CN212719669U - High-efficient recovery unit of waste heat in ethylene oxide production process - Google Patents
High-efficient recovery unit of waste heat in ethylene oxide production process Download PDFInfo
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- CN212719669U CN212719669U CN202021363008.1U CN202021363008U CN212719669U CN 212719669 U CN212719669 U CN 212719669U CN 202021363008 U CN202021363008 U CN 202021363008U CN 212719669 U CN212719669 U CN 212719669U
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- water tank
- waste heat
- gasbag
- ethylene oxide
- storage box
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- 239000002918 waste heat Substances 0.000 title claims abstract description 22
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 title claims abstract description 16
- 238000011084 recovery Methods 0.000 title claims abstract description 15
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 74
- 238000003860 storage Methods 0.000 claims abstract description 44
- 238000007789 sealing Methods 0.000 claims description 11
- 238000002347 injection Methods 0.000 claims description 10
- 239000007924 injection Substances 0.000 claims description 10
- 238000007599 discharging Methods 0.000 claims description 9
- 238000003825 pressing Methods 0.000 claims description 7
- 230000007246 mechanism Effects 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 abstract description 34
- 239000002994 raw material Substances 0.000 abstract description 30
- 238000009835 boiling Methods 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 7
- 238000004880 explosion Methods 0.000 abstract description 6
- 230000006835 compression Effects 0.000 abstract description 3
- 238000007906 compression Methods 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 239000003899 bactericide agent Substances 0.000 description 1
- 230000000711 cancerogenic effect Effects 0.000 description 1
- 231100000357 carcinogen Toxicity 0.000 description 1
- 239000003183 carcinogenic agent Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 125000000963 oxybis(methylene) group Chemical group [H]C([H])(*)OC([H])([H])* 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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Abstract
The utility model discloses a high-efficient recovery unit of waste heat in ethylene oxide production process, concretely relates to heat recovery technical field, the water tank comprises a water tank, the water tank top is equipped with loading system, loading system includes the pressurized cabin, the inside bottom mounting of water tank is equipped with the storage case, the fixed gasbag that is equipped with in the inside top of pressurized cabin, the gasbag bottom mounting is equipped with the clamp plate, the clamp plate bottom mounting is equipped with the connecting rod, the inside piston that is equipped with of storage case, the water tank top is equipped with the air pump. The utility model discloses a raw materials in hot plate heating storage case, the water in the water tank will be transmitted to after heat after the raw materials heating, and the vapor that the water heating produced is carried into the gasbag, through the inside space of inflation compression storage case of gasbag, and increase pressure pressurizes for the raw materials of next batch heating to this makes the raw materials boiling point increase, is difficult for the explosion at the in-process of heating, simultaneously to the abundant recycle of waste heat.
Description
Technical Field
The embodiment of the utility model provides a heat recovery technical field, concretely relates to high-efficient recovery unit of waste heat in ethylene oxide production process.
Background
Ethylene oxide is an organic compound of formula C2H4O is a toxic carcinogen, is used for preparing a bactericide in the past, and ethylene oxide is flammable and explosive, is not easy to transport for a long distance, has strong regionality, is widely applied to industries such as washing, pharmacy, printing and dyeing and the like, and can be used as an initiator of a cleaning agent in related chemical industries.
The ethylene oxide has a low boiling point, is flammable and explosive, needs extra care in the heating process due to strong toxicity, avoids explosion or leakage, can improve the boiling point and stability by adopting a pressurizing and heating method, but consumes electric energy when pressurizing, and cannot fully utilize heat energy in the heating process.
SUMMERY OF THE UTILITY MODEL
Therefore, the embodiment of the utility model provides a high-efficient recovery unit of waste heat in ethylene oxide production processes, raw materials in the storage box is heated through the hot plate, the water in the water tank is transferred to the surplus heat after the raw materials heating, vapor that the water heating produced is carried into in the gasbag, further compress the inside space of storage box through the inflation of gasbag, increase pressure, for the raw materials pressurization of next batch heating, so that the raw materials boiling point increases, the difficult explosion that takes place of in-process at the heating, simultaneously to the abundant recycle of waste heat, in order to solve among the prior art pressurization need consume the problem that the in-process heat energy of electric energy and heating is difficult to make full use of.
