CN218722537U

CN218722537U - Anti-blocking hot air heat exchanger

Info

Publication number: CN218722537U
Application number: CN202222431910.8U
Authority: CN
Inventors: 李雪松
Original assignee: Jiangsu Yongjiang Environmental Protection Technology Co ltd
Current assignee: Jiangsu Yongjiang Environmental Protection Technology Co ltd
Priority date: 2022-09-14
Filing date: 2022-09-14
Publication date: 2023-03-24
Anticipated expiration: 2032-09-14

Abstract

The utility model discloses a prevent hot air exchanger of jam relates to hot air exchanger technical field, including the heat exchanger main part, the heat transfer runner has been seted up in the heat exchanger main part, heat transfer runner lateral wall runs through and is connected with the cold medium flow tube, the heat transfer runner end of giving vent to anger is connected with the outlet duct, heat transfer runner inlet end is connected with the intake pipe. The utility model discloses a heat exchanger main part, the heat transfer runner, cold medium flow tube, the rose box, the filter, the drainage subassembly, the aqueduct with wash mutually supporting between the mechanism, the filter can filter the hot-blast in the entering heat exchanger main part, the problem that reduces the inside jam of heat exchanger main part appears, in addition, the clear water that can be taken out in the work of washing mechanism carries out the back flush to the filter, wash back sewage and discharge through the drainage subassembly again, prevent that the filter from blockking up and influencing filtration efficiency, moreover, the steam generator is simple in structure, the clearance is convenient, the longer life of this hot-blast heat exchanger has been guaranteed.

Description

Anti-blocking hot air heat exchanger

Technical Field

The utility model relates to a hot air heat exchanger technical field especially relates to a prevent hot air heat exchanger of jam.

Background

The heat exchanger can be called a heat exchanger, which is mainly a device for transferring partial heat of hot fluid to cold fluid, and is widely applied in the fields of chemical industry, petroleum, power, food and the like, wherein the hot air ventilator can be understood as a heat exchanger in which the hot fluid is gas.

When the hot air heat exchanger is used, hot air needs to be introduced into the hot air heat exchanger, however, in the practical application process, the hot air participating in the heat exchange process sometimes contains smoke dust, the smoke dust enters the heat exchanger along with the hot air, the inside of the heat exchanger is easy to be blocked by the smoke dust and the like along with the increase of the service time of the heat exchanger, so that the heat exchange efficiency of the heat exchanger is influenced, the heat waste is caused, the blocked heat exchanger is not easy to be cleaned, the service life of the heat exchanger is shortened, and based on the problems, the anti-blocking hot air heat exchanger is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the hot-blast heat exchanger after blockking up easily blocks up influence heat exchange efficiency, causes the heat waste, and its inside difficult clearance of heat exchanger after blockking up, and the hot-blast heat exchanger who prevents blockking up that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a prevent hot-blast heat exchanger of jam, includes the heat exchanger main part, the heat transfer runner has been seted up in the heat exchanger main part, heat transfer runner lateral wall runs through and is connected with the cold medium flow tube, the heat transfer runner end of giving vent to anger is connected with the outlet duct, heat transfer runner inlet end is connected with the intake pipe, the intake pipe is connected with the rose box through air duct one, can dismantle in the rose box and be connected with the filter, the rose box is kept away from intake pipe one end and is connected with air duct two, the intercommunication is connected with drainage component on the air duct two, air duct one is connected with through the aqueduct and washes the mechanism.

As a further description of the above technical solution:

the heat exchange flow channel and the cold medium flow pipe are arranged in a snake shape at one end in the heat exchanger main body.

As a further description of the above technical solution:

the rose box includes half upper case box and half lower case box, half lower case box top fixedly connected with external screw thread pipe, half upper case box bottom inner wall is equipped with the internal thread with external screw thread pipe looks adaptation, the filter passes through bolt and half upper case box inner wall fixed connection.

As a further description of the above technical solution:

the drainage assembly comprises a drainage pipe communicated with the air duct II, and a drainage valve is mounted on the drainage pipe.

As a further description of the above technical solution:

check valves are installed on the first air guide pipe and the second air guide pipe, and the filter box and the water discharge pipe are located between the two check valves.

As a further description of the above technical solution:

the flushing mechanism comprises a water tank and a water pump, wherein a water inlet of the water pump is connected with the water tank through a water inlet pipe, a water outlet of the water pump is connected with a water guide pipe through a water outlet pipe, and a water inlet valve is installed on the water guide pipe.

As a further description of the above technical solution:

and an air guide pipe is connected between the water guide pipe and the outlet of the cold medium flow pipe, and a control valve is installed on the air guide pipe.

