CN214095643U - Waste water waste heat utilization device of acrylonitrile rubber production acrylonitrile purification system - Google Patents
Waste water waste heat utilization device of acrylonitrile rubber production acrylonitrile purification system Download PDFInfo
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- CN214095643U CN214095643U CN202022983540.XU CN202022983540U CN214095643U CN 214095643 U CN214095643 U CN 214095643U CN 202022983540 U CN202022983540 U CN 202022983540U CN 214095643 U CN214095643 U CN 214095643U
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Abstract
The utility model relates to the technical field of waste heat recovery devices, in particular to a waste water waste heat utilization device of a acrylonitrile purification system for producing acrylonitrile by nitrile rubber, which comprises a water inlet pipe, a water outlet pipe, a plurality of cold water pipes and a heat exchange piece, wherein the cold water pipes are arranged between the water inlet pipe and the water outlet pipe, and cold water flows in the cold water pipes; the heat exchange piece is arranged on the outer wall of the cold water pipe; the heat exchange piece comprises a heat exchange pipe arranged on the outer wall of the cold water pipe. The utility model provides a nitrile rubber produces acrylonitrile purification system waste water waste heat utilization equipment wherein is provided with spiral helicine heat exchange tube, has increased the torrent effect to a certain extent, and degree of turbulence is high, has improved heat exchange efficiency, and wherein the cold water pipe setting has increased the area of contact between cold water pipe and the heat exchange tube in the middle of the spiral helicine heat exchange tube, not only makes the cold water in the cold water pipe be heated evenly, has improved heat exchange efficiency moreover greatly.
Description
Technical Field
The utility model relates to a waste heat recovery device technical field especially relates to a nitrile rubber production acrylonitrile purification system waste water waste heat utilization equipment.
Background
The waste heat refers to sensible heat and latent heat which are not reasonably utilized in the original design in the energy consumption device of the put-in-operation industrial enterprise due to the limitations of factors such as history, technology, concept and the like, and comprises high-temperature waste gas waste heat, cooling medium waste heat, waste steam waste water waste heat, high-temperature product and slag waste heat, chemical reaction waste heat, combustible waste gas waste liquid, waste material waste heat and the like.
A large amount of waste water can be generated in a acrylonitrile purification system for producing nitrile rubber, the waste water can be discharged only after being treated, otherwise, the direct discharge can pollute the surrounding environment, meanwhile, the waste water contains a lot of heat, if the heat can be collected and utilized, the resources can be effectively saved, the energy conservation and the environmental protection are achieved, although the heat in the waste water can be recovered by the conventional waste heat recovery device, the recovery efficiency still needs to be improved, and a plurality of links still need manual matching operation.
To above problem, the utility model provides a nitrile rubber production acrylonitrile purification system waste water waste heat utilization equipment.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model aims to solve the problem that a wastewater waste heat utilization equipment of acrylonitrile rubber production acrylonitrile purification system is provided, can solve the problem that waste water waste heat recovery efficiency is low among the prior art and the comparatively trouble problem of manual operation.
(II) technical scheme
The utility model provides a technical scheme that above-mentioned technical problem adopted is: the waste water waste heat utilization device of the acrylonitrile purification system for producing acrylonitrile rubber comprises a water inlet pipe, a water outlet pipe, a plurality of cold water pipes and a heat exchange piece, wherein the cold water pipes are arranged between the water inlet pipe and the water outlet pipe, and cold water flows in the cold water pipes; the heat exchange piece is arranged on the outer wall of the cold water pipe.
The heat exchange piece comprises heat exchange pipes arranged on the outer wall of the cold water pipe, waste water with heat flows in the heat exchange pipes, one end of each heat exchange pipe is communicated through a heat inlet pipe, and the other end of each heat exchange pipe is communicated through a heat outlet pipe.
Preferably, the heat exchange tube is of a spiral structure and is sleeved on the outer wall of the cold water tube and attached to the outer wall of the cold water tube.
Preferably, the two ends of the cold water pipe are symmetrically provided with connecting pipes, and one ends of the connecting pipes, which are far away from the cold water pipe, are connected with transition pipes.
Preferably, the transition pipe at one end of the cold water pipe is communicated with the water inlet pipe, and the transition pipe at the other end of the cold water pipe is communicated with the water outlet pipe.
Preferably, a first control valve is installed on the transition pipe close to one end of the water inlet pipe, and a second control valve is installed on the transition pipe close to one end of the water outlet pipe.
Preferably, a temperature sensor is arranged on the outer wall of one end, close to the water outlet pipe, of the cold water pipe.
Preferably, a controller is arranged at the position, close to the temperature sensor, of the cold water pipe.
Preferably, the controller is sensitive to the temperature sensor, and the controller controls the first control valve and the second control valve.
