A kind of contracting device
Technical field
The utility model relates to division device technique field, relates in particular to a kind of contracting device.
Background technology
Contracting device is generally used for and from a large amount of materials, takes out representative a small amount of material, and can take out representative material be the most critical index of weighing contracting device quality.
The contracting device adopting at present needs artificial participation, manually mix rear employing division device riffle and carry out material division, and this kind of division mode is to generally acknowledge the most representative sampling mode, but inefficiency, people's labour intensity is very big.
Therefore, how providing a kind of contracting device, to realize division after automatic mixing, is current those skilled in the art technical matterss urgently to be resolved hurrily.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of contracting device, to realize division after automatic mixing.
In order to achieve the above object, the utility model provides following technical scheme:
A kind of contracting device, comprise evenly mixing device and division device, wherein, described evenly mixing device comprises drive unit, frame, circular cone bucket, conical surface dish, main shaft and mix scraper plate, wherein, described drive unit drives described main shaft to rotate, described circular cone bucket is fixed in described frame, described conical surface dish is arranged in described circular cone bucket and with the headwall of described circular cone bucket has the circle spacing, described conical surface dish is fixedly connected with described main shaft, the described scraper plate that mixes is fixed on a side of described main shaft and is arranged in the described circle spacing, described division device is arranged on the below of described circular cone bucket.
Preferably, above-mentionedly mix scraping of scraper plate and play a minor role and be same slope setting with the headwall of described circular cone bucket.
Preferably, the above-mentioned scraper plate that mixes comprises fixed bar, fixed head and elastic plate, wherein, one end of described fixed bar is fixed on described main shaft, its other end secures the above fixed head, and described elastic plate is fixed on being arranged on described fixed head of protruding on described fixed head and towards the headwall of described circular cone bucket.
Preferably, above-mentioned division device comprises carrier, sweeps plate and thief hatch, wherein, described carrier is fixed in described frame, described main shaft passes from the center of described carrier, describedly sweep the top that plate is fixed on a side of described main shaft and is positioned at described carrier, it on the lower, is annular gap that described thief hatch is arranged on surrounding outside the edge of described carrier.
Preferably, the above-mentioned plate face that sweeps plate is arcwall face.
Preferably, on above-mentioned thief hatch, be provided with division ratio adjustment device.
Preferably, above-mentioned division ratio adjustment device comprises division shutter and mobile device, described mobile device is arranged in described frame and around described main shaft and moves in a circle, and described division shutter is fixed on described mobile device and can regulates the amount of blocking of blocking described thief hatch along with moving of described mobile device.
Preferably, above-mentioned mobile device comprises stepper motor, gear, tooth bar and circular orbit, wherein, described stepper motor is fixed in described frame, described gear is fixed on the driving shaft of described stepper motor, and described gear is connected with described tooth bar, and described circular orbit is arranged in described frame, described tooth bar is arranged in described circular orbit, and described tooth bar is fixedly connected with described division shutter.
Preferably, above-mentioned division device also comprises and abandons sample mouth.
Preferably, above-mentioned drive unit is motor, the described sample mouth of abandoning is around described main shaft setting, the described exit of abandoning sample mouth is provided with triangle reinforcement, described main shaft is fixed in described frame by described triangle reinforcement, described main shaft is by described motor by chain drive, and described chain is built in the downside of described triangle reinforcement, and the downside of described triangle reinforcement is provided with removable cover.
The contracting device that the utility model provides, comprise evenly mixing device and division device, wherein, described evenly mixing device comprises drive unit, frame, circular cone bucket, conical surface dish, main shaft and mix scraper plate, wherein, described drive unit drives described main shaft to rotate, described circular cone bucket is fixed in described frame, described conical surface dish is arranged in described circular cone bucket and with the headwall of described circular cone bucket has the circle spacing, described conical surface dish is fixedly connected with described main shaft, the described scraper plate that mixes is fixed on a side of described main shaft and is arranged in the described circle spacing, described division device is arranged on the below of described circular cone bucket.When use, open drive unit, drive main shaft, conical surface dish, mix scraper plate rotation, material to be mixed is poured on conical surface dish simultaneously, under the effect of the centrifugal force of conical surface dish, evenly shed on the wall of the headwall of circular cone bucket, then mix scraper plate by thing defective material mixing uniformly and material is concentrated again, material through shedding, mixes scraper plate and stirs in this process, realize and being uniformly mixed completely, material is full and uniform, and after concentrating, material, under the effect of gravity, falls into division device and carries out division.Thereby realize division after automatic mixing, improved work efficiency.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The structural representation of the evenly mixing device that Fig. 1 provides for the utility model embodiment;
The structural representation that mixes scraper plate that Fig. 2 provides for the utility model embodiment;
The structural representation of the division device that Fig. 3 provides for the utility model embodiment;
The structural representation that sweeps plate that Fig. 4 provides for the utility model embodiment;
The main shaft that Fig. 5 provides for the utility model embodiment and the structural representation of link thereof;
The sectional structure schematic diagram of the contracting device that Fig. 6 provides for the utility model embodiment;
The contracting device that Fig. 7 provides for the utility model embodiment look up structural representation;
The plan structure schematic diagram of the contracting device that Fig. 8 provides for the utility model embodiment;
The side-looking structural representation of the contracting device that Fig. 9 provides for the utility model embodiment.
