CN217282583U

CN217282583U - High heat dissipation type high pressure positive blower

Info

Publication number: CN217282583U
Application number: CN202220587661.9U
Authority: CN
Inventors: 王宇峰; 丁志阳; 徐兵伟
Original assignee: Suzhou Yili Technology Co ltd
Current assignee: Suzhou Yili Technology Co ltd
Priority date: 2022-03-17
Filing date: 2022-03-17
Publication date: 2022-08-23
Anticipated expiration: 2032-03-17

Abstract

The utility model discloses a high heat dissipation type high pressure fan, which comprises a fan cover and a casing fixedly arranged on the fan cover, wherein the casing comprises a left half part and a right half part which are integrally formed, and a gap is formed between the left half part and the right half part; a rear cover matched with the right half part is arranged on the right half part, an accommodating space is defined by the rear cover and the right half part in a configuration mode, a PCB and a chip are fixedly arranged in the accommodating space in a glue pouring mode, and the PCB and the chip are close to the rear cover; the upper pivot of the left half part is provided with a rotating shaft, a rotor is fixedly arranged on the rotating shaft, a stator fixedly arranged on the left half part is sleeved on the outer ring of the rotor, a fan blade is fixedly arranged on the rotating shaft, and at least part of the fan blade extends into the fan cover. The beneficial effects of the utility model are mainly embodied in that: the structure is exquisite, and the heat that the stator produced in the course of the work is discharged through half left, can reduce heat transfer in a large number to half right on, realizes tentatively cooling. In addition, the PCB and the chip are close to the rear cover, heat generated by the PCB and the chip can be taken away quickly, and the service life is prolonged.

Description

High heat dissipation type high pressure positive blower

Technical Field

The utility model relates to a fan technical field particularly, especially, relate to a high heat dissipation type high pressure positive blower.

Background

The fan is a driven fluid machine which increases the pressure of gas and discharges the gas by means of input mechanical energy. The blower is a Chinese habit abbreviation for gas compression and gas conveying machinery, and the blower generally comprises a ventilator, a blower and a wind driven generator.

Fans are widely used for ventilation, dust exhaust and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings, and for ventilation and draught of boilers and industrial furnaces and kilns; cooling and ventilation in air conditioning equipment and household appliances; drying and sorting of grains, wind tunnel wind source and air cushion boat inflation and propulsion.

Along with the use of fan is more and more extensive, also increases thereupon to the air volume of fan, so need a high pressure positive blower, when nevertheless the air volume increases, can produce a series of problems thereupon, if the fan can produce the heat at the during operation, the heat can pass through the casing and transmit to the controller on, leads to the high temperature on the controller, causes the problem that the controller burns out, seriously influences the normal work of fan, simultaneously, can cause the potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the not enough of prior art existence, provide a high heat dissipation type high pressure positive blower.

The purpose of the utility model is realized through the following technical scheme:

a high heat dissipation type high pressure fan comprises a fan cover and a machine shell fixedly arranged on the fan cover, wherein the machine shell comprises a left half part and a right half part which are integrally formed, and a gap is formed between the left half part and the right half part; a rear cover matched with the right half part is arranged on the right half part, an accommodating space is defined by the rear cover and the right half part in a configuration mode, a PCB and a chip are fixedly arranged in the accommodating space in an encapsulating mode, and the PCB and the chip are close to the rear cover; the upper pivot of the left half part is provided with a rotating shaft, a rotor is fixedly arranged on the rotating shaft, a stator fixedly arranged on the left half part is sleeved on an outer ring of the rotor, a fan blade is fixedly arranged on the rotating shaft, and at least part of the fan blade extends into the fan cover.

Preferably, the stator comprises a circular ring framework, a group of monomer tooth parts are fixedly arranged on the inner circumferential surface of the circular ring framework at equal intervals, a groove is formed between every two adjacent monomer tooth parts, a silicon steel sheet is arranged on the groove, and two sides of the silicon steel sheet are abutted to the side walls of the monomer tooth parts.

Preferably, the ring skeleton includes last skeleton and the lower skeleton that the longitudinal symmetry set up, it links up the skeleton to go up to be equipped with one between skeleton and the lower skeleton, the silicon steel sheet covers completely link up the skeleton, and at least part covers go up on skeleton and the lower skeleton.

