CN213334337U

CN213334337U - Steam waste heat recovery device for thermal power generation

Info

Publication number: CN213334337U
Application number: CN202021972861.3U
Authority: CN
Inventors: 唐文静
Original assignee: China Construction Investment Co ltd
Current assignee: China Construction Investment Co ltd
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2021-06-01
Anticipated expiration: 2030-09-10

Abstract

The utility model relates to an industry waste heat recovery technical field specifically is a steam waste heat recovery device for thermal power, including power generation equipment and water pump, the water inlet has been seted up in power generation equipment's left side, the gas outlet has been seted up to power generation equipment's upside, the upside fixed mounting of gas outlet has the heat conduction mouth, and the outside fixed mounting of heat conduction mouth has first sleeve, first telescopic outside fixedly connected with inlet tube, and the other end of inlet tube is external to have external water pipe, power generation equipment's upside fixed mounting has the water pump, and the output fixedly connected with inlet tube of water pump, the outside of water inlet is provided with the second sleeve, the input fixedly connected with outlet pipe of water pump. The utility model discloses be provided with first sleeve and second sleeve, realize being provided with slider and brush ring to steam waste heat butt joint utilization, improve the user to the utilization efficiency of steam.

Description

Steam waste heat recovery device for thermal power generation

Technical Field

The utility model relates to an industry waste heat recovery technical field specifically is a steam waste heat recovery device for thermal power.

Background

In order to guarantee continuous supply of energy sources and further supply energy by adopting power generation modes such as wind power and thermal power, most of existing thermal power generation equipment do not pay attention to waste heat carried by discharged steam in a boiler, the waste heat is discharged to cause a large amount of heat, the cost of thermal power gas-liquid is increased, and the steam waste heat recovery device for thermal power generation is not consistent with an energy-saving modernization idea.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a steam waste heat recovery device for thermal power to what put forward among the above-mentioned background art does not attach attention to the problem that discharges out the waste heat that steam carried in the boiler.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a steam waste heat recovery device for thermal power, includes power generation equipment and water pump, the water inlet has been seted up in power generation equipment's left side, the gas outlet has been seted up to power generation equipment's upside, the upside fixed mounting of gas outlet has the heat conduction mouth, and the outside fixed mounting of heat conduction mouth has first sleeve, first telescopic outside fixedly connected with inlet tube, and the other end of inlet tube is external to have external water pipe, power generation equipment's upside fixed mounting has the water pump, and the output fixedly connected with inlet tube of water pump, the outside of water inlet is provided with the second sleeve, the input fixedly connected with outlet pipe of water pump, and the outlet pipe runs through the power generation equipment inner wall and extend to the telescopic inside of second, the other end of outlet pipe extends to the first telescopic outside, the telescopic inside of second is provided.

Preferably, a separation cavity is arranged in the inner wall of the heat conducting port, and the separation cavity is set to be in a vacuum state.

Preferably, the inner wall of the heat conduction port is fixedly connected with a metal copper plate, the metal copper plate is arranged on the left side and the right side of the inner wall of the heat conduction port, and the longitudinal section of the metal copper plate is of an arc-shaped structure.

Preferably, the left end and the right end of the upper side of the heat conducting port are fixedly connected with baffle plates, and the longitudinal sections of the baffle plates are of inclined structures.

Preferably, the inside fixedly connected with fixed plate of heat conduction mouth, and the inside of fixed plate has seted up the preformed hole, the preformed hole is the inside of annular array structure distribution at the fixed plate, the upside of preformed hole is connected with the axis of rotation through the bearing, and the upside fixed mounting of axis of rotation has the impeller, the inner wall fixedly connected with spout of heat conduction mouth, and the inside of spout all inserts and is equipped with the slider, one side that the slider is close to each other is connected through the impeller.

