CN210919493U

CN210919493U - Permanent magnet high-speed motor direct-drive high-speed centrifugal fan

Info

Publication number: CN210919493U
Application number: CN201921501488.0U
Authority: CN
Inventors: 王金朋; 戴保元; 刘川山
Original assignee: Jiangsu Yongcheng Environmental Protection Machinery Co ltd
Current assignee: Jiangsu Yongcheng Environmental Protection Machinery Co ltd
Priority date: 2019-09-10
Filing date: 2019-09-10
Publication date: 2020-07-03
Anticipated expiration: 2029-09-10

Abstract

The utility model relates to a permanent magnetism high speed motor directly drives high-speed centrifugal fan technical field, and discloses a permanent magnetism high speed motor directly drives high-speed centrifugal fan, including base and pivot, the top fixed mounting of base has quick-witted case, and the top right side fixed mounting of machine case has the exhaust pipe, and the fresh air inlet has been seted up in the front of machine case, and solid fixed ring has been placed in the downthehole solid fixed ring of fresh air inlet, and solid fixed ring's inside fixed mounting has the filter screen, gu fixed ring's positive fixed mounting has the couple that quantity is. This permanent magnetism high speed motor directly drives high-speed centrifugal fan, through setting up the U-shaped support, promote spring and couple, to openly rotating four dwangs, can be not hard up with four U-shaped supports, can take off the U-shaped support from the couple this moment, can lift the filter screen off, this structure has reached the effect that conveniently clears up filter screen and flabellum, avoid can appear the dust when using for a long time and influence the flabellum normal use and stop the problem of fresh air inlet, can practice thrift and dismantle required time when clearing up.

Description

Permanent magnet high-speed motor direct-drive high-speed centrifugal fan

Technical Field

The utility model relates to a permanent magnet high-speed motor directly drives high-speed centrifugal fan technical field specifically is a permanent magnet high-speed motor directly drives high-speed centrifugal fan.

Background

The centrifugal fan is a driven fluid machine which increases the gas pressure and discharges gas by means of input mechanical energy, and is widely used for ventilation, dust exhaust and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings; ventilation and draught of boilers and industrial furnaces; cooling and ventilation in air conditioning equipment and household appliances; drying and selecting grains; wind tunnel wind source and air cushion boat inflation and propulsion.

Current centrifugal fan all has the great advantage of convenient to use and wind-force on the existing market, but current centrifugal fan does not set up the clearance structure yet, can block more dust and impurity on the filter screen of air intake when using to also can have more dirt on the long-term use flabellum, can influence centrifugal fan's normal use if not clear up, serious can block the air intake, so propose a permanent magnetism high speed motor and directly drive high-speed centrifugal fan and solve the above-mentioned problem that proposes.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a permanent magnetism high speed electric machine directly drives high-speed centrifugal fan possesses advantages such as convenient clearance, has solved current centrifugal fan and has not all set up the clearance structure, can block more dust and impurity on the filter screen of air intake when using to also can have more dirt on the long-term use flabellum, if not clear up the normal use that can influence centrifugal fan, serious can block the problem of air intake.

(II) technical scheme

In order to realize the purpose of convenient clearance, the utility model provides a following technical scheme: a high-speed centrifugal fan directly driven by a permanent magnet high-speed motor comprises a base and a rotating shaft, wherein a case is fixedly installed at the top of the base, an air outlet pipe is fixedly installed at the right side of the top of the case, an air inlet hole is formed in the front of the case, a fixing ring is placed in the air inlet hole, a filter screen is fixedly installed inside the fixing ring, four hooks are fixedly installed on the front of the fixing ring, four installation seats are fixedly installed on the front of the case, the outer side of each installation seat is movably connected with a U-shaped block through the rotating shaft, telescopic rods are fixedly installed on one sides of the four U-shaped blocks, which are far away from the fixing ring, pushing springs are fixedly installed inside the telescopic rods, adjusting rods are fixedly installed on one sides of the four telescopic rods, which are far away from the, four the equal fixed mounting in one side that the dwang is close to solid fixed ring has and extends to four respectively couple inside U-shaped support.

Preferably, the telescopic link comprises loop bar and interior pole, one side fixed mounting that solid fixed ring was kept away from to the U-shaped piece has the loop bar, and the inside movable mounting of loop bar has the interior pole that extends to and keep away from solid fixed ring one side, and the interior pole one side of keeping away from solid fixed ring with adjust pole fixed connection.

Preferably, four the couple all seted up the opening near one side of filter screen, and the open-ended degree of depth is less than the tensile length who promotes the spring.

