CN217384942U

CN217384942U - Detection sample pretreatment equipment for medical detection

Info

Publication number: CN217384942U
Application number: CN202221289340.7U
Authority: CN
Inventors: 高永生; 周璐娜; 李增行
Original assignee: Zhengzhou Lingsheng Medical Laboratory Co ltd
Current assignee: Zhengzhou Lingsheng Medical Laboratory Co ltd
Priority date: 2022-05-25
Filing date: 2022-05-25
Publication date: 2022-09-06
Anticipated expiration: 2032-05-25

Abstract

The utility model provides a detect sample preliminary treatment equipment for medical treatment detects, the on-line screen storage device comprises a base, the inboard fixedly connected with apron at base top, the apron top is rotated through the support ring and is connected with the test tube plate rail, the inside fixedly connected with driving motor of base, driving motor's output and test tube plate rail fixed connection, test tube plate rail top evenly is provided with the sample test tube, the spacing axle of intermediate position department fixedly connected with at test tube plate rail top, spacing axle outside sliding connection has fan-shaped connecting plate, the equal fixedly connected with location in top that is located the sample test tube on the fan-shaped connecting plate is chewed, be provided with liquid feeding mechanism directly over the fan-shaped connecting plate, liquid feeding mechanism is located the bottom of cantilever, cantilever one end fixedly connected with stand, stand lower extreme and apron fixed connection. The utility model has the advantages of be convenient for add preliminary treatment liquid and mix simultaneously.

Description

Detection sample pretreatment equipment for medical detection

Technical Field

The utility model belongs to the technical field of the medical treatment detects and specifically relates to a detect sample pretreatment of equipment for medical treatment detects has been related to.

Background

Medical testing is the testing of materials taken from the human body in the aspects of microbiology, immunology, biochemistry, genetics, hematology, biophysics, cytology and the like, thereby providing a science of information for preventing, diagnosing and treating human diseases and evaluating human health, and samples need to be pretreated in the medical testing process to prepare for subsequent testing.

Conventional sample preprocessing equipment is not convenient for mix sample and pretreatment liquid, adopts the mode of artifical manual addition pretreatment liquid to reduce work efficiency, is not suitable for a large amount of sample preliminary treatment. 2020.04.02, application number are CN 202010256050.1's patent document discloses a whole blood sample preprocessing device in, and it includes preliminary treatment pipe and preliminary treatment diluent, and the preliminary treatment diluent holds in the preliminary treatment pipe, is equipped with the nonrust steel ball of a plurality of in the body, accelerates the speed of the intraductal liquid misce bene of preliminary treatment through adding nonrust steel ball, the component of preliminary treatment diluent include buffer solution, surfactant, inorganic salt, stabilizer and antiseptic, the preliminary treatment pipe includes body and pipe cap, the body is cylindrical pipe, the bottom of body is equipped with the arc concave surface, the opening part at the body is established to the pipe cap, pipe cap and body sealing connection. The whole blood sample pretreatment device can pretreat the collected whole blood sample without separating serum or plasma, the pretreated whole blood sample can be widely applied to detection of a full-automatic biochemical analyzer and a specific protein analyzer, the detection efficiency is higher, and the stability is good; the stabilizing agent component in the pretreated diluent is beneficial to the preservation of the object to be detected in the sample, the detection accuracy is improved, and the repeatability is good. However, this solution still does not facilitate the addition of a pretreatment solution.

Disclosure of Invention

In order to solve the problem existing in the background art, the utility model provides a detection sample pretreatment equipment for medical detection.

The utility model provides a detect sample preliminary treatment equipment for medical treatment detects, the on-line screen storage device comprises a base, the inboard fixedly connected with apron at base top, the apron top is rotated through the support ring and is connected with the test tube plate rail, the inside fixedly connected with driving motor of base, driving motor's output and test tube plate rail fixed connection, test tube plate rail top evenly is provided with the sample test tube, the spacing axle of intermediate position department fixedly connected with at test tube plate rail top, spacing off-axial side sliding connection has fan-shaped connecting plate, the equal fixedly connected with location in top that lies in the sample test tube on the fan-shaped connecting plate is chewed, be provided with liquid feeding mechanism directly over the fan-shaped connecting plate, liquid feeding mechanism is located the bottom of cantilever, cantilever one end fixedly connected with stand, stand lower extreme and apron fixed connection.

