CN215462768U - Novel venturi of dust removal filter bag fossil fragments - Google Patents

Abstract

The utility model discloses a novel venturi tube of a keel of a dust removal filter bag, which relates to the field of venturi tubes and comprises a venturi tube body and a top ring, wherein an air inlet is formed in the venturi tube body, a sliding groove is formed in the inner wall of the air inlet, a cross rod is arranged on the inner wall of the sliding groove, fan blades are arranged at the bottom of the cross rod, and a plurality of groups of ventilation openings are formed in the inner wall of the air inlet. The utility model can solve the problem of unstable connection of the dust removal cloth bag, the lug extrudes the dust removal cloth bag to enter the inner wall of the groove so as to stably install the dust removal cloth bag at the bottoms of the framework and the venturi tube, the dust removal cloth bag is prevented from easily falling off when wind blows the dust removal cloth bag, the fan blades are driven to rotate when the wind passes through the ventilation opening, the circulation of peripheral gas can be accelerated by the rotation of the fan blades, so that the gas quickly passes through the ventilation opening, the injected compressed air is prevented from directly hitting the cloth bag to damage the cloth bag, and the compressed air is dispersed by the uniformly distributed ventilation opening.

Description

Novel venturi of dust removal filter bag fossil fragments

Technical Field

The utility model relates to the field of Venturi tubes, in particular to a novel Venturi tube of a keel of a dust removal filter bag.

Background

The venturi tube is divided into a built-in venturi tube and a plug-in venturi tube according to the structure, the venturi tube is short for the venturi tube, and the venturi effect is based on the principle that when wind blows over an obstacle, the air pressure near a port above the leeward side of the obstacle is relatively low, so that an adsorption effect is generated and air flows.

When carrying out the circulation of air, current venturi is all direct to carry out the circulation of air usually, and the gas of direct circulation can directly hit the dust removal sack, causes the damage to the sack, and is connected all directly to establish the inside at the skeleton with the sack usually, causes the sack to connect unstably easily.

SUMMERY OF THE UTILITY MODEL

Based on the technical problems, the utility model aims to provide the novel venturi tube of the keel of the dust removal filter bag to solve the technical problems of instable installation of the dust removal cloth bag and inconvenient air circulation.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a novel venturi of dust removal filter bag fossil fragments, includes venturi body and apical ring, the inside of venturi body is provided with the air intake, and the inner wall of air intake has seted up the spout, the inner wall of spout is provided with the horizontal pole, and the bottom of horizontal pole is provided with the flabellum, the multiunit vent has been seted up to the inner wall of air intake, the skeleton is installed to the bottom of apical ring, and the inner wall of apical ring and skeleton is provided with the dust removal sack, the standing groove has been seted up to the inside of venturi body, and the inner wall of standing groove installs reset spring to reset spring keeps away from the one end of standing groove inner wall and installs the lug.

Through adopting above-mentioned technical scheme, can solve the dust removal sack and connect unstable problem, lug extrusion dust removal sack enters into the inner wall of recess, thereby with the stable bottom of installing at the inside and venturi tube of skeleton of dust removal sack, the dust removal sack drops easily when preventing that wind from blowing through the dust removal sack, and wind drives the flabellum rotation when passing through the vent, the flabellum rotation can be peripheral gaseous circulation with higher speed, thereby make the quick vent that passes through of gas, the compressed air of avoiding jetting directly hits the sack, cause the damage to the sack, evenly distributed's vent makes the air of compression obtain the dispersion.

The fan blade support is further provided with a connecting rod at the bottom of the cross rod, and the connecting rod is rotatably connected with the fan blades through bearings.

Through adopting above-mentioned technical scheme, the circulation of peripheral air can be accelerated when compressed air drives the flabellum and rotates, resistance when reducing the flabellum and rotating.

The utility model is further provided that the bottom of the venturi tube body is provided with a limiting groove, and the inner wall of the limiting groove is jointed with the top ring and the dust removal cloth bag.

By adopting the technical scheme, the dust removal cloth bag is arranged in the limit groove, so that the connection between the dust removal cloth bag and the venturi body is more stable by the top ring.

