CN211317778U - Filter for excrement centrifugal collecting pipe - Google Patents

Abstract

The utility model relates to a filter for excrement and urine centrifugation collection pipe, including two-way adapting unit, collection pole and collection spoon, two-way adapting unit one end is equipped with the collection pole, it is equipped with the collection spoon to gather the pole end, and two-way adapting unit and collection pole are inside to be cavity, gather the micropore that has the array on the pole, micropore and two-way adapting unit and gather the inside intercommunication of pole, the cavity intracavity of two-way adapting unit is equipped with the needle tube seat, is equipped with puncture needle tube on the needle tube seat, and puncture needle tube is located two-way adapting unit's cavity middle part, and two-way adapting unit has the cover. The puncture needle tube design is adopted, the matched separable drip chamber can be realized, and the puncture needle tube has the advantage of clean and tidy operation.

Description

Filter for excrement centrifugal collecting pipe

Technical Field

The utility model relates to a biological detection equipment technical field, the disposable excrement and urine centrifugation collector of saying so certainly, the filter of disposable excrement and urine centrifugation collector of saying so more exactly.

Background

Fecal testing is of great importance for early screening of many diseases, and whether a patient has a bleeding disease of the digestive tract can be screened by testing hemoglobin in the feces, so that fecal testing has become a routine item for many medical institutions to test diseases.

For example, in a disposable excrement centrifugal collector (with an authorization publication number of CN 206208562U) disclosed in chinese patent No. CN 201621336000.X, a filter of the disposable excrement centrifugal collector comprises a bidirectional connecting member, a collecting rod and a collecting spoon, wherein one end of the bidirectional connecting member is connected to a test tube, the other end of the bidirectional connecting member is connected to a dropping funnel, one end of the bidirectional connecting member is provided with the collecting rod, and the tail end of the collecting rod is provided with the collecting spoon; the two-way connecting part and the collecting rod are both hollow, the collecting rod is provided with micropores in an array, and the micropores are communicated with the two-way connecting part and the collecting rod. The mouth that this two-way adapting unit is connected with the dropping funnel is the design of screw thread wide mouth, when removing the dropping funnel operation, remains liquid and drips out easily, and causes discomfort in the sense organ, consequently the dropping funnel of current filter adapted generally does not remove, leads to the sample like this to preserve through the dropping funnel alone, and is inconvenient in the use.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the invention purpose: in order to overcome the defects existing in the prior art, the utility model provides an adopt the design of puncture needle tube, can realize joining in marriage with the effective filter of excrement and urine centrifugation collection of separable drip chamber, have the clean and tidy advantage of operation.

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

the utility model provides a filter for pipe is gathered in excrement and urine centrifugation, includes two-way adapting unit, gathers the pole and gathers the spoon, and two-way adapting unit one end is equipped with gathers the pole, gather the pole end and be equipped with and gather the spoon, two-way adapting unit and gather the inside cavity that is of pole, gather the micropore that has the array on the pole, micropore and two-way adapting unit and gather the inside intercommunication of pole, its characterized in that: the hollow cavity of the bidirectional connecting component is internally provided with a needle tube seat, the needle tube seat is provided with a puncture needle tube, the puncture needle tube is positioned in the middle of the hollow cavity of the bidirectional connecting component, and the bidirectional connecting component is provided with a sleeving pipe section sleeved outside the puncture needle tube.

By adopting the technical scheme, the filter adopts the puncture needle tube to output samples, the opening of the puncture needle tube is small, the residual liquid leakage phenomenon can be reduced, the drip chamber with rubber seal can be matched, and the drip chamber with the rubber seal can be matched, so that the requirement of matching the filter with the drip chamber which can be separated from the filter is met.

Preferably, the sleeving pipe section is internally provided with a movable guide thread, the movable guide thread is matched with a guide plugging plug in a rotating mode, the guide plugging plug comprises a nut seat with an external thread, the external thread of the nut seat is matched with the movable guide thread in a corresponding mode, the nut seat is provided with a through cavity which is axially through, a rubber plugging block is embedded in the through cavity of the nut seat, the nut seat is provided with a dropping funnel connecting structure which is used for the dropping funnel to be connected in a detachable mode, the guide plugging plug can rotate at the end opening of the sleeving pipe section and can extend out of the end opening of the sleeving pipe section, and the guide plugging plug is located at the end opening of the sleeving pipe section and forms a puncture needle tube which is used. Under this structural design, but the guide shutoff blocks off the disengageable connection that supplies the drip chamber and realizes moving through screw thread guide drip chamber, and the guide shutoff stopper can realize sheltering from to the puncture needle tubing simultaneously to when abandonment, the puncture needle pipe does not expose, personnel's when guaranteeing waste disposal safety.

Preferably, the drip chamber connecting structure is a dovetail-shaped dovetail connecting block. Under this structural design, the forked tail shape can realize the linkage in axial and direction of rotation, connects reliably.

