CN205120447U - Oscillating division machine - Google Patents
Oscillating division machine Download PDFInfo
- Publication number
- CN205120447U CN205120447U CN201520829669.1U CN201520829669U CN205120447U CN 205120447 U CN205120447 U CN 205120447U CN 201520829669 U CN201520829669 U CN 201520829669U CN 205120447 U CN205120447 U CN 205120447U
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- CN
- China
- Prior art keywords
- diversion trench
- eccentric wheel
- swinging block
- division
- hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model discloses an oscillating division machine, including mounting panel, drive arrangement, division device and branch vanning, the mounting panel is installed in minute upper end feed inlet department of vanning, the division device includes the guiding gutter, the eccentric wheel, connecting axle and swing piece, be equipped with the mounting hole on the eccentric wheel, mounting hole and drive arrangement's actuating shaft connection, still be equipped with the connecting hole on the rim plate of eccentric wheel, the intermediate position of swing piece is equipped with the slotted hole of vertical direction, the one end and the connecting hole fixed connection of connecting axle, its other end and slotted hole sliding connections, the guiding gutter in pairs vertical setting at the both ends of swing piece, each is relative to the opening of guiding gutter, each rotationally is connected with swing piece and mounting panel the tank bottom of guiding gutter simultaneously, it does periodic reciprocal swing together to drive the guiding gutter by the swing piece, the lower extreme of guiding gutter extends to in the inner chamber of branch vanning. This division machine moves the guiding gutter swing through eccentric wheel and swing block group crossed belt, makes the even division of buggy, and buggy noresidue at harvest time, the nothing of division are mixed.
Description
Technical field
The utility model relates to coal sample making technology field, particularly relates to a kind of swing type contracting device.
Background technology
Along with the development of power construction cause, constantly go into operation and run in coal-burning power plant, its operation and management level also improves thereupon, ature of coal sample detecting workload increases, mechanical sampling equipment progressively instead of artificial sample, its complexity is also more and more higher, is sampled develop into multistage sampling by initial single-stage.In mechanical sampling sample preparation, division is the key procedure of sample preparation, and object is to reduce sample size.Contracting device is the division preparation being mainly used in coal or other granule materials samples.
The coal dust contracting device overwhelming majority in the market utilizes the structure of centrifugal force division.It formed primarily of chute 24, support plate 25, upside fagging 26 and downside fagging 27 under chute 23, second division under division cavity 13, belt 14, driving pulley 15, passive belt wheel 16, rotary feeding bucket 17, the bearing collar 18, deep groove ball bearing 19, motor fixing plate 20, reducing motor 21, division baffle plate 22, first division.
As depicted in figs. 1 and 2, reducing motor 21 is arranged on motor fixing plate 20, and driving pulley 15 is inserted in motor shaft fixing, then is connected with passive belt wheel 16 by belt 14.Passive belt wheel 16 is fixedly linked with rotary feeding bucket 17, and passive belt wheel 16 is arranged on the bearing collar 18, and is bearing on support plate 25 by deep groove ball bearing 19.Support plate 25 is arranged on division cavity 13 upper end.Division baffle plate 22 is arranged on by the coal feed point of chute 24 under chute 23 and the second division under the first division, in order to adjust coal dust division amount.Last entirety is fixed by upside fagging 26 and downside fagging 37.
The principle of work of this contracting device is: reducing motor 21 drives driving pulley 15 to rotate, and driving pulley 15 recycles belt 14 and drives passive belt wheel 16 to rotate, and then the rotary feeding bucket 17 be fixed on passive belt wheel 16 is together rotated.Coal dust enters in rotary feeding bucket 17, has certain centrifugal force, outwards shed in exit by rotary motion.When rotary feeding bucket 17 outlet rotates to the coal powder entrance of chute 24 under chute 23 and the second division under the first division, a certain amount of coal dust is shed to be entered under the first division under chute 23 and the second division in chute 24, reaches the object of division.Adjustment division baffle plate 22 blocks the coal powder entrance size of chute 24 under chute 23 and the second division under the first division to adjust division amount.