In order to achieve the above object, the embodiment of the present invention provides the following technical solutions: the efficient waste heat recovery device in the production process of ethylene oxide comprises a water tank, wherein a pressurizing mechanism is arranged at the top of the water tank;
the pressurization mechanism comprises a pressurization cabin, the pressurization cabin is arranged at the top of the water tank, a storage box is arranged at the bottom fixing inside the water tank, one end of the storage box extends to the top end of the water tank, the pressurization cabin is fixedly arranged at the top end of the storage box, an air bag is fixedly arranged at the top end inside the pressurization cabin, a pressing plate is arranged at the bottom fixing of the air bag, a connecting rod is arranged at the bottom fixing of the pressing plate, one end of the connecting rod extends to the inside of the storage box, a piston is arranged inside the storage box, one end of the connecting rod is fixedly connected with the top end of the piston, a sealing gasket is fixedly arranged at the bottom end of the piston, an air pump is arranged at the top end of the water tank, the air pump.
Furthermore, a water injection pipe is fixedly arranged at the top end of the water tank and is arranged at the other side of the pressurizing cabin, and a first valve is fixedly arranged at the outer end of the water injection pipe.
Further, the inside bottom mounting of storage case is equipped with the hot plate, the bottom mounting of storage case is equipped with the discharging pipe, the discharging pipe extends to water tank bottom and the outer end is fixed and is equipped with the second valve.
Further, a feeding pipe is fixedly arranged at one end of the storage box, and one end of the feeding pipe extends to one side of the water tank.
Further, a plurality of supports are fixedly arranged at the bottom end of the water tank, a base is arranged at the bottom of the water tank, and one end of each support is fixedly connected with the top end of the base.
Further, the pressurized cabin front side is equipped with the access door, the access door outer end is fixed and is equipped with the sealing strip, the access door passes through hinge swing joint with the pressurized cabin, the fixed gasbag pipe that is equipped with in gasbag top, the gasbag pipe is established in air duct one side, gasbag pipe one end extends to pressurized cabin top and the outer end is fixed and is equipped with the third valve.
The embodiment of the utility model provides a have following advantage:
the utility model discloses a raw materials in hot plate heating storage case, the water in the water tank is transmitted with surplus heat after the raw materials heating, the vapor that the water heating produced is carried into in the gasbag, further compress the inside space of storage case through the inflation of gasbag, increase pressure, pressurize for the raw materials of next batch heating, make the raw materials boiling point increase with this, the difficult emergence explosion of in-process at the heating, simultaneously to waste heat make full use of, compared with the prior art, make full use of the waste heat after the raw materials heating, the required electric energy of pressurization has been practiced thrift.
Drawings
In order to more clearly illustrate the embodiments of the present invention 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 below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.
Fig. 1 is a schematic view of the overall structure provided by the present invention;
fig. 2 is a front view provided by the present invention;
fig. 3 is a left side view provided by the present invention;
fig. 4 is a sectional view of a compression chamber provided by the present invention;
fig. 5 is a perspective view of the piston and the sealing pad provided by the present invention;
in the figure: 1 water tank, 2 sealing gaskets, 3 pistons, 4 water injection pipes, 5 pressurizing chambers, 6 air guide pipes, 7 air pumps, 8 connecting rods, 9 feeding pipes, 10 material storage tanks, 11 heating plates, 12 discharging pipes, 13 bases, 14 supports, 15 access doors, 16 sealing strips, 17 air bags and 18 pressing plates.
Detailed Description
The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to the attached figures 1-5 of the specification, the high-efficiency waste heat recovery device in the production process of ethylene oxide of the embodiment comprises a water tank 1, wherein a pressurizing mechanism is arranged at the top of the water tank 1;
the pressurizing mechanism comprises a pressurizing cabin 5, the pressurizing cabin 5 is arranged at the top of the water tank 1, a storage tank 10 is fixedly arranged at the bottom end in the water tank 1, one end of the storage tank 10 extends to the top end of the water tank 1, the pressurizing chamber 5 is fixedly arranged at the top end of the storage tank 10, an air bag 17 is fixedly arranged at the top end inside the pressurizing cabin 5, a pressing plate 18 is fixedly arranged at the bottom end of the air bag 17, the bottom end of the pressing plate 18 is fixedly provided with a connecting rod 8, one end of the connecting rod 8 extends into the material storage box 10, a piston 3 is arranged in the material storage box 10, one end of the connecting rod 8 is fixedly connected with the top end of the piston 3, the bottom end of the piston 3 is fixedly provided with a sealing gasket 2, the top end of the water tank 1 is provided with an air pump 7, the air pump 7 is arranged at one side of the pressurizing cabin 5, an air duct 6 is fixedly arranged at the top end of the air pump 7, and one end of the air duct 6 penetrates through the top end of the compression chamber 5 and is fixedly connected with the top end of the air bag 17.
