CN211784483U - Collecting pipe device of excrement tester - Google Patents

Abstract

The utility model relates to an excrement and urine checker collection pipe device, including the collection pipe of taking the collection room, be equipped with the filter screen in the collection room bottom of collection pipe, the bottom of collection pipe has one interior necking down, has the filter chamber through filter screen UNICOM collection room in this interior necking down, and the filter chamber bottom has the opening, and opening department is equipped with the seal assembly, the seal assembly include that sliding guide cooperates and is used for controlling the case spare that the opening opened and close on the opening, case spare cooperation has drive case spare to the case spring of closing the opening, case spare has the operation portion of opening. Has the advantages of neatness and convenience in operation.

Description

Collecting pipe device of excrement tester

Technical Field

The utility model relates to a biological detection equipment technical field, what be exact is an utensil that is used for excrement and urine sample treatment and gathers, more exactly is excrement and urine tester collection pipe device.

Background

The traditional excrement collector only comprises two parts, namely a test tube and a sealing cover, wherein a collecting spoon is arranged in the sealing cover, and the upper end of the sealing cover can be opened. When the sample collecting device is used, the collected substance is placed into a test tube to be diluted, the upper end of the sealing cover is opened, and a sample to be detected is dripped onto the detection strip. Often, impurities in the test tube are not filtered, thereby affecting the detection result.

In order to solve the above technical problems, a fecal sample treatment and sampling device is improved and designed, for example, a fecal tester disclosed in the patent document CN 201711348914.7, which has the following main structure: the inspection group comprises an acquisition container, an acquisition chamber is arranged in the acquisition container, a joint cover and a stool taking piece are arranged at the top end cover of the acquisition chamber, a filter screen and a through hole are arranged at the position close to the bottom of the acquisition chamber, the inspection container is arranged in the inspection container, a funnel, a gasket and an outlet are arranged at the bottom of the inspection chamber, an extruding device and a bottom cover are arranged outside the outlet, and therefore the inspection group flows out or blocks a solution to be inspected through the extruding device, convenience is improved, sanitation is improved, and the funnel and the gasket enable fine substances in a fixed-volume inspection body to be prevented from being mixed with a supernatant during extrusion, and the concentration of the fine substances in the inspection body to be observed is prevented from being diluted during extrusion. However, the stool tester has the following defects: the bottom through hole of the collection group is pre-plugged by adopting a diaphragm and a tail cover, and then the tail cover is screwed off and the diaphragm is removed, so that the collection of a sample is realized by sleeving the collection group with a detection container; during collection operation, the through hole is sleeved with the inspection container after the diaphragm is removed, the risk that the sample liquid drops are leaked to contaminate an operator exists at the through hole, and the problem that residual liquid flows out at the through hole when the inspection container is withdrawn is solved, so that the sensory discomfort of the operator is easily caused.

Disclosure of Invention

The utility model discloses the invention purpose: for overcoming the defects existing in the prior art, the utility model provides a feces inspection device collecting pipe device which is clean and convenient to operate.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a stool examination ware collection pipe device, is including taking the collection pipe of gathering the room, be equipped with the filter screen in the collection room bottom of gathering the pipe, the bottom of gathering the pipe has one interior constriction, has the filter chamber through filter screen UNICOM collection room in this interior constriction, and the filter chamber bottom has the opening, and opening department is equipped with seal assembly, its characterized in that: the sealing assembly comprises a valve core piece which is matched with the through hole in a sliding guide mode and used for controlling the opening and closing of the through hole, the valve core piece is matched with a valve core spring which drives the valve core piece to close the through hole, and the valve core piece is provided with an opening operation portion.

Through adopting above-mentioned technical scheme, the port is through the shutoff of the case piece of closing the subassembly, and in operation process, the port realizes opening and close control through the case piece, can effectively reduce or avoid liquid through the port seepage when sample collecting pipe and interior necking down cup joint and throw off to make the operation more convenient and clean and tidy.

