CN221015238U - Energy-saving recovery device for ethylene glycol - Google Patents
Energy-saving recovery device for ethylene glycol Download PDFInfo
- Publication number
- CN221015238U CN221015238U CN202322603020.5U CN202322603020U CN221015238U CN 221015238 U CN221015238 U CN 221015238U CN 202322603020 U CN202322603020 U CN 202322603020U CN 221015238 U CN221015238 U CN 221015238U
- Authority
- CN
- China
- Prior art keywords
- glycol
- fixedly connected
- ethylene glycol
- pipe
- cover plate
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- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 title claims abstract description 287
- 238000011084 recovery Methods 0.000 title claims abstract description 39
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 42
- 239000002912 waste gas Substances 0.000 claims description 38
- 239000007789 gas Substances 0.000 claims description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 18
- 238000005452 bending Methods 0.000 claims description 10
- 230000008878 coupling Effects 0.000 claims description 9
- 238000010168 coupling process Methods 0.000 claims description 9
- 238000005859 coupling reaction Methods 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 5
- 238000004064 recycling Methods 0.000 claims 7
- 238000009833 condensation Methods 0.000 description 10
- 230000005494 condensation Effects 0.000 description 10
- 238000001914 filtration Methods 0.000 description 9
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical group C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 4
- 125000006850 spacer group Chemical group 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The utility model relates to the technical field of ethylene glycol, in particular to an energy-saving recovery device for ethylene glycol.
Description
Technical Field
The utility model relates to the technical field of ethylene glycol, in particular to an energy-saving recovery device for ethylene glycol.
Background
In the production process of polyester, waste gas containing glycol is discharged, and the discharge of the waste gas containing glycol into the atmosphere can pollute the air, and brings great peculiar smell to the environment, so that the glycol needs to be recovered.
In the prior art, as an ethylene glycol recovery device proposed in patent application number CN201220753447.2, ethylene glycol is condensed through a condensing pipe, and uncondensed ethylene glycol is further dissolved through an ethylene glycol filtering tank, so that double guarantee is provided, exhaust gas does not contain ethylene glycol, and the ethylene glycol can be effectively recovered.
However, in the prior art, as in the ethylene glycol recovery device proposed in the patent application number CN201220753447.2, waste gas directly enters into the condenser pipe, and the high temperature in the waste gas is large to the condensation burden of condenser pipe, leads to the condenser pipe consumption to increase, and the ethylene glycol after the condensation can directly mix to the inside of the ethylene glycol filtering ponds simultaneously, influences the dissolving capacity of the ethylene glycol filtering ponds to the ethylene glycol waste gas.
Disclosure of utility model
The utility model aims to provide an energy-saving recovery device for glycol, which is used for solving the problems in the background technology.
The aim of the utility model can be achieved by the following technical scheme:
the utility model provides an energy-conserving recovery unit for ethylene glycol, includes ethylene glycol filter tank and waste gas inlet pipe, be provided with multistage bending portion on the waste gas inlet pipe, multistage bending portion is located the inside of ethylene glycol filter tank, and the waste gas inlet pipe periphery has the condenser pipe, and one side of waste gas inlet pipe just is located the below fixedly connected with waste gas input pipe of condenser pipe.
The outside of ethylene glycol filter tank is provided with the indent, is provided with the ethylene glycol recovery jar in the indent, and the top of ethylene glycol recovery jar can be dismantled and is connected with coupling hose, coupling hose's top and the one end fixed connection of waste gas entry pipe are provided with control valve on the coupling hose.
Preferably, the top of the glycol filter tank is fixedly provided with a top cover plate, the bottom of the top cover plate is fixedly connected with a sealing gasket, and both ends of the waste gas inlet pipe penetrate through the top cover plate and extend to the outside of the top cover plate.
Preferably, the condenser pipe sets up in the top of top apron, and the one end of waste gas input pipe runs through top apron and extends to the inside of ethylene glycol filter tank, and the top fixedly connected with mouth of pipe of giving vent to anger of top apron.
