CN214223862U - Condenser, dry quenching waste heat power generation device and descaling system - Google Patents
Condenser, dry quenching waste heat power generation device and descaling system Download PDFInfo
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- CN214223862U CN214223862U CN202023016966.4U CN202023016966U CN214223862U CN 214223862 U CN214223862 U CN 214223862U CN 202023016966 U CN202023016966 U CN 202023016966U CN 214223862 U CN214223862 U CN 214223862U
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Abstract
The embodiment of the disclosure provides a condenser, a dry quenching waste heat power generation device and a descaling system. The descaling system includes the suction well, water pump, condenser that are the closed loop and connect gradually through the pipeline to and the cooling tower, wherein: a primary filter screen is fixedly arranged at the water inlet of the water pump; a secondary filter screen is fixedly arranged at a water inlet of the condenser, the condenser comprises a plurality of heat exchange tubes, and a spiral link extending along the length direction of each heat exchange tube is arranged in each heat exchange tube; circulating water is pumped out from the water well and then enters the cooling tower after sequentially passing through a plurality of heat exchange tubes in the water pump and the condenser.
Description
Technical Field
The utility model relates to a dry quenching waste heat power generation technical field, in particular to condenser, dry quenching waste heat power generation facility and descaling system.
Background
The scale problem of a condenser in the dry quenching waste heat power generation device can seriously affect the heat exchange effect, so that the energy consumption is increased, and the shutdown and cleaning are required when the energy consumption is serious. At present, a rubber ball cleaning method and a chemical cleaning method are used for removing scale in a condenser. The rubber ball cleaning method cannot realize all-weather cleaning, scale is difficult to remove, and pipelines are easy to block; the chemical cleaning method needs to use an acid solution to clean the pipeline, and can corrode the inner wall of the heat exchange pipe. Therefore, how to realize the efficient and safe removal of the water scale in the condenser is a technical problem to be solved urgently at present.
SUMMERY OF THE UTILITY MODEL
The embodiment of the disclosure provides a condenser, a dry quenching waste heat power generation device and a descaling system, so as to improve the descaling effect on a heat exchange tube of the condenser.
According to an aspect of the embodiment of the present disclosure, a descaling system is provided, including the suction well, the water pump, the condenser that are connected gradually through the pipeline in a closed loop, and the cooling tower, wherein:
a primary filter screen is fixedly arranged at the water inlet of the water pump;
a secondary filter screen is fixedly arranged at a water inlet of the condenser, the condenser comprises a plurality of heat exchange tubes, and a spiral link extending along the length direction of each heat exchange tube is arranged in each heat exchange tube;
circulating water is pumped out from the water well and then enters the cooling tower after sequentially passing through a plurality of heat exchange tubes in the water pump and the condenser.
According to another aspect of the embodiment of the present disclosure, a condenser is provided, a secondary filter screen is fixedly arranged at a water inlet of the condenser, the condenser comprises a plurality of heat exchange tubes, and a spiral band extending along the length direction of each heat exchange tube is installed in each heat exchange tube.
In some embodiments, the spiral ligament comprises a support, a ligament body, a connecting joint, a rotating shaft and a bearing, wherein the support is fixedly connected with one end of the heat exchange tube, one end of the ligament body is fixedly connected with the connecting joint, one end of the connecting joint far away from the ligament body is fixedly connected with the rotating shaft, and the rotating shaft is rotatably connected with the support through the bearing.
In some embodiments, the rotating shaft is threadedly coupled to a counter nut at an end of the bracket remote from the connecting joint, the counter nut abutting the bracket.
In some embodiments, the ligament body has a serrated edge.
In some embodiments, the bracket is fixed to one end of the heat exchange tube in a clamping manner.
In some embodiments, the ligament body is made of plastic, and the bracket is made of the same material as the heat exchange tube.
According to another aspect of the disclosed embodiment, a dry quenching waste heat power generation device is provided, which comprises the condenser according to any one of the above items.
Adopt this above-mentioned embodiment of this disclosure, the condenser includes many heat exchange tubes, install a spiral link that extends along the length direction of heat exchange tube in every heat exchange tube, the circulating water is when getting into the heat exchange tube, the circulating water drives the spiral link and rotates in the flow of heat exchange tube, the spiral link rotates and drives the inner wall that the circulating water washed away the heat exchange tube, in order to realize descaling the heat exchange tube, need not to add chemical, the corruption of using acid solution to heat exchange tube inner wall production has been avoided, and adopt the spiral link can realize cleaing away the all weather of incrustation scale in the heat exchange tube, need not to shut down, the pipeline blocking condition has been reduced, the scale removal effect has been improved.
