CN220584719U - Special random sample extraction device of statistics - Google Patents
Special random sample extraction device of statistics Download PDFInfo
- Publication number
- CN220584719U CN220584719U CN202321404419.4U CN202321404419U CN220584719U CN 220584719 U CN220584719 U CN 220584719U CN 202321404419 U CN202321404419 U CN 202321404419U CN 220584719 U CN220584719 U CN 220584719U
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- fixedly connected
- sampler
- sampling
- tank body
- sample
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- 238000000605 extraction Methods 0.000 title claims description 7
- 238000005070 sampling Methods 0.000 claims abstract description 54
- 238000002347 injection Methods 0.000 claims abstract description 3
- 239000007924 injection Substances 0.000 claims abstract description 3
- 238000010521 absorption reaction Methods 0.000 claims description 6
- 238000007664 blowing Methods 0.000 abstract description 6
- 238000001179 sorption measurement Methods 0.000 abstract description 4
- 239000000243 solution Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 206010010904 Convulsion Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000036461 convulsion Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model relates to the field of random sampling, and discloses a special random sampling device for statistics, which comprises a sampler tank body, wherein an induced draft disc is fixedly connected to the inner bottom end of the sampler tank body, air blowing boxes are fixedly connected to the two sides of the bottom end of the induced draft disc, a sample placing disc is fixedly connected to the inner wall of the sampler tank body, a plurality of air injection pipe heads are uniformly and fixedly connected to the top end of the induced draft disc, a fixing sheet is fixedly connected to the middle part of the induced draft disc, an air suction pipe is slidably connected to the middle part of the fixing sheet, an adsorption sampling head is fixedly connected to the top end of the air suction pipe, a telescopic hose is fixedly connected to the bottom end of the air suction pipe, and an air suction frame is fixedly connected to the outer side of the telescopic hose. According to the utility model, the air suction pipe is moved upwards to lift out for completing sampling, the sampling is unique, the statistical data of the sampling is more accurate, the step of putting the sampling ball again is convenient, and the efficiency of sampling again is improved.
Description
Technical Field
The utility model relates to the field of random sampling, in particular to a special random sampling device for statistics.
Background
A statistically dedicated random sampling device is a device for randomly sampling samples from a population, and is generally used in statistical research, in which a certain number of samples need to be sampled from the population for analysis in order to obtain statistical characteristics of the population, and a special random sampling device is generally required for sampling in order to ensure representativeness and randomness of the samples.
The multi-purpose spherical substitute of random sampling takes a sample, and spherical irregularity can take out a plurality of samples at random when the sample, and random scope is too big, and statistics to the sample is not accurate enough, puts into the inside device that needs to open of sampling device once more with the sample of taking a sample simultaneously, and is comparatively complicated, influences the efficiency of sampling statistics.
Disclosure of Invention
The utility model aims to solve the defects in the prior art and provides a special statistical random sample extraction device.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a special random sample extraction device of statistics, includes the sampler jar body, the inside bottom fixedly connected with induced air dish of the sampler jar body, the equal fixedly connected with blast box in bottom both sides of induced air dish, the inner wall fixedly connected with sample of the sampler jar body is placed the dish, the even fixedly connected with in top of induced air dish a plurality of jet-propelled tube heads, the middle part fixedly connected with stationary blade of induced air dish, the middle part fixedly connected with aspiration channel of stationary blade, the top fixedly connected with absorption sample head of aspiration channel, the bottom fixedly connected with flexible hose of aspiration channel, the outside fixedly connected with frame that induced drafts of flexible hose, the inside fixedly connected with suction fan of frame that induced drafts.
As a further description of the above technical solution:
the middle part of the top end of the sampler tank body is fixedly connected with a traction sloping plate, and the outer side of the traction sloping plate is provided with a traction groove.
As a further description of the above technical solution:
and a sample injection channel is arranged at the left side of the top end of the sampler tank body.
As a further description of the above technical solution:
and the outer side of the top end of the sampler tank body is fixedly connected with an anti-falling plate.
As a further description of the above technical solution:
the sampler jar body's bottom both sides all fixedly connected with support column, the outside fixed connection of frame that induced drafts is the middle part of right side support column again.
