CN220876816U

CN220876816U - Sampling device

Info

Publication number: CN220876816U
Application number: CN202322190833.6U
Authority: CN
Inventors: 柳石磊
Original assignee: Third Medical Center of PLA General Hospital
Current assignee: Third Medical Center of PLA General Hospital
Priority date: 2023-08-15
Filing date: 2023-08-15
Publication date: 2024-05-03
Anticipated expiration: 2033-08-15

Abstract

The utility model belongs to the technical field of medical instruments, and particularly relates to a sampling device, which comprises a sample bin, wherein a liquid injection part is slidingly connected to the inner side of the sample bin, a thread cylinder is fixedly connected to the bottom end of the liquid injection part, a drainage tube is connected to the inner side of the thread cylinder in a threaded manner, a round block is fixedly connected to the top end of the drainage tube, a sealing cover is connected to the outer side of the top end of the sample bin in a threaded manner, a blocking block is slidingly connected to the inner side of the sealing cover, a threaded hole is formed in the top end of the sealing cover, and a threaded rod is connected to the inner side of the threaded hole in a threaded manner; the cooperation of parts such as annotate liquid portion, drainage tube for medical personnel can prevent that solid particle from mixing in sample liquid to patient vomit in the filtration separation of solid particle after collecting patient vomit sample, to the chemical examination result causes the influence, and accomplish the inside outside discharge of drainage tube after filtering liquid sample can be fast, the medical personnel of being convenient for shift it to the detection ware from the sample storehouse inboard and carry out the chemical examination detection.

Description

Sampling device

Technical Field

The utility model belongs to the technical field of medical instruments, and particularly relates to a sampling device.

Background

The infectious diseases are diseases which are caused by invasion of external pathogens into human bodies and cause diseases or infections, when emergency treatment is carried out on patients suffering from the infectious diseases, when continuous and serious vomit occurs in the patients, blood occurs in vomit and is accompanied with high fever or long-term gastrointestinal symptoms, the vomit is collected and tested to be necessary, and by testing the collected vomit samples of the patients, doctors can be helped to quickly diagnose and treat the diseases of the patients, misdiagnosis and delay treatment are avoided, generally, vomit of the patients is mostly in a viscous solid-liquid mixed state, food residues of the patients are mixed in sample liquid during collection, the test results are easy to influence, and in addition, in order to ensure accurate and reliable test results, medical staff need to pour the collected samples into a test dish to test, and when the vomit of the patients is relatively viscous, the medical staff is inconvenient to transfer the vomit from a sample bottle to test.

Disclosure of utility model

The utility model provides a sampling device which has the characteristics of being capable of filtering and separating solid particles in vomit of a patient, and being convenient for medical staff to transfer a liquid sample after the filtering and separating from the inner side of a sample bin to a detection vessel for assay detection.

The utility model provides the following technical scheme: including the sample storehouse, the sample storehouse inboard is equipped with the filter disc, the inboard sliding connection of sample storehouse has notes liquid portion, annotate liquid portion bottom fixedly connected with screw thread section of thick bamboo, screw thread section of thick bamboo inboard threaded connection has the drainage tube, drainage tube top fixedly connected with circle piece, the outside threaded connection of sample storehouse top has sealed lid, the inboard sliding connection of sealed lid has the shutoff piece, threaded hole has been seted up on sealed lid top, threaded hole inboard threaded connection has the threaded rod, the threaded rod bottom with the shutoff piece rotates to be connected.

The sample bin is characterized in that a placing groove is formed in the top end of the sample bin, a supporting ring is fixedly connected to the side face of the filter disc, and the supporting ring is slidably connected to the inner side of the placing groove.

The sealing device comprises a sample bin, a sealing barrel, a screw thread barrel, a sealing groove and a sealing groove, wherein the sealing groove is formed in the top end of the liquid injection part, the sealing groove corresponds to the round block in position, the sealing barrel is fixedly connected to the bottom end of the sample bin, and the screw thread barrel is slidably connected to the inner side of the sealing barrel.

The drainage tube is characterized in that a drainage groove is formed in the drainage tube, a drainage hole is formed in the side face of the top end of the drainage tube, and the drainage groove is communicated with the drainage hole.

And the bottom end of the plugging block is provided with a yielding groove, and the yielding groove corresponds to the round block in position.

The beneficial effects of the utility model are as follows: through the cooperation of parts such as filter disc, notes liquid portion, drainage tube for medical personnel can prevent that solid particles such as food waste from mixing in sample liquid to patient vomit's filtration separation in the vomit sample after gathering, to the test result influence, and make the liquid sample after accomplishing filtration separation can outwards discharge from the drainage tube is inside fast, thereby can be convenient for medical personnel with it from sample storehouse inboard transfer to detect in the ware carry out the chemical examination detection.