Due to centrifugal action, coal dust is patted in division cavity, make in cavity, to there is a large amount of residual coal dusts, along with the carrying out detecting coal dust, residual coal dust accumulation increases, and the coal dust of detection easily produces with residual coal dust and mixes, data are inaccurate, meanwhile, after rotational speed is too high, detected coal dust can lose moisture.
Utility model content
The purpose of this utility model is to overcome above-mentioned technical deficiency, a kind of swing type contracting device is provided, this contracting device uses the combination of eccentric wheel, coupling shaft and swinging block to drive diversion trench periodic reverse to swing, simultaneously, coal dust is only subject to Action of Gravity Field and does not additionally produce acceleration, thus make the even division of coal dust, and the coal dust noresidue of division, without mixing.
To achieve these goals, the technical solution adopted in the utility model is as follows:
A kind of swing type contracting device, comprise installing plate, drive unit, reduction device and charging box, described installing plate is arranged on the charging aperture place, upper end of described charging box;
Described reduction device comprises diversion trench, eccentric wheel, coupling shaft and swinging block, described eccentric wheel is provided with mounting hole, described mounting hole is connected with the driving shaft of described drive unit, described eccentric wheel disc is also provided with connecting hole, the centre position of described swinging block is provided with the slotted hole of vertical direction, one end of described coupling shaft is fixedly connected with described connecting hole, its other end is slidably connected with described slotted hole, described diversion trench is vertically arranged on the two ends of described swinging block in pairs, described in every a pair, the opening of diversion trench is relative, the bottom land of every a pair diversion trench is connected with described swinging block and described installing plate simultaneously rotationally, drive described diversion trench to do periodic reverse together by described swinging block to swing, the lower end of described diversion trench extends in the inner chamber of described charging box.
Wherein, described connecting hole is waist-shaped hole, one end of described waist-shaped hole to the other end gradually away from the center of circle of described mounting hole.
Wherein, one end that described coupling shaft is connected with the slotted hole on described swinging block is provided with rolling bearing, and inner ring and the described coupling shaft of described rolling bearing are rotationally connected, and the slotted hole on the outer ring of described rolling bearing and described swinging block is slidably connected.
Wherein, the bottom land of described diversion trench is provided with the first rotating shaft and the second rotating shaft that level is fixedly installed, the upper end of described bottom land is located in described first rotating shaft, described second rotating shaft is arranged on the below of described first rotating shaft, the two ends of described first rotating shaft are rotationally connected by revolving member and described swinging block, and the two ends of described second rotating shaft are rotationally connected by revolving member and described installing plate.
Wherein, described revolving member is rolling bearing, and described rolling bearing is arranged in corresponding bearing seat.
Wherein, described drive unit is reducing motor, and described reducing motor is fixedly connected with described installing plate by motor cabinet.
Wherein, the motor shaft of described reducing motor is fixedly connected with described eccentric mounting hole.
Wherein, be provided with packing plate in described charging box, described charging box is divided into multiple cavity by described packing plate, and described in each, the bottom of cavity is provided with discharging opening.
Compared with prior art, the utility model has following beneficial effect:
A kind of swing type contracting device that the utility model provides, drive motor is used to drive eccentric wheel to rotate, eccentric wheel is by coupling shaft assemblage zone movable pendulum motion block reciprocally swinging, and swinging block is connected with diversion trench, and then drives diversion trench to do identical swings equally, smooth surface in contracting device, without any concaveconvex structure, and coal dust is only subject to Action of Gravity Field and does not additionally produce acceleration, and direction of motion is basic consistent with Impact direction, therefore, there is not the phenomenons such as coal dust is residual, accumulation, leakage coal in this contracting device.
Accompanying drawing explanation
Fig. 1 is the Sidelong portion schematic diagram of the contracting device of prior art;
The schematic top plan view of the contracting device of Fig. 2 prior art;
The Sidelong portion schematic diagram of the swing type contracting device that Fig. 3 provides for the utility model;
The side tangent plane schematic diagram of the swing type contracting device that Fig. 4 provides for the utility model;
The eccentric front elevational schematic that Fig. 5 provides for the utility model;
The eccentric side tangent plane schematic diagram that Fig. 6 provides for the utility model;
The Sidelong portion schematic diagram of the diversion trench that Fig. 7 provides for the utility model;
The schematic side view of the diversion trench that Fig. 8 provides for the utility model.
