CN220472387U - Efficient heat exchanger - Google Patents

Abstract

The utility model discloses a high-efficiency heat exchanger, which comprises a heat exchange cylinder, wherein two ends of the heat exchange cylinder are provided with a baffle plate, a first storage cavity is formed between the baffle plate and the cylinder, one side of the baffle plate, which is far away from the first storage cavity, is provided with a cover body, a second storage cavity is formed between the baffle plate and the first storage cavity, a plurality of outer pipes distributed in an array are arranged between the two cover bodies, the outer pipes are communicated with the second storage cavity, the outer pipes are positioned in the heat exchange cylinder, inner pipes are arranged in the outer pipes, two ends of the inner pipes are fixedly connected with the baffle plate, the inner pipes are communicated with the first storage cavity, and a third storage cavity is formed between the two cover bodies.

Description

Efficient heat exchanger

Technical Field

The utility model discloses a high-efficiency heat exchanger, and belongs to the technical field of heat exchangers.

Background

Heat exchangers (also known as heat exchangers or heat exchange devices) are devices for transferring heat from a hot fluid to a cold fluid to meet specified process requirements, and are one type of industrial application of convective heat transfer and thermal transfer, and heat exchangers can be classified in different ways and can be classified into three general categories, i.e., divided into a divided wall type, a hybrid type, a regenerative type (or called regenerative type) according to the operation process thereof. The existing heat exchangers mostly adopt the way that the outer side of a heat medium is covered by a cold medium, and the energy of the heat medium cannot be quickly transferred into the cold medium in the short-distance flowing process.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides a high-efficiency heat exchanger.

The efficient heat exchanger comprises a heat exchange cylinder body, wherein partition plates are arranged at two ends of the heat exchange cylinder body, a first storage cavity is formed between the partition plates and the cylinder body, a cover body is arranged on one side, far away from the first storage cavity, of the partition plates, a second storage cavity is formed between the partition plates, a plurality of outer pipes distributed in an array are arranged between the two cover bodies, the outer pipes are communicated with the second storage cavity, the outer pipes are positioned in the heat exchange cylinder body, inner pipes are arranged in the outer pipes, two ends of the inner pipes are fixedly connected with the partition plates, the inner pipes are communicated with the first storage cavity, a third storage cavity is formed between the two cover bodies, the two first storage cavities are respectively connected with a first inlet pipe and a first outlet pipe, the two second storage cavities are respectively connected with a second inlet pipe and a second outlet pipe, and two ends of the third storage cavity are respectively provided with a third inlet pipe and a third outlet pipe.

Preferably, a plurality of guide plates distributed at equal intervals are arranged in the third storage cavity, an inflow port is arranged between one side of each guide plate and the heat exchange cylinder, and the medium flow direction in the third storage cavity is opposite to the medium flow direction in the outer pipe and the inner pipe.

Preferably, the first inlet pipe, the first outlet pipe, the second inlet pipe, the second outlet pipe and the third inlet pipe are all positioned at the lowest point of the heat exchange cylinder, and the third outlet pipe is positioned at the highest point of the heat exchange cylinder.

Preferably, flanges are arranged at two ends of the outer pipe and the inner pipe, and sealing rings are arranged between the flanges and the partition plate as well as between the flanges and the cover body.

Preferably, a plurality of discharge pipes for discharging the medium in the third storage cavity are arranged on the heat exchange cylinder, and a valve is arranged on the discharge pipe.

Preferably, a supporting seat is arranged below the heat exchange cylinder.

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

through setting up inner tube and outer tube, the cold medium lets in first storage chamber and third storage chamber, and the heat medium lets in the second storage chamber, and the heat medium is covered by the cold medium inside and outside under the separation effect of inner tube and outer tube for the heat medium can carry out heat conduction to inside and outside both sides, thereby has accelerated heat exchanger's heat energy exchange efficiency.

Drawings

FIG. 1 is a schematic view of a high efficiency heat exchanger according to the present utility model;

FIG. 2 is a schematic view of the internal structure of a high efficiency heat exchanger according to the present utility model;

FIG. 3 is a schematic view of the mounting structure of the inner tube, outer tube and cover of the present utility model;

reference numerals: 1. a heat exchange cylinder; 2. a discharge pipe; 3. a valve; 4. a support base; 5. a first storage chamber; 6. a second storage chamber; 7. a first inlet tube; 8. a second inlet tube; 9. a flange; 10. a third storage chamber; 11. an outer tube; 12. an inner tube; 13. a cover body; 14. a partition plate; 15. a first outflow pipe; 16. a second outflow pipe; 17. a third inlet tube; 18. a third outflow pipe; 19. and a deflector.

Detailed Description

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.

As shown in fig. 1-3, a high-efficiency heat exchanger comprises a heat exchange cylinder 1, wherein two ends of the heat exchange cylinder 1 are respectively provided with a baffle 14, a first storage cavity 5 is formed between the baffle 14 and the cylinder, one side, far away from the first storage cavity 5, of the baffle 14 is provided with a cover 13, a second storage cavity 6 is formed between the baffle 14 and the first storage cavity, a plurality of outer pipes 11 distributed in an array are arranged between the two covers 13, the outer pipes 11 are communicated with the second storage cavity 6, the outer pipes 11 are positioned in the heat exchange cylinder 1, inner pipes 12 are arranged in the outer pipes 11, two ends of the inner pipes 12 are fixedly connected with the baffle 14, the inner pipes 12 are communicated with the first storage cavity 5, a third storage cavity 10 is formed between the two covers 13, the two first storage cavities 5 are respectively connected with a first inlet pipe 7 and a first outflow pipe 15, the two second storage cavities 6 are respectively connected with a second inlet pipe 8 and a second outflow pipe 16, and two ends of the third storage cavity 10 are respectively provided with a third inlet pipe 17 and a third outflow pipe 18.

