CN218884723U - Cooling water waste heat recovery energy-saving device of thermal power plant - Google Patents
Cooling water waste heat recovery energy-saving device of thermal power plant Download PDFInfo
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- CN218884723U CN218884723U CN202320556952.6U CN202320556952U CN218884723U CN 218884723 U CN218884723 U CN 218884723U CN 202320556952 U CN202320556952 U CN 202320556952U CN 218884723 U CN218884723 U CN 218884723U
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- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
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Abstract
The utility model discloses a cooling water waste heat recovery economizer of steam power plant, relate to cooling water waste heat recovery technical field, including the waste heat recovery subassembly, it includes the waste heat recovery case, the bellows is installed at the back of waste heat recovery case, this scheme is through impurity filter and the heat conduction plate spare of installing additional on the stoving box, when needs carry out waste heat recovery processing to thermal power plant exhaust high temperature cooling water, at first with the help of the inlet tube of installing at impurity filter top, can introduce the inside of stoving box with thermal power plant exhaust high temperature cooling water, when the high temperature cooling water of introducing when impurity filter, through the filter cartridge core and the filter screen fill part of installing additional in impurity filter inside, can play double filtration's effect to the harmful solid particulate matter that contains in the high temperature cooling water, can effectually prevent that impurity such as the particulate matter in the high temperature cooling water from causing the spiral heat pipe jam, can also directly discharge the cooling water after the waste heat recovery.
Description
Technical Field
The utility model relates to a cooling water waste heat recovery technical field, especially a cooling water waste heat recovery economizer of steam power plant.
Background
Contain the harmful solid particle of part in the exhaust high temperature cooling water of steam power plant, be not convenient for directly discharge it, utilize the high-heat cooling water to preheat the steam power plant water after carrying out filtration treatment to it usually, through the loss to the waste heat recovery of high-heat cooling water energy reduction, but current waste heat recovery device for steam power plant is when using, its inside filter assembly is not convenient for dismantle, long-time the back of using, its filter assembly leads to unable normal filtration treatment to the high temperature cooling water because of blockking up easily, therefore, a steam power plant cooling water waste heat recovery economizer is proposed.
SUMMERY OF THE UTILITY MODEL
The present invention has been made in view of the above and/or other problems occurring in the prior art.
Therefore, the utility model aims to solve the problem that how to conveniently carry out the dismouting change operation to the inside filtering component of waste heat recovery device, avoid filtering component to lead to normally carrying out filtration treatment to the high temperature cooling water because of blockking up.
In order to solve the technical problem, the utility model provides a following technical scheme: a waste heat recovery energy-saving device for cooling water of a thermal power plant, which comprises,
the waste heat recovery assembly comprises a waste heat recovery box, the back of the waste heat recovery box is provided with a blast box, one side of the top of the waste heat recovery box is provided with a water inlet mechanism, and one side of the bottom of the waste heat recovery box is also connected with a drainage mechanism;
the waste heat recovery box comprises a drying box body, a heat preservation box door is installed on the front face of the drying box body, a heat conduction plate is installed inside the drying box body, and a drying rack is further arranged on one side, close to the inside of the heat conduction plate, of the drying box body;
the water inlet mechanism comprises an impurity filter, and a water inlet pipe is arranged at the top of the impurity filter;
the impurity filter comprises a shell, a filter cylinder core is arranged in the shell, a retainer ring is arranged on the periphery of the top of the filter cylinder core, an upper end cover is arranged on the top of the shell, and a lower end cover is connected to one end of the shell, which is far away from the upper end cover;
the two ends of the shell are both provided with connecting screw grooves, the middle part of one end of the shell is also provided with a retaining groove, and the retaining groove is matched with the retaining ring structure;
the connecting spiral ring is mounted on the periphery of one end of the upper end cover and one end of the lower end cover, the connecting spiral ring is structurally matched with the connecting spiral groove, the connecting spiral ring is in threaded fit with the connecting spiral groove, and a connecting flange is further mounted at one end, far away from the connecting spiral ring, of the upper end cover.