Preferably, the limiting ring is fixedly installed on the inner rear side of the hole of the air inlet hole, and the difference between the diameter of the outer wall of the limiting ring and the diameter of the inner wall of the limiting ring is smaller than the difference between the diameter of the outer wall of the fixing ring and the diameter of the inner wall of the fixing ring.

Preferably, the inner wall of the U-shaped block is provided with a movable hole matched with the rotating shaft, a baffle is fixedly mounted on one side, away from the mounting seat, of the rotating shaft, and the diameter of the baffle is larger than that of the movable hole.

Preferably, the anti-skidding sleeve is fixedly mounted on one side, away from the fixing ring, of the outer side of the rotating rod, and the anti-skidding sleeve is made of rubber.

(III) advantageous effects

Compared with the prior art, the utility model provides a permanent magnet high-speed motor directly drives high-speed centrifugal fan possesses following beneficial effect:

the high-speed centrifugal fan directly driven by the permanent magnet high-speed motor rotates four rotating rods to the front side through the U-shaped bracket, the pushing spring and the hook, the four U-shaped brackets can be loosened, at the moment, the U-shaped brackets can be taken down from the hooks, the filter screen can be dismounted, the structure achieves the effect of conveniently cleaning the filter screen and the fan blades, avoids the problems that the normal use of the fan blades is influenced and the air inlet holes are blocked by dust in long-term use, can save the time required for disassembly in cleaning, when in installation, the fixing ring can be put into the hole of the air inlet hole, then the four U-shaped brackets are hung on the hook to move the rotating rod to one side far away from the filter screen until the rotating rod is contacted with the case, the filter screen can be fixed, the structure can be conveniently used for installing and disassembling the filter screen, can save the time and the energy required for installation and disassembly during cleaning, and can be more favorable for a user to use.

Drawings

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

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

fig. 3 is the schematic view of the internal structure of the telescopic rod of the present invention.

In the figure: the device comprises a base 1, a chassis 2, an air outlet pipe 3, an air inlet 4, a fixing ring 5, a filter screen 6, a hook 7, a mounting seat 8, a rotating shaft 9, a U-shaped block 10, an expansion link 11, a pushing spring 12, an adjusting rod 13, a rotating rod 14 and a U-shaped support 15.

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.

Referring to fig. 1-3, a high-speed centrifugal fan directly driven by a permanent magnet high-speed motor comprises a base 1 and a rotating shaft 9, wherein a case 2 is fixedly installed at the top of the base 1, an air outlet pipe 3 is fixedly installed at the right side of the top of the case 2, an air inlet hole 4 is formed in the front of the case 2, a fixing ring 5 is placed in the hole of the air inlet hole 4, a limiting ring is fixedly installed at the rear side in the hole of the air inlet hole 4, the difference between the diameter of the outer wall and the diameter of the inner wall of the limiting ring is smaller than the difference between the diameter of the outer wall and the diameter of the inner wall of the fixing ring 5, a filter screen 6 is fixedly installed inside the fixing ring 5, four hooks 7 are fixedly installed at the front of the fixing ring 5, four mounting seats 8 are fixedly installed at the front of the case 2, the outer side of each mounting seat 8 is movably connected with a U-shaped block 10 through, the diameter of the baffle is larger than that of the movable hole, telescopic rods 11 are fixedly mounted on one sides of the four U-shaped blocks 10 far away from the fixing ring 5, each telescopic rod 11 consists of a loop bar and an inner rod, the loop bar is fixedly mounted on one side of the U-shaped block 10 far away from the fixing ring 5, the inner rod extending to one side far away from the fixing ring 5 is movably mounted in the loop bar, one side of the inner rod far away from the fixing ring 5 is fixedly connected with an adjusting rod 13, a pushing spring 12 is fixedly mounted in the telescopic rod 11, openings are formed in one sides of the four hooks 7 close to the filter screen 6, the depth of the openings is smaller than the stretching length of the pushing spring 12, the adjusting rod 13 is fixedly mounted on one side of the four telescopic rods 11 far away from the fixing ring 5, a rotating rod 14 extending to the outer side of the adjusting rod 13 and located at one side, the anti-skid sleeve is made of rubber, the U-shaped supports 15 respectively extending into the four hooks 7 are fixedly arranged on one sides of the four rotating rods 14 close to the fixed ring 5, the U-shaped supports 15 are arranged on the four rotating rods 14, the U-shaped supports 15 can be loosened by rotating the four rotating rods 14 towards the front side through the U-shaped supports 15, the U-shaped supports 15 can be taken down from the hooks 7, the filter screen 6 can be dismounted, the structure achieves the effect of conveniently cleaning the filter screen 6 and the fan blades, the problems that the normal use of the fan blades is influenced by dust in long-term use and the air inlet holes 4 are blocked are avoided, the time required for dismounting in cleaning can be saved, when the structure is mounted, the fixed ring 5 can be placed into the hole of the air inlet hole 4, then the rotating rods 14 are moved towards one side far away from the filter screen 6 by hanging the four U-shaped supports 15 on the hooks 7 until the rotating rods 14 are contacted with the case, this structure can conveniently install and dismantle filter screen 6, and installation and required time and energy of dismantlement can be practiced thrift when clearing up, can more be favorable to the user to use.

