CN216429976U

CN216429976U - Special sealing blade fan for anti-leakage and anti-vortex dust removal fan impeller

Info

Publication number: CN216429976U
Application number: CN202123015703.6U
Authority: CN
Inventors: 李国志; 梁浩然
Original assignee: Guangdong Weichuan Environmental Protection Technology Co ltd
Current assignee: Guangdong Weichuan Environmental Protection Technology Co ltd
Priority date: 2021-12-03
Filing date: 2021-12-03
Publication date: 2022-05-03
Anticipated expiration: 2031-12-03

Abstract

The utility model discloses a special sealing blade fan for an anti-leakage and anti-vortex dust removal fan impeller, which comprises a dust remover body, wherein the upper right side of the dust remover body is provided with an air inlet, and the front side of the dust remover body is fixedly connected with an air outlet pipe; the air outlet pipe is butted with a dust collection blade fan, the inner side of the dust remover body is provided with an impeller, and a rotating shaft body is connected between the impeller and the dust remover body; the rotating shaft body is provided with an anti-vortex impurity removing mechanism for protecting the rotating shaft body, and an anti-leakage butt joint mechanism is connected between the dust collection blade fan and the dust remover body. The utility model discloses the protective sheath pipe is protected the pivot body, avoids dust debris winding on the pivot body, influences its rotation to the air pump passes through the air guide connecting pipe and aerifys to the protective sheath is intraductal, and the gas that fills then discharges from protective sheath and pivot body end clearance, relies on near vortex that probably forms of this atmospheric pressure destruction pivot body, avoids outside debris to get into in the protective sheath from clearance simultaneously.

Description

Special sealing blade fan for anti-leakage and anti-vortex dust removal fan impeller

Technical Field

The utility model relates to a dust exhausting fan technical field specifically is a prevent leaking special sealed blade fan of vortex dust exhausting fan impeller of preventing.

Background

The dust removal fan mainly sucks dust and sundries in an external environment by means of negative pressure, then the dust and sundries are disposed by means of an auxiliary fan in butt joint, the negative pressure is mainly generated by means of rotation of an impeller, in the general rotation process of the impeller, vortex flow is easily generated near a rotating shaft of the impeller, the vortex flow easily causes dust and sundries to be gathered on the rotating shaft, accordingly operation of the rotating shaft is affected, meanwhile, leakage easily occurs at the butt joint position of the general fan, and the sucked dust and sundries are leaked again.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent leaking special seal blade fan of vortex dust removal fan impeller to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a special sealing blade fan for an anti-leakage and anti-vortex dust removal fan impeller comprises a dust remover body, wherein an air inlet is arranged at the upper right side of the dust remover body, and an air outlet pipe is fixedly connected to the front side of the dust remover body; the air outlet pipe is butted with a dust collection blade fan, the inner side of the dust remover body is provided with an impeller, and a rotating shaft body is connected between the impeller and the dust remover body; the rotating shaft body is provided with an anti-vortex impurity removing mechanism for protecting the rotating shaft body, and an anti-leakage butt joint mechanism is connected between the dust collection blade fan and the dust remover body.

Preferably, the vortex-proof impurity removing mechanism comprises: the air pump, the air guide connecting pipe and the protective sleeve are arranged on the air inlet pipe; the protective sleeve is sleeved on the rotating shaft body, and a gap is formed between the end of the protective sleeve and the end of the rotating shaft body; the air pump is fixedly arranged on the outer side of the dust remover body, the protecting sleeve is fixedly connected to the inner wall of the dust remover body through the air guide connecting pipe, and the air guide connecting pipe is communicated with the air outlet end of the air pump and the inner space of the protecting sleeve.

Preferably, the air guide connecting pipe is a metal pipe.

Preferably, a filter screen sleeve is arranged at a gap between the end of the protective sleeve and the end of the rotating shaft body, the outer end of the filter screen sleeve is fixedly connected to the rotating shaft body, the inner end of the filter screen sleeve is fixedly connected with an embedded sliding ring, an annular sliding groove is formed in the inner wall of the end of the protective sleeve in a surrounding mode, and the embedded sliding ring is embedded in the filter screen sleeve in a sliding mode.

Preferably, the leak-proof docking mechanism includes: rubber toper is to adapter sleeve and bolted connection piece, dust absorption blade fan is formed by outside pipe and inside blade fan combination, rubber toper is to adapter sleeve fixed connection the inboard of outlet duct, and rubber toper adapter sleeve diminishes from outside-in diameter gradually, bolted connection piece fixed connection be in on the outside pipe of dust absorption blade fan, and bolted connection piece with the outlet duct passes through bolt fixed connection, simultaneously dust absorption blade fan's outside pipe is contradicted on rubber toper adapter sleeve inner wall.

Preferably, the bolt connecting block and an outer circular tube of the dust collection blade fan are integrally cast.

Preferably, the weight of the dust collection blade fan is less than that of the dust remover body.