Preferably, the case spare includes the tube-shape main part, and tube-shape main part sliding guide cooperates in the through-hole, and tube-shape main part one end stretches into in the filter chamber, and the tube-shape main part other end has the liquid outlet with tube-shape main part inner chamber intercommunication, and the one end that the tube-shape main part stretches into in the filter chamber is equipped with the case dish of sealing tube-shape main part inner chamber upper port, and the case dish has annular sealed face, and the opening inboard of filter chamber is equipped with the disk seat face with sealed face complex, be equipped with the liquid hole of crossing with tube-shape main part inner chamber intercommunication on the tube-shape main part circumference, case spring drive case spare tends to take on the tube-shape main part liquid hole part to stretch out through-hole and sealed face and disk seat face seal cooperation in order to constitute and close the through-. Under the structural design, when the through hole is closed, under the action of the valve core spring, the sealing surface of the valve core disc is matched and sealed with the valve seat surface, and the liquid passing hole of the cylindrical main body of the valve core piece extends out of the through hole; the opening is closed; when the tail pipe mouth of the sample collecting pipe is sleeved in the inner necking process, the convex ring is pushed, the cylindrical main body moves axially, the sealing surface of the valve core disc is separated from the valve seat surface, the liquid passing hole gradually enters the filter chamber until the sample collecting pipe is sleeved in place, the valve core piece is in a state of completely opening the through hole, the filter chamber is communicated with the sample collecting pipe through the through hole, and the valve core spring stores energy; after the sample is collected, the sample collection pipe is separated from the inner necking, and the valve core spring drives the valve core piece to close the through hole; the structure valve core piece has the advantages of being simple in structure and stable and reliable in operation, the cylindrical main body is matched with the through opening in a guiding mode, the liquid hole is formed in the cylindrical main body, and the through opening is reliably controlled in an opening and closing mode.

Preferably, the valve core spring is sleeved outside the cylindrical main body, one end of the valve core spring is supported on the convex ring, and the other end of the valve core spring is supported at the end part of the inner necking. Under this structural design, the case spring is external, the convenient setting, and the location installation of the case spring of being convenient for has compact structure's advantage.

Preferably, the periphery of the convex ring is provided with a bulge, the bulge surrounds an annular groove, the valve core spring is positioned and matched in the annular groove, and a liquid absorption pad is arranged in the annular groove. Under the structural design, the bulge can better position the valve core spring, and meanwhile, the bulge has a blocking effect, so that liquid leakage can be effectively avoided, even if liquid enters the outer side of the cylindrical main body through the liquid hole in the operation process, the liquid is blocked through the bulge and is adsorbed by the liquid absorption pad; ensuring the cleanness and sanitation in the whole operation process.

Preferably, a plurality of elastic chucks are distributed on the outer peripheral side of the inner necking in the circumferential direction, and a clamping opening is formed between each elastic chuck and the outer peripheral wall of the inner necking. Under this structural design, the afterbody of sample collection pipe pushes away to insert the back that targets in place, gets into to realize in the centre gripping mouth that sample collection pipe and interior neck locking are connected, has locking and unblock easy operation to and simple structure's advantage.

Preferably, the outer periphery of the inner necking is in a stepped shaft shape, a shaft shoulder is formed on the outer periphery of the inner necking, and the elastic clamping head is arranged on the shaft shoulder on the outer periphery of the inner necking. Under this structural design, the shaft shoulder realizes that the sample collection pipe inserts the location, and the convenient elasticity dop of shaft shoulder sets up.

Preferably, the outer circumference side of the valve core disc is provided with positioning fins arranged at intervals along the circumference, the positioning fins are in sliding guide fit in the filtering chamber, and liquid passing intervals for liquid to pass are formed among the positioning fins. Under this structural design, the valve core dish realizes the direction cooperation with the filter chamber for the activity of case spare is reliable.

Preferably, the inner necking is provided with a protective cap which is sleeved on the inner necking. Under this structural design, prevent that the valve core spare is pressed by accident and open the opening, use more safe and reliable.

Preferably, the filter screen is conical. Under this structural design, have that filter area is big, advantage that the filter effect is good.

The present invention will be further described with reference to the accompanying drawings.

