CN220380793U - Sampling structure for detecting finished silicon powder - Google Patents

Abstract

The utility model discloses a sampling structure for detecting finished silicon powder, and mainly relates to the field of silicon powder detection. Including the support, be equipped with the outer tube along vertical removal on the support, the inside of outer tube is equipped with the sampling tube, and the bottom of sampling tube becomes sharp taper, is equipped with a plurality of thief holes on the lateral wall of sampling tube, and vertical sliding connection is followed in the inside of outer tube to the sampling tube, is equipped with the push rod on the sampling tube, is equipped with compression spring between push rod and the outer tube, outer tube and support threaded connection, and the top of outer tube is equipped with the crank, is equipped with the stopper that a plurality of cooperation outer tube bottoms used on the sampling tube. The utility model has the beneficial effects that: the device can solve the technical problem that the sampling detection result is inaccurate due to the fact that the internal silicon powder is difficult to sample during existing sampling, so that the silicon powder inside the packaging container is sampled more conveniently, the sampling of the silicon powder inside the packaging container is more representative, and the accuracy of the sampling detection result is greatly improved.

Description

Sampling structure for detecting finished silicon powder

Technical Field

The utility model relates to the field of silicon powder detection, in particular to a sampling structure for detecting finished silicon powder.

Background

The existing silicon powder is required to be detected on the particle size of the crushed silicon powder after being crushed so as to meet the requirement of customers on the particle size of the silicon powder, the existing silicon powder is generally directly contained in a packaging bag or a packaging barrel after being produced, the surface silicon powder can be only sampled and detected during detection, the silicon powder in the packaging bag or the packaging barrel is difficult to sample, the result of sampling and detecting is limited greatly, the real situation of the silicon powder particles in the whole packaging bag or the packaging barrel cannot be represented, and the accuracy of the sampling and detecting result is reduced.

Disclosure of Invention

The utility model aims to provide a sampling structure for detecting finished silicon powder, which can solve the technical problem of inaccurate sampling detection results caused by difficult sampling of internal silicon powder in the existing sampling process, so that the silicon powder in a packaging container is more conveniently sampled, the sampling of the silicon powder in the packaging container is more representative, and the accuracy of the sampling detection results is greatly improved.

The utility model aims to achieve the aim, and the aim is achieved by the following technical scheme:

the utility model provides a finished product silica flour detects uses sampling structure, includes the support, be equipped with the outer tube along vertical removal on the support, the inside of outer tube is equipped with the sampling tube, the bottom of sampling tube becomes the pointed cone form, be equipped with a plurality of thief holes on the lateral wall of sampling tube, the sampling tube is along vertical sliding connection in the inside of outer tube, be equipped with the push rod on the sampling tube, be equipped with compression spring between push rod and the outer tube, outer tube and support threaded connection, the top of outer tube is equipped with the crank, be equipped with the stopper that a plurality of cooperation outer tube bottoms used on the sampling tube.

Further, the top of sampling tube is equipped with the through-hole, the part outside sampling tube top through-hole is fixed to the push rod, the top of push rod is equipped with the lug, compression spring is located between lug and the outer tube top.

Further, the clamping plate is detachably connected to the support, and the outer sleeve penetrates through the clamping plate and is in threaded connection with the clamping plate.

Further, the support is provided with a perforation matched with the clamping plate, and the clamping plate is provided with a clamping protrusion matched with the top of the perforation.

Further, guide pipes are symmetrically arranged on the upper side and the lower side of the clamping plate, and the outer sleeve vertically moves up and down in the guide pipes.

Further, a plurality of limit grooves matched with limit blocks are formed in the side wall of the bottom of the outer sleeve.