None of the parts of the device are the same as or can be implemented using prior art.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is a schematic diagram of the motion state of the present utility model;

fig. 4 is an enlarged schematic view at a in fig. 3.

In the figure: 1. a sample bin; 11. a filter disc; 111. a placement groove; 112. a support ring; 12. a liquid injection part; 121. closing the groove; 13. a thread cylinder; 14. a sealing cylinder; 2. a drainage tube; 21. round blocks; 211. drainage grooves; 212. drainage holes; 3. sealing cover; 31. a block; 311. a relief groove; 32. a threaded hole; 33. a threaded rod.

Detailed Description

Referring to fig. 1-4, the present utility model provides the following technical solutions: including sample storehouse 1, sample storehouse 1 inboard is equipped with filter disc 11, and sample storehouse 1 inboard sliding connection has annotates liquid portion 12, annotates liquid portion 12 bottom fixedly connected with screw thread section of thick bamboo 13, and screw thread section of thick bamboo 13 inboard threaded connection has drainage tube 2, and drainage tube 2 top fixedly connected with circle piece 21, sample storehouse 1 top outside threaded connection has sealed lid 3, and sealed lid 3 inboard sliding connection has shutoff piece 31, and screw hole 32 has been seted up on sealed lid 3 top, and screw hole 32 inboard threaded connection has threaded rod 33, and threaded rod 33 bottom and shutoff piece 31 rotate to be connected.

In this embodiment: the outside of the top end of the sample bin 1 is provided with threads which are matched with the inside of the bottom end of the sealing cover 3, the sample bin 1 is matched with the sealing cover 3, collected vomit samples can be stored in a sealing way, the filter disc 11 is movably connected above the liquid injection part 12 and is used for filtering and separating solid particles such as food residues in vomit of patients, after the filtration is completed, the filtered liquid samples can flow to the upper part of the liquid injection part 12 through the filter disc 11 to be stored, the filter disc 11 and the solid particles contained in the inner side of the filter disc can be directly detached from the inside of the sample bin 1 together, the top end of the liquid injection part 12 is made of an elastic damping material, the side surface of the liquid injection part 12 is always tightly matched with the inner wall of the sample bin 1, when vomit of patients is collected, the liquid injection part 12 is pushed to be contacted with the filter disc 11 firstly, and after the vomit is spitted to the inner side of the filter disc 11 by patients, the sealing cover 3 is tightly sealed with the top end of the sample bin 1, then the screw thread cylinder 13 is pulled downwards to drive the liquid injection part 12 to slide downwards at the inner side of the sample bin 1, so that negative pressure can be formed inside the sample bin 1, vomit can be attracted to flow downwards through the filter disc 11 under the pressure difference and the negative pressure effect, solid particles in vomit can not pass through the filter disc 11, thus the filtration and separation of the solid particles in vomit of patients can be completed, the bottom end of the screw thread cylinder 13 is provided with a driving handle, medical staff can directly control the screw thread cylinder 13 to slide up and down through the driving handle, the outer side of the top end of the drainage tube 2 is provided with a rotating block, the medical staff can conveniently control the drainage tube 2 to rotate, the drainage tube 2 is mainly used for discharging liquid samples inside the sample bin 1 outwards, the bottom end of the drainage tube 2 can be temporarily sealed through elastic sealing plug during transportation or cold storage, the outside of drainage tube 2 is provided with the screw thread that is identical with screw thread section of thick bamboo 13 inboard, the setting of screw thread makes drainage tube 2 can slide from top to bottom in the inside of screw thread section of thick bamboo 13 at pivoted in-process, make drainage tube 2 can drive its top fixed connection's round piece 21 and carry out synchronous up-and-down motion, when round piece 21 slides to a certain distance in the upward direction, medical personnel can control the outside outflow of liquid vomit sample that accomplishes the filtration processing from drainage tube 2 inside through pushing up screw thread section of thick bamboo 13, the shutoff piece 31 is used for carrying out interim shutoff to sample storehouse 1 top, annotate liquid portion 12 and shutoff piece 31 cooperation, can extrude the inside of drainage tube 2 from sample storehouse 1 inboard with liquid vomit, make it can outwards discharge from sample storehouse 1 inboard fast, the both sides of shutoff piece 31 all are provided with the stopper, sealed lid 3 inner wall sets up the groove that can supply shutoff piece 31 both sides stopper vertical slip, under the limiting effect of stopper, the inside can only slide up-and-down at sealed lid 3, can't rotate, consequently, when rotating the threaded rod 33 that rotates the connection's with it is rotating from inside at the drainage tube 2, the screw thread 32 is used for carrying out interim shutoff to carry out shutoff to sample storehouse 1 top, can make the inside detection of sample position of the inside can be carried out the sample from the inside to the inside of sample storehouse 1, can make the inside can be moved down to sample storehouse 1 to the inside the sample 1 to the inside the test 1, can be convenient for measuring the inside of the threaded rod 31 to be moved down.

