CN212272643U

CN212272643U - Axial fan support

Info

Publication number: CN212272643U
Application number: CN202020957831.9U
Authority: CN
Inventors: 鄢慧文; 徐军; 杨勇; 饶万勇
Original assignee: CRRC Zhuzhou Institute Co Ltd
Current assignee: CRRC Zhuzhou Institute Co Ltd
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2021-01-01
Anticipated expiration: 2030-05-29

Abstract

The utility model provides an axial fan support, include the support body and locate the pressure rivet screw on the support body, the riveting nut, the support body is for including mounting panel one and bend respectively from mounting panel one both ends and extend the mounting panel two that forms, the integration sheet metal structure of mounting panel three, set up the wind gap that supplies axial fan air inlet air-out on the mounting panel one, two or more than two pressure rivet screws are located mounting panel one around the wind gap and are used for fixed axial fan, the riveting nut is located on the mounting panel two and is used for connecting the apron, be equipped with the through-hole that supplies the fixed usefulness of axial fan support on the mounting panel three. The utility model discloses an axial fan support, support body extend for both ends and are formed with the integration U-shaped sheet metal component of curb plate, are convenient for and shell cooperation installation such as apron, and the preparation method is ripe reliable, has effectively reduced manufacturing cost, sets up on the support body and presses the rivet screw, effectively promotes axial fan's packaging efficiency, sets up the riveting nut and comes and shell connections such as apron, and the structure is reliable, and occupation space is little.

Description

Axial fan support

Technical Field

The utility model relates to a heat abstractor technical field, concretely relates to axial fan support.

Background

When the axial flow fan works, the blades push air to flow in the same direction as the shaft. Axial fans are widely used in the fields of metallurgy, chemical engineering, light industry, food, medical equipment, mechanical equipment, civil buildings and the like for ventilation or enhanced heat dissipation. In the wide application of the axial flow fan, the axial flow fan supporter serves as an important member for supporting the axial flow fan, and serves as a bridge for connecting the axial flow fan and the device case. The existing fan support is only provided with a through hole for mounting a fan, when the fan is mounted, a screwdriver needs to be held by one hand to fix a screw to prevent the screw from rotating, and a sleeve is used for screwing a nut by the other hand, so that the mounting process is time-consuming and labor-consuming, and a working procedure of mounting the fan on the fan support is often completed by specially arranging a working position during actual production; in addition, the conventional fan bracket is connected with a shell member such as a cover plate in a mode of welding a nut column, and the nut column occupies a large space and is easy to interfere with a radiator. Therefore, in order to solve the above problems, it is necessary to design a new axial fan bracket.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects of the prior art and providing an axial fan support which has reliable structure, easy assembly and low production cost.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

the utility model provides an axial fan support, rivet screw, riveting nut including the support body with the pressure of locating on the support body, the support body is including mounting panel one and respectively certainly a mounting panel two, the three integrated sheet metal structure of mounting panel that the extension formed are bent at a mounting panel both ends, set up the wind gap of at least one confession axial fan air inlet air-out on the mounting panel one, two or more the pressure is riveted the screw and is centers on the wind gap is located mounting panel one is last in order to be used for fixed axial fan, riveting nut locates mounting panel two is last in order to be used for connecting the apron, be equipped with the fixed through-hole of usefulness of confession axial fan support on the mounting panel three. Two or more than two air ports can be arranged on the first mounting plate of the bracket body along the horizontal direction or the vertical direction according to actual needs, and at least two press riveting screws for mounting a fan are riveted around each air port on the bracket body, so that the structure is reliable; when the axial flow fan is installed, the pressure riveting screw penetrates through a corresponding through hole on the axial flow fan, and then a corresponding nut is screwed; because the rivet-pressing screw is riveted on the support body, when the nut is screwed, the screw cannot rotate, and the mounting mode effectively improves the assembly efficiency of the axial flow fan.

In one embodiment, the edge of the mounting plate III extends to form a circuit board mounting plate, and a mounting hole for mounting a PCB is formed in the plate body of the circuit board mounting plate. One side mounting plate of the axial flow fan support can be expanded to be used as a circuit board mounting plate, so that the axial flow fan support has the function of mounting a PCB and is beneficial to simplifying the structure.

