二真空泵7。Please continue to refer to FIG. 1 to illustrate the working principle of the present invention. The user's vacuum interface is connected to the third interface of the second three-way pipe 4, the third intake valve 43 is opened, the first vacuum pump valve 62 is opened, and the second vacuum pump valve 72 is closed. At the same time, the second intake valve 42 and the first vacuum pump valve are closed. The second air outlet valve 32 is opened, the first air inlet valve 41 and the first air outlet valve 31 are closed; then, the first vacuum pump 6 is opened, and the gas enters the second coarse dust filter tank 2 through the first interface of the second three-way pipe 4 , and then enter the vacuum tank 5 through the inlet pipe 51; then, the gas enters the first vacuum filter 61 through the outlet pipe 52, and is finally discharged by the first vacuum pump 6. The vacuum system can use another vacuum pump at any time by switching the valve. That is: the second vacuum pump valve 72 is opened, the first air intake valve 41 and the first air outlet valve 31 are opened, then the second vacuum pump 7 is opened, then the second air intake valve 42 and the second air outlet valve 32 are closed, and then the first air outlet valve 32 is closed. Vacuum pump valve 62, close first vacuum pump 6 at last, just can do maintenance to first vacuum pump 6 this moment, clean up or change the filter core of first vacuum filter 61, clean up or change the coarse filter core of second dust filter tank 2. When the second vacuum pump 7 needs to be maintained, and the second vacuum filter 71 and the filter element of the first coarse dust filter tank 1 need to be replaced, the first vacuum pump 6 can be switched back to work through the pipeline, that is, the first vacuum pump valve 62 is opened, The second air intake valve 42 and the second air outlet valve 32 are opened, then the first vacuum pump 6 is opened, the first air intake valve 41 and the first air outlet valve 31 are closed, then the second vacuum pump valve 72 is closed, and the second vacuum pump 7 is finally closed .
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| CN111482004A (en) * | 2020-03-27 | 2020-08-04 | 广深高阶电子工程(深圳)有限公司 | Equipment machine of getting rid of that contains arsenic particulate matter |
| CN112591469A (en) * | 2020-11-28 | 2021-04-02 | 共享智能装备有限公司 | Negative pressure vacuum station for 3D printing equipment |
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