WO2021057431A1 - Tige d'échantillonnage et boîte d'échantillonnage dotée de celle-ci - Google Patents

Tige d'échantillonnage et boîte d'échantillonnage dotée de celle-ci Download PDF

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Publication number
WO2021057431A1
WO2021057431A1 PCT/CN2020/113325 CN2020113325W WO2021057431A1 WO 2021057431 A1 WO2021057431 A1 WO 2021057431A1 CN 2020113325 W CN2020113325 W CN 2020113325W WO 2021057431 A1 WO2021057431 A1 WO 2021057431A1
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WO
WIPO (PCT)
Prior art keywords
sampling
rod
positioning
cup
protrusion
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PCT/CN2020/113325
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English (en)
Chinese (zh)
Inventor
刘奕彤
赖鸿基
陈永刚
张涛
庄威茅
Original Assignee
深圳碳云智能数字生命健康管理有限公司
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Publication of WO2021057431A1 publication Critical patent/WO2021057431A1/fr

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/10—Devices for withdrawing samples in the liquid or fluent state

Definitions

  • This application relates to the technical field of medical devices, and in particular to a sampling rod and a sampling box with the same.
  • samplers in related technologies are generally divided into stool samplers and urine samplers.
  • the stool samplers are used to sample stool, and the urine samplers are used to sample urine.
  • the stool sampler and the urine sampler in the related art usually directly transfer the sampler to the device to be tested by manual operation after sampling, which is not convenient for the staff to operate, and the operation method is unsanitary.
  • the main purpose of the present application is to provide a sampling rod and a sampling box with the sampling rod, so as to solve the technical problem of inconvenient operation of the sampling rod in the related art.
  • a sampling rod includes a main rod body and a sampling head, the sampling head is arranged on the main rod body, and the sampling head is used to contact the object to be sampled for sampling; wherein,
  • the main rod body is provided with a positioning part, and at least part of the positioning part is positioned and matched with the positioning structure of the to-be-connected piece, so that the main rod body is arranged on the to-be-connected piece.
  • the positioning portion includes a first positioning protrusion, and the first positioning protrusion is used to be clamped in the first positioning groove of the to-be-connected piece, so as to perform the sampling rod under the cooperation of the first positioning protrusion and the first positioning groove. Positioning.
  • first positioning protrusion is circumferentially arranged on the main rod body, and the first positioning protrusion is used to be clamped in the first positioning groove of the to-be-connected piece, so as to cooperate with the first positioning protrusion and the first positioning groove. Position the sampling rod axially.
  • a clamping structure is provided on the sampling rod, and the clamping structure is used for clamping and fitting with at least part of the sampling arm, so as to drive the sampling rod to move through the sampling arm.
  • the clamping structure is a clamping hole, and at least a part of the sampling arm is clamped into the clamping hole to drive the sampling rod to move.
  • the clamping hole includes a first hole and a second hole, the first hole and the second hole are communicated, and a clamping protrusion is provided at the connection between the first hole and the second hole, so that the sampling arm passes through the first hole. After one hole enters the second hole, the clamping piece of the sampling arm and the clamping protrusion are engaged with each other.
  • the sampling head includes a first sampling head, the first sampling head includes a liquid sampling housing, the liquid sampling housing encloses a liquid sampling cavity, and the liquid sampling cavity is provided with a liquid sampling port so that the sample to be sampled can pass through the liquid sampling port Into the liquid collection chamber.
  • the sampling head includes a second sampling head, and the second sampling head includes a sampling main rod and a sampling protrusion, and the sampling protrusion is arranged to protrude from the sampling main rod to sample the object to be sampled through the sampling protrusion.
  • a sampling box including: a main housing, the main housing enclosing a accommodating cavity; a sampling rod arranged on the main housing, the sampling rod is located in the accommodating cavity, the sampling rod is the above Sampling rod provided.
