CN206126204U - Sample division machine - Google Patents

Abstract

The utility model provides a sample division machine, including division machine box, be provided with the division belt in division machine box, division belt annular sets up main drive wheel and driven taking turns to, the main drive takes turns to and is connected with main drive motor, be provided with the feed inlet in the box front portion, be connected with the blanking pipe of vertical direction on the feed inlet, the intraductal blanking that is provided with of blanking is from the mixing device, be provided with the division dress in the middle part of the box upper surface, still be provided with from cleaning device at the division built -in, above -mentioned each device all is connected with control system. This division machine compounding is even, longe -lived.

Description

A kind of sample splitting machine

Technical field

This utility model is related to a kind of sample splitting machine, belongs to sampling mechanical technical field..

Background technology

There is manufacturing enterprise in a large number with coal, Ore as raw material in China, based on clearing, cost control and production technology control The requirement of system, needing to enter factory's raw material to these carries out strict sample examination, and at present many this kind of large enterprises employ Full-automatic sampling sampling machine is sampled sample preparation, which greatly enhances the scientific and accuracy of analysis, it is to avoid much think Interference, in full-automatic sampler, contracting device is requisite link, contracting device be used for according to the needs of analytical test from The sample collecting device that appropriate sample sends into next step is obtained on belt feeder, current contracting device has in the application problems with： One be sample after sample comminution granularity it is uneven, the aqueous impurity level that grades of varigrained sample can be different, and these Difference can cause the sample fallen on contracting device belt selective in granularity, and this selectivity can cause the sample for finally obtaining Deviation between product and actual sample, overcomes this species diversity typically by arranging uniform cloth on casing contracting device is upper at present Material device, but find that this device is insufficient to allow the full and uniform mixing of sample in actual applications, two be due to it is current it is complete from Dynamic Sampling Machine will be sampled sample preparation to the supplied materials of many different suppliers, so the sample in each supply is intended to by same Platform contracting device carries out division, and sample adopts Belt Conveying in contracting device, and this can cause sample adhesion to remain on belt, when with The cross-contamination of sample is caused when sample afterwards is into contracting device, causes the inaccurate of result of laboratory test, such case in sample Water content is big or oiliness thing content is particularly easy to generation when high, and long-term adhesion material is also easy to make belt deviation, and three is current On contracting device, division scraper plate, division motor output shaft and division scraper plate are driven using division motor during feeding from belt Between connection it is all be rigidly connected, because division scraper plate inevitably will connect in reclaiming process with belt upper surface Touch, this mode is easily caused preventing belt from scratches, affect the service life of belt, increase the fault rate and spare parts consumption of equipment.

The content of the invention

The purpose of this utility model overcomes the problems referred to above present on current sample splitting machine, there is provided a kind of sample splitting Machine.

To realize the purpose of this utility model, following technical schemes are employed：A kind of sample splitting machine, including contracting device Casing, is provided with division belt in division cabinet bulk, and division belt annular is arranged on main drive wheel and driven pulley, main driving Main drive motor is connected with wheel, casing front portion is provided with charging aperture, the material blanking tube of vertical direction is connected with charging aperture, fallen Blanking is provided with expects pipe from evenly mixing device, described blanking includes being rotatably arranged on material blanking tube by impeller axle from evenly mixing device Interior impeller, described material blanking tube includes a bulge, and impeller is arranged in bulge, and the material blanking tube above impeller is in leaf Wheel footpath lateral wall outward is located at beyond impeller radius, and feed pipe is located at leaf in the medial wall of impeller radial inner end and lateral wall Wheel shaft homonymy, when falling from feed pipe top, material falls to being driven on the blade of impeller impeller rotation；In casing upper surface middle part Be provided with reduction device, described reduction device includes division motor, the output shaft of division motor it is horizontally disposed and with belt Direct of travel is identical, and reduction device drive sprocket is connected with the output of division motor, and reduction device is connected with casing Division chain is provided with driven sprocket, reduction device drive sprocket and reduction device driven sprocket, it is fixed on division chain to connect Two division material scraping plates are connected to, two division material scraping plates are evenly distributed on chain length, on the corresponding casing of division material scraping plate Portion is provided with opening, and the corresponding body side of division material scraping plate offers division discharging opening；Described main drive motor output shaft The other end connection gear driving pair, engage below gear driving pair be provided with cleaning drive sprocket drive gear, The casing other end is equipped with cleaning driven sprocket with drive sprocket is cleaned, and cleans and is set on drive sprocket and cleaning driven sprocket Cleaning chain is equipped with, to be cleaned and be connected with multiple cleaning boards on chain, when cleaning board marches to main drive motor end, be pointed to annular The lower surface of lower section belt of division belt cleaned, above-mentioned each motor is connected to control system, further, is entering Distribution device is provided with the casing at material mouth rear, described distribution device includes multiple multiple turns be arranged on flap axle Plate, flap axle is horizontally arranged and vertical with the direct of travel of belt, and flap is transported in the tangential and belt that nearly leash end rotates Dynamic is in opposite direction, and further, the flap in described distribution device is three, and three flaps are uniformly distributed along flap axle, Further, described driven pulley is located at feed inlet end, and main drive wheel is located at the other end, further, described main drive wheel It is identical with driven wheel diameter, box house is provided with multiple belt supporting wheels, belt supporting wheel is located on the center of main drive wheel, The distance between upper belt and lower belt of endless-belt between main drive wheel and driven pulley are less than main drive wheel diameter.

