CN211825317U

CN211825317U - Rotary sample divider

Info

Publication number: CN211825317U
Application number: CN202020291228.1U
Authority: CN
Inventors: 霍旭光; 李现宝
Original assignee: Qingdao Highest Electromechanical Technological Development Co ltd
Current assignee: Qingdao Highest Electromechanical Technological Development Co ltd
Priority date: 2020-03-10
Filing date: 2020-03-10
Publication date: 2020-10-30
Anticipated expiration: 2030-03-10

Abstract

The utility model provides a rotary sample splitter, relating to the technical field of sampling equipment; the lower end of the frame is provided with a rotary driving device which is connected with the supporting shaft; the support shaft is provided with a rotating disc, and a plurality of fixing seats are arranged on the rotating disc; a rotary chute is arranged above each fixed seat, and a plurality of rotary chutes are arranged around the support shaft and are arranged on the support shaft; the upper ports of the adjacent rotating chutes are attached; the upper end of the frame is provided with a blanking chute and a transverse conveying device, and the transverse conveying device is connected with the lower end of the blanking chute; the discharge end of the transverse conveying device is positioned above a rotary chute. In the utility model, the sample tank is arranged on the fixed seat, and the rotary driving device drives the supporting shaft, the rotary disk, the sample tank and the rotary chute to rotate; the material enters from the blanking chute and is conveyed to the upper part of the rotary chute through the transverse conveying device; along with the rotation of rotating the chute, the material falls into each rotating the chute in proper order, with each sample jar of continuous injection of material for the sample in each sample jar is representative.

Description

Rotary sample divider

Technical Field

The utility model relates to a sampling equipment technical field specifically is a rotatory sample division machine.

Background

A large number of production enterprises which take coal and ore as raw materials exist in China, and strict sampling and testing of the raw materials are required based on the requirements of settlement, cost control and production process control. In the process of inspecting the quality of bulk goods such as coal, ore and the like, a sample is first prepared. For a large number of samples to be detected, the inspection is time-consuming and labor-consuming and inefficient. If only a small amount of sample at a certain position is taken for detection, the detection result is not representative. Therefore, there is a need for an apparatus that can uniformly divide a sample so that a small amount of sample can be representative.

SUMMERY OF THE UTILITY MODEL

The utility model provides a rotatory sample division machine has solved a small amount of samples among the prior art and has not had representative problem.

The technical scheme of the utility model is realized like this:

a rotary sample division machine comprises a rack, wherein a rotary driving device is arranged at the lower end of the rack and is in driving connection with a vertical supporting shaft; the supporting shaft is provided with a rotating disc, the rotating disc is provided with a plurality of fixing seats, and the fixing seats are arranged around the supporting shaft; a rotating chute is arranged above each fixed seat, and a plurality of rotating chutes are arranged around the supporting shaft and are arranged on the supporting shaft; the upper ports of the adjacent rotating chutes are attached;

the upper end of the frame is provided with a blanking chute and a transverse conveying device, and the transverse conveying device is connected with the lower end of the blanking chute; the discharge end of the transverse conveying device is positioned above a rotary chute.

Further, a chute cutter is arranged at the joint of the upper ports of the adjacent rotating chutes.

Furthermore, a blanking baffle is arranged on the rack, the blanking baffle is positioned at the outer side of the discharge end of the transverse conveying device, and a discharge gap is reserved between the blanking baffle and the discharge end of the transverse conveying device.

Further, a carrier roller support is arranged at the bottom end of the rack, a carrier roller is arranged on the carrier roller support, and the carrier roller is attached to the lower surface of the rotating disc.

Furthermore, two ends of the rotating disc are respectively provided with a positioning insertion device; the frame is provided with a positioning cylinder, and the positioning cylinder is connected with a plug connector matched with the positioning plug device; a proximity switch is arranged on the rack and connected with the controller; the rotating disc is provided with a proximity mark matched with the proximity switch;

the controller is respectively and electrically connected with the positioning cylinder, the rotary driving device and the transverse conveying device.

Furthermore, the positioning insertion device comprises two idler wheels, and the two idler wheels are arranged below the rotating disc.

Furthermore, a spray pipe is arranged above the blanking chute, and a spray head is arranged on the spray pipe.

Further, the transverse conveying device is a belt conveyor.

