High-pressure cooling fan with adjustable stationary blade angle

Abstract

The utility model relates to the technical field of cooling fans, and provides a high-pressure cooling fan with an adjustable stationary blade angle. The high-pressure cooling fan with the fixed blade angle adjustable comprises a movable blade which is configured to rotate to generate air flow; the fixed impeller comprises a fixed impeller hub and a plurality of fixed blades arranged on the outer circumferential face of the fixed impeller hub, the fixed blades are configured to guide airflow, and the angle of the fixed impeller hub and / or the angle of the fixed blades are / is adjustable. Compared with a traditional high-pressure cooling fan, the high-pressure cooling fan is higher in adaptability, the angle of the stationary blade can be adjusted according to different working environments and requirements, the direction and speed of airflow can be optimized, the cooling effect is improved, meanwhile, use is convenient, and the angle of the stationary blade can be adjusted in multiple modes.

Description

Technical Field

[0001] The utility model generally relates to the technical field of cooling fans, and in particular to a high-pressure cooling fan with adjustable stator blade angles. Background Art

[0002] High-pressure cooling fans are currently widely used in situations where efficient heat dissipation is required (such as air-conditioning systems, refrigeration equipment, etc.), wherein high-pressure cooling fans cool the equipment by generating high-pressure airflow.

[0003] During use, the high-pressure cooling fan needs to ensure sufficient airflow pressure to meet the cooling and heat dissipation requirements of the equipment. For different working occasions, the angle of the static blades of the high-pressure cooling fan will greatly affect the airflow pressure that the high-pressure cooling fan can generate. Traditionally, the angle of the static blades of the high-pressure cooling fan is usually fixed, which greatly limits the adaptability of the high-pressure cooling fan to different working occasions. Utility Model Content

[0004] In order to at least partially solve the above problems in the prior art, the utility model provides a high-pressure cooling fan with adjustable stator blade angle, comprising:

[0005] buckets configured to rotate to generate airflow; and

[0006] A stationary impeller comprises a stationary impeller hub and a plurality of stationary blades arranged on the outer circumferential surface of the stationary impeller hub, wherein the stationary blades are configured to guide the airflow, and the angles of the stationary impeller hub and / or the stationary blades are adjustable, wherein the direction and size of the airflow can be adjusted by adjusting the angles of the stationary impeller hub and / or the stationary blades.

[0007] In the present invention, "high pressure" refers to a pressure range of 10 to 100 mmH20 (millimeters of water column).

[0008] In one embodiment of the utility model, it is provided that the high-pressure cooling fan with adjustable stator blade angle further comprises:

[0009] A fan motor is connected to the moving blades, and the fan motor is configured to drive the moving blades to rotate.

[0010] In one embodiment of the utility model, it is provided that the high-pressure cooling fan with adjustable stator blade angle further comprises:

[0011] The heat dissipation blades are arranged on a first side of the fan motor, the heat dissipation blades are arranged on a second side of the fan motor opposite to the first side, and the heat dissipation blades are configured to discharge hot air flow from the cooling area.

[0012] In one embodiment of the present invention, it is provided that the angle of the stationary blade hub and / or the stationary blade is adjusted mechanically or electrically.

[0013] In one embodiment of the utility model, it is provided that the high-pressure cooling fan with adjustable stator blade angle further comprises:

[0014] A control device is connected to the stator wheel, and the control device is configured to adjust the angle of the stator wheel hub and / or the stator blade.

[0015] In one embodiment of the present invention, it is provided that the stationary blade has a relative root and a top, and the root of the stationary blade is connected to the stationary blade hub.

[0016] In one embodiment of the present invention, it is provided that the stationary impeller further includes a stationary impeller cover connected to the top of the stationary blade.

[0017] The utility model has at least the following beneficial effects: (1) Compared with the traditional high-pressure cooling fan, it has stronger adaptability and can adjust the angle of the stationary blades according to different working environments and needs. (2) It can optimize the direction and speed of the airflow, thereby improving the cooling effect. (3) It is easy to use and can adjust the angle of the stationary blades in a variety of ways. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] To further illustrate the advantages and features of the various embodiments of the present invention, a more detailed description of the various embodiments of the present invention will be presented with reference to the accompanying drawings. It will be understood that these drawings only depict typical embodiments of the present invention and are therefore not to be considered as limiting the scope thereof. In the accompanying drawings, for clarity, identical or corresponding components will be represented by identical or similar reference numerals.

[0019] Figure 1 An exploded schematic diagram of a high-pressure cooling fan with adjustable stator blade angle in one embodiment of the utility model is shown.

[0020] Reference numerals: 101 moving blades, 102 fan motor, 103 heat dissipation blades, 104 control device, 105 stationary impeller, 106 stationary impeller hub, 107 stationary blades, 108 stationary impeller cover. DETAILED DESCRIPTION

[0021] It should be noted that the components in the figures may be shown exaggeratedly for the sake of illustration and are not necessarily true to scale. In the figures, identical or functionally identical components are provided with the same reference numerals.

[0022] In the present invention, unless otherwise specified, "arranged on...", "arranged above..." and "arranged above..." do not exclude the existence of an intermediate object between the two. In addition, "arranged on or above..." only indicates the relative positional relationship between two components, and in certain circumstances, such as after reversing the product direction, it can also be converted into "arranged under or below...", and vice versa.

[0023] In the present invention, each embodiment is only intended to illustrate the solution of the present invention and should not be understood as limiting.

[0024] In the present invention, unless otherwise specified, the quantifiers "a", "an" and "an" do not exclude the presence of multiple elements.