In one embodiment, four press riveting screws are arranged on the first mounting plate, and the four press riveting screws surround the periphery of the air port and are distributed in a rectangular shape. The axial fan is stably installed on the axial fan support through the four press riveting screws, and noise caused by shaking of the axial fan support when the fan rotates is avoided.

In one embodiment, the third mounting plate is provided with two through holes, and the two through holes are respectively arranged at two ends of the third mounting plate. The axial flow fan bracket is fixed on the shell of the required heat dissipation equipment through bolts and nuts so as to install the axial flow fan on the equipment shell.

In one embodiment, the riveting nut is a press riveting nut. The pressure riveting nut has the advantages of exquisite structure, high torque resistance, convenience in assembly, simplicity in pressure riveting, seriation of specifications and capability of meeting various design requirements.

In one embodiment, the edge part of one end of the first mounting plate, which is connected with the second mounting plate, is sunken to form an abutting part, and the abutting part is used for being matched and abutted with a structure of the required heat dissipation equipment. Aiming at the equipment with different internal structures, the specific shape of the abutting part on the first mounting plate is adjusted, so that the axial flow fan support is integrally and stably mounted on the equipment.

In one embodiment, the first mounting plate is provided with two air ports side by side. The axial fan bracket can be provided with two or more than two air ports for assembling two or more than two axial fans so as to meet the ventilation and heat dissipation requirements of different types of equipment.

In one embodiment, two or more riveting nuts are uniformly arranged on the second mounting plate at intervals. When the axial flow fan support is provided with two or more axial flow fans along the length direction, two or more riveting nuts are required to be arranged on the second mounting plate to stably fix the shell components such as the cover plate on the second mounting plate, and the two or more riveting nuts are arranged at uniform intervals, so that the uniform stress and the difficult deformation of each part of the cover plate can be ensured.

In one embodiment, the mounting plate two includes two mounting plates distributed at intervals, and each mounting plate is provided with one riveting nut. When two or more than two riveting nuts need to be installed on the axial flow fan bracket, the second installation plate is designed into two or more than two installation support plates which are distributed at intervals, so that the material consumption for producing the axial flow fan bracket is reduced, and the overall weight of the bracket is reduced.

In one embodiment, the extending direction of the tail of the pressure riveting screw is consistent with the extending direction of the plate surfaces of the second mounting plate and the third mounting plate. The extension direction of the tail of the pressure riveting screw is consistent with the extension direction of the surfaces of the second mounting plate and the third mounting plate, and the axial flow fan is accommodated between the second mounting plate and the third mounting plate, so that the axial flow fan support with the axial flow fan is more compact in overall structure, small in occupied space and convenient to apply to ventilation and heat dissipation systems of various devices.

Compared with the prior art, the utility model discloses axial fan support's beneficial effect is:

(1) the bracket body is an integrated U-shaped sheet metal part, two ends of the bracket body extend to form side plates, the bracket body is convenient to be installed in a matching way with shells such as a cover plate and a shell, when the bracket is manufactured and produced, the edge shape of the bracket body can be correspondingly adjusted in the blanking step according to different internal space structures of different equipment, so that the axial flow fan bracket can be assembled in various equipment, and the application range is wider; the support body is provided with the press riveting screw for fixing the axial flow fan, and the press riveting screw only needs to penetrate through a corresponding through hole on the axial flow fan and then screw a corresponding nut during installation, so that the assembly is easy, the assembly efficiency of the axial flow fan is effectively improved, the axial flow fan is still installed through the screw, and the reliability of the structure is ensured under the condition of simplifying the assembly; set up the riveting nut on the support body and come to be connected with casing components such as apron, the structure is reliable, and occupation space is little, is difficult for during the assembly to take place to interfere with the radiator, and when needs ventilation cooling's equipment internally mounted space has the limit, more does benefit to the ventilation cooling system configuration of guarantee equipment.

(2) Set up on axial fan support's support body and press rivet screw and riveting nut, compare in adopting welded mode to set up screw or nut, riveting mode itself changes in the operation, will press rivet screw and riveting nut to rivet on the support, does not have the requirement to the thickness of support body, does not have the support and thin and weld the problem of fusible, is favorable to sparingly materials.