Drawings

FIG. 1 is an exploded view of a fecal sample treatment collector according to an embodiment of the present invention;

FIG. 2 is a perspective view of the collection assembly of the assembled helmet according to the embodiment of the present invention;

FIG. 3 is a schematic structural view of a collection assembly combined helmet according to an embodiment of the present invention;

fig. 4 is a schematic structural view of the valve core component according to the embodiment of the present invention.

Detailed Description

Referring to the attached drawings 1-4, the utility model discloses a fecal sample treatment collector, which comprises a collecting group 1 and a testing group 2,

the collecting set 1 comprises a collecting pipe 11 with a collecting chamber 111, wherein a feces taking part 12 is arranged at a top port of the collecting pipe 11, a joint cover 13 is screwed on the top port of the collecting pipe 11, an assembly threaded hole for screwing the feces taking part 12 is arranged on the joint cover 13, the feces taking part 12 is in threaded fit with the assembly threaded hole, the feces taking part 12 extends into the collecting chamber of the collecting pipe 11, a liquid injection channel is arranged in the feces taking part 12, one port of the liquid injection channel is a liquid inlet arranged at one end of the feces taking part extending into the collecting chamber, the other port of the liquid injection channel is a liquid injection port arranged at one end part of the feces taking part extending out of the collecting chamber, a rubber cover is arranged on the liquid injection port, a filter screen 14 is arranged in the bottom of the collecting chamber of the collecting pipe 11, the filter screen 14 is conical, an inner necking neck 15 is arranged at the bottom of the collecting pipe 11, the inner neck 15 is fixedly inserted in the bottom of the collecting pipe 11 and presses, the inner neck 15 is internally provided with a filter chamber 151 communicated with the collection chamber 111 through a filter screen 14, the bottom of the filter chamber 151 is provided with a through hole 152, a sealing component is arranged at the through hole 152, the sealing component comprises a valve core piece 16 which is matched on the through hole 152 in a sliding and guiding mode and used for controlling the opening and closing of the through hole 152, the valve core piece 16 is matched with a valve core spring 17 for driving the valve core piece 16 to close the through hole 152, and the valve core piece 16 is provided with an opening operation part;

the inspection group 2 comprises a sample collecting pipe 21 with a collecting chamber, one end of the sample collecting pipe 21 is a tail pipe orifice, the other end of the sample collecting pipe 21 is a sample drop outlet, a tail cap 22 is arranged on the drop outlet cover, the tail pipe orifice is provided with a sealing cover (not shown in the figure) for opening and closing the collecting chamber, the tail pipe orifice of the sample collecting pipe 21 can be sleeved on the inner necking and communicated with the through hole, and when the tail pipe orifice 211 of the sample collecting pipe is sleeved on the inner necking 15, an opening operation part is triggered to drive the valve core piece 16 to overcome the valve core spring 17 to open the through hole 152. During the use, get in the collection room that stretches into the collection pipe after excrement and urine is gathered to a completion, the indoor injection PBS collecting fluid of collection realizes mixing the filtration, the opening is through the case spare shutoff of seal assembly, the afterbody mouth of pipe cup joints on interior necking down of sample collection pipe, drive case spare simultaneously and overcome the case spring in order to open the opening, realize filter chamber and sample collection pipe intercommunication, liquid after the filtration can get into the sample collection pipe, the collection group that will be connected with the sample collection pipe operates in arranging centrifugal device in, after accomplishing the sample collection, pull out the sample collection pipe from interior necking down, the case spare is at case spring drive lower shutoff opening again. In the operation process, the opening realizes opening and closing control through the case piece, can effectively reduce or avoid liquid through the opening seepage when sample collection pipe cup joints with interior necking down and throw off to make the operation more convenient and clean and tidy.