A placing groove 111 is formed in the top end of the sample bin 1, a supporting ring 112 is fixedly connected to the side face of the filter disc 11, and the supporting ring 112 is slidably connected to the inner side of the placing groove 111; the standing groove 111 provides the space of placing for the supporting ring 112, and the supporting ring 112 is then used for supporting and bear the weight of the filter disc 11 and the solid particles after the filtration of its inboard for the filter disc 11 can be placed in the top inboard of sample storehouse 1 through the supporting ring 112 of its outside, and the setting of standing groove 111 and supporting ring 112 makes medical personnel after the filtration is accomplished, can directly together be followed sample storehouse 1 inboard together with the solid particles that filter disc 11 and inboard held, and the medical personnel of being convenient for follow-up individual to liquid vomit sample of going forward examine.

The top end of the liquid injection part 12 is provided with a closed groove 121, the closed groove 121 corresponds to the round block 21 in position, the bottom end of the sample bin 1 is fixedly connected with a sealing cylinder 14, and a threaded cylinder 13 is slidably connected to the inner side of the sealing cylinder 14; the closed groove 121 on the top end of the liquid injection part 12 corresponds to the size of the round block 21, the closed groove 121 is responsible for providing a space for the vertical movement of the round block 21 to be abducted, when the round block 21 moves to be attached to the inner wall of the closed groove 121, the drainage tube 2 cannot be communicated with the inner side of the sample bin 1, at this time, medical staff drives the liquid injection part 12 to move downwards on the inner side of the sample bin 1 by pulling the thread cylinder 13 downwards, so that vomit liquid part borne by the filter disc 11 can be driven to pass through the filter disc 11 to flow downwards, after the plugging block 31 slides downwards to finish plugging the top end of the sample bin 1 and the placing groove 111, the medical staff controls the round block 21 to move upwards from the inner side of the closed groove 121 to a certain position by rotating the drainage tube 2, the drainage tube 2 is communicated with the inner side of the sample bin 1, at this time, the medical staff drives the liquid injection part 12 to extrude the liquid vomit sample by pushing the thread cylinder 13 upwards together with the plugging block 31, thereby the liquid vomit sample can be discharged outwards rapidly, the bottom of the sample bin 1 is provided with a mounting groove by pulling the thread cylinder 13 downwards, the sealing cylinder 14 is fixedly connected to the inner side of the sample bin 1, the inner side of the mounting groove of the sample bin 1 is provided with the thread cylinder 13, the sealing cylinder 14 can be prevented from leaking out of the thread cylinder 13 from the inner side of the sample bin 1, and the sealing cylinder 13 can slide along the thread 13 is prevented from flowing outwards, and the thread 13 is prevented from flowing down inside the whole channel 13, the sealing cylinder 13 is in the sealing cylinder 13, and the sealing channel is in the sealing channel 13 is in the sealing channel.

Drainage grooves 211 are formed in the drainage tube 2, drainage holes 212 are formed in the side face of the top end of the drainage tube 2, and the drainage grooves 211 are communicated with the drainage holes 212; the drainage groove 211 that the drainage tube 2 was inside to be offered the passageway of outside flow for liquid vomit sample, the drainage hole 212 is used for carrying the inboard liquid vomit sample of sample storehouse 1 to the drainage groove 211 inboard, after the shutoff piece 31 slides down and accomplishes the shutoff to sample storehouse 1 top and to standing groove 111, medical personnel control circle 21 through rotating drainage tube 2 and follow the inboard upward movement of closing groove 121 certain position, the drainage hole 212 can be followed screw thread section of thick bamboo 13 and upwards moved the intercommunication with sample storehouse 1, at this moment, medical personnel drive notes liquid portion 12 upward movement through upwards pushing screw thread section of thick bamboo 13, annotate liquid portion 12 and shutoff piece 31 and extrude the liquid vomit sample jointly, thereby make it outwards discharge fast through drainage tube 2.

The bottom end of the plugging block 31 is provided with a yielding groove 311, and the yielding groove 311 corresponds to the round block 21 in position; the yielding groove 311 formed at the bottom end of the plugging block 31 corresponds to the size of the round block 21, and the yielding groove 311 is responsible for providing a yielding space for the vertical movement of the round block 21, so that when the liquid injection part 12 moves upwards under the drive of the thread cylinder 13, the bonding with the bottom end of the plugging block 31 can be completed, and the collection of liquid vomit samples is completed.

