CN209205779U - A kind of Horizontal air flow grader - Google Patents

Abstract

The utility model discloses a kind of Horizontal air flow graders, including upper body, the inside of the upper body is equipped with classifying turbine, and upper body is internally provided with outer classification chamber, the outside of the upper body is connected by connecting rod with bearing outer ring, and the upper end of bearing outer ring is connected on driving motor by support rod, the lower end of the driving motor is connected by drive rod with bearing inner race, and the outside of bearing inner race is connected by bearing ball with bearing outer ring, the outer ring of the bearing inner race is connected by gear with worm screw, and gear is connected by the way of key connection with worm screw, the worm screw is connected in connecting rod.The Horizontal air flow grader can be convenient for stable separation coarse fodder and fines, and it can guarantee classifying turbine start and stop simultaneously, avoid existing Horizontal air flow grader during use, since some driving motor damages, it causes the later period to need the generation of rework aspect, and then the labor intensity of staff can be reduced.

Description

A kind of Horizontal air flow grader

Technical field

The utility model relates to gas flow sizing machine correlative technology field, specially a kind of Horizontal air flow grader.

Background technique

Horizontal air flow grader is exactly a kind of device that can be separated to coarse fodder and fines, and main parts size is classification Impeller.

But existing Horizontal air flow grader is during use, there is also some problems, such as publication number: CN202316310U, publication date: 20120711, a kind of disclosed Horizontal air flow grader, during use, there is also Following problems:

1), when in use, such as wherein some high-speed induction motor breaks down existing Horizontal air flow grader, causes it The classifying turbine of connection no longer rotates, and when also endlessly conveying material is entered in the grader at feed pipe, part is thick Material enters in discharge header pipe with the classifying turbine that fines will be connected by the high-speed induction motor, isolates before in turn resulting in Fines polluted by coarse fodder so that material needs be reworked, to cause the labor burden of staff；

2) existing Horizontal air flow grader when in use, can not ensure that the revolving speed of high-speed induction motor thereon is identical, this Different classifying turbine revolving speeds will be caused different, be unfavorable for uniform and stable separation coarse fodder and fines, will cause fast point of revolving speed The fines that grade impeller is isolated is thinner.

Utility model content

The purpose of this utility model is to provide a kind of Horizontal air flow graders, existing to solve to propose in above-mentioned background technique When having a Horizontal air flow grader some high-speed induction motor breaking down wherein, material after separation needs the feelings done over again Condition, and can not ensure that the revolving speed of high-speed induction motor thereon is identical, it is unfavorable for uniform and stable separation coarse fodder and fines Problem.

To achieve the above object, the utility model provides the following technical solutions: a kind of Horizontal air flow grader, including top Shell, the inside of the upper body are equipped with classifying turbine, and upper body is internally provided with outer classification chamber, it is described on The outside of portion's shell is connected by connecting rod with bearing outer ring, and the upper end of bearing outer ring is connected to driving electricity by support rod On machine, the lower end of the driving motor is connected by drive rod with bearing inner race, and the outside of bearing inner race is turned by bearing Pearl is connected with bearing outer ring, and the outer ring of the bearing inner race is connected by gear with worm screw, and gear is using key connection Mode is connected with worm screw, and the worm screw is connected in connecting rod, and the lower end of worm screw is connected by worm gear with shaft, described Worm gear is connected by the way of key connection with shaft, and shaft is connected on outer classification chamber, the lower end of the driving motor Be provided with flabellum, and flabellum is set in discharge header pipe, be connected with discharging branch pipe in the discharge header pipe, and discharge branch pipe with point Grade impeller is corresponding.

Preferably, the equal angular lower end for being connected to driving motor of the drive rod, and the axis of driving motor lower end with The axis of bearing inner race is overlapped, and the both ends of drive rod be all made of the mode of welding respectively with the lower end of driving motor and bearing The inside integration of inner ring is fixedly connected.

Preferably, the planform of the support rod is L shape, and support rod is equal angular is connected on bearing outer ring, And driving motor is fixedly connected by support rod, bearing outer ring and connecting rod with upper body.

Preferably, the planform of the connecting rod be " F " shape, and connecting rod using bearing connect by the way of with worm screw phase Connection, and the equal angular lower end for being connected to bearing outer ring of connecting rod, while the both ends of connecting rod respectively with bearing outer ring and Upper body is integrated setting.

Preferably, the outside of the bearing inner race is connected by the way of engagement connection with gear, and gear is angularly The outside for being connected to bearing inner race, and the thickness of bearing inner race be greater than bearing outer ring thickness.

