CN219622954U

CN219622954U - Ventilator with air filtering structure

Info

Publication number: CN219622954U
Application number: CN202320714950.5U
Authority: CN
Inventors: 王行峰; 水涛
Original assignee: Nantong Pratt Turbine Technology Co ltd
Current assignee: Nantong Pratt Turbine Technology Co ltd
Priority date: 2023-04-04
Filing date: 2023-04-04
Publication date: 2023-09-01
Anticipated expiration: 2033-04-04

Abstract

The utility model discloses a ventilator with an air filtering structure, which comprises a base, wherein a shell is fixedly arranged on the upper surface of the base, a driving motor is arranged in the shell, a rotating rod is connected to the left end of the driving motor in the shell, and a fan is arranged at the left end of the rotating rod; further comprises: the right end of the rotating rod is fixedly connected with the output end of the driving motor, the left side of the shell is connected with a filter screen, the right side of the shell is connected with a dust screen, the upper part inside the shell is rotationally connected with a transmission rod, and the right bearing at the bottom of the inner wall of the shell is connected with a rotating rod. This ventilation blower with air filtration can filter the dust granule in the air through the filter screen, is convenient for change the filter screen simultaneously to in can preventing through the dust screen that external dust from entering into the casing, be convenient for clear up the dust screen simultaneously.

Description

Ventilator with air filtering structure

Technical Field

The utility model relates to the technical field of ventilators, in particular to a ventilator with an air filtering structure.

Background

The ventilator is divided into a centrifugal ventilator, an axial-flow ventilator, an inclined-flow ventilator and the like, the axial-flow ventilator is taken as an example, the ventilator is the most commonly used ventilator in the market, for example, the ventilator with an air filtering structure is disclosed as CN214661114U, dust particles in air conveyed outwards through a filter screen are blocked, screw-threaded pieces are screwed respectively, the filter screen can be rapidly detached and replaced, the operation of a user is convenient, the cleanliness of the device for filtering the air is guaranteed, the filter screen is prevented from being blocked easily when being used for a long time, but the ventilator with the air filtering structure still has the following defects when being used for a long time:

when the mechanism is used, the threaded parts are screwed respectively to realize the disassembly and replacement of the filter screen, but when the filter screen is replaced each time, the threaded parts are required to be disassembled and assembled in sequence, so that the replacement steps are complicated, the use is inconvenient, and when the ventilator is used, external dust is easy to enter the shell from the position of the air inlet, the use of the ventilator is affected, and the dust screen is mostly installed to prevent the dust from entering, but when the dust screen is used for a long time, the position of the filter screen is blocked by the dust, and the use of the dust screen is affected.

Therefore, we have proposed a ventilator having an air filtering structure that can well solve the above problems.

Disclosure of Invention

The utility model aims to provide a ventilator with an air filtering structure, which aims to solve the problems that the existing ventilator in the market provided by the background technology realizes the disassembly and the replacement of a filter screen by screwing screw parts respectively, the screw parts are required to be disassembled and assembled in sequence when the filter screen is replaced each time, so that the replacement steps are complicated and inconvenient to use, and when the ventilator is used, external dust easily enters a machine shell from an air inlet position, the use of the ventilator is influenced, and most of the ventilator is provided with a dust screen to prevent the dust from entering, but when the dust screen is used for a long time, the position of the filter screen is blocked by the dust, and the use of the dust screen is influenced.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the ventilator with the air filtering structure comprises a base, wherein a shell is fixedly arranged on the upper surface of the base, a driving motor is arranged in the shell, a rotating rod is connected to the left end of the driving motor in the shell, and a fan is arranged at the left end of the rotating rod;

further comprises:

the right-hand member and the output fixed connection of driving motor of dwang, the left side of casing is connected with the filter screen, the right side of casing is connected with the dust screen, the inside top of casing rotates and is connected with the transfer line, the right side bearing of shells inner wall bottom is connected with the rotary rod, the cam is all installed in the outside of rotary rod, the both ends of filter screen all are fixed with the butt joint piece, the spacing groove has all been seted up to the left and right sides of butt joint piece one end, the butt joint groove has all been seted up at the inside left upper and lower both ends of casing, the top bearing of casing is connected with the lead screw, the outside at lead screw both ends all overlaps and is equipped with the cover piece, the equidistant sliding connection of the inside left upper and lower both ends of casing has the stopper, the one end fixedly connected with haulage rope of stopper, the one end and the bottom fixed connection of cover piece of haulage rope.