[0025] It should also be noted that in the embodiments of the present invention, for the sake of clarity and simplicity, only a portion of the components or assemblies may be shown, but those of ordinary skill in the art will understand that under the teachings of the present invention, the required components or assemblies may be added according to the needs of the specific scenario. In addition, unless otherwise specified, the features in different embodiments of the present invention may be combined with each other. For example, a feature in the second embodiment may be used to replace a feature in the first embodiment that corresponds to or has the same or similar functions, and the resulting embodiment also falls within the disclosure scope or recorded scope of the present application.

[0026] It should also be pointed out that within the scope of the present invention, the terms "same", "equal", "equal to" and the like do not mean that the values ​​of the two are absolutely equal, but allow a certain reasonable error, that is, the terms also cover "substantially the same", "substantially equal", "substantially equal to". By analogy, in the present invention, the terms "perpendicular to", "parallel to", etc. indicating directions also cover the meanings of "substantially perpendicular to" and "substantially parallel to".

[0027] In addition, the numbering of the steps of the methods of the present invention does not limit the execution order of the method steps. Unless otherwise specified, the method steps can be executed in different orders.

[0028] The present invention will be further described below in conjunction with specific embodiments with reference to the accompanying drawings.

[0029] Figure 1 FIG. 1 shows an exploded schematic diagram of a high-pressure cooling fan with adjustable stator blade angle in one embodiment of the utility model. Figure 1 As shown, the high-pressure cooling fan with adjustable stationary blade angle includes: moving blades 101 , a fan motor 102 , heat dissipation blades 103 , a control device 104 and a stationary impeller 105 .

[0030] The buckets 101 are configured to rotate to generate airflow.

[0031] The fan motor 102 is connected to the moving blades 101 , and the fan motor 102 is configured to drive the moving blades 101 to rotate.

[0032] The moving blades 101 are arranged on a first side of the fan motor 102 , and the heat dissipation blades 103 are arranged on a second side of the fan motor 102 opposite to the first side. The heat dissipation blades 103 can discharge hot air flow from the cooling area.

[0033] The stator wheel 105 includes a stator hub 106 and a plurality of stator blades 107 disposed on the outer circumferential surface of the stator hub, wherein the stator blades 107 are configured to guide the airflow, wherein the angles of the stator hub 106 and the stator blades 107 are adjustable. The stator blades 107 have a relative root and a top, wherein the root of the stator blade is connected to the stator hub, and the stator wheel further includes a stator wheel cover 108, which is connected to the top of the stator blade.

[0034] By adjusting the angles of the stator hub 106 and the stator blades 107, the airflow speed and direction of the high-pressure cooling fan can be optimized and adjusted, thereby improving the cooling effect of the high-pressure cooling fan. An adjustable connection point is provided at the root of the stator blade 107 or on the stator hub 106, and the angle of the stator blade 107 can be adjusted through the adjustable connection point. The adjustable connection point can adopt a rotating joint, a hinge or other adjustable structure.

[0035] The angles of the stator hub 106 and the stator blades 107 can be adjusted mechanically or electrically. The control device 104 is connected to the stator hub 106 and the stator blades 107, and the control device 104 is configured to adjust the angles of the stator hub 106 and the stator blades 107. When the angle of the stator blades 107 is adjusted mechanically, the stator blades 107 can be rotated or moved by a handle or other manual device so that the angle of the blades changes. This method is suitable for situations where regular adjustment is required, for example, the stator blades 107 can be adjusted regularly under different workloads or according to seasonal changes.

[0036] Although various embodiments of the utility model are described above, it should be understood that they are presented as examples only and not as limitations. It is obvious to those skilled in the relevant art that various combinations, modifications and changes can be made thereto without departing from the spirit and scope of the utility model. Therefore, the breadth and scope of the utility model disclosed herein should not be limited by the exemplary embodiments disclosed above, but should only be defined according to the attached claims and their equivalents.

Claims

1. A high-pressure cooling fan with adjustable stator blade angle, characterized in that: include: buckets configured to rotate to generate airflow; as well as A stationary impeller comprises a stationary impeller hub and a plurality of stationary blades arranged on the outer circumferential surface of the stationary impeller hub, wherein the stationary blades are configured to guide the airflow, and the angles of the stationary impeller hub and / or the stationary blades are adjustable, wherein the direction and size of the airflow can be adjusted by adjusting the angles of the stationary impeller hub and / or the stationary blades.

2. The high-pressure cooling fan with adjustable stator blade angle according to claim 1, characterized in that: Also includes: A fan motor is connected to the moving blades, and the fan motor is configured to drive the moving blades to rotate.

3. The high-pressure cooling fan with adjustable stator blade angle according to claim 2, characterized in that: Also includes: The heat dissipation blades are arranged on a first side of the fan motor, the heat dissipation blades are arranged on a second side of the fan motor opposite to the first side, and the heat dissipation blades are configured to discharge hot air flow from the cooling area.

4. The high-pressure cooling fan with adjustable stator blade angle according to claim 1, characterized in that: The angle of the stator hub and / or the stator blade is adjusted mechanically or electrically.

5. The high-pressure cooling fan with adjustable stator blade angle according to claim 4, characterized in that: Also includes: A control device is connected to the stator wheel, and the control device is configured to adjust the angle of the stator wheel hub and / or the stator blade.

6. The high-pressure cooling fan with adjustable stator blade angle according to claim 1, characterized in that: The stationary blade has a root portion and a top portion opposite to each other, and the root portion of the stationary blade is connected to the stationary blade hub.

7. The high-pressure cooling fan with adjustable stator blade angle according to claim 6, characterized in that: The stationary impeller further includes a stationary impeller cover connected to the top of the stationary blade.

Images