Efficient heat exchanger capable of saving space

Abstract

The utility model relates to a space-saving efficient heat exchanger. The space-saving efficient heat exchanger comprises a rack, a plate-fin heat exchanger and a fan assembly, the rack comprises a bottom plate and side plates arranged on the two sides of the upper end of the bottom plate in the width direction, the side plates are isosceles trapezoids, and a top plate is arranged at the upper ends of the side plates; the two plate-fin heat exchangers are arranged at the upper end of the bottom plate in the length direction and fixed to the left side and the right side of the side plate respectively, and each plate-fin heat exchanger is provided with an inlet and an outlet. The fan assembly is arranged on the top plate; wherein the two plate-fin heat exchangers and the top plate define a hollow structure with the section in the shape of an isosceles trapezoid, the fan assembly and the plate-fin heat exchangers communicate with the hollow structure, and the whole device is small in occupied space and has the advantage of being high in heat exchange efficiency.

Description

Technical Field

[0001] The utility model relates to the technical field of heat exchangers, in particular to a space-saving and efficient heat exchanger. Background Art

[0002] Heat exchanger is a device that transfers part of the heat of hot fluid to cold fluid. Heat exchanger plays an important role in chemical, petroleum, power, food and many other industrial production.

[0003] The Chinese utility model patent with document number CN218509646U discloses a water-air heat exchanger for a generator, the technical solution includes a box, the bottom surface of which is not closed; and a plate-fin heat exchanger, the number of which is set to two, two plate-fin heat exchangers are placed horizontally in the inner cavity of the box, the two plate-fin heat exchangers divide the inner cavity of the box into three cavities, and then divide the bottom surface of the box into air inlet 1, air inlet 2 and air outlet, the air outlet is located in the middle of the bottom surface of the box, and air inlet 1 and air inlet 2 are located on both sides of the air outlet; the plate-fin heat exchanger is connected with a liquid inlet pipe and a liquid outlet pipe, and the liquid inlet pipe and the liquid outlet pipe extend out of the side of the box. In the heat exchanger of this technical solution, the two plate-fin heat exchangers are arranged perpendicular to each other, and a box is also arranged outside the two plate-fin heat exchangers, which occupies a large space.

[0004] It should be noted that the information disclosed in the above background technology section is only used to enhance the understanding of the background of the present disclosure, and therefore may include information that does not constitute the prior art known to ordinary technicians in the field. Utility Model Content

[0005] In view of the deficiencies in the prior art, an embodiment of the utility model discloses a space-saving and efficient heat exchanger, which achieves the purpose of occupying less space as a whole by enclosing two plate-fin heat exchangers and a top plate into a hollow structure with an isosceles trapezoidal cross-section.

[0006] The technical solution adopted by the utility model is as follows:

[0007] A space-saving and efficient heat exchanger comprises a frame, a plate-fin heat exchanger and a fan assembly; the frame comprises a bottom plate, side plates arranged on both sides of the upper end in the width direction of the bottom plate, the side plates are isosceles trapezoids, and a top plate is arranged on the upper ends of the side plates; the plate-fin heat exchanger has two, which are respectively arranged at the upper ends in the length direction of the bottom plate and fixed to the left and right sides of the side plates, and the plate-fin heat exchanger has an inlet and an outlet; the fan assembly is arranged on the top plate; wherein the two plate-fin heat exchangers and the top plate enclose a hollow structure with an isosceles trapezoidal cross-section, and the fan assembly and the plate-fin heat exchanger are connected to the hollow structure.

[0008] Furthermore, the bottom plate includes a first plate arranged horizontally, a second plate arranged obliquely and symmetrically on both sides of the first plate in the length direction, and a third plate arranged vertically at the lower end of the second plate in the length direction; the side plate is arranged on the first plate, and a bent plate is arranged between the plate-fin heat exchanger and the third side.

[0009] Furthermore, the bottom plate vertically passes through a plurality of bottom beams.

[0010] Furthermore, a support plate is arranged between the bottom beam and the plate-fin heat exchanger.

[0011] Furthermore, a circle of outer edge is arranged on a side of the side plate away from the plate-fin heat exchanger, an upper end of the outer edge is fixedly connected to the top plate, and a lower end of the outer edge is fixedly connected to the first plate.