(3) The axial flow fan support is simple in overall structure and easy to manufacture, manufacturing can be completed only through the processes of blanking, riveting, bending, surface treatment, cleaning, checking and the like, conventional bending can be performed during bending, a bending die is not needed, the manufacturing method is mature and reliable, and production cost is effectively reduced.

Other advantages of the present invention will be described in detail in the following detailed description of the invention, which proceeds with reference to the accompanying drawings.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation.

In the drawings:

fig. 1 is a schematic structural view of a first embodiment of an axial fan bracket according to the present invention;

FIG. 2 is a side view block diagram of the axial fan support of FIG. 1;

FIG. 3 is a top view of the axial fan support of FIG. 1;

FIG. 4 is a schematic structural view of a second embodiment of the axial fan bracket of the present invention;

FIG. 5 is a top view structural view of the axial fan support shown in FIG. 4;

fig. 6 is a schematic structural view of a third embodiment of the axial fan bracket according to the present invention;

FIG. 7 is a side view block diagram of the axial fan support of FIG. 6;

fig. 8 is a top view structural view of the axial flow fan bracket shown in fig. 6.

Description of reference numerals: the support comprises a support body 1, a first mounting plate 11, a first air opening 111, a 112 abutting part, a second mounting plate 12, a 121 mounting support plate, a third mounting plate 13, a 131 through hole, a circuit board mounting plate 14, a 141 mounting hole, a 2-press riveting screw and a 3-press riveting nut.

Detailed Description

To further explain the technical solution of the present invention, the present invention is explained in detail below with reference to the accompanying drawings, in which like reference numerals refer to like parts.

First embodiment

Fig. 1 is the utility model discloses the structural schematic diagram of the first embodiment of axial fan support, combine to refer to fig. 1 to fig. 3, in this embodiment, axial fan support includes support body 1 and locates the pressure rivet screw 2 on the support body 1, rivet nut 3, and support body 1 is for including mounting panel 11 and respectively from the mounting panel 11 both ends bend the integrated sheet metal structure that extends two 12 of the mounting panel that forms, three 13 of mounting panel, and support body 1's material can be but is not limited to aluminum plate or steel sheet. An air opening 111 for air inlet and air outlet of the axial flow fan is formed in the first mounting plate 11, the rivet pressing screw 2 is arranged on the first mounting plate 11 around the air opening 111 and used for fixing the axial flow fan, the riveting nut 3 is arranged on the second mounting plate 12 and used for connecting a cover plate, and a through hole 131 for fixing the axial flow fan support is formed in the third mounting plate 13. The two mounting plates 12 and the three mounting plates 13 are respectively bent and extended towards the same side from two ends of the first mounting plate 11, the support body 1 is an integrated sheet metal part which is integrally U-shaped, and compared with a support structure in a flat plate shape, the support structure is more convenient to be installed in a matching manner with shells such as a cover plate and a shell.

In this embodiment, four press-riveting screws 2 are arranged on the first mounting plate 11, the four press-riveting screws 2 are distributed in a rectangular shape around the air opening 111, and the riveting nut 3 is a press-riveting nut. Two through holes 131 are formed in the third mounting plate 13, and the two through holes 131 are respectively formed in two ends of the third mounting plate 13. In other embodiments, the riveting nut 3 may also be a blind riveting nut or a pop nut.

In this embodiment, an edge portion of the first mounting plate 11, to which the second mounting plate 12 is connected, is recessed to form an abutting portion 112, and the abutting portion 112 is configured to be in abutting fit with a structure of a desired heat dissipation device.

In the present embodiment, the extending direction of the tail of the clinch screw 2 coincides with the extending direction of the plate surfaces of the second mounting plate 12 and the third mounting plate 13. The extending direction of the tail of the pressure riveting screw 2 is consistent with the extending direction of the plate surfaces of the second mounting plate 12 and the third mounting plate 13, and the axial flow fan is accommodated between the second mounting plate 12 and the third mounting plate 13, so that the axial flow fan support with the axial flow fan is more compact in overall structure and small in occupied space.