Preferably, the top of the top cover plate is fixedly connected with a water inlet pipe, one side of the glycol filter tank is fixedly connected with a water outlet pipe, and the water outlet pipe is provided with an electromagnetic valve.
Preferably, the inner wall fixedly connected with guided way of indent, sliding connection has the sliding seat on the guided way, and the top fixedly connected with spacer sleeve of sliding seat, condenser pipe setting are at the top of sliding seat and are located the spacer sleeve, and the both sides fixedly connected with restriction pole that just are located the ethylene glycol recovery jar of inner wall of indent.
Preferably, the top fixedly connected with of sliding seat promotes the piece, indent internal fixation has electric putter, electric putter's one end and promote piece fixed connection.
The utility model has the beneficial effects that:
through setting up multistage bending part for before the condensation of ethylene glycol waste gas, carry out heat transfer with the water in the ethylene glycol filtering ponds earlier, reduce the temperature of ethylene glycol waste gas, make ethylene glycol waste gas by the condensation more easily, reduce the consumption of condenser pipe, the liquid ethylene glycol that the condensation produced directly enters into in the ethylene glycol recovery jar simultaneously and retrieves, and liquid ethylene glycol can not dissolve in the ethylene glycol filtering ponds again, makes the ethylene glycol filtering ponds can dissolve more waste gas that contains ethylene glycol.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described, and it will be obvious to those skilled in the art that other drawings can be obtained according to these drawings without inventive effort;
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic view of the structure of the glycol filter tank of FIG. 1 in accordance with the present utility model;
FIG. 3 is a schematic view of the exhaust gas inlet pipe of FIG. 2 according to the present utility model;
FIG. 4 is a schematic view showing the structure of the ethylene glycol recovery tank of FIG. 2 according to the present utility model.
Reference numerals in the drawings are as follows:
1. The device comprises an ethylene glycol filter tank, 2, an exhaust gas inlet pipe, 201, a multi-stage bending part, 3, a condensing pipe, 4, an exhaust gas input pipe, 5, a concave part, 6, an ethylene glycol recovery tank, 7, a connecting hose, 8, a control valve, 9, a top cover plate, 10, a sealing gasket, 11, an air outlet pipe orifice, 12, a water inlet pipe, 13, a water outlet pipe, 14, an electromagnetic valve, 15, a guide rail, 16, a sliding seat, 17, a positioning sleeve, 18, a limiting rod, 19, a pushing block, 20 and an electric push rod.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides an energy-conserving recovery unit for ethylene glycol, includes ethylene glycol filter tank 1 and waste gas inlet pipe 2, be provided with multistage bending portion 201 on the waste gas inlet pipe 2, multistage bending portion 201 is located the inside of ethylene glycol filter tank 1, and waste gas inlet pipe 2 periphery has condenser pipe 3, and one side of waste gas inlet pipe 2 just is located condenser pipe 3's below fixedly connected with waste gas input pipe 4.
The outside of ethylene glycol filter tank 1 is provided with indent 5, is provided with ethylene glycol recovery tank 6 in the indent 5, and the top of ethylene glycol recovery tank 6 can be dismantled and be connected with coupling hose 7, and coupling hose 7's top and the one end fixed connection of waste gas inlet tube 2 are provided with control valve 8 on the coupling hose 7.
As shown in fig. 1 and 2, the exhaust gas pipe with glycol is installed at one end of the exhaust gas inlet pipe 2 and in the production process of external polyester, so that the exhaust gas containing glycol can be conveyed into the exhaust gas inlet pipe 2 through the external pipe, the glycol recovery tank 6 and the connection hose 7 can be detachably connected, and the glycol recovery tank 6 and the connection hose 7 can be ensured through flange connection or threaded connection and other connection modes, and meanwhile, the glycol recovery tank 6 and the connection hose 7 can be separated, so that the new glycol recovery tank 6 can be replaced when the glycol recovery tank 6 is full.
The top of the glycol filter tank 1 is fixedly provided with a top cover plate 9, the bottom of the top cover plate 9 is fixedly connected with a sealing gasket 10, and two ends of the waste gas inlet pipe 2 penetrate through the top cover plate 9 and extend to the outside of the top cover plate 9.
