Flow guide device and air cooling cabinet

Abstract

The utility model provides a flow guiding device and an air-cooling cabinet, and the flow guiding device specifically comprises a mounting bracket which is mounted in the air-cooling cabinet; the flow guide plate is mounted on the mounting bracket, the air guide angle can be rotationally adjusted, and the flow guide plate is positioned between a fan and a heat exchanger of the air-cooling cabinet. The guide plate is arranged on the back side of the heat exchanger of the air-cooling cabinet, so that the non-uniformity of air distribution can be improved, the heat exchange efficiency is improved, the stability of the shell is improved, and the vibration condition of the shell is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to a wind -cooled cabinet technical field, concretely is a kind of flow guide device and wind -cooled cabinet. BACKGROUND

[0002] The working principle of wind-cooled cabinet is similar to air conditioner, through the work of compressor, compressed refrigerant, liquefied refrigerant, release heat, when refrigerant is sent to refrigeration area, reduce pressure, refrigerant gasification and absorbs a large amount of heat from evaporator, evaporator releases heat in refrigeration area and becomes cold, cools the air around, fan blows the cooled air, so on and so forth, and the heat in the refrigerator is moved to the outside by the compression refrigeration system, which realizes refrigeration.

[0003] The existing wind-cooled cabinet product is affected by the use condition, the shell depth (thickness) size is small, which leads to the smaller included angle between the heat exchanger and the shell, so that the internal wind field is not uniform, which affects the heat exchange effect. UTILITY MODEL CONTENTS

[0004] The utility model discloses in order to solve the technical problem of the internal wind field of the above-mentioned prior art wind-cooled cabinet is not even, proposes a kind of flow guide device and wind-cooled cabinet.

[0005] The technical scheme adopted by the utility model is:

[0006] The utility model discloses a kind of flow guide devices, the flow guide device is installed in the shell inside of wind-cooled cabinet, and the flow guide device specifically includes:

[0007] Mounting bracket, is installed in the inside of the wind-cooled cabinet;

[0008] Flow guide plate, is installed on the mounting bracket, and the angle of wind direction can be rotated and adjusted, and it is located between the position of fan and heat exchanger of the wind-cooled cabinet.

[0009] Further, the both ends of the flow guide plate are provided with guide shafts passing through the mounting bracket, and the guide shafts are sleeved with elastic members, the end portion is sleeved with a cap, and the elastic members are compressed to lock the flow guide plate by pressing the cap.

[0010] Further, the mounting bracket includes back plate and side plate arranged at both ends of the back plate, the back plate is connected with the inner wall surface of the shell of the wind-cooled cabinet, and the both ends of the flow guide plate are rotatably connected with the two side plates.

[0011] Further, a plurality of flow guide holes are provided on the flow guide plate, and the flow guide holes are uniformly and interval arranged in strip holes or circular holes.

[0012] The application also proposes a wind-cooled cabinet, which includes the above-mentioned flow guide device.

[0013] The air-cooled cabinet comprises a cabinet, a heat exchanger installed in the upper part of the cabinet and inclined to the back side, a fan assembly installed in the lower part of the cabinet and blowing air upward, and a flow guide device installed on the inner wall of the back side of the upper part of the cabinet, wherein the upper part of the front side of the cabinet is provided with an outlet, and the lower part is provided with an air inlet.

[0014] Preferably, the height of the back side of the heat exchanger projected on the back side of the cabinet is H, the height of the flow guide plate from the bottom of the back side of the heat exchanger is h, and h is in the range of 0.2H to 0.8H.

[0015] Preferably, the distance between the bottom of the heat exchanger and the back side of the cabinet is D, the distance between the top of the flow guide plate and the back side of the cabinet is d, and d is in the range of 0.2D to 0.6D.

[0016] Preferably, the distance between the bottom of the heat exchanger and the back side of the cabinet is D, the width of the flow guide plate is w, and w is in the range of 1 / 20D to 1 / 4D.

[0017] Preferably, the flow guide plate is inclined to the back side of the cabinet, and the angle a between the flow guide plate and the horizontal line is less than 90°.

