CN207711668U - A kind of wind circulation carving machine dust removal by ventilation structure - Google Patents

Abstract

The utility model discloses a kind of wind circulation carving machine dust removal by ventilation structures, the lower end of induced duct and the inner bottom wall of cabinet connect, liquid case is connected to the upper end of cabinet, liquid case upper end is communicated with exhaust pipe, ventilation hole is set on the tube wall of induced duct, air inducing inside pipe wall is equipped with swirl vane, the swirl vane is provided with the air-breathing inner cavity being connected to induced duct and swirl vane hollow center shaft, the diameter of the air-breathing inner cavity of every swirl vane is different, exhaust tube end is connected to by muffler with the gas returning port of bottom of cabinet bulk, and bottom of cabinet bulk is rotatablely equipped with blasting vane wheel.Air-breathing intracavity diameter is different, stress is different on different swirl vanes, air-flow drives swirl vane rotation, when air-breathing inner cavity is connected to ventilation hole, gas is sucked into hollow center shaft by air-breathing inner cavity in cabinet, and return-air drives to be rotated along blasting vane wheel, the dust of bottom is advertised and is sucked away, reach the air draught to different location in cabinet, dust, good dedusting effect are not stayed in bottom.

Description

A kind of wind circulation carving machine dust removal by ventilation structure

Technical field

The utility model is related to engraving equipment field, specially a kind of wind circulation carving machine dust removal by ventilation structure.

Background technology

Existing carving and milling machine will produce a large amount of dust in operation, and since carving and milling machine itself is without processing dress It sets, so dust can be diffused out with production, environmental pollution is very big, and carves motor spindle and be easy to gather a large amount of powder Dirt.

Utility model content

The purpose of this utility model is to provide a kind of wind circulation carving machine dust removal by ventilation structures, to solve above-mentioned background skill The problem of being proposed in art.

To achieve the above object, the utility model provides the following technical solutions：

The inner roof wall of a kind of wind circulation carving machine dust removal by ventilation structure, including cabinet, cabinet connects thicker one of frustum cone cylinder End, is equipped with wind turbine in the middle part of the inner roof wall of cabinet, and the lower end of frustum cone cylinder is connected with induced duct, the lower end of induced duct and cabinet it is interior Bottom wall connects, and the upper end perforation of cabinet is plugged with escape pipe, the side wall of the upper end perforation grafting liquid case of escape pipe, and liquid case is connected to The upper end of cabinet, sidewall upper of the liquid case far from escape pipe one end are communicated with exhaust pipe, circle on the tube wall of the induced duct The ventilation hole of row arrangement perforation tube wall, air inducing inside pipe wall circumferentially rotate with ventilation hole corresponding position and are equipped with swirl vane, the rotation Stream blade is provided with the air-breathing inner cavity being connected to induced duct and swirl vane hollow center shaft, the air-breathing inner cavity of every swirl vane Diameter it is different, exhaust tube end is connected to by muffler with the gas returning port of bottom of cabinet bulk, and bottom of cabinet bulk is rotatablely equipped with air blast Impeller, the gas returning port are tangentially-arranged along the blasting vane wheel outer circle.

Further, vent locations are corresponded on the induced duct and be provided with heavy platform, above and below swirl vane passes through Journal bearing is with the concentric rotational installation of induced duct in air inducing tube cavity.

Further, the air-breathing intracavity diameter for the swirl vane arranged along clockwise direction gradually increases.

External power supply is connected, wind turbine starts, since air-breathing intracavity diameter is different, under the action of air-flow, different eddy flow leaves On piece stress is different, and air-flow drives swirl vane rotation, and when air-breathing inner cavity is connected to ventilation hole, gas is by air-breathing inner cavity in cabinet It is sucked into hollow center shaft, then flows in liquid case and is neutralized via escape pipe, is most discharged afterwards through exhaust pipe, is arranged from exhaust pipe The gas cooled via return air pipe gone out is back at blasting vane wheel, and gas returning port is tangentially-arranged along blasting vane wheel outer circle, so being back to blasting vane wheel Place's gas can readily drive to be rotated along blasting vane wheel, and the dust of bottom is advertised, is siphoned away by swirl vane, to reach The air draught of different location in cabinet, air draught effect is good, and bottom does not stay dust, the utility model to have simple in structure, ventilation The features such as effect is good has very strong practicability.

Description of the drawings

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the portions the utility model A enlarged structure schematic diagram；

Fig. 3 is the utility model section B-B structural schematic diagram.

In figure：1, cabinet；2, muffler；3, frustum cone cylinder；4, wind turbine；5, induced duct；6, escape pipe；7, liquid case；8, eddy flow Blade；9, ventilation hole；10, air-breathing inner cavity；11, heavy platform；12, hollow center shaft；13, gas returning port；14, blasting vane wheel.

