CN2531379Y

CN2531379Y - Spiral cutting type sampling apparatus

Info

Publication number: CN2531379Y
Application number: CN 02223372
Authority: CN
Inventors: 阎国俊
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-01-28
Filing date: 2002-01-28
Publication date: 2003-01-15
Anticipated expiration: 2012-01-28

Abstract

A spiral cutting type sampler comprises a transmission shaft and a sampling head which are connected together, which is characterized in that the sampling head consists of a cylinder cutter being sleeved on periphery of a spiral cutting lifter, and the transmission shaft consists of a hollow shaft being sleeved on periphery of a central shaft; and the hollow shaft is tightly connected to the cylinder cutter, and the central shaft is tightly connected to the spiral cutting lifter. The spiral cutting lifter consists of thread rotating slice being welded along an external wall of a section of pipe; and an upper part of the thread rotating slice is matched with an intracavity of a cone cylinder wall. A lower section of the central shaft is tightly connected to a square-cone crushing head whose upper part is provided with a square cylinder and lower part is provided with a square cone, and four edges, a cone edge and a silicon tip of a clockwise cylinder are lined with cemented carbide edge strips. The utility model is not influenced by large-block material and water, which can fast and accurately sample in any depth and position of the loaded materials inside train and automobile carriages, therefore being without viscous plugging and sample mixing.

Description

The helical incision type sampling thief

Technical field: the utility model relates to the sampling apparatus of solid particle material, relates in particular to architecture advances and the innovation of the big solid particle material of change of granularity being made the sampling thief of sampling.

Background technology: at present, domestic to train, the sampling head that the material of lorry loading carries out mechanical sampling has the spiral drill modus ponens, screw in grab type, insertion grab types etc. are multiple, these all modes, all there is the defective that to take lump material big and hard in the material (as gangue), and also being easy to form sticking stifled consequently sample pollutes mutually, perhaps can't reach class problems such as sampling depth, let alone the volume by weight of sampling reaches the volume by weight that sets by the material difference of country and industry regulation, it is representative to cause the sample that is collected to lack, and can't satisfy the standard-required of relevant sampling.

Summary of the invention: at the problems referred to above of prior art existence, technical problem to be solved in the utility model, be that a kind of bulk materials and moisture effects of not being subjected to will be provided, can in train, automobile bodies, carry out fast, accurately sample in any degree of depth and the position of institute's loaded material, and can not glue stifled, as to mix sample helical incision type sampling thief.

For this reason, the technical solution of the utility model is, a kind of helical incision type sampling thief, be fastenedly connected by transmission shaft and sampling head and form, it is characterized in that: described sampling head is to be furnished with the cylinder cutter and to constitute at helical cut lifter periphery cover, and described transmission shaft is also to be with tubular shaft and to constitute in the central shaft periphery; Its hollow mandrel and cylinder cutter are fastenedly connected, and central shaft and helical cut lifter are fastenedly connected, and form relatively turnable concentric locking collar distribution structure.

The top of described cylinder cutter is the adapter sleeve that is fastenedly connected with tubular shaft hypomere work; The middle part is for the taper barrel, has a discharge gate on 2～6 uniform on the taper barrel; The bottom is a cylinder, is provided with guiding multi-step thread band around the cylinder outer wall surface; The tube bottom perimeter evenly studs with the wimet sawtooth.

Described helical cut lifter is to be welded with the screw thread rotation sheet and to constitute on one section circular tube external wall, and pipe is fastenedly connected by key pin and central shaft; Screw thread rotation sheet top and described taper barrel inner chamber match, and screw thread rotation sheet bottom and described cylinder bore match; The helix angle of screw thread rotation sheet depends on the quiet angle of repose of material; At the described central shaft hypomere side's of being fastenedly connected with taper crushing head also; Be fastened with the oil-containing sliding shaft sleeve of supporting central shaft at described tubular shaft inwall.

