Fixing mechanism of heat exchange assembly

Abstract

The utility model relates to the technical field of heat exchange assemblies, in particular to a fixing mechanism of a heat exchange assembly, which comprises a heat exchange box, a plurality of heat exchange pipelines and two flow collecting boxes, a plurality of radiating fins are arranged on the outer walls of the heat exchange pipelines, and a pressing plate is arranged on the left side in the heat exchange box. The two flow collecting boxes are welded to the left side of the pressing plate and the right side of the heat exchange box correspondingly, and a plurality of corresponding positioning holes are formed in the left side of the pressing plate and the right side of the heat exchange box correspondingly. The left sides of a plurality of heat exchange pipelines enter a plurality of positioning holes in the left side correspondingly, then a pressing plate is squeezed rightwards through two nuts, installation and fixation of the heat exchange pipelines are completed, and then the effects that the heat exchange assembly is fixed conveniently, and time and labor are saved are achieved, the two nuts are screwed out of the outer walls of two screw rods, then the pressing plate slides out leftwards, and therefore the heat exchange assembly can be fixed conveniently. Therefore, one or more heat exchange pipelines can be taken down and replaced, and the effects that the heat exchange pipelines can be detached, replaced or maintained conveniently, and the cost input is reduced are further achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of heat exchange components, in particular to a fixing mechanism of a heat exchange component. Background Art

[0002] Heat exchange refers to the transfer of heat between hot and cold fluids. It is a unit operation of the heat transfer process. The heat exchange component is a device used for heat exchange in thermal engineering. When in use, the heat exchange component is often fixed to improve its stability.

[0003] Existing heat exchange components generally include multiple heat exchange tubes, two porous plates and two collecting pipes. When fixing the heat exchange component, it is necessary to insert the two sides of the multiple heat exchange tubes into the positioning holes of the two porous plates respectively, and then weld and fix the outer walls of the multiple heat exchange tubes and the two porous plates. Finally, weld and fix the two collecting pipes to the two ends of the multiple heat exchange tubes, and then install the fixed component inside the heat exchange box.

[0004] The shortcomings of the existing fixing mechanism of the heat exchange component are that, since the multiple heat exchange tubes and the two collecting pipes are fixed by welding, and the fixed components need to be installed inside the heat exchange box, which makes the installation and fixing time-consuming and labor-intensive. In addition, when one of the heat exchange tubes is damaged, the entire heat exchange component needs to be dismantled and replaced, which leads to a large cost investment. Therefore, it is necessary to propose a fixing mechanism of the heat exchange component to solve the above-mentioned problems. Utility Model Content

[0005] The utility model aims to provide a fixing mechanism for a heat exchange component, which is convenient for fixing the heat exchange component, saving time and effort, and is convenient for removing, replacing or repairing the heat exchange pipe to reduce cost investment.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a fixing mechanism of a heat exchange component, comprising a heat exchange box, a plurality of heat exchange pipes and two collecting boxes, the outer walls of the plurality of heat exchange pipes are each installed with a plurality of heat dissipation fins, a pressure plate is arranged on the left side inside the heat exchange box, the two collecting boxes are respectively welded to the left side of the pressure plate and the right side of the heat exchange box, a plurality of positioning holes corresponding to each other are opened on the left side of the pressure plate and the right side of the heat exchange box, the left side of the pressure plate and the right side of the heat exchange box are respectively passed through the plurality of positioning holes on the left and right sides of the plurality of heat exchange pipes and extend to the inside of the two collecting boxes, and the plurality of The outer wall of the heat exchange pipe is fixedly connected to two limit rings distributed on the left and right, and the outer walls of the plurality of limit rings are provided with annular mounting grooves, and sealing rings are installed inside the plurality of annular mounting grooves. The sealing rings on the left are squeezed against the right side of the pressure plate, and the sealing rings on the right are squeezed against the right side of the inner wall of the heat exchange box. The upper and lower sides of the inner wall of the heat exchange box are fixedly connected to vertical plates, and the left sides of the two vertical plates are fixedly connected to screws that penetrate the pressure plate through two circular holes, and the outer walls of the two screws are threadedly connected to nuts that are squeezed against the left side of the pressure plate.