Specific implementation mode

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.

The inner roof wall connection frustum cone cylinder 3 of a kind of wind circulation carving machine dust removal by ventilation structure, including cabinet 1, cabinet 1 is thicker One end, is equipped with wind turbine 4 in the middle part of the inner roof wall of cabinet 1, and the lower end of frustum cone cylinder 3 is connected with induced duct 5, the lower end of induced duct 5 with The inner bottom wall of cabinet 1 connects, and the upper end perforation of cabinet 1 is plugged with escape pipe 6, the side of the upper end perforation grafting liquid case 7 of escape pipe 6 Wall, liquid case 7 are connected to the upper end of cabinet 1, and sidewall upper of the liquid case 7 far from 6 one end of escape pipe is communicated with exhaust pipe, the air inducing The ventilation hole 9 of circular array arrangement perforation tube wall, 5 inner wall of induced duct are circumferentially rotated with 9 corresponding position of ventilation hole on the tube wall of pipe 5 Swirl vane 8 is installed, which is provided with the air-breathing being connected to the hollow center shaft 12 of induced duct 5 and swirl vane 8 The diameter of inner cavity 10, the air-breathing inner cavity 10 of every swirl vane 8 is different, the air-breathing for the swirl vane 8 arranged along clockwise direction Intracavity diameter gradually increases, and 9 position of ventilation hole is corresponded on the induced duct 5 and is provided with heavy platform 11, swirl vane 8 by top and For the journal bearing of lower section with the concentric rotational installation of induced duct 5 in 5 inner cavity of induced duct, exhaust tube end passes through muffler 2 and cabinet The gas returning port 13 of 1 bottom of body is connected to, and 1 lower rotation of cabinet is equipped with blasting vane wheel 14, and the gas returning port 13 is along the blasting vane wheel 14 outer circles are tangentially-arranged.

External power supply is connected, wind turbine 4 starts, due to 10 diameter of air-breathing inner cavity difference, under the action of air-flow, different eddy flows Stress is different on blade 8, and air-flow drives swirl vane 8 to rotate, when air-breathing inner cavity 10 is connected to ventilation hole 9, gas quilt in cabinet Air-breathing inner cavity 10 is sucked into hollow center shaft 12, then flows in liquid case 7 and is neutralized via escape pipe 6, most afterwards through exhaust pipe Discharge, the gas cooled via return air pipe 2 being discharged from exhaust pipe are back to from blasting vane wheel 14, and gas returning port 13 is tangential along 14 outer circle of blasting vane wheel Setting rotates along blasting vane wheel 14 so being back to gas at blasting vane wheel 14 and can readily drive, the dust of bottom is advertised Get up, is siphoned away by swirl vane 8, to reach the air draught to different location in cabinet, air draught effect is good, and dust is not stayed in bottom, The utility model has the characteristics that simple in structure, ventilation effect is good, has very strong practicability.

The above is only the preferred embodiment to the utility model, is not made in any form to the utility model Limitation, it is every according to the technical essence of the utility model any simple modification made to the above embodiment, equivalent variations with Modification, is all within the scope of the technical scheme of the utility model.

Claims (3)

1. the inner roof wall of a kind of wind circulation carving machine dust removal by ventilation structure, including cabinet, cabinet connects the thicker one end of frustum cone cylinder, Wind turbine is installed in the middle part of the inner roof wall of cabinet, the lower end of frustum cone cylinder is connected with induced duct, the lower end of induced duct and the interior bottom of cabinet Wall connects, and the upper end perforation of cabinet is plugged with escape pipe, the side wall of the upper end perforation grafting liquid case of escape pipe, and liquid case is connected to cabinet The upper end of body, sidewall upper of the liquid case far from escape pipe one end are communicated with exhaust pipe, it is characterised in that：The tube wall of the induced duct The ventilation hole of upper circular array arrangement perforation tube wall, air inducing inside pipe wall circumferentially rotate with ventilation hole corresponding position and are equipped with eddy flow leaf Piece, the swirl vane are provided with the air-breathing inner cavity being connected to induced duct and swirl vane hollow center shaft, every swirl vane The diameter of air-breathing inner cavity is different, and exhaust tube end is connected to by muffler with the gas returning port of bottom of cabinet bulk, bottom of cabinet bulk rotation peace Equipped with blasting vane wheel, the gas returning port is tangentially-arranged along the blasting vane wheel outer circle.

2. wind circulation carving machine dust removal by ventilation structure according to claim 1, it is characterised in that：It is corresponding on the induced duct Vent locations are provided with heavy platform, swirl vane pass through above and below journal bearing and the concentric rotational installation of induced duct in Air inducing tube cavity.

3. wind circulation carving machine dust removal by ventilation structure according to claim 1, it is characterised in that：It arranges along clockwise direction The air-breathing intracavity diameter of swirl vane gradually increase.