  • the sampling box further includes a first clamping protrusion, the first clamping protrusion is provided on the main housing, and the first clamping protrusion has a first fitting portion that is adapted to the outer wall of the sampling rod to When the sampling rod is arranged in the accommodating cavity, the sampling rod is positioned radially through the cooperation of the first fitting part and the sampling rod.
  • the sampling box further includes a sampling cup, the sampling cup is arranged opposite to the sampling rod, and the sampling cup is used for storing samples taken by the sampling rod.
  • the sampling box further includes a second positioning component, the second positioning component is arranged on the sampling cup, so that the sampling rod is in a storage position matched with the sampling cup through the second positioning component.
  • the second positioning assembly includes a second positioning groove, a second positioning protrusion is provided on the sampling rod, and the second positioning protrusion is clamped in the second positioning groove to connect the second positioning protrusion and the second positioning groove.
  • the sampling rod is in the storage position under the cooperation of.
  • sampling rod is also provided with a first sealing protrusion, and the first sealing protrusion is used for sealing with the inner wall of the sampling cup through interference fit.
  • the sampling cup includes a cup body and a guide sleeve.
  • the guide sleeve is arranged on the cup body and the cup body is used to store the sample; the guide sleeve is used to guide the sampling rod so that the sampling rod is set on the sampling rod under the action of the guide sleeve. On the cup.
  • the guide sleeve has a tapered section and a connecting section, the connecting section is used to connect with the cup body, the tapered section is connected with the connecting section, and the guide cross-sectional area of the tapered section gradually decreases along the extending direction of the guide sleeve to the cup body , So that the sampling rod and the sampling cup are matched under the guidance of the tapered section.
  • a third positioning groove is provided on the guide sleeve, a third positioning protrusion is provided on the cup body, and the third positioning protrusion is clamped in the third positioning groove to pass through the third positioning protrusion and the third positioning groove.
  • the matching of the guide sleeve is sleeved on the cup body.
  • the guide sleeve is also provided with a fourth positioning protrusion, the fourth positioning protrusion protruding from the side wall of the guide sleeve is arranged, so that when the guide sleeve is sleeved on the cup body, the fourth positioning protrusion and the cup body The ends are abutted and positioned.
  • a second sealing protrusion is also provided on the cup body, and the second sealing protrusion is used for sealing with the inner wall of the guide sleeve through interference fit.
  • the sampling cup further includes a sealing member, the cup body has a first opening and a second opening opposite to each other; the first opening of the cup body is provided with a sealing member, and the sealing member covers the first opening to seal the first opening; And/or, the second opening of the cup body is provided with a sealing element, and the sealing element is arranged to cover the second opening to seal the second opening.
  • the sampling box further includes a third positioning component, the third positioning component is arranged on the main housing, and the third positioning component is used for positioning the sampling cup so that the sampling cup is fixed on the main housing.
  • the third positioning component includes a fourth positioning groove, a fifth positioning protrusion is circumferentially provided on the sampling cup, and the fifth positioning protrusion is clamped in the fourth positioning groove so that the fifth positioning protrusion and the fourth positioning protrusion
  • the sampling cup is positioned axially under the cooperation of the positioning groove.
  • the third positioning assembly further includes a second clamping protrusion, and the second clamping protrusion has a second fitting part that is adapted to the outer wall of the sampling cup, so that when the sampling cup is set in the accommodating cavity, it passes through the The two fitting parts cooperate with the sampling cup to radially position the sampling cup.
  • the cup body has a first end and a second end that are opposed to each other, the second end is located on the side of the first end away from the guide sleeve, the main housing is provided with a sampling hole, and the sampling hole is opposite to the second end of the cup body It is set to sample the sample in the cup through the sampling hole.
  • sampling rods there are multiple sampling rods, and the multiple sampling rods are arranged on the main housing at intervals; there are multiple sampling cups, and the multiple sampling cups are arranged in a one-to-one correspondence with the multiple sampling rods, and each sampling cup is associated with a corresponding sampling rod. Corresponding settings.