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

1. the utility model protects the rotating shaft body by the protective sleeve, thereby avoiding the dust sundries from winding on the rotating shaft body to influence the rotation of the rotating shaft body, and the air pump inflates the protective sleeve through the air guide connecting pipe, the inflated air is discharged from the gap between the protective sleeve and the end head of the rotating shaft body, the vortex possibly formed near the rotating shaft body is destroyed by the air pressure, and meanwhile, the external sundries are prevented from entering the protective sleeve from the gap;

2. the utility model discloses because the outlet duct department of dust remover body is provided with rubber toper butt joint cover, and rubber toper butt joint cover diminishes from outside-in diameter gradually, makes things convenient for the outside pipe of sealed butt joint dust absorption blade fan, prevents leaking to the dust debris that the dust absorption blade fan of being convenient for will get into in the dust remover body are discharged away.

Drawings

FIG. 1 is a schematic view of the overall structure of a special sealing blade fan for an anti-leakage and anti-vortex dust removal fan impeller of the present invention;

FIG. 2 is a top view structural diagram of the special sealing blade fan for the anti-leakage and anti-vortex dust removal fan impeller of the utility model, wherein the dust remover body is connected with the dust collection blade fan in a matching manner;

FIG. 3 is a partially enlarged structural view of the rotating shaft body and the protecting sleeve in the sealing blade fan specially used for the anti-leakage and anti-vortex dust removal fan impeller of the utility model;

fig. 4 is the structure diagram of the fitting slip ring and the protection casing in the special sealing blade fan for preventing leakage and vortex dust removing fan impeller.

In the figure: 1. a dust remover body; 2. an impeller; 3. a rotating shaft body; 4. a protective sleeve; 5. an air pump; 6. an air guide connecting pipe; 7. an air outlet pipe; 8. an air inlet; 9. a rubber conical butt-joint sleeve; 10. a dust-collecting blade fan; 11. a filter screen sleeve; 12. an annular chute; 13. embedding a slip ring; 14. and (5) connecting the blocks by bolts.

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. 1-4, the present invention provides a technical solution: a special sealing blade fan for an anti-leakage and anti-vortex dust removal fan impeller comprises a dust remover body 1, wherein an air inlet 8 is arranged at the upper right side of the dust remover body 1, and an air outlet pipe 7 is fixedly connected to the front side of the dust remover body 1; a dust collection blade fan 10 is butted at the air outlet pipe 7, an impeller 2 is installed on the inner side of the dust remover body 1, a rotating shaft body 3 is connected between the impeller 2 and the dust remover body 1, and the rotating shaft body 3 is connected with the dust remover body 1 through a belt wheel driving device which is an existing driving device; an anti-vortex impurity removing mechanism for protecting the rotating shaft body 3 is arranged on the rotating shaft body 3, and an anti-leakage butt joint mechanism is connected between the dust collection blade fan 10 and the dust remover body 1.

The vortex-proof impurity removing mechanism comprises: an air pump 5, an air guide connecting pipe 6 and a protective sleeve 4; the protective sleeve 4 is sleeved on the rotating shaft body 3, and a gap is formed between the end of the protective sleeve 4 and the end of the rotating shaft body 3; air pump 5 fixed mounting is in the outside of dust remover body 1, on protecting sleeve 4 passes through air guide connecting pipe 6 fixed connection to dust remover body 1 inner wall, and air guide connecting pipe 6 communicates with the end of giving vent to anger of air pump 5 and the inboard space of protecting sleeve 4, when impeller 2 operates, make dust remover body 1 when through the air inlet 8 dust absorption, protecting sleeve 4 is lived pivot body 3 protection, avoid dust debris winding on pivot body 3, influence its rotation, and air pump 5 aerifys to protecting sleeve 4 in through air guide connecting pipe 6, the gas of filling then is discharged from protecting

sleeve

4 and 3 end clearances of pivot body, rely on near the vortex that probably forms of this atmospheric pressure destruction pivot body 3, avoid outside debris to get into in protecting sleeve 4 from the clearance simultaneously.

The air guide connecting pipe 6 is a metal pipe.

The clearance department between the end of protective sleeve 4 and the end of pivot body 3 is provided with filter screen cover 11, filter screen cover 11 outer end fixed connection is on pivot body 3, the interior end fixedly connected with gomphosis sliding ring 13 of filter screen cover 11, the end inner wall department of protective sleeve 4 encircles and has seted up annular chute 12, gomphosis sliding ring 13 slip gomphosis is in filter screen cover 11, filter screen cover 11 is used for blockking outside debris from the clearance department entering between protective sleeve 4 and the pivot body 3, and filter screen cover 11 relies on gomphosis sliding ring 13 to be connected relative protective sleeve 4 with annular chute 12's cooperation and rotates.