As a further description of the above technical solution:
the left side the inboard fixedly connected with backup pad of support column, the top right side fixedly connected with electric putter of backup pad.
As a further description of the above technical solution:
the left side fixedly connected with fixed plate of aspiration channel, the bottom fixed connection of fixed plate is on electric putter's top.
The utility model has the following beneficial effects:
1. according to the utility model, the air blowing box is started to blow air into the air guiding disc, the air flow is filled into the tank body of the sampler through the air blowing pipe head, at the moment, sampling balls in the inner part roll along with blowing to randomly disturb, after the disturbing is finished, the suction fan is started, the suction pipe is used for sucking air downwards, the surface of the adsorption sampling head is sucked downwards through the suction pipe, the sampler close to the adsorption sampling head is adsorbed by the adsorption sampling head, the suction pipe is moved upwards to lift out to finish sampling, the sampling is unique, and the statistical data of sampling is more accurate.
2. According to the utility model, after sampling record statistics is completed, the sampling ball is placed at the top of the traction inclined plate, the sampling ball rolls leftwards along with the inclined plane of the traction inclined plate, and when the sampling ball rolls to the middle part of the right side of the traction inclined plate, the sampling ball flows into the inner part of the sampler tank body along with the sampling channel again, so that the step of re-placing the sampling ball is facilitated, and the efficiency of re-sampling is improved.
Drawings
FIG. 1 is a schematic diagram of a device for statistically specific random sampling according to the present utility model;
FIG. 2 is a schematic diagram of an apparatus for statistically specific random sampling according to the present utility model;
FIG. 3 is a schematic bottom view of a device for statistically specific random sampling according to the present utility model;
fig. 4 is a schematic diagram of an induced draft disc of a device for statistically dedicated random sample extraction according to the present utility model.
Legend description:
1. a sampler canister; 2. a blow box; 3. a fixing plate; 4. a support plate; 5. a support column; 6. an electric push rod; 7. a flexible hose; 8. an air suction pipe; 9. a falling-preventing plate; 10. a traction sloping plate; 11. a sample introduction channel; 12. adsorbing a sampling head; 13. a jet pipe head; 14. an induced air disk; 15. a sample placement tray; 16. a traction groove; 17. an air suction frame; 18. a suction fan; 19. and a fixing piece.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-4, one embodiment provided by the present utility model is: the utility model provides a special random sample extraction device of statistics, includes sampler jar body 1, its characterized in that: the inside bottom fixedly connected with induced air dish 14 of sampler jar body 1, the equal fixedly connected with blow box 2 in bottom both sides of induced air dish 14, the inner wall fixedly connected with sample of sampler jar body 1 is placed dish 15, evenly fixedly connected with a plurality of jet-propelled tube heads 13 in top of induced air dish 14, the middle part fixedly connected with stationary blade 19 of induced air dish 14, the middle part sliding connection of stationary blade 19 has aspiration channel 8, the top fixedly connected with absorption sample head 12 of aspiration channel 8, the flexible hose 7 of bottom fixedly connected with of aspiration channel 8, the outside fixedly connected with frame 17 that induced drafts of flexible hose 7, the inside fixedly connected with suction fan 18 of frame 17 that induced drafts, through starting blow box 2, blow to the inside of induced air dish 14, be full of the inside of sampler jar body 1 with the air current through jet-propelled tube head 13, the inside sampling ball rolls along with the blowing at this moment, random upset is accomplished the back, start the aspiration channel 18, through flexible hose 7 down convulsions, will adsorb sample head 12 surface down, the sample that the sample head 12 is nearer by the absorption sample head 12 is adsorbed by absorption head 12, will adsorb by absorption head 12, remove the sample head 8, the sample taking out data that will be lifted to the sample more accurate only, the statistics is accomplished.