  • the main rod body can be conveniently arranged on the part to be connected.
  • the staff can move the sampling rod through the to-be-connected part during operation, avoiding direct contact between the staff and the main rod body, thereby improving the sanitation of the operation and facilitating better operation by the staff. Therefore, the technical solution provided by the present application can solve the technical problem of the inconvenient operation of the sampling rod in the related art.
  • Figure 1 shows a schematic structural diagram of a sampling box provided according to an embodiment of the present application
  • Figure 2 shows a schematic structural diagram of a main housing provided according to an embodiment of the present application
  • Figure 3 shows a front view of a main housing provided according to an embodiment of the present application
  • Figure 4 shows a schematic structural diagram of a sampling rod with a first sampling head according to an embodiment of the present application
  • Fig. 5 shows a schematic structural diagram of a sampling rod with a second sampling head according to an embodiment of the present application
  • Figure 6 shows a cross-sectional view of Figure 5
  • Fig. 7 shows a schematic structural diagram of a sampling cup provided according to an embodiment of the present application.
  • Fig. 8 shows a schematic structural diagram of a guide sleeve provided according to an embodiment of the present application.
  • Fig. 9 shows a schematic structural diagram of a cup provided according to an embodiment of the present application.
  • an embodiment of the present application provides a sampling rod.
  • the sampling rod includes a main rod body 211 and a sampling head.
  • the sampling head is arranged on the main rod body 211.
  • the sampling head is used to contact the object to be sampled. Take a sample.
  • the main rod 211 is provided with a positioning part, and at least part of the positioning part is positioned and matched with the positioning structure of the part to be connected, so that the main rod 211 is arranged on the part to be connected.
  • the part to be connected may be the main housing 10, and at least part of the positioning portion is clamped on the positioning structure of the main housing 10. In this way, the transfer of the sampling rod can be completed by operating the main housing 10, which improves Improve the hygiene of the operation.
  • the main rod body 211 is provided with a positioning part, and at least part of the positioning part is clamped on the positioning structure of the part to be connected, so that the main rod body 211 can be conveniently arranged on the part to be connected.
  • the staff does not need to directly operate the sampling rod, and can transfer the sampling rod through the connecting piece, thus avoiding the possibility of germ infection caused by the direct contact of the sample on the sampling rod with the human body, and improving the operation Hygiene, convenient for the staff to operate better. Therefore, the sampling rod provided by the embodiment of the present application can facilitate the operation of the staff and improve the convenience of the operation.
  • At least part of the positioning portion is clamped or plugged into the positioning structure of the piece to be connected.
  • the positioning portion includes a first positioning protrusion 214, and the first positioning protrusion 214 is used to be clamped in the first positioning groove 31 of the to-be-connected component, so as to connect the first positioning protrusion 214 and the first positioning protrusion
  • the sampling rod is positioned with the cooperation of the positioning slot 31.
  • the first positioning protrusion 214 is circumferentially arranged on the main rod body, and the first positioning protrusion 214 is used to be clamped in the first positioning groove 31 of the to-be-connected component, so that the first positioning protrusion 214 214 coordinates with the first positioning groove 31 to axially position the sampling rod.
  • the positioning stability of the axial positioning can be further improved by the cooperation of the first positioning protrusion 214 and the first positioning groove 31 provided in the circumferential direction, so that the sampling rod can be stably set on the part to be connected. Above, the stability of operation and connection is further improved.
  • a clamping structure is provided on the sampling rod, and the clamping structure is used for clamping and fitting with at least part of the sampling arm, so as to drive the sampling rod to move through the sampling arm.
  • the snap connection structure can be a snap hook snap connection, a snap hole snap connection, and the like.
  • the clamping structure is a clamping hole 217, and at least part of the sampling arm is clamped into the clamping hole 217 to drive the sampling rod to move.