Preferably, first telescopic inside is provided with two sets of montants, and the upside fixedly connected with brush ring of montant, and is two sets of first sleeve inner wall fixedly connected with connecting block is run through to the bottom of montant, and the outside festival of connecting block has seted up the external screw thread, the hole has been seted up to first telescopic bottom, and the inner wall of hole has seted up the internal thread, the bottom fixedly connected with knob of connecting block, and the vertical section of knob sets up to V type structure.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages that the first sleeve and the second sleeve are arranged, the heat in the steam generated in the gas outlet is conveyed to the left side of the device, the butt joint utilization of the steam waste heat is realized, the input water in the water inlet is preheated, the loss of the thermal power generation energy is improved, and the heat utilization rate of the steam system is further improved;

through being provided with slider and brush ring, in the use, steam drives the impeller and constantly rotates, and the impeller superposes and misplaces at pivoted in-process and preformed hole, the inside steam circulation rate of heat conduction mouth that effectively reduces, and then makes steam longer at the inside dead time of heat conduction mouth, improves the user to the utilization efficiency of steam, in the use, through rotating the connecting block, realizes getting rid of first sleeve inner wall incrustation scale, improves first telescopic heat transfer efficiency.

Description of the 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 is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic sectional view of the front view of the structure of the present invention;

fig. 2 is a schematic top view of the fixing plate and the preformed hole structure of the present invention;

FIG. 3 is a schematic top view of the first sleeve structure and the heat conducting port of the present invention;

fig. 4 is a partially enlarged schematic view of a in fig. 1 according to the present invention;

fig. 5 is a partially enlarged schematic view of B in fig. 1 according to the present invention.

In the figure: 1. a power generation device; 2. a water inlet; 3. an air outlet; 4. a heat conducting port; 5. a first sleeve; 6. a water inlet pipe; 7. is externally connected with a water pipe; 8. a water pump; 9. a second sleeve; 10. a water outlet pipe; 11. a thermally conductive copper sheet; 12. a compartment; 13. a copper metal plate; 14. a baffle plate; 15. a vertical rod; 16. brushing rings; 17. connecting blocks; 18. a knob; 19. a fixing plate; 20. reserving a hole; 21. a rotating shaft; 22. an impeller; 23. a chute; 24. a slide block.

The specific implementation mode is as follows:

the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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 fig. 1-5, the present invention provides an embodiment: a steam waste heat recovery device for thermal power generation comprises a power generation device 1 and a water pump 8, wherein a water inlet 2 is formed in the left side of the power generation device 1, a gas outlet 3 is formed in the upper side of the power generation device 1, a heat conduction port 4 is fixedly installed on the upper side of the gas outlet 3, a first sleeve 5 is fixedly installed on the outer side of the heat conduction port 4, a water inlet pipe 6 is fixedly connected to the outer side of the first sleeve 5, an external water pipe 7 is externally connected to the other end of the water inlet pipe 6, the water pump 8 is fixedly installed on the upper side of the power generation device 1, the water inlet pipe 6 is fixedly connected to the output end of the water pump 8, a second sleeve 9 is arranged on the outer side of the water inlet 2, a water outlet pipe 10 is fixedly connected to the input end of the water pump 8, the water outlet pipe 10 penetrates through the inner wall of the, the heat-conducting copper sheet 11 has good corrosion resistance and heat absorption, so that the heat transmission time is shortened, and the preheating effect on the water in the water inlet 2 is improved;

further, as shown in fig. 1 and fig. 4, a partition cavity 12 is formed in the inner wall of the heat conduction port 4, the partition cavity 12 is set to be in a vacuum state, the partition cavity 12 is arranged, the transmission speed of steam heat inside the heat conduction port 4 is increased, the heating speed of moisture inside the first sleeve 5 is increased, and the efficiency of recovering the steam waste heat is improved.

Further, as shown in fig. 1 and fig. 4, the inner wall of the heat conduction port 4 is fixedly connected with the metal copper plate 13, the metal copper plate 13 is arranged on the left side and the right side of the inner wall of the heat conduction port 4, the longitudinal section of the metal copper plate 13 is arranged to be of an arc-shaped structure, and the two groups of metal copper plates 13 arranged in an arc shape have good heat absorption performance, so that the contact area with steam is effectively increased due to the arrangement of the arc-shaped structure, and heat in the steam is transmitted to the moisture inside the first sleeve 5.