Preferably, the left end of the transmission rod is in transmission connection with the outer side of the rotating rod through a belt pulley assembly, and the right end of the transmission rod is in transmission connection with the top end of the rotating rod through a bevel gear assembly.

Through adopting above-mentioned technical scheme, belt pulley assembly drives the transfer line and rotates in step to utilize the meshing connection between the bevel gear group, make the rotary rod rotate.

Preferably, the sliding grooves are formed in the two ends of the right side of the inside of the shell, the sliding blocks are mounted at the two ends of the dustproof net, and the sliding blocks are connected with the sliding grooves in a sliding clamping mode.

By adopting the technical scheme, the dustproof net moves left and right in the chute through the sliding block.

Preferably, a second spring is fixed on the right side of the inner wall of the chute, one end of the second spring is fixedly connected with the right side of the sliding block, and the outer sides of the two cams are attached to the left side of the dust screen.

Through adopting above-mentioned technical scheme for the dust screen shakes, and then clear up the dust on dust screen surface automatically.

Preferably, the screw threads at the outer sides of the two ends of the screw rod are opposite in trend, the two sleeve blocks are in threaded connection with the screw rod, and the bottoms of the two sleeve blocks are in sliding clamping connection with the outer sides of the shell.

By adopting the technical scheme, the sleeve block moves on the screw rod.

Preferably, the butt joint block is connected with the butt joint groove in a clamping way, the limiting block forms a telescopic structure with the inner wall of the shell through the first spring, and one end of the limiting block is connected with the limiting groove in a clamping way.

By adopting the technical scheme, the filter screen can be conveniently disassembled and assembled.

Compared with the prior art, the utility model has the beneficial effects that: this ventilation blower with air filtration can filter the dust granule in the air through the filter screen, is convenient for change the filter screen simultaneously to in can preventing through the dust screen that external dust from entering into the casing, be convenient for clear up the dust screen simultaneously, its concrete content is as follows:

(1) The limiting block is arranged, dust particles in the air conveyed outwards can be filtered through the filter screen, when the filter screen needs to be replaced, the two sleeve blocks can be made to be close to each other through the rotation of the screw rod, the limiting block is pulled to move through the traction rope and separated from the limiting groove, the filter screen is pulled leftwards, the butt joint block is separated from the butt joint groove, and the filter screen is replaced conveniently;

(2) Be provided with the transfer line, drive the transfer line through belt pulley assembly and rotate to utilize meshing connection between the bevel gear group, can make the rotary rod drive the cam and rotate, the cam promotes the dust screen to remove simultaneously, and the rethread second spring drives the dust screen and resets, so makes the dust screen shake, thereby clear up the dust on dust screen surface voluntarily, avoid blockking up because of the dust screen surface, and influence the use of dust screen.

Drawings

FIG. 1 is a schematic view of the present utility model in a front cross-section;

FIG. 2 is a schematic side view of the sleeve block of the present utility model;

FIG. 3 is a schematic side view of the housing of the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

fig. 5 is an enlarged schematic view of the structure of fig. 1 at B according to the present utility model.