[0012] Furthermore, frame plates are arranged on both sides of the plate-fin heat exchanger, and the frame plates are fixedly connected to the side surfaces of the outer edge.

[0013] Furthermore, a plurality of cushion blocks are correspondingly arranged on the upper ends of the two plate-fin heat exchangers, an upper beam is arranged on the two opposite cushion blocks, and a top plate is arranged on the upper beam.

[0014] Furthermore, the fan assembly includes a connecting plate, a wind cover arranged on the connecting plate, and a fan arranged in the wind cover. The connecting plate is fixed to the top plate, and a ventilation hole is provided on the top plate corresponding to the fan.

[0015] Furthermore, the heat exchange device also includes an inlet pipe and an outlet pipe, the inlet pipe is connected to the inlets of the two plate-fin heat exchangers through two first branch pipes, and the outlet pipe is connected to the outlets of the two plate-fin heat exchangers through two second branch pipes.

[0016] Furthermore, a control box is also arranged on the side panel.

[0017] The beneficial effects of the embodiments of the utility model are as follows:

[0018] (i) The space-saving and efficient heat exchanger of the utility model comprises two plate-fin heat exchangers and a top plate to form a hollow structure with an isosceles trapezoidal cross-section. The fan assembly and the plate-fin heat exchanger are connected to the hollow structure. The entire device occupies less space and has the advantage of high heat exchange efficiency.

[0019] (ii) Furthermore, the left and right sides of the plate-fin heat exchanger are fixedly connected to the outer edges of the side plates through the frame plate, the lower end is fixedly connected to the third plate of the bottom plate through the bent plate, and the upper end is fixed to the two plate-fin heat exchangers through the pad and the upper beam, so that the plate-fin heat exchanger is firmly fixed. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1This is an axonometric diagram of a space-saving and efficient heat exchanger of the utility model.

[0021] Figure 2 It is a side structural schematic diagram of a space-saving and efficient heat exchanger of the utility model.

[0022] Figure 3 It is a front view structural schematic diagram of a space-saving and efficient heat exchanger of the utility model.

[0023] Figure 4 The utility model is an axonometric diagram of a fan assembly in a space-saving and efficient heat exchanger.

[0024] Figure 5 The utility model is a schematic diagram of the structure of a fan assembly in a space-saving and efficient heat exchanger as viewed from above.

[0025] Figure 6 This is an axonometric diagram of a space-saving and efficient heat exchanger of the utility model without the fan assembly.

[0026] Figure 7 The utility model is an axonometric diagram of a space-saving and efficient heat exchanger without a fan assembly and a top plate.

[0027] Figure 8 The utility model is an axonometric diagram of a bottom beam and a bottom plate in a space-saving and efficient heat exchanger.

[0028] Fig. 9 The utility model is a schematic diagram of the side structure of a bottom plate of a space-saving and efficient heat exchanger.

[0029] In the figure:

[0030] 1. Frame; 11. Bottom beam; 111. Support plate; 12. Bottom plate; 121. First side; 122. Second side; 123. Third side; 124. Bending plate; 13. Side plate; 131. Outer edge; 14. Top plate; 141. Upper beam; 142. Pad; 143. Edge wrapping; 144. Ventilation hole; 2. Plate-fin heat exchanger; 21. Frame plate; 22. Inlet; 23. Outlet; 3. Fan assembly; 31. Fan; 32. Connecting plate; 33. Fan hood; 4. Control box; 5. Inlet pipe; 51. First branch pipe; 6. Outlet pipe; 61. Second branch pipe. DETAILED DESCRIPTION

[0031] The specific implementation of the present utility model is described below in conjunction with the accompanying drawings.

[0032] In order to make the purpose, technical scheme and advantages of the utility model clearer, the device proposed in the utility model is further described in detail below in combination with the accompanying drawings and specific implementation methods. According to the following description, the advantages and features of the utility model will be clearer. It should be noted that the accompanying drawings adopt a very simplified form and use non-precise proportions, which are only used to conveniently and clearly assist in explaining the purpose of the implementation method of the utility model. In order to make the purpose, features and advantages of the utility model more obvious and easy to understand, please refer to the accompanying drawings. It should be noted that the structure, proportion, size, etc. illustrated by the accompanying drawings of this specification are only used to match the content disclosed in the specification, so that people familiar with this technology can understand and read, and are not used to limit the limiting conditions for the implementation of the utility model, so it has no technical substantive significance. Any modification of the structure, change of the proportional relationship or adjustment of the size, without affecting the effect that the utility model can produce and the purpose that can be achieved, should still fall within the scope of the technical content disclosed by the utility model.