  • the end of the sampling arm is clamped into the clamping hole 217, so that the sampling arm and the sampling rod are stably connected together, so that the sampling arm can stably drive the sampling rod to move for sampling, avoiding the sampling process
  • the possibility of separation between the middle sampling arm and the sampling rod ensures the stability of the sampling action.
  • the clamping hole 217 includes a first hole 2171 and a second hole 2172.
  • the first hole 2171 and the second hole 2172 are connected to each other, and the first hole 2171 and the second hole 2172 extend in the same direction.
  • a clamping protrusion 2173 is provided at the connection between the first hole 2171 and the second hole 2172, so that after the sampling arm passes through the first hole 2171 and enters the second hole 2172, the clamping piece of the sampling arm is connected to the clamping
  • the protrusion 2173 performs snap-fitting.
  • the clamping member here may be an elastic clamping member, and the elastic clamping member is in a clamping fit with the clamping protrusion 2173, which can further improve the stability of the clamping, so that the sampling arm and the sampling rod can be stably connected together. Better improve the stability of sampling.
  • the sampling head includes a first sampling head 212
  • the first sampling head 212 includes a liquid sampling housing 2121
  • the liquid sampling housing 2121 encloses a liquid sampling cavity
  • the liquid sampling cavity is provided with a liquid sampling port 2122, So that the sample to be sampled enters the liquid sampling cavity through the liquid sampling port 2122.
  • the sampling head includes a second sampling head 213.
  • the second sampling head 213 includes a sampling main rod 2131 and a sampling protrusion 2132.
  • the sampling protrusion 2132 protrudes from the sampling main rod 2131 to pass through the sampling protrusion 2132. Sampling the object to be sampled.
  • the sampling protrusion 2132 contacts the sample to be sampled and takes away part of the sample to be sampled, thereby completing Sampling of feces.
  • sampling box includes a main housing 10 and a sampling rod 21, and the main housing 10 encloses an accommodating cavity.
  • the sampling rod 21 is arranged on the main housing 10, the sampling rod 21 is located in the accommodating cavity, and the sampling rod 21 is the sampling rod 21 provided in the above-mentioned embodiment.
  • the sampling rod 21 can be conveniently arranged in the main housing 10, and the sampling rod 21 can be transferred by operating the main housing 10, which improves the convenience and sanitation of the operation, and facilitates the operation of the staff.
  • the sampling box includes a main casing 10 and a sampling portion 20, and the main casing 10 encloses an accommodating cavity.
  • the sampling portion 20 is used for sampling and storing the sample to be sampled.
  • multiple sampling parts 20 can sample a variety of sample objects, which solves the technical problem of a single sampling box storage by a sampler in the related art, and improves the collection and storage of the sampling box. ability.
  • the sampling part 20 includes a sampling rod 21 and a sampling cup 22, and the sampling rod 21 is arranged opposite to the sampling cup 22.
  • the sampling rod 21 is used for sampling the object to be sampled
  • the sampling cup 22 is used for sealing and storing the sample taken by the sampling rod 21.
  • the sampling rod 21 includes a main rod body 211 and a sampling head, the sampling head is arranged on the main rod body 211, and the sampling head is used to contact the object to be sampled for sampling.
  • the sampling box also includes a positioning component, and at least part of the positioning component is used to abut the main rod 211 to position the main rod 211 through the positioning component.
  • the positioning assembly includes a first positioning assembly 30, the first positioning assembly 30 is arranged on the main housing 10, and the first positioning assembly 30 is spaced apart from the sampling cup 22, so that the first positioning assembly 30 enables The sampling rod 21 is in a position to be sampled away from the sampling cup 22.
  • the first positioning assembly 30 includes a first positioning groove 31, a first positioning protrusion 214 is circumferentially provided on the sampling rod 21, and the first positioning protrusion 214 is clamped in the first positioning groove 31 , In order to axially position the sampling rod 21 under the cooperation of the first positioning protrusion 214 and the first positioning groove 31.
