CN211824018U

CN211824018U - Novel heat exchange fin for preventing air flow disturbance

Info

Publication number: CN211824018U
Application number: CN201921908073.5U
Authority: CN
Inventors: 赵东华; 夏咸雨; 张显鹏
Original assignee: Nanjing Jiuding Refrigeration & Air Conditioning Equipment Co ltd
Current assignee: Nanjing Jiuding Environmental Technology Co.,Ltd.
Priority date: 2019-11-06
Filing date: 2019-11-06
Publication date: 2020-10-30
Anticipated expiration: 2029-11-06

Abstract

The utility model discloses a prevent novel heat transfer fin of air current disturbance relates to the relevant field of heat transfer fin, for solving the unable destroyed problem of homogeneity that prevents the gas field flow and flow field among the prior art. The improved heat-resistant pipe joint is characterized in that a first flanging face is arranged on each rectangular fin, a second flanging face is arranged at the lower end of one side of the first flanging face, a strip is arranged on one side of the front end of each rectangular fin, a base pipe mounting groove is formed in one side of each strip, a welding groove is formed in the front end of each base pipe mounting groove, a front limiting groove plate is arranged at the upper end of each base pipe mounting groove, a fixture block is arranged on each front limiting groove plate, the rear end of each rectangular fin is provided with a rear limiting groove plate, a clamping groove is formed in each rear limiting groove plate, each rectangular fin comprises a pressure-resistant layer, the lower end of each pressure-resistant layer is provided with a first bonding layer, and the lower.

Description

Novel heat exchange fin for preventing air flow disturbance

Technical Field

The utility model relates to a heat transfer fin correlation field specifically is a prevent novel heat transfer fin of air current disturbance.

Background

The elliptic tube rectangular fin heat exchanger is a compact heat exchanger, is widely applied to the high-frequency fields of power, chemical engineering, refrigeration and the like, and under the normal condition, the base tube of the heat exchanger is a circular tube, and compared with the circular tube, the elliptical tube has a small windward side, so that the pressure loss is small, and the heat exchanger has high heat exchange efficiency, therefore, the heat exchange area is also reduced, the area of the heat exchanger is reduced, the volume is reduced, and the installation space of the equipment is saved under the same heat exchange requirement, and the conventional elliptical tube fin heat exchanger on the market, the fins are generally rectangular, the fins are rectangular and compact in size, the fin surface is provided with the turbulence holes, the turbulence holes are arranged from the side of the fluid analysis tube, the flow on the surface of the fin mainly comprises vortex flow and boundary layer flow, and although mass transfer and heat exchange are enhanced to a certain degree, the uniformity of the gas field flow and the flow field is damaged, and the damage to the inside of the heat exchanger is easy to generate.

The existing heat exchange fins cannot prevent the uniformity of the air field flow and the flow field from being damaged; therefore, the market urgently needs to develop a novel heat exchange fin for preventing air flow disturbance to help people to solve the existing problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent novel heat transfer fin of air current disturbance to the homogeneity destroyed problem of the unable air field of preventing flow and flow field that proposes among the above-mentioned background art of solution.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a prevent novel heat transfer fin of air current disturbance, includes rectangular fin, be provided with first turn-ups face on the rectangular fin, the lower extreme of first turn-ups face one side is provided with the second turn-ups face, one side of rectangular fin front end is provided with the strip, one side of strip is provided with the parent tube mounting groove, the front end of parent tube mounting groove is provided with the welded groove, the upper end of parent tube mounting groove is provided with preceding spacing frid, be provided with the fixture block on the preceding spacing frid, rectangular fin's rear end is provided with the spacing frid in back, be provided with the draw-in groove on the spacing frid in back, rectangular fin includes the resistance to pressure, the lower extreme of resistance to pressure is provided with first bond line, the lower extreme of first bond line is provided with heat-resistant layer, the lower extreme of heat-resistant layer is provided with the second bond line, the.

Preferably, the first flanging face and the second flanging face are provided with four, the first flanging face and the second flanging face are arranged to be a group of flanging, four groups of flanging are arranged at four corners of the rectangular fin, the lengths of the first flanging face and the second flanging face are arranged to be consistent, and the included angle between the first flanging face and the second flanging face is larger than ninety degrees.

Preferably, preceding spacing frid all is provided with two, two with back spacing frid preceding spacing frid uses the horizontal axis of rectangular fin as symmetry axis symmetrical arrangement, two spacing frid uses the horizontal axis of rectangular fin as symmetry axis symmetrical arrangement behind, preceding spacing frid passes through argon arc welding with rectangular fin and is connected, back spacing frid passes through argon arc welding with rectangular fin and is connected.

Preferably, the fixture block all sets up to the segmental arc with the draw-in groove, the fixture block coincide with the draw-in groove size, the fixture block passes through argon arc welding with preceding spacing frid and is connected, the parent tube mounting groove sets up to the ellipse, the welding groove slightly is greater than the size of parent tube mounting groove.