Further, the belt conveyor comprises a pair of front side plates arranged oppositely and a pair of rear side plates arranged oppositely; a connecting plate is arranged at the position where the front side plate is adjacent to the rear side plate, one end of the connecting plate is fixed with the rear side plate, and the other end of the connecting plate is connected with the front side plate in a sliding manner; the front side plate is provided with a first screw rod seat, the connecting plate is provided with a second screw rod seat, the first screw rod seat and the second screw rod seat are both provided with threaded holes, adjusting screw rods are sequentially screwed into the two threaded holes, and adjusting nuts are arranged on the adjusting screw rods at the two ends of the first screw rod seat and the adjusting screw rods at the two ends of the second screw rod seat;

a driving shaft and a front supporting plate are arranged between the two front side plates, and a driven shaft and a rear supporting plate are arranged between the two rear side plates; a conveying belt is wound between the driving shaft and the driven shaft and abuts against the upper ends of the front supporting plate and the rear supporting plate; the driving shaft is connected with a belt motor.

Further, the periphery of the upper end of the blanking chute is provided with a dust cover.

The utility model has the advantages that:

the utility model has simple structure and convenient use; the sample tank is placed on the fixed seat, and the rotary driving device drives the supporting shaft, the rotary disk, the sample tank and the rotary chute to rotate; the material enters from the blanking chute and is conveyed to the upper part of the rotary chute through the transverse conveying device; along with the rotation of rotating the chute, the material falls into each rotating the chute in proper order, with each sample jar of continuous injection of material for the sample in each sample jar is representative.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic front side view of an embodiment of the present invention;

FIG. 2 is a schematic side view of the embodiment of FIG. 1;

FIG. 3 is a schematic front side three-dimensional structure (without the cover sheet) of the embodiment of FIG. 1;

FIG. 4 is a schematic rear side three-dimensional structure (without the cover sheet) of the embodiment of FIG. 1;

FIG. 5 is a schematic perspective view of the lateral transfer device;

FIG. 6 is a schematic top view of the cross conveyor (without the belt motor);

fig. 7 is a side view schematic of the structure of fig. 6.

Wherein:

1. a frame; 2. a rotation driving device; 3. a support shaft; 4. rotating the disc; 5. a carrier roller; 6. positioning the plugging device; 7. positioning the air cylinder; 8. a plug-in connector; 9. a proximity target; 10. a fixed seat; 11. rotating the chute; 12. a chute cutter; 13. a blanking chute; 14. a transverse conveying device; 15. a nozzle; 16. a spray head; 17. a dust cover; 18. a front side plate; 19. a rear side plate; 20. a connecting plate; 21. a first screw base; 22. a second screw base; 23. adjusting the screw rod; 24. adjusting the nut; 25. a conveyor belt; 26. a belt motor; 27. a blanking baffle; 28. a guard plate; 29. a skirt edge; 30. a drive shaft; 31. a front fascia; 32. a driven shaft; 33. and a rear supporting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 to 7, the rotary sample splitter in the present embodiment includes a frame 1, a rotary driving device 2 is disposed at a lower end of the frame 1, and a vertical support shaft 3 is drivingly connected to the rotary driving device 2. The rotary drive device 2 here is a rotary motor, which is connected to the support shaft 3 via a reduction gear.

The supporting shaft 3 is provided with a rotating disc 4. In this embodiment, a support roller 5 is arranged at the bottom end of the frame 1, a support roller 5 is arranged on the support roller 5, and the support roller 5 is attached to the lower surface of the rotating disk 4. When the rotary driving device 2 drives the supporting shaft 3 to rotate, the rotating disc 4 rotates along with the supporting shaft, and the lower surface of the rotating disc 4 is attached to the carrier roller 5, so that the rotating disc 4 is supported by the carrier roller 5 and cannot be influenced to rotate.

Two ends of the rotating disc 4 are respectively provided with a positioning insertion device 6; the frame 1 is provided with a positioning cylinder 7, and the positioning cylinder 7 is connected with a plug-in connector 8 matched with the positioning plug-in device 6. Here, the positioning plug-in device 6 comprises two rollers, which are arranged below the rotary disk 4. The positioning cylinder 7 extends to push the plug-in connector 8 to be inserted between the two rollers, so that the rotating disc 4 can be positioned; the roller may facilitate insertion of the plug 8. Here, a proximity switch (not shown in the figure) is provided on the frame 1, and the proximity switch is connected with a controller (not shown in the figure); and a proximity mark 9 matched with a proximity switch is arranged on the rotating disk 4, and the controller is respectively and electrically connected with the positioning air cylinder 7, the rotary driving device 2 and the transverse conveying device 14. The proximity switch determines the position of the rotating disc 4 by sensing the proximity mark 9. The controller can control the work of the positioning cylinder 7 according to the sensing condition of the proximity switch, so that the plug connector 8 is accurately plugged with the positioning plugging device 6.