Preferably, an inner extension limiting ring is arranged at the port of the sleeve pipe section and is in axial limiting fit with the guide plugging plug. Under this structural design, realize stopping the stopper restriction to the guide shutoff, avoid the guide shutoff stopper to deviate from.

Preferably, the bidirectional connecting component comprises a first cylindrical component, a needle tube component and a sleeving component, the first cylindrical component and the collecting rod are integrally formed, the first cylindrical component extends to form a splicing step part relative to the other end of one end connected with the collecting rod, the needle tube component comprises a cylindrical tube, a needle tube seat is integrally formed in the cylindrical tube, the cylindrical tube is sleeved on the splicing step part of the first cylindrical component, the sleeving component comprises a sleeving tube section and a sleeving component main body with an inner extending limiting ring which is integrally formed, and the tail end of the sleeving component main body extends to form an inner step sleeve sleeved outside the cylindrical tube. The design is convenient for processing and forming of each part, and the guide plug can be pre-installed in the sleeve pipe section and screwed at the port of the sleeve pipe section to enable the drip chamber connecting structure to extend out of the port of the sleeve pipe section.

Preferably, the needle tube seat is funnel-shaped, the liquid inlet port of the puncture needle tube is positioned at the bottom of the needle tube seat, and one side of the needle tube seat, which faces the collecting rod, is provided with a filtering membrane. Under this structural design, the needle tubing seat that leaks hopper-shaped makes things convenient for the gathering of liquid to flow out, and filtration membrane can realize the secondary of excrement sediment and block, improves the filter effect.

Preferably, the filtering membrane is funnel-shaped, and a liquid storage interval is arranged between the filtering membrane and the needle tube seat. Under this structural design, have the advantage that filter area is big, the storage of filtrating can be realized to the stock solution interval.

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

Drawings

FIG. 1 is a perspective view of a filter for a centrifugal fecal collection tube according to an embodiment of the present invention;

FIG. 2 is an exploded view of a filter for a centrifugal fecal collection tube according to an embodiment of the present invention;

fig. 3 is a schematic view of the filter structure for the centrifugal fecal collecting tube according to the embodiment of the present invention.

Detailed Description

Referring to the drawings 1-3, the utility model discloses a filter for excrement and urine centrifugation collection pipe, including two-way adapting unit 1, gather pole 2 and collection spoon 3, 1 one end of two-way adapting unit is equipped with gathers pole 2, gather 2 ends of pole and be equipped with and gather spoon 3, two-way adapting unit 1 and gather 2 inside hollows that are of pole, gather the micropore 21 that has the array on the pole 2, micropore 21 and two-way adapting unit 1 and gather 2 inside intercommunications of pole, be equipped with needle tube seat 11 in the cavity of two-way adapting unit 1, be equipped with puncture needle tube 4 on needle tube seat 11, puncture needle tube 4 is located the cavity middle part of two-way adapting unit 1, and two-way adapting unit 1 has the cup joint pipe section 12 of cover. The filter adopts puncture needle tubing 4 output sample, and 4 mouthfuls of puncture needle tubing are little, can reduce the residual liquid drippage phenomenon, can realize joining in marriage like this and take the sealed drip chamber of rubber to satisfy the filter and join in marriage the drip chamber that can separate with the filter.

The utility model discloses a pipe joint, be equipped with in the overlap joint section 12 and remove guide screw thread 121, it is equipped with guide plug 13 to remove guide screw thread 121 soon, guide plug 13 includes nut seat 131 with external screw thread, the external screw thread of nut seat 131 corresponds the cooperation with removal guide screw thread 121, nut seat 131 has the cavity that link up that axially link up, nut seat 131 link up the cavity and is embedded to have rubber sprue 132, nut seat 131 has the drip chamber connection structure that supplies the drip chamber to take off formula to connect, guide plug 13 can rotate and supply drip chamber connection structure to stretch out overlap joint section 12 port in 12 port departments of overlap joint section, guide plug 13 is located overlap joint section 12 port and constitutes puncture needle tubing 4 and shelters from in overlap joint section 12. The guide plug 13 is used for disconnecting the drip chamber and guiding the drip chamber to move through threads, and the guide plug 13 can shield the puncture needle tube 4, so that the puncture needle tube 4 is not exposed when the puncture needle tube is discarded, and the safety of personnel during waste treatment is ensured. Certainly as the utility model discloses feasible scheme can be directly in the cooperation of drip chamber tail end design external screw thread and cup joint pipe section 12, nevertheless has puncture needle tubing 4 and directly exposes, brings the potential safety hazard in back waste disposal easily after the abandonment. Wherein the drip chamber connection structure is a dovetail connection block 1311 in the shape of a dovetail. The dovetail shape can realize linkage in the axial direction and the rotating direction, and the connection is reliable.

Furthermore, an inner extension limiting ring 14 is arranged at the port of the sleeve pipe section 12, and the inner extension limiting ring 14 is in axial limiting fit with the guide plug 13. The guide plug 13 is limited, and the guide plug 13 is prevented from falling out. The inner extension limiting ring 14 can also be used for positioning and guiding the dropping funnel during axial movement.