Preferably, the stator includes the ring skeleton at least, the ring skeleton includes upper frame and lower skeleton that sets up from top to bottom, be equipped with rather than integrated into one piece's last monomer tooth portion on the upper frame, be equipped with the extension on the last monomer tooth portion, be equipped with rather than integrated into one piece's lower monomer tooth portion on the lower skeleton, be equipped with down on the monomer tooth portion with the storage tank of extension looks adaptation.

Preferably, a bearing groove is defined by the upper single tooth part and the lower single tooth part, and a silicon steel sheet is fixedly arranged on the bearing groove.

Preferably, the circular framework is a plastic-coated framework.

The beneficial effects of the utility model are mainly embodied in that: the structure is exquisite, and the heat that the stator produced in the course of the work is discharged through half left, can reduce heat transfer in a large number to half right on, realizes tentatively cooling. In addition, the PCB and the chip are close to the rear cover, heat generated by the PCB and the chip can be taken away quickly, the temperature rise of the PCB and the chip is avoided, the condition that the PCB and the chip are burnt is avoided, and the service life is prolonged.

Drawings

The technical scheme of the utility model is further explained by combining the attached drawings as follows:

FIG. 1: the utility model discloses a perspective view of the first direction in the preferred embodiment;

FIG. 2: the utility model discloses the perspective view of the first direction of the preferred embodiment, at this time, the fan cover and the fan blade are removed;

FIG. 3: the utility model discloses the perspective view of the preferred embodiment in the second direction, at this time, the back cover is removed;

FIG. 4: the utility model discloses the perspective view of stator in the first preferred embodiment;

FIG. 5: the utility model discloses the perspective view of stator in the second preferred embodiment;

FIG. 6: an enlarged view of portion a in fig. 5.

Detailed Description

The present invention will be described in detail below with reference to specific embodiments shown in the drawings. However, these embodiments are not limited to the present invention, and structural, method, or functional changes made by those skilled in the art according to these embodiments are all included in the scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1 to 3, the present invention discloses a high heat dissipation high pressure fan, which comprises a fan housing 1 and a casing 2 fixed thereon, wherein the casing 2 comprises a left half 21 and a right half 22 formed integrally, and a gap 23 is formed between the left half 21 and the right half 22. Be equipped with on right half 22 rather than the back lid 3 of looks adaptation, back lid 3 with right half 22 configuration has defined a accommodation space, the encapsulating has set firmly PCB board 4 and chip 5 in the accommodation space, PCB board 4 and chip 5 with back lid 3 is pressed close to. In the preferred embodiment, the rear cover 3 is an aluminum piece, which has high heat dissipation efficiency and high speed. The PCB and the chip are pressed close to the rear cover, heat generated by the PCB and the chip can be taken away quickly, the temperature rise of the PCB and the chip is avoided, the condition that the PCB and the chip are burnt is caused, and the service life is prolonged.

A rotating shaft 6 is arranged on the left half portion 21 through a pivot, a rotor (not shown in the figure) is fixedly arranged on the rotating shaft 6, a stator 7 fixedly arranged on the left half portion 21 is sleeved on an outer ring of the rotor, a fan blade 8 is further fixedly arranged on the rotating shaft 6, and at least part of the fan blade 8 extends into the fan cover 1. The heat that the stator produced in the course of the work is discharged through half left portion, can reduce heat transfer to half right portion in a large number on, realizes preliminary cooling.

As shown in fig. 4, in order to implement the first preferred embodiment of the present invention, the stator 7 includes a circular ring frame 71, and the circular ring frame 71 is a plastic-coated frame. A group of single tooth parts 72 are fixedly arranged on the inner circumferential surface of the circular ring framework 71 at equal intervals, a groove 73 is formed between every two adjacent single tooth parts 72, a silicon steel sheet 74 is arranged on the groove 73, and two sides of the silicon steel sheet 74 are abutted to the side walls of the single tooth parts 72. The silicon steel sheets 74 can avoid the situation that the monomer tooth parts 72 are punctured by current, and the service life is prolonged.

The ring frame 71 comprises an upper frame 711 and a lower frame 712 which are arranged in an up-and-down symmetrical manner, a connecting frame 713 is arranged between the upper frame 711 and the lower frame 712, and the silicon steel sheet 74 completely covers the connecting frame 713 and at least partially covers the upper frame 711 and the lower frame 712. The structure has simple die sinking, is convenient for production and processing, greatly reduces the cost and is convenient for batch production.