Further, a water injection pipe 4 is fixedly arranged at the top end of the water tank 1, the water injection pipe 4 is arranged at the other side of the pressurizing cabin 5, and a first valve is fixedly arranged at the outer end of the water injection pipe 4, so that water can be injected into the water tank 1 conveniently.
Further, the inside bottom mounting of storage case 10 is equipped with hot plate 11, the bottom mounting of storage case 10 is equipped with discharging pipe 12, discharging pipe 12 extends to 1 bottom of water tank and the outer end is fixed and is equipped with the second valve, and discharging pipe 12 is used for discharging the raw materials after the heating.
Further, a feeding pipe 9 is fixedly arranged at one end of the storage box 10, and one end of the feeding pipe 9 extends to one side of the water tank 1, so that raw materials can be conveniently fed into the storage box 10.
Further, a plurality of supports 14 are fixedly arranged at the bottom end of the water tank 1, a base 13 is arranged at the bottom of the water tank 1, one end of each support 14 is fixedly connected with the top end of the base 13, and the supports 14 are used for supporting the water tank 1.
Further, 5 front sides in the pressurized cabin are equipped with access door 15, the fixed sealing strip 16 that is equipped with in 15 outer ends of access door, access door 15 passes through hinge swing joint with pressurized cabin 5, the fixed gasbag pipe that is equipped with in 17 tops of gasbag, the gasbag pipe is established in 6 one sides of air duct, gasbag pipe one end extends to 5 tops in the pressurized cabin and the outer end is fixed and is equipped with the third valve, and access door 15 is convenient for overhaul internals.
The implementation scenario is specifically as follows: the raw materials are put into a storage box 10 through a feeding pipe 9, the storage box 10 is sealed, a heating plate 11 is electrified, the raw materials in the storage box 10 are fully heated under the action of the heating plate 11, meanwhile, the air bag is inflated through an air pipe, the air bag 17 begins to expand, the air bag 17 expands, a pressure plate 18 is pressed to move downwards, the pressure plate 18 pushes a connecting rod 8 to move downwards, the connecting rod 8 pushes a sealing gasket 2 and a piston 3 to move downwards, the space in the storage box 10 is compressed, the raw materials are pressurized, the boiling point of the boiling raw materials is improved, the boiling raw materials are more stable in the heating process, after the raw materials are heated, water is injected into a water tank 1 through a water injection pipe 4, the waste heat of the heated raw materials is transferred to water in the water tank 1, the water is also heated along with the waste heat, the water is heated by the high temperature generated by the waste heat, the steam is generated, at the, pouring the next raw material to be heated into the storage box 10, opening the heating plate 11 again, opening the air pump 7, pumping the water vapor generated in the water tank 1 into the air bag 17 through the air duct 6 under the action of the air pump 7, with the continuous pumping of the water vapor, the air bag 17 begins to expand again, the air bag 17 expands, the pressure-driven press plate 18 moves downwards, further pushing the sealing gasket 2 and the piston 3 to move downwards, compressing the space inside the storage box 10, increasing the pressure inside the storage box 10, increasing the boiling point of the raw material, making the raw material more stable in the heating process, avoiding the explosion condition, circularly and repeatedly heating the next raw material after the heating is finished, saving the electric energy required for continuous pressurization, heating the raw material in the storage box 10 through the heating plate 11, transferring the waste heat to the water in the water tank 1 after the raw material is heated, and conveying the water vapor generated by the water heating into the air bag 17, further compress the inside space of storage case 10 through the inflation of gasbag 17, increase pressure, for the raw materials pressurization of next batch heating to this makes the raw materials boiling point increase, and the difficult explosion that takes place of in-process at the heating, to the abundant recycle of waste heat simultaneously, this embodiment has specifically solved among the prior art problem that the pressurization needs to consume the in-process heat energy of electric energy and heating to be difficult to make full use of.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (6)
1. The utility model provides a high-efficient recovery unit of waste heat in ethylene oxide production process, includes water tank (1), its characterized in that: the top of the water tank (1) is provided with a pressurizing mechanism;
the pressurizing mechanism comprises a pressurizing chamber (5), the pressurizing chamber (5) is arranged at the top of a water tank (1), a storage box (10) is fixedly arranged at the bottom inside the water tank (1), one end of the storage box (10) extends to the top end of the water tank (1), the pressurizing chamber (5) is fixedly arranged at the top end of the storage box (10), an air bag (17) is fixedly arranged at the top inside the pressurizing chamber (5), a pressing plate (18) is fixedly arranged at the bottom end of the air bag (17), a connecting rod (8) is fixedly arranged at the bottom end of the pressing plate (18), one end of the connecting rod (8) extends to the inside of the storage box (10), a piston (3) is arranged inside the storage box (10), one end of the connecting rod (8) is fixedly connected with the top end of the piston (3), a sealing gasket (2) is fixedly arranged at the bottom end of the piston (, air pump (7) are established in pressurization cabin (5) one side, air pump (7) top is fixed and is equipped with air duct (6), air duct (6) one end run through pressurization cabin (5) top and with gasbag (17) top fixed connection.