[0007] In order to facilitate the positioning of the installation position of the pressure plate, as a preferred fixing mechanism of a heat exchange component of the utility model, the upper and lower sides of the inner wall of the heat exchange box are provided with positioning grooves located on the left side of the two vertical plates, and the insides of the two positioning grooves are both plugged with matching positioning blocks, and the two positioning blocks are respectively fixedly connected to the upper and lower sides of the pressure plate.

[0008] In order to facilitate heat dissipation of the hot fluid, as a preferred fixing mechanism of a heat exchange component of the utility model, the lower end surface of the heat exchange box is penetrated and connected with an air inlet channel, and the upper end of the heat exchange box is penetrated and installed with a suction fan.

[0009] In order to prevent foreign matter from entering the interior of the heat exchange box, as a preferred fixing mechanism of a heat exchange component of the utility model, a filter screen is installed inside the air inlet channel.

[0010] In order to facilitate the connection of the pipes for the inlet and outlet of the hot fluid, as a preferred fixing mechanism of a heat exchange component of the utility model, flange pipes are penetrated and connected on the opposite sides of the two collecting boxes.

[0011] In order to facilitate installation and fixation of the device, as a preferred fixing mechanism of a heat exchange component of the utility model, both left and right sides of the lower end surface of the heat exchange box are fixedly connected with mounting frames.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] Insert the right ends of the multiple heat exchange pipes into the multiple positioning holes on the right side, then insert the pressing plate into the heat exchange box, and at the same time make the left sides of the multiple heat exchange pipes enter the multiple positioning holes on the left side respectively, and then press the pressing plate to the right through two nuts, so that the multiple sealing rings on the right side and the multiple sealing rings on the left side are respectively pressed against the right side of the inner wall of the heat exchange box and the right side of the pressing plate, thereby preventing the hot fluid inside the two collecting boxes from flowing into the inside of the heat exchange box, completing the installation and fixation of the multiple heat exchange pipes, thereby achieving the effect of facilitating the fixation of the heat exchange assembly and saving time and effort;

[0014] By screwing the two nuts out of the outer walls of the two screws and then sliding the pressure plate to the left, one or more of the heat exchange pipes can be removed and replaced, thereby facilitating the removal, replacement or maintenance of the heat exchange pipes and reducing cost investment. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is an overall front cross-sectional view of the utility model;

[0016] Figure 2 For the utility model Figure 1 Enlarged view of point A in the middle;

[0017] Figure 3 This is a connection structure diagram of the pressure plate of the utility model.

[0018] In the figure: 1. heat exchange box; 2. pressure plate; 3. positioning hole; 4. heat exchange pipe; 5. heat dissipation fin; 6. limit ring; 7. annular mounting groove; 8. sealing ring; 9. collecting box; 10. flange pipe; 11. vertical plate; 12. screw; 13. nut; 14. positioning groove; 15. positioning block; 16. air inlet channel; 17. filter screen; 18. suction fan; 19. mounting frame. DETAILED DESCRIPTION

[0019] See also Figures 1 to 3A fixing mechanism of a heat exchange component comprises a heat exchange box 1, a plurality of heat exchange pipes 4 and two header boxes 9. The outer walls of the plurality of heat exchange pipes 4 are all installed with a plurality of heat dissipation fins 5. A pressing plate 2 is arranged on the left side of the interior of the heat exchange box 1. The two header boxes 9 are respectively welded to the left side of the pressing plate 2 and the right side of the heat exchange box 1. A plurality of positioning holes 3 corresponding to each other are opened on the left side of the pressing plate 2 and the right side of the heat exchange box 1. The left and right sides of the plurality of heat exchange pipes 4 respectively pass through the plurality of positioning holes 3 and extend to the interior of the two header boxes 9. The outer walls of the plurality of heat exchange pipes 4 are all fixedly connected with There are two limit rings 6 distributed on the left and right, and the outer walls of the multiple limit rings 6 are provided with annular mounting grooves 7, and sealing rings 8 are installed inside the multiple annular mounting grooves 7. The multiple sealing rings 8 on the left are squeezed against the right side of the pressure plate 2, and the multiple sealing rings 8 on the right are squeezed against the right side of the inner wall of the heat exchanger box 1. The upper and lower sides of the inner wall of the heat exchanger box 1 are fixedly connected with vertical plates 11, and the left sides of the two vertical plates 11 are fixedly connected with screws 12 that penetrate the pressure plate 2 through two circular holes, and the outer walls of the two screws 12 are threadedly connected with nuts 13 that are squeezed against the left side of the pressure plate 2.