Further, the top middle part fixedly connected with traction sloping plate 10 of sampler jar body 1, traction sloping plate 10's the outside is equipped with traction groove 16, sampler jar body 1's top left side is equipped with sampling channel 11, accomplish the sample record statistics back, place traction sloping plate 10's top with the sampling ball, the sampling ball can roll left along with traction sloping plate 10's inclined plane, the sampling ball rolls to traction sloping plate 10 right middle part time, the sampling ball is along with sampling channel 11 the inside of sampler jar body 1 again, the step of sample ball reentry has been made things convenient for, improve the efficiency of taking a sample once more, sampler jar body 1's top outside fixedly connected with anti-drop board 9, avoid the sampling ball to break away from jar body 1's top, sampler jar 1's bottom both sides equal fixedly connected with support column 5, the outside fixedly connected with of suction frame 17 is the middle part of right side support column 5 again, the inboard fixedly connected with backup pad 4 of left side support column 5, the top right side fixedly connected with electric putter 6 of backup pad 4, the left side fixedly connected with fixed plate 3 of suction pipe 8, the bottom fixedly connected with of fixed plate 3 is on electric putter 6's top.
Working principle: through starting blow box 2, blow to induced air dish 14 inside, through jet pipe head 13 with the windward stream be full of the inside of sampler jar body 1, the inside sampling ball rolls along with blowing this moment, random disruption is carried out, after accomplishing the disruption, start suction fan 18, through flexible hose 7 downdraft, will adsorb sampling head 12 surface and carry out downdraft through aspiration channel 8, the sampler that is close to adsorbing sampling head 12 is adsorbed by adsorbing sampling head 12, start electric putter 6 and lift up aspiration channel 8 through fixed plate 3 and lift out and accomplish the sample, accomplish the sample record statistics back, place the top of traction swash plate 10 with the sampling ball, the sampling ball can roll left along with the inclined plane of traction swash plate 10, the sampling ball is along with sampling channel 11 reentrant sampler jar body 1's inside when the sampling ball rolls to the middle part on traction swash plate 10 right side.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. The utility model provides a special random sample extraction device of statistics, includes sampler jar body (1), its characterized in that: the inside bottom fixedly connected with induced air dish (14) of sampler jar body (1), the equal fixedly connected with blast box (2) in bottom both sides of induced air dish (14), inner wall fixedly connected with sample of sampler jar body (1) is placed dish (15), the even fixedly connected with of top of induced air dish (14) a plurality of jet-propelled tube heads (13), the middle part fixedly connected with stationary blade (19) of induced air dish (14), the middle part sliding connection of stationary blade (19) has aspiration channel (8), the top fixedly connected with absorption sampling head (12) of aspiration channel (8), the bottom fixedly connected with flexible hose (7) of aspiration channel (8), the outside fixedly connected with frame (17) that induced drafts of flexible hose (7), the inside fixedly connected with suction fan (18) of frame (17) induced drafts.
2. A statistically specific random decimating sample device according to claim 1, wherein: the middle part of the top end of the sampler tank body (1) is fixedly connected with a traction sloping plate (10), and a traction groove (16) is formed in the outer side of the traction sloping plate (10).
3. A statistically specific random decimating sample device according to claim 1, wherein: a sample injection channel (11) is arranged on the left side of the top end of the sampler tank body (1).
4. A statistically specific random decimating sample device according to claim 1, wherein: the outside of the top end of the sampler tank body (1) is fixedly connected with an anti-falling plate (9).
5. A statistically specific random decimating sample device according to claim 1, wherein: the sampler is characterized in that support columns (5) are fixedly connected to two sides of the bottom end of the sampler tank body (1), and the outer part of the air suction frame (17) is fixedly connected with the middle part of the right support column (5).
6. A statistically specific random decimating sample device according to claim 5, wherein: the left side the inboard fixedly connected with backup pad (4) of support column (5), the top right side fixedly connected with electric putter (6) of backup pad (4).
7. A statistically specific random decimating sample device according to claim 1, wherein: the left side fixedly connected with fixed plate (3) of aspiration channel (8), the bottom fixed connection of fixed plate (3) is on the top of electric putter (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321404419.4U CN220584719U (en) | 2023-06-05 | 2023-06-05 | Special random sample extraction device of statistics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321404419.4U CN220584719U (en) | 2023-06-05 | 2023-06-05 | Special random sample extraction device of statistics |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220584719U true CN220584719U (en) | 2024-03-12 |
Family
ID=90110362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321404419.4U Active CN220584719U (en) | 2023-06-05 | 2023-06-05 | Special random sample extraction device of statistics |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220584719U (en) |
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2023
- 2023-06-05 CN CN202321404419.4U patent/CN220584719U/en active Active
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