Based on the above, the middle position department fixedly connected with U-shaped connecting piece at fan-shaped connecting plate top, the top of U-shaped connecting piece is rotated and is connected with electric putter, electric putter and cantilever fixed connection.

Based on the above, liquid feeding mechanism includes the annular plate, the annular plate bottom corresponds fixedly connected with liquid feeding mouth is chewed in the location, annular plate top fixedly connected with preliminary treatment liquid case.

On the basis, annular plate top fixedly connected with link, link sliding connection is in electric putter's the outside, the outside fixedly connected with spacing ring one of electric putter stiff end, the top that the electric putter outside is located spacing ring one is provided with reset spring one, reset spring one is located the bottom of link.

Based on the above, the liquid feeding nozzle comprises a liquid outlet pipe, the liquid outlet pipe is fixedly connected with the annular plate, the inner limiting sleeve is fixedly connected with the inner side of the liquid outlet pipe, the inner side of the inner limiting sleeve is slidably connected with a movable sleeve, the liquid outlet nozzle is fixedly connected with the bottom of the movable sleeve, the outer side between the movable sleeve and the liquid outlet nozzle is located on the inner side of the liquid outlet pipe and is fixedly connected with a second limiting ring, the top, located on the second limiting ring, of the outer side of the movable sleeve is provided with a second reset spring, the second reset spring is located between the inner limiting sleeve and the second limiting ring, and the liquid outlet hole is formed in the outer side of the upper end of the movable sleeve.

On the basis, the bottom of the fan-shaped connecting plate corresponds the seal groove has all been seted up to the sample test tube, the seal groove mutually supports with the external diameter of sample test tube.

Compared with the prior art, the utility model has substantive characteristics and progress, in particular to a device which comprises a sample test tube rack, a plurality of sample test tubes are loaded through the test tube rack one by one through placing the sample test tubes on the top of the test tube rack, then a fan-shaped connecting plate which is connected with the outside of a limiting shaft in a sliding way slides downwards, the fan-shaped connecting plate can be matched with the sample test tubes under the limitation of the limiting shaft, the top of the sample test tubes are sealed through the fan-shaped connecting plate, then a liquid adding mechanism right above the fan-shaped connecting plate is used for adding pretreatment liquid into the sample test tubes through a positioning nozzle, the adding efficiency of the pretreatment liquid is improved, then a driving motor in a base is started, the driving motor drives the test tube rack to rotate stably through a supporting ring on the top of a cover plate, and then samples in the plurality of sample test tubes are mixed with the pretreatment liquid simultaneously, the efficiency of mix is improved, in mixing process, the test tube plate rail can rotate together through spacing axle drive fan-shaped connecting plate, and then makes fan-shaped connecting plate seal the top of sample test tube always, prevents that the sample test tube from rotating the in-process condition of appearing leaking, has the advantage of being convenient for add preliminary treatment liquid and mixing simultaneously.

Drawings

Fig. 1 is a schematic view of the axial measurement structure of the present invention.

Fig. 2 is a schematic view of the bottom shaft measuring structure of the present invention.

Fig. 3 is a schematic diagram of the explosion structure of the present invention.

Fig. 4 is a schematic sectional structure view of the liquid feeding nozzle of the present invention.

Description of reference numerals: the device comprises a base 1, a cover plate 2, a support ring 3, a test tube tray frame 4, a driving motor 5, a sample test tube 6, a limiting shaft 7, a fan-shaped connecting plate 8, a positioning nozzle 9, a cantilever 10, an upright post 11, a U-shaped connecting piece 12, an electric push rod 13, an annular plate 14, a liquid adding nozzle 15, a pretreatment liquid box 16, a connecting frame 17, a first limiting ring 18, a first return spring 19, a liquid outlet pipe 20, an inner limiting sleeve 21, a movable sleeve 22, a liquid outlet nozzle 23, a second limiting ring 24, a second return spring 25, a liquid outlet hole 26 and a sealing groove 27.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without any creative effort belong to the protection scope of the present invention.