Positive Advantageous Effects of the present utility model are：The impeller arranged in the enterprising material mouth of this contracting device can be in thing Material forms temporary transient buffering to material when declining from material blanking tube, material is physically mixed evenly, and the impeller is not Driving means are needed, directly mixing is driven using blanking gravity during blanking, material is mixed Jing after testing this and increase this device Conjunction degree is obviously improved, and with clearing apparatus, belt bur can be removed in time, it is ensured that sample does not produce friendship Fork pollution, the division material scraping plate on this contracting device is connected on chain, is a kind of elastic connection between motor output shaft, in contracting Belt will not be caused to damage during point scraper, effectively extend the service life of equipment, reduce use cost.

Description of the drawings

Fig. 1 is overall schematic of the present utility model.

Fig. 2 be in Fig. 1 A-A to schematic diagram.

Fig. 3 is this utility model division material scraping plate and chain-drive schematic diagram.

Specific embodiment

In order to more fully explain enforcement of the present utility model, there is provided embodiment of the present utility model.These implement real Example is only, to elaboration of the present utility model, not limit scope of the present utility model.

With reference to accompanying drawing to the further details of explanation of this utility model, respectively it is labeled as in accompanying drawing：1：Casing； 2：Material blanking tube； 201：Material blanking tube bulge；202：Impeller axle；203：Blade；204：The lateral wall of impeller radial outer end；205：Impeller footpath is inside The medial wall at end；206：Inclined-plane；3：Main drive wheel；31：Main drive motor；4：Driven pulley；5：Lower belt；6：Upper belt； 61：Material；7：Cloth motor；8：Flap；9：Division material scraping plate one；91：Division material scraping plate two；10：Division motor；101：Division Device drive sprocket；102：Reduction device driven sprocket；103：Division chain；11：Clean drive sprocket；12：Clean driven chain Wheel；13：Cleaning board；14：Clean chain；15：Belt supporting wheel；16：Gear driving pair；17：Clean drive sprocket drive gear.Such as Shown in accompanying drawing, a kind of sample splitting machine, including division cabinet bulk 1, division belt, division belt are provided with division cabinet bulk Annular is arranged on main drive wheel 3 and driven pulley 4, the lower belt in figure described in 5 for endless-belt, and 6 show endless-belt Upper belt；Material 61 is located on upper belt, and main drive motor 31 is connected with main drive wheel 3, in the anterior setting of casing There is charging aperture, be connected with charging aperture in the material blanking tube 2 of vertical direction, material blanking tube 2 and be provided with blanking from evenly mixing device, it is described The impeller that blanking includes being rotatably arranged on by impeller axle 202 in material blanking tube from evenly mixing device, is provided with blade, in figure on impeller 203 show a blade, and described material blanking tube 2 includes a bulge 201, and impeller is arranged in bulge 201, positioned at impeller The material blanking tube of top is located at beyond impeller radius in the lateral wall 204 of impeller radial outer end, and feed pipe is in impeller radial inner end Medial wall 205 is located at impeller axle homonymy with lateral wall, and when falling from the top of feed pipe 2, material falls and driven on the blade of impeller Impeller rotates；The upper surface middle part of casing 1 is provided with reduction device, described reduction device includes division motor 10, division electricity The output shaft of machine 10 is horizontally disposed and identical with the direct of travel of belt, and in the output of division motor 10 reduction device is connected with Drive sprocket 101, is connected with reduction device driven sprocket 102 on casing, and reduction device drive sprocket and reduction device are driven Division chain 103 is provided with sprocket wheel, division chain merely illustrates one section of youngster near two division material scraping plates in figure, other Position is fixedly connected with two division material scraping plates with straight line replacement on division chain 103, two contractings are shown in 9,91 in figure Material scraping plate, two division material scraping plates is divided to be evenly distributed on chain length, the corresponding casing top of division material scraping plate is provided with out Mouthful, the corresponding body side of division material scraping plate offers division discharging opening；The other end of the described output shaft of main drive motor 3 connects Gear driving pair 16 is connect, is engaged below gear driving pair 16 and is provided with cleaning drive sprocket drive gear 17, in casing The other end is equipped with cleaning driven sprocket 12 with drive sprocket 11 is cleaned, and cleans drive sprocket 11 and cleans driven sprocket 12 On be provided with cleaning chain 14, to clean and be connected with multiple cleaning boards on chain 14,13 show a cleaning board, and cleaning board is advanced During to main drive motor end, the lower surface for being pointed to the lower section belt of the division belt of annular is cleaned, and above-mentioned each motor is equal Control system is connected to, distribution device is provided with the casing at charging aperture rear, described distribution device includes multiple settings Multiple flaps on flap axle, 8 show a flap, and flap axle is connected with cloth motor 7 and drives；Flap axle horizontal direction Arrange and it is vertical with the direct of travel of belt, flap nearly leash end rotate it is tangential in opposite direction with belt movement, it is described Distribution device in flap be three, three flaps are uniformly distributed along flap axle, and described driven pulley 4 is located at feed inlet end, Main drive wheel 3 is located at the other end, and described main drive wheel is identical with driven wheel diameter, and box house is provided with multiple belt supports Wheel, 15 show a belt supporting wheel, and belt supporting wheel is located on the center of main drive wheel, between main drive wheel and driven pulley The distance between upper belt and lower belt of endless-belt are less than main drive wheel diameter, can so effectively reduce division The size of cabinet bulk.

