CN204866217U - Connecting rod sprays drive agitator of breathing in - Google Patents

Abstract

The utility model belongs to the technical field of mineral are selected separately, concretely relates to connecting rod sprays drive agitator of breathing in, including spraying rotatory district, stirring mixed zone, connecting rod impeller mechanism, water conservancy diversion district. The mode of adding flotation reagent is sprayed in the adoption, and flotation reagent's addition can be adjusted according to the speed that the pan feeding flows, and guarantees material and flotation reagent's intensive mixing, adopt water conservancy diversion passageway and discharge chute for ore pulp after the mix is discharged along the outward flange of the 2nd impeller blade, reduces rotating resistance, guarantees the good environment of breathing in, a impeller of the connecting rod impeller mechanism of adoption places the air chamber in, sprays air absorbing nozzle and is spraying rotatory district's injection impeller, and the drive impeller is rotatory, has avoided flooding huge energy loss when spraying, has improved the stirring speed of the 2nd impeller in the ore pulp to increase the inspiratory capacity and optimized stirring effect.

Description

A kind of connecting rod sprays air-breathing and drives agitator

Technical field

The utility model belongs to sorting mineral technical field, is specifically related to a connecting rod and sprays air-breathing driving agitator.

Background technology

Conventional flotation device is divided into mechanical type flotation device and air jet flotation machine substantially, for conventional air jet flotation machine because not arranging agitating device, when pulp density is higher, enough power can not be provided to realize the abundant mixing dispersion of ore pulp, bubble, floating agent; And the energy consumption that the high rotating speed of the agitating device of agitation impeller flotator needs is higher, and the low flow field that can not be formed of rotating speed and inspiratory capacity, and novel injection air-breathing rabbling mechanism floods injection stream close to plume due to the ore pulp of jet segment, spray energy major part to be consumed by ore pulp, therefore ejection efficiency subtracts greatly, stirring efficiency is subtracted greatly, and flow field is stirred in interference.

Utility model content

The purpose of this utility model is that providing connecting rod to spray air-breathing drives agitator, overcome injection water body resistance, reduce energy consumption, make the ore pulp of variable concentrations also can fully mix and provide enough inspiratory capacities under lower impeller stirring action, improve flotation efficiency.

For achieving the above object, the utility model have employed following technical scheme: connecting rod sprays air-breathing and drives agitator, comprises and sprays Rotary District, be uniformly mixed district, connecting rod impeller mechanism, guiding region.

Described injection Rotary District is positioned on the upside of runing rest, by blending bunker, and feeding mouth, feeding pipe, floating agent adding tube, stir chamber, sprays gas absorption spray, bearing holddown groove, the first air intake duct, and automatic regulating valve is formed; Described blending bunker presents " U " type shape of handstand, and for bulk flotation medicament and floatation feed, outside described blending bunker, wall side is provided with feeding mouth, and described blending bunker inner edge wall has been evenly arranged injection gas absorption spray, and upper end is provided with the bearing holddown groove of spill; Described stir chamber is surrounded by blending bunker inner edge wall and steel plate; Described injection gas absorption spray is set to multiple and is evenly fixed on the inner edge wall of stir chamber, and sprays gas absorption spray nested inside first air intake duct, and one end of described first air intake duct communicates with air; The discharge end of described feeding pipe is nested in the discharge end of floating agent adding tube; The upper end of described floating agent adding tube is provided with the automatic regulating valve of hinges fixing due to floating agent adding tube inwall, can regulate the feeding of floating agent according to the jet velocity of pan feeding; The discharge end of described floating agent adding tube is connected with feeding mouth.

The described district that is uniformly mixed comprises seal bootr, the second air intake duct, discharging channel; Described seal bootr is tapered, and upper end connects with the lower port of guiding region.The lower port of described second air intake duct communicates with the equally distributed suction hole in seal bootr upper end, and the upper port of described second air intake duct communicates with air; Described discharging channel is that the groove of " U " type and the inwall of seal bootr surround by cross section, is set to multiple and the following wall of upper port surrounds circular port, is connected with the lower port of the second guide shell of guiding region.

Described guiding region is by the first guide shell, and the second guide shell is formed; The upper port of described first guide shell is connected with the lower port of spraying Rotary District, and the lower port of described first guide shell is connected with the seal bootr upper port being uniformly mixed district; Described second guide shell is nested in the first guide shell, and the outer wall of described second guide shell and the inwall of the first guide shell are divided into annular flow-guiding channel, and the inner ring diameter of the second guide shell is greater than connecting rod diameter, ensures that connecting rod can pass through smoothly; The circular port that the described lower port of the second guide shell surrounds with the following wall of the upper port of discharging channel is connected, thus ensures that flow-guiding channel is connected with discharging channel, and material is discharged at the outward flange of the second agitator arm blade.