In figure, 1: installing plate; 2: drive motor; 3: charging box; 4: diversion trench; 5: eccentric wheel; 6: coupling shaft; 7: swinging block; 8: the first rotating shafts; 9: the second rotating shafts; 10: motor cabinet; 11: packing plate; 12: bearing seat; 13: division cavity; 14: belt; 15: driving pulley; 16: passive belt wheel; 17: rotary feeding bucket; 18: the bearing collar; 19: deep groove ball bearing; 20: motor fixing plate; 21: reducing motor; 22: division baffle plate; Chute under 23: the first divisions; Chute under 24: the second divisions; 25: support plate; 26: upside fagging; 27: downside fagging; 51: mounting hole; 52: connecting hole.
Embodiment
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is a part of embodiment of the present utility model, instead of whole embodiments.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belongs to the scope of the utility model protection.
In description of the present utility model, it will be appreciated that, term " on ", D score, "left", "right", " interior ", " outward ", " level ", the orientation of the instruction such as " vertically " or position relationship be based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of the device of instruction or hint indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.
As shown in Figure 3 and Figure 4, be a kind of swing type contracting device that the utility model provides, comprise installing plate 1, drive unit 2, reduction device and charging box 3, installing plate 1 is arranged on the charging aperture place, upper end of charging box 3, reduction device comprises diversion trench 4, eccentric wheel 5, coupling shaft 6 and swinging block 7, eccentric wheel 5 is provided with mounting hole 51, mounting hole 51 is connected with the driving shaft of drive unit 2, the wheel disc of eccentric wheel 5 is also provided with connecting hole 52, the centre position of swinging block 7 is provided with the slotted hole of vertical direction, one end of coupling shaft 6 is fixedly connected with connecting hole 52, its other end is slidably connected with slotted hole, diversion trench 4 is vertically arranged on the two ends of swinging block 7 in pairs, described in every a pair, the opening of diversion trench 4 is relative, the bottom land of every a pair diversion trench is connected with swinging block 7 and described installing plate 1 simultaneously rotationally, drive diversion trench 4 to do periodic reverse together by swinging block 7 to swing, the lower end of diversion trench 4 extends in the inner chamber of charging box 3, this contracting device drives eccentric wheel 5 to rotate by using drive unit 2, eccentric wheel 5 is again by coupling shaft 6 assemblage zone movable pendulum motion block 7 reciprocally swinging, because swinging block 7 is connected with diversion trench 4, therefore, diversion trench 4 does identical swings too, when coal dust falls, by the reciprocally swinging of diversion trench 4, coal dust is made to enter charging box 3, reach the object of the average division of coal dust.
Preferably, connecting hole 52 is waist-shaped hole, one end of waist-shaped hole to the other end gradually away from the center of circle of mounting hole 51, as shown in Figure 6, mounting hole 51 is preferably placed at the center of eccentric wheel 5, and be provided with annular dome at center position, therefore the center of eccentric wheel 5 and center of gravity be not in same level, and then realize the reciprocally swinging of rotating band movable pendulum motion block 7 of eccentric wheel 5; As shown in Figure 5, eccentric wheel 5 is preferably provided with two waist-shaped holes, each waist-shaped hole is vortex-like wire, so that the radius that adjustment eccentric wheel 5 drives coupling shaft 6 to rotate, and then controls the amplitude of fluctuation of diversion trench 4.
Preferably, one end that coupling shaft 6 is connected with the slotted hole on swinging block 7 is provided with rolling bearing, inner ring and the coupling shaft 6 of rolling bearing are rotationally connected, slotted hole on the outer ring of rolling bearing and swinging block 7 is slidably connected, and rolling bearing preferably uses deep groove ball bearing, and deep groove ball bearing is comparatively common, structure is simple, can bear radial load and axial load, its friction factor is less simultaneously, and rotating speed is also higher; Coupling shaft 6 is fixed with the inner ring axial locking of deep groove ball bearing, and be inserted in the slotted hole on swinging block 7, when eccentric wheel 5 drives coupling shaft 6 to rotate, the other end of coupling shaft 6 slides up and down in slotted hole, thus swinging block 7 is swung, because swinging block 7 is connected with diversion trench 4, therefore, diversion trench 4 does identical swings too.