As shown in fig. 5 to 6, in order to implement the second preferred embodiment of the present invention, the stator 7 at least includes a circular frame 71, and the circular frame 71 is a plastic-coated frame. The ring frame 71 comprises an upper frame 711 and a lower frame 719 which are arranged up and down, an upper single tooth portion 712 integrally formed with the upper frame 711 is arranged on the upper frame 711, an extending portion 713 is arranged on the upper single tooth portion 712, a lower single tooth portion 718 integrally formed with the lower frame 719 is arranged on the lower frame 719, and a containing groove 717 matched with the extending portion 713 is arranged on the lower single tooth portion 718. The upper single-body tooth portion 712 and the lower single-body tooth portion 718 are configured to define a bearing groove, and the silicon steel sheet 74 is fixedly arranged on the bearing groove. The structural design is ingenious, and the silicon steel sheets 74 can ensure that the rotor has better magnetism so as to improve the stability of the working process.

It should be understood that although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments can also be combined appropriately to form other embodiments understood by those skilled in the art.

The above list of details is only for the practical implementation of the present invention, and they are not intended to limit the scope of the present invention, and all equivalent implementations or modifications that do not depart from the technical spirit of the present invention should be included in the scope of the present invention.

Claims

1. High heat dissipation type high pressure positive blower, including fan cover (1) and set firmly casing (2) on it, its characterized in that: the shell (2) comprises a left half part (21) and a right half part (22) which are integrally formed, and a gap (23) exists between the left half part (21) and the right half part (22); a rear cover (3) matched with the right half part (22) is arranged on the right half part (22), an accommodating space is defined by the rear cover (3) and the right half part (22) in a configuration mode, a PCB (4) and a chip (5) are fixedly arranged in the accommodating space in a glue pouring mode, and the PCB (4) and the chip (5) are close to the rear cover (3); the pivot is equipped with a pivot (6) on half one's left side (21), the rotor has set firmly on pivot (6), the outer lane cover of rotor is equipped with and sets firmly stator (7) on half one's left side (21), still set firmly flabellum (8) on pivot (6), flabellum (8) at least part extend to with in fan cover (1).

2. The high heat dissipation type high pressure positive blower of claim 1, characterized in that: the stator (7) comprises a circular ring framework (71), a group of monomer tooth parts (72) are fixedly arranged on the inner circumferential surface of the circular ring framework (71) at intervals and at equal intervals, a groove (73) is formed between every two adjacent monomer tooth parts (72), silicon steel sheets (74) are arranged on the groove (73), and two sides of each silicon steel sheet (74) are abutted to the side walls of the corresponding monomer tooth parts (72).

3. The high heat dissipation type high pressure positive blower of claim 2, characterized in that: the ring frame (71) comprises an upper frame (711) and a lower frame (712) which are arranged in an up-down symmetrical mode, a connecting frame (713) is arranged between the upper frame (711) and the lower frame (712), the silicon steel sheet (74) completely covers the connecting frame (713), and at least part of the silicon steel sheet covers the upper frame (711) and the lower frame (712).

4. The high heat dissipation type high pressure positive blower of claim 1, characterized in that: stator (7) include ring skeleton (71) at least, ring skeleton (71) are including last skeleton (711) and lower skeleton (719) that set up from top to bottom, upward be equipped with on skeleton (711) rather than integrated into one piece's last monomer tooth portion (712), upward be equipped with extension (713) on monomer tooth portion (712), be equipped with rather than integrated into one piece's lower monomer tooth portion (718) down on skeleton (719), be equipped with down on monomer tooth portion (718) with storage tank (717) of extension (713) looks adaptation.

5. The high heat dissipation type high pressure positive blower of claim 4, characterized in that: the upper single-body tooth part (712) and the lower single-body tooth part (718) are configured to define a bearing groove, and a silicon steel sheet (74) is fixedly arranged on the bearing groove.

6. The high heat dissipation type high pressure positive blower according to claim 3 or 5, characterized in that: the ring framework (71) is a plastic-coated framework.

7. The high heat dissipation type high pressure positive blower of claim 6, characterized in that: the rear cover (3) is an aluminum piece.