Prevent leaking docking mechanism includes: rubber toper is to nipple 9 and bolted connection piece 14, dust absorption blade fan 10 is formed by outside pipe and the combination of inside blade fan, 9 fixed connection of rubber toper is in the inboard of outlet duct 7, and rubber toper is to nipple 9 and is diminished from outside-in diameter gradually, bolted connection piece 14 fixed connection is on dust absorption blade fan 10's outside pipe, and bolted connection piece 14 passes through bolt fixed connection with outlet duct 7, the outside pipe of dust absorption blade fan 10 is contradicted on the 9 inner walls of rubber toper is met to the nipple simultaneously, because rubber toper is to nipple 9 and is diminished from outside-in diameter gradually, make things convenient for the outside pipe of sealed butt joint dust absorption blade fan 10, prevent leaking, thereby dust debris that dust absorption blade fan 10 of being convenient for will get into in dust remover body 1 are discharged.

The bolt connecting block 14 is integrally cast with an outer circular tube of the suction vane fan 10.

The weight of the dust suction vane fan 10 is less than that of the dust collector body 1.

The working principle is as follows: the impeller 2 of the utility model operates, when the dust remover body 1 sucks dust through the air inlet 8, the protection sleeve 4 protects the rotating shaft body 3, dust sundries are prevented from being wound on the rotating shaft body 3 to influence the rotation of the rotating shaft body, the air pump 5 inflates the protection sleeve 4 through the air guide connecting pipe 6, the inflated air is discharged from a gap between the protection sleeve 4 and the end head of the rotating shaft body 3, vortex possibly formed near the rotating shaft body 3 is damaged by the air pressure, and meanwhile, external sundries are prevented from entering the protection sleeve 4 from the gap; meanwhile, the rubber conical butting sleeve 9 is arranged at the air outlet pipe 7 of the dust remover body 1, and the diameter of the rubber conical butting sleeve 9 is gradually reduced from outside to inside, so that the rubber conical butting sleeve is convenient to be in butt joint with an external round pipe of the dust collection blade fan 10 in a sealing manner and is leakproof, and therefore the dust collection blade fan 10 is convenient to discharge dust and sundries entering the dust remover body 1.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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.

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 prevent leaking special seal blade fan of vortex dust removal fan impeller, includes dust remover body (1), its characterized in that: an air inlet (8) is formed in the upper right side of the dust remover body (1), and an air outlet pipe (7) is fixedly connected to the front side of the dust remover body (1); a dust collection blade fan (10) is butted at the air outlet pipe (7), an impeller (2) is installed on the inner side of the dust remover body (1), and a rotating shaft body (3) is connected between the impeller (2) and the dust remover body (1); the vortex-preventing impurity-discharging mechanism for protecting the rotating shaft body (3) is arranged on the rotating shaft body (3), and a leakage-preventing butt joint mechanism is connected between the dust-collecting blade fan (10) and the dust-removing machine body (1).

2. The special seal vane fan for the leak-proof and vortex-proof dust removal fan impeller according to claim 1, characterized in that: the vortex-proof impurity removing mechanism comprises: an air pump (5), an air guide connecting pipe (6) and a protective sleeve (4); the rotating shaft body (3) is sleeved with the protective sleeve (4), and a gap is formed between the end of the protective sleeve (4) and the end of the rotating shaft body (3); the air pump (5) is fixedly installed on the outer side of the dust remover body (1), the protective sleeve (4) is fixedly connected to the inner wall of the dust remover body (1) through the air guide connecting pipe (6), and the air guide connecting pipe (6) is communicated with the air outlet end of the air pump (5) and the inner side space of the protective sleeve (4).

3. The special sealing blade fan for the leak-proof and vortex-proof dust removal fan impeller according to claim 2, characterized in that: the air guide connecting pipe (6) is a metal pipe.

4. The special seal vane fan for the leak-proof and vortex-proof dust removal fan impeller according to claim 2, characterized in that: the utility model discloses a novel filter screen, including protection casing (4), pivot body (3), screen cover (11) outer end fixed connection be in pivot body (3), the inner end fixedly connected with gomphosis sliding ring (13) of screen cover (11), the end inner wall department of protection casing (4) encircles and has seted up annular spout (12), gomphosis sliding ring (13) slip gomphosis is in screen cover (11).

5. The special seal vane fan for the leak-proof and vortex-proof dust removal fan impeller according to claim 1, characterized in that: the leak-proof docking mechanism includes: rubber toper is to nipple (9) and bolted connection piece (14), dust absorption blade fan (10) are formed by outside pipe and inside blade fan combination, rubber toper is to nipple (9) fixed connection the inboard of outlet duct (7), and rubber toper is to nipple (9) from outside-in diameter diminishes gradually, bolted connection piece (14) fixed connection be in on the outside pipe of dust absorption blade fan (10), and bolted connection piece (14) with outlet duct (7) pass through bolt fixed connection, simultaneously the outside pipe of dust absorption blade fan (10) is contradicted on rubber toper is to nipple (9) inner wall.

6. The special seal vane fan for the leakage and vortex prevention dust removal fan impeller according to claim 5, characterized in that: the bolt connecting block (14) and an external circular pipe of the dust absorption blade fan (10) are integrally cast.

7. The special seal vane fan for the leak-proof and vortex-proof dust removal fan impeller according to claim 1, characterized in that: the weight of the dust collection blade fan (10) is less than that of the dust remover body (1).