In this embodiment, the valve core member 16 includes a cylindrical main body 161, the cylindrical main body 161 is slidably and slidably fitted in the through opening 152, one end of the cylindrical main body 161 extends into the filter chamber 151, the other end of the cylindrical main body 161 has a liquid outlet 1611 communicating with an inner cavity of the cylindrical main body 161, one end of the cylindrical main body 161 extending into the filter chamber 151 is provided with a valve core disc 162 closing an upper port of the inner cavity of the cylindrical main body 161, the valve core disc 162 has an annular sealing surface 1621, a valve seat surface 1521 cooperating with the sealing surface 1621 is arranged inside the through opening 152 of the filter chamber 151, a liquid passing hole 1612 communicating with the inner cavity of the cylindrical main body 161 is arranged on a circumferential surface of the cylindrical main body 161, the valve core spring 17 drives the valve core member 16 to tend to partially extend out of the through opening 152 with the liquid passing hole 612 on the cylindrical main body 161 and the sealing surface 1621 cooperates with the valve, the opening operation part is a convex ring 163 extending along the outer diameter of the cylindrical main body 161, a boss matched with the convex ring 163 in a pushing mode is arranged in the tail pipe orifice 211 of the sample collection pipe 21 so as to drive the cylindrical main body 161 to drive the part with the liquid hole 1612 to extend into the filter chamber 51, and the sealing surface is separated from the valve seat surface 1521 to form an opening port, and the sample collection pipe 21 can be locked on the inner necking 15 to form a state that the pressing valve core is in the opening port state. When the through hole is closed, under the action of the valve core spring, the sealing surface of the valve core disc is matched and sealed with the valve seat surface, the liquid passing hole of the cylindrical main body of the valve core piece extends out of the through hole, and meanwhile, the sealing effect is also realized between the circumferential surface of the cylindrical main body and the through hole, so that the reliable sealing and closing of the through hole by the valve core piece are realized; in the process that a pipe port at the tail part of the sample collecting pipe is sleeved and connected with the inner necking part, the boss pushes the convex ring, the cylindrical main body moves axially, the sealing surface of the valve core disc is separated from the valve seat surface, the liquid passing hole gradually enters the filter chamber until the sample collecting pipe is sleeved and connected in place, the valve core piece is in a state of completely opening the through port, the sample collecting pipe is locked, the filter chamber is communicated with the sample collecting pipe through the through port, and the valve core spring stores energy; after the sample is collected, the sample collection pipe is separated from the inner necking, and the valve core spring drives the valve core piece to close the through hole; the structure valve core piece has the advantages of being simple in structure and stable and reliable in operation, the cylindrical main body is matched with the through opening in a guiding mode, the liquid hole is formed in the cylindrical main body, and the through opening is reliably controlled in an opening and closing mode. A protective cap 18 is fitted on the inner constriction 15 and fits over the inner constriction 15. The opening is prevented from being opened by accidentally pressing the valve core piece, so that the use is safer and more reliable; and the protective cap is covered at the later stage, so that the operation is clean and tidy. And the cylindrical main body is in sealing fit with the through hole at the annular surface of one side of the liquid passing hole, which is far away from the valve core disc, so that the leakage of the sample liquid is avoided.

The spool spring 17 is sleeved outside the cylindrical main body 161, one end of the spool spring 17 is supported on the convex ring 163, and the other end of the spool spring 17 is supported at the end of the inner neck 15. The valve core spring is arranged externally, the setting is convenient, the positioning and the installation of the valve core spring are convenient, and the valve core spring has the advantage of compact structure.

The outer periphery of the convex ring 163 is provided with a protrusion 1631, an annular groove 1632 is enclosed by the protrusion 1631, the valve core spring 17 is positioned and fitted in the annular groove 1632, and the liquid absorption pad 164 is arranged in the annular groove 1632. The bulge can better position the valve core spring, and meanwhile, the bulge has a blocking effect, so that liquid leakage can be effectively avoided, even if liquid enters the outer side of the cylindrical main body through the liquid hole in the operation process, the liquid is blocked through the bulge, and the liquid is absorbed through the liquid absorption pad; ensuring the cleanness and sanitation in the whole operation process.