[0018] Compared with the prior art, the present application has the following advantages:

[0019] The present application can improve the unevenness of air volume distribution, improve the heat exchange efficiency, and improve the stability of the cabinet and reduce the vibration of the cabinet by setting a flow guide plate on the back side of the heat exchanger of the air-cooled cabinet. BRIEF DESCRIPTION OF DRAWINGS

[0020] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0021] Figure 1 It is a side view of the air-cooled cabinet in the prior art;

[0022] Figure 2 It is a structural schematic view of the hidden side plate of the air-cooled cabinet in the embodiment of the present application;

[0023] Figure 3 It is a structural schematic view of the flow guide device in the embodiment of the present application;

[0024] Figure 4 It is a sectional view of the flow guide device in the embodiment of the present application;

[0025] Figure 5 It isFigure 3 A magnified view of a portion of the image;

[0026] Figure 6 This is a schematic diagram of the structure of the guide plate in one embodiment of the present utility model;

[0027] Figure 7 This is a schematic diagram of the structure of the guide plate in another embodiment of the present utility model;

[0028] Figure 8 This is a side view of the air-cooled cabinet in an embodiment of this utility model;

[0029] Figure 9 This is a front view of the air-cooled cabinet in an embodiment of this utility model;

[0030] 1. Shell;

[0031] 2. Fan assembly;

[0032] 3. Heat exchanger;

[0033] 4. Air inlet;

[0034] 5. Air outlet;

[0035] 6. Flow guiding device; 61. Flow guiding plate; 62. Mounting bracket; 63. Sealing cap; 64. Spring. Detailed Implementation

[0036] To make the technical problems, technical solutions, and beneficial effects of this utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present utility model and are not intended to limit the present utility model.

[0037] The principle and structure of this utility model will be described in detail below with reference to the accompanying drawings and embodiments.

[0038] like Figure 1 As shown, existing air-cooled cabinet products are affected by usage conditions, resulting in a small shell depth (thickness) dimension, which leads to a small angle between the heat exchanger and the outer shell, resulting in uneven internal airflow and affecting the heat exchange effect.

[0039] In this regard, such as Figure 2The utility model provides a guide device installed in the air cooling cabinet shell 1, this guide device 6 specifically includes: mounting bracket 62 and guide plate 61, mounting bracket 62 is installed in the inside of air cooling cabinet, guide plate 61 is installed on this mounting bracket 62, and is located the back side of heat exchanger 3 in air cooling cabinet back to air outlet, and guide plate 61 is rotatably installed on mounting bracket 62, can rotate and adjust the angle of deflection according to the need, the below of guide plate 61 is the fan assembly 2 of setting in the air cooling cabinet shell inside, and the fan assembly 2 is upwind, can be guided by guide plate and blow to heat exchanger.

[0040] The utility model discloses a guide plate is set to the back side of heat exchanger of air cooling cabinet, can improve the unevenness of air volume distribution, improve heat exchange efficiency, and improve the stability of shell, reduce shell vibration.

[0041] As 4, 5 shows, in specific embodiment, the both ends of guide plate 61 are provided with guide shafts, and the guide shafts pass through the mounting holes on mounting bracket 62, so that guide plate 61 can rotate on mounting bracket 62, and the part of guide shafts outside mounting bracket is sleeved with elastic members, and the end part is sleeved with caps 63, and the elastic members are compressed to lock guide plate when the caps 63 are pressed.

[0042] By setting elastic members and caps, guide plate can be locked, so that guide plate is adjusted to different guide angles to adapt to different wind fields.

[0043] Specifically, the elastic members are springs 64, and the insertion hole of cap 63 is divided into two sections, the first section is close to the entrance of insertion hole, can cover spring and guide shaft at the same time, and the second section is in deep place, can be interference fit with guide shaft, after pressing cap, guide shaft is inserted into the second section of insertion hole, so that spring is compressed, cap is fixed with guide shaft at the same time, and cap is on mounting bracket, so that guide shaft cannot rotate.

[0044] After pulling out cap 63 outward, the end part of guide shaft is pulled out from the second section of insertion hole, at this time, cap is spaced from mounting bracket, and is not limited by cap 63, at this time, guide plate can rotate relative to mounting bracket.

[0045] As shown in 3, in specific embodiment, mounting bracket 62 includes back plate and side plate perpendicularly arranged at both ends of back plate, back plate is connected with the inner wall surface of shell of air cooling cabinet, and the both ends of guide plate are rotatably connected with the both ends of side plate.

[0046] The structure of mounting bracket is simple and easy to process, and only needs to fix back plate during installation.

[0047] Specifically, the back plate of mounting bracket 62 is provided with reinforcing ribs along the length direction, for improving the strength of back plate, i.e. improving the overall strength, and reducing vibration.

