CN210495359U

CN210495359U - Process condensate treatment system

Info

Publication number: CN210495359U
Application number: CN201921135340.XU
Authority: CN
Inventors: 钱卫
Original assignee: Nantong Upstar Filtering Equipment Co ltd
Current assignee: Nantong Upstar Filtering Equipment Co ltd
Priority date: 2019-07-18
Filing date: 2019-07-18
Publication date: 2020-05-12
Anticipated expiration: 2029-07-18

Abstract

The utility model discloses a technology lime set processing system, including the cartridge filter, the cover and the equidistance setting on the cartridge filter top set up a plurality of landing leg in the cartridge filter bottom, the middle part on cover top is equipped with the medium import, the medium import of cover passes through tee bend switching-over valve and reserve cartridge filter intercommunication, the middle part of cartridge filter bottom is equipped with the medium export, the fixed filter that is used for filtering impurity that is equipped with in middle part of cartridge filter, be located and be connected with a differential pressure transmitter between the inlet pipeline and the outlet pipeline of two manometers, the last backwash water intaking valve that is equipped with of outlet pipeline, be equipped with the backwash outlet valve on the. The utility model discloses overcome traditional filtration product the pollutant carrying capacity little, easily receive filth jam, filter part need dismantle wash and can't monitor numerous shortcomings such as filter state, have and filter the medium and carry out the function of self-cleaning blowdown automatically to the filter material, and the incessant water supply of system when wasing the blowdown, can monitor the operating condition of filter, degree of automation is high.

Description

Process condensate treatment system

Technical Field

The utility model relates to an industrial field specifically is a technology lime set processing system.

Background

The process condensate is suitable for a wide range of industries, including the industries of building, chemical engineering, electric power, metallurgy, rubber, papermaking, light textile, coal, food and the like, the process water treatment system is used for treating the process condensate from the tower kettle of the stripping tower, polystyrene and catalyst dust contained in the process condensate are adsorbed and trapped through the anthracite bed layer, and the treated process condensate meets the specified condensate requirement.

Traditional filter adopts the non-metallic filter core of filter bag and disposable change mostly, uses to carry out filter bag and filter core after a period and changes, and extravagant resource is not the environmental protection again, and partial filter needs the manual work of equipment of taking apart to clear up the filter core, extravagant manpower promptly, influences the productivity again. We have therefore developed an improvement to this and provide a process condensate treatment system.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a process condensate treatment system, which comprises a filter cartridge, a cartridge cover arranged at the top end of the filter cartridge and a plurality of support legs equidistantly arranged at the bottom end of the filter cartridge, wherein the middle part of the filter cartridge is provided with a middle drain valve, the middle part of the top end of the cartridge cover is provided with a medium inlet with a solenoid valve, the medium inlet of the cartridge cover is communicated with a standby filter cartridge through a three-way reversing valve, the middle part of the bottom end of the filter cartridge is provided with a medium outlet with a solenoid valve, the middle part of the filter cartridge is fixedly provided with a filter for filtering impurities, one side of the filter cartridge is provided with a viewing mirror for monitoring the working state of the filter, the medium inlet and the medium outlet are respectively communicated with the filter cartridge through an inlet pipeline and an outlet pipeline, the inlet pipeline and the outlet pipeline are both provided with pressure gauges for monitoring pressure, and a differential, the backwashing water inlet valve and the backwashing air inlet valve are sequentially arranged on the outlet pipeline from top to bottom, the backwashing water inlet valve and the backwashing air inlet valve are respectively communicated with the external water inlet device and the external air inlet device, a backwashing water outlet valve is arranged on the inlet pipeline and communicated with the external wastewater tank, a backwashing exhaust valve is arranged on one side of the top end of the cylinder cover and communicated with the external waste gas collecting barrel.

As an optimal technical scheme of the utility model, two solenoid valve, backwash water intaking valve, backwash admission valve, backwash discharge valve, backwash outlet valve, middle drain valve and tee bend switching-over valve all with external PLC control system electric connection, just differential pressure transmitter also with external PLC control system electric connection.