In this embodiment, the outer periphery of the inner neck 15 is in a stepped shaft shape, a plurality of elastic chucks 153 are circumferentially distributed on the outer periphery of the inner neck 15, a shaft shoulder 154 is formed on the outer periphery of the inner neck 15, the elastic chucks 153 are formed on the shaft shoulder 154, a clamping opening 155 is formed between the elastic chucks 153 and the outer periphery of the inner neck 15, the tail of the sample collecting tube 21 can be inserted into and withdrawn from the clamping opening 155, and the tail of the sample collecting tube is inserted into the clamping opening to form a sample collecting tube which is locked on the inner neck to enable the top pressure valve core member to be in an opening state. After the tail of the sample collecting pipe is pushed and inserted in place, the sample collecting pipe enters the clamping port to be connected with the inner necking in a locking mode, and the sample collecting pipe has the advantages of being simple in locking and unlocking operation and simple in structure.

The valve core disc 162 has positioning fins 1622 arranged at intervals along the circumferential direction on the outer circumferential side, the positioning fins 1622 are slidably guided and fitted in the filter chamber 151, and liquid passing intervals 1623 for liquid to pass through are formed between the positioning fins 1622. The valve core disc and the filter chamber are in guiding fit, so that the valve core piece is reliable in movement.

Claims (9)

1. The utility model provides a stool examination ware collection pipe device, is including taking the collection pipe of gathering the room, be equipped with the filter screen in the collection room bottom of gathering the pipe, the bottom of gathering the pipe has one interior constriction, has the filter chamber through filter screen UNICOM collection room in this interior constriction, and the filter chamber bottom has the opening, and opening department is equipped with seal assembly, its characterized in that: the sealing assembly comprises a valve core piece which is matched with the through hole in a sliding guide mode and used for controlling the opening and closing of the through hole, the valve core piece is matched with a valve core spring which drives the valve core piece to close the through hole, and the valve core piece is provided with an opening operation portion.

2. A fecal tester collection tube apparatus according to claim 1 characterized in that: the valve core piece comprises a cylindrical main body, the cylindrical main body is in sliding guide fit in the through hole, one end of the cylindrical main body extends into the filtering chamber, the other end of the cylindrical main body is provided with a liquid outlet communicated with the inner cavity of the cylindrical main body, one end of the cylindrical main body extending into the filtering chamber is provided with a valve core disc for sealing the upper port of the inner cavity of the cylindrical main body, the valve core disc is provided with an annular sealing surface, the inner side of the through hole of the filtering chamber is provided with a valve seat surface matched with the sealing surface, the circumferential surface of the cylindrical main body is provided with a liquid passing hole communicated with the inner cavity of the cylindrical main body, the valve core spring drives the valve core piece to tend to form a part with the cylindrical main body, the liquid passing hole extends out of the cylindrical main body, the sealing surface.

3. A fecal tester collection tube apparatus according to claim 2 characterized in that: the valve core spring is sleeved outside the cylindrical main body, one end of the valve core spring is supported on the convex ring, and the other end of the valve core spring is supported at the end part of the inner necking.

4. A fecal tester collection tube apparatus according to claim 3 characterized in that: the periphery of the convex ring is provided with a bulge, the bulge forms an annular groove in an enclosing mode, the valve core spring is in positioning fit in the annular groove, and a liquid absorption pad is arranged in the annular groove.

5. A stool tester collection tube set according to claim 2 or 3 or 4 characterized in that: a plurality of elastic chucks are distributed on the periphery of the inner necking in the circumferential direction, and a clamping opening is formed between each elastic chuck and the periphery wall of the inner necking.

6. A fecal tester collection tube device according to claim 5 characterized in that: the periphery of the inner necking is in a stepped shaft shape, a shaft shoulder is formed on the periphery of the inner necking, and the elastic clamping head is arranged on the shaft shoulder on the periphery of the inner necking.

7. A stool tester collection tube set according to claim 3 or 4 characterized in that: the outer circumference side of the valve core disc is provided with positioning fins which are arranged at intervals along the circumference, the positioning fins are matched in the filtering chamber in a sliding guiding manner, and liquid passing intervals for liquid to pass are formed among the positioning fins.

8. A fecal tester collection tube apparatus according to claim 1 characterized in that: the inner necking is provided with a protective cap sleeved on the inner necking.

9. A fecal tester collection tube apparatus according to claim 1 characterized in that: the filter screen is conical.

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