  • the first positioning groove 31 in this embodiment includes a first positioning groove 31 section and a second positioning groove 41 section.
  • the first positioning groove 31 section and the second positioning groove 41 section are arranged opposite to each other, and the first positioning groove 31 section It is arranged at intervals from the section 41 of the second positioning groove, and the first positioning protrusion 214 is clamped in the section 31 of the first positioning groove and the section 41 of the second positioning groove.
  • the first positioning assembly 30 further includes a first clamping protrusion 32, the first clamping protrusion 32 has a first fitting part that is adapted to the outer wall of the sampling rod 21, so as to When the rod 21 is arranged in the accommodating cavity, the sampling rod 21 is positioned radially through the cooperation of the first affixing part and the sampling rod 21.
  • there may be two first engaging protrusions 32 the two first engaging protrusions 32 are arranged opposite to each other, and the two first engaging protrusions 32 are arranged at intervals so that the two first engaging protrusions 32 are spaced apart.
  • the fitting part and the sampling rod 21 can better position the sampling rod 21 in the radial direction.
  • the first bonding portion has a first bonding surface, the first bonding surface is matched with the outer wall of the sampling rod 21, and the first bonding surface is arranged to fit the outer wall of the sampling rod 21.
  • the outer wall of the sampling rod 21 may be an arc-shaped wall surface
  • the first fitting surface may be an arc-shaped fitting surface adapted to the arc-shaped wall surface
  • the arc-shaped fitting surface is attached to the arc-shaped wall surface to face the sampling rod 21 Perform radial positioning.
  • the positioning assembly further includes a second positioning assembly 40, the second positioning assembly 40 is arranged on the sampling cup 22, so that the sampling rod 21 is in a storage position that matches with the sampling cup 22 through the second positioning assembly 40 .
  • the second positioning assembly 40 includes a second positioning groove 41, a second positioning protrusion 215 is provided on the sampling rod 21, and the second positioning protrusion 215 is clamped in the second positioning groove 41 to Under the cooperation of the second positioning protrusion 215 and the second positioning groove 41, the sampling rod 21 is in the storage position.
  • the second positioning groove 41 in this embodiment includes a section 2223 of a third positioning groove and a section 51 of a fourth positioning groove, a section of the third positioning groove 2223 and a section 51 of the fourth positioning groove are disposed oppositely, and a section of the third positioning groove 2223 is opposite to each other.
  • the second positioning protrusion 215 is clamped in the section 2223 of the third positioning groove and section 51 of the fourth positioning groove to more stably set the sampling rod 21 on the sampling cup 22.
  • a first sealing protrusion 216 is further provided on the sampling rod 21, and the first sealing protrusion 216 is used for sealing with the inner wall of the sampling cup 22 through interference fit. .
  • the sampling cup 22 can be better sealed, and the sampled object can be prevented from leaking from the gap between the sampling rod 21 and the sampling cup 22.
  • the first sampling head 212 since the first sampling head 212 has a liquid sampling housing 2121, the first sampling head 212 does not need to be sealed. In this way, the sampling corresponding to the sampling rod 21 with the first sampling head 212 The cup 22 does not need to be provided with a sealing structure.
  • a first sealing protrusion 216 may be provided on the sampling cup 22 corresponding to the second sampling head 213 to facilitate passage through the sampling cup 22. Save the feces.
  • the sampling cup 22 includes a cup body 221 and a guide sleeve 222.
  • the guide sleeve 222 is disposed on the cup body 221, and the cup body 221 is used to store the sample.
  • the guide sleeve 222 is used to guide the sampling rod 21, so that the sampling rod 21 is set on the sampling cup 22 under the action of the guide sleeve 222.
  • the guide sleeve 222 in another specific embodiment has a tapered section 2221 and a connecting section 2222.