Based on the technical characteristics: according to the scheme, the filter cartridge core is additionally arranged in the shell, so that the primary filtering effect on solid harmful particles contained in high-temperature cooling water can be achieved;
the filter cartridge core can be limited and connected between the shell and the upper end cover due to the matching of the baffle groove and the baffle ring structure, and the impurity filter can also carry out operations of disassembly, assembly, connection, maintenance and replacement on the filter cartridge core according to the use condition, so that the filter cartridge core can be effectively prevented from being blocked to prevent the high-temperature cooling water from being incapable of being normally filtered;
the connection spiral ring is in threaded fit with the connection spiral groove, so that the impurity filter can be used for dismounting, connecting, maintaining and replacing the upper end cover and the lower end cover according to the use condition;
according to the scheme, the impurity filter and the heat conduction plate are additionally arranged on the drying box body, when waste heat recovery treatment is required to be carried out on high-temperature cooling water discharged by a thermal power plant, firstly, the high-temperature cooling water discharged by the thermal power plant can be introduced into the drying box body by virtue of the water inlet pipe arranged at the top of the impurity filter, and when the introduced high-temperature cooling water passes through the impurity filter, the filter cylinder core and the filter screen bucket part are additionally arranged in the impurity filter, so that a double-filtering effect can be realized on solid harmful particles contained in the high-temperature cooling water, the cooling water after waste heat recovery can be directly discharged while the spiral heat conduction pipe is effectively prevented from being blocked by impurities such as the particles in the high-temperature cooling water;
this scheme is through install blast box and heat conduction plate spare additional on the stoving box, when needs carry out waste heat recovery processing to thermal power plant exhaust high temperature cooling water, at first with the help of the inlet tube of installing at impurity filter top, can introduce the inside spiral heat pipe of installing additional of heat conduction plate spare with thermal power plant exhaust high temperature cooling water, because of the cooperation of contact between spiral heat pipe and the metal heat conduction net, can derive the heat in the high temperature cooling water with the form of dispersion, the blast box can blow the processing to heat conduction plate spare under the circumstances of circular telegram, the cold wind that the blast box blew off can take away spiral heat pipe, the heat on metal heat conduction net surface, thereby realize the heat exchange to thermal power plant exhaust high temperature cooling water, the article of putting on can putting to the stoving frame that obtains through the heat exchange heat, thereby reach the purpose to thermal power plant exhaust high temperature cooling water waste heat recovery.
As a preferred scheme of the cooling water waste heat recovery economizer of steam power plant, wherein: connecting pipe openings are formed in the two ends of the drying box body, a drying groove is formed in the front face of the drying box body, and two groups of limiting sliding grooves are further formed in the two sides of the inner wall of the drying groove.
Based on the technical characteristics: this scheme can put up the spacing inside of installing at the stoving box with heat conduction plate spare and stoving through two sets of spacing spouts that set up in stoving inslot wall both sides.
As a preferred scheme of the cooling water waste heat recovery economizer of steam power plant, wherein: the heat conduction plate comprises a metal plate frame, metal heat conduction nets are arranged on two sides of the metal plate frame, spiral heat conduction pipes are further mounted inside the metal plate frame, and the spiral heat conduction pipes are in contact fit with the metal heat conduction nets.
Based on the technical characteristics: because of the contact fit between the spiral heat conduction pipe and the metal heat conduction net, the heat in the high-temperature cooling water can be led out in a dispersed mode.
As a preferred scheme of the cooling water waste heat recovery economizer of steam power plant, wherein: two groups of limiting plates are installed on the two sides of the metal plate frame and the drying box body, the limiting plates are structurally matched with the limiting sliding grooves, a plurality of groups of idler wheels are further arranged in the middle of one side of each limiting plate, and the idler wheels are in rolling contact with the limiting sliding grooves.
Based on the technical characteristics: because of limiting plate and spacing spout structure phase-match, and be rolling contact between gyro wheel and the spacing spout, the stoving box can carry out the dismouting to heat conduction plate and stoving frame according to in service behavior and connect and maintain the change in the time, can also avoid heat conduction plate and stoving frame to appear blocking the condition of pause at the in-process that the inside slip pull of stoving box was adjusted.
As a preferred scheme of the cooling water waste heat recovery economizer of steam power plant, wherein: the filter screen bucket is installed in the inner cavity of the lower end cover, a discharge pipe is further arranged at one end, far away from the connecting flange, of the lower end cover, the discharge pipe is structurally matched with the connecting pipe orifice, and the discharge pipe is fixedly connected with the water inlet of the spiral heat conducting pipe.
Based on the technical characteristics: this scheme is through the filter screen fill of installation in the lower end cover inner chamber, can play secondary filter's effect to the solid harmful particle thing that contains in the high temperature cooling water.
The utility model discloses beneficial effect does: this scheme is through connecting the spiro union and connecting the spiral groove structure, and impurity filter can carry out dismouting connection and maintenance change to upper end cover, lower end cover according to the in service behavior, and cooperation retaining groove and retaining ring structure can be with the spacing connection of filter cartridge core when between casing and upper end cover, can also carry out the operation of dismouting connection and maintenance change to it according to the in service behavior of filter cartridge core, can effectually prevent that the filter cartridge core from leading to unable normal carrying out filtration treatment to high temperature cooling water because of blockking up.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor. Wherein:
fig. 1 is an overall configuration diagram of a cooling water waste heat recovery energy-saving device in a thermal power plant in example 1.