Compared with the prior art, the utility model has the beneficial effects that:

1. the structure of the utility model comprises an outer sleeve and a sampling tube, wherein the outer sleeve is in threaded connection with a bracket, the top of the outer sleeve is provided with a crank, the bracket is placed above a packaging container when the structure is used, then the outer sleeve can be downwards moved to be inserted into the silicon powder under the action of threaded connection by rotating the crank, the sampling tube is positioned in the outer sleeve, and the bottom of the sampling tube is in a pointed cone shape, so that the sampling tube is downwards slid after being inserted into the silicon powder, the silicon powder in the inner part passes through a sampling hole on the side wall to enter the inside of the sampling tube, the device is easier to sample the silicon powder in the packaging container, the sampling of the silicon powder in the packaging container is more convenient, the sampled sample is more representative, and the convenience and accuracy of sampling are improved;

2. set up the push rod on the sampling tube, be equipped with compression spring between push rod and the outer tube, be equipped with the stopper that a plurality of cooperation outer tube bottom used on the sampling tube, such setting inserts inside the back of silica flour at the outer tube, push down the push rod compresses compression spring, make the sampling tube remove the inside of inserting the silica flour relatively the outer tube down more easily under the sharp conical structure in bottom, make the sample hole on the sampling tube lateral wall expose out and take a sample, loosen the push rod after the sample and can make the sampling tube reset fast under compression spring's effect, make the inside that the sample Kong Huisu got into the outer tube realize the closure of sample hole, such structure makes the sample operation to the silica flour more laborsaving and quick, it is more accurate to the sample of silica flour inside assigned position, the convenience of sampling operation has been further improved.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a front view of the present utility model.

FIG. 3 is a cross-sectional view taken along the direction A-A in FIG. 2 in accordance with the present utility model.

Fig. 4 is a cross-sectional view in the direction B-B of fig. 3 of the present utility model.

The reference numbers shown in the drawings:

1. a bracket; 2. an outer sleeve; 3. a sampling tube; 4. a sampling hole; 5. a push rod; 6. a compression spring; 7. a crank; 8. a limiting block; 9. a through hole; 10. a bump; 11. a clamping plate; 12. perforating; 13. a clamping protrusion; 14. a guide tube; 15. and a limit groove.

Detailed Description

The utility model will be further illustrated with reference to specific examples. It is to be understood that these examples are illustrative of the present utility model and are not intended to limit the scope of the present utility model. Further, it will be understood that various changes or modifications may be made by those skilled in the art after reading the teachings of the utility model, and such equivalents are intended to fall within the scope of the utility model as defined herein.

Referring to fig. 1 and 2, the utility model relates to a sampling structure for detecting finished silicon powder, the main structure comprises a bracket 1, the bottom of the bracket 1 is provided with a plurality of supporting legs for conveniently placing the device above a packaging container, the bracket 1 is provided with an outer sleeve 2 which moves vertically, the outer sleeve 2 is of a hollow structure, the inside of the outer sleeve 2 is provided with a sampling tube 3, the sampling tube 3 is also of a hollow structure, the bottom of the sampling tube 3 is tapered so that the sampling tube 3 is easier to insert into the silicon powder, referring to fig. 3, the side wall of the sampling tube 3 is provided with a plurality of sampling holes 4, the sampling holes 4 penetrate through the side wall of the sampling tube 3 so that the silicon powder can enter the inside of the sampling tube 3 after penetrating through the sampling holes 4, the sampling tube 3 is vertically and slidingly connected in the inside of the outer sleeve 2, the arrangement can ensure that the sampling tube 3 can seal or expose the sampling hole 4 when sliding up and down, the sampling hole 4 can be timely sealed after sampling, silicon powder at other positions is prevented from entering the sampling hole 4 again when the outer tube 2 is pulled out, the accuracy of sampling at the designated position is ensured, the sampling tube 3 is provided with the push rod 5, the compression spring 6 is arranged between the push rod 5 and the outer tube 2, the arrangement can ensure that the sampling tube 3 slides downwards relative to the outer tube 2 to be inserted into the silicon powder by pushing the push rod 5 downwards after the outer tube 2 is inserted into the silicon powder, the compression spring 6 is compressed, the sampling hole 4 on the side wall of the sampling tube 3 is exposed, the silicon powder passes through the sampling hole 4 to enter the sampling tube 3 for sampling, the push rod 5 is released after sampling is finished, the sampling tube 3 automatically resets and slides under the action of the compression spring 6, the inside that makes sampling tube 3 upwards slide and get into outer tube 2 seals sampling hole 4, and the silica flour of other positions gets into sampling tube 3 again when avoiding extracting outer tube 2 for whole sampling process is more convenient, and is more accurate when taking a sample the silica flour of silica flour inside, has improved the accuracy of sample testing result, outer tube 2 and support 1 threaded connection, the top of outer tube 2 is equipped with crank 7, and such setting only need rotate crank 7 can make outer tube 2 downwardly moving under threaded connection's effect with outer tube 2 in the in-process of inserting the inside silica flour with outer tube 2, and make the sampling operation more laborsaving, improved the convenience and the steadiness of sample, be equipped with stopper 8 that a plurality of cooperation outer tube 2 bottom used on the sampling tube 3, such setting can make sampling tube 3 reset and slide under the effect of compression spring 6 until stopper 8 and the bottom phase contact position of outer tube 2 for the position of the relative outer tube 2 of sampling tube 3 keeps firm, and the pointed cone form of bottom can remain throughout in the outside of outer tube 2, is convenient for with the whole inserting of device in the smoothness of guaranteeing the sampling process.