As shown in fig. 1, the top cover plate 9 is fixedly arranged above the glycol filter tank 1, so that gas in the glycol filter tank 1 can be discharged only through the gas outlet pipe orifice 11, the gas discharge direction is conveniently controlled, the sealing gasket 10 can enhance the tightness of the top cover plate 9 and the glycol filter tank 1, and the top cover plate 9 can be directly fixed by bolts.
The condenser pipe 3 sets up in the top of top apron 9, and the one end of waste gas input tube 4 runs through top apron 9 and extends to the inside of ethylene glycol filter tank 1, and the top fixedly connected with of top apron 9 gives vent to anger mouth of pipe 11.
As shown in fig. 1 and 2, the connection between the exhaust gas input pipe 4 and the exhaust gas inlet pipe 2 is located below the condensation pipe 3, so that the exhaust gas in the exhaust gas inlet pipe 2 passing through the inside of the condensation pipe 3 can flow into the exhaust gas input pipe 4 and finally enter the interior of the glycol filter tank 1.
The top of the top cover plate 9 is fixedly connected with a water inlet pipe 12, one side of the glycol filter tank 1 is fixedly connected with a water outlet pipe 13, and the water outlet pipe 13 is provided with an electromagnetic valve 14.
As shown in fig. 1 and 2, water can be fed into the glycol filter tank 1 through the water inlet pipe 12, the electromagnetic valve 14 is opened, and water can be discharged from the glycol filter tank 1 through the water outlet pipe 13.
The inner wall fixedly connected with guided way 15 of indent 5, sliding connection has slide holder 16 on the guided way 15, and the top fixedly connected with spacer 17 of slide holder 16, condenser pipe 3 set up in the top of slide holder 16 and lie in spacer 17, the inner wall of indent 5 just is located the both sides fixedly connected with restriction pole 18 of ethylene glycol recovery tank 6.
As shown in fig. 2 and fig. 4, the guide rail 15 can provide a guide for sliding of the sliding seat 16, the positioning sleeve 17 positions the ethylene glycol recovery tank 6, and the limiting rods 18 on both sides can assist the ethylene glycol recovery tank 6 not to deflect when sliding along with the sliding seat 16, so as to further improve the stability of the ethylene glycol recovery tank 6.
The top of the sliding seat 16 is fixedly connected with a pushing block 19, an electric push rod 20 is fixedly connected in the concave 5, and one end of the electric push rod 20 is fixedly connected with the pushing block 19.
As shown in fig. 2 and fig. 4, when the ethylene glycol recovery tank 6 is filled, the control valve 8 is closed, the ethylene glycol recovery tank 6 and the connection hose 7 are separated again, then the electric push rod 20 is extended, and the pushing block 19 is pushed, the pushing block 19 drives the sliding seat 16 to slide on the guide rail 15, the sliding seat 16 drives the ethylene glycol recovery tank 6 to slide, so that the ethylene glycol recovery tank 6 is conveniently slid to the outside of the indent 5, a new ethylene glycol recovery tank 6 is replaced from the outside of the indent 5, at the moment, the electric push rod 20 is controlled to shrink, the sliding seat 16 and the ethylene glycol recovery tank 6 are retracted into the indent 5, and then the ethylene glycol recovery tank 6 and the connection hose 7 are connected together, and the control valve 8 is opened.
The utility model provides an energy-saving recovery device for glycol, which has the following working principle:
The waste gas containing glycol is input into the waste gas inlet pipe 2, and when the waste gas in the waste gas inlet pipe 2 passes through the multistage bending part 201, the waste gas exchanges heat with water in the glycol filter tank 1 to carry out preliminary cooling on the glycol, and then when the waste gas passes through the condensing pipe 3, the glycol condensed into liquid can flow downwards into the glycol recovery tank 6 through the connecting hose 7, and the uncondensed gas enters the glycol filter tank 1 through the waste gas input pipe 4 to be dissolved and then is discharged.