The rotating disc 4 is provided with a plurality of fixing seats 10, and the fixing seats 10 are arranged around the supporting shaft 3. The holders 10 are used for holding sample tanks, where a total of five holders 10 are provided. A rotating chute 11 is arranged above each fixed seat 10, and a plurality of rotating chutes 11 are arranged around the support shaft 3 and arranged on the support shaft 3; the upper ports of the adjacent rotating chutes 11 are jointed. Here, a total of five rotary chutes 11 are provided to match with the five holders 10. In the five rotating chutes 11, three upper ports are equally large, and two upper ports are half as large as the first three. And the two smaller rotating chutes 11 are not adjacent, that is, one side of the two smaller rotating chutes 11 is provided with one larger rotating chute 11, the other side is provided with two larger rotating chutes 11, and the five rotating chutes 11 form an annular structure. In this embodiment, the department that meets of the last port of adjacent rotatory chute 11 is provided with chute cutter 12, and chute cutter 12 can cut apart the material of whereabouts, makes it fall into in two adjacent rotatory chutes 11 respectively.

The upper end of the frame 1 is provided with a blanking chute 13 and a transverse conveying device 14, the transverse conveying device 14 is connected with the lower end of the blanking chute 13, and then the material falling from the blanking chute 13 can directly fall onto the transverse conveying device 14. Here, a nozzle 15 is arranged above the blanking chute 13, and a spray head 16 is arranged on the nozzle 15. When the charging bucket is poured into the blanking chute 13, the nozzle 16 can clean the charging bucket. The periphery of the upper end of the blanking chute 13 is provided with a dust cover 17, so that dust is prevented from flying outwards in the blanking process. The side wall of the blanking chute 13 is also provided with a heating plate. In the present embodiment, a material sensor (not shown) is disposed above the transverse conveying device 14, and is connected to the controller; for detecting the presence of material on the cross conveyor 14. The controller may stop the cross conveyor 14 if there is no material on the cross conveyor 14.

The discharge end of the transverse conveying device 14 is positioned above a rotary chute 11, the materials conveyed by the transverse conveying device 14 can fall into the rotary chute 11, and when each rotary chute 11 rotates around the supporting shaft 3, each rotary chute 11 is sequentially connected below the transverse conveying device 14. Referring to fig. 5-7, in the present embodiment, the transverse conveyor 14 is a belt conveyor. The belt conveyor comprises a pair of oppositely arranged front side plates 18 and a pair of oppositely arranged rear side plates 19; the front side plate 18 and the rear side plate 19 are provided with a connecting plate 20 adjacent to each other. One end of the connecting plate 20 is fixed to the rear side plate 19, and the other end of the connecting plate 20 is slidably connected to the front side plate 18. Preceding curb plate 18 is last to be provided with first screw rod seat 21, be provided with second screw rod seat 22 on the connecting plate 20, first screw rod seat 21 all is provided with the screw hole with second screw rod seat 22, and adjusting screw 23 screws in two screw holes in proper order, and all is provided with adjusting nut 24 on the adjusting screw 23 at first screw rod seat 21 both ends and on the adjusting screw 23 at second screw rod seat 22 both ends. A driving shaft 30 and a front supporting plate 31 are arranged between the two front side plates 18, and a driven shaft 32 and a rear supporting plate 33 are arranged between the two rear side plates 19; a conveying belt 25 is wound between the driving shaft 30 and the driven shaft 32, and the conveying belt 25 abuts against the upper ends of the front supporting plate 31 and the rear supporting plate 33; the edge of the conveyor belt 25 is provided with a skirt 29. The driving shaft 30 is connected with a belt motor 26. The distance between the front side plate 18 and the rear side plate 19 can be adjusted by adjusting the position of the adjusting nut 24 on the adjusting screw 23 to adjust the tightness of the conveyor belt 25.

