CN218817271U

CN218817271U - Multi-wing centrifugal fan

Info

Publication number: CN218817271U
Application number: CN202222767402.7U
Authority: CN
Inventors: 朱建亮; 薛兵; 董高波; 杨林霞; 杨祝成; 夏正茂
Original assignee: Yancheng Saige Machinery Co ltd
Current assignee: Yancheng Saige Machinery Co ltd
Priority date: 2022-10-20
Filing date: 2022-10-20
Publication date: 2023-04-07
Anticipated expiration: 2032-10-20

Abstract

The utility model relates to a fan technical field, concretely relates to multi-wing formula centrifugal fan, which comprises a body, filter screen and installation component, the body has fresh air inlet and mounting groove, the installation component includes the mounting panel, baffle and fixed component, the mounting panel is dismantled with the body and is connected, and with filter screen fixed connection, and be located the mounting groove, baffle and body swing joint, and be located one side that the body is close to the mounting panel, fixed component is used for fixing between baffle and the body, when needs clear up the filter screen, it is spacing to the baffle to remove fixed component, at this moment, the mounting groove is opened to the baffle that rotates downwards, slide and take out the mounting panel and clear up the work to the filter screen, through dismantling the mounting panel, realize dismantling the filter screen, be convenient for follow-up clear up the work to the filter screen.

Description

Multi-wing centrifugal fan

Technical Field

The utility model relates to a fan technical field, concretely relates to multi-wing formula centrifugal fan.

Background

The multi-wing centrifugal fan is one of the centrifugal fans, and the impeller adopted by the fan is a multi-wing fan blade, and the working principle of the fan is the same as that of the centrifugal fan, so that the multi-wing centrifugal fan is called as the multi-wing centrifugal fan and is mainly used for ventilation of factories, mines and buildings.

In chinese patent publication No. CN210565267U, a multi-blade centrifugal fan is disclosed, which filters the air sucked into the casing through a filter screen installed in the air inlet hole of the casing when in use, and drives the movable shaft and the screw rod to rotate through the rotating handle, and the screw rod rotates to drive the sliding block to drive the baffle plate to move towards the air inlet hole, so as to shield the air inlet hole by the baffle plate, and adjust the air inlet amount, thereby increasing or reducing the ventilation amount according to the actual use requirement.

Above-mentioned multi-wing formula centrifugal fan can adsorb more dust on its filter screen at the in-process of long-time use, and the dust can influence the intake of fan to influence the air volume of fan, so need regularly clear up the dust on the filter screen, nevertheless because above-mentioned filter screen is fixed in the inlet air hole of casing, be not convenient for dismantle the filter screen and clear up the work.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: the multi-wing centrifugal fan solves the problems that a filter screen of the multi-wing centrifugal fan in the prior art is directly fixed in an air inlet hole of a shell, and the filter screen is not convenient to detach in a mounting mode to perform cleaning work.

In order to realize the technical purpose, the utility model discloses a technical scheme as follows: the utility model provides a multi-wing centrifugal fan, which comprises a body and a filter screen, wherein the body is provided with an air inlet hole which is positioned on the side wall of the body, the filter screen is used for filtering the air in the body,

also comprises a mounting component which is arranged on the base,

the body still has the mounting groove, the mounting groove is located on the lateral wall of body, and with the fresh air inlet intercommunication, the installation component includes mounting panel, baffle and fixed component, the mounting panel with the body is dismantled and is connected, and with filter screen fixed connection, and be located in the mounting groove, the baffle with body swing joint, and be located the body is close to one side of mounting panel, fixed component be used for right the baffle with fix between the body.

The mounting plate is provided with a buckling groove, and the buckling groove is positioned on one side, close to the baffle, of the mounting plate and penetrates through the mounting plate.

The body is also provided with a limiting groove, and the limiting groove is positioned on one side of the body close to the baffle; the fixed component comprises a limiting rod and a limiting block, and the limiting rod is movably connected with the baffle; the limiting block is fixedly connected with the limiting rod and is positioned in the limiting groove.

The fixing component further comprises a first spring, and the first spring is sleeved on the outer side of the limiting rod and is located between the baffle and the limiting rod.