Described connecting rod impeller mechanism by the first agitator arm, connecting rod, the second agitator arm, duplex bearing form; Described connecting rod is placed in and sprays Rotary District, guiding region be uniformly mixed in cavity that district three is connected; Screw end is arranged in the upper end of described connecting rod, is screwed after the inner ring through the duplex bearing be positioned in bearing holddown groove by nut, under hanging on bearing holddown groove; The blade of described first agitator arm is consolidated in the top of connecting rod uniformly, and is placed in stir chamber; The blade of described second agitator arm is consolidated in the bottom of connecting rod uniformly, and under being placed in the seal bootr be uniformly mixed in district.

A kind of connecting rod of the present utility model sprays air-breathing and drives agitator, and its beneficial effect shows:

1, the utility model adopts the mode of spraying and adding floating agent, because pan feeding nozzle is nested in floating agent adding tube, therefore the addition of floating agent can regulate according to the speed entering stream, thus according to the stable quantitative interpolation floating agent of need of production, and ensure fully mixing of material and floating agent.

2, the first agitator arm of the connecting rod impeller mechanism of the utility model employing is placed in air chamber, spray gas absorption spray and spray impeller in injection Rotary District, drives impeller rotates, avoid energy loss huge when flooding injection, improve the mixing speed of the second agitator arm in ore pulp, thus increase inspiratory capacity and optimize mixing effect.

3, the utility model adopts and sprays gas absorption spray drives impeller, and injection stream drives air intake duct air-breathing, add inspiratory capacity, and impeller is penetrated to getting rid of of material, better improves the mixed effect of material and ore pulp.

4, the utility model adopts flow-guiding channel and discharging channel, mixed ore pulp is discharged along the outward flange of the second agitator arm blade, reduces the rotational resistance of the second agitator arm, ensure good air-breathing environment.

Accompanying drawing explanation

Fig. 1 is structural representation of the present utility model.

Fig. 2 is that floating agent sprays adding set structural representation

Fig. 3 is seal bootr plan structure schematic diagram

In figure, Reference numeral implication is as follows:

10-connecting rod sprays air-breathing and drives agitator 11-spray Rotary District 110-blending bunker, 111-feeding mouth, 112-feeding pipe, 113-floating agent adding tube, 114-stir chamber 115-spray gas absorption spray 116-bearing holddown groove 117-the first air intake duct 118-automatic regulating valve 12-be uniformly mixed district's 120-seal bootr 121-the second air intake duct 122-discharging channel 123-suction hole 124-circular port 13-connecting rod impeller mechanism 130-the first agitator arm 131-connecting rod 132-the second agitator arm 133-duplex bearing 14-guiding region 141-the first guide shell 142-the second guide shell 143-flow-guiding channel

Detailed description of the invention

As Figure 1-3, for achieving the above object, the utility model have employed following technical scheme:

A kind of connecting rod sprays air-breathing and drives agitator (10) to comprise: spray Rotary District (11), be uniformly mixed district (12), connecting rod impeller mechanism (13), guiding region (14).

Described injection Rotary District (11) is by blending bunker (110), feeding mouth (111), feeding pipe (112), floating agent adding tube (113), stir chamber (114), sprays gas absorption spray (115), bearing holddown groove (116), first air intake duct (117), automatic regulating valve (118) is formed; Described blending bunker (110) presents " U " type shape of handstand, for bulk flotation medicament and floatation feed, wall side, described blending bunker (110) outside is provided with feeding mouth, described blending bunker (110) inner edge wall has been evenly arranged injection gas absorption spray (115), and upper end is provided with the bearing holddown groove (116) of spill; Described stir chamber (114) is surrounded by blending bunker (110) inner edge wall and steel plate; Described injection gas absorption spray (115) is set to multiple and is evenly fixed on the inner edge wall of stir chamber (114), and spray gas absorption spray (115) nested inside first air intake duct (117), one end of described first air intake duct (117) communicates with air; The discharge end of described feeding pipe (112) is nested in the discharge end of floating agent adding tube (113); The upper end of described floating agent adding tube (113) is provided with the automatic regulating valve (118) of hinges fixing due to floating agent adding tube (113) inwall, can regulate the feeding of floating agent according to the jet velocity of pan feeding; The discharge end of described floating agent adding tube is connected with feeding mouth (111);

The described district (12) that is uniformly mixed comprises seal bootr (120), the second air intake duct (121), discharging channel (122), suction hole (123); Described seal bootr (120) is tapered, and upper end connects with the lower port of guiding region (14).The lower port of described second air intake duct (121) communicates with the equally distributed suction hole in seal bootr (120) upper end (123), and the upper port of described second air intake duct (121) communicates with air; Described discharging channel (122) is that the groove of " U " type and the inwall of seal bootr (120) surround by cross section, described discharging channel (122) is set to multiple and the following wall of upper port surrounds circular port (124), is connected with the lower port of second guide shell (142) of guiding region (14);

Described connecting rod impeller mechanism (13) by the first agitator arm (130), connecting rod (131), the second agitator arm (132), duplex bearing (133) form; Described connecting rod (131) is placed in and sprays Rotary District (11), is uniformly mixed in cavity that district (12) is connected with guiding region (14) three; Screw end is arranged in the upper end of described connecting rod (131), is screwed, under hanging on bearing holddown groove (116) after the inner ring through the duplex bearing (133) be positioned in bearing holddown groove (116) by nut; The blade of described first agitator arm (130) is consolidated in the top of connecting rod (131) uniformly, and is placed in stir chamber (114); The blade of described second agitator arm (132) is consolidated in the bottom of connecting rod (131) uniformly, and under being placed in the seal bootr (120) be uniformly mixed in district (12);