In upper Fig. 1-9:
Evenly mixing device 1, conical surface dish 11, circular cone bucket 12, fixed bar 13, fixed head 14, elastic plate 15, main shaft 2, division device 3, carrier 31, thief hatch 32, abandon sample mouth 33, sweep plate 34, triangle reinforcement 41, chain 42, drive unit 43, motor 51, division shutter 52, tooth bar 53, circular orbit 54.
Embodiment
The utility model embodiment provides a kind of contracting device, to realize division after automatic mixing.
For making object, technical scheme and the advantage of the utility model embodiment clearer, 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 the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
Please refer to Fig. 1-Fig. 9, the structural representation of the evenly mixing device that Fig. 1 provides for the utility model embodiment; The structural representation that mixes scraper plate that Fig. 2 provides for the utility model embodiment; The structural representation of the division device that Fig. 3 provides for the utility model embodiment; The structural representation that sweeps plate that Fig. 4 provides for the utility model embodiment; The main shaft that Fig. 5 provides for the utility model embodiment and the structural representation of link thereof; The sectional structure schematic diagram of the contracting device that Fig. 6 provides for the utility model embodiment; The contracting device that Fig. 7 provides for the utility model embodiment look up structural representation; The side-looking structural representation of the contracting device that plan structure schematic diagram Fig. 9 of the contracting device that Fig. 8 provides for the utility model embodiment provides for the utility model embodiment.
The contracting device that the utility model embodiment provides, comprise evenly mixing device 1 and division device 3, wherein, evenly mixing device 1 comprises drive unit 43, frame, circular cone bucket 12, conical surface dish 11, main shaft 2 and mix scraper plate, as shown in Figure 1, wherein, drive unit 43 drive shaft 2 are rotated, circular cone bucket 12 is fixed in frame, conical surface dish 11 is arranged in circular cone bucket 12 and with the headwall of circular cone bucket 12 has the circle spacing, conical surface dish 11 is fixedly connected with main shaft 2, mixing scraper plate is fixed on a side of main shaft 2 and is arranged in the circle spacing, division device 3 is arranged on the below of circular cone bucket 12.When use, open drive unit 43, drive main shaft 2, conical surface dish 11, mix scraper plate rotation, material to be mixed is poured on conical surface dish 11 simultaneously, under the effect of the centrifugal force of conical surface dish 11, evenly shed on the wall of the headwall of circular cone bucket 12, then mix scraper plate by thing defective material mixing uniformly and material is concentrated again, material process in this process is shed, mixing scraper plate stirs, realize and being uniformly mixed completely, material is full and uniform, and after concentrating, material, under the effect of gravity, falls into division device and carries out division.Thereby realize division after automatic mixing, improved work efficiency, improved work efficiency.And be circular cone bucket 12 due to what adopt, drop under the effect of gravity through mixing the headwall that the mixed material of scraper plate can very easily tilt along circular cone bucket 12 so, can not cause different sample cross-infections due to residual.
In order further to improve the result of use that mixes scraper plate, mixing scraping of scraper plate plays a minor role and is same slope with the headwall of circular cone bucket 12 and is set to suitable, like this, both can make material fully mix, and, mix scraping of scraper plate and play a minor role and material can be cleared up completely, without any residual, can not cause different sample cross-infections due to residual.
Wherein, mix scraper plate and comprise fixed bar 13, fixed head 14 and elastic plate 15, as shown in Figure 2, wherein, one end of fixed bar 13 is fixed on main shaft 2, its other end is fixed fixed head 14, and elastic plate 15 is fixed on being arranged on fixed head 14 of protruding on fixed head 14 and towards the headwall of circular cone bucket 12.What so specifically participate in drawout effect is elastic plate 15 and circular cone bucket 12, if adopt rigid plate, is easy to because material too much causes stopping up, and main shaft 2 cannot rotate, abnormally dangerous, adopts elastic plate 15, and for example rubber slab, can avoid this problem.