A plurality of guide plates 19 distributed at equal intervals are arranged in the third storage cavity 10, an inflow port is arranged between one side of each guide plate 19 and the heat exchange cylinder body 1, the medium flow direction in the third storage cavity 10 is opposite to the medium flow direction in the outer pipe 11 and the inner pipe 12, and cold medium in the third storage cavity 10 can flow in a serpentine manner by using the guide plates 19, so that the flow speed of the cold medium is reduced, and the heat energy of the heat medium is fully absorbed.

The first inlet pipe 7, the first outlet pipe 15, the second inlet pipe 8, the second outlet pipe 16 and the third inlet pipe 17 are all positioned at the lowest point of the heat exchange barrel 1, and the third outlet pipe 18 is positioned at the highest point of the heat exchange barrel 1, so that the design can conveniently discharge the cold medium and the heat medium in the first storage cavity 5 and the second storage cavity 6.

The flanges 9 are arranged at the two ends of the outer tube 11 and the inner tube 12, sealing rings are arranged between the flanges 9 and the partition 14 as well as between the flanges and the cover 13, the flanges 9 and the sealing rings can be used for conveniently installing the inner tube 12 and the outer tube 11, and the tightness of the inner tube 12 and the outer tube 11 is ensured.

The heat exchange cylinder 1 is provided with a plurality of discharge pipes 2 for discharging the medium in the third storage cavity 10, the discharge pipes 2 are provided with valves 3, and the valves 3 are opened, so that the cold medium can be discharged from the third storage cavity 10 after the heat exchange is finished, and the cold medium is prevented from remaining in the heat exchange cylinder 1.

The supporting seat 4 is arranged below the heat exchange cylinder 1, and the supporting seat 4 can keep the heat exchange cylinder 1 in a suspended state, so that the inflow pipe and the outflow pipe are convenient to install.

Working principle: during heat exchange, the cold medium is introduced into the first storage cavity 5 and the third storage cavity 10 from the first inlet pipe 7 and the third inlet pipe 17, the introduction direction is positioned at the same side, the cold medium in the first storage cavity 5 flows along the inner pipe 12, the cold medium in the third storage cavity 10 flows along the guide plate 19 in the heat exchange cylinder 1, then the heat medium is introduced into the second inlet pipe 8 and then flows along the outer pipe 11 after entering the second storage cavity 6, the flowing directions of the cold medium and the heat medium are opposite, and the heat medium is covered by the inside and the outside of the cold medium, so that the heat exchange efficiency of the heat exchanger is improved, and the cold medium and the heat medium cannot remain in the heat exchange cylinder 1 after the work is finished, and the service life of the heat exchanger is prevented from being influenced.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (6)

1. The utility model provides a high-efficient heat exchanger, includes heat exchange tube (1), its characterized in that, the both ends of heat exchange tube (1) all are provided with baffle (14), be formed with first storage chamber (5) between baffle (14) and the barrel, one side that first storage chamber (5) was kept away from to baffle (14) is provided with cover body (13), is formed with second storage chamber (6) between the two be provided with outer tube (11) that a plurality of array distributes between cover body (13), outer tube (11) and second storage chamber (6) intercommunication, outer tube (11) are located heat exchange tube (1), and are provided with inner tube (12) in outer tube (11), the both ends and baffle (14) fixed connection of inner tube (12), and inner tube (12) and first storage chamber (5) switch on, heat exchange tube (1) are located and are formed with third storage chamber (10) between two cover bodies (13), two first storage chamber (5) are connected with first access tube (7) and third outflow tube (15) respectively, two third outflow tube (8) and third outflow tube (16) are connected with third outflow tube (17) respectively.

2. A high efficiency heat exchanger according to claim 1, wherein a plurality of equally spaced baffles (19) are arranged in the third storage chamber (10), an inflow port is provided between one side of the baffles (19) and the heat exchange cylinder (1), and the medium flow direction in the third storage chamber (10) is opposite to the medium flow direction in the outer tube (11) and the inner tube (12).

3. A high efficiency heat exchanger according to claim 1, wherein the first inlet pipe (7), the first outlet pipe (15), the second inlet pipe (8), the second outlet pipe (16) and the third inlet pipe (17) are all located at the lowest point of the heat exchange cylinder (1), and the third outlet pipe (18) is located at the highest point of the heat exchange cylinder (1).

4. A high efficiency heat exchanger according to claim 1, wherein flanges (9) are provided at both ends of the outer tube (11) and the inner tube (12), and sealing rings are provided between the flanges (9) and the partition (14) and the cover (13).

5. A high efficiency heat exchanger according to claim 1, characterized in that the heat exchange cylinder (1) is provided with a plurality of discharge pipes (2) for discharging the medium in the third storage chamber (10), and the discharge pipes (2) are provided with valves (3).

6. A high efficiency heat exchanger according to claim 1, characterized in that a support seat (4) is arranged below the heat exchange cylinder (1).