Preferably, referring to fig. 4, the top of sampling tube 3 is equipped with through-hole 9, through-hole 9 runs through the top of sampling tube 3, push rod 5 welding or integrated into one piece's part outside sampling tube 3 top through-hole 9, when such structure makes the sample pour out after taking a sample, can push down push rod 5 by force for the through-hole 9 at sampling tube 3 top exposes, be convenient for more quick and thorough pouring out with the inside sample of sampling tube 3, improve sample detection's efficiency, avoid the sample to remain in sampling tube 3, guarantee the accuracy of follow-up sample testing result, push rod 5's top welding or bolt fastening have lug 10, compression spring 6 is located between lug 10 and the outer tube 2 top, and such setting makes compression spring 6 be located the outside of outer tube 2, and it can not contact with the silica flour when taking a sample, is blocked when avoiding its compression or resetting, guarantees that it promotes push rod 5 and resets smoothly, has further guaranteed the smoothness of whole sampling process.

Preferably, be connected with cardboard 11 on the support 1 can dismantle, outer tube 2 runs through cardboard 11 and rather than threaded connection, and such setting makes the whole of outer tube 2 and sampling tube 3 be the structure of detachable connection with support 1 to assemble both when the sample, take off whole follow support 1 after the sample finishes, be convenient for empty to the sample in the device, further improved the convenience of sampling operation, improved the efficiency of sample.

Preferably, be equipped with the perforation 12 that cooperation cardboard 11 used on the support 1, perforation 12 runs through the top of support 1, be equipped with the protruding 13 of card that cooperation perforation 12 top used on the cardboard 11, cardboard 11 inserts in perforation 12 during the equipment, and protruding 13 of card is blocked at the top of perforation 12, realizes the restriction to cardboard 11 and support 1 relative position, and unanimously applys decurrent effort to the device during the sample, consequently can guarantee the steadiness of cardboard 11 relative support 1 structure, simple structure, only need upwards pull out outer tube 2 during the dismantlement can, the dismouting operation is more convenient.

Preferably, the welding of upper and lower bilateral symmetry of cardboard 11 or integrated into one piece are fixed with stand pipe 14, outer tube 2 reciprocates along vertical inside at stand pipe 14, and the setting of stand pipe 14 can avoid the rocking of outer tube 2 relative support 1 when outer tube 2 up-and-down motion takes a sample, improves the steadiness and the accuracy of sampling operation.

Preferably, the lateral wall of outer tube 2 bottom is last to be equipped with the spacing groove 15 that a plurality of cooperation stopper 8 used, and the setting of spacing groove 15 makes sampling tube 3 slide the inside that resets limiting block 8 slide into spacing groove 15 to make the whole of sampling tube 3 not form the arch for outer tube 2, thereby resistance when inserting the silica flour inside downwards and taking a sample is littleer, makes more smooth and convenient to the inside sampling operation of silica flour.

