CN212027920U

CN212027920U - PWM control-based non-inductive brushless direct current brushless cooling fan assembly

Info

Publication number: CN212027920U
Application number: CN202020597665.6U
Authority: CN
Inventors: 张锡彩; 林金鹤; 张盛博; 蔡胜波
Original assignee: Wenzhou Beigong Automobile Electric Co ltd
Current assignee: Wenzhou Beigong Automobile Electric Co ltd
Priority date: 2020-04-20
Filing date: 2020-04-20
Publication date: 2020-11-27
Anticipated expiration: 2030-04-20

Abstract

The utility model discloses a based on brushless direct current brushless cooling fan assembly of PWM control noninductive brushless, which comprises a mounting bas, the top intercommunication of mount pad has the fan body, the top of mount pad and the equal fixedly connected with installation shell in both sides that is located the fan body, the equal fixedly connected with connecting block in both sides of fan body, the equal fixedly connected with in one side that two connecting blocks are opposite remove the box, the bottom of removing the box extends to the inner chamber of installation shell. The utility model discloses a set up mount pad, fan body, installation shell, connecting block, removal box, movable plate, movable block, briquetting, depression bar, first spring, arm-tie, inserted bar, second spring and slot, solved current problem based on the inconvenient installation of PWM control noninductive brushless DC brushless cooling fan assembly and dismantlement, should possess the advantage of easy to assemble and dismantlement based on PWM control noninductive brushless DC brushless cooling fan assembly, be worth promoting.

Description

PWM control-based non-inductive brushless direct current brushless cooling fan assembly

Technical Field

The utility model relates to a fan technical field specifically is a based on brushless direct current brushless cooling fan assembly of PWM control noninductive brush.

Background

The fan is a tool for taking the cold from the wind generated in hot days, the electric fan is a device for generating air flow by electric drive, the internally arranged fan is electrified and then rotates to form natural wind to achieve the effect of enjoying the cold, the cooling fan is an important component of a vehicle cooling system, the performance of the fan directly influences the heat dissipation effect of an engine and further influences the performance of the engine, if the fan is not properly selected, the engine is not cooled sufficiently or cooled excessively, the working environment of the engine is deteriorated, the performance and the service life of the engine are further influenced, the existing cooling fan is fixedly installed by bolts and the like, tools are required to be used for operating a plurality of bolts during installation and disassembly of the fan, the trouble is very high, the installation and disassembly efficiency of the cooling fan is reduced, the practicability of the cooling fan is also reduced, and the use is not facilitated.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a based on brushless direct current brushless cooling fan assembly of PWM control noninductive, possess easy to assemble and the advantage of dismantling, solved current based on the inconvenient installation of the brushless direct current brushless cooling fan assembly of PWM control noninductive and dismantle the problem.

In order to achieve the above object, the utility model provides a following technical scheme: a noninductive brushless direct current brushless cooling fan assembly based on PWM control comprises a mounting seat, wherein the top of the mounting seat is communicated with a fan body, the top of the mounting seat and two sides of the fan body are fixedly connected with mounting shells, two sides of the fan body are fixedly connected with connecting blocks, one sides of the two connecting blocks opposite to each other are fixedly connected with a moving box, the bottom of the moving box extends to an inner cavity of the mounting shell, moving plates are arranged on the front side and the rear side of the inner cavity of the moving box, moving blocks are fixedly connected with the bottoms of the two moving plates opposite to each other, a pressing block is arranged between the two moving blocks, the top of the pressing block is fixedly connected with a pressing rod, a first spring is sleeved on the surface of the pressing rod, the top of the pressing rod penetrates through the top of the moving box and is fixedly connected with a pulling plate, and inserting rods are fixedly connected, the surface cover of inserted bar is equipped with the second spring, the slot that uses with the inserted bar cooperation is all seted up to the front side and the rear side of installation shell inner chamber, the one end that the movable plate was kept away from to the inserted bar runs through the inner chamber that removes the box and extend to the slot.

Preferably, the surface of the movable box is in contact with the mounting shell, the surface of the pressing block is in contact with the movable block, the top of the pulling plate is fixedly connected with a pulling ring, and the fan body adopts a direct current brushless motor.

Preferably, the top and the bottom of the movable plate are both fixedly connected with sliding blocks, sliding grooves matched with the sliding blocks for use are formed in the top and the bottom of the inner cavity of the movable box, and one side, far away from the movable plate, of each sliding block extends to the inner cavity of each sliding groove.

Preferably, the top of the front side and the back side of the inner cavity of the movable box is fixedly connected with a limiting box, the inner cavity of the limiting box is provided with a third spring, two limiting plates are fixedly connected to one sides of the two third springs, two limiting plates are fixedly connected to one sides of the two limiting plates, and one ends, far away from the limiting plates, of the limiting rods penetrate through the limiting box and are fixedly connected with the movable plate.