  • the connecting section 2222 is used to connect with the cup body 221, and the tapered section 2221 is connected with the connecting section 2222.
  • the guide cross-sectional area of the tapered section 2221 is gradually reduced, so that the sampling rod 21 and the sampling cup 22 can be matched under the guidance of the tapered section 2221.
  • a third positioning groove 2223 is provided on the guide sleeve 222, a third positioning protrusion 2211 is provided on the cup body 221, and the third positioning protrusion 2211 is clamped in the third positioning groove 2223.
  • the guide sleeve 222 is sleeved on the cup body 221 through the cooperation of the third positioning protrusion 2211 and the third positioning groove 2223.
  • the third positioning groove 2223 in this embodiment is an annular groove
  • the third positioning protrusion 2211 is an annular protrusion
  • the annular protrusion is clamped in the annular groove to improve the stability of the connection between the guide sleeve 222 and the cup body 221 Sex.
  • a fourth positioning protrusion 2224 is further provided on the guide sleeve 222, and the fourth positioning protrusion 2224 protrudes from the guide sleeve 222.
  • the side wall of the sleeve 222 is arranged so that when the guide sleeve 222 is sleeved on the cup body 221, the fourth positioning protrusion 2224 is positioned to abut against the end of the cup body 221.
  • the guide sleeve 222 can be more stably arranged on the cup body 221 and avoid positional deviation between the guide sleeve 222 and the cup body 221 during use.
  • a second sealing protrusion 2212 is further provided on the cup body 221 in another specific embodiment, and the second sealing protrusion 2212 is used to pass through the inner wall of the guide sleeve 222. Proper fit for sealing.
  • the sampling cup 22 further includes a sealing member 223, and the cup body 221 has a first opening and a second opening opposite to each other.
  • a sealing member 223 may be provided at the first opening of the cup body 221, and the sealing member 223 may cover the first opening to seal the first opening; or, a sealing member 223 may be provided at the second opening of the cup body 221, and the sealing member 223 may be provided.
  • the second opening is covered to seal the second opening; or, the first opening of the cup 221 is provided with a sealing member 223, and the sealing member 223 covers the first opening to seal the first opening, and at the same time, the cup 221 A sealing member 223 is provided on the second opening of the second opening, and the sealing member 223 is provided to cover the second opening to seal the second opening.
  • a sealing member 223 is provided on the first opening of the cup body 221, and the sealing member 223 is provided to cover the first opening to seal the first opening, and at the same time, the first opening of the cup body 221
  • the second opening is provided with a sealing member 223, and the sealing member 223 is arranged to cover the second opening to seal the second opening.
  • the sealing member 223 may be a sealing film.
  • the sealing film is aluminum foil.
  • the main housing 10 and the sampling cup 22 may be an integral structure, so that it is easy to manufacture and there is no need to position the sampling cup 22.
  • the sampling box in another specific embodiment further includes a third positioning component 50.
  • the third positioning component 50 is disposed on the main housing 10, and the third positioning component 50 is used to position the sampling cup 22 so that the sampling cup 22 is fixed on the main housing 10.
  • the third positioning component 50 includes a fourth positioning groove 51, a fifth positioning protrusion 224 is circumferentially provided on the sampling cup 22, and the fifth positioning protrusion 224 is clamped in the fourth positioning groove 51 , To position the sampling cup 22 axially under the cooperation of the fifth positioning protrusion 224 and the fourth positioning groove 51.
  • the fourth positioning groove 51 in this embodiment includes a fifth positioning groove section and a sixth positioning groove section. The fifth positioning groove section and the sixth positioning groove section are arranged opposite to each other, and the fifth positioning groove section and the sixth positioning groove section are arranged opposite to each other. The sections are arranged at intervals to position the fifth positioning protrusion 224 under the action of the fifth positioning groove section and the sixth positioning groove section, so that the sampling cup 22 is stably set on the main housing 10.