2. The high-efficiency waste heat recovery device in the ethylene oxide production process according to claim 1, characterized in that: the water tank (1) top is fixed and is equipped with water injection pipe (4), establish at pressurization cabin (5) opposite side water injection pipe (4), water injection pipe (4) outer end is fixed and is equipped with first valve.
3. The high-efficiency waste heat recovery device in the ethylene oxide production process according to claim 1, characterized in that: the inside bottom mounting of storage case (10) is equipped with hot plate (11), storage case (10) bottom mounting is equipped with discharging pipe (12), discharging pipe (12) extend to water tank (1) bottom and the outer end is fixed and is equipped with the second valve.
4. The high-efficiency waste heat recovery device in the ethylene oxide production process according to claim 1, characterized in that: the material storage box is characterized in that a feeding pipe (9) is fixedly arranged at one end of the material storage box (10), and one end of the feeding pipe (9) extends to one side of the water tank (1).
5. The high-efficiency waste heat recovery device in the ethylene oxide production process according to claim 1, characterized in that: the water tank is characterized in that a plurality of supports (14) are fixedly arranged at the bottom end of the water tank (1), a base (13) is arranged at the bottom of the water tank (1), and one end of each support (14) is fixedly connected with the top end of the base (13).
6. The high-efficiency waste heat recovery device in the ethylene oxide production process according to claim 1, characterized in that: the utility model discloses a pressurization cabin (5) front side is equipped with access door (15), access door (15) outer end is fixed and is equipped with sealing strip (16), access door (15) pass through hinge swing joint with pressurization cabin (5), gasbag (17) top is fixed and is equipped with the gasbag pipe, the gasbag pipe is established in air duct (6) one side, gasbag pipe one end extends to pressurization cabin (5) top and the outer end is fixed and is equipped with the third valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021363008.1U CN212719669U (en) | 2020-07-13 | 2020-07-13 | High-efficient recovery unit of waste heat in ethylene oxide production process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021363008.1U CN212719669U (en) | 2020-07-13 | 2020-07-13 | High-efficient recovery unit of waste heat in ethylene oxide production process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212719669U true CN212719669U (en) | 2021-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021363008.1U Active CN212719669U (en) | 2020-07-13 | 2020-07-13 | High-efficient recovery unit of waste heat in ethylene oxide production process |
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| CN (1) | CN212719669U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113117123A (en) * | 2021-05-26 | 2021-07-16 | 上海国颂医疗科技有限公司 | Device capable of reducing safety risk of ethylene oxide gas combustion or explosion |
-
2020
- 2020-07-13 CN CN202021363008.1U patent/CN212719669U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113117123A (en) * | 2021-05-26 | 2021-07-16 | 上海国颂医疗科技有限公司 | Device capable of reducing safety risk of ethylene oxide gas combustion or explosion |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231024 Address after: 124021 Hongqi Street, Shuangtaizi District, Liaoning, Panjin Patentee after: NORTH HUAJIN CHEMICAL INDUSTRIES Group Corp. Address before: 124000 Hongqi Street, Shuangtaizi District, Liaoning, Panjin Patentee before: LIAONING NORTH CHEMICAL INDUSTRY CO.,LTD. |