Preferably, the strip is provided with two sets ofly, every group of strip all is provided with a plurality ofly, and is two sets of the strip uses the vertical axis of rectangular fin to arrange as symmetry axis symmetry, the strip passes through argon arc welding with rectangular fin and is connected.

Preferably, the pressure-resistant layer is connected with the heat-resistant layer through a first adhesive layer, the heat-resistant layer is connected with the wear-resistant layer through a second adhesive layer, and the first adhesive layer and the second adhesive layer are both made of epoxy resin.

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

1. according to the utility model, through the arrangement of the first flanging surface and the second flanging surface, a user can have a certain fixing and supporting effect through the mutual matching of the first flanging surface and the second flanging surface and the symmetrical structural design in the use process of the heat exchange fin, and the effect of an ordinary spoiler is replaced to a certain extent, so that the airflow disturbance is prevented, and the uniformity of a flow field is ensured;

2. the utility model discloses a through the setting of fixture block and draw-in groove, the user can insert the draw-in groove through the fixture block when connecting the heat transfer fin in, is connected through fixture block and draw-in groove, can improve the connection between two heat transfer fins to a certain extent, reduction user's use cost can be by a relatively large margin.

Drawings

Fig. 1 is a front view structural diagram of a novel heat exchange fin for preventing air flow disturbance according to the present invention;

fig. 2 is a rear view structural diagram of a novel heat exchange fin for preventing air flow disturbance according to the present invention;

fig. 3 is a structural diagram of a position a of the novel heat exchange fin for preventing disturbance of air flow according to the present invention;

fig. 4 is an internal structure view of the rectangular fin of the present invention.

In the figure: 1. a rectangular fin; 2. a first flanging surface; 3. a second flanging surface; 4. strip-shaped; 5. a base pipe mounting groove; 6. welding a groove; 7. a front limit groove plate; 8. a clamping block; 9. a rear limit groove plate; 10. a card slot; 11. a pressure-resistant layer; 12. a first adhesive layer; 13. a heat-resistant layer; 14. a second adhesive layer; 15. and a wear-resistant layer.

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.

Referring to fig. 1-4, the present invention provides an embodiment: the utility model provides a prevent air current disturbance's novel heat transfer fin, including rectangular fin 1, rectangular fin 1 is last to be provided with first turn-ups face 2, the lower extreme of 2 one sides of first turn-ups face is provided with second turn-ups face 3, one side of 1 front end of rectangular fin is provided with strip 4, one side of strip 4 is provided with parent tube mounting groove 5, the front end of parent tube mounting groove 5 is provided with weld groove 6, the upper end of parent tube mounting groove 5 is provided with preceding spacing frid 7, be provided with fixture block 8 on the preceding spacing frid 7, rectangular fin 1's rear end is provided with back spacing frid 9, be provided with draw-in groove 10 on the back spacing frid 9, rectangular fin 1 includes withstand voltage layer 11, the lower extreme of withstand voltage layer 11 is provided with first bond line 12, the lower extreme of first bond line 12 is provided with heat-resistant layer 13, the lower extreme of heat-resistant layer 13 is provided with second bond line 14.

Further, first turn-ups face 2 all is provided with four with second turn-ups face 3, first turn-ups face 2 sets up to a set of turn-ups with second turn-ups face 3, and four sets of turn-ups set up in the four corners of rectangular fin 1, the length of first turn-ups face 2 and second turn-ups face 3 sets up to unanimous, the contained angle of first turn-ups face 2 and second turn-ups face 3 is greater than ninety degrees, can mutually support through first turn-ups face 2 and second turn-ups face 3, thereby prevent to a certain extent that the air current from producing the disturbance, guarantee the even in flow field simultaneously.

Further, preceding spacing frid 7 all is provided with two with back spacing frid 9, spacing frid 7 uses the horizontal axis of rectangular fin 1 to be symmetry axis symmetrical arrangement before two, spacing frid 9 uses the horizontal axis of rectangular fin 1 to be symmetry axis symmetrical arrangement after two, preceding spacing frid 7 is connected through argon arc welding with rectangular fin 1, spacing frid 9 is connected through argon arc welding with rectangular fin 1 after, can make things convenient for the user to be connected heat transfer fin through preceding spacing frid 7 and back spacing frid 9.

Further, fixture block 8 and draw-in groove 10 all set up to the segmental arc, and fixture block 8 coincide with draw-in groove 10 size, and fixture block 8 is connected through argon arc welding with preceding spacing frid 7, and parent tube mounting groove 5 sets up to the ellipse, and welding groove 6 slightly is greater than the size of parent tube mounting groove 5, and the user can strengthen the connection between the heat transfer fin of two differences through fixture block 8 and draw-in groove 10.