In the figure: 1. a base; 2. a housing; 3. a rotating lever; 4. a transmission rod; 5. a rotating rod; 6. a dust screen; 7. a filter screen; 8. a cam; 9. a screw rod; 10. sleeving blocks; 11. a second spring; 12. a limiting block; 13. a butt joint groove; 14. a butt joint block; 15. a first spring; 16. a traction rope; 17. a chute; 18. a sliding block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: the ventilator with the air filtering structure comprises a base 1, wherein a shell 2 is fixedly arranged on the upper surface of the base 1, a driving motor is arranged in the shell 2, a rotating rod 3 is connected to the left end of the driving motor in the shell 2, and a fan is arranged at the left end of the rotating rod 3;

further comprises: the right end of the rotating rod 3 is fixedly connected with the output end of the driving motor, the left side of the shell 2 is connected with the filter screen 7, the two ends of the filter screen 7 are both fixedly provided with the butt joint blocks 14, the left side and the right side of one end of the butt joint blocks 14 are both provided with limit grooves, the upper end and the lower end of the left side of the inside of the shell 2 are both provided with butt joint grooves 13, the butt joint blocks 14 are in clamping connection with the butt joint grooves 13, the limiting block 12 forms a telescopic structure with the inner wall of the shell 2 through a first spring 15, one end of the limiting block 12 is in clamping connection with the limit grooves, the top end bearing of the shell 2 is connected with the screw rod 9, the outer sides of the two ends of the screw rod 9 are respectively sleeved with the sleeve blocks 10, the threads on the outer sides of the two ends of the screw rod 9 are opposite trend, the bottoms of the two sleeve blocks 10 are in sliding clamping connection with the outer sides of the shell 2, the upper end and the lower end of the left side of the inside of the shell 2 are in equidistant sliding connection with the limiting block 12, one end of the limiting block 12 is fixedly connected with a traction rope 16, one end of the traction rope 16 is fixedly connected with the bottom of the sleeve block 10, as shown in fig. 1, 2, 3 and 4, a driving motor is started, the driving motor drives a rotating rod 3 to rotate, so that the rotating rod 3 drives a fan to rotate, indoor air is discharged, at the moment, the air conveyed outwards through a filter screen 7 is filtered, when the filter screen 7 needs to be replaced, a worker positively rotates a screw rod 9, so that two sleeve blocks 10 sleeved on the screw rod 9 are far away from each other, the limiting block 12 is pulled to move through the traction rope 16 to be separated from a limiting groove, the filter screen 7 is pulled leftwards to separate a butting block 14 from the butting groove 13, the filter screen 7 is detached, the limiting block 12 is driven to be clamped into the limiting groove through the elastic action of a first spring 15, and the installation of the filter screen 7 is completed, thereby facilitating replacement of the filter screen 7.

The right side of casing 2 is connected with dust screen 6, spout 17 has all been seted up at the both ends on the inside right side of casing 2, slider 18 is all installed at the both ends of dust screen 6, be connected for sliding block between slider 18 and the spout 17, the right side of spout 17 inner wall is fixed with second spring 11, the one end of second spring 11 and the right side fixed connection of slider 18, the outside of two cams 8 is laminated mutually with the left side of dust screen 6, the inside top rotation of casing 2 is connected with transfer line 4, the right side bearing of casing 2 inner wall bottom is connected with rotary rod 5, the left end of transfer line 4 passes through belt pulley assembly transmission with the outside of transfer line 3 and is connected, cam 8 is all installed on the right-hand member of transfer line 4 and the top of rotary rod 5 through bevel gear group transmission, as shown in fig. 1 and 5, can prevent that external dust from entering into casing 2 from the air intake through dust screen 6, then influence the use of ventilation blower, at this moment, transfer line 3 passes through belt pulley assembly and drives transfer line 4 and rotates in step, make transfer line 4 drive rotary rod 5 rotate through bevel gear set, make the drive rotary rod 8 rotate, and drive the slider 8 and then move through the second bevel gear 6 through the side pulley assembly 17 and make dust screen 6 clear up the dust screen 6 through the surface of the side of the dust screen 6, thereby prevent the dust screen from shaking, the dust screen from moving down, the dust screen is clear up through the surface 6, and the dust screen is clear up.

