CN212870857U

CN212870857U - Plate heat exchanger of corrosion-resistant high heat transfer rate

Info

Publication number: CN212870857U
Application number: CN202021094949.XU
Authority: CN
Inventors: 李倩
Original assignee: Wuxi Shenghui Machinery Manufacturing Co ltd
Current assignee: Wuxi Shenghui Machinery Manufacturing Co ltd
Priority date: 2020-06-15
Filing date: 2020-06-15
Publication date: 2021-04-02
Anticipated expiration: 2030-06-15

Abstract

The utility model discloses a plate heat exchanger of corrosion-resistant high heat transfer rate, including fixed plate and clamp plate, the bottom side middle part fixed mounting of fixed plate has first crossbeam, the upside middle part fixed mounting of fixed plate has the second crossbeam, be connected with the screw rod of two sets of symmetries between fixed plate and the clamp plate, be equipped with the first heat transfer board of a plurality of and second heat transfer board between first crossbeam and the second crossbeam, first heat transfer board and second heat transfer board are the alternate distribution, the both sides of first heat transfer board are equipped with the first ripple groove of a plurality of, the both sides of second heat transfer board are equipped with a plurality of second ripple groove. A plurality of adjacent cavities are formed between the first heat exchange plate and the second heat exchange plate, hot fluid and cold fluid flow on two sides of the heat exchange plates respectively, and the first corrugated grooves and the second corrugated grooves on two sides of the cavities are opposite in direction, so that the turbulence of the fluid can be increased when the fluid flows in the cavities, the fluid is fully contacted with the heat exchange plates, and the heat exchange rate is improved.

Description

Plate heat exchanger of corrosion-resistant high heat transfer rate

Technical Field

The utility model relates to a heat exchanger technical field specifically is a plate heat exchanger of corrosion-resistant high heat transfer rate.

Background

The plate heat exchanger is a high-efficiency heat exchanger formed by stacking a series of metal sheets with certain corrugated shapes. Thin rectangular channels are formed between the various plates through which heat is exchanged. The plate heat exchanger is an ideal device for heat exchange of liquid-liquid and liquid-vapor. The heat exchanger has the characteristics of high heat exchange efficiency, small heat loss, compact and light structure, small occupied area, wide application, long service life and the like. Under the condition of the same pressure loss, the heat transfer coefficient of the heat exchanger is 3-5 times higher than that of a tubular heat exchanger. The corrugation direction of the metal sheets of the prior plate heat exchanger is consistent, so that the turbulence degree of the fluid flowing between the metal plates is insufficient, and the contact between the fluid and the metal plates is insufficient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a plate heat exchanger of corrosion-resistant high heat transfer rate to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a corrosion-resistant high heat transfer rate's plate heat exchanger, includes fixed plate and clamp plate, the bottom side middle part fixed mounting of fixed plate has first crossbeam, the upside middle part fixed mounting of fixed plate has the second crossbeam, be connected with the screw rod of two sets of symmetries between fixed plate and the clamp plate, be equipped with the first heat transfer board of a plurality of and second heat transfer board between first crossbeam and the second crossbeam, first heat transfer board and second heat transfer board are the distribution of trading, the both sides of first heat transfer board are equipped with the first ripple groove of a plurality of, the both sides of second heat transfer board are equipped with the second ripple groove of a plurality of, the second ripple groove is opposite with the direction in first ripple groove, the upper end of first heat transfer board and second heat transfer board all is equipped with draw-in groove and second crossbeam joint.

Preferably, the end parts of the first cross beam and the second cross beam are fixedly connected through an upright post, a groove is formed in the middle of the lower side of the pressing plate, and the groove is connected with the first cross beam in a sliding mode.

Preferably, the middle part of the upper side of the pressing plate is provided with a sliding groove, and the sliding groove is connected with the second cross beam in a sliding manner.

Preferably, the welding of the upper end avris of spout has the support, install the gyro wheel between the support, the downside and the contact of second crossbeam of gyro wheel.

Preferably, the fixed plate is welded with two groups of first connecting pipes and second connecting pipes which penetrate through the fixed plate respectively, round holes are formed in four corners of each of the first heat exchange plate and the second heat exchange plate, and the round holes are opposite to the first connecting pipes and the second connecting pipes respectively.

Compared with the prior art, the beneficial effects of the utility model are that: a plurality of adjacent cavities are formed between the first heat exchange plate and the second heat exchange plate, hot fluid and cold fluid flow on two sides of the heat exchange plates respectively, and the first corrugated grooves and the second corrugated grooves on two sides of the cavities are opposite in direction, so that the turbulence of the fluid can be increased when the fluid flows in the cavities, the fluid is fully contacted with the heat exchange plates, the heat exchange rate is favorably improved, and the first heat exchange plate and the second heat exchange plate are made of copper-zinc alloy and have good heat conductivity and corrosion resistance.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic side view of the present invention;

fig. 3 is a schematic structural diagram of the first heat exchange plate and the second heat exchange plate of the present invention.

In the figure: 1. a fixing plate; 2. pressing a plate; 3. a column; 4. a first cross member; 5. a second cross member; 6. a screw; 7. a first heat exchange plate; 8. a second heat exchange plate; 9. a first adapter tube; 10. a second adapter tube; 11. a support; 12. a roller; 13. a first corrugation groove; 14. a second corrugation groove.