  • the third positioning assembly 50 in another specific embodiment further includes a second clamping protrusion 52.
  • the second snap-fit protrusion 52 has a second fitting part that is adapted to the outer wall of the sampling cup 22, so that when the sampling cup 22 is set in the accommodating cavity, the second fitting part and the sampling cup 22 cooperate to perform sampling
  • the cup 22 is positioned radially.
  • there are two second engaging protrusions 52 in this embodiment the two second engaging protrusions 52 are arranged opposite to each other, and the two second engaging protrusions 52 are spaced apart so as to place them on the two second stickers.
  • the joint part and the sampling rod 21 can better position the sampling rod 21 in the radial direction.
  • the cup body 221 has a first end and a second end opposite to each other.
  • the second end is located on the side of the first end away from the guide sleeve 222.
  • the main housing 10 is provided with a sampling hole 11 for sampling.
  • the hole 11 is arranged opposite to the second end of the cup body 221, so that the sample in the cup body 221 can be sampled again through the sampling hole 11.
  • the second end is provided with aluminum foil
  • the sample in the cup 221 can be sampled again by an external sampling device.
  • the external sampling device pierces the aluminum foil at the second end after passing through the sampling hole 11, Subsequently, the excrement in the cup 221 can be directly extracted by the sampling device.
  • sampling does not need to open the sampling box and take out the sampling rod 21 and the sampling cup 22 to obtain the sample, which avoids complicated manual operations, reduces the possibility of direct contact between the human body and excrement, and improves the convenience of operation. Ensure the sanitation of the operation.
  • sampling rods 21 there are multiple sampling rods 21, the multiple sampling rods 21 are arranged on the main housing 10 at intervals, the sampling cups 22 are multiple, and the multiple sampling cups 22 correspond to the multiple sampling rods 21 one-to-one.
  • Each sampling cup 22 is set correspondingly to the corresponding sampling rod 21.
  • the sampling rod 21 and the sampling cup 22 form a sampling part 20.
  • the sampling box provided in this embodiment can facilitate sampling of different objects to be sampled (herein mainly refers to urine and feces) , Easy to operate, but also to ensure the effectiveness of the sample.
  • the main rod body can be conveniently arranged on the part to be connected.
  • the staff can move the sampling rod through the to-be-connected part during operation, avoiding direct contact between the staff and the main rod body, thereby improving the sanitation of the operation and facilitating better operation by the staff.

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  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Sampling And Sample Adjustment (AREA)

Abstract

La présente invention concerne une tige d'échantillonnage et une boîte d'échantillonnage dotée de celle-ci. La tige d'échantillonnage comprend un corps de tige principal et une tête d'échantillonnage, la tête d'échantillonnage est disposée sur le corps de tige principal et la tête d'échantillonnage est utilisée pour établir un contact avec un objet à échantillonner de façon à effectuer un échantillonnage, une partie de positionnement étant disposée sur le corps de tige principal et au moins une partie de la partie de positionnement est en ajustement de positionnement avec une structure de positionnement d'un élément à raccorder, de telle sorte que le corps de tige principal est disposé sur l'élément à raccorder. La solution technique fournie dans la présente invention peut résoudre le problème technique du fonctionnement non pratique d'une tige d'échantillonnage dans l'état de la technique.
PCT/CN2020/113325 2019-09-26 2020-09-03 Tige d'échantillonnage et boîte d'échantillonnage dotée de celle-ci WO2021057431A1 (fr)

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CN201910919540.2A CN110530676A (zh) 2019-09-26 2019-09-26 采样杆及具有其的采样盒
CN201910919540.2 2019-09-26

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Publication number Priority date Publication date Assignee Title
CN110530676A (zh) * 2019-09-26 2019-12-03 深圳碳云智能数字生命健康管理有限公司 采样杆及具有其的采样盒

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