The number of diversion trench 4 is preferably a pair, be symmetricly set on the two ends of swinging block 7 respectively, the opening of two diversion trenchs 4 is relative, the number of diversion trench 4 also can be set to multipair by the coal dust amount according to division, when coal dust free-falling, the opening of every a pair diversion trench 4 is set to relative position, when diversion trench 4 swings simultaneously, can effective division coal dust, raise the efficiency, reduce discarded coal dust amount.
Preferably, the bottom land of diversion trench 4 is provided with the first rotating shaft 8 and the second rotating shaft 9 that level is fixedly installed, the upper end of bottom land is located in first rotating shaft 8, second rotating shaft 9 is arranged on the below of the first rotating shaft 8, the two ends of the first rotating shaft 8 are rotationally connected by revolving member and swinging block 7, the two ends of the second rotating shaft 9 are rotationally connected by revolving member and installing plate 1, as shown in Figure 7 and Figure 8, because the opening of two diversion trenchs 4 is oppositely arranged, therefore, first rotating shaft 8 and the second rotating shaft 9 level are fixedly installed on the bottom land of diversion trench 4, and be connected with swinging block 7 and installing plate 1 respectively, when swinging block 7 swings at vertical direction, so that make diversion trench 4 can follow swinging block 7 together in the vertical direction swing.
Preferably, revolving member is rolling bearing, rolling bearing is arranged in corresponding bearing seat, rolling bearing is preferably deep groove ball bearing equally, first rotating shaft 8 and the second rotating shaft 9 all adopt deep groove ball bearing to support, install rationally, smooth running, noiselessness and without airborne dust when ensureing to run, ensures that there is good stability in mechanism.
Preferably, drive unit 2 is reducing motor, reducing motor is fixedly connected with installing plate 1 by motor cabinet 10, the motor shaft of reducing motor is fixedly connected with the mounting hole 51 of eccentric wheel 5, as shown in Figure 4, reducing motor is arranged on motor cabinet 10, fixed by screw lock, same, motor cabinet 10 is fixedly mounted on the correspondence position of installing plate 1 by screw, is inserted into by the turning axle of reducing motor in the mounting hole 51 of eccentric wheel 5, adjusted position postpone, fix by screw lock, reducing motor band movable eccentric wheel 5 is rotated, and then drive diversion trench 4 to swing.
Preferably, packing plate 11 is provided with in charging box 3, charging box 3 is divided into multiple cavity by packing plate 11, the bottom of each cavity is provided with discharging opening, as shown in Figure 3, charging box 3 is divided into three cavitys, and described cavity bottom is provided with successively and looks into sample mouth, abandons sample mouth and sample leaving opening, the division coal dust obtained is substantially equal, and the amount of intercepting meets randomness and homogeny; The upper end of charging box 3 is provided with charging aperture, and wherein the drop-off positions of coal dust is between the opening of two diversion trenchs 4, so that the average division coal dust of diversion trench 4.
Principle of work of the present utility model: coupling shaft 6 is fixed on eccentric wheel 5 connecting hole 52, reducing motor band movable eccentric wheel 5 rotates, coupling shaft 6 moves in a circle around reducing motor axle, when eccentric wheel 5 rotates clockwise 90 °, coupling shaft 6 in the slotted hole of swinging block 7 is from top slide downward, swinging block 7 swings to the right simultaneously, because swinging block 7 is connected with diversion trench 4, therefore, swinging block 7 drives diversion trench 4 to be also tilted to the right, and realizes swinging, in like manner, when swinging block 7 rotates clockwise successively, principle of work is same as described above; When falling behind under coal dust, being swung by diversion trench 4, making coal dust enter three cavitys, reach the object of division; The division coal dust amount entering different cavity can be realized by the position of the connecting hole 52 of adjustment coupling shaft 6 on eccentric wheel 5.
In sum, the swing type contracting device that the utility model provides, can make coal dust only be subject to Action of Gravity Field, and direction of motion is basic consistent with Impact direction, and this contracting device is not existed phenomenons such as coal dust is residual, accumulation, leakage coal; Because the utility model has outstanding combination property, therefore can integral protection, make profile more elegant in appearance.