Compared with prior art, the utility model has the beneficial effects that the Horizontal air flow grader can be convenient for stable point It from coarse fodder and fines, and can guarantee classifying turbine start and stop simultaneously, avoid existing Horizontal air flow grader during use, Since some driving motor damages, the later period is caused to need the generation of rework aspect, and then the labour that can reduce staff is strong Degree；

1, the setting of drive rod, bearing inner race, gear, worm screw, worm gear and shaft, can be convenient for driving motor synchronous drive etc. Angle is set to the rotation of the classifying turbine inside upper body, so as to be convenient for stable separation coarse fodder and fines；

2, drive rod, bearing inner race, gear, worm screw, worm gear, shaft, flabellum, bearing outer ring, bearing ball, support rod and The setting of connecting rod, can be convenient for driving classifying turbine and flabellum to rotate synchronously by a driving motor, and then can be convenient for exhausting It is synchronous with separation to carry out, avoid existing Horizontal air flow grader during use, since some driving motor damages, The motor-driven classifying turbine is caused to stop operating, so that coarse fodder and fines are inhaled into the situation in discharge header pipe, from And it is avoided that the later period and needs rework aspect, and then the labor intensity of staff can be reduced.

Detailed description of the invention

Fig. 1 is the utility model schematic cross-sectional view；

Fig. 2 is A point enlarged structure schematic diagram in the utility model Fig. 1；

Fig. 3 is B point enlarged structure schematic diagram in the utility model Fig. 1；

Fig. 4 is the utility model worm screw and driving motor overlooking the connection structure.

In figure: 1, upper body；2, classifying turbine；3, worm screw；4, discharge header pipe；5, flabellum；6, driving motor；7, it drives Bar；8, support rod；9, outer classification chamber；10, connecting rod；11, gear；12, bearing outer ring；13, bearing ball；14, in bearing Circle；15, discharge branch pipe；16, shaft；17, worm gear.

Specific embodiment

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 Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of Horizontal air flow grader, including upper case Body 1, the inside of upper body 1 is equipped with classifying turbine 2, and upper body 1 is internally provided with outer classification chamber 9, upper case The outside of body 1 is connected by connecting rod 10 with bearing outer ring 12, and the upper end of bearing outer ring 12 is connected to drive by support rod 8 On dynamic motor 6, the lower end of driving motor 6 is connected by drive rod 7 with bearing inner race 14, and the outside of bearing inner race 14 passes through Bearing ball 13 is connected with bearing outer ring 12, and the outer ring of bearing inner race 14 is connected by gear 11 with worm screw 3, and gear 11 Be connected by the way of key connection with worm screw 3, worm screw 3 is connected in connecting rod 10, and the lower end of worm screw 3 by worm gear 17 with Shaft 16 is connected, and worm gear 17 is connected by the way of key connection with shaft 16, and shaft 16 is connected to outer classification chamber 9 On, the lower end of driving motor 6 is provided with flabellum 5, and flabellum 5 is set in discharge header pipe 4, and discharging is connected in discharge header pipe 4 Branch pipe 15, and the branch pipe 15 that discharges is corresponding with classifying turbine 2.

The equal angular lower end for being connected to driving motor 6 of drive rod 7, and the axis and bearing inner race of 6 lower end of driving motor 14 axis is overlapped, and the both ends of drive rod 7 be all made of the mode of welding respectively with the lower end of driving motor 6 and bearing inner race 14 inside integration is fixedly connected, and can be rotated convenient for the stable drive bearing inner race 14 of driving motor 6, is conducive to the grader Stable operation.

The planform of support rod 8 is L shape, and support rod 8 is equal angular is connected on bearing outer ring 12, and is driven Motor 6 is fixedly connected by support rod 8, bearing outer ring 12 and connecting rod 10 with upper body 1, can will drive electricity convenient for stable Machine 6 is connect with upper body 1.

The planform of connecting rod 10 is " F " shape, and connecting rod 10 is connected by the way of bearing connection with worm screw 3, And the equal angular lower end for being connected to bearing outer ring 12 of connecting rod 10, at the same the both ends of connecting rod 10 respectively with bearing outer ring 12 Be integrated setting with upper body 1, can convenient for guaranteeing the stable rotation of worm screw 3, and can be convenient for bearing outer ring 12 with it is upper Portion's shell 1 is stably connected with.

The outside of bearing inner race 14 is connected by the way of engagement connection with gear 11, and the equal angular connection of gear 11 In the outside of bearing inner race 14, and the thickness of bearing inner race 14 is greater than the thickness of bearing outer ring 12, can be convenient for by bearing The rotation driven gear 11 of circle 14 rotates, and then can rotate convenient for drive worm screw 3.