Compared with the related art, the energy-saving recovery device for glycol has the following beneficial effects:
Through setting up multistage bending portion 201 for before the condensation of ethylene glycol waste gas, carry out heat transfer with the water in the ethylene glycol filtering ponds 1 earlier, reduce the temperature of ethylene glycol waste gas, make ethylene glycol waste gas by the condensation more easily, reduce the consumption of condenser pipe 3, the liquid ethylene glycol that the condensation produced directly enters into in the ethylene glycol recovery jar 6 simultaneously and retrieves, liquid ethylene glycol can not dissolve in the ethylene glycol filtering ponds 1 again, makes the ethylene glycol filtering ponds 1 can dissolve more waste gas that contains ethylene glycol.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.
Claims (6)
1. The energy-saving recycling device for the glycol comprises a glycol filter tank (1) and an exhaust gas inlet pipe (2), and is characterized in that a multistage bending part (201) is arranged on the exhaust gas inlet pipe (2), the multistage bending part (201) is positioned in the glycol filter tank (1), a condensing pipe (3) is wrapped on the periphery of the exhaust gas inlet pipe (2), and an exhaust gas input pipe (4) is fixedly connected to one side of the exhaust gas inlet pipe (2) and positioned below the condensing pipe (3);
The outside of ethylene glycol filter tank (1) is provided with indent (5), is provided with ethylene glycol recovery tank (6) in indent (5), and the top of ethylene glycol recovery tank (6) can be dismantled and be connected with coupling hose (7), and the top of coupling hose (7) and the one end fixed connection of waste gas entry pipe (2) are provided with control valve (8) on coupling hose (7).
2. The energy-saving recycling device for glycol according to claim 1, wherein a top cover plate (9) is fixedly arranged at the top of the glycol filter tank (1), a sealing gasket (10) is fixedly connected to the bottom of the top cover plate (9), and two ends of the exhaust gas inlet pipe (2) penetrate through the top cover plate (9) and extend to the outside of the top cover plate (9).
3. The energy-saving recycling device for glycol according to claim 2, wherein the condensing tube (3) is arranged above the top cover plate (9), one end of the waste gas input tube (4) penetrates through the top cover plate (9) and extends to the interior of the glycol filter tank (1), and an air outlet tube orifice (11) is fixedly connected to the top of the top cover plate (9).
4. An energy-saving recycling device for glycol according to claim 3, characterized in that the top of the top cover plate (9) is fixedly connected with a water inlet pipe (12), one side of the glycol filter tank (1) is fixedly connected with a water outlet pipe (13), and the water outlet pipe (13) is provided with an electromagnetic valve (14).
5. The energy-saving recycling device for glycol according to claim 1, wherein a guide rail (15) is fixedly connected to the inner wall of the indent (5), a sliding seat (16) is slidably connected to the guide rail (15), a positioning sleeve (17) is fixedly connected to the top of the sliding seat (16), a condensing tube (3) is arranged at the top of the sliding seat (16) and is located in the positioning sleeve (17), and limiting rods (18) are fixedly connected to the inner wall of the indent (5) and are located on two sides of the glycol recycling tank (6).
6. The energy-saving recycling device for glycol according to claim 5, wherein the top of the sliding seat (16) is fixedly connected with a pushing block (19), an electric push rod (20) is fixedly connected in the concave (5), and one end of the electric push rod (20) is fixedly connected with the pushing block (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322603020.5U CN221015238U (en) | 2023-09-25 | 2023-09-25 | Energy-saving recovery device for ethylene glycol |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322603020.5U CN221015238U (en) | 2023-09-25 | 2023-09-25 | Energy-saving recovery device for ethylene glycol |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221015238U true CN221015238U (en) | 2024-05-28 |
Family
ID=91139061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322603020.5U Active CN221015238U (en) | 2023-09-25 | 2023-09-25 | Energy-saving recovery device for ethylene glycol |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221015238U (en) |
-
2023
- 2023-09-25 CN CN202322603020.5U patent/CN221015238U/en active Active
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