As an optimal technical scheme of the utility model, the filter includes barrel, filter material and two-layer filter screen, and is two-layer the filter screen sets up respectively in the top and the bottom of barrel, the filter material sets up between two-layer filter screen.

As an optimized technical proposal of the utility model, the filter material is high-quality anthracite, two-layer the aperture of the filter screen is smaller than the diameter of the high-quality anthracite.

As an optimal technical scheme of the utility model, one side top-down of cartridge filter is equipped with the manhole and the hand hole that are used for the maintenance in proper order.

As a preferred technical scheme of the utility model, but the sight glass has two, two but the sight glass is seted up respectively on the cartridge filter that is located top cap bottom and filter top.

As an optimal technical scheme of the utility model, the bottom mounting of landing leg is equipped with the backing plate, the top of landing leg is passed through the connecting plate and is connected with the cartridge filter.

As an optimized technical scheme of the utility model, still be equipped with a flowmeter that is used for monitoring liquid flow on the inlet pipe.

The utility model has the advantages that: this kind of technology lime set processing system, it is little to overcome the dirt receiving capacity of traditional filtration product, easily receive the filth jam, the filter part need dismantle washing and numerous shortcomings such as unable control filter state, through the backwash water intaking valve that is equipped with, the backwash admission valve, the backwash discharge valve, the backwash outlet valve, can carry out reverse washing to the cartridge filter, avoid needing to dismantle the washing to the filter part, have the function that filters the medium and carry out the self-cleaning blowdown automatically to the filter material, and the incessant water supply of system when wasing the blowdown, can monitor the operating condition of filter, degree of automation is high.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic diagram of a process condensate treatment system of the present invention;

FIG. 2 is a schematic flow diagram of a process condensate treatment system of the present invention;

fig. 3 is a schematic diagram of a filter structure of a process condensate treatment system according to the present invention.

In the figure: 1. a filter cartridge; 2. a cylinder cover; 3. a support leg; 4. a media inlet; 5. a media outlet; 6. a filter; 601. a barrel; 602. filtering with a screen; 7. backwashing the exhaust valve; 8. a middle drain valve; 9. a manhole; 10. hand hole; 11. a flow meter; 12. a pressure gauge; 13. a differential pressure transmitter; 14. backwashing the air inlet valve; 15. a visible mirror; 16. backwashing the water inlet valve; 17. and (4) backwashing a water outlet valve.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1, fig. 2 and fig. 3, the utility model relates to a process condensate treatment system, which comprises a filter cartridge 1, a cartridge cover 2 arranged on the top of the filter cartridge 1 and a plurality of support legs 3 equidistantly arranged on the bottom of the filter cartridge 1, wherein the middle part of the filter cartridge 1 is provided with an intermediate drain valve 8, the middle part of the top of the cartridge cover 2 is provided with a medium inlet 4 with a solenoid valve, the medium inlet 4 of the cartridge cover 2 is communicated with a standby filter cartridge through a three-way reversing valve, the middle part of the bottom of the filter cartridge 1 is provided with a medium outlet 5 with a solenoid valve, the middle part of the filter cartridge 1 is fixedly provided with a filter 6 for filtering impurities, one side of the filter cartridge 1 is provided with a visual mirror 15 for monitoring the working state of the filter, the medium inlet 4 and the medium outlet 5 are respectively communicated with the filter cartridge 1 through an inlet pipeline and an outlet, a differential pressure transmitter 13 is connected between an inlet pipeline and an outlet pipeline of the two pressure gauges 12, a backwashing water inlet valve 16 and a backwashing air inlet valve 14 are sequentially arranged on the outlet pipeline from top to bottom, the backwashing water inlet valve 16 and the backwashing air inlet valve 14 are respectively communicated with an external water inlet device and an external air inlet device, a backwashing water outlet valve 17 is arranged on the inlet pipeline, the backwashing water outlet valve 17 is communicated with an external waste water tank, a backwashing exhaust valve 7 is arranged on one side of the top end of the cylinder cover 2, and the backwashing exhaust valve 7 is communicated with an external waste gas collecting barrel.