(III) advantageous effects
1. The utility model provides a pair of acrylonitrile rubber production acrylonitrile purification system waste water waste heat utilization equipment wherein is provided with spiral helicine heat exchange tube, has increased the torrent effect to a certain extent, and degree of turbulence is high, has improved heat exchange efficiency, and wherein the cold water pipe setting has increased the area of contact between cold water pipe and the heat exchange tube in the middle of the spiral helicine heat exchange tube, not only makes the cold water in the cold water pipe be heated evenly, has improved heat exchange efficiency moreover greatly.
2. The utility model provides a pair of acrylonitrile rubber production acrylonitrile purification system waste water waste heat utilization equipment mutually supports between temperature-sensing ware, controller, first control valve and the second control valve at the in-process of heat transfer, carries out the split heat transfer to cold water, and degree of mechanization is higher, has improved work efficiency greatly.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Wherein: the heat exchange device comprises a water inlet pipe 1, a water outlet pipe 2, a cold water pipe 3, a connecting pipe 31, a transition pipe 32, a first control valve 33, a second control valve 34, a temperature sensor 35, a heat exchange piece 4, a heat exchange pipe 41, a heat inlet pipe 42 and a heat outlet pipe 43.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
Referring to fig. 1, the utility model provides the following technical scheme: a waste water waste heat utilization device of a nitrile rubber production acrylonitrile purification system comprises a water inlet pipe 1, a water outlet pipe 2, a plurality of cold water pipes 3 and a heat exchange piece 4, wherein the cold water pipes 3 are arranged between the water inlet pipe 1 and the water outlet pipe 2, and cold water flows in the cold water pipes 3; the heat exchange pieces 4 are arranged on the outer wall of the cold water pipe 3, and the number of the heat exchange pieces 4 is consistent with that of the cold water pipe 3; during specific work, cold water flows in the cold water pipe 3, and wastewater flows into the heat exchange piece 4, so that heat of the wastewater in the heat exchange piece 4 is transferred to the cold water in the cold water pipe 3, a heat exchange effect is realized, and the purpose of recycling waste heat of the wastewater is achieved.
The heat exchange member 4 comprises heat exchange pipes 41 arranged on the outer wall of the cold water pipe 3, waste water with heat flows in the heat exchange pipes 41, one end of each heat exchange pipe 41 is communicated with a heat inlet pipe 42, the heat inlet pipe 42 is communicated with a waste water collecting tank, and the waste water enters the heat inlet pipe 42 and flows into the heat exchange pipes 41 through the work of a water pump; the other end of each heat exchange tube 41 is communicated with a heat outlet tube 43; the wastewater enters the heat exchange pipe 41 through the heat inlet pipe 42 and is then discharged through the heat outlet pipe 43.
The heat exchange tube 41 is of a spiral structure, the spiral middle of the heat exchange tube 41 is adapted to the cold water tube 3, and the heat exchange tube 41 is sleeved on the outer wall of the cold water tube 3 and is attached to the outer wall of the cold water tube 3; this structure makes heat exchange tube 41 can contact with cold water pipe 3 by the at utmost to make things convenient for heat exchange tube 41 to carry out the heat transfer to cold water pipe 3, improved heat transfer's efficiency to a certain extent, and the spiral tube bank design has increased the torrent effect to a certain extent, and the degree of turbulence is high, has improved heat exchange efficiency.
Connecting pipes 31 are symmetrically arranged at two ends of the cold water pipe 3, and one ends, far away from the cold water pipe 3, of the connecting pipes 31 are connected with transition pipes 32.
The transition pipe 32 at one end of the cold water pipe 3 is communicated with the water inlet pipe 1, the transition pipe 32 near one end of the water inlet pipe 1 is provided with a first control valve 33, and the first control valve 33 is used for controlling cold water to enter the cold water pipe 3.
The transition pipe 32 at the other end of the cold water pipe 3 is communicated with the water outlet pipe 2, the transition pipe 32 close to one end of the water outlet pipe 2 is provided with a second control valve 34, and the second control valve 34 is used for controlling cold water to be discharged out of the cold water pipe 3 and to be discharged through the water outlet pipe 2.
The outer wall of the cold water pipe 3 close to one end of the water outlet pipe 2 is provided with a temperature sensor 35.
A controller is arranged at the position of the cold water pipe 3 close to the temperature sensor 35, the output end of the controller is electrically connected with the input ends of the first control valve 33 and the second control valve 34 through leads respectively, mutual induction connecting equipment is arranged on the temperature sensor 35 and the controller, the controller is induced by the temperature sensor 35, and the controller controls the first control valve 33 and the second control valve 34; wherein, the temperature sensor 35 can be set to a suitable temperature range, which is adapted to the temperature of the waste heat of the waste water.