Further, as shown in the attached drawing 1, the baffle 14 is fixedly connected to the left end and the right end of the upper side of the heat conducting port 4, the longitudinal section of the baffle 14 is arranged to be an inclined structure, steam is conveyed to the upward movement process inside the heat conducting port 4 and continuously contacts with the baffle 14, and the baffle 14 is arranged to be inclined, so that steam is forced to fall into the inside of the heat conducting port 4 again to heat moisture in the first sleeve 5, and the utilization rate of waste heat is improved.

Further, as shown in fig. 1, fig. 2 and fig. 5, a fixing plate 19 is fixedly connected inside the heat conducting port 4, a preformed hole 20 is formed inside the fixing plate 19, the preformed hole 20 is distributed inside the fixing plate 19 in an annular array structure, an upper side of the preformed hole 20 is connected with a rotating shaft 21 through a bearing, an impeller 22 is fixedly installed on an upper side of the rotating shaft 21, a chute 23 is fixedly connected to an inner wall of the heat conducting port 4, a slider 24 is inserted inside the chute 23, one sides of the sliders 24 close to each other are connected through the impeller 22 during steam delivery, the rotating shaft 21 connected with the impeller 22 is stressed to rotate, when the impeller 22 rotates, the slider 24 connected with the impeller 22 continuously slides inside the chute 23 to limit the impeller 22, and during rotation of the impeller 22, the preformed hole 20 and the preformed hole 20 formed inside the fixing plate 19 are continuously dislocated and overlapped, the realization is carried the ration of steam for steam is longer in the dead time of heat conduction mouth 4 inside, improves the heating efficiency to the inside moisture of first sleeve 5.

Further, as shown in fig. 1 and fig. 4, two sets of vertical rods 15 are disposed inside the first sleeve 5, brush rings 16 are fixedly connected to the upper sides of the vertical rods 15, bottom ends of the two sets of vertical rods 15 penetrate through the inner wall of the first sleeve 5 and are fixedly connected with connecting blocks 17, outer side sections of the connecting blocks 17 are provided with outer threads, a hole is formed in the bottom end of the first sleeve 5, inner threads are formed in the inner wall of the hole, a knob 18 is fixedly connected to the bottom end of the connecting block 17, and a longitudinal section of the knob 18 is of a V-shaped structure, after the long-time use, the connecting block 17 connected with the knob 18 can be simultaneously stressed by rotating the knob 18, the connecting block 17 is in threaded fit with the hole at the bottom end of the first sleeve 5 in the rotating process, at this time, the connecting block 17 is no longer in contact with the hole, at this time, the vertical rods 15, the realization is to getting rid of the 5 inner wall incrustations scales of first sleeve, effectively improves the heat conduction efficiency of first sleeve 5, when needs use, can upwards promote knob 18 for connecting block 17 that is connected with knob 18 contacts with the hole, through rotating connecting block 17, makes connecting block 17 carry out screw-thread fit with the internal thread that the hole inner wall was seted up, realizes sealing to first sleeve 5.

The working principle is as follows: when the steam-water quantitative transmission device is used, the water in the water inlet pipe 6 is externally connected with a certain volume of water through the external water pipe 7, the water in the external water pipe 7 is transmitted to the inside of the first sleeve 5 through the water pump 8, the generated steam is transmitted to the heat conduction port 4 through the air outlet 3 in the working process of the power generation device 1, the steam heats the water stored in the first sleeve 5, and is continuously contacted with the impeller 22 in the steam transmission process, so that the rotating shaft 21 connected with the impeller 22 is stressed to rotate, the impeller 22 is in the rotating process, so that the preformed hole 20 and the preformed hole 20 formed in the fixing plate 19 are continuously staggered and overlapped, the quantitative transmission of the steam is realized, the circulation rate of the steam is effectively slowed down, the stagnation time of the steam in the heat conduction port 4 is longer, and the steam is continuously contacted with the baffle 14 in the upward movement process of the steam transmitted to the heat conduction port 4, so that the steam is forced to fall into the heat conduction port 4 again to heat the moisture of the first sleeve 5.