After embodiment of the present utility model is described in detail, one of ordinary skilled in the art is clearly understood that, It is all according to technical spirit of the present utility model without departing from various change and modification can be carried out under above-mentioned claim and spirit Any simple modification, equivalent variations and the modification made to above example, belongs to the scope of technical solutions of the utility model, And this utility model is also not only restricted to the embodiment of example in description.

Claims (5)

1. a kind of sample splitting machine, including division cabinet bulk, is provided with division belt, division belt annular in division cabinet bulk It is arranged on main drive wheel and driven pulley, main drive motor is connected with main drive wheel, it is characterised in that：In the anterior setting of casing There is charging aperture, the material blanking tube of vertical direction is connected with charging aperture, blanking is provided with material blanking tube from evenly mixing device, described falls The impeller that material includes being rotatably arranged on by impeller axle in material blanking tube from evenly mixing device, described material blanking tube includes a bulge, Impeller is arranged in bulge, the material blanking tube above impeller the lateral wall of impeller radial outer end be located at impeller radius with Outward, feed pipe is located at impeller axle homonymy, when falling from feed pipe top, material in the medial wall of impeller radial inner end and lateral wall Fall to being driven on the blade of impeller impeller rotation；Casing upper surface middle part is provided with reduction device, described reduction device bag Division motor is included, the output shaft of division motor is horizontally disposed and identical with the direct of travel of belt, in the output of division motor Reduction device drive sprocket is connected with, reduction device driven sprocket, reduction device drive sprocket and division are connected with casing Division chain is provided with device driven sprocket, two division material scraping plates, two division scrapers are fixedly connected with division chain Plate is evenly distributed on chain length, and the corresponding casing top of division material scraping plate is provided with opening, the corresponding case of division material scraping plate Body side surface offers division discharging opening；The other end connection gear driving pair of described main drive motor output shaft, passes in gear Dynamic secondary lower section engages and is provided with cleaning drive sprocket drive gear, is equipped with drive sprocket is cleaned in the casing other end There is cleaning driven sprocket, clean and cleaning chain is provided with drive sprocket and cleaning driven sprocket, be connected with cleaning chain many Individual cleaning board, when cleaning board marches to main drive motor end, the lower surface for being pointed to the lower section belt of the division belt of annular enters Row is cleaned, and above-mentioned each motor is connected to control system.

2. a kind of sample splitting machine according to claim 1, it is characterised in that：It is provided with the casing at charging aperture rear Distribution device, described distribution device includes multiple multiple flaps being arranged on flap axle, flap axle it is horizontally arranged and It is vertical with the direct of travel of belt, flap nearly leash end rotate it is tangential in opposite direction with belt movement.

3. a kind of sample splitting machine according to claim 2, it is characterised in that：Flap in described distribution device is three Individual, three flaps are uniformly distributed along flap axle.

4. a kind of sample splitting machine according to claim 1, it is characterised in that：Described driven pulley is located at feed inlet end, Main drive wheel is located at the other end.

5. a kind of sample splitting machine according to claim 1, it is characterised in that：Described main drive wheel and driven wheel diameter It is identical, box house is provided with multiple belt supporting wheels, belt supporting wheel is located on the center of main drive wheel, main drive wheel and from The distance between upper belt and lower belt of endless-belt between driving wheel are less than main drive wheel diameter.