During specific work, the first control valve 33 is opened, the second control valve 34 is closed, so that cold water enters the cold water pipe 3, waste water enters the heat exchange pipe 41 from the heat inlet pipe 42, heat exchange is performed between the waste water and the cold water in the cold water pipe 3 in the process that the heat exchange pipe 41 passes through the special structure of the heat exchange pipe 41, the heat of the waste water in the heat exchange part 4 is transferred to the cold water in the cold water pipe 3, the heat exchange effect is realized, and the purpose of waste heat recycling of the waste water is achieved; when the cold water in the cold water pipe 3 reaches the proper range set by the temperature controller, the temperature sensor 35 senses and transmits a signal to the controller, so that the controller controls the second control valve 34 to be opened, the water subjected to heat exchange in the cold water pipe is discharged through the water outlet pipe 2, then the next alternate heat operation is started, and the cold water is subjected to split heat exchange through mutual cooperation among the temperature sensor 35, the controller, the first control valve 33 and the second control valve 34 in the whole process, so that the mechanical degree is high, and the working efficiency is greatly improved; wherein cold water pipe 3 and heat transfer 4 can be provided with a plurality ofly in order to satisfy the demand according to actual conditions, and cold water pipe 3 sets up in the middle of heliciform heat exchange tube 41, has increased the area of contact between cold water pipe 3 and the heat exchange tube 41, not only makes the cold water in the cold water pipe 3 be heated evenly, has improved heat exchange efficiency moreover greatly.
The utility model discloses in be provided with spiral helicine heat exchange tube 41, increased the torrent effect to a certain extent, the degree of turbulence is high, has improved heat exchange efficiency, and wherein cold water pipe 3 sets up in the middle of spiral helicine heat exchange tube 41, has increased the area of contact between cold water pipe 3 and the heat exchange tube 41, not only makes the cold water in the cold water pipe 3 be heated evenly, has improved heat exchange efficiency and waste heat recovery's efficiency moreover greatly.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides a nitrile rubber production acrylonitrile purification system waste water waste heat utilization equipment, includes inlet tube (1), outlet pipe (2), cold water pipe (3) and heat transfer spare (4), its characterized in that: the cold water pipes (3) are arranged between the water inlet pipe (1) and the water outlet pipe (2), a plurality of cold water pipes (3) are arranged, and cold water flows in the cold water pipes (3); the heat exchange piece (4) is arranged on the outer wall of the cold water pipe (3);
the heat exchange piece (4) comprises heat exchange pipes (41) arranged on the outer wall of the cold water pipe (3), waste water with heat flows in the heat exchange pipes (41), one end of each heat exchange pipe (41) is communicated through a heat inlet pipe (42), and the other end of each heat exchange pipe (41) is communicated through a heat outlet pipe (43).
2. The waste water waste heat utilization device of the acrylonitrile purification system for producing nitrile rubber according to claim 1, which is characterized in that: the heat exchange tube (41) is of a spiral structure, and the heat exchange tube (41) is sleeved on the outer wall of the cold water pipe (3) and attached to the outer wall of the cold water pipe (3).
3. The waste water waste heat utilization device of the acrylonitrile purification system for producing nitrile rubber according to claim 1, which is characterized in that: connecting pipes (31) are symmetrically arranged at two ends of the cold water pipe (3), and one end, far away from the cold water pipe (3), of each connecting pipe (31) is connected with a transition pipe (32).
4. The waste water waste heat utilization device of the acrylonitrile purification system for producing nitrile rubber according to claim 3, characterized in that: the transition pipe (32) at one end of the cold water pipe (3) is communicated with the water inlet pipe (1), and the transition pipe (32) at the other end of the cold water pipe (3) is communicated with the water outlet pipe (2).
5. The waste water waste heat utilization device of the acrylonitrile purification system for producing nitrile rubber according to claim 4, which is characterized in that: be close to install first control valve (33) on transition pipe (32) of inlet tube (1) one end, be close to install second control valve (34) on transition pipe (32) of outlet pipe (2) one end.
6. The waste water waste heat utilization device of the acrylonitrile purification system for producing nitrile rubber according to claim 5, which is characterized in that: and a temperature sensor (35) is arranged on the outer wall of one end, close to the water outlet pipe (2), of the cold water pipe (3).
7. The waste water waste heat utilization device of the acrylonitrile purification system for producing nitrile rubber according to claim 6, which is characterized in that: and a controller is arranged at the position, close to the temperature sensor (35), of the cold water pipe (3).
8. The waste water waste heat utilization device of the acrylonitrile purification system for producing nitrile rubber according to claim 7, which is characterized in that: the controller is sensitive to the temperature sensor (35) and controls the first control valve (33) and the second control valve (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022983540.XU CN214095643U (en) | 2020-12-09 | 2020-12-09 | Waste water waste heat utilization device of acrylonitrile rubber production acrylonitrile purification system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022983540.XU CN214095643U (en) | 2020-12-09 | 2020-12-09 | Waste water waste heat utilization device of acrylonitrile rubber production acrylonitrile purification system |
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| CN214095643U true CN214095643U (en) | 2021-08-31 |
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| CN202022983540.XU Active CN214095643U (en) | 2020-12-09 | 2020-12-09 | Waste water waste heat utilization device of acrylonitrile rubber production acrylonitrile purification system |
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