CN210690588U - Collection cavity - Google Patents

Abstract

The utility model discloses a collecting cavity, which comprises a first cavity for collecting samples, wherein the first cavity comprises an opening which can be communicated with the other cavity, and the first cavity also comprises a first connecting channel which can be communicated with a cavity for collecting secondary confirmation detection samples; the first chamber further comprises a flap capable of closing the opening. The collecting cavity of the utility model can collect the sample for secondary detection while collecting the detection sample, and is simple and fast; the detection of the sample and the collection of the sample for secondary confirmation detection are not influenced mutually, and the sample in the collection cavity is not easy to be polluted; and the utility model discloses a collection chamber can control the sample size that flows into detection area, and control mode is simple, easy to operate.

Description

Collection cavity

Technical Field

The utility model particularly relates to a collect chamber.

Background

Currently, a large number of test devices for detecting whether a sample contains an analyte are used in hospitals or homes, and these test devices for rapid diagnosis include one or more test reagent strips, such as an early pregnancy test, a drug abuse test, and the like. The rapid diagnosis test device is convenient, and can obtain the test result on the test reagent strip within one minute or at most ten minutes.

Drug detection is widely applied and is commonly used in drug-resistant departments, public security bureaus, drug rehabilitation centers, physical examination centers, national soldier physical examination places and other institutions. The drug detection urine cup has various drug detection types and frequent times, and has a huge market demand, and after the drug detection urine cup on the market finishes detection, the sample in the urine cup is polluted by the detection reagent and cannot be continuously used for secondary confirmation detection, for example, as described in U.S. patent 7300633.

A detection device for quick diagnosis all contains the collection chamber usually for collect the sample, collect the sample after, detect the back of accomplishing, because structural design is unreasonable, be unfavorable for the collection to be used for the secondary to confirm to detect the sample or appear the weeping phenomenon or collect the sample in the chamber and receive the pollution easily in the collection process.

The collection cavity can not control the sample amount flowing into the detection area generally, and some collection cavities can control the sample amount, but the control mode is complex and the operation is complicated.

In view of the above technical problems, it is desirable to improve the above and provide an alternative way to overcome the shortcomings of the conventional technologies.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a collection chamber is provided.

The utility model provides a technical scheme that above-mentioned technical problem adopted is:

a collection chamber comprising a first chamber for collecting a sample, the first chamber comprising an opening capable of communicating with another chamber, where the other chamber may be a second chamber for detection or another chamber; the first cavity further comprises a first connecting channel which can be communicated with the cavity for collecting the secondary confirmation detection sample; the first chamber further comprises a flap capable of closing the opening. In some preferred modes, the first cavity can be communicated with the second cavity for detection through the opening, and after the first cavity is communicated with the second cavity, the second cavity can obtain the liquid sample from the first cavity through the opening. In some preferred modes, the opening can be closed, and after the opening is closed, the communication between the first cavity and the other cavity is cut off, so that the liquid sample cannot be transferred. In some preferred modes, after the first connecting channel is communicated with the cavity for collecting the secondary confirmation detection sample, the cavity for collecting the secondary confirmation detection sample can obtain a liquid sample from the first cavity, and the liquid sample can be transferred through the first connecting channel; in some preferred modes, the first connecting channel can be closed, and after the first connecting channel is closed, the first cavity is separated from the cavity for collecting the secondary confirmation test sample, and the cavity for collecting the secondary confirmation test sample cannot obtain the liquid sample from the first cavity. In some preferred modes, the baffle can move under the action of external force, and the opening can be opened or closed.

Further, the opening is located at a side of the first cavity.

Furthermore, the first connecting channel is positioned at the bottom of the first cavity, so that the collection of the sample for secondary confirmation detection is facilitated; so when making when first chamber is collected liquid sample, can collect the sample that is used for the secondary to confirm the detection simultaneously, because first connecting channel is located the different side in first chamber with the opening, the opening can be sealed for the detection of sample and collection are used for the secondary to confirm the sample that detects and do not influence each other, and the sample in the collection chamber is difficult to receive the pollution.

Further, the first connecting channel protrudes out of the bottom surface of the first cavity, so that the first cavity is communicated with the cavity for collecting the secondary confirmation detection sample. Further, the first connecting passage is a cylindrical passage, which facilitates the connection of the two.

Further, a sliding groove is formed in the first cavity, and the blocking piece can move in the sliding groove. In some preferred modes, the sliding groove is fixedly connected inside the first cavity, in some preferred modes, the upper end of the sliding groove is provided with an inlet, the baffle plate can be inserted into the sliding groove from the inlet and further can move in the sliding groove, in some preferred modes, the surface of the baffle plate is adhered with a sealing material made of soft rubber, and the surface of the baffle plate refers to the surface, close to the opening, of the baffle plate when the baffle plate is inserted into the sliding groove; this can seal the opening better and block the communication between the first chamber and the other chamber.

Further, the chute comprises two first clamping plates. In some preferred modes, the two first clamping plates are symmetrically arranged.

Further, first grip block includes linkage segment and centre gripping section, and the linkage segment is connected on the inner wall in first chamber, and the centre gripping section is connected with the linkage segment, and the centre gripping section is used for grasping the separation blade, makes to be in fixed state, and when external force acted on the separation blade, allowed the separation blade to slide on its inner wall, avoided the separation blade to incline left or right, can not seal the opening betterly.

Further, the upper end of the clamping section is bent inwards. In some preferred modes, the upper end of the clamping section is bent inwards, and the upper end and the lower end of the clamping section are perpendicular to each other, so that the blocking piece can be fixed more stably; in some preferred modes, the blocking piece is inserted into the sliding groove, and the blocking piece is parallel to the second cavity and the opening, so that the blocking piece can better seal the opening and block the communication between the first cavity and the other cavity.

The support side wall is connected with the side wall of the first cavity and can support the first cavity; in some preferred forms, the support side wall is an arcuate side wall; in some preferred forms, the bottom of the supporting side wall is horizontal, so that the supporting side wall can be horizontally placed on a horizontal plane; in some preferred modes, the supporting side wall does not completely surround the periphery of the first connecting channel, but is provided with a notch, so that a user can conveniently install or disassemble a cavity for collecting the secondary confirmation detection sample.