The utility model discloses following beneficial effect has:

1. compared with the prior art, this prevent hot-blast heat exchanger of jam, through the heat exchanger main part, the heat transfer runner, cold medium flow tube, the rose box, the filter, drainage components, mutually supporting between aqueduct and the flushing mechanism, the filter can filter the hot-blast entering in the heat exchanger main part, the problem that reduces the inside jam of heat exchanger main part appears, in addition, flushing mechanism work can be taken out clear water and carry out the back flush to the filter, wash back sewage and discharge through drainage components again, prevent that the filter from blockking up the influence filtration efficiency, moreover, the steam generator is simple in structure, it is convenient to clear up, the longer life of this hot-blast heat exchanger has been guaranteed.

2. Compared with the prior art, the anti-blocking hot air heat exchanger has the advantages that through mutual matching among the heat exchanger main body, the cold medium flow pipe, the air guide pipe and the control valve, after the backwashing of the filter box is finished, cold air flowing out of the cold medium flow pipe flows to the water guide pipe through the air guide pipe, then enters the air guide pipe I, the filter box and the air guide pipe II through the water guide pipe to be air-cooled and dried, the humidity in the air guide pipe I, the humidity in the filter box and the humidity in the air guide pipe II are reduced, and accordingly the follow-up heat loss can be effectively reduced.

Drawings

Fig. 1 is a schematic view of a first perspective three-dimensional structure of an anti-clogging hot air heat exchanger according to the present invention;

fig. 2 is a schematic view of a second perspective three-dimensional structure of the anti-clogging hot air heat exchanger according to the present invention;

fig. 3 is a top view of the anti-clogging hot air heat exchanger according to the present invention;

FIG. 4 isbase:Sub>A view from the direction A-A in FIG. 3;

fig. 5 is a cross-sectional view of the filtering box in the anti-clogging hot air heat exchanger provided by the utility model.

Illustration of the drawings:

1. a heat exchanger main body; 2. a heat exchange flow channel; 3. a cold medium flow pipe; 4. an air outlet pipe; 5. an air inlet pipe; 6. a first gas guide pipe; 7. a filter box; 701. an upper half casing body; 702. a lower half-shell box body; 703. an externally threaded tube; 8. a second gas guide pipe; 9. a water conduit; 10. a drain pipe; 11. a drain valve; 12. a non-return valve; 13. a water tank; 14. a water pump; 15. a water outlet pipe; 16. a water inlet valve; 17. an air guide pipe; 18. a control valve; 19. a filter plate.

Detailed Description

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 utility model provides a pair of prevent hot-blast heat exchanger of jam: including heat exchanger main part 1, heat transfer runner 2 has been seted up in heat exchanger

main part

1, 2 lateral walls of heat transfer runner run through and are connected with cold medium flow tube 3, heat transfer runner 2 all is snakelike the setting with cold medium flow tube 3 one end that is located heat exchanger main part 1, heat transfer runner 2 is shown with cold medium flow tube 3 shape like figure 4, can effectively prolong cold and hot medium heat exchange time like this, the heat exchange efficiency is improved, reduce thermal waste, the gas temperature through cold medium flow tube 3 outflow behind the heat transfer rises, use such as heating.

Wherein, heat transfer runner 2 gives vent to anger the end and is connected with outlet duct 4, heat transfer runner 2 inlet end is connected with intake pipe 5, intake pipe 5 is connected with filter box 7 through air duct 6, can dismantle in the filter box 7 and be connected with filter 19, filter box 7 keeps away from 5 one end of intake pipe and is connected with air duct two 8, filter box 7 includes half upper casing box 701 and half lower casing box 702, half lower casing box 702 top fixedly connected with external screw thread pipe 703, half upper casing box 701 bottom inner wall is equipped with the internal thread with external screw thread pipe 703 looks adaptation, filter 19 passes through bolt and half upper casing box 701 inner wall fixed connection, half upper casing box 701 and half lower casing box 702 all install the flange in the back of the body one end mutually, air duct one 6 and two 8 of air duct all are connected with filter box 7 through the flange, can dismantle clearance or change filter box 7 when needs like this, be threaded connection between half upper casing box 701 and the half lower casing box 702 simultaneously, half upper casing box 701 and half lower casing box 702 separate the back, can dismantle filter 19.

The water discharging assembly is connected to the second air duct 8 in a communicated mode, the water discharging assembly comprises a water discharging pipe 10 connected with the second air duct 8 in a communicated mode, a water discharging valve 11 is installed on the water discharging pipe 10, check valves 12 are installed on the first air duct 6 and the second air duct 8 respectively, the filter box 7 and the water discharging pipe 10 are located between the two check valves 12, the structure of the air duct 8 is shown in the figure 1, one section of the air duct 8 is in a U-shaped arrangement, the water discharging pipe 10 is located at the bottommost position of the U-shaped pipe section, namely the second air duct 8, so that sewage during backwashing can be discharged outwards through the water discharging pipe 10 as much as possible, and the residual sewage in the second air duct 8 is reduced.