Working principle: when the ventilator with the air filtering structure is used, as shown in fig. 1-5, the fan is driven to rotate through the driving motor to discharge indoor air, at the moment, the air conveyed to the outside through the filter screen 7 is filtered, when the filter screen 7 needs to be replaced, a worker positively rotates the screw rod 9, pulls the limiting block 12 to separate from the limiting groove through the traction rope 16, pulls the filter screen 7 leftwards, so that the filter screen 7 is convenient to replace, then external dust can be prevented from entering the shell 2 from the air inlet through the dust screen 6, the use of the ventilator is affected, the cam 8 is driven to rotate through the rotating rod 5, meanwhile, the dust screen 6 is pushed to move in the sliding groove 17 through the sliding block 18, and the dust screen 6 is driven to reset through the elastic action of the second spring 11, so that the dust screen 6 shakes, dust on the surface of the dust screen 6 is cleaned automatically, and the use of the dust screen 6 is prevented from being affected due to the blocking of the filter holes of the dust screen 6.

What is not described in detail in this specification is prior art known to those skilled in the art.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The ventilator with the air filtering structure comprises a base (1), wherein a shell (2) is fixedly arranged on the upper surface of the base (1), a driving motor is arranged in the shell (2), a rotating rod (3) is connected to the left end of the driving motor in the shell (2), and a fan is arranged at the left end of the rotating rod (3);

characterized by further comprising:

the right-hand member and the output fixed connection of driving motor of dwang (3), the left side of casing (2) is connected with filter screen (7), the right side of casing (2) is connected with dust screen (6), the inside top rotation of casing (2) is connected with transfer line (4), the right side bearing of casing (2) inner wall bottom is connected with rotary rod (5), cam (8) are all installed in the outside of rotary rod (5), the both ends of filter screen (7) all are fixed with butt joint piece (14), butt joint groove (13) have all been seted up to the left and right sides of butt joint piece (14) one end, butt joint groove (13) have all been seted up at the inside left upper and lower both ends of casing (2), the top bearing at casing (2) is connected with lead screw (9), the outside at lead screw (9) both ends all overlaps and is equipped with cover piece (10), equidistant sliding connection in upper and lower both ends of the inside left side of casing (2) has stopper (12), the one end fixedly connected with rope (16) of stopper (12), the one end fixedly connected with one end of haulage piece (16) and haulage piece (10).

2. A ventilator with air filtering structure according to claim 1, wherein: the left end of the transmission rod (4) is in transmission connection with the outer side of the rotating rod (3) through a belt pulley assembly, and the right end of the transmission rod (4) is in transmission connection with the top end of the rotating rod (5) through a bevel gear set.

3. A ventilator with air filtering structure according to claim 1, wherein: sliding grooves (17) are formed in two ends of the right side inside the shell (2), sliding blocks (18) are mounted at two ends of the dustproof net (6), and the sliding blocks (18) are connected with the sliding grooves (17) in a sliding clamping mode.

4. A ventilator with air filtering structure according to claim 3, characterized in that: the right side of spout (17) inner wall is fixed with second spring (11), the one end of second spring (11) and the right side fixed connection of slider (18), two the outside of cam (8) is laminated with the left side of dust screen (6).

5. A ventilator with air filtering structure according to claim 1, wherein: the screw threads on the outer sides of the two ends of the screw rod (9) are opposite in trend, the two sleeve blocks (10) are in threaded connection with the screw rod (9), and the bottoms of the two sleeve blocks (10) are in sliding clamping connection with the outer sides of the shell (2).

6. A ventilator with air filtering structure according to claim 1, wherein: the butt joint block (14) is connected with the butt joint groove (13) in a clamping mode, the limiting block (12) and the inner wall of the shell (2) form a telescopic structure through the first spring (15), and one end of the limiting block (12) is connected with the limiting groove in a clamping mode.