Further, the device also comprises a fourth cavity for collecting the secondary confirmation detection sample, wherein the fourth cavity can be communicated with the first cavity to realize the transfer of the liquid sample; the fourth chamber has a second connecting passage, and the fourth chamber is communicated with the first chamber through the second connecting passage. In some preferred modes, the second connecting channel protrudes out of the fourth cavity, and in some preferred modes, the second connecting channel can be detachably connected with the first connecting channel, so that the fourth cavity is convenient to install and remove; the second connecting channel can be connected with the first connecting channel through clamping, sleeving connection or threaded connection, in some preferred modes, the first connecting channel is also a cylindrical channel, the second connecting channel is also a cylindrical channel, and the second connecting channel can be sleeved outside the first connecting channel. In some preferred modes, the diameter of the second connecting channel is larger than that of the first connecting channel, and the second connecting channel can be sleeved outside the first connecting channel; therefore, the liquid sample in the first connecting channel can completely enter the second connecting channel and then flows into the fourth cavity, and the liquid sample cannot leak out.

The utility model has the advantages that:

(1) the collecting cavity of the utility model can collect the sample for secondary detection while collecting the detection sample, and is simple and fast; the design of the collecting cavity structure of the utility model ensures that the detection of the sample and the collection of the sample for secondary confirmation detection are not influenced mutually, and the sample in the collecting cavity is not easy to be polluted; in the collecting process, the liquid leakage phenomenon can not occur.

(2) The utility model discloses a collection chamber can control the sample size that flows into detection area, and control mode is simple moreover, easy to operate.

Drawings

Figure 1 is an exploded view of the inventive device (with the second chamber on the left).

Fig. 2 is an exploded view of the device of the present invention in another state (wherein the second chamber is on the right side).

Fig. 3 is a schematic structural view of the first bottle cap.

Fig. 4 is a schematic structural view of the first bottle cap and the cap body in a separated state.

Fig. 5 is a schematic structural view of the cover body and the first connecting member connected together.

Fig. 6 is a schematic structural view of the first connecting member in a separated state from the blocking member.

FIG. 7 is a schematic view of the construction of the insert (showing the construction of the third chamber).

FIG. 8 is a schematic view of the construction of a patch (showing the construction of the test element placement area).

FIG. 9 is a front view of the insert.

Fig. 10 is a schematic structural view of the baffle plate.

Fig. 11 is a schematic view showing a structure in which the shutter is not inserted into the chute (showing the structure of the chute).

Fig. 12 is a schematic structural view of the shutter insertion chute.

Fig. 13 is a schematic structural view of the detection device when the cover is in the open state.

Fig. 14 is a longitudinal sectional view of fig. 13 (with the cover hidden).

Fig. 15 is a schematic view of the longitudinal section of fig. 13 (with the cover removed).

Fig. 16 is a schematic view of the structure of the shutter when it is fully inserted into the chute.

FIG. 17 is a longitudinal cross-sectional view of the test device with the cover fully covering the first chamber.

FIG. 18 is a schematic view of the detection apparatus after being longitudinally cut open when the cover completely covers the first cavity (the cover and the cup are partially hidden).

FIG. 19 is a schematic structural diagram of the detecting device when the cover completely covers the first cavity.

Fig. 20 is a schematic structural view showing the first cap and the cover in a separated state after the sample detection is completed, and the fourth cavity and the first cavity are in a separated state at the same time.

Fig. 21 is a schematic structural view of the fourth chamber in a closed state.

Detailed Description

The following detailed description of the embodiments of the present invention is provided in connection with the accompanying drawings, and it should be noted that the embodiments are only specific illustrations of the present invention, and should not be construed as limitations of the present invention.

Reference is made to the accompanying figures 1-21 for a specific embodiment.

As shown in fig. 1-2 and 14-15, a detection device comprises a first cavity 1 for collection and a second cavity for detection, wherein a detection element is arranged in the second cavity, the first cavity 1 and the second cavity can be sealed and communicated, and the detection device further comprises a third cavity for sample quantification, the third cavity can quantitatively transfer a sample from the first cavity 1 to the second cavity, and the detection device further comprises a baffle plate 90, and the baffle plate 90 can separate the communication between the first cavity 1 and the third cavity. In some preferred modes, the first cavity 1, the second cavity and the third cavity can be communicated with each other, and when the two cavities are communicated, the liquid sample can be transferred between the two cavities; as shown in fig. 14-15, when the first chamber 1 is capable of transferring the liquid sample to the third chamber, as shown in fig. 17-18, when the third chamber is capable of transferring an amount of the liquid sample to the second chamber; in some preferred embodiments, the second chamber is on the same side of the first chamber 1 as the third chamber, as shown in FIGS. 14-15, which facilitates the transfer of the liquid sample from the third chamber to the second chamber. In some preferred forms, as shown in fig. 13-16, the second chamber is located adjacent to the first chamber 1 and the second chamber is located to one side of the first chamber 1. In some preferred embodiments, as shown in FIGS. 14-15, the third chamber is located within the second chamber, which facilitates transfer of the liquid sample from the third chamber to the second chamber.

As shown in fig. 1-2, in this embodiment, the detection device includes a cover 7 and a cup body, the cup body includes a first cavity 1, a second cavity and a third cavity, the cover 7 can cover the first cavity 1, the cover 7 is connected to the first cavity 1 through a thread, in other embodiments, the cover 7 and the first cavity 1 may be connected by a snap connection or other connection methods; the second chamber is adjacent to the first chamber 1, the second chamber is located one side of the first chamber 1, the third chamber is located inside the second chamber, the second intracavity is provided with a detection element, the first chamber 1, can be communicated or sealed between the third chamber, the first chamber 1, can be communicated or sealed between the second chamber, can be communicated or sealed between the third chamber, when being communicated between the first chamber 1 and the third chamber, the first chamber 1 can transfer the liquid sample to the third chamber, when the second chamber, when being communicated between the third chamber, the third chamber can transfer a certain amount of liquid sample to the second chamber, can realize the quantitative transfer of the liquid sample.