Of course, not all advantages described above need to be achieved at the same time by a product or method that implements any embodiment of the disclosure.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present disclosure or the related art, the drawings used in the description of the embodiments of the present disclosure or the related art are briefly introduced below. It is to be understood that the drawings in the following description are merely exemplary of the disclosure, and that other drawings may be derived from those drawings by one of ordinary skill in the art without the exercise of inventive faculty.
FIG. 1 is a schematic view of a descaling system according to some embodiments of the present disclosure;
FIG. 2 is a schematic view of the installation of the helical ligament of some embodiments of the present disclosure.
Detailed Description
The technical solutions in the embodiments of the present disclosure will be clearly and completely described below with reference to the drawings in the embodiments of the present disclosure, and it is obvious that the described embodiments are only a part of the embodiments of the present disclosure, and not all of the embodiments. All other embodiments, which can be derived by one of ordinary skill in the art from the embodiments disclosed herein without making any creative effort, shall fall within the scope of protection of the present disclosure.
In order to improve the descaling effect on a heat exchange tube of a condenser, the embodiment of the disclosure provides a condenser, a dry quenching waste heat power generation device and a descaling system.
As shown in fig. 1-2, some embodiments of the present disclosure provide a descaling system including: the system comprises a water absorption well 1, a water pump 2, a condenser 3 and a cooling tower 4 which are sequentially connected in a closed loop through pipelines; a primary filter screen (not shown in the figure) is fixedly arranged at a water inlet of the water pump 2, a secondary filter screen 5 is fixedly arranged at a water inlet of the condenser 3, the condenser comprises a plurality of heat exchange tubes, a spiral tie 7 extending along the length direction of each heat exchange tube is arranged in each heat exchange tube, the water pump 2 is used for pumping circulating water out of the water suction well 1, so that the circulating water sequentially passes through the primary filter screen and the secondary filter screen 5 into a plurality of heat exchange tubes 6 in the condenser 3 in the water suction well 1, the circulating water is descaled by the heat exchange tubes 6 through the rotation of the spiral ties 7 in the heat exchange tubes 6, and the circulating water enters the cooling tower 4 from the heat exchange tubes 6.
The type of the pipeline connecting the suction well 1, the water pump 2, the condenser 3, and the cooling tower 4 in this order is not particularly limited.
In addition, the fixed mode that sets up a filter screen can have the multiple in the water inlet of water pump 2 is fixed, for example: bolt fastening, etc., and is not particularly limited herein. In order to avoid the blockage of the heat exchange tube 6 caused by the impurities in the circulating water entering the heat exchange tube 6, a primary filter screen can be fixedly arranged at the water inlet of the water pump 2, and a secondary filter screen 5 is fixedly arranged at the water inlet of the condenser 3, so that the primary filter screen and the secondary filter screen 5 filter the dirt in the circulating water, and the descaling efficiency is improved.
In order to improve the filtering effect, the primary filter screen and the secondary filter screen 5 can be formed by overlapping multiple layers of filter screen sheets, the mesh number of the filter screen sheets can be determined based on the size of dirt particles of circulating water, and the mesh number of the primary filter screen can be smaller than that of the secondary filter screen 5 and can also be the same as that of the secondary filter screen 5. In addition, the material of the mesh sheet can be various, for example: stainless steel, etc., and is not particularly limited herein.
In the implementation manners of some embodiments of the present disclosure, the circulating water can perform heat exchange and temperature reduction on the condenser 3, and simultaneously, the heat exchange tube 6 is descaled by using the spiral band 7 in the heat exchange tube 6. Illustratively, in order to improve the heat exchange efficiency, a plurality of heat exchange tubes 6 can be fixed in a condenser 3 at equal intervals, both ends of the condenser 3 are respectively provided with a water inlet and a water outlet for circulating water to enter and exit, the circulating water enters the plurality of heat exchange tubes 6 in the condenser 3 through the water inlet, the circulating water is discharged through the water outlet of the condenser 3 through the plurality of heat exchange tubes 6, the circulating water is used for carrying out heat exchange and temperature reduction on the condenser 3, when the circulating water enters the heat exchange tubes 6, the circulating water flows in the heat exchange tubes 6 and drives the spiral band 7 to rotate, the spiral band 7 rotates to drive the circulating water to wash the inner wall of the heat exchange tubes 6, so as to realize descaling on the heat exchange tubes 6, chemical agents are not required to be added, the corrosion of the inner wall of the heat exchange tubes by using acidic solutions is avoided, and the spiral band 7 can realize all-weather removal of scales in the heat exchange tubes 6, the machine does not need to be stopped, the blockage of the pipeline is reduced, and the descaling effect is improved. The water inlet and the water outlet of the condenser 3 can be provided with valves, and the valve types of the valves can be various, such as ball valves or gate valves.
