CN220136124U - Heat exchanger for pure steam generator - Google Patents

Abstract

The utility model discloses a heat exchanger for a pure steam generator, which comprises a heat exchanger body and a support, wherein two ends of the heat exchanger body are fixedly arranged on the support, a plurality of discharging grooves are formed in the bottom end of the heat exchanger body at equal intervals, a conical bottom cylinder is welded on the outer sides of the plurality of discharging grooves, a control descaling assembly is arranged at the bottom end of the conical bottom cylinder and comprises a first control valve, a scale collecting pipe, a second control valve and a scale outlet pipe, the scale collecting pipe is fixedly arranged between the first control valve and the second control valve through a flange plate, the top end of the first control valve is fixedly connected with the bottom end of a connecting pipe arranged at the bottom of the conical bottom cylinder through the flange plate, the bottom end of the second control valve is connected with a scale outlet pipe through the flange plate, the scale collecting assembly is arranged at the bottom end of the heat exchanger body, scale scraping inside a cylinder of the heat exchanger body is discharged, the operation is simple and convenient, and the scale outlet efficiency is high.

Description

Heat exchanger for pure steam generator

Technical Field

The utility model relates to the technical field of heat exchangers, in particular to a heat exchanger for a pure steam generator.

Background

The heat exchanger is a device for transferring part of heat of hot fluid to cold fluid, also called heat exchanger, which plays an important role in chemical industry, petroleum, power, food and other industrial production, and can be used as a heater, a cooler, a condenser, an evaporator, a reboiler and the like in chemical industry.

Through searching, in the prior art, chinese patent application number: CN201921888823.7 discloses a heat exchanger for evaporator, the utility model, through having slipped and cup jointed upper deflector and lower deflector on a plurality of conveyer pipes outer wall, upper deflector and lower deflector set up into with conveyer pipe sliding connection structure to be provided with the conversion inner tube that can realize changing the inside water flow direction of barrel at the top outer wall of barrel, like this the user is in the in-process of using, through the regular rotatory conversion inner tube change water flow direction, utilize rivers to promote upper deflector and lower deflector directional movement in the barrel, realize scraping conveyer pipe surface incrustation scale's effect, avoid incrustation material to cause the corruption to the conveyer pipe in the incrustation scale inside gathering, be favorable to prolonging the whole life of heat exchanger.

The device still has the following drawbacks: after the device utilizes the upper guide plate and the lower guide plate to scrape the scale on the side wall of the conveying pipe, the scale can be accumulated in the barrel, so that the scraped scale is inconvenient to discharge, excessive scale is accumulated in the barrel, and the using effect is influenced.

Disclosure of Invention

The utility model aims to provide a heat exchanger for a pure steam generator, which is characterized in that a scale removing control assembly is arranged at the bottom end of a heat exchanger body to remove scale from the scraped scale in the barrel of the heat exchanger body, so that the scraped scale is effectively prevented from accumulating in the barrel of the heat exchanger body, the inconvenience is caused, the use effect is influenced, and the problems in the background art are solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a heat exchanger for pure steam generator includes heat exchanger body and support, the both ends fixed mounting of heat exchanger body is on the support, and a plurality of blown down tanks have been seted up to the inside equidistance of bottom of heat exchanger body, and is a plurality of the outside welding of blown down tank has a toper end section of thick bamboo, the bottom of toper end section of thick bamboo is provided with control scale removal subassembly, control scale removal subassembly includes first control valve, receipts dirt pipe, second control valve and play dirt pipe, receive the dirt pipe and pass through ring flange fixed mounting between first control valve and second control valve, first control valve top is fixed with the bottom connection of the connecting pipe that sets up in toper end section of thick bamboo bottom through the ring flange, the bottom of second control valve is connected with out the dirt pipe through the ring flange, the bottom of going out the dirt pipe is provided with receives the dirt subassembly.

Preferably, the scale collecting assembly comprises a collecting box, wherein the collecting box is arranged at the bottom ends of the scale outlet pipes, and an inner cavity is formed in the collecting box.

Preferably, the scale collecting assembly further comprises a filter frame, wherein the filter frame is arranged at the top end of the inner cavity, and the filter frame is matched with the inner cavity.

Preferably, the filter frame comprises a filter screen and a square frame, and the filter screen is fixedly arranged at the bottom of the square frame.

Preferably, side plates are welded at the centers of the top ends of two sides of the square frame, and handles are welded on the top surfaces of the side plates.