In some preferred modes, as shown in fig. 1-2, the second cavity includes a second cavity 2 and a bottom base 20, the bottom base 20 can receive a liquid sample transferred from the third cavity to the second cavity, in this embodiment, the bottom base 20 and the second cavity 2 are connected by welding, in other preferred modes, the bottom base 20 and the second cavity 2 can also be connected by other modes, such as adhesion, clamping, and the like, after the second cavity 2 and the bottom base 20 are fixedly connected into a whole, there is no liquid leakage, in some preferred modes, the second cavity 2 is obliquely arranged, the bottom base 20 is also obliquely arranged, the oblique angles of the bottom base 20 and the second cavity 2 are the same, but the bottom surface of the bottom base 20 is a horizontal surface, and the bottom base 20 can be horizontally arranged on the horizontal surface, so that the device is more stable and is beneficial to detection; in some preferred embodiments, as shown in fig. 1-2, the second chamber 2 is at an angle of greater than 0 ° and less than 90 ° to the horizontal, which facilitates the transfer of the liquid sample from the third chamber to the second chamber.

In some preferred modes, as shown in fig. 1-2, an inserting piece 21 is arranged in the second cavity, the inserting piece 21 comprises an inserting plate 211, the uppermost end of the inserting plate 211 is fixedly connected with a first supporting piece 212, and in some preferred modes, the upper surface of the first supporting piece 212 is fixedly connected with a plug 23; in some preferred modes, as shown in fig. 14 to 15, the insert plate 211 is arranged close to the side wall of the second cavity 2, the inclined angle of the insert plate 211 is consistent with that of the second cavity 2, in some preferred modes, the upper surface of the second cavity is provided with an insertion hole, and the plug pin 23 can be inserted into the insertion hole and extend out of the insertion hole to expose the head part of the plug pin 23; the latch 23 is inserted into the receptacle and the insert 21 is mounted within the second chamber, as shown in figures 13-15, the insert 21 being able to move downwardly when the latch 23 is pressed downwardly.

In some preferred modes, as shown in fig. 8-9, at least one detecting element placing area 24 is provided on the sidewall of the inserting plate 211 for placing detecting elements, and a plurality of detecting element placing areas 24 can be used for placing detecting elements for detecting the same or different substances, so that one or more substances can be detected at the same time; in some preferred modes, a plurality of detection element placing areas 24 are provided with partition arms 25, and each detection element is separated and does not influence each other; in some preferred modes, detection element placing area 24 is equipped with the lug, and the lug can fix detection element, makes detection element be in fixed position, guarantees going on smoothly of detection for the testing result is more accurate, reliable, and when the setting of lug can avoid detecting, the circumstances such as detection element aversion, fall appear, and in some preferred modes, the lug includes first lug 26 and second lug 27, and first lug 26 mutually supports with second lug 27, makes like this and makes detection element more stable. In some preferred modes, the lower part of the detection element placing area 24 is further provided with a flow guide channel 28, and the flow guide channel 28 can guide the liquid sample to contact the detection element, so that the liquid sample is prevented from contacting the detection element in a large amount, and the accuracy of the detection result is prevented from being influenced. In some preferred modes, the detecting element is also arranged obliquely, the detecting element is parallel to the outer side wall of the second cavity 2, and the angle of inclination of the detecting element and the second cavity 2 is the same, so that a certain included angle is formed between the detecting element and the bottom of the detecting device; compared with the arrangement that the detection element is vertical to the horizontal plane, the detection element is in an inclined state, so that the liquid sample can enter the detection element more quickly, and the running board detection is completed quickly on the detection element.

In some preferred forms, as shown in fig. 14 to 15, the third chamber is disposed inside the second chamber, in some preferred forms, the third chamber is disposed on the board 211, and in some preferred forms, the third chamber is disposed on the board 211 at the back of the detection element placement area, so that the third chamber can move along with the movement of the card 21.

Further, as shown in fig. 14-15, the first chamber 1 is provided with an opening 4 capable of communicating with the third chamber, and the liquid sample can enter the third chamber from the first chamber through the opening 4, so as to realize the transfer of the liquid sample; in some preferred forms, as shown in fig. 12-18, a flap 90 is provided inside the first chamber, the flap 90 being able to seal or open the opening 4; when the blocking piece 90 seals the opening 4, the communication between the first cavity 1 and the third cavity is separated; when the flap 90 opens the opening 4, the first chamber 1 is communicated with the third chamber, and the liquid sample can enter the third chamber from the first chamber 1 through the opening 4. In some preferred modes, the third chamber can take the liquid sample from the opening 4 at the same time when the first chamber 1 collects the liquid sample, and in some preferred modes, the third chamber can take the liquid sample from the opening 4 after the first chamber 1 collects the liquid sample.

In some preferred modes, as shown in fig. 14-15, an opening 4 is provided in a side wall of the first chamber 1, the opening 4 can communicate between the first chamber 1 and the third chamber, and after the communication, the liquid sample can enter the third chamber from the first chamber 1; in some preferred modes, the third cavity is provided with a mouth part communicated with the first cavity 1, in some preferred modes, the range of the mouth part of the third cavity is not smaller than the range of the opening 4 of the first cavity 1, after the mouth part is completely coincided with the opening 4, the liquid sample flows out from the opening 4, and the liquid sample completely enters the third cavity from the mouth part, if the range of the mouth part is smaller than the range of the opening 4, the liquid sample flows out from the opening 4, only part of the liquid sample enters the third cavity from the mouth part, and meanwhile, other liquid samples flow to other places, so that the liquid sample is wasted, and a part of the liquid sample possibly flows out from the opening 4, and when the liquid sample enters the third cavity from the mouth part, the liquid sample partially flows into the second cavity, so that the amount of the liquid entering the second cavity cannot be determined, quantitative plate running cannot be realized, and. In some preferred ways, when the mouth of the third chamber and the opening 4 of the first chamber 1 coincide or partially coincide, allowing the liquid sample to pass through this coincidence, it can be considered that the first chamber 1 and the third chamber are in communication.