The utility model is further provided that the outer part of the top ring is provided with a groove matched with the outer wall of the lug, and the outer wall of the lug is attached to the inner wall of the placing groove.

By adopting the technical scheme, the lug can extrude the dust removal cloth bag to enter the inner wall of the groove conveniently, so that the dust removal cloth bag is more stably installed.

The utility model is further provided that the ventilation opening is a louver.

Through adopting above-mentioned technical scheme, the circulation of air is accelerated, avoids the compressed air of jetting directly to hit the sack, causes the damage to the sack, and evenly distributed's vent makes compressed air obtain the dispersion.

In summary, the utility model mainly has the following beneficial effects:

the fan blades, the top ring, the dust removing cloth bag, the ventilation openings and the convex blocks are arranged, so that the problem of unstable connection of the dust removing cloth bag can be solved, the dust removing cloth bag is sleeved on the outer wall of the top ring through the springs, then the top ring is installed in the limiting groove at the bottom of the venturi tube body, the convex blocks extrude the dust removing cloth bag to enter the inner wall of the groove, so that the dust removing cloth bag is stably installed at the bottoms of the framework and the venturi tube, the dust removing cloth bag is prevented from falling off easily when wind blows the dust removing cloth bag, the fan blades are driven to rotate when the wind passes through the ventilation openings, the circulation of peripheral gas can be accelerated by the rotation of the fan blades, the gas can rapidly pass through the ventilation openings, the blown compressed air is prevented from directly hitting the cloth bag, the cloth bag is prevented from being damaged, and the compressed air is dispersed through the ventilation openings which are uniformly distributed.

Drawings

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

FIG. 2 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;

FIG. 3 is a perspective view of the venturi body of the present invention.

In the figure: 1. a venturi body; 2. an air inlet; 3. a chute; 4. a cross bar; 5. a fan blade; 6. a top ring; 7. a dust removal cloth bag; 8. a framework; 9. a vent; 10. a placement groove; 11. a return spring; 12. and (4) a bump.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

The following describes an embodiment of the present invention based on its overall structure.

A venturi tube of a novel dust-removing filter bag keel is shown in figure 1-2, and comprises a venturi tube body 1 and a top ring 6, wherein an air inlet 2 is arranged inside the venturi tube body 1, a chute 3 is arranged on the inner wall of the air inlet 2, a cross rod 4 is arranged on the inner wall of the chute 3, fan blades 5 are arranged at the bottom of the cross rod 4, a plurality of groups of ventilation openings 9 are arranged on the inner wall of the air inlet 2, when wind enters the venturi tube body 1 through the air inlet 2, the fan blades 5 are driven to rotate, the fan blades 5 rotate to drive peripheral air to circulate, so that compressed air flows out more rapidly through the ventilation openings 9, the compressed air which is blown is prevented from directly hitting a dust-removing cloth bag 7, a framework 8 is arranged at the bottom of the top ring 6, a dust-removing cloth bag 7 is arranged on the inner walls of the top ring 6 and the framework 8, a placing groove 10 is arranged inside the venturi tube body 1, and a reset spring 11 is arranged on the inner wall of the placing groove 10, and reset spring 11 is kept away from the one end of standing groove 10 inner wall and is installed lug 12, establish dust removal sack 7 cover at the outer wall of apical ring 6, install apical ring 6 in the spacing inslot of venturi tube body 1 bottom, the outer wall extrusion lug 12 of apical ring 6, lug 12 extrudees reset spring 11 and enters into the inner wall of standing groove 10, when the top of apical ring 6 contacts with venturi tube body 1, reset spring 11 drives lug 12 and breaks away from the inner wall of standing groove 10, thereby lug 12 drives dust removal sack 7 and enters into the recess, to dust removal sack 7's stability more, prevent that dust removal sack 7 from droing easily, the bottom of horizontal pole 4 is provided with the connecting rod, and the connecting rod passes through the bearing rotation with flabellum 5 and is connected.