Last it is noted that above embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (8)
1. a swing type contracting device, it is characterized in that, comprise installing plate (1), drive unit (2), reduction device and charging box (3), described installing plate (1) is arranged on the charging aperture place, upper end of described charging box (3);
Described reduction device comprises diversion trench (4), eccentric wheel (5), coupling shaft (6) and swinging block (7), described eccentric wheel (5) is provided with mounting hole (51), described mounting hole (51) is connected with the driving shaft of described drive unit (2), the wheel disc of described eccentric wheel (5) is also provided with connecting hole (52), the centre position of described swinging block (7) is provided with the slotted hole of vertical direction, one end of described coupling shaft (6) is fixedly connected with described connecting hole (52), its other end is slidably connected with described slotted hole, described diversion trench (4) is vertically arranged on the two ends of described swinging block (7) in pairs, described in every a pair, the opening of diversion trench (4) is relative, the bottom land of every a pair diversion trench is connected with described swinging block (7) and described installing plate (1) simultaneously rotationally, drive described diversion trench (4) to do periodic reverse together by described swinging block (7) to swing, the lower end of described diversion trench (4) extends in the inner chamber of described charging box (3).
2. swing type contracting device according to claim 1, is characterized in that, described connecting hole (52) is waist-shaped hole, one end of described waist-shaped hole to the other end gradually away from the center of circle of described mounting hole (51).
3. swing type contracting device according to claim 1, it is characterized in that, one end that described coupling shaft (6) is connected with the slotted hole on described swinging block (7) is provided with rolling bearing, inner ring and the described coupling shaft (6) of described rolling bearing are rotationally connected, and the slotted hole on the outer ring of described rolling bearing and described swinging block (7) is slidably connected.
4. swing type contracting device according to claim 1, it is characterized in that, the bottom land of described diversion trench (4) is provided with the first rotating shaft (8) and the second rotating shaft (9) that level is fixedly installed, described first rotating shaft (8) is located at the upper end of described bottom land, described second rotating shaft (9) is arranged on the below of described first rotating shaft (8), the two ends of described first rotating shaft (8) are rotationally connected by revolving member and described swinging block (7), and the two ends of described second rotating shaft (9) are rotationally connected by revolving member and described installing plate (1).
5. swing type contracting device according to claim 4, is characterized in that, described revolving member is rolling bearing, and described rolling bearing is arranged in corresponding bearing seat.
6. swing type contracting device according to claim 1, is characterized in that, described drive unit (2) is reducing motor, and described reducing motor is fixedly connected with described installing plate (1) by motor cabinet (10).
7. swing type contracting device according to claim 6, is characterized in that, the motor shaft of described reducing motor is fixedly connected with the mounting hole (51) of described eccentric wheel (5).
8. swing type contracting device according to claim 1, it is characterized in that, packing plate (11) is provided with in described charging box (3), described charging box (3) is divided into multiple cavity by described packing plate (11), and described in each, the bottom of cavity is provided with discharging opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520829669.1U CN205120447U (en) | 2015-10-23 | 2015-10-23 | Oscillating division machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520829669.1U CN205120447U (en) | 2015-10-23 | 2015-10-23 | Oscillating division machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205120447U true CN205120447U (en) | 2016-03-30 |
Family
ID=55576043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520829669.1U Withdrawn - After Issue CN205120447U (en) | 2015-10-23 | 2015-10-23 | Oscillating division machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205120447U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105223056A (en) * | 2015-10-23 | 2016-01-06 | 长沙开元仪器股份有限公司 | A kind of swing type contracting device |
-
2015
- 2015-10-23 CN CN201520829669.1U patent/CN205120447U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105223056A (en) * | 2015-10-23 | 2016-01-06 | 长沙开元仪器股份有限公司 | A kind of swing type contracting device |
| CN105223056B (en) * | 2015-10-23 | 2018-01-16 | 长沙开元仪器股份有限公司 | A kind of swing type contracting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160330 Effective date of abandoning: 20180116 |
|
| AV01 | Patent right actively abandoned |