Further, the third chamber can be in communication with the first chamber 1 or the second chamber, respectively; as shown in fig. 14-15, when the third chamber is communicated with the first chamber 1, the liquid sample can enter the third chamber from the first chamber 1, as shown in fig. 17-18, when the third chamber is communicated with the second chamber, the liquid sample can enter the second chamber from the third chamber, so that the quantitative transfer of the liquid sample can be realized. In some preferred modes, the third chamber may be preferentially communicated with the first chamber 1, after the sample is quantified in the third chamber, the third chamber is separated from the first chamber 1, and then the third chamber is communicated with the second chamber, so as to perform quantitative detection on the sample. In some preferred manners, when the third chamber is communicated with the first chamber 1, the third chamber is in a partition state with the second chamber, as shown in fig. 14-15, so that it can be ensured that the liquid sample in the third chamber does not enter the second chamber when the liquid sample in the first chamber 1 enters the third chamber, and then, after the third chamber is communicated with the second chamber, the volume of the liquid sample entering the second chamber is constant, so that the purpose of quantitative detection can be achieved; if, when the liquid sample in the first chamber 1 enters the third chamber, the liquid sample in the third chamber enters the second chamber at the same time, then, finally, the volume of the liquid sample entering the second chamber is uncertain, and therefore, quantitative detection in the second chamber cannot be realized. In some preferred manners, when the third chamber and the second chamber are communicated, the third chamber and the first chamber 1 are in a separated state, as shown in fig. 17-18, so that it can be ensured that the liquid sample in the first chamber 1 does not enter the third chamber when the liquid sample in the third chamber enters the second chamber, and then, after the third chamber and the second chamber are communicated, the volume of the liquid sample entering the second chamber is constant, and the purpose of quantitative detection can be achieved; if the liquid sample in the first chamber 1 enters the third chamber at the same time when the liquid sample in the third chamber enters the second chamber, the volume of the liquid sample entering the second chamber is uncertain, and therefore, quantitative detection in the second chamber cannot be realized.

Further, as shown in fig. 7, a sealing structure 30 is disposed in the third cavity to perform a sealing function, in some preferred manners, the sealing structure 30 is disposed at the mouth of the third cavity, so that the sealing effect is better, in this embodiment, a sealing material is attached to the boundary of the mouth of the third cavity, and in fig. 7, a sealing material made of a soft rubber material is attached to the surface of the dark color area of the third cavity; the arrangement of the sealing structure 30 can ensure that the liquid sample entering the third chamber cannot leak, if the liquid sample entering the third chamber leaks continuously and enters the second chamber, the third chamber may not store the liquid sample, or the third chamber cannot store the liquid sample with a determined volume, and the volume of the liquid sample entering the second chamber is also uncertain, so that the quantitative plate-running detection function cannot be achieved; in some preferred modes, when the third chamber is closed, the sealing structure 30 can play a role of sealing the opening of the third chamber to prevent the liquid sample from entering or flowing out of the third chamber, so as to ensure that the third chamber can store a certain volume of the liquid sample and facilitate quantitative board running, in some preferred modes, when the third chamber is communicated with the first chamber 1 or the second chamber, the sealing structure 30 plays a role of sealing at the communication position or the opening 4 to prevent the liquid sample from flowing to places except the second chamber and the third chamber, so that when the third chamber is communicated with the first chamber 1, the liquid sample in the first chamber 1 can flow to the third chamber and cannot flow to places except the third chamber, so that the efficiency can be improved, and the third chamber can store a certain amount of the liquid sample quickly; when the third cavity and the second cavity are communicated, the liquid sample in the third cavity can completely flow to the bottom of the second cavity, and then quantification can be achieved.

Further, the third chamber comprises at least one pipetting zone 6 for transferring the sample from the first chamber 1 to the second chamber, and in some preferred embodiments, the third chamber may have one, two or more pipetting zones 6, and these pipetting zones 6 can realize quantitative transfer of the liquid sample, as shown in fig. 14-15, and in this embodiment, the pipetting zone 6 is one. In some preferred modes, the liquid transferring areas 6 can be respectively communicated with the first cavities 1, so that the liquid transferring areas 6 can respectively obtain liquid samples from the first cavities for quantitative storage; in some preferred forms, each of the plurality of pipetting regions 6 may be independently stored without affecting the other, and in some preferred forms, the stock amounts of the plurality of pipetting regions 6 may be the same or different. In some preferred modes, the pipetting zones 6 can be sequentially communicated with the first cavity 1 or the second cavity respectively, the pipetting zones 6 are sequentially communicated with the first cavity 1, so that the liquid sample in the first cavity 1 can be sequentially transferred to a plurality of pipetting zones, and the pipetting zones 6 can be sequentially communicated with the second cavity, so that the sequential quantitative transfer of the plurality of pipetting zones to the second cavity can be realized. In some preferred modes, the adjacent pipetting zones 6 can be seamlessly connected to the next pipetting zone 6, so that the phenomenon of liquid leakage between two pipetting zones 6 is avoided.

Further, as shown in fig. 11-12, a sliding slot is provided in the first chamber 1, and the blocking piece 90 can move in the sliding slot. In some preferred modes, the upper end of the chute is provided with an inlet, and the baffle plate 90 can be inserted into the chute from the inlet and can move in the chute; in some preferred modes, as shown in fig. 10, a sealing material made of soft rubber is attached to the surface of the blocking piece 90, where the surface of the blocking piece 90 refers to a side of the blocking piece 90 close to the opening 4 when the blocking piece 90 is inserted into the chute; therefore, the opening 4 can be sealed well, the sealing between the first cavity and the third cavity is realized, and in the graph 10, the sealing material made of soft glue is attached to the surface of the dark color area.