Preferably, a liquid outlet pipe is arranged at one side of the bottom end of the collecting box, and the liquid outlet pipe is communicated with the inner cavity.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model provides a heat exchanger for a pure steam generator, which is characterized in that a scale removing control assembly is arranged at the bottom end of a heat exchanger body to remove scale from the scale scraped in the barrel of the heat exchanger body, so that the scraped scale is effectively prevented from being accumulated in the barrel of the heat exchanger body, inconvenient cleaning is caused, the use effect is affected, and the scale removing treatment is convenient to perform on the scale by arranging a first control valve, a scale collecting pipe, a second control valve and a scale removing pipe which are matched with each other.

Through setting up the collection dirt subassembly in the bottom of a plurality of play dirt pipes, conveniently concentrate the collection to the incrustation scale and handle, utilize the filter frame on inner chamber top in the collecting box to filter the incrustation scale and collect, and the water of play dirt in-process flows into the bottom of inner chamber through the filter screen, carries out the drain treatment through the drain pipe, carries out solid-liquid separation, improves the collection effect.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a scale collecting assembly according to the present utility model;

fig. 3 is an enlarged schematic view of the structure of fig. 1 a according to the present utility model.

Reference numerals in the drawings: 1. a heat exchanger body; 2. a bracket; 3. a delivery tube; 4. a limiting ring; 5. a lower deflector; 6. an upper deflector; 7. a conical bottom cylinder; 8. a connecting pipe; 9. a first control valve; 10. a scale collecting pipe; 11. a second control valve; 12. a scale outlet pipe; 13. a collection box; 14. a filter frame; 141. a filter screen; 142. a square frame; 15. a liquid outlet pipe; 16. an inner cavity; 17. a side plate; 18. a handle.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a heat exchanger for a pure steam generator, which is shown in figures 1-3, and comprises a heat exchanger body 1 and a bracket 2, wherein two ends of the heat exchanger body 1 are fixedly arranged on the bracket 2, a plurality of discharging grooves are formed in the bottom end of the heat exchanger body 1 at equal intervals, scale in a cylinder body can be discharged through the plurality of discharging grooves by arranging the plurality of discharging grooves, the scale discharging efficiency is improved, a conical bottom cylinder 7 is welded on the outer side of the plurality of discharging grooves, a scale control and removal assembly is arranged at the bottom end of the conical bottom cylinder 7, the scale control and removal assembly comprises a first control valve 9, a scale collection pipe 10, a second control valve 11 and a scale discharge pipe 12, the scale collection pipe 10 is fixedly arranged between the first control valve 9 and the second control valve 11 through a flange, the top end of the first control valve 9 is fixedly connected with the bottom end of a connecting pipe 8 arranged at the bottom of the conical bottom cylinder 7 through the flange, the bottom end of the second control valve 11 is connected with a scale discharge pipe 12 through the flange, and the scale collection assembly is arranged at the bottom end of the scale discharge pipe 12.

Through setting up control scale removal subassembly in heat exchanger body 1 bottom, realize going out the scale to the inside incrustation scale of scraping of barrel of heat exchanger body 1, effectively prevent that the incrustation scale of scraping from accumulating in the barrel of heat exchanger body 1 inside, inconvenient clear up utilizes the toper end section of thick bamboo 7 to make things convenient for the incrustation scale to fall into the inside of toper end section of thick bamboo 7 from the inside of barrel according to self gravity, utilizes first control valve 9 and second control valve 11's the convenience of mutually supporting to go out the incrustation scale and handle.

The dirt collecting assembly comprises a collecting box 13, the collecting box 13 is arranged at the bottom ends of a plurality of dirt outlet pipes 12, an inner cavity 16 is formed in the collecting box 13, the dirt collecting assembly further comprises a filter frame 14, the filter frame 14 is arranged at the top end of the inner cavity 16, the filter frame 14 is matched with the inner cavity 16, the filter frame 14 comprises a filter screen 141 and a square frame 142, the filter screen 141 is fixedly arranged at the bottom of the square frame 142, a liquid outlet pipe 15 is arranged at one side of the bottom end of the collecting box 13, and the liquid outlet pipe 15 is communicated with the inner cavity 16.

Through setting up the receipts dirt subassembly in the bottom of a plurality of play dirt pipes 12, conveniently concentrate the collection to the incrustation scale and handle, utilize the filter frame 14 on inner chamber 16 top in collecting box 13 to filter the incrustation scale and collect, and the water of play dirt in-process flows into the bottom of inner chamber 16 through filter screen 141, carries out the drain treatment through drain pipe 15, carries out solid-liquid separation, improves the collection effect.