[0048] As shown in 6, 7, in specific embodiments, the guide plate 61 is provided with a plurality of guide holes, which are uniformly spaced strip-shaped holes or circular holes.

[0049] By providing the guide holes on the guide plate, the air blown by the fan will be uniformly distributed through the guide holes on the guide plate when passing through the guide plate, so as to improve the uniformity of the internal air field.

[0050] As shown in 6, 7, in specific embodiments, the guide plate 61 is provided with a plurality of guide holes, which are uniformly spaced strip-shaped holes or circular holes. Figure 1 、 8 , 9, the utility model also proposes a wind-cooled cabinet, including above-mentioned guide device.

[0051] By providing the guide device in the wind-cooled cabinet, the non-uniformity of the air volume distribution of the heat exchanger can be improved, the heat exchange efficiency can be improved, the shell stability can be improved, and the shell vibration condition can be reduced.

[0052] Specifically, the wind-cooled cabinet comprises: a shell 1, a heat exchanger 3, a fan assembly 2 and a guide device 6. The upper portion of the front side of the shell 1 is provided with an air outlet 5, and the lower portion is provided with an air inlet 4, and the internal space is also divided into an upper portion and a lower portion, wherein the heat exchanger 3 is installed in the upper portion of the shell 1, and is inclinedly arranged towards the back side of the shell 1, the fan assembly 2 is installed in the lower portion of the shell 1, air is inhaled from the front side, and air is blown upwards to the area between the back side of the heat exchanger and the back side of the shell, and the guide device 6 is installed on the inner wall of the back side of the upper portion of the shell, that is, in the area between the back side of the heat exchanger 3 and the back side of the shell 1.

[0053] By providing the guide device in the area of the back side of the heat exchanger of the wind-cooled cabinet, the structure and position of the internal components of the wind-cooled cabinet do not need to be changed, only the guide device needs to be added, and the setting cost is low.

[0054] In specific embodiments, the distance between the bottom of the heat exchanger 3 and the back side of the shell is D, the width of the guide plate is w, and the value range of w is 1 / 20D to 1 / 4D, and the preferred value range of w is 1 / 20D to 1 / 5D.

[0055] As shown in the following table, if the width of the guide plate is too wide, for example, reaches 1 / 3D, the air volume will be seriously attenuated, which will affect the ventilation efficiency. However, the value range of w is limited to 1 / 20D to 1 / 4D, and the air volume is not much different from that without the guide plate.

[0056]

[0057]

[0058] In specific embodiments, the height of the projection of the back side of the heat exchanger on the back side of the shell is H, the height of the bottom of the projection of the back side of the heat exchanger from the guide plate is h, and the value range of h is 0.2H to 0.8H, and the preferred value range of h is 0.4H to 0.6H.

[0059] As can be seen from the following table, the height of the guide plate from the bottom of the back side of the heat exchanger is limited to 0.2H to 0.8H, and the standard deviation is significantly lower than 0 or the value before installation, and the uniformity is better.

[0060]

[0061] In a specific embodiment, the distance from the bottom of the heat exchanger to the back side of the shell is D, and the distance from the top of the guide plate to the back side of the shell is d (i.e. the installation depth), and the value of d is 0.2D to 0.6D, and the preferred value of d is 0.2D to 0.4D.

[0062] As shown in the following table, d is limited to 0.2D to 0.6D, and the standard deviation is significantly lower than 0 or the value before installation, and the wind field uniformity is better.

[0063]

[0064]

[0065] In a specific embodiment, the guide plate is inclined to the back side of the shell, and the angle a between the guide plate and the horizontal line is less than 90°. Preferably, 0° to A. A is the inclination angle of the heat exchanger relative to the horizontal plane.

[0066] As can be seen from the following table, when the angle is less than 90 degrees, the standard deviation is small, i.e. the wind field uniformity is better.

[0067]

[0068]

[0069] It should be noted that the terms used above are only for the purpose of describing specific embodiments, and are not intended to limit the exemplary embodiments according to the present application. As used herein, the singular form is intended to include the plural form unless the context clearly indicates otherwise, and furthermore, it should be understood that when the terms "comprise" and / or "include" are used in this specification, they indicate the presence of a feature, step, operation, device, component and / or combinations thereof.