As shown in fig. 2, in the condenser provided by some embodiments of the present disclosure, a secondary filter screen 5 is fixedly disposed at a water inlet of the condenser 3, the condenser 3 includes a plurality of heat exchange tubes 6, and a spiral band 7 extending along a length direction of each heat exchange tube 6 is installed in each heat exchange tube 6.
In the implementation manner of some embodiments of the present disclosure, the circulating water can exchange heat and cool the condenser 3, when the circulating water enters the heat exchange tube 6, the circulating water flows in the heat exchange tube 6, and simultaneously drives the spiral tie 7 to rotate, the spiral tie 7 rotates to drive the circulating water to wash away the inner wall of the heat exchange tube 6, so that the self-descaling of the heat exchange tube 6 can be realized, no chemical agent needs to be added, the corrosion of the inner wall of the heat exchange tube 6 caused by the use of an acidic solution is avoided, and the spiral tie 7 can be adopted to realize all-weather removal of scales in the heat exchange tube 6, and no shutdown is needed, thereby reducing the condition of pipeline blockage and improving the descaling effect.
In the implementation manner of some embodiments of the present disclosure, the spiral tie 7 includes a support 71, a tie body 72, a connecting joint 73, a rotating shaft 74 and a bearing, the support 71 is fixedly connected to one end of the heat exchanging pipe 6, one end of the tie body 72 is fixedly connected to the connecting joint 73, one end of the connecting joint 73 away from the tie body 72 is fixedly connected to the rotating shaft 74, and the rotating shaft 74 is rotatably connected to the support 71 through the bearing.
In order to facilitate the installation and replacement of the ligament body 72, the ligament body 72 and the connection ring 73 may be detachably connected, for example, fixed by a bayonet lock. The connecting ring 73 is fixedly connected with the support 71, so that the support 71 can provide support for the tie body 72 through the connecting ring 73, when circulating water enters the heat exchange tube 6, the spiral tie 7 can rotate around the axial lead direction of the heat exchange tube 6 through the flowing of the circulating water, the spiral tie 7 swings at a small amplitude and high frequency by taking the joint with the heat exchange tube 6 as a fulcrum while rotating, and therefore, the self-descaling of the heat exchange tube 6 can be realized by utilizing the scouring of the circulating water without stopping the machine, the blocking condition of a pipeline is reduced, and the descaling effect of the heat exchange tube 6 is improved.
In addition, in order to further improve the self-descaling efficiency of the heat exchange tube 6, the edge of the tie body 72 can be arranged in a zigzag manner, so that after circulating water enters the heat exchange tube 6, the tie body 72 can increase the turbulence intensity of the circulating water in the heat exchange tube 6, and further, the flushing of the circulating water to the people exchange tube 6 can be increased besides the heat exchange effect of the circulating water is enhanced, so that the descaling efficiency is improved.
The ligament body 72 is made of plastic, and the bracket 71 is made of the same material as the heat exchange tube 6. When the plastic tie body swings in the heat exchange tube 6 in a small amplitude, the inner wall of the heat exchange tube 6 cannot be damaged, and the plastic tie body is not easy to rust in circulating water and the like, so that the plastic tie body is not required to be frequently replaced. Considering that there may be a risk of osmotic corrosion of carbon elements when parts of different materials are in contact with each other for a long period of time, such as parts of carbon-containing materials and parts of carbon-free materials, the material of the bracket 71 may be set to be the same as that of the heat exchange tube 6, so that corrosion of the bracket 71 to the heat exchange tube 6 may be prevented. In addition, the material of the bracket 71 is the same as that of the heat exchange tube 6, so that the bracket 71 can provide enough supporting force for the tie body 72, and the bracket 71 can be mounted on the heat exchange tube 6 without damaging the heat exchange tube 6 due to collision.