The top of described side's taper crushing head is square cylinder, and four ribs of suitable cylinder stud with hard alloy blade; The side's side of being, taper crushing head bottom cone studs with hard alloy blade on its awl rib and the awl point; Described side's taper crushing head top and central shaft hypomere are by being threaded and making axial location with dogbolt.

The internal diameter of described cylinder cutter and height are determined by factors such as raw meal particle size, sample sizes according to country and industry standard with the external diameter and the length of helical cut lifter.

After having adopted said structure to improve, the utlity model has following advantage:

Because sampling head is the structure that helical cut lifter periphery cover is furnished with the cylinder cutter, the sampling position that is surrounded for the cylinder cutter, the particle no matter much granularities are arranged, all can be rotated the formula cutting and crushing, creep into sampling by the wimet sawtooth and the square taper crushing head that stud with at the bottom of the tube, eliminated the bite that block caused big and hard in the material and gather less than difficulty;

Because screw thread rotation sheet top and described taper barrel inner chamber on the helical cut lifter match, and the uniform discharge gate that has on the taper barrel, the helical cut lifter cuts in rotation, deeply samples simultaneously, to sample last time and stick to minute quantity powder on the sampling head and rub fully to remove and drain, the purpose that has reached self-cleaning and do not mixed sample, the material that is present in when arriving the sampled point degree of depth in the cylinder cutter is the required sample of taking; And the volume that is accounted for of helical cut lifter reaches country and industry is stipulated by volume by weight that factor determined such as raw meal particle size, sample sizes because the volume of cylinder cutter deducts, material stock volume sampling volume by weight up to specification in tube when promptly sampling finishes satisfies sampling relevant country and industry standard requirement fully;

Helical cut lifter of the present utility model and cylinder cutter all adopt spiral labor-saving structure etc., adopt the process of unloading and quick and precisely, be not subjected to material moisture restriction, can not stop up, and simple in structure, fault is few, reliability is high, has vast market prospect.

Description of drawings: the utility model is made an explanation below in conjunction with accompanying drawing:

Fig. 1 is an one-piece construction synoptic diagram of the present utility model.

Fig. 2 is the structural representation of cylinder cutter.

Fig. 3 is the structure front elevation of helical cut lifter.

Fig. 4 is the vertical view of Fig. 3.

The front elevation of Fig. 5 side of being taper crushing head.

Fig. 6 is the vertical view of Fig. 5.

Embodiment: as shown in Figure 1: a kind of helical incision type sampling thief, be fastenedly connected by transmission shaft and sampling head and form, it is characterized in that: described sampling head is to be furnished with cylinder cutter 1 and to constitute at helical cut lifter 2 periphery covers, and described transmission shaft is also to be with tubular shaft 4 and to constitute in central shaft 5 peripheries; Its hollow mandrel 4 is fastenedly connected by fastening bolt 6 with cylinder cutter 1, and central shaft 5 is fastenedly connected by key pin 7 with helical cut lifter 2, and described tubular shaft 4 inwalls are fastened with the oil-containing sliding shaft sleeve 20 of supporting central shaft 5; Form relatively turnable concentric locking collar distribution structure; Also by the screw threads for fastening side of being connected with taper crushing head 3, and make axial location at described central shaft 5 hypomeres with dogbolt 8.

As shown in Figure 1, 2: the top of described cylinder cutter 1 is the adapter sleeve 9 that is fastenedly connected with tubular shaft 4 hypomeres work; The middle part is for taper barrel 10, has a discharge gate 11 on 3 uniform on the taper barrel 10; The bottom is a cylinder 12, is provided with guiding multi-step thread band 13 around cylinder 12 outer wall surface; The tube bottom perimeter evenly studs with wimet sawtooth 14.

Shown in Fig. 2,3,4: described helical cut lifter 2 is to be welded with screw thread rotation sheet 15 and to constitute on one section pipe 16 outer wall, screw thread rotation sheet 15 tops and described taper barrel 10 inner chambers match, and screw thread rotation sheet 15 bottoms and described cylinder 12 inner chambers match; The helix angle of the screw thread rotation sheet 15 of described helical cut lifter depends on the quiet angle of repose of material; The internal diameter of described cylinder cutter 1 and height are determined by factors such as raw meal particle size, sample sizes according to country and industry standard with the external diameter and the length of helical cut lifter 2.