Second embodiment

Fig. 4 is the utility model discloses axial fan support second embodiment's structural schematic diagram, combine to refer to fig. 4 and fig. 5, in this embodiment, axial fan support includes support body 1 and locates the pressure rivet screw 2 on the support body 1, riveting nut 3, support body 1 is including mounting panel 11 and respectively from mounting panel 11 both ends bend the mounting panel two 12 that extend the formation, the three 13 integrated sheet metal structure of mounting panel, set up two wind gaps 111 that supply axial fan air inlet air-out on mounting panel 11, pressure rivet screw 2 locates on mounting panel 11 around wind gap 111 in order to be used for fixed axial fan, riveting nut 3 locates on mounting panel two 12 in order to be used for the connection cover plate, be equipped with on the mounting panel three 13 and supply the fixed through-hole 131 of axial fan support.

In this embodiment, two air ports 111 are arranged on the first mounting plate 11 side by side. In other embodiments, two or more than two air ports can be opened on the first mounting plate 11 along the horizontal direction and/or the vertical direction according to actual needs.

In the embodiment, four press riveting screws 2 are arranged around each air opening 111 on the mounting plate I11, and the four press riveting screws 2 are distributed around the air opening 111 in a rectangular shape; the second mounting plate 12 comprises two mounting support plates 121 which are distributed at intervals, each mounting support plate 121 is provided with a riveting nut 3, and the riveting nut 3 is a press riveting nut. When two or more than two riveting nuts need to be installed on the axial flow fan bracket, the second installation plate is designed into two or more than two installation support plates which are distributed at intervals, so that the material consumption for producing the axial flow fan bracket is reduced, and the overall weight of the bracket is reduced.

In this embodiment, two through holes 131 are disposed on the third mounting plate 13, and the two through holes 131 are disposed at two ends of the third mounting plate 13 respectively. The extending direction of the tail of the pressure riveting screw 2 is consistent with the extending direction of the plate surfaces of the second mounting plate 12 and the third mounting plate 13.

Third embodiment

Fig. 6 is the utility model discloses axial fan support third embodiment's structural schematic diagram, combine to refer to fig. 6 to fig. 8, in this embodiment, axial fan support includes support body 1 and locates the pressure rivet screw 2 on the support body 1, riveting nut 3, support body 1 is including mounting panel 11 and respectively from mounting panel 11 both ends bend the mounting panel two 12 that extend the formation, the integration sheet metal construction of mounting panel three 13, set up two wind gaps 111 that supply axial fan air inlet air-out on mounting panel 11, pressure rivet screw 2 locates on mounting panel 11 around wind gap 111 in order to be used for fixed axial fan, riveting nut 3 locates on mounting panel two 12 in order to be used for the connection cover plate, be equipped with on the mounting panel three 13 and supply the fixed through-hole 131 of usefulness of axial fan support.

In this embodiment, the edge of the mounting plate three 13 extends to form the circuit board mounting plate 14, and a mounting hole 141 for mounting a PCB is opened on the plate body of the circuit board mounting plate 14. One side mounting plate of the axial flow fan support can be expanded to be used as a circuit board mounting plate, so that the axial flow fan support has the function of mounting a PCB and is beneficial to simplifying the structure.

In the embodiment, two air ports 111 are arranged on the mounting plate I11 side by side, four press riveting screws 2 are arranged around each air port 111 on the mounting plate I11, and the four press riveting screws 2 are distributed in a rectangular shape around the air ports 111; the mounting plate II 12 is evenly provided with three riveting nuts 3 at intervals, and in other embodiments, the number of the riveting nuts 3 can be adjusted according to specific requirements.

In this embodiment, two through holes 131 are disposed on the third mounting plate 13, and the two through holes 131 are disposed at two ends of the third mounting plate 13 respectively. The extending direction of the tail of the pressure riveting screw 2 is consistent with the extending direction of the plate surfaces of the second mounting plate 12 and the third mounting plate 13. In other embodiments, the air opening 111 of the axial fan support may be circular or have other shapes corresponding to the shape of the fan.