Fig. 2 is a schematic diagram showing a split of a waste heat recovery tank of the waste heat recovery energy-saving device for cooling water of a thermal power plant in example 2.
Fig. 3 is a schematic structural view of a heat conduction plate of the cooling water waste heat recovery energy-saving device of the thermal power plant in example 2.
Fig. 4 is a schematic diagram showing a water inlet mechanism of the waste heat recovery energy-saving device for cooling water of the thermal power plant in example 2.
FIG. 5 is a schematic diagram showing a split impurity filter of the waste heat recovery energy-saving device for cooling water of a thermal power plant in example 3.
In the drawings, the components represented by the respective reference numerals are listed below:
100. a waste heat recovery assembly; 101. a waste heat recovery tank; 101a, drying the box body; 101a-1, connecting pipe orifices; 101a-2 and a drying groove; 101a-3 and a limit chute; 101b, a heat preservation box door; 101c, a heat conducting plate; 101c-1, a metal plate frame; 101c-1a and a limiting plate; 101c-1b, a roller; 101c-2, a metal heat conducting net; 101c-3, a spiral heat conduction pipe; 101d, a drying rack; 102. a blast box; 103. a water inlet mechanism; 103a, an impurity filter; 103a-1, a shell; 103a-1a, a connecting screw groove; 103a-1b, a baffle groove; 103a-2, a filter cartridge; 103a-2a, a retaining ring; 103a-3, an upper end cover; 103a-3a, a connecting spiro ring; 103a-3b, a connecting flange; 103a-4, a lower end cover; 103a-4a, a filter screen bucket; 103a-4b, a discharge pipe; 103b, a water inlet pipe; 104. a drainage mechanism.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanying the present invention are described in detail below with reference to the accompanying drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Furthermore, the references herein to "one embodiment" or "an embodiment" refer to a particular feature, structure, or characteristic that may be included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
the waste heat recovery assembly 100 comprises a waste heat recovery tank 101, a blast tank 102 is mounted at the back of the waste heat recovery tank 101, a water inlet mechanism 103 is arranged on one side of the top of the waste heat recovery tank 101, and a drainage mechanism 104 is connected to one side of the bottom of the waste heat recovery tank 101;
the waste heat recovery box 101 comprises a drying box body 101a, a heat preservation box door 101b is installed on the front face of the drying box body 101a, a heat conduction plate 101c is installed inside the drying box body 101a, and a drying rack 101d is further arranged on one side, close to the inside of the heat conduction plate 101c, of the drying box body 101 a;
the water inlet mechanism 103 comprises an impurity filter 103a, a water inlet pipe 103b is installed at the top of the impurity filter 103a, according to the scheme, the impurity filter 103a and the heat conduction plate 101c which are additionally installed on the drying box 101a are adopted, when waste heat recovery treatment is required to be carried out on high-temperature cooling water discharged by a thermal power plant, firstly, the high-temperature cooling water discharged by the thermal power plant can be introduced into the drying box 101a by virtue of the water inlet pipe 103b installed at the top of the impurity filter 103a, when the introduced high-temperature cooling water passes through the impurity filter 103a, a filter cylinder core 103a-2 and a filter screen bucket 103a-4a part which are additionally installed in the impurity filter 103a can play a role of double filtration on solid harmful particles contained in the high-temperature cooling water, so that the cooling water after waste heat recovery can be directly discharged while impurities such as the particles in the high-temperature cooling water are effectively prevented from blocking the spiral heat conduction pipe 101 c-3;
according to the scheme, the blast box 102 and the heat conducting plate 101c are additionally arranged on the drying box body 101a, when waste heat recovery treatment is required to be carried out on high-temperature cooling water discharged by a thermal power plant, firstly, the high-temperature cooling water discharged by the thermal power plant can be introduced into the spiral heat conducting pipe 101c-3 additionally arranged in the heat conducting plate 101c by means of the water inlet pipe 103b arranged at the top of the impurity filter 103a, heat in the high-temperature cooling water can be led out in a dispersed mode due to contact fit between the spiral heat conducting pipe 101c-3 and the metal heat conducting net 101c-2, the blast box 102 can carry out blowing treatment on the heat conducting plate 101c under the electrified condition, and cool air blown out by the blast box 102 can take away heat on the surfaces of the spiral heat conducting pipe 101c-3 and the metal heat conducting net 101c-2, so that heat exchange of the high-temperature cooling water discharged by the thermal power plant is realized, and hot air obtained through heat exchange can carry out drying and heating treatment on articles placed on the drying rack 101d, and the purpose of waste heat recovery of the high-temperature cooling water discharged by the thermal power plant is achieved.