In this embodiment, the frame 1 is provided with a blanking baffle 27, the blanking baffle 27 is located outside the discharge end of the transverse conveying device 14, and a discharge gap is left between the blanking baffle 27 and the discharge end of the transverse conveying device 14. The material delivered from the cross conveyor 14 falls with an outward throw distance and the blanking apron 27 limits the material from being thrown to the outside of the rotary chute 11. The blanking baffle 27 plays a role in guiding materials.

In this embodiment, a guard plate 28 is provided on the outer side of the frame 1 to protect the internal devices.

When the material feeding device is used, materials to be reduced and divided are injected from the blanking chute 13 and fall onto the transverse conveying device 14; the material is then fed to the discharge end of the lateral transfer device 14 and falls into the rotating chute 11. When the rotary driving device 2 drives the driving supporting shaft 3 to rotate, the rotating disc 4 rotates along with the driving supporting shaft, and then the five rotating chutes 11 and the five sample tanks are driven to rotate around the supporting shaft 3; the material constantly falls into five sample jars in proper order, realizes the division of material. After the material is completely divided, the transverse conveying device 14 and the rotary driving device 2 stop working; the positioning cylinder 7 extends to push the plug-in connector 8 to be inserted between the two rollers, and the rotating disk 4 can be positioned. Taking down the three sample tanks and replacing with clean sample tanks; then the positioning cylinder 7 retracts, the plug 8 retracts, the rotating disc 4 rotates for a half circle, the positioning cylinder 7 extends again, the plug 8 is inserted between the two rollers on the other side, the rotating disc 4 is positioned again, the two remaining sample pots are taken down, and the clean sample pots are replaced. And then the next division operation can be repeated.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The rotary sample splitter is characterized by comprising a rack, wherein the lower end of the rack is provided with a rotary driving device, and the rotary driving device is in driving connection with a vertical supporting shaft; the supporting shaft is provided with a rotating disc, the rotating disc is provided with a plurality of fixing seats, and the fixing seats are arranged around the supporting shaft; a rotating chute is arranged above each fixed seat, and a plurality of rotating chutes are arranged around the supporting shaft and are arranged on the supporting shaft; the upper ports of the adjacent rotating chutes are attached;

2. The rotary sample splitter as claimed in claim 1 wherein a chute cutter is provided where the upper ports of adjacent rotary chutes meet.

3. The rotary sample splitter as claimed in claim 1 wherein the frame is provided with a blanking baffle located outside the discharge end of the cross conveyor leaving a discharge gap therebetween.

4. The rotary sample splitter according to claim 1, wherein a carrier roller support is arranged at the bottom end of the machine frame, a carrier roller is arranged on the carrier roller support, and the carrier roller is attached to the lower surface of the rotary disc.

5. The rotary sample splitter as claimed in claim 1, wherein the two ends of the rotary disk are respectively provided with a positioning insertion device; the frame is provided with a positioning cylinder, and the positioning cylinder is connected with a plug connector matched with the positioning plug device; a proximity switch is arranged on the rack and connected with the controller; the rotating disc is provided with a proximity mark matched with the proximity switch;

6. The rotary sample splitter according to claim 5 wherein said positioning and insertion means comprises two rollers disposed below the rotary disk.

7. The rotary sample splitter according to claim 1 wherein a spray pipe is disposed above the blanking chute, said spray pipe having a spray head disposed thereon.

8. The rotary sample splitter according to any one of claims 1 to 7 wherein said lateral conveying means is a belt conveyor.

9. The rotary sample splitter as recited in claim 8, wherein said belt conveyor comprises a pair of oppositely disposed front side plates and a pair of oppositely disposed rear side plates; a connecting plate is arranged at the position where the front side plate is adjacent to the rear side plate, one end of the connecting plate is fixed with the rear side plate, and the other end of the connecting plate is connected with the front side plate in a sliding manner; the front side plate is provided with a first screw rod seat, the connecting plate is provided with a second screw rod seat, the first screw rod seat and the second screw rod seat are both provided with threaded holes, adjusting screw rods are sequentially screwed into the two threaded holes, and adjusting nuts are arranged on the adjusting screw rods at the two ends of the first screw rod seat and the adjusting screw rods at the two ends of the second screw rod seat;

10. The rotary sample splitter according to claim 8 wherein the upper end periphery of said drop chute is provided with a dust guard.