Working principle: firstly, the compressed air inlet being arranged in the Horizontal air flow grader, labyrinth seal plate, interior blowback Chamber, sub-material cone, central enclosure, support, Secondary Air portion, air door, air rate adjustment plate, lower case, feed pipe, discharge cone Body, automatic discharge unit and coarse fodder outlet be and publication number: CN202316310U, publication date: 20120711, it is disclosed a kind of sleeping What is be arranged on formula gas flow sizing machine is identical, and the compressed air inlet, labyrinth seal plate, interior being arranged in the Horizontal air flow grader Blowback chamber, sub-material cone, central enclosure, support, Secondary Air portion, air door, air rate adjustment plate, lower case, feed pipe, discharging Cone, automatic discharge unit and coarse fodder outlet do not mark in figure, due to being existing structure and technology, Gu it is no longer detailed herein It states；

When using the Horizontal air flow grader, the power supply of the grader first will turn on, and open opening for driving motor 6 It closes, driving motor 6 drives flabellum 5 to rotate, thus through discharge header pipe 4, discharging branch pipe 15 and outer classification chamber 9 at feed pipe Suction is generated, powder material will enter feed pipe, and rise with air-flow, after sub-material cone, uniformly be dispersed, entered back into In outer classification chamber 9, at the same time, driving motor 6 drives bearing inner race 14 to rotate by drive rod 7, due to bearing outer ring 12 With the setting of bearing ball 13, can guarantee the stable rotation of bearing inner race 14, when bearing inner race 14 rotation when, will drive and its The gear 11 for engaging connection, from making worm screw 3 while rotating, since the lower end of worm screw 3 is connect with worm gear 17, so energy band moving axis Bar 16 rotates, and then all classifying turbines 2 is driven to rotate, at this point, powerful centrifugal force and flabellum caused by classifying turbine 2 Under the collective effect for the centripetal force that 5 high-speed rotations generate, separate thickness material, the fine grained for meeting Particle size requirements passes through The impeller clearance of classifying turbine 2 enters discharging branch pipe 15, is discharged after discharge header pipe 4 is collected；Entrainment portions fine grain thick Grain is then thrown to the inner wall of outer classification chamber 9, and speed disappears after hitting wall, drops to Secondary Air along the inner wall of central enclosure later Portion separates large or fine granule again, it is secondary that fine grained rises to outer classification chamber 9 under the strong elutriation effect of Secondary Air Classification, coarse granule then drop to automatic discharge unit along discharging cone, are then discharged from feed opening, do not make in this specification in detail The content of description belongs to the prior art well known to professional and technical personnel in the field.

It is to be appreciated that term " center ", " longitudinal direction ", " transverse direction ", "front", "rear", "left", "right", "vertical", " water It is flat ", "top", "bottom", "inner", the instructions such as "outside" orientation or positional relationship be to be based on the orientation or positional relationship shown in the drawings, It is only the present invention and simplified description for ease of description, rather than indicating or imply signified device or element must have specifically Orientation is constructed and is operated for specific orientation, thus should not be understood as the limitation that content is protected to the utility model.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of Horizontal air flow grader, including upper body (1), it is characterised in that: install the inside of the upper body (1) Have classifying turbine (2), and upper body (1) is internally provided with outer classification chamber (9), the outside of the upper body (1) is logical It crosses connecting rod (10) to be connected with bearing outer ring (12), and the upper end of bearing outer ring (12) is connected to driving by support rod (8) On motor (6), the lower end of the driving motor (6) is connected by drive rod (7) with bearing inner race (14), and bearing inner race (14) outside is connected by bearing ball (13) with bearing outer ring (12), and the outer ring of the bearing inner race (14) passes through gear (11) it is connected with worm screw (3), and gear (11) is connected by the way of key connection with worm screw (3), worm screw (3) connection In on connecting rod (10), and the lower end of worm screw (3) is connected by worm gear (17) with shaft (16), and the worm gear (17) is using key The mode of connection is connected with shaft (16), and shaft (16) is connected on outer classification chamber (9), the driving motor (6) Lower end is provided with flabellum (5), and flabellum (5) is set in discharge header pipe (4), and discharging branch is connected on the discharge header pipe (4) It manages (15), and discharging branch pipe (15) is corresponding with classifying turbine (2).

2. a kind of Horizontal air flow grader according to claim 1, it is characterised in that: the drive rod (7) is equal angular It is connected to the lower end of driving motor (6), and the axis of driving motor (6) lower end is overlapped with the axis of bearing inner race (14), and The both ends of drive rod (7) are all made of the mode of the welding inside one with the lower end of driving motor (6) and bearing inner race (14) respectively Body is fixedly connected.

3. a kind of Horizontal air flow grader according to claim 1, it is characterised in that: the structure shape of the support rod (8) Shape is L shape, and support rod (8) is equal angular is connected on bearing outer ring (12), and driving motor (6) passes through support rod (8), bearing outer ring (12) and connecting rod (10) are fixedly connected with upper body (1).

4. a kind of Horizontal air flow grader according to claim 1, it is characterised in that: the structure shape of the connecting rod (10) Shape is " F " shape, and connecting rod (10) is connected by the way of bearing connection with worm screw (3), and connecting rod (10) is angularly The lower end for being connected to bearing outer ring (12), while the both ends of connecting rod (10) respectively with bearing outer ring (12) and upper body (1) be integrated setting.

5. a kind of Horizontal air flow grader according to claim 1, it is characterised in that: the outside of the bearing inner race (14) Be connected by the way of engagement connection with gear (11), and gear (11) it is equal angular be connected to bearing inner race (14) outside Side, and the thickness of bearing inner race (14) is greater than the thickness of bearing outer ring (12).