Example 2 referring to fig. 2-4, a second embodiment of the present invention, which is different from the first embodiment, is: the two ends of the drying box body 101a are respectively provided with a connecting pipe orifice 101a-1, the front surface of the drying box body 101a is provided with a drying groove 101a-2, two sides of the inner wall of the drying groove 101a-2 are also provided with two groups of limiting sliding grooves 101a-3, and the heat-conducting plate 101c and the drying frame 101d can be installed inside the drying box body 101a in a limiting way through the two groups of limiting sliding grooves 101a-3 arranged on the two sides of the inner wall of the drying groove 101 a-2.
The heat conducting plate 101c comprises a metal plate frame 101c-1, metal heat conducting nets 101c-2 are arranged on two sides of the metal plate frame 101c-1, spiral heat conducting pipes 101c-3 are further mounted inside the metal plate frame 101c-1, the spiral heat conducting pipes 101c-3 are in contact fit with the metal heat conducting nets 101c-2, and heat in high-temperature cooling water can be led out in a dispersed mode due to the fact that the spiral heat conducting pipes 101c-3 are in contact fit with the metal heat conducting nets 101 c-2.
Two groups of limiting plates 101c-1a are respectively arranged on two sides of the metal plate frame 101c-1 and the drying box body 101a, the limiting plates 101c-1a are structurally matched with the limiting chutes 101a-3, the middle parts of one sides of the limiting plates 101c-1a are also provided with a plurality of groups of rollers 101c-1b, the rollers 101c-1b are in rolling contact with the limiting chutes 101a-3, and the drying box body 101a can be used for dismounting, connecting, maintaining and replacing the heat conduction plate 101c and the drying rack 101d according to the use condition and simultaneously can avoid the blockage of the heat conduction plate 101c and the drying rack 101d in the sliding, pulling and adjusting process in the drying box body 101a when the heat conduction plate 101c and the drying rack 101d are dismounted and replaced.
The two ends of the shell 103a-1 are both provided with connecting screw grooves 103a-1a, the middle part of one end of the shell 103a-1 is also provided with a baffle groove 103a-1b, the baffle groove 103a-1b is structurally matched with a baffle ring 103a-2a, the filter cartridge core 103a-2 can be connected between the shell 103a-1 and the upper end cover 103a-3 in a limiting way due to the structural matching of the baffle groove 103a-1b and the baffle ring 103a-2a, and the impurity filter 103a can also carry out operations of disassembly, assembly, connection, maintenance and replacement on the filter cartridge core 103a-2 according to the use condition, so that the filter cartridge core 103a-2 can be effectively prevented from being blocked to normally carry out filtration treatment on high-temperature cooling water.
The periphery of one end of the upper end cover 103a-3 and one end of the lower end cover 103a-4 are respectively provided with a connecting spiral ring 103a-3a, the connecting spiral ring 103a-3a is structurally matched with the connecting spiral groove 103a-1a, the connecting spiral ring 103a-3a is in threaded fit with the connecting spiral groove 103a-1a, one end of the upper end cover 103a-3 far away from the connecting spiral ring 103a-3a is also provided with a connecting flange 103a-3b, and the impurity filter 103a can be used for dismounting, connecting, maintaining and replacing the upper end cover 103a-3 and the lower end cover 103a-4 according to the using condition due to the fact that the connecting spiral ring 103a-3a is in threaded fit with the connecting spiral groove 103a-1 a.
The inner cavity of the lower end cover 103a-4 is internally provided with a filter screen bucket 103a-4a, one end of the lower end cover 103a-4, which is far away from the connecting flange 103a-3b, is also provided with a discharge pipe 103a-4b, the discharge pipe 103a-4b is structurally matched with the connecting pipe port 101a-1, the discharge pipe 103a-4b is fixedly connected with the water inlet of the spiral heat conducting pipe 101c-3, and the filter screen bucket 103a-4a arranged in the inner cavity of the lower end cover 103a-4 can play a role in secondary filtration of solid harmful particles contained in high-temperature cooling water.
It should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.