The multi-wing centrifugal fan further comprises a reset assembly, the reset assembly comprises a second spring and a push-out plate, and the second spring is fixedly connected with the body and is positioned in the mounting groove; the push-out plate is fixedly connected with the second spring and is positioned on one side of the second spring close to the mounting plate.

The utility model discloses a multi-wing formula centrifugal fan, it is right as required when the filter screen is cleared up, remove fixed component is right the spacing of baffle, at this moment downwards rotate the baffle is opened the mounting groove slides and takes out the mounting panel is right the filter screen carries out the cleaning work, and is through right the mounting panel is dismantled, and the realization is right the filter screen is dismantled, and it is subsequent right to be convenient for the filter screen carries out the cleaning work.

Drawings

The invention can be further illustrated by means of non-limiting examples given in the figures.

Fig. 1 is a right side view of a multiple-blade centrifugal fan according to a first embodiment of the present invention.

Fig. 2 is a front view of a sirocco fan according to a first embodiment of the present invention.

Fig. 3 is a schematic view of the connection between the filter net and the mounting plate according to the first embodiment of the present invention.

Fig. 4 is a schematic view of the connection between the second spring and the body according to the second embodiment of the present invention.

In the figure: 100-body, 101-air inlet, 102-filter screen, 103-mounting groove, 104-mounting plate, 105-baffle, 106-catching groove, 107-spacing groove, 108-spacing rod, 109-spacing block, 110-first spring, 211-second spring, 212-pushing plate.

Detailed Description

In order to make the present invention better understood by those skilled in the art, the technical solutions of the present invention are further described below with reference to the accompanying drawings and examples.

The first embodiment:

referring to fig. 1 to 3, fig. 1 is a right side view of a multi-blade centrifugal fan according to a first embodiment of the present invention, fig. 2 is a front view of the multi-blade centrifugal fan according to the first embodiment of the present invention, and fig. 3 is a schematic connection diagram of a filter screen and a mounting plate according to the first embodiment of the present invention.

The utility model provides a multi-wing formula centrifugal fan: the filter screen mounting structure comprises a body 100, a filter screen 102 and a mounting assembly, wherein the body 100 is provided with a mounting groove 103 and a limiting groove 107, the mounting assembly comprises a mounting plate 104, a baffle 105 and a fixing member, the mounting plate 104 is provided with a buckling groove 106, and the fixing member comprises a limiting rod 108, a limiting block 109 and a first spring 110. The filter screen of having solved multi-wing formula centrifugal fan among the prior art through above-mentioned technical scheme is the snap-on in the inlet air of casing, and this kind of mounting means is not convenient for dismantle the problem of cleaning work to the filter screen, can understand that above-mentioned scheme not only can be used in the scene of installing the filter screen, can also be used as fixed component simultaneously, replaces the bolt with a fixed object and another object high-speed joint fixed problem solution.

For the present embodiment, the air inlet 101 is located on a side wall of the body 100, and the filter screen 102 is used for filtering air inside the body 100. The fresh air inlet 101 is located on the lateral wall on body 100 right side, through the fresh air inlet 101 with the external world with the inside intercommunication of body 100, filter screen 102 is used for right the fresh air inlet 101 blocks, through filter screen 102 is to getting into the inside air of body 100 filters, avoids the impurity in the air to get into the inside of body 100 causes the damage to the impeller.

Wherein, mounting groove 103 is located on the lateral wall of body 100, and with inlet opening 101 communicates, mounting panel 104 with body 100 is dismantled and is connected, and with filter screen 102 fixed connection, and be located in mounting groove 103, baffle 105 with body 100 swing joint, and be located body 100 is close to one side of mounting panel 104, fixed component is used for right baffle 105 with fix between the body 100. The mounting groove 103 is located in the side wall on the right side of the body 100 and is communicated with the air inlet 101, the mounting plate 104 is inserted in the mounting groove 103, the filter screen 102 is fixed in a through hole of the mounting plate 104, the outer side of the lower end of the baffle 105 is movably connected with the body 100 through a hinge, and the fixing member is used for fixing the baffle 105 on the body 100.

Next, the catching groove 106 is located on a side of the mounting plate 104 close to the baffle 105, and penetrates the mounting plate 104. The left end of the mounting plate 104 is provided with the fastening slot 106, and the mounting plate 104 is convenient to hold and move through the fastening slot 106, so that the filter screen 102 is cleaned.