In some preferred forms, as shown in fig. 12, the flap 90, during its sliding in the chute, is able to seal or open the opening 4; in some preferred modes, the blocking sheet 90 can seal the opening 4 during the downward sliding process in the sliding chute, so as to separate the communication between the first cavity 1 and the third cavity; the blocking piece 90 can open the opening 4 in the process of sliding upwards in the sliding chute, so that the first cavity 1 is communicated with the third cavity; in some preferred modes, the chute is fixedly connected to the inner wall of the first cavity 1, in some preferred modes, as shown in fig. 11 to 12, the chute includes two first clamping plates, the two first clamping plates are symmetrically arranged, the first clamping plates include a connecting section 91 and a clamping section 92, the connecting section 91 is fixedly connected to the inner wall of the first cavity 1, the clamping section 92 is fixedly connected to the connecting section 91, and the clamping section 92 is used for clamping the blocking piece 90 to enable the blocking piece to be in a fixed state, when an external force is applied to the blocking piece 90, the blocking piece 90 is allowed to slide on the inner wall of the blocking piece, so that the blocking piece 90 is prevented from inclining leftwards or rightwards and cannot seal the opening 4 well; in some preferred modes, after the two first clamping plates are fixedly installed inside the first cavity, the lowest end of the two first clamping plates is lower than the lowest end of the opening 4, so that the opening 4 can be well sealed, and the opening 4 can be sealed; in some preferred forms, the upper end of the holding section 92 is bent inward, and the section of the holding section 92 is "7", and in some preferred forms, as shown in fig. 11 to 12, the upper end of the holding section 92 is bent inward, and the upper end and the lower end of the holding section 92 are perpendicular to each other, so that the blocking piece 90 can be fixed more stably; in some preferred modes, the blocking piece 90 is inserted into the sliding chute, and the blocking piece 90 is parallel to the second cavity and the opening 4, so that the blocking piece 90 can better seal the opening 4 and separate the communication between the first cavity 1 and the third cavity.

Further, the detection element is movable within the second cavity. In some preferred forms, the test element is placed in a test element placement area 24 on the tab 21, and the test element is movable within the second cavity as the tab 21 moves; in some preferred modes, under certain conditions, the detecting element may not contact with the sample, and only contact with the sample when the conditions change, for example, as shown in fig. 14-15, the third chamber communicates with the first chamber 1, the liquid sample in the first chamber 1 enters the third chamber and does not enter the second chamber, and the detecting element does not contact with the liquid sample, when the conditions change, as shown in fig. 17-18, the liquid sample in the third chamber can enter the bottom of the second chamber, and the liquid sample in the bottom of the second chamber can contact with the detecting element through the flow guide channel 28 for detection; in some preferred forms, movement of the detection element may cause separation or contact of the detection element and the sample; the detecting element can move with the insert 21, as shown in fig. 14, at this time, the liquid sample in the third chamber does not enter the second chamber, and the liquid sample does not exist in the second chamber, so that the detecting element and the liquid sample are separated, the insert 21 continuously moves downwards, the liquid sample in the third chamber continuously enters the bottom of the second chamber, and the liquid sample in the bottom of the second chamber can contact with the detecting element through the flow guiding channel 28.

Further, the third chamber can move with the detection element, so as to be communicated with the first chamber 1 or the second chamber respectively; as shown in fig. 2, the third cavity is arranged on the back of the detection element placing area 24 of the insert 21, the insert 21 continuously moves downwards, the detection element continuously moves downwards, the third cavity continuously moves downwards, the position of the liquid storage area also moves downwards, and the third cavity is firstly communicated with the first cavity 1, as shown in fig. 15; during continued downward movement, the third chamber will communicate with the second chamber as shown in fig. 18. In some preferred modes, the movement of the detection element can drive the third cavity to be communicated with or separated from the first cavity 1, and the third cavity continuously moves along with the movement of the detection element, as shown in fig. 15, at this time, the third cavity is communicated with the first cavity 1; as shown in fig. 18, at this time, the communication between the third chamber and the first chamber 1 is interrupted; in some preferred modes, the movement of the detection element can drive the third cavity and the second cavity to be communicated or separated; as shown in fig. 15, the third chamber and the second chamber are now isolated; as the detection element moves, the third chamber moves continuously, as shown in FIGS. 17-18, and one of the pipetting regions 6 of the third chamber is now in communication with the second chamber.

Further, this detection device still includes the linkage element, the linkage element can drive detection element removes. In some preferred modes, the movement of the detecting element is realized under the action of external force, in some preferred modes, the linkage element can be linked with other parts of the detecting device so as to drive the detecting element to move, and in some preferred modes, the linkage element can be other parts on the detecting device, such as the cover body 7. As shown in fig. 13 and 17-19, in the present embodiment, the linking element is a cover 7, and when the cover 7 is rotated to cover the first cavity 1, the cover 7 gradually moves downward, the cover 7 contacts with the latch 23 on the insert 21, and then the cover 7 is continuously rotated, and the insert 21 is pressed downward to move downward, so that the detecting element moves accordingly.

Further, the linkage element can move the flap 90 to seal or open the opening 4. In some preferred modes, the movement of the detection element is realized under the action of external force, in some preferred modes, the linkage element can drive the blocking piece 90 and the detection element to move simultaneously, as shown in fig. 13 and 17-19, in this embodiment, the linkage element is the cover body 7, and in the process of rotating the cover body 7 to cover the first cavity 1, the cover body first contacts the blocking piece 90, the blocking piece 90 is subjected to downward acting force and moves downward, the cover body 7 is continuously rotated, the blocking piece 90 is partially overlapped with the opening 4, and finally, the blocking piece 90 completely seals the opening 4 to block the communication between the first cavity and the third cavity; continuing to rotate lid 7, separation blade 90 moves to the bottom surface in first chamber 1, and at this in-process, lid 7 contacts after the bolt, continues to rotate lid 7, and inserted sheet 21 receives decurrent effort, and the inserted sheet just moves down, and detecting element moves down along with inserted sheet 21, so, linkage element can drive separation blade 90 and detecting element simultaneously and remove.