For convenient processing and assembly of a filter, a bidirectional connecting part 1 is formed by assembling a plurality of parts, the bidirectional connecting part 1 comprises a first cylindrical part 1-1, a needle tube part 1-2 and a sleeving part 1-3, the first cylindrical part 1-1 and a collecting rod 2 are integrally formed, the other end of the first cylindrical part 1-1, which is connected with the collecting rod 2, extends to form an inserting step part 1-11, the needle tube part 1-2 comprises a cylindrical tube 1-21, a needle tube seat 11 is integrally formed in the cylindrical tube 1-21, the cylindrical tube 1-21 is sleeved on the inserting step part 1-11 of the first cylindrical part 1-1, the sleeving part 1-3 comprises a sleeving part main body 1-31, which is integrally formed by a sleeving tube section 12 and an inner extending limiting ring 14, and an inner platform sleeve 1 sleeved outside the cylindrical tube 1-21 extends from the tail end of the sleeving part main body 1-31 -32. The design is convenient for processing and forming of each part, and the guide plug 13 can be pre-installed in the sleeving pipe section 12 and screwed at the port of the sleeving pipe section 12 to enable the drip chamber connecting structure to extend out of the port of the sleeving pipe section 12.

For further improving the filtering effect, the needle tube seat 11 is funnel-shaped, the liquid inlet port of the puncture needle tube 4 is located at the bottom of the needle tube seat 11, and the side of the needle tube seat 11, which faces the collecting rod 2, is provided with a filtering membrane 15. Funnel-shaped needle tubing seat 11 makes things convenient for the gathering of liquid to flow out, and filtration membrane 15 can realize the secondary of excrement sediment and block, improves the filter effect. Wherein, the filtering membrane 15 is funnel-shaped, and a liquid storage interval is arranged between the filtering membrane 15 and the needle tube seat 11. The filter has the advantage of large filtering area, and the storage of the filter liquid can be realized at the interval of the liquid storage.

Claims (7)

1. The utility model provides a filter for pipe is gathered in excrement and urine centrifugation, includes two-way adapting unit, gathers the pole and gathers the spoon, and two-way adapting unit one end is equipped with gathers the pole, gather the pole end and be equipped with and gather the spoon, two-way adapting unit and gather the inside cavity that is of pole, gather the micropore that has the array on the pole, micropore and two-way adapting unit and gather the inside intercommunication of pole, its characterized in that: the hollow cavity of the bidirectional connecting component is internally provided with a needle tube seat, the needle tube seat is provided with a puncture needle tube, the puncture needle tube is positioned in the middle of the hollow cavity of the bidirectional connecting component, and the bidirectional connecting component is provided with a sleeving pipe section sleeved outside the puncture needle tube.

2. The filter for the fecal centrifugal collection tube according to claim 1, wherein: the pipe joint comprises a pipe joint section and is characterized in that a movable guide thread is arranged in the pipe joint section, the movable guide thread is matched with a guide plugging plug in a rotating mode, the guide plugging plug comprises a nut seat with an external thread, the external thread of the nut seat is matched with the movable guide thread in a corresponding mode, the nut seat is provided with a through cavity which is axially through, a rubber plugging block is embedded in the through cavity of the nut seat, the nut seat is provided with a dropping funnel connecting structure which is used for enabling a dropping funnel to be connected in a disconnecting mode, the guide plugging plug can rotate at the port of the pipe joint section and enables the dropping funnel connecting structure to extend out of the port of the pipe joint section, and the guide plugging plug is located.

3. The filter for the fecal centrifugal collection tube according to claim 2, wherein: the drip chamber connecting structure is a dovetail connecting block in a dovetail shape.

4. The filter for the fecal centrifugal collection tube according to claim 2, wherein: an inner extension limiting ring is arranged at the port of the sleeve pipe section and is in axial limiting fit with the guide plugging plug.

5. The filter for the fecal centrifugal collection tube according to claim 4, wherein: the bidirectional connecting component comprises a first cylindrical component, a needle tube component and a sleeving component, the first cylindrical component and the collecting rod are integrally formed, the first cylindrical component extends to form a splicing step part relative to the other end of one end connected with the collecting rod, the needle tube component comprises a cylindrical tube, a needle tube seat is integrally formed in the cylindrical tube, the cylindrical tube is sleeved on the splicing step part of the first cylindrical component, the sleeving component comprises a sleeving tube section and a sleeving component main body with an inner extending limiting ring which is integrally formed, and the tail end of the sleeving component main body extends to form an inner step sleeve sleeved outside the cylindrical tube.

6. The filter for the fecal centrifugal collection tube according to claim 1, wherein: the needle tube seat is funnel-shaped, the liquid inlet port of the puncture needle tube is positioned at the bottom of the needle tube seat, and one side of the needle tube seat, which faces the collecting rod, is provided with a filtering membrane.

7. The filter for the fecal centrifugal collection tube according to claim 6, wherein: the filtering membrane is funnel-shaped, and a liquid storage interval is arranged between the filtering membrane and the needle tube seat.

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