Wherein, division device 3 comprises carrier 31, sweep plate 34 and thief hatch 33, as shown in Figure 3, wherein, carrier 31 is fixed in frame, main shaft 2 passes from carrier 31 center, sweep the top that plate 34 is fixed on a side of main shaft 2 and is positioned at carrier 31, thief hatch 32 is arranged on outside the edge of carrier 31 surrounding on the lower, for annular gap, so when mix scraper plate by material again evenly mix and concentrate after, under the effect of gravity, material can drop on the middle body of carrier 31, sweeping plate 34 drives under the effect of rotating at main shaft 2, concentrated material is shed to the surrounding of carrier 31, make partial material enter into thief hatch 32, again evenly mix for having carried out under the promotion that sweeps plate 34 so herein, then adopted the mode of shedding, further guarantee the even of mixing, simultaneously, the plate face that sweeps plate 34 is arcwall face, as shown in Figure 4, like this, in the time sweeping plate 34 and rotate, its arcwall face is equivalent to a slideway, the middle body from carrier 31 uniform and stable material is thrown to the edge of carrier 31, and the tangent line along arcwall face is shed, further guarantee the even of mixing, and in order further to improve Blending Efficiency of Blending, sweep two blades that comprise that plate 34 should be symmetrical, the plate face of each blade is arcwall face.
Division ratio while sampling in order to realize regulates, and is also provided with division ratio adjustment device, as shown in Figure 8 on thief hatch 32.Wherein, division ratio adjustment device comprises division shutter 52 and mobile device, mobile device is arranged in frame and around main shaft 2 and moves in a circle, division shutter 52 is fixed on mobile device and can regulates the amount of blocking of blocking thief hatch 32 along with moving of mobile device, realize robotization division by mobile device, the mobile amount of blocking of blocking thief hatch 32 that regulates by division shutter 52 realizes adjusting division ratio, wherein, mobile device comprises stepper motor 51, gear, tooth bar 53 and circular orbit 54, wherein, stepper motor 51 is fixed in frame, gear is fixed on the driving shaft of stepper motor 51, wheel and rack 53 connects, circular orbit 54 is arranged in frame, tooth bar 53 is arranged in circular orbit 51, tooth bar 53 is fixedly connected with division shutter 52.Realize and automatically regulate division ratio by stepper motor 51, and, adopt gear and tooth bar 53 to carry out transmission, simple in structure, not fragile, tooth bar 53 can slide around main shaft in circular orbit 54, simple in structure, not fragile, only need often to add lubricating oil and can guarantee normal work.
When taking out after representative a small amount of material, other material is to need to discard, in order to realize the effective collection to discarded material, avoid polluting, division device 3 also comprises abandons sample mouth 33, by abandoning sample mouth, discarded material collection is got up, and can directly discharge by abandoning sample mouth 33 owing to abandoning sample, without adding other clearing apparatus.
Concrete, when designing in structure, thief hatch 32 need to abandon sample mouth 33 and design side by side, so, in the time that thief hatch 32 is designed to the two ends convey materials to division device 3, abandon sample mouth 33 to be designed to suitable around main shaft 2, can effectively utilize space, reduce volume, concrete, can be for main shaft 2 be arranged in a cylindrical shell, the two ends of cylindrical shell are respectively arranged with bearing, when main shaft 2 rotates so, do not exist and wave phenomenon, then a jacket layer is set in the outside of cylindrical shell, gap between this jacket layer and cylindrical shell can be used as abandons the passage that sample mouth 33 is communicated with outside, that is to say that abandoning sample mouth 33 arranges around main shaft 2, in the time that drive unit 43 is set, need to considers and can not have influence on the stock layout of abandoning sample mouth 33 so, and the sample dumping can not enter into the gearing between drive unit 43 and main shaft 2, therefore, be specially drive unit 43 for motor, the exit of abandoning sample mouth 33 is provided with triangle reinforcement 41, as shown in Figure 7, main shaft 2 is fixed in frame by triangle reinforcement 41, main shaft 2 is driven by chain 42 by motor, chain 42 is built in the downside in triangle reinforcement 41, and the downside of triangle reinforcement 41 is provided with removable cover, by complete chain 42 being coated, avoid coal sample to enter the work of impact.Triangle reinforcement 41 just partial occlusion abandon sample mouth 33, and between angle larger, the coal sample dumping can be passed through smoothly under the effect of self gravitation, because chain 42 is built in triangle reinforcement 41, material can not drop on chain 42 yet, it can certainly be gear drive, but chain 42 is thinner, what the width of triangle reinforcement 41 can arrange so is less, can not impact abandoning sample, simultaneously, owing to having adopted chain drive, drive unit 43 can be arranged on the outside of division device 3 so, and can be the side of division device 3, even if need powerful motor, complete machine also can too not increase by volume, dismounting is simple, heat can dispel the heat away easily.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the utility model.To be apparent for those skilled in the art to the multiple modification of these embodiment, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.