Further, the second chamber is provided with a channel capable of allowing the sample in the third chamber to enter, in some preferred modes, the channel can be arranged between the first chamber 1 and the second chamber, in some preferred modes, the first chamber 1 and the second chamber have a common wall surface 9, as shown in fig. 14 and 15; in some preferred embodiments, the third chamber is slidable on the common wall 9, and an offset 8 may be provided on the common wall 9, as shown in fig. 15, so that when the third chamber moves to the offset 8, the liquid sample stored therein flows into the second chamber. In some preferred forms, the common wall 9 has a slope, in some preferred forms, the slope angle of the common wall 9 is the same as the slope angle of the second chamber 2, in some preferred forms, when the third chamber moves on the common wall 9, the mouth of the third chamber faces downwards, facilitating the outflow of the liquid sample.

Further, the testing device also comprises a fourth cavity 10 for collecting the secondary confirmation test sample, as shown in fig. 1-2 and 13-21, the fourth cavity 10 can be communicated with or separated from the first cavity 1, in some preferred modes, the fourth cavity 10 and the first cavity 1 can be detachably combined, the fourth cavity 10 and the first cavity 1 can be connected through clamping connection or screw connection, in other preferred modes, the fourth cavity 10 and the first cavity 1 can also be connected through other modes; in some preferred modes, as shown in fig. 14 to 15, the first chamber 1 has a first connecting channel 31, the first chamber 1 is connected with the fourth chamber 10 through the first connecting channel 31, the first connecting channel 31 protrudes from the bottom surface of the first chamber, and the first connecting channel 31 is a cylindrical channel; as shown in fig. 14-15 and 20, the fourth chamber 10 has a protruding second connecting channel 32, the second connecting channel 32 is also a cylindrical channel, the diameter of the second connecting channel 32 is larger than that of the first connecting channel 31, then the second connecting channel 32 can be sleeved outside the first connecting channel 31, so that the liquid sample in the first connecting channel 31 can completely enter the second connecting channel 32 and then flow into the fourth chamber without leaking the liquid sample; as shown in fig. 14 to 15, the first connecting passage 31 is connected to the second connecting passage 32, and at this time, the fourth chamber 10 and the first chamber 1 are in a communicating state; if a plug or other partition is inserted into the first connecting passage 31, the fourth chamber 10 and the first chamber 1 are partitioned. In some preferred embodiments, the fourth chamber 10 may be used for collecting the sample simultaneously with the first chamber 1, as shown in fig. 14-15, after the fourth chamber 10 is connected to the first chamber 1, a liquid sample is added to the first chamber 1, so that the liquid sample enters the fourth chamber from the first chamber, and the fourth chamber 10 and the first chamber 1 may be used for collecting the sample simultaneously.

Further, as shown in fig. 1-2, the detection apparatus further includes a partition element 80 for communicating or partitioning the first chamber 1 and the fourth chamber 10, in some preferred manners, as shown in fig. 6, the partition element 80 includes a second connecting part 61 and a head part, the second connecting part 61 and the head part are integrally formed, in some preferred manners, as shown in fig. 6, the second connecting part 61 of the partition element 80 can be fixedly connected with the first connecting part 33, in some preferred manners, the first connecting part 33 is fixedly connected with the cover body 7, which may be integrally formed, in some preferred manners, the first connecting part 33 is cylindrical, an end of the first connecting part 33 away from the cover body 7 is provided with a cylindrical opening, in some preferred manners, the second connecting part 61 is also cylindrical, the second connecting part 61 is connected with the first connecting part 33, which may be a snap connection or a threaded connection or other connection manners, as shown in fig. 1-2 and 6, in this embodiment, the second connecting member 61 can be inserted into the cylindrical opening of the first connecting member 33 to realize connection.

In some preferred forms, the head of the partition element 80 has a tip 35, the head of the partition element 80 can enter the first connecting channel 31 to partition the first chamber 1 and the fourth chamber 10, and when the head of the partition element 80 is pulled out of the first connecting channel 31, the first chamber 1 and the fourth chamber 10 can be connected. In some preferred modes, as shown in fig. 1, 2 and 6, the head of the partition element 80 is provided with a first protrusion 36 and a second protrusion 361, in some preferred modes, the first protrusion 36 and the second protrusion 361 are arranged in parallel, the first protrusion 36 and the second protrusion 361 are both arranged on the periphery of the head of the partition element 80, in some preferred modes, a sealing ring is arranged between the first protrusion 36 and the second protrusion 361, the first protrusion 36 can prevent the sealing ring from moving upwards, and the second protrusion 361 can prevent the sealing ring from moving downwards; in some preferred modes, the number of the sealing rings can be one or more, and the sealing rings can play a role in sealing, so that the first cavity 1 and the fourth cavity 10 can be completely separated, and the liquid sample can be prevented from flowing out of the connecting gap.

In some preferred forms, as shown in fig. 6, the head of the partition element 80 is provided with two second openings 37, the two second openings 37 are oppositely arranged and can be communicated with each other, and in some preferred forms, the second openings 37 are positioned below the second protrusions 361 and above the tips 35; in some preferred forms, as shown in fig. 6, 17-18, the head of the partition element 80 has a cavity, two second openings 37 can communicate with the cavity, a liquid sample can enter the cavity through the second openings 37, the cavity can temporarily store a volume of the liquid sample, and thus, if the fourth chamber is filled with the liquid sample and the blocking element 80 is interlocked by the interlocking element, the blocking element 80 moves downwards continuously and enters the fourth chamber 10 continuously, the blocking member 80 will be subjected to a resistance force, and the liquid sample in the fourth chamber 10 can enter the cavity through the second opening 37, so that the resistance force applied to the blocking member 80 is reduced, the blocking member 80 is not influenced to continue to enter the fourth chamber 10, when the blocking element 80 completely enters the fourth chamber 10, the sealing ring can completely block the communication between the first chamber 1 and the fourth chamber 10, and at this time, the fourth chamber 10 can be separated from the first chamber 1.