[0033] First embodiment:

[0034] like Figures 1 to 9 As shown, a space-saving and efficient heat exchanger includes a frame 1, a plate-fin heat exchanger 2 and a fan assembly 3. The frame 1 includes a bottom plate 12, side plates 13 arranged on both sides of the upper end of the bottom plate 12 in the width direction, the side plates 13 are isosceles trapezoids, and a top plate 14 is arranged on the upper end of the side plates 13. There are two plate-fin heat exchangers 2, which are respectively arranged at the upper end of the length direction of the bottom plate 12 and fixed on the left and right sides of the side plates 13. The plate-fin heat exchanger 2 has an inlet 22 and an outlet 23. The fan assembly 3 is arranged on the top plate 14. Among them, the two plate-fin heat exchangers 2 and the top plate 14 enclose a hollow structure with an isosceles trapezoidal cross-section, and the fan assembly 3 and the plate-fin heat exchanger 2 are connected to the hollow structure.

[0035] In this embodiment, the plate-fin heat exchanger 2 can adopt a commercially available plate-fin heat exchanger 2, such as the all-aluminum plate-fin heat exchanger 2 of Wuxi Yuda Heat Exchanger Co., Ltd.

[0036] like Figure 8 and Fig. 9 As shown, further, the bottom plate 12 includes a first side 121 arranged horizontally, a second side 122 arranged obliquely and symmetrically on both sides of the first side 121 in the length direction, and a third side 123 arranged vertically at the lower end of the second side 122 in the length direction. Specifically, the second side 122 and the side sides of the side plate 13 are perpendicular to each other, the side plate 13 is arranged on the first side 121, and a bending plate 124 is arranged between the plate-fin heat exchanger 2 and the third side 123. Specifically, the screw passes through the bending plate 124 and is screwed into the plate-fin heat exchanger 2 and the third side 123, so that the bending plate 124 is fixedly connected to the plate-fin heat exchanger 2 and the third side 123, so that the plate-fin heat exchanger 2 is firmly fixed.

[0037] Furthermore, the bottom plate 12 vertically passes through a plurality of bottom beams 11 , and a support plate 111 is further provided between the bottom beams 11 and the plate-fin heat exchanger 2 . The bottom beams 11 and the support plate 111 are used to ensure the stability of the rack 1 .

[0038] like Figure 6 and Figure 7 As shown, further, a side of the side plate 13 away from the plate-fin heat exchanger 2 is provided with a circle of outer edges 131, and the shape of the outer edges 131 is also an isosceles trapezoid. The upper end of the outer edge 131 is fixedly connected to the top plate 14, and the lower end of the outer edge 131 is fixedly connected to the first side 121. Frame plates 21 are provided on the left and right sides of the plate-fin heat exchanger 2, and the frame plates 21 are fixedly connected to the side surfaces of the outer edge 131.

[0039] Furthermore, a plurality of pads 142 are correspondingly arranged at the upper ends of the two plate-fin heat exchangers 2, and the pads 142 pad the upper ends of the plate-fin heat exchangers 2, and upper beams 141 are arranged on the two opposite pads 142, and the top plate 14 is arranged on the upper beams 141. Preferably, a rim 143 is also arranged on the side of the top plate 14, and the rim 143 buckles the outer surfaces of the upper beam 141 and the pads 142, and the rim 143 can support the plate-fin heat exchanger 2.

[0040] like Figure 4 and Figure 5 As shown, further, the fan assembly 3 includes a connecting plate 32, a wind cover 33 arranged on the connecting plate 32, and a fan 31 arranged in the wind cover 33. The connecting plate 32 is fixed on the top plate 14, and a ventilation hole 144 is opened on the top plate 14 corresponding to the fan 31.

[0041] like Figure 1 As shown, further, the heat exchanger further includes an inlet pipe 5 and an outlet pipe 6, the inlet pipe 5 is connected to the inlets 22 of the two plate-fin heat exchangers 2 through two first branch pipes 51, and the outlet pipe 6 is connected to the outlets 23 of the two plate-fin heat exchangers 2 through two second branch pipes 61, so that the medium can be transported to the two plate-fin heat exchangers 2 at the same time. Preferably, the first branch pipe 51 is connected to the inlet 22 through a flange surface, and the second branch pipe 61 is connected to the outlet 23 through a flange surface.