The two electromagnetic valves, the backwash water inlet valve 16, the backwash air inlet valve 14, the backwash exhaust valve 7, the backwash water outlet valve 17, the middle drain valve 8 and the three-way reversing valve are all electrically connected with an external PLC control system, the differential pressure transmitter 13 is also electrically connected with the external PLC control system, the two electromagnetic valves, the backwash water inlet valve 16, the backwash air inlet valve 14, the backwash exhaust valve 7, the backwash water outlet valve 17 and the middle drain valve 8 are all preferably TMF-T electromagnetic valves, the three-way reversing valve is preferably a Q644F-16P type valve, and the differential pressure transmitter 13 is preferably an XG-2088 type differential pressure transmitter.

Wherein, filter 6 includes barrel 601, filter material and two-layer filter screen 602, and two-layer filter screen 602 sets up respectively in the top and the bottom of barrel 601, and the filter material setting is between two-layer filter screen 602, through the filter material and two-layer filter screen 602 that are equipped with, can play the screening effect to polystyrene and catalyst dust.

The filter material is high-quality anthracite, the high-quality anthracite has the characteristics of large specific surface area and strong adsorption capacity, so that the efficiency of the whole filter layer can be fully exerted, the pollutant interception capacity is improved, the pore diameter of the two layers of filter screens 602 is smaller than the diameter of the high-quality anthracite, and the high-quality anthracite can be limited between the two layers of filter screens 602.

Wherein, one side top-down of cartridge filter 1 is equipped with manhole 9 and hand hole 10 that are used for the maintenance in proper order, makes things convenient for people to overhaul cartridge filter 1 internals.

Wherein, visual mirror 15 has two, and two visual mirrors 15 are seted up respectively on being located the cartridge filter 1 at top cap 2 bottom and filter 6 top, make things convenient for people to monitor the operating condition of filter.

Wherein, the bottom mounting of landing leg 3 is equipped with the backing plate, and the area of contact on increase landing leg 3 and ground improves stability, and the top of landing leg 3 is passed through the connecting plate and is connected with cartridge filter 1, and the area of contact of increase landing leg 3 and cartridge filter 1 further improves stability.

Wherein, still be equipped with a flowmeter 11 that is used for monitoring liquid flow on the inlet pipeline, make things convenient for people to make statistics of the total volume of flowing into liquid, flowmeter 11 is preferred LD type electromagnetic flowmeter.