Further, the interlocking element can interlock with the blocking element 80 so that the blocking element 80 communicates with or blocks the first chamber 1 and the fourth chamber 10; as shown in fig. 13, in this embodiment, the linkage element is the cover 7, the first connecting member 33 is fixedly connected to the cover 7, and the partition element 80 is fixedly connected to the first connecting member 33, so that when the cover 7 is continuously rotated and screwed down, the partition element 80 will continuously move down until entering the first connecting passage 31, as shown in fig. 17-18, at this time, the first chamber 1 and the fourth chamber 10 are in a partition state, and when the cover 7 is continuously rotated and screwed down, the partition element 80 will continuously move up, the partition element 80 can be separated from the first connecting passage 31, so that the first chamber 1 and the fourth chamber 10 can be in a communication state. In some preferred manners, the blocking element 80 may be interlocked by an interlocking element to communicate or block the first chamber 1 and the fourth chamber 10. In some preferred forms, the linkage element may simultaneously link the obstructing element 80 and the detecting element; as shown in fig. 13, in the present embodiment, the linkage element is the cover 7, the blocking element 80 is fixedly connected to the cover 7, and the blocking element 80 moves along with the movement of the cover 7; the detection element is positioned on the inserting sheet 21, the plug pin 23 is inserted into the inserting hole and extends out of the inserting hole, the cover body 7 is positioned above the inserting hole, when the cover body 7 is continuously rotated and screwed, the partition element 80 continuously moves downwards, the plug pin 23 is pressed by the cover body 7, the inserting sheet 21 continuously moves downwards, and the detection element continuously moves downwards, so that the linkage element can simultaneously link the partition element 80 and the detection element.

Further, when the partition element 80 partitions the first cavity 1 and the fourth cavity 10, the first cavity 1 can be separated from the fourth cavity 10, and in some preferred manners, the fourth cavity 10 can be separated from the first cavity 1, as shown in fig. 17 to 19, the partition element 80 partitions the first cavity 1 and the fourth cavity 10, and at this time, the fourth cavity can be pulled out downwards, so that the fourth cavity 10 can be separated from the first cavity 1. In some preferred modes, a closing element of the fourth chamber 10 can be further provided, and after the fourth chamber 10 is separated from the first chamber 1, the fourth chamber 10 can be closed, namely a closed independent chamber, so as to store the liquid sample for secondary detection; as shown in fig. 3, 20, and 21, the closing element is a first bottle cap 12, the first bottle cap 12 can cover the fourth cavity 10, an internal thread is provided inside the first bottle cap 12, an external thread is provided on an outer wall of the second connecting channel 32 of the fourth cavity 10, and the internal thread and the external thread are matched with each other, so that the first bottle cap 12 can be covered with the fourth cavity 10, and the liquid sample stored in the fourth cavity 10 can be protected, and the liquid sample stored in the fourth cavity 10 cannot leak out or be damaged.

In some preferred modes, as shown in fig. 4, the first bottle cap 12 can be fixed on the cap body 7, the upper surface of the cap body 7 is provided with a concave pit 38, a convex pillar 39 is arranged in the middle of the concave pit 38, the interior of the convex pillar 39 is hollow, the upper end of the convex pillar 39 is provided with a first opening 43, in some preferred modes, as shown in fig. 3, a column 40 matched with the first opening 43 is arranged in the first bottle cap 12, and the column 40 can be inserted into the first opening 43, so that the first bottle cap 12 and the cap body 7 are combined; in some preferred modes, as shown in fig. 3-4, the protruding column 39 is cylindrical, the cylinder 40 is cylindrical, and the cylinder 40 can be inserted into the cylindrical protruding column 39 to achieve the combination of the two, in some preferred modes, as shown in fig. 3, a circular side wall 42 is further provided inside the first bottle cap 12, the circular side wall 42 surrounds the periphery of the cylinder 40, as shown in fig. 4, a protruding rib 41 is provided on the outer side wall of the protruding column 39, and the circular side wall 42 can be matched with the protruding rib 41 to fasten the combination of the first bottle cap 12 and the cap body 7; in some preferred manners, the protruding rib 41 may be multiple, in some preferred manners, the multiple protruding ribs 41 are uniformly disposed on the outer side wall of the protruding pillar 39, the protruding rib 41 is disposed to fix the first bottle cap 12, when needed, the first bottle cap 12 may be pulled out to be separated from the cover body 7, and the first bottle cap 12 is covered on the second connecting channel 32 of the fourth cavity 10, so as to achieve the effect of closing the fourth cavity 10.

Further, the linkage element comprises a cover 7, which in some preferred forms is provided with an arrow, and the cover 7 can be screwed in the direction indicated by the arrow, so that the cover 7 continuously covers the first cavity; in some preferred modes, when the cover 7 is closed, the detection element and the partition element 80 can be linked; as shown in fig. 13, in the present embodiment, the linkage element is the cover 7, the cover 7 covers the first cavity 1, that is, the cover 7 is continuously rotated and screwed, the cover 7 continuously moves downward, the cover 7 contacts with the insert 21, and then the cover 7 is continuously rotated downward, the insert 21 is pressed to move downward, so that the detection element moves; as shown in fig. 13, in the present embodiment, the cover 7 is connected to the blocking element 80, and thus, the cover 7 moves downward continuously during the process of covering the first cavity 1 by the cover 7, that is, the process of rotating and tightening the cover 7, and the blocking element 80 moves downward continuously, so that the detection element and the blocking element 80 can be linked when the cover 7 is covered.

In some preferred modes, when the cover body 7 is closed, the blocking piece 90 and the partition element 80 can be linked; as shown in fig. 13, 14 and 15, the interlocking element is the cover 7, and during the process of rotating the cover 7 to close the first cavity 1, the cover first contacts the blocking piece 90, the blocking piece 90 is acted by a downward force to move downward, and during the above process, the cover 7 is connected with the blocking element 80, so that the cover 7 continuously moves downward, and the blocking element 80 continuously moves downward, so that the blocking piece 90 and the blocking element 80 can be interlocked when the cover 7 is closed.