Described guiding region (14) is by the first guide shell (141), and the second guide shell (142) is formed; The upper port of described first guide shell (141) is connected with the lower port of spraying Rotary District (11), and the lower port of described first guide shell (141) is connected with seal bootr (120) upper port being uniformly mixed district (12); Described second guide shell (142) is nested in the first guide shell (141), the outer wall of described second guide shell (142) and the inwall of the first guide shell (141) are divided into annular flow-guiding channel (143), the inner ring diameter of the second guide shell (142) is greater than connecting rod (131) diameter, ensures that connecting rod (131) can pass through smoothly; The circular port (124) that lower port and the following wall of the upper port of discharging channel (122) of described second guide shell (142) surround is connected, thus ensure that flow-guiding channel (143) is connected with discharging channel (122), material is discharged at the outward flange of the second agitator arm (132) blade;

Below in conjunction with Fig. 1-3, the course of work of the present utility model is described further:

Ore pulp enters blending bunker (110) together through feeding mouth (111) injection stream drive floating agent and mixes, speed according to entering stream regulates, thus according to the stable quantitative interpolation floating agent of need of production, and ensure fully mixing of material and floating agent, mixed ore pulp is through spraying gas absorption spray (115) ejection, the first agitator arm (130) in stir chamber (114) is driven to rotate while sucking a large amount of gas, thus the second agitator arm (132) the Stirring ore pulp of drivening rod (131) lower end; And get rid of through the first agitator arm (130) ore pulp penetrated is discharged to the second agitator arm (132) after again mixing outward flange through flow-guiding channel (143) and discharging channel (122), ensure good air-breathing environment.Flotation mineralized froth participates in flotation activity after the blade outward flange of the second agitator arm (132) is thrown out of.

Claims (1)

1. connecting rod sprays an air-breathing driving agitator, it is characterized in that: comprise and spray Rotary District, be uniformly mixed district, connecting rod impeller mechanism, guiding region;

Described injection Rotary District is positioned on the upside of runing rest, by blending bunker, and feeding mouth, feeding pipe, floating agent adding tube, stir chamber, sprays gas absorption spray, bearing holddown groove, the first air intake duct, and automatic regulating valve is formed; Described blending bunker presents " U " type shape of handstand; Outside described blending bunker, wall side is provided with feeding mouth, and described blending bunker inner edge wall has been evenly arranged injection gas absorption spray, and upper end is provided with the bearing holddown groove of spill; Described stir chamber is surrounded by blending bunker inner edge wall and steel plate; Described injection gas absorption spray is set to multiple and is evenly fixed on the inner edge wall of stir chamber, and sprays gas absorption spray nested inside first air intake duct, and one end of described first air intake duct communicates with air; The discharge end of described feeding pipe is nested in the discharge end of floating agent adding tube; The upper end of described floating agent adding tube is provided with the automatic regulating valve of hinges fixing due to floating agent adding tube inwall; The discharge end of described floating agent adding tube is connected with feeding mouth;

The described district that is uniformly mixed comprises seal bootr, the second air intake duct, discharging channel; Described seal bootr is tapered, and upper end connects with the lower port of guiding region; The lower port of described second air intake duct communicates with the equally distributed suction hole in seal bootr upper end, and the upper port of described second air intake duct communicates with air; Described discharging channel is that the groove of " U " type and the inwall of seal bootr surround by cross section, is set to multiple and the following wall of upper port surrounds circular port, is connected with the lower port of the second guide shell of guiding region;

Described guiding region is by the first guide shell, and the second guide shell is formed; The upper port of described first guide shell is connected with the lower port of spraying Rotary District, and the lower port of described first guide shell is connected with the seal bootr upper port being uniformly mixed district; Described second guide shell is nested in the first guide shell, and the outer wall of described second guide shell and the inwall of the first guide shell are divided into annular flow-guiding channel, and the inner ring diameter of the second guide shell is greater than connecting rod diameter; The circular port that the described lower port of the second guide shell surrounds with the following wall of the upper port of discharging channel is connected, thus ensures that flow-guiding channel is connected with discharging channel;

Described connecting rod impeller mechanism by the first agitator arm, connecting rod, the second agitator arm, duplex bearing form; Described connecting rod is placed in and sprays Rotary District, guiding region be uniformly mixed in cavity that district three is connected; Screw end is arranged in the upper end of described connecting rod, is screwed after the inner ring through the duplex bearing be positioned in bearing holddown groove by nut, under hanging on bearing holddown groove; The blade of described first agitator arm is consolidated in the top of connecting rod uniformly, and is placed in stir chamber; The blade of described second agitator arm is consolidated in the bottom of connecting rod uniformly, and under being placed in the seal bootr be uniformly mixed in district.