Side plates 17 are welded at the centers of the top ends of two sides of the square frame 142, handles 18 are welded on the top surfaces of the side plates 17, the filter frame 14 is stably supported by the aid of the side plates 17 and the handles 18, meanwhile, the filter frame 14 is conveniently separated from the inner cavity 16 by the aid of the handles 18, scales filtered and collected inside the filter frame 14 are conveniently treated, and use convenience is improved.

When the heat exchanger body 1 is in specific use, water is injected into the cylinder of the heat exchanger body 1 through external water supply equipment, the water is guided by the upper guide plate 6 and the lower guide plate 5 in the heat exchanger body 1 and then discharged from the water outlet pipe, when the water flows through the cylinder, the refrigerant of the evaporator enters the cylinder through the refrigerant inlet pipe, and after the high-temperature and high-pressure refrigerant contacts with cold water, the water is cooled into a liquid state, and simultaneously heat is released to heat the water;

after the heat exchanger body 1 runs for a long time, scale can be attached to the surface of the high-temperature conveying pipe 3, at this moment, an operator can rotate the swivel inner barrel at the top end of the heat exchanger body 1 through the swivel inner barrel, so that the water body in the vertical flow direction is converted into the cross flow direction, the water flow direction inside the barrel is changed, as the upper guide plate 6 and the lower guide plate 5 inside the heat exchanger body 1 are in sliding connection with the conveying pipe 3, the water flow moves towards the limiting ring 4 at the other side along the water flow moving direction under the pushing action of the water flow, in the moving process, the scale attached to the surface of the conveying pipe 3 is scraped, after the scale is scraped, the first control valve 9 is opened, under the condition that water and the scale are kept stand through the water inside the heat exchanger body 1, the scale can be precipitated to the inside of the scale collecting pipe 10 through the opening of the first control valve 9, then the second control valve 11 is closed, and the scale and the water precipitated in the scale collecting pipe 10 can directly fall into the filter frame 14 at the bottom through the scale collecting pipe 12 for solid-liquid separation, and scale collection treatment is achieved.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a heat exchanger for pure steam generator, includes heat exchanger body (1) and support (2), its characterized in that: the heat exchanger comprises a heat exchanger body (1), a plurality of discharging grooves are formed in the two ends of the heat exchanger body (1) fixedly mounted on a support (2), the bottoms of the heat exchanger body (1) are internally provided with a plurality of discharging grooves at equal intervals, a conical bottom barrel (7) is welded on the outer side of each discharging groove, a control descaling assembly is arranged at the bottom of each conical bottom barrel (7), each control descaling assembly comprises a first control valve (9), a scale collecting pipe (10), a second control valve (11) and a scale discharging pipe (12), each scale collecting pipe (10) is fixedly mounted between each first control valve (9) and each second control valve (11) through a flange, the top ends of the first control valves (9) are fixedly connected with the bottom ends of connecting pipes (8) arranged at the bottoms of the conical bottom barrels (7) through flanges, and each scale discharging pipe (12) is connected with a scale discharging assembly through flanges.

2. A heat exchanger for a pure steam generator according to claim 1, wherein: the scale collecting assembly comprises a collecting box (13), wherein the collecting box (13) is arranged at the bottom ends of the scale outlet pipes (12), and an inner cavity (16) is formed in the collecting box (13).

3. A heat exchanger for a pure steam generator according to claim 2, wherein: the scale collection assembly further comprises a filter frame (14), wherein the filter frame (14) is arranged at the top end of the inner cavity (16), and the filter frame (14) is matched with the inner cavity (16).

4. A heat exchanger for a pure steam generator according to claim 3, wherein: the filter frame (14) comprises a filter screen (141) and a square frame (142), and the filter screen (141) is fixedly arranged at the bottom of the square frame (142).

5. A heat exchanger for a pure steam generator according to claim 4, wherein: side plates (17) are welded at the centers of the top ends of two sides of the square frame (142), and handles (18) are welded on the top surfaces of the side plates (17).

6. A heat exchanger for a pure steam generator according to claim 2, wherein: a liquid outlet pipe (15) is arranged at one side of the bottom end of the collecting box (13), and the liquid outlet pipe (15) is communicated with the inner cavity (16).