[0020] In this embodiment: the right ends of the plurality of heat exchange pipes 4 are inserted into the interior of the plurality of positioning holes 3 on the right side until the plurality of sealing rings 8 on the right side contact the right side of the inner wall of the heat exchange box 1, and then the pressure plate 2 is inserted into the interior of the heat exchange box 1, and the left sides of the plurality of heat exchange pipes 4 are respectively entered into the interior of the plurality of positioning holes 3 on the left side, so as to complete the positioning of the plurality of heat exchange pipes 4. At the same time, the two screws 12 pass through the pressure plate 2 through the two circular holes, and then the two nuts 13 are respectively screwed into the outer walls of the two screws 12, and the pressure plate 2 is pressed to the right. At this time, under the limiting effect of the plurality of limiting rings 6, the plurality of sealing rings 8 on the right side are pressed against the right side of the inner wall of the heat exchange box 1, and the plurality of sealing rings 8 on the left side are pressed against the right side of the pressure plate 2, so as to prevent the hot fluid inside the two collecting boxes 9 from flowing into the interior of the heat exchange box 1, and complete the installation and fixation of the plurality of heat exchange pipes 4, so as to achieve the effect of facilitating the fixation of the heat exchange component and saving time and effort.

[0021] By screwing the two nuts 13 out of the outer walls of the two screw rods 12 and then sliding the pressure plate 2 to the left, one or more of the heat exchange pipes 4 can be removed and replaced, thereby facilitating the removal, replacement or maintenance of the heat exchange pipes 4 and reducing cost investment.

[0022] As a technical optimization solution of the utility model, positioning grooves 14 located on the left side of the two vertical plates 11 are opened on the upper and lower sides of the inner wall of the heat exchange box 1, and positioning blocks 15 matching them are inserted into the inside of the two positioning grooves 14. The two positioning blocks 15 are fixedly connected to the upper and lower sides of the pressure plate 2 respectively.

[0023] In this embodiment, two positioning grooves 14 and two positioning blocks 15 are provided to facilitate positioning of the installation position of the pressing plate 2 .

[0024] As a technical optimization solution of the present invention, an air inlet passage 16 is connected through the lower end surface of the heat exchange box 1 , and a suction fan 18 is installed through the upper end of the heat exchange box 1 .

[0025] In this embodiment: the cold fluid is sucked into the interior of the heat exchange box 1 by the suction fan 18, and is brought into contact with the plurality of heat exchange pipes 4 and the plurality of heat dissipation fins 5, thereby dissipating the heat of the hot fluid in the heat exchange pipes 4.

[0026] As a technical optimization solution of the present invention, a filter screen plate 17 is installed inside the air inlet channel 16 .

[0027] In this embodiment, a filter screen 17 is provided to prevent foreign matter from entering the interior of the heat exchange box 1 .

[0028] As a technical optimization solution of the present invention, flange pipes 10 are connected through the opposite sides of the two collecting boxes 9 .

[0029] In this embodiment, two flange pipes 10 are provided to respectively connect the pipes for the hot fluid to enter and exit.

[0030] As a technical optimization solution of the present invention, mounting brackets 19 are fixedly connected to both left and right sides of the lower end surface of the heat exchange box 1 .

[0031] In this embodiment, two mounting frames 19 are provided to facilitate fixed installation of the device.