Please refer to fig. 1, the bottom of the venturi body 1 is provided with a limiting groove, the inner wall of the limiting groove is attached to the top ring 6 and the dust removal cloth bag 7, the outer portion of the top ring 6 is provided with a groove matched with the outer wall of the bump 12, the outer wall of the bump 12 is attached to the inner wall of the placing groove 10, the outer wall of the top ring 6 extrudes the bump 12, the bump 12 extrudes the reset spring 11 to enter the inner wall of the placing groove 10, when the top of the top ring 6 contacts the venturi body 1, the reset spring 11 drives the bump 12 to be separated from the inner wall of the placing groove 10, so that the bump 12 drives the dust removal cloth bag 7 to enter the groove, the stability of the dust removal cloth bag 7 is improved, and the dust removal cloth bag 7 is prevented from falling off easily.

Referring to the drawings, the ventilation openings 9 are louver windows, and the uniformly distributed ventilation openings 9 disperse compressed air, so that dust in the dust removal cloth bag 7 can be conveniently cleaned.

The working principle of the utility model is as follows: when the dust removing cloth bag 7 is installed, the dust removing cloth bag 7 is sleeved on the outer wall of the top ring 6, the top ring 6 is installed in the limiting groove at the bottom of the venturi tube body 1, the outer wall of the top ring 6 extrudes the lug 12, the lug 12 extrudes the reset spring 11 to enter the inner wall of the placing groove 10, when the top of the top ring 6 is contacted with the venturi tube body 1, the reset spring 11 drives the lug 12 to be separated from the inner wall of the placing groove 10, so that the lug 12 drives the dust removing cloth bag 7 to enter the groove, the stability of the dust removing cloth bag 7 is better, the dust removing cloth bag 7 is prevented from falling off easily, when wind enters the venturi tube body 1 through the air inlet 2, the fan blades 5 are driven to rotate, the fan blades 5 rotate to drive peripheral air to circulate, so that compressed air flows out more quickly through the vent 9, compressed air injected to the dust removing cloth bag 7 is prevented from being directly hit on the dust removing cloth bag 7 to cause damage to the dust removing cloth bag 7, the uniformly distributed ventilation openings 9 disperse compressed air, and can facilitate cleaning of dust in the dust removal cloth bag 7.

Although embodiments of the present invention have been shown and described, the present embodiments are merely illustrative of the present invention and are not intended to limit the present invention, and the described specific features, structures, materials or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and those skilled in the art can make modifications, substitutions, variations, etc. of the embodiments as required without departing from the principle and spirit of the present invention, but within the scope of the claims of the present invention.

Claims (5)

1. The utility model provides a novel venturi of dust removal filter bag fossil fragments, includes venturi body (1) and top ring (6), its characterized in that: the venturi tube is characterized in that an air inlet (2) is formed in the venturi tube body (1), a sliding groove (3) is formed in the inner wall of the air inlet (2), a cross rod (4) is arranged on the inner wall of the sliding groove (3), fan blades (5) are arranged at the bottom of the cross rod (4), a plurality of groups of ventilation openings (9) are formed in the inner wall of the air inlet (2), a framework (8) is installed at the bottom of a top ring (6), a dust removal cloth bag (7) is arranged on the inner walls of the top ring (6) and the framework (8), a placing groove (10) is formed in the venturi tube body (1), a reset spring (11) is installed on the inner wall of the placing groove (10), and a lug (12) is installed at one end, far away from the inner wall of the placing groove (10), of the reset spring (11).

2. The novel dedusting filter bag keel venturi tube as claimed in claim 1, wherein: the bottom of the cross rod (4) is provided with a connecting rod, and the connecting rod is rotatably connected with the fan blades (5) through bearings.

3. The novel dedusting filter bag keel venturi tube as claimed in claim 1, wherein: the bottom of the venturi tube body (1) is provided with a limiting groove, and the inner wall of the limiting groove is attached to the top ring (6) and the dust removal cloth bag (7).

4. The novel dedusting filter bag keel venturi tube as claimed in claim 1, wherein: the outer portion of the top ring (6) is provided with a groove matched with the outer wall of the convex block (12), and the outer wall of the convex block (12) is attached to the inner wall of the placing groove (10).

5. The novel dedusting filter bag keel venturi tube as claimed in claim 1, wherein: the ventilation opening (9) is arranged for a louver window.

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