In some embodiments of the present disclosure, the rotating shaft 74 is threadedly coupled to a reverse nut 75 at an end of the bracket 71 away from the connecting joint 73, and the reverse nut 75 abuts against the bracket 71.
For example, in order to prevent the rotation shaft 74 from loosening during a long period of rotation, the rotation shaft 74 may be threadedly coupled to a reverse nut 75 at an end of the bracket 71 away from the connection joint 73, that is, the rotation shaft 74 is a rotation shaft having a thread at one end thereof, so that the rotation shaft 74 may be rotatably coupled to the bracket 71 through a bearing, and simultaneously, the end of the bracket 71 away from the connection joint 73 may be threadedly coupled to the reverse nut 75, and the reverse nut 75 may be disposed in contact with the bracket 71, so that the rotation shaft 74 may be continuously fastened during the rotation, thereby preventing the loosening.
Some embodiments of the present disclosure provide a dry quenching waste heat power generation device, including any one of the above condensers.
The condenser comprises a plurality of heat exchange tubes 6, a spiral band 7 extending along the length direction of each heat exchange tube 6 is installed in each heat exchange tube 6, when circulating water enters the heat exchange tubes 6, the circulating water flows in the heat exchange tubes 6 and drives the spiral band 7 to rotate, the spiral band 7 rotates to drive the circulating water to scour the inner walls of the heat exchange tubes 6, and by means of the scouring of the circulating water and the bidirectional reaction force of water flow advancing in a spiral line shape of a band body, no external power is needed, the self-descaling of the heat exchange tubes 6 can be realized, and the descaling efficiency is improved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
All the embodiments in the present specification are described in a related manner, and the same and similar parts among the embodiments may be referred to each other, and each embodiment focuses on the differences from the other embodiments.
The above description is only for the preferred embodiment of the present disclosure, and is not intended to limit the scope of the present disclosure. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present disclosure are included in the scope of protection of the present disclosure.
Claims (8)
1. The utility model provides a scale removal system for carry out the scale removal to dry coke quenching waste heat power generation device's condenser, its characterized in that includes and is closed loop water absorption well, water pump, the condenser that connects gradually through the pipeline to and the cooling tower, wherein:
a primary filter screen is fixedly arranged at the water inlet of the water pump;
a secondary filter screen is fixedly arranged at a water inlet of the condenser, the condenser comprises a plurality of heat exchange tubes, and a spiral link extending along the length direction of each heat exchange tube is arranged in each heat exchange tube;
circulating water is pumped out from the water well and then enters the cooling tower after sequentially passing through a plurality of heat exchange tubes in the water pump and the condenser.
2. The utility model provides a condenser, its characterized in that, the fixed secondary filter screen that is provided with of water inlet of condenser, condenser includes many heat exchange tubes, and every heat exchange tube is interior to install one and is followed the spiral tie that the length direction of heat exchange tube extends.
3. The condenser of claim 2, wherein the spiral tie comprises a support, a tie body, a connecting joint, a rotating shaft and a bearing, the support is fixedly connected with one end of the heat exchange tube, one end of the tie body is fixedly connected with the connecting joint, one end of the connecting joint far away from the tie body is fixedly connected with the rotating shaft, and the rotating shaft is rotatably connected with the support through the bearing.
4. The condenser of claim 3, wherein the rotating shaft is in threaded connection with a reverse nut at an end of the bracket away from the connecting joint, and the reverse nut abuts against the bracket.
5. The condenser of any one of claims 2-4, wherein the edge of the ligament body is serrated.
6. The condenser of claim 3 or 4, wherein the bracket is fixed to one end of the heat exchange tube in a clamping manner.
7. The condenser of claim 3 or 4, wherein the ligament body is made of plastic, and the bracket is made of the same material as the heat exchange tube.
8. A dry quenching waste heat power generation device, characterized by comprising a condenser according to any one of claims 2 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023016966.4U CN214223862U (en) | 2020-12-15 | 2020-12-15 | Condenser, dry quenching waste heat power generation device and descaling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023016966.4U CN214223862U (en) | 2020-12-15 | 2020-12-15 | Condenser, dry quenching waste heat power generation device and descaling system |
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| Publication Number | Publication Date |
|---|---|
| CN214223862U true CN214223862U (en) | 2021-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202023016966.4U Active CN214223862U (en) | 2020-12-15 | 2020-12-15 | Condenser, dry quenching waste heat power generation device and descaling system |
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|---|---|
| CN (1) | CN214223862U (en) |
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