[0032] Working principle: first, insert the right ends of the multiple heat exchange pipes 4 into the multiple positioning holes 3 on the right side until the multiple sealing rings 8 on the right side contact the right side of the inner wall of the heat exchange box 1, and then insert the pressure plate 2 into the heat exchange box 1 through the two positioning grooves 14 and the two positioning blocks 15, and make the left sides of the multiple heat exchange pipes 4 enter the multiple positioning holes 3 on the left side respectively, so as to complete the positioning of the multiple heat exchange pipes 4. At the same time, the two screws 12 pass through the pressure plate 2 through the two circular holes, and then the two nuts 13 are respectively screwed into the outer walls of the two screws 12, and the pressure plate 2 is squeezed to the right. At this time, under the limiting action of the multiple limiting rings 6, the multiple sealing rings 8 on the right side are squeezed against the right side of the inner wall of the heat exchange box 1, and the multiple sealing rings 8 on the left side are squeezed against the right side of the pressure plate 2, thereby preventing the hot fluid inside the two collecting boxes 9 from flowing into the inside of the heat exchange box 1, and completing the installation and fixation of the multiple heat exchange pipes 4, so as to achieve the effect of facilitating the fixation of the heat exchange component and saving time and effort;

[0033] By screwing the two nuts 13 out of the outer walls of the two screw rods 12 and then sliding the pressure plate 2 to the left, one or more of the heat exchange pipes 4 can be removed and replaced, thereby facilitating the removal, replacement or maintenance of the heat exchange pipes 4 and reducing cost investment.

[0034] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A fixing mechanism for a heat exchange component, comprising a heat exchange box (1), a plurality of heat exchange pipes (4) and two header boxes (9), wherein the outer walls of the plurality of heat exchange pipes (4) are each provided with a plurality of heat dissipation fins (5), characterized in that: A pressure plate (2) is provided on the left side of the interior of the heat exchange box (1), and the two collecting boxes (9) are respectively welded to the left side of the pressure plate (2) and the right side of the heat exchange box (1), and a plurality of mutually corresponding positioning holes (3) are provided on the left side of the pressure plate (2) and the right side of the heat exchange box (1), and the left and right sides of the plurality of heat exchange pipes (4) respectively pass through the plurality of positioning holes (3) and extend to the interior of the two collecting boxes (9), and the outer walls of the plurality of heat exchange pipes (4) are fixedly connected to two left-and-right distributed limiting rings (6), and the outer walls of the plurality of limiting rings (6) are provided with annular mounting holes. A mounting groove (7), wherein sealing rings (8) are installed inside the plurality of annular mounting grooves (7), wherein the plurality of sealing rings (8) located on the left side are pressed against the right side of the pressure plate (2), and the plurality of sealing rings (8) located on the right side are pressed against the right side of the inner wall of the heat exchange box (1), and the upper and lower sides of the inner wall of the heat exchange box (1) are fixedly connected with vertical plates (11), and the left sides of the two vertical plates (11) are fixedly connected with screws (12) penetrating the pressure plate (2) through two circular holes, and the outer walls of the two screws (12) are threadedly connected with nuts (13) pressed against the left side of the pressure plate (2).

2. A fixing mechanism for a heat exchange component according to claim 1, characterized in that: The heat exchange box (1) has positioning grooves (14) on the left side of the two vertical plates (11) on both upper and lower sides of the inner wall. Positioning blocks (15) matching the positioning grooves (14) are inserted into the interior of the two positioning grooves (14). The two positioning blocks (15) are fixedly connected to the upper and lower sides of the pressure plate (2) respectively.

3. A fixing mechanism for a heat exchange component according to claim 1, characterized in that: An air inlet passage (16) is connected through the lower end surface of the heat exchange box (1), and a suction fan (18) is installed through the upper end of the heat exchange box (1).

4. A fixing mechanism for a heat exchange component according to claim 3, characterized in that: A filter screen plate (17) is installed inside the air inlet channel (16).

5. The fixing mechanism of a heat exchange component according to claim 1, characterized in that: The two opposite sides of the two collecting boxes (9) are both connected through flange pipes (10).

6. A fixing mechanism for a heat exchange component according to claim 1, characterized in that: The left and right sides of the lower end surface of the heat exchange box (1) are fixedly connected with mounting frames (19).

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