Further, strip 4 is provided with two sets ofly, and strip 4 every group all is provided with a plurality ofly, and two sets of strip 4 use rectangular fin 1's vertical axis to arrange as symmetry axis symmetry, and strip 4 passes through argon arc welding with rectangular fin 1 and is connected, and the user can pass through strip 4, can facilitate the user to a certain extent and use heat transfer fin.

Further, the pressure-resistant layer 11 is connected with the heat-resistant layer 13 through the first bonding layer 12, the heat-resistant layer 13 is connected with the wear-resistant layer 15 through the second bonding layer 14, the first bonding layer 12 and the second bonding layer 14 are both made of epoxy resin, and a user can strengthen the pressure resistance, the heat resistance and the wear resistance of the heat exchange fin through the effects of the pressure-resistant layer 11, the heat-resistant layer 13 and the wear-resistant layer 15.

The working principle is as follows: during the use, earlier inspect whole heat transfer fin, the user confirms that the inspection is errorless back, can use in order to begin, the user can accomplish oval parent tube and heat transfer fin's connection through parent tube mounting groove 5 earlier, and when connecting, can facilitate being connected of oval parent tube and heat transfer fin through the groove that weld groove 6 formed, after the connection is accomplished, can begin next heat transfer fin's connection, when connecting, can mutually support through fixture block 8 and draw-in groove 10, thereby facilitate the connection between two heat transfer fins, and in heat transfer fin's use, can mutually support through first turn-ups face 2 and second turn-ups face 3, structure through its symmetry, can replace the effect of normal vortex piece to a certain extent, can also prevent simultaneously that the air current from producing the disturbance, guarantee the even in flow field.

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 prevent novel heat transfer fin of air current disturbance, includes rectangular fin (1), its characterized in that: the heat-resistant and heat-insulating composite pipe is characterized in that a first flanging surface (2) is arranged on the rectangular fin (1), a second flanging surface (3) is arranged at the lower end of one side of the first flanging surface (2), a strip (4) is arranged at one side of the front end of the rectangular fin (1), a base pipe mounting groove (5) is arranged at one side of the strip (4), a welding groove (6) is arranged at the front end of the base pipe mounting groove (5), a front limiting groove plate (7) is arranged at the upper end of the base pipe mounting groove (5), a clamping block (8) is arranged on the front limiting groove plate (7), a rear limiting groove plate (9) is arranged at the rear end of the rectangular fin (1), a clamping groove (10) is arranged on the rear limiting groove plate (9), the rectangular fin (1) comprises a pressure-resistant layer (11), a first bonding layer (12) is arranged at the lower end of the pressure-resistant layer (11), and a heat-resistant layer, the lower extreme of heat-resistant layer (13) is provided with second bondinglayer (14), the lower extreme of second bondinglayer (14) is provided with wearing layer (15).

2. The novel heat exchange fin for preventing air flow disturbance as claimed in claim 1, wherein: first turn-ups face (2) all are provided with four with second turn-ups face (3), first turn-ups face (2) set up to a set of turn-ups with second turn-ups face (3), and four sets of turn-ups setting are in the four corners of rectangular fin (1), the length of first turn-ups face (2) and second turn-ups face (3) sets up to unanimous, the contained angle of first turn-ups face (2) and second turn-ups face (3) is greater than ninety degrees.

3. The novel heat exchange fin for preventing air flow disturbance as claimed in claim 1, wherein: preceding spacing frid (7) all are provided with two, two with back spacing frid (9) preceding spacing frid (7) use the horizontal axis of rectangular fin (1) to arrange as symmetry axis symmetry, two back spacing frid (9) use the horizontal axis of rectangular fin (1) to arrange as symmetry axis symmetry, preceding spacing frid (7) are connected through argon arc welding with rectangular fin (1), back spacing frid (9) are connected through argon arc welding with rectangular fin (1).

4. The novel heat exchange fin for preventing air flow disturbance as claimed in claim 1, wherein: fixture block (8) and draw-in groove (10) all set up to the segmental arc, fixture block (8) coincide with draw-in groove (10) size, fixture block (8) are connected through argon arc welding with preceding spacing frid (7), parent tube mounting groove (5) set up to the ellipse, weld groove (6) slightly is greater than the size of parent tube mounting groove (5).

5. The novel heat exchange fin for preventing air flow disturbance as claimed in claim 1, wherein: strip (4) are provided with two sets ofly, strip (4) every group all is provided with a plurality ofly, and is two sets of strip (4) use the vertical axis of rectangular fin (1) to arrange as symmetry axis symmetry, strip (4) are connected through argon arc welding with rectangular fin (1).

6. The novel heat exchange fin for preventing air flow disturbance as claimed in claim 1, wherein: the pressure-resistant layer (11) is connected with the heat-resistant layer (13) through a first bonding layer (12), the heat-resistant layer (13) is connected with the wear-resistant layer (15) through a second bonding layer (14), and the first bonding layer (12) and the second bonding layer (14) are both made of epoxy resin.