Shown in Fig. 5,6: the top of described side's taper crushing head 3 is square cylinder 19, and four ribs of suitable cylinder 19 stud with hard alloy blade 18; The side's side of being, taper crushing head 3 bottom cone studs with hard alloy blade 17 on its awl rib and the awl point.

Now be described further as follows to the utility model principle of work in conjunction with above accompanying drawing:

Sampling head stops operating during sampling, driving it by elevating mechanism moves downward to material bed surface, to measure material face height, when arriving the material surface, cylinder cutter 1 is rotation at a slow speed under the driving of tubular shaft 4, and drive its downward low-speed motion by elevating mechanism, the material at set point place is covered, wimet sawtooth 14 at the bottom of 1 of the cylinder cutter separates the material cutting with periphery of the material of bottom, because drum outer wall has guiding multi-step thread band 13, so the backspin resistance is little, while side's taper crushing head 3 and helical cut lifter 2 fast rotational under central shaft 5 drives is downward, broken and the cutting with the material that covers, and uniform last discharge gate 11 places that offer discharge on taper barrel 10, to sample last time simultaneously and stick to minute quantity powder on the sampling head and rub fully to remove and drain, play self-cleaning and the not effect of mixed sample, when arriving the degree of depth of sampled point, central shaft 5, helical cut lifter 2 and square crushing head 3 all stop the rotation, exist the material in 1 of the cylinder cutter to be the sample of taking specifically (a material stock volume is the volume by weight of sample in the tube), then, cylinder cutter 1 reverses at a slow speed, move upward through quick drive of elevating mechanism, protect an interior sample and withdraw from the bed of material, finish sampling action.When running to the emptying point, helical cut lifter 2 high speed reverse rotation are arranged sample in the tube to discharge hopper through tube bottom fast, finish the discharging action.

Claims

1, a kind of helical incision type sampling thief, be fastenedly connected by transmission shaft and sampling head and form, it is characterized in that: described sampling head is to be furnished with the cylinder cutter and to constitute at helical cut lifter periphery cover, and described transmission shaft is also to be with tubular shaft and to constitute in the central shaft periphery; Its hollow mandrel and cylinder cutter are fastenedly connected, and central shaft and helical cut lifter are fastenedly connected, and form relatively turnable concentric locking collar distribution structure.

2, helical incision type sampling thief as claimed in claim 1 is characterized in that: the top of described cylinder cutter is the adapter sleeve that is fastenedly connected with tubular shaft hypomere work; The middle part is for the taper barrel, has a discharge gate on 2～6 uniform on the taper barrel; The bottom is a cylinder, is provided with guiding multi-step thread band around the cylinder outer wall surface; The tube bottom perimeter evenly studs with the wimet sawtooth.

3, helical incision type sampling thief as claimed in claim 1 or 2 is characterized in that: described helical cut lifter is to be welded with the screw thread rotation sheet and to constitute on one section circular tube external wall, and pipe is fastenedly connected by key pin and central shaft; Screw thread rotation sheet top and described taper barrel inner chamber match, and screw thread rotation sheet bottom and described cylinder bore match; The helix angle of screw thread rotation sheet depends on the quiet angle of repose of material; At the described central shaft hypomere side's of being fastenedly connected with taper crushing head also; Be fastened with the oil-containing sliding shaft sleeve of supporting central shaft at described tubular shaft inwall.

4, helical incision type sampling thief as claimed in claim 3 is characterized in that: the top of described side's taper crushing head is square cylinder, and four ribs of suitable cylinder stud with hard alloy blade; The side's side of being, taper crushing head bottom cone studs with hard alloy blade on its awl rib and the awl point; Described side's taper crushing head top and central shaft hypomere are by being threaded and making axial location with dogbolt.