The first air duct 6 is connected with a flushing mechanism through a water guide pipe 9, the flushing mechanism comprises a water tank 13 and a water pump 14, a water inlet of the water pump 14 is connected with the water tank 13 through a water inlet pipe, a water outlet of the water pump 14 is connected with the water guide pipe 9 through a water outlet pipe 15, a water inlet valve 16 is installed on the water guide pipe 9, an air guide pipe 17 is connected between the water guide pipe 9 and an outlet of the cold medium flow pipe 3, a control valve 18 is installed on the air guide pipe 17, after the control valve 18 is opened, cold air flowing out of the cold medium flow pipe 3 flows to the water guide pipe 9 through the air guide pipe 17, and then enters the first air duct 6, the filter box 7 and the second air duct 8 through the water guide pipe 9 to be air-cooled and dried, and therefore heat loss when subsequent hot air enters the second air duct 8 can be reduced.

The utility model discloses its functional principle is explained to following mode of operation of accessible:

during heat exchange, the two check valves 12 are in an open state, the control valve 18 and the water inlet valve 16 are in a closed state, hot air enters the filter box 7 through the air guide pipe II 8, the hot air filtered by the filter plate 9 enters the heat exchange flow channel 2 through the air guide pipe I6, normal-temperature gas flows in the cold medium flow channel 3, under the action of heat exchange, the gas in the cold medium flow channel 3 absorbs heat and is heated, the heated gas flows out through the outlet of the cold medium flow channel 3, and the cooled gas in the heat exchange flow channel 2 is discharged outwards through the air outlet pipe 4, so that the purpose of heat exchange is achieved.

When the filter plates 19 are cleaned, the two check valves 12 are closed, the water inlet valve 16 is opened, the water pump 14 is started, clean water in the water tank 13 is pumped into the first air guide pipe 6 by the water pump 14 through the water outlet pipe 15, the clean water enters the filter box 7 and then carries out back washing on the filter plates 19 in the filter box, the water discharge valve 11 is opened, sewage generated by cleaning is discharged outwards through the water discharge pipe 10, after the back washing is finished, the water inlet valve 16 is closed, the control valve 18 is opened, cold air flowing out of the outlet of the cold medium flow pipe 3 is blown to the first air pipe 6, the filter box 7 and the second air guide pipe 8, the first air pipe 6, the filter box 7 and the second air guide pipe 8 are dried by blowing, then the control valve 18 and the water discharge valve 11 are closed, the two check valves 12 are opened, and hot air enters the second air guide pipe 8 and then starts the next heat exchange work.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions on some technical features, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a prevent hot-blast heat exchanger of jam, includes heat exchanger main part (1), its characterized in that: heat transfer runner (2) have been seted up in heat exchanger main part (1), heat transfer runner (2) lateral wall runs through and is connected with cold medium flow tube (3), heat transfer runner (2) end of giving vent to anger is connected with outlet duct (4), heat transfer runner (2) inlet end is connected with intake pipe (5), intake pipe (5) are connected with rose box (7) through air duct (6), can dismantle in rose box (7) and be connected with filter (19), intake pipe (5) one end is kept away from in rose box (7) and air duct two (8) are connected with, the intercommunication is connected with the drainage subassembly on air duct two (8), air duct (6) are connected with the flushing mechanism through aqueduct (9).

2. The anti-clogging hot air heat exchanger according to claim 1, characterized in that: the heat exchange flow channel (2) and the cold medium flow pipe (3) are positioned at one end in the heat exchanger main body (1) and are arranged in a snake shape.

3. The anti-clogging hot air heat exchanger according to claim 1, characterized in that: the filter box (7) comprises an upper half-shell box body (701) and a lower half-shell box body (702), an external threaded pipe (703) is fixedly connected to the top end of the lower half-shell box body (702), an internal thread matched with the external threaded pipe (703) is arranged on the inner wall of the bottom of the upper half-shell box body (701), and the filter plate (19) is fixedly connected with the inner wall of the upper half-shell box body (701) through a bolt.

4. The anti-clogging hot air heat exchanger according to claim 1, characterized in that: the drainage assembly comprises a drainage pipe (10) communicated and connected with the second air duct (8), and a drainage valve (11) is installed on the drainage pipe (10).

5. The anti-clogging hot air heat exchanger according to claim 4, characterized in that: check valves (12) are mounted on the first air guide pipe (6) and the second air guide pipe (8), and the filter box (7) and the water discharge pipe (10) are located between the two check valves (12).

6. The anti-clogging hot air heat exchanger according to claim 1, characterized in that: the flushing mechanism comprises a water tank (13) and a water pump (14), wherein a water inlet of the water pump (14) is connected with the water tank (13) through a water inlet pipe, a water outlet of the water pump (14) is connected with a water guide pipe (9) through a water outlet pipe (15), and a water inlet valve (16) is installed on the water guide pipe (9).

7. The anti-clogging hot air heat exchanger according to claim 1, characterized in that: an air guide pipe (17) is connected between the water guide pipe (9) and the outlet of the cold medium flow pipe (3), and a control valve (18) is installed on the air guide pipe (17).