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. 1-3, the present invention provides a technical solution: the utility model provides a plate heat exchanger of corrosion-resistant high heat exchange rate, includes fixed plate 1 and clamp plate 2, and the bottom side middle part fixed mounting of fixed plate 1 has first crossbeam 4, and the upside middle part fixed mounting of fixed plate 1 has second crossbeam 5, and first crossbeam 4 passes through 3 fixed connection of stand with the tip of second crossbeam 5.

The downside middle part of clamp plate 2 is equipped with the recess, recess and 4 sliding connection of first crossbeam, and the upside middle part of clamp plate 2 is equipped with the spout, spout and 5 sliding connection of second crossbeam, and the welding of the upper end avris of spout has support 11, installs gyro wheel 12 between the support 11, and the downside and the 5 contacts of second crossbeam of gyro wheel 12, and gyro wheel 12 plays the effect of support to clamp plate 2.

Two sets of symmetrical screw rods 6 are connected between the fixing plate 1 and the pressing plate 2, a plurality of first heat exchange plates 7 and second heat exchange plates 8 are arranged between the first cross beam 4 and the second cross beam 5, the first heat exchange plates 7 and the second heat exchange plates 8 are alternately distributed, the first heat exchange plates 7 and the second heat exchange plates 8 are made of copper-zinc alloy and have good heat conductivity and corrosion resistance, two sets of first connecting pipes 9 and second connecting pipes 10 which penetrate through the fixing plate 1 are welded on the fixing plate 1 respectively, round holes are formed in four corners of the first heat exchange plates 7 and the second heat exchange plates 8 and are opposite to the positions of the first connecting pipes 9 and the second connecting pipes 10 respectively, and the first connecting pipes 9 and the second connecting pipes 10 are used for flowing in and out of hot fluid and energy fluid respectively.

The both sides of first heat transfer board 7 are equipped with the first ripple groove 13 of a plurality of, the both sides of second heat transfer board 8 are equipped with a plurality of second ripple groove 14, second ripple groove 14 is opposite with the direction of first ripple groove 13, the upper end of first heat transfer board 7 and second heat transfer board 8 all is equipped with draw-in groove and second crossbeam 5 joint, fluid is from adjacent first heat transfer board 7 during the heat transfer, the cavity circulation between the second heat transfer board 8, because the chevron shape ripple groove opposite direction of cavity both sides, can increase fluidic degree of disorder, improve thermal transmission efficiency.

The working principle is as follows: after the screw 6 is screwed, the first heat exchange plate 7 and the second heat exchange plate 8 are pressed and tightly attached together to form a plurality of adjacent cavities, and when the heat exchanger is used, the hot fluid and the cold fluid are respectively connected to the first connecting pipe 9 and the second connecting pipe 10, and the hot fluid and the cold fluid respectively flow on two sides of the heat exchange plates, so that heat is conducted fully, and the first corrugated groove 13 and the second corrugated groove 14 on two sides of the cavities are opposite in direction, so that the turbulence of the fluid can be increased when the fluid flows in the cavities, and the fluid is in full contact with the heat exchange plates.

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

Claims

1. The utility model provides a plate heat exchanger of corrosion-resistant high heat exchange rate, includes fixed plate (1) and clamp plate (2), its characterized in that: a first cross beam (4) is fixedly arranged in the middle of the bottom side of the fixed plate (1), a second cross beam (5) is fixedly arranged in the middle of the upper side of the fixed plate (1), two groups of symmetrical screw rods (6) are connected between the fixed plate (1) and the pressure plate (2), a plurality of first heat exchange plates (7) and second heat exchange plates (8) are arranged between the first cross beam (4) and the second cross beam (5), the first heat exchange plates (7) and the second heat exchange plates (8) are distributed alternately, a plurality of first corrugated grooves (13) are arranged on two sides of the first heat exchange plate (7), a plurality of second corrugated grooves (14) are arranged on two sides of the second heat exchange plate (8), the second corrugation groove (14) is opposite to the first corrugation groove (13), the upper ends of the first heat exchange plate (7) and the second heat exchange plate (8) are respectively provided with a clamping groove, and the clamping grooves are connected with the second cross beam (5) in a clamping mode.

2. A corrosion resistant high heat exchange rate plate heat exchanger according to claim 1 wherein: the end parts of the first cross beam (4) and the second cross beam (5) are fixedly connected through the stand column (3), a groove is arranged in the middle of the lower side of the pressing plate (2), and the groove is connected with the first cross beam (4) in a sliding mode.

3. A corrosion resistant high heat exchange rate plate heat exchanger according to claim 1 wherein: the middle of the upper side of the pressing plate (2) is provided with a sliding groove, and the sliding groove is connected with the second cross beam (5) in a sliding manner.

4. A corrosion resistant high heat exchange rate plate heat exchanger according to claim 3 wherein: the welding of the upper end avris of spout has support (11), install gyro wheel (12) between support (11), the downside and the contact of second crossbeam (5) of gyro wheel (12).

5. A corrosion resistant high heat exchange rate plate heat exchanger according to claim 1 wherein: the fixed plate (1) is welded with two sets of first connecting pipes (9) and second connecting pipes (10) which penetrate through the fixed plate respectively, round holes are formed in four corners of the first heat exchange plate (7) and the second heat exchange plate (8), and the round holes are opposite to the positions of the first connecting pipes (9) and the second connecting pipes (10) respectively.