Preferably, the top of the movable box is provided with a first through hole matched with the pressure rod for use, and the front side and the rear side of the movable box are provided with second through holes matched with the inserted rod for use.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up mount pad, fan body, installation shell, connecting block, removal box, movable plate, movable block, briquetting, depression bar, first spring, arm-tie, inserted bar, second spring and slot, solved current problem based on the inconvenient installation of PWM control noninductive brushless DC brushless cooling fan assembly and dismantlement, should possess the advantage of easy to assemble and dismantlement based on PWM control noninductive brushless DC brushless cooling fan assembly, be worth promoting.

2. The utility model discloses a set up the installation shell, can be convenient for remove the installation of box, through setting up the briquetting, the removal of the movable block of can being convenient for, through setting up the slot, the use of inserted bar of can being convenient for, through setting up the pull ring, can the person of facilitating the use stimulate the arm-tie, through setting up first spring, can extrude the position of restriction briquetting to the briquetting, through setting up slider and spout, the removal of the movable plate of can being convenient for, through setting up spacing box and gag lever post, can restrict the moving range of movable plate, through setting up the limiting plate, can avoid the gag lever post to break away from in the spacing box.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a left side sectional view of the mounting case and the movable box of the present invention;

FIG. 3 is a top view of the structure of the present invention;

fig. 4 is a partially enlarged view of a in fig. 2 according to the present invention.

In the figure: 1. a mounting seat; 2. a fan body; 3. mounting a shell; 4. connecting blocks; 5. moving the cartridge; 6. moving the plate; 7. a moving block; 8. briquetting; 9. a pressure lever; 10. a first spring; 11. pulling a plate; 12. inserting a rod; 13. a second spring; 14. a slot; 15. a pull ring; 16. a slider; 17. a chute; 18. a limiting box; 19. a third spring; 20. a limiting plate; 21. a limiting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be 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 in specific cases to those skilled in the art.

Referring to fig. 1-4, a brushless dc brushless cooling fan assembly based on PWM control and having no inductance and no brush comprises a mounting base 1, a fan body 2 is connected to the top of the mounting base 1, mounting cases 3 are fixedly connected to both sides of the fan body 2 and the top of the mounting base 1, connecting blocks 4 are fixedly connected to both sides of the fan body 2, a moving box 5 is fixedly connected to the opposite sides of the two connecting blocks 4, the bottom of the moving box 5 extends to the inner cavity of the mounting case 3, moving plates 6 are respectively disposed at the front side and the rear side of the inner cavity of the moving box 5, moving blocks 7 are fixedly connected to the bottoms of the opposite sides of the two moving plates 6, a pressing block 8 is disposed between the two moving blocks 7, a pressing rod 9 is fixedly connected to the top of the pressing rod 8, a first spring 10 is sleeved on the surface of the pressing rod 9, a pulling plate 11 is fixedly connected to the top of, the bottom of the opposite sides of the two moving plates 6 are fixedly connected with inserting rods 12, the surface of each inserting rod 12 is sleeved with a second spring 13, the front side and the rear side of the inner cavity of the installation shell 3 are respectively provided with a slot 14 matched with the inserting rod 12 for use, one end of each inserting rod 12 far away from the moving plate 6 penetrates through the moving box 5 and extends to the inner cavity of the slot 14, the surface of the moving box 5 is contacted with the installation shell 3, the surface of the pressing block 8 is contacted with the moving block 7, the top of the pull plate 11 is fixedly connected with a pull ring 15, the fan body 2 adopts a direct current brushless motor, the top and the bottom of the moving plate 6 are respectively and fixedly connected with a sliding block 16, the top and the bottom of the inner cavity of the moving box 5 are respectively provided with a sliding groove 17 matched with the sliding block 16 for use, one side of the sliding block 16 far away from the moving plate 6 extends to the inner cavity of the, the opposite sides of the two third springs 19 are fixedly connected with limit plates 20, the opposite sides of the two limit plates 20 are fixedly connected with limit rods 21, one ends of the limit rods 21, far away from the limit plates 20, penetrate through the limit boxes 18 and are fixedly connected with the movable plate 6, the top of the movable box 5 is provided with first through holes matched with the pressure rods 9, the front side and the rear side of the movable box 5 are provided with second through holes matched with the plug rods 12, the installation of the movable box 5 can be facilitated by arranging the installation shell 3, the movement of the movable block 7 can be facilitated by arranging the pressing block 8, the use of the plug rods 12 can be facilitated by arranging the slots 14, a user can conveniently pull the pull plate 11 by arranging the pull rings 15, the position of the pressing block 8 can be limited by pressing the pressing block 8 by arranging the first springs 10, the movement of the movable plate 6 can be facilitated by arranging the sliding blocks 16 and the, through setting up spacing box 18 and gag lever post 21, can restrict the moving range of movable plate 6, through setting up limiting plate 20, can avoid gag lever post 21 to break away from spacing box 18, through setting up mount pad 1, fan body 2, the installation shell 3, connecting block 4, remove box 5, the movable plate 6, movable block 7, briquetting 8, depression bar 9, first spring 10, arm-tie 11, inserted bar 12, second spring 13 and slot 14, the current problem of inconvenient installation and dismantlement based on PWM control brushless DC brushless cooling fan assembly has been solved, this based on PWM control brushless DC brushless cooling fan assembly of noninductive brushless no brush, possess the advantage of easy to assemble and dismantlement, be worth promoting.