In summary, the high-speed centrifugal fan directly driven by the permanent magnet high-speed motor is provided with the U-shaped support 15, the pushing spring 12 and the hook 7, the four rotating rods 14 are rotated to the front side, so that the four U-shaped supports 15 can be loosened, at the moment, the U-shaped supports 15 can be taken down from the hook 7, and the filter screen 6 can be dismounted, the structure achieves the effect of conveniently cleaning the filter screen 6 and the fan blades, the problems that the normal use of the fan blades is influenced and the air inlet hole 4 is blocked by dust in long-term use are solved, the time required for dismounting in cleaning can be saved, when the fan is installed, the fixing ring 5 can be put into the hole of the air inlet hole 4, then the four U-shaped supports 15 are hung on the hook 7, the rotating rods 14 are moved to one side far away from the filter screen 6 until the rotating rods 14 are contacted with the case 2, and the structure can be convenient for mounting, the time and energy that the installation and dismantlement required when can practicing thrift the clearance can more be favorable to the user to use, has solved current centrifugal fan and has not set up the clearance structure, can block more dust and impurity on the filter screen of air intake when using to also can have more dirt on using the flabellum for a long time, if not clear up and can influence centrifugal fan's normal use, serious can block the problem of air intake.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 permanent magnetism high speed motor directly drives high-speed centrifugal fan, includes base (1) and pivot (9), its characterized in that: the novel air conditioner is characterized in that a case (2) is fixedly mounted at the top of the base (1), an air outlet pipe (3) is fixedly mounted on the right side of the top of the case (2), an air inlet hole (4) is formed in the front of the case (2), a fixing ring (5) is placed in the air inlet hole (4), a filter screen (6) is fixedly mounted inside the fixing ring (5), four hooks (7) are fixedly mounted on the front of the fixing ring (5), four mounting seats (8) are fixedly mounted on the front of the case (2), the outer side of each mounting seat (8) is movably connected with a U-shaped block (10) through a rotating shaft (9), telescopic rods (11) are fixedly mounted on one sides, far away from the fixing ring (5), of the four U-shaped blocks (10), pushing springs (12) are fixedly mounted inside the telescopic rods (11), and adjusting rods (13) are fixedly mounted on one sides, far away, adjust the inside of pole (13) and be located one side movable mounting who is close to solid fixed ring (5) and extend to dwang (14) in adjusting the pole (13) outside, four the equal fixed mounting in one side that dwang (14) are close to solid fixed ring (5) has and extends to four respectively couple (7) inside U-shaped support (15).

2. The direct-drive high-speed centrifugal fan of the permanent magnet high-speed motor according to claim 1, characterized in that: the telescopic link (11) comprises loop bar and interior pole, one side fixed mounting that solid fixed ring (5) was kept away from in U-shaped piece (10) has the loop bar, and the inside movable mounting of loop bar has the interior pole that extends to and keep away from solid fixed ring (5) one side, and the interior pole one side of keeping away from solid fixed ring (5) with adjust pole (13) fixed connection.

3. The direct-drive high-speed centrifugal fan of the permanent magnet high-speed motor according to claim 1, characterized in that: four the opening has all been seted up to couple (7) one side near filter screen (6), and the open-ended degree of depth is less than the tensile length that promotes spring (12).

4. The direct-drive high-speed centrifugal fan of the permanent magnet high-speed motor according to claim 1, characterized in that: the limiting ring is fixedly arranged on the inner rear side of the air inlet hole (4), and the difference between the diameter of the outer wall of the limiting ring and the diameter of the inner wall of the limiting ring is smaller than the difference between the diameter of the outer wall of the fixing ring (5) and the diameter of the inner wall of the fixing ring.

5. The direct-drive high-speed centrifugal fan of the permanent magnet high-speed motor according to claim 1, characterized in that: the inner wall of the U-shaped block (10) is provided with a movable hole matched with the rotating shaft (9), a baffle is fixedly arranged on one side, away from the mounting seat (8), of the rotating shaft (9), and the diameter of the baffle is larger than that of the movable hole.

6. The direct-drive high-speed centrifugal fan of the permanent magnet high-speed motor according to claim 1, characterized in that: the outside of dwang (14) just is located one side fixed mounting who keeps away from solid fixed ring (5) and has the antiskid cover, and the antiskid cover is rubber.