Subsequently, water pump 8 is at the during operation, carry the inside moisture of first sleeve 5 to the inside of second sleeve 9 through outlet pipe 10, realize preheating of 2 inside moisture of water inlets, through water pump 8's work, realize the cyclic utilization to moisture, long-time back of using, knob 18 is rotated to the accessible, make the connecting block 17 atress simultaneously that is connected with knob 18, connecting block 17 carries out screw-thread fit at the pivoted in-process with the hole of 5 bottoms of first sleeve, connecting block 17 no longer contacts with the hole this moment, accessible pulling montant 15 this moment, make the brush ring 16 that is connected with montant 15 constantly scrape and wipe off 5 inner walls of first sleeve, realize getting rid of 5 inner wall incrustations of first sleeve, effectively improve the heat conduction efficiency of first sleeve 5, do above the utility model discloses a whole theory of operation.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a steam waste heat recovery device for thermal power, includes power generation facility (1) and water pump (8), its characterized in that: the water inlet (2) is formed in the left side of the power generation equipment (1), the gas outlet (3) is formed in the upper side of the power generation equipment (1), the heat conduction port (4) is fixedly mounted on the upper side of the gas outlet (3), the first sleeve (5) is fixedly mounted on the outer side of the heat conduction port (4), the water inlet pipe (6) is fixedly connected to the outer side of the first sleeve (5), the other end of the water inlet pipe (6) is externally connected with the external water pipe (7), the water pump (8) is fixedly mounted on the upper side of the power generation equipment (1), the water inlet pipe (6) is fixedly connected to the output end of the water pump (8), the second sleeve (9) is arranged on the outer side of the water inlet (2), the water outlet pipe (10) is fixedly connected to the input end of the water pump (8), and the water outlet pipe (10, the other end of the water outlet pipe (10) extends to the outer side of the first sleeve (5), and a heat conduction copper sheet (11) is arranged inside the second sleeve (9).

2. The steam waste heat recovery device for thermal power generation according to claim 1, characterized in that: a separation cavity (12) is arranged in the inner wall of the heat conduction port (4), and the separation cavity (12) is set to be in a vacuum state.

3. The steam waste heat recovery device for thermal power generation according to claim 1, characterized in that: the inner wall fixedly connected with metal copper (13) of heat conduction mouth (4), and metal copper (13) set up the left and right sides at heat conduction mouth (4) inner wall, the longitudinal section of metal copper (13) sets up to the arc structure.

4. The steam waste heat recovery device for thermal power generation according to claim 1, characterized in that: both ends fixedly connected with baffle (14) about heat conduction mouth (4) upside, and the longitudinal section of baffle (14) sets up to the slope structure.

5. The steam waste heat recovery device for thermal power generation according to claim 1, characterized in that: the inside fixedly connected with fixed plate (19) of heat conduction mouth (4), and preformed hole (20) have been seted up to the inside of fixed plate (19), preformed hole (20) are the inside of annular array structure distribution at fixed plate (19), the upside of preformed hole (20) is connected with axis of rotation (21) through the bearing, and the upside fixed mounting of axis of rotation (21) has impeller (22), the inner wall fixedly connected with spout (23) of heat conduction mouth (4), and the inside of spout (23) all inserts and be equipped with slider (24), the one side that slider (24) are close to each other is connected through impeller (22).

6. The steam waste heat recovery device for thermal power generation according to claim 1, characterized in that: the inside of first sleeve (5) is provided with two sets of montant (15), and the upside fixedly connected with brush ring (16) of montant (15), and is two sets of first sleeve (5) inner wall fixedly connected with connecting block (17) is run through to the bottom of montant (15), and the outside festival of connecting block (17) has seted up the external screw thread, the hole has been seted up to the bottom of first sleeve (5), and the inner wall in hole has seted up the internal thread, the bottom fixedly connected with knob (18) of connecting block (17), and the vertical section of knob (18) sets up to V type structure.