When the fan is used, a user pulls the pull plate 11 upwards through the matching of the pull ring 15, the pull plate 11 drives the press block 8 to move upwards through the matching of the press rod 9, when the press block 8 is far away from the moving block 7, the second spring 13 and the third spring 19 are reset to drive the two moving plates 6 to move towards the middle, the moving plates 6 drive the inserted link 12 to move out of the slot 14, at the moment, the pull ring 15 can be continuously pulled upwards, the moving box 5 is moved out of the mounting shell 3, the disassembly is completed, when the fan needs to be installed, the pull ring 15 is pulled to drive the two inserted links 12 to move towards the middle, then the moving box 5 is moved into the mounting shell 3, the pull ring 15 is loosened, the first spring 10 extrudes the press block 8 to drive the press block 8 to move downwards, the press block 8 moves downwards to extrude the moving block 7 to drive the two moving blocks 7 to move towards the opposite sides, the moving block 7 drives the inserted, the fan can be mounted and dismounted only by operating the pull ring 15, and the operation is convenient and fast.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a based on PWM control noninductive brushless direct current brushless cooling fan assembly, includes mount pad (1), its characterized in that: the top of the mounting seat (1) is communicated with a fan body (2), the top of the mounting seat (1) and two sides of the fan body (2) are fixedly connected with a mounting shell (3), the two sides of the fan body (2) are fixedly connected with connecting blocks (4), one sides of the two connecting blocks (4) opposite to each other are fixedly connected with a moving box (5), the bottom of the moving box (5) extends to an inner cavity of the mounting shell (3), moving plates (6) are arranged on the front side and the rear side of the inner cavity of the moving box (5), moving blocks (7) are fixedly connected with the bottoms of the two moving plates (6) opposite to each other, a pressing block (8) is arranged between the two moving blocks (7), the top of the pressing block (8) is fixedly connected with a pressing rod (9), a first spring (10) is sleeved on the surface of the pressing rod (9), the top of the pressing rod (9) penetrates through to the top of the moving box (5) and is, the equal fixedly connected with inserted bar (12) in bottom of two opposite one sides of movable plate (6), the surface cover of inserted bar (12) is equipped with second spring (13), slot (14) that use with inserted bar (12) cooperation are all seted up to the front side and the rear side of installation shell (3) inner chamber, the one end that movable plate (6) were kept away from in inserted bar (12) runs through the inner chamber that removes box (5) and extend to slot (14).

2. The PWM-based control of a brushless, dc brushless cooling fan assembly according to claim 1, wherein: the surface of the movable box (5) is in contact with the mounting shell (3), the surface of the pressing block (8) is in contact with the movable block (7), the top of the pulling plate (11) is fixedly connected with a pulling ring (15), and the fan body (2) adopts a direct-current brushless motor.

3. The PWM-based control of a brushless, dc brushless cooling fan assembly according to claim 1, wherein: the top and the bottom of movable plate (6) all fixedly connected with slider (16), spout (17) that use with slider (16) cooperation are all seted up to the top and the bottom of removal box (5) inner chamber, one side that movable plate (6) were kept away from in slider (16) extends to the inner chamber of spout (17).

4. The PWM-based control of a brushless, dc brushless cooling fan assembly according to claim 1, wherein: remove the equal fixedly connected with in top of box (5) inner chamber front side and rear side spacing box (18), the inner chamber of spacing box (18) is provided with third spring (19), and equal fixedly connected with limiting plate (20) in one side that two third springs (19) are relative, equal fixedly connected with gag lever post (21) in one side that two limiting plate (20) are relative, spacing box (18) are run through and with movable plate (6) fixed connection to the one end that limiting plate (20) were kept away from in gag lever post (21).

5. The PWM-based control of a brushless, dc brushless cooling fan assembly according to claim 1, wherein: the top of the movable box (5) is provided with a first through hole matched with the pressing rod (9) for use, and the front side and the rear side of the movable box (5) are provided with second through holes matched with the inserting rods (12) for use.