In some preferred modes, when the cover 7 is closed, the detection element, the blocking piece 90 and the partition element 80 can be linked; the linkage element is the cover body 7, in the process of closing the first cavity 1 by rotating the cover body 7, the cover body 7 firstly contacts the baffle plate 90, the baffle plate 90 is acted by a downward acting force and moves downwards, the cover body 7 continues to rotate, the cover body 7 is contacted with the bolt, then, the cover body 7 continues to rotate, the inserting piece 21 is acted by a downward acting force, the inserting piece 21 can move downwards in the second cavity, the detection element moves downwards in the second cavity along with the inserting piece 21, in the whole process, the cover body 7 and the partition element 80 are always connected, therefore, the cover body 7 continuously moves downwards, the partition element 80 also continuously moves downwards along with the downward acting force, and therefore, the detection element, the baffle plate 90 and the partition element 80 can be simultaneously linked when the cover body 7 is closed.

In some preferred modes, the cup body further comprises a supporting side wall 51, as shown in fig. 1-2, the supporting side wall 51 is an arc-shaped side wall, the supporting side wall 51 is fixedly connected with the side wall of the first cavity 1, and in some preferred modes, the supporting side wall 51 does not completely surround the periphery of the fourth cavity 10, but a gap is left, so that a user can conveniently install or dismantle the fourth cavity 10; in some preferred modes, the bottom of the supporting sidewall 51 is horizontal, so that the supporting sidewall 51 can be horizontally placed on a horizontal plane, and thus the whole device can be stably placed for transportation or detection.

The present invention also provides a method of using the detection device, which will now be described with reference to the embodiments of fig. 1-21.

First, (1) the lid 7 is opened, as shown in fig. 13, and a liquid sample is added to the first chamber 1; at this time, the detection device is in an initial state, as shown in fig. 14-15, the blocking piece 90 is located in the sliding slot, the blocking piece 90 is in a static state, the height of the blocking piece 90 is greater than the height of the insertion piece 21, and relatively speaking, the blocking piece 90 will contact the cover body first; the lowest end of the baffle plate 90 is positioned above the position of the opening 4, and the opening 4 is not blocked by the baffle plate 90; at the moment, the inserting sheet 21 is in a static state, the plug pin 23 is inserted into the jack, the lowest end of the inserting sheet 21 is away from the bottom support 20 by a certain distance, and the inserting sheet 21 can move downwards but cannot move upwards under the action of external force, which is the highest position of the inserting sheet 21; the third cavity is communicated with the first cavity 1, and the liquid sample in the first cavity 1 can enter the third cavity; at this time, the first chamber 1 is communicated with the fourth chamber 10, the liquid sample flows into the fourth chamber 10 through the first connecting channel of the first chamber 1, the liquid sample in the fourth chamber 10 is continuously increased, when the liquid sample in the fourth chamber 10 is full, the liquid sample is stored in the first chamber 1, and the liquid sample in the first chamber 1 enters the third chamber through the opening 4;

(2) rotating the cover body 7 to cover the cover body 7 downwards to the first cavity 1, in the process, the cover body 7 firstly contacts the blocking piece 90, then the blocking piece 90 is linked to move downwards, finally, the blocking piece 90 completely seals the opening 4, the communication between the first cavity 1 and the third cavity is separated, the liquid sample can not enter the third cavity from the first cavity 1, the cover body 7 is continuously rotated, the inserting piece 21 is acted by a downward acting force, the inserting piece 21 moves downwards, the detection element also moves downwards, the liquid transferring area of the third cavity moves downwards along with the inserting piece 21, the third cavity moves to the abdication gap, the liquid in the liquid transferring area of the third cavity enters the second cavity until the cover body 7 completely covers the first cavity 1, as shown in figures 17-20, the inserting piece 21 is pressed to the lowest, the third cavity and the second cavity are in a communicated state, the liquid sample in the third cavity is completely transferred to the bottom of the second cavity, at the moment, the sample detection can be carried out, in the whole process that the cover body 7 covers the first cavity 1, the cover body 7 is linked with the partition element 80 to continuously enter the fourth cavity 10, and finally, the partition element 80 completely enters the fourth cavity 10, so that the communication between the first cavity and the fourth cavity 10 can be completely partitioned;

(3) after the detection is finished, the outer side surface of the second cavity is observed, so that the reading can be realized, and the cup body is transparent, so that the detection result can be conveniently photographed and recorded; as shown in fig. 19-20, since the first chamber 1 and the fourth chamber 10 are completely separated by the separating element 80, the first cap 12 and the fourth chamber 10 can be removed, the first cap 12 is screwed on the fourth chamber 10, and the liquid in the fourth chamber 10 can be used for secondary confirmation detection.

Claims (10)

1. A collection cavity is characterized by comprising a first cavity for collecting a sample, wherein the first cavity comprises an opening which can be communicated with another cavity, and the first cavity also comprises a first connecting channel which can be communicated with a cavity for collecting a secondary confirmation detection sample; the first chamber further comprises a flap capable of closing the opening.

2. A collecting chamber as claimed in claim 1, characterised in that the opening is located laterally of the first chamber.

3. A collecting chamber according to claim 1, characterised in that the first connecting channel is located at the bottom of the first chamber.

4. A collecting chamber according to claim 3, characterised in that the first connecting channel projects from the bottom surface of the first chamber.

5. A collecting chamber as claimed in claim 1 wherein the first chamber is provided with a chute within which the flap is movable.

6. A collecting chamber as claimed in claim 5 wherein the chute comprises two first retaining plates.

7. A collecting chamber as claimed in claim 6, characterized in that the first holding plate comprises a connecting section and a holding section, the connecting section being connected to the inner wall of the first chamber, the holding section being connected to the connecting section.

8. A collecting chamber as claimed in claim 7, characterised in that the upper end of the gripping section is bent inwardly.

9. A collection chamber as claimed in claim 1 further comprising a support sidewall, the support sidewall being connected to the sidewall of the first chamber; the supporting side wall does not completely surround the periphery of the first connecting channel, but is provided with a gap.

10. A collection chamber as claimed in claim 1, further comprising a fourth chamber for collecting a double confirmation test sample; the fourth cavity is provided with a second connecting channel; the diameter of the second connecting channel is larger than that of the first connecting channel, and the second connecting channel can be sleeved outside the first connecting channel.

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