Meanwhile, the limiting groove 107 is positioned on one side of the body 100 close to the baffle 105; the fixing component comprises a limiting rod 108 and a limiting block 109, and the limiting rod 108 is movably connected with the baffle 105; the limiting block 109 is fixedly connected with the limiting rod 108 and is positioned in the limiting groove 107; the first spring 110 is sleeved outside the limiting rod 108 and is located between the baffle 105 and the limiting rod 108. The limiting groove 107 is located the upper end of the body 100 is close to the upper end of the baffle 105, the limiting rod 108 is inserted on the baffle 105, the limiting block 109 is fixed on the outer side of the left end of the limiting rod 108, the first spring 110 is fixed on the outer side of the limiting rod 108, and the first spring 110 is located between the baffle 105 and the limiting rod 108.

When the multi-wing centrifugal fan of this embodiment is used, when the filter screen 102 needs to be cleaned, the limiting rod 108 is rotated, the limiting rod 108 rotates to drive the limiting block 109 to rotate, when the limiting block 109 rotates in the limiting groove 107 and is aligned with a notch communicated with the limiting groove 107, the first spring 110 deforms to push the limiting rod 108 to slide on the baffle 105, the limiting rod 108 drives the limiting block 109 to separate from the limiting groove 107, at this time, the baffle 105 rotates downwards to open the mounting groove 103, the mounting plate 104 slides, and the mounting plate 104 is held and taken out by the catching groove 106 to clean the filter screen 102; when needs are right when filter screen 102 is installed, will mounting panel 104 inserts in the mounting groove 103, rotate baffle 105 is right mounting panel 104 blocks, then promotes gag lever post 108, makes stopper 109 gets into through the breach in the spacing groove 107, rotates gag lever post 108, makes stopper 109 and breach dislocation pass through simultaneously the effort that first spring 110 deformation produced will baffle 105 is fixed on body 100, thereby it is right to accomplish filter screen 102's installation work, through right mounting panel 104 is dismantled and is installed, is convenient for right filter screen 102 is dismantled and the installation, and it is subsequent right to be convenient for filter screen 102 carries out the cleaning work.

Second embodiment:

on the basis of the first embodiment, please refer to fig. 4, fig. 4 is a schematic connection diagram of the second spring and the body according to the second embodiment of the present invention.

The utility model provides a multi-wing formula centrifugal fan still includes reset assembly, reset assembly includes second spring 211 and ejector plate 212.

For the present embodiment, the second spring 211 is fixedly connected to the body 100 and is located in the mounting groove 103; the pushing plate 212 is fixedly connected to the second spring 211 and is located on a side of the second spring 211 close to the mounting plate 104. The push-out plate 212 is arc-shaped, and the push-out plate 212 is installed in the installation groove 103 through a plurality of second springs 211.

When using a multi-wing formula centrifugal fan of this embodiment, work as mounting panel 104 is installed when in the mounting groove 103, it is right push plate 212 with second spring 211 extrudees, when rotating baffle 105 is opened during the mounting groove 103, second spring 211 deformation promotes push plate 212 removes, push plate 212 will the right-hand member of mounting panel 104 is released mounting groove 103, and the staff of being convenient for directly passes through catching groove 106 holds mounting panel 104, it is right mounting panel 104 dismantles, it is right filter screen 102 carries out the cleaning work.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. A multi-wing centrifugal fan comprises a body and a filter screen, wherein the body is provided with an air inlet hole which is positioned on the side wall of the body, the filter screen is used for filtering the air in the body,

also comprises a mounting component which is arranged on the base,

2. The multiple-wing centrifugal fan of claim 1,

the mounting panel has the catching groove, the catching groove is located the mounting panel is close to one side of baffle, and will the mounting panel runs through.

3. The multiple-wing centrifugal fan of claim 1,

4. The multiple-wing centrifugal fan of claim 3,

the fixing component further comprises a first spring, and the first spring is sleeved on the outer side of the limiting rod and located between the baffle and the limiting rod.

5. The multiple-wing centrifugal fan of claim 1,

the multi-wing centrifugal fan further comprises a reset assembly, the reset assembly comprises a second spring and a push-out plate, and the second spring is fixedly connected with the body and is positioned in the mounting groove; the push-out plate is fixedly connected with the second spring and is positioned on one side, close to the mounting plate, of the second spring.