[0070] The relative arrangement of parts and steps, numerical expressions, and numerical values set forth in the examples are not intended to limit the scope of the present application unless specifically stated otherwise. Also, it is to be understood that the dimensions of the various parts shown in the drawings are not drawn to scale for the sake of convenience. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art can not be discussed in detail, but should be considered part of the specification as appropriate. In all examples shown and discussed herein, any specific values are to be interpreted as merely exemplary and not limiting. Thus, other examples of the exemplary embodiments can have different values. It is to be noted that like numbers and letters refer to like elements throughout the several views of the drawings, and that the use of or insertion of a reference number in one drawing does not preclude its use in another drawing.

[0071] In the description of the present application, it is to be understood that the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, perpendicular, horizontal", and "top, bottom" and the like indicated orientation or position relationship are usually based on the orientation or position relationship shown in the drawings, and only for the convenience of describing the present application and simplifying the description, these orientation words do not indicate and imply that the devices or elements referred to must have a specific orientation or be constructed and operated in a specific orientation, therefore, it cannot be understood as a limitation on the scope of protection of the present application; the orientation words "inner, outer" refer to the inner and outer of the contour of each component itself.

[0072] For the convenience of description, spatial relative terms such as "over", "above", "upper surface", "upper" and the like can be used herein to describe the spatial position relationship of one device or feature with other devices or features as shown in the drawings. It should be understood that the spatial relative terms are intended to include different orientations in use or operation in addition to the orientation of the device described in the drawings. For example, if the device in the drawing is inverted, the device described as "above" or "over" other devices or structures will be positioned "below" or "under" other devices or structures. Thus, the exemplary term "above" can include both "above" and "below" orientations. The device can also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatial relative descriptions used herein are interpreted accordingly.

[0073] In addition, it needs to be explained that the use of "first", "second" and the like to limit the parts is only for the convenience of distinguishing the corresponding parts, and the above words have no special meaning if there is no further declaration, so it cannot be understood as a limitation on the protection scope of the utility model. The above is only the preferred embodiment of the utility model and is not used to limit the utility model. For those skilled in the art, the utility model can have various changes and variations. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A flow guiding device installed inside a cabinet of a wind cooling refrigerator, characterized in that, The air guide device specifically comprises: a mounting bracket mounted inside the air-cooled cabinet; an air guide plate mounted on the mounting bracket, rotatable to adjust the air guide angle, and located between the fan and the heat exchanger of the air-cooled cabinet.

2. The flow directing device of claim 1, wherein, Both ends of the air guide plate are provided with guide shafts penetrating through the mounting bracket, and the guide shafts are sleeved with elastic members, and the end portions are sleeved with caps, and pressing the caps makes the elastic members compress and lock the air guide plate.

3. The flow directing device of claim 1, wherein, The mounting bracket comprises a back plate and side plates arranged at both ends of the back plate, the back plate is connected with the inner wall surface of the shell of the air-cooled cabinet, and the two side plates are rotatably connected with both ends of the air guide plate.

4. The flow directing device of claim 1, wherein, The air guide plate is provided with a plurality of air guide holes, which are uniformly and spacedly arranged in the form of strip holes or circular holes.

5. A cabinet air cooler characterized by, The air guide device comprises: The air guide device according to any one of claims 1 to 4.

6. The cabinet as claimed in claim 5, wherein The air-cooled cabinet comprises: a shell, a heat exchanger mounted on the inner back side of the upper portion of the shell, a fan assembly mounted on the lower portion of the shell to blow air upward, and the air guide device mounted on the inner back wall of the upper portion of the shell, the upper portion of the front side of the shell is provided with an outlet air, and the lower portion is provided with an inlet air.

7. The cabinet as claimed in claim 6, wherein The height of the back side of the heat exchanger projected on the back side of the shell is H, the height of the air guide plate from the bottom of the back side of the heat exchanger is h, and the value of h is in the range of 0.2H to 0.8H.

8. The cabinet as claimed in claim 6, wherein The distance between the bottom of the heat exchanger and the back side of the shell is D, the distance between the top of the air guide plate and the back side of the shell is d, and the value of d is in the range of 0.2D to 0.6D.

9. The cabinet as claimed in claim 6, wherein The distance between the bottom of the heat exchanger and the back side of the shell is D, the width of the air guide plate is w, and the value of w is in the range of 1 / 20D to 1 / 4D.

10. The cabinet as claimed in claim 6, wherein The air guide plate is inclined to the back side of the shell, and the included angle a between the air guide plate and the horizontal line is less than 90°.

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