Working principle: the structure of the utility model comprises an outer sleeve 2 and a sampling tube 3, wherein the outer sleeve 2 is in threaded connection with a bracket 1, the top of the outer sleeve 2 is provided with a crank 7, the bracket 1 is placed above a packaging container in use, then the crank 7 is rotated to enable the outer sleeve 2 to move downwards to be inserted into the silicon powder under the action of threaded connection, the sampling tube 3 is positioned in the outer sleeve 2 and the bottom of the sampling tube is in a pointed cone shape, so that the sampling tube 3 is slid downwards after being inserted into the silicon powder, the silicon powder in the inner part passes through a sampling hole 4 on the side wall to enter the inside of the sampling tube 3, the device is enabled to sample the silicon powder in the packaging container more easily, the sampled silicon powder in the packaging container is sampled more conveniently, the sampled sample is more representative, and the convenience and accuracy of sampling are improved; the push rod 5 is arranged on the sampling tube 3, the compression spring 6 is arranged between the push rod 5 and the outer sleeve 2, the limiting block 8 which is used by being matched with the bottom end of the outer sleeve 2 is arranged on the sampling tube 3, after the outer sleeve 2 is inserted into the silicon powder, the push rod 5 is pushed downwards to compress the compression spring 6, so that the sampling tube 3 is easier to move downwards relative to the outer sleeve 2 to be inserted into the silicon powder under the conical structure at the bottom, the sampling hole 4 on the side wall of the sampling tube 3 is exposed to sample, the push rod 5 is loosened after the sampling is finished, the sampling tube 3 can be quickly reset under the action of the compression spring 6, the sampling hole 4 is retracted to enter the inner part of the outer sleeve 2 to realize the sealing of the sampling hole 4, and the structure is more labor-saving and quick in sampling operation on the silicon powder, the sampling of the designated position inside the silicon powder is more accurate, and the convenience of sampling operation is further improved.

Claims (6)

1. The utility model provides a finished product silica flour detects uses sampling structure, includes support (1), be equipped with on support (1) along vertical moving's outer tube (2), the inside of outer tube (2) is equipped with sampling tube (3), the bottom of sampling tube (3) becomes sharp cone, be equipped with a plurality of sampling holes (4), its characterized in that on the lateral wall of sampling tube (3): sampling tube (3) are along vertical sliding connection in the inside of outer tube (2), be equipped with push rod (5) on sampling tube (3), be equipped with compression spring (6) between push rod (5) and outer tube (2), outer tube (2) and support (1) threaded connection, the top of outer tube (2) is equipped with crank (7), be equipped with stopper (8) that a plurality of cooperation outer tube (2) bottom used on sampling tube (3).

2. A sampling structure for detecting finished silicon powder as defined in claim 1, wherein: the top of sampling tube (3) is equipped with through-hole (9), push rod (5) are fixed in the part outside sampling tube (3) top through-hole (9), the top of push rod (5) is equipped with lug (10), compression spring (6) are located between lug (10) and outer tube (2) top.

3. A sampling structure for detecting finished silicon powder as defined in claim 1, wherein: the clamping plate (11) is detachably connected to the support (1), and the outer sleeve (2) penetrates through the clamping plate (11) and is in threaded connection with the clamping plate.

4. A sampling structure for detecting finished silicon powder as defined in claim 3, wherein: the bracket (1) is provided with a perforation (12) matched with the clamping plate (11), and the clamping plate (11) is provided with a clamping protrusion (13) matched with the top of the perforation (12).

5. A sampling structure for detecting finished silicon powder as defined in claim 3, wherein: guide pipes (14) are symmetrically arranged on the upper side and the lower side of the clamping plate (11), and the outer sleeve (2) vertically moves up and down in the guide pipes (14).

6. A sampling structure for detecting finished silicon powder as defined in claim 1, wherein: a plurality of limit grooves (15) matched with the limit blocks (8) are formed in the side wall of the bottom of the outer sleeve (2).