When the filter cartridge is in operation, process condensate enters the filter cartridge 1 through the inlet pipeline and the medium inlet 4, the flow of the inflowing liquid is counted through the arranged flowmeter 11, the pressure gauge 12 displays the pressure in the pipeline, when the process condensate containing polystyrene and catalyst dust flows through the filter material layer of the filter 6, the filter material gaps play a role in screening the polystyrene and the catalyst dust, so that the polystyrene and the catalyst dust are easy to be intercepted on the surface of the filter material, the process condensate is filtered and flows out through the medium outlet 5, through the arranged middle drain valve 8, people can connect a plurality of filter cartridges 1 in parallel for use, the filtering efficiency is improved, when a certain amount of dirt is intercepted on the surface layer of the filter material to form a filter membrane, the front and back pressure difference of the filter 6 is increased rapidly along with the time until the filter cartridge is invalid, and at the moment, the differential pressure transmitter 13 transmits signals to an external PLC control system, the PLC control system firstly controls the three-way reversing valve to switch the flow direction, then closes the middle drain valve 8 on the filter cylinder 1, so that process condensate flows into the standby filter cylinder for filtering, the working efficiency is improved, then controls the backwashing water inlet valve 16 and the backwashing water outlet valve 17 to be opened, so that the external water inlet device reversely enters cleaning liquid into the filter cylinder 1, a filter material layer in the filter 6 is suspended and loosened, thereby trapped matters adhered to the surface of the filter material are stripped and taken away by water flow, the filtering function is recovered, backwashing liquid discharge is directly discharged to a wastewater tank, after washing is finished, the PLC control system controls the backwashing water inlet valve 16 and the backwashing water outlet valve 17 to be closed, then controls the backwashing air inlet valve 14 and the backwashing exhaust valve 7 to be opened, the external air inlet device performs air washing on the interior of the filter cylinder 1, the cleaning effect is further improved, and after backwashing is finished, the PLC control system controls elements in, the filter 1 resumes normal operation.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A process condensate treatment system comprises a filter cartridge (1), a cartridge cover (2) arranged at the top end of the filter cartridge (1) and a plurality of support legs (3) arranged at the bottom end of the filter cartridge (1) at equal intervals, and is characterized in that a middle drain valve (8) is arranged in the middle of the filter cartridge (1), a medium inlet (4) with a solenoid valve is arranged in the middle of the top end of the cartridge cover (2), the medium inlet (4) of the cartridge cover (2) is communicated with a standby filter cartridge through a three-way reversing valve, a medium outlet (5) with a solenoid valve is arranged in the middle of the bottom end of the filter cartridge (1), a filter (6) for filtering impurities is fixedly arranged in the middle of the filter cartridge (1), a visual mirror (15) for monitoring the working state of the filter is arranged on one side of the filter cartridge (1), and the medium inlet (4) and the medium outlet (5) are respectively communicated with the filter cartridge (1) through an, all be equipped with manometer (12) that are used for monitoring pressure on inlet line and the export pipeline, be located two be connected with a differential pressure transmitter (13) between the inlet line of manometer (12) and the export pipeline, export pipeline top-down is equipped with backwash water intaking valve (16) and backwash admission valve (14) in proper order, backwash water intaking valve (16) and backwash admission valve (14) communicate with external water installations and external air inlet unit respectively, be equipped with backwash outlet valve (17) on the inlet line, backwash outlet valve (17) and external wastewater disposal basin intercommunication, one side on cover (2) top is equipped with backwash discharge valve (7), backwash discharge valve (7) and external waste gas collecting vessel intercommunication.

2. The process condensate treatment system according to claim 1, wherein the two electromagnetic valves, the backwash water inlet valve (16), the backwash air inlet valve (14), the backwash air outlet valve (7), the backwash water outlet valve (17), the intermediate water outlet valve (8) and the three-way reversing valve are electrically connected with an external PLC control system, and the differential pressure transmitter (13) is also electrically connected with the external PLC control system.

3. A process condensate treatment system according to claim 1, wherein the filter (6) comprises a cylinder (601), a filter material and two layers of screens (602), the two layers of screens (602) being disposed at the top and bottom ends of the cylinder (601), respectively, the filter material being disposed between the two layers of screens (602).

4. A process condensate treatment system according to claim 3, wherein the filter material is high quality anthracite, and the pore size of the two layers of screens (602) is smaller than the diameter of the high quality anthracite.

5. A process condensate treatment system according to claim 1, wherein the filter cartridge (1) is provided with a manhole (9) and a hand hole (10) for service in sequence from top to bottom on one side.

6. A process condensate treatment system according to claim 1, wherein there are two said mirrors (15), and wherein two said mirrors (15) are provided on the filter cartridges (1) at the bottom of the cartridge cover (2) and at the top of the filter (6).

7. A process condensate treatment system according to claim 1, wherein a backing plate is fixed to the bottom end of the leg (3), and the top end of the leg (3) is connected to the filter cartridge (1) by a connecting plate.

8. A process condensate treatment system according to claim 1, wherein the inlet conduit is further provided with a flow meter (11) for monitoring the flow of liquid.