[0042] Furthermore, a control box 4 is also provided on the side panel 13 , and the control box 4 is electrically connected to the fan 31 . The control box 4 can control the start and stop of the fan 31 , and its control program belongs to the prior art.

[0043] The specific workflow of this embodiment is as follows:

[0044] The hot medium enters the plate-fin heat exchanger 2 through the inlet pipe 5, the first branch pipe 51, and the inlet 22. When the medium flows in the plate-fin heat exchanger 2, the heat is transferred to the fins of the plate-fin heat exchanger 2. The cold medium is discharged through the outlet 23, the second branch pipe 61, and the outlet pipe 6. The fan 31 is started, and the external cold air passes through the fins of the plate-fin heat exchanger 2 and takes away the heat on the fins. The hot air is discharged upward through the hollow structure and the fan 31.

[0045] The technical features of the above-described embodiments may be arbitrarily combined. To make the description concise, not all possible combinations of the technical features in the above-described embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0046] The above-mentioned embodiments only express several implementation methods of the utility model, and the description is relatively specific and detailed, but it cannot be understood as limiting the scope of the utility model patent. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.

Claims

1. A space-saving and efficient heat exchanger, characterized in that: Includes frame, plate-fin heat exchanger and fan assembly; The frame includes a bottom plate, and side plates arranged on both sides of the upper end of the bottom plate in the width direction, the side plates are isosceles trapezoidal, and a top plate is arranged at the upper end of the side plates; The plate-fin heat exchanger has two, which are respectively arranged at the upper end of the bottom plate in the length direction and fixed to the left and right sides of the side plate, and the plate-fin heat exchanger has an inlet and an outlet; The fan assembly is arranged on the top plate; The two plate-fin heat exchangers and the top plate enclose a hollow structure with an isosceles trapezoidal cross-section, and the fan assembly and the plate-fin heat exchanger are connected to the hollow structure.

2. A space-saving and efficient heat exchanger according to claim 1, characterized in that: The bottom plate includes a first side arranged horizontally, a second side arranged obliquely and symmetrically on both sides of the first side in the length direction, and a third side arranged vertically at the lower end of the second side in the length direction; the side plate is arranged on the first side, and a bent plate is arranged between the plate-fin heat exchanger and the third side.

3. A space-saving and efficient heat exchanger according to claim 1, characterized in that: The bottom plate vertically passes through a plurality of bottom beams.

4. A space-saving and efficient heat exchanger according to claim 3, characterized in that: A support plate is also arranged between the bottom beam and the plate-fin heat exchanger.

5. A space-saving and efficient heat exchanger according to claim 2, characterized in that: A circle of outer edge is arranged on a side of the side plate away from the plate-fin heat exchanger, the upper end of the outer edge is fixedly connected to the top plate, and the lower end of the outer edge is fixedly connected to the first side.

6. A space-saving and efficient heat exchanger according to claim 5, characterized in that: Frame plates are arranged on both sides of the plate-fin heat exchanger, and the frame plates are fixedly connected to the side surfaces of the outer edge.

7. The space-saving and efficient heat exchanger according to claim 1, characterized in that: A plurality of cushion blocks are correspondingly arranged on the upper ends of the two plate-fin heat exchangers, an upper beam is arranged on the two opposite cushion blocks, and a top plate is arranged on the upper beam.

8. The space-saving and efficient heat exchanger according to claim 1, characterized in that: The fan assembly includes a connecting plate, a wind cover arranged on the connecting plate, and a fan arranged in the wind cover. The connecting plate is fixed to the top plate, and a ventilation hole is arranged on the top plate corresponding to the fan.

9. The space-saving and efficient heat exchanger according to claim 1, characterized in that: The heat exchange device also includes an inlet pipe and an outlet pipe, wherein the inlet pipe is connected to the inlets of the two plate-fin heat exchangers through two first branch pipes, and the outlet pipe is connected to the outlets of the two plate-fin heat exchangers through two second branch pipes.

10. The space-saving and efficient heat exchanger according to claim 1, characterized in that: A control box is also arranged on the side panel.

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