In this embodiment, the rivet nut 3 is a press rivet nut, and the axial fan bracket is manufactured through processes of blanking, press riveting, bending, surface treatment, cleaning, inspection, and the like. Specifically, the blanking modes include but are not limited to shearing machine blanking, punch blanking, NC (numerical control) blanking, laser blanking and the like, and one blanking mode can be selected to process a steel plate or an aluminum plate according to a bracket sheet metal part expansion diagram so as to obtain a flat plate part structure after the bracket parts are expanded; riveting a press riveting screw and a press riveting nut to the obtained sheet metal part through a punch press or a hydraulic press riveting machine; during bending, the bending machine can be used for performing conventional bending on the bending machine without a bending die; then, according to the application requirement, a proper surface treatment process is selected for treatment, such as anodizing treatment of the aluminum plate. The riveting process and the bending process can be performed in a reversed order or in a crossed manner.

The utility model provides an axial fan support, support body are integrated sheet metal construction, when the preparation is produced, can be according to the difference of different equipment inner space structures, carry out corresponding adjustment to the marginal shape of support body in this step of unloading, make axial fan support assemble in all kinds of equipment, axial fan support's range of application is wider; the support body is provided with the press riveting screw for fixing the axial flow fan, and the press riveting screw only needs to penetrate through the corresponding through hole on the axial flow fan and then screw down the corresponding nut during installation, so that the assembly is easy, and the assembly efficiency of the axial flow fan is effectively improved; the riveting nut is arranged on the support body to be connected with shell components such as the cover plate and the like, so that the structure is reliable, the occupied space is small, the interference with a radiator is not easy to occur during assembly, and when the installation space in the equipment needing ventilation and heat dissipation is limited, the configuration of a ventilation and heat dissipation system of the equipment is more favorably ensured; the axial flow fan support is simple in overall structure and easy to manufacture, manufacturing can be completed only through the processes of blanking, riveting, bending, surface treatment, cleaning, checking and the like, conventional bending can be performed during bending, a bending die is not needed, the manufacturing method is mature and reliable, and production cost is effectively reduced.

The above description is only for the specific embodiments of the present invention, and it should be noted that any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are all covered by the protection scope of the present invention.

Claims

1. An axial fan bracket is characterized by comprising a bracket body (1), and a riveting screw (2) and a riveting nut (3) which are arranged on the bracket body (1), the bracket body (1) is an integrated sheet metal structure which comprises a first mounting plate (11), a second mounting plate (12) and a third mounting plate (13) which are respectively formed by bending and extending from two ends of the first mounting plate (11), the mounting plate I (11) is provided with at least one air inlet (111) for air inlet and air outlet of the axial flow fan, two or more than two rivet pressing screws (2) are arranged on the mounting plate I (11) around the air inlet (111) to be used for fixing the axial flow fan, the riveting nut (3) is arranged on the second mounting plate (12) and is used for connecting the cover plate, and a through hole (131) for fixing the axial flow fan bracket is formed in the mounting plate III (13).

2. The axial fan bracket according to claim 1, wherein the edge of the mounting plate three (13) extends to form a circuit board mounting plate (14), and a mounting hole (141) for mounting a PCB is formed on a plate body of the circuit board mounting plate (14).

3. The axial fan bracket according to claim 1, wherein four of the rivet pressing screws (2) are arranged on the first mounting plate (11), and the four rivet pressing screws (2) are distributed in a rectangular shape around the periphery of the air port (111).

4. The axial fan bracket according to claim 1, wherein two of the through holes (131) are provided on the third mounting plate (13), and the two through holes (131) are respectively provided at both ends of the third mounting plate (13).

5. The axial fan support according to claim 1, wherein the rivet nut (3) is a press-rivet nut.

6. The axial fan bracket according to claim 1, wherein an edge portion of one end of the first mounting plate (11) to which the second mounting plate (12) is connected is recessed to form an abutting portion (112), and the abutting portion (112) is used for being matched and abutted with a structure of a required heat dissipation device.

7. The axial fan support according to claim 1, wherein said mounting plate one (11) is provided with two said ports (111) side by side.

8. The axial fan support according to claim 7, wherein two or more rivet nuts (3) are provided on the second mounting plate (12) at regular intervals.

9. The axial fan support according to claim 7, wherein said second mounting plate (12) comprises two mounting plates (121) spaced apart from each other, and each of said mounting plates (121) is provided with one of said rivet nuts (3).

10. The axial fan bracket according to any one of claims 1 to 9, wherein the extension direction of the tail of the clinch screw (2) is the same as the extension direction of the plate surfaces of the second mounting plate (12) and the third mounting plate (13).