Claims (5)
1. The utility model provides a cooling water waste heat recovery economizer of steam power plant which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
the waste heat recovery assembly (100) comprises a waste heat recovery tank (101), a blast tank (102) is installed at the back of the waste heat recovery tank (101), a water inlet mechanism (103) is arranged on one side of the top of the waste heat recovery tank (101), and a drainage mechanism (104) is connected to one side of the bottom of the waste heat recovery tank (101);
the waste heat recovery box (101) comprises a drying box body (101 a), a heat preservation box door (101 b) is installed on the front face of the drying box body (101 a), a heat conduction plate (101 c) is installed inside the drying box body (101 a), and a drying rack (101 d) is further arranged on one side, close to the inside of the heat conduction plate (101 c), of the drying box body (101 a);
the water inlet mechanism (103) comprises an impurity filter (103 a), and a water inlet pipe (103 b) is mounted at the top of the impurity filter (103 a);
the impurity filter (103 a) comprises a shell (103 a-1), a filter cylinder core (103 a-2) is installed inside the shell (103 a-1), a retainer ring (103 a-2 a) is installed on the periphery of the top of the filter cylinder core (103 a-2), an upper end cover (103 a-3) is arranged on the top of the shell (103 a-1), and a lower end cover (103 a-4) is further connected to one end, far away from the upper end cover (103 a-3), of the shell (103 a-1);
both ends of the shell (103 a-1) are provided with connecting screw grooves (103 a-1 a), the middle part of one end of the shell (103 a-1) is also provided with a baffle groove (103 a-1 b), and the baffle groove (103 a-1 b) is structurally matched with the retainer ring (103 a-2 a);
connection spiral rings (103 a-3 a) are arranged on the peripheries of one ends of the upper end cover (103 a-3) and the lower end cover (103 a-4), the connection spiral rings (103 a-3 a) are structurally matched with the connection spiral grooves (103 a-1 a), the connection spiral rings (103 a-3 a) are in threaded fit with the connection spiral grooves (103 a-1 a), and connecting flanges (103 a-3 b) are further arranged on one ends, far away from the connection spiral rings (103 a-3 a), of the upper end cover (103 a-3).
2. The waste heat recovery energy-saving device for the cooling water of the thermal power plant as claimed in claim 1, characterized in that: both ends of the drying box body (101 a) are provided with connecting pipe orifices (101 a-1), the front surface of the drying box body (101 a) is provided with a drying groove (101 a-2), and two groups of limiting sliding grooves (101 a-3) are further arranged on both sides of the inner wall of the drying groove (101 a-2).
3. The waste heat recovery energy-saving device for the cooling water of the thermal power plant as claimed in claim 2, characterized in that: the heat conduction plate (101 c) comprises a metal plate frame (101 c-1), metal heat conduction nets (101 c-2) are arranged on two sides of the metal plate frame (101 c-1), spiral heat conduction pipes (101 c-3) are further mounted inside the metal plate frame (101 c-1), and the spiral heat conduction pipes (101 c-3) are in contact fit with the metal heat conduction nets (101 c-2).
4. The waste heat recovery energy-saving device for the cooling water of the thermal power plant as claimed in claim 3, characterized in that: two groups of limiting plates (101 c-1 a) are arranged on two sides of the metal plate frame (101 c-1) and the drying box body (101 a), the limiting plates (101 c-1 a) are structurally matched with the limiting sliding grooves (101 a-3), a plurality of groups of rollers (101 c-1 b) are further arranged in the middle of one side of each limiting plate (101 c-1 a), and the rollers (101 c-1 b) are in rolling contact with the limiting sliding grooves (101 a-3).
5. The waste heat recovery energy-saving device for the cooling water of the thermal power plant as claimed in claim 4, characterized in that: a filter screen bucket (103 a-4 a) is installed in an inner cavity of the lower end cover (103 a-4), a discharge pipe (103 a-4 b) is further arranged at one end, away from the connecting flange (103 a-3 b), of the lower end cover (103 a-4), the discharge pipe (103 a-4 b) is structurally matched with the connecting pipe orifice (101 a-1), and the discharge pipe (103 a-4 b) is fixedly connected with a water inlet of the spiral heat conduction pipe (101 c-3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320556952.6U CN218884723U (en) | 2023-03-21 | 2023-03-21 | Cooling water waste heat recovery energy-saving device of thermal power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320556952.6U CN218884723U (en) | 2023-03-21 | 2023-03-21 | Cooling water waste heat recovery energy-saving device of thermal power plant |
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| Publication Number | Publication Date |
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| CN218884723U true CN218884723U (en) | 2023-04-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202320556952.6U Active CN218884723U (en) | 2023-03-21 | 2023-03-21 | Cooling water waste heat recovery energy-saving device of thermal power plant |
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| CN (1) | CN218884723U (en) |
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- 2023-03-21 CN CN202320556952.6U patent/CN218884723U/en active Active
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