The working principle and the using flow of the utility model are as follows: when in use, firstly, the sealing cover 3 is unscrewed from the top end of the sample bin 1, the filter disc 11 is placed at the inner side of the placing groove 111 through the supporting ring 112 on the side surface of the sealing cover, vomit can be collected at the moment, after the vomit is collected, medical staff can open the sealing cover 3 and detach the filter disc 11 and solid particles contained in the inner side of the filter disc 11 from the inner side of the sample bin 1 by screwing the sealing cover 3 at the top end of the sample bin 1 again and pulling the threaded cylinder 13 downwards to drive the liquid injection part 12 to slide downwards at the inner side of the sample bin 1, so that negative pressure is formed in the sample bin 1, vomit is sucked to flow downwards through the filter disc 11 under the effect of pressure difference and negative pressure, solid particles in the vomit cannot pass through the filter disc 11, and after the liquid injection part 12 moves downwards to the sample bin 1, the threaded rod 33 is rotated to drive the blocking block 31 to move to the inner side of the top end of the sample bin 1, the top end of the sample bin 1 and the placing groove 111 are blocked, then the sealing cover 3 is covered on the top end of the sample bin 1 again and is tightly screwed and sealed, the elastic blocking block is plugged into the bottom end of the drainage tube 2 to be temporarily blocked, the whole device can be sent to be refrigerated and detected, when a medical staff needs to transfer a liquid vomit sample stored in the inner side of the sample bin 1 to a detection vessel for detection, the medical staff firstly takes down the elastic blocking block plugged into the bottom end of the drainage tube 2, places the bottom end of the drainage tube 2 in the inner side of the detection vessel below, then drives the drainage tube 2 to rotate in the inner side of the threaded cylinder 13 through the rotating block arranged on the outer side of the drainage tube 2, so that the drainage tube 2 and the round block 21 can synchronously move upwards from the inner side of the sealing groove 121, and after the drainage hole 212 on the side of the drainage tube 2 is communicated with the sample bin 1, medical personnel push the notes liquid portion 12 upward movement through the drive of screw thread section of thick bamboo 13 bottom, annotate liquid portion 12 and shutoff piece 31 and extrude liquid vomitus sample jointly, can flow into the detection dish inboard through drainage hole 212 and drainage groove 211 downwards fast, through the cooperation of parts such as filter disc 11, annotate liquid portion 12, drainage tube 2, make medical personnel gather the back to patient vomitus sample, can be to patient vomitus in solid particle's filtration separation, prevent solid particles such as food residue can mix in the sample liquid, cause the influence to the test result, and make the liquid sample after accomplishing filtration separation can outwards discharge from drainage tube 2 is inside fast, thereby can be convenient for medical personnel shift it to the detection dish from sample storehouse 1 inboard to carry out the chemical examination and detect.

Claims

1. A sampling device comprising a sample compartment (1), characterized in that: the novel filter device is characterized in that a filter disc (11) is arranged on the inner side of the sample bin (1), a liquid injection part (12) is connected to the inner side of the sample bin (1) in a sliding mode, a threaded cylinder (13) is fixedly connected to the bottom end of the liquid injection part (12), a drainage tube (2) is connected to the inner side of the threaded cylinder (13) in a threaded mode, a round block (21) is fixedly connected to the top end of the drainage tube (2), a sealing cover (3) is connected to the outer side of the top end of the sample bin (1) in a threaded mode, a sealing block (31) is connected to the inner side of the sealing cover (3) in a sliding mode, a threaded hole (32) is formed in the top end of the sealing cover (3), a threaded rod (33) is connected to the inner side of the threaded hole (32) in a threaded mode, and the bottom end of the threaded rod (33) is connected to the sealing block (31) in a rotating mode.

2. A sampling device according to claim 1, wherein: the top end of the sample bin (1) is provided with a placing groove (111), the side surface of the filter disc (11) is fixedly connected with a supporting ring (112), and the supporting ring (112) is slidably connected to the inner side of the placing groove (111).

3. A sampling device according to claim 1, wherein: the utility model discloses a sample bin, including annotating liquid portion (12), sample bin (1), annotate liquid portion (12) top and seted up closed groove (121), closed groove (121) with circle piece (21) position is corresponding, sample bin (1) bottom fixedly connected with seal tube (14), screw thread section of thick bamboo (13) sliding connection in seal tube (14) inboard.

4. A sampling device according to claim 1, wherein: drainage groove (211) has been seted up to drainage tube (2) inside, drainage hole (212) have been seted up to drainage tube (2) top side, drainage groove (211) with drainage hole (212) are linked together.

5. A sampling device according to claim 1, wherein: and the bottom end of the plugging block (31) is provided with a yielding groove (311), and the yielding groove (311) corresponds to the round block (21).