As shown in fig. 1-4, a device for pretreating a test sample for medical testing comprises a base 1, a cover plate 2 is fixedly connected to the inner side of the top of the base 1, the top of the cover plate 2 is rotatably connected with a test tube tray 4 through a support ring 3, a driving motor 5 is fixedly connected to the inside of the base 1, the output end of the driving motor 5 is fixedly connected with the test tube tray 4, sample test tubes 6 are uniformly arranged on the top of the test tube tray 4, a limiting shaft 7 is fixedly connected to the middle position of the top of the test tube tray 4, a fan-shaped connecting plate 8 is slidably connected to the outer side of the limiting shaft 7, a positioning nozzle 9 is fixedly connected to the top of each sample test tube 6 on the fan-shaped connecting plate 8, a liquid adding mechanism is arranged right above the fan-shaped connecting plate 8 and is arranged at the bottom of a cantilever 10, a column 11 is fixedly connected to one end of the cantilever 10, the lower end of the upright post 11 is fixedly connected with the cover plate 2.

When the device is used, the sample test tubes 6 are placed on the top of the test tube tray 4 one by one, the sample test tubes 6 are borne by the test tube tray 4, then the fan-shaped connecting plate 8 in sliding connection with the outer side of the limiting shaft 7 slides downwards, the fan-shaped connecting plate 8 can be matched with the sample test tubes 6 under the limitation of the limiting shaft 7, the tops of the sample test tubes 6 are sealed by the fan-shaped connecting plate 8, then the pretreatment liquid is added into the sample test tubes 6 through the positioning nozzles 9 by the liquid adding mechanism right above the fan-shaped connecting plate 8, the adding efficiency of the pretreatment liquid is improved, then the driving motor 5 inside the base 1 is started, the driving motor 5 drives the test tube tray 4 to stably rotate on the top of the cover plate 2 through the support ring 3, and then the samples in the sample test tubes 6 are mixed with the pretreatment liquid simultaneously, and the mixing efficiency is improved, in mixing process, test tube plate rail 4 can rotate fan-shaped connecting plate 8 through spacing axle 7 drive together, and then makes fan-shaped connecting plate 8 seal sample test tube 6's top always, prevents that sample test tube 6 from the condition that leaks from appearing rotating the in-process.

Specifically, the intermediate position department fixedly connected with U-shaped connecting piece 12 at 8 tops of fan-shaped connecting plate, the top of U-shaped connecting piece 12 is rotated and is connected with electric putter 13,

electric putter

13 and 10 fixed connection of cantilever promote U-shaped connecting piece 12 through electric putter 13, and then make U-shaped connecting piece 12 drive fan-shaped connecting plate 8 and go up and down to in 8 automatic sample test tubes 6 of drive fan-shaped connecting plate seal and open, improved degree of automation, and U-shaped connecting piece 12 rotates with electric putter 13's output and is connected, make fan-shaped connecting plate 8 drive U-shaped connecting piece 12 and rotate and do not cause the influence to electric putter 13.

Liquid feeding mechanism includes annular plate 14, the 14 bottom correspondence of annular plate 9 fixedly connected with liquid feeding mouth 15 is chewed in the location, 14 top fixedly connected with of annular plate preliminary treatment liquid case 16 is through being close to annular plate 14 to fan-shaped connecting plate 8, makes the liquid feeding mouth 15 of 14 bottoms of annular plate and the location at 8 tops of fan-shaped connecting plate chew 9 mutual butt joint cooperation, makes the inside preliminary treatment liquid of preliminary treatment liquid case 16 chew 15 and the inside that the location chewed 9 entering sample test tube 6 through the liquid feeding, and preliminary treatment liquid case 16 top is provided with the inlet and is used for supplementing or changing preliminary treatment liquid.

In reality, the top of the annular plate 14 is fixedly connected with a connecting frame 17, the connecting frame 17 is connected to the outer side of the electric push rod 13 in a sliding manner, the outer side of the fixed end of the electric push rod 13 is fixedly connected with a first limiting ring 18, the outer side of the electric push rod 13, which is positioned at the top of the first limiting ring 18, is provided with a first return spring 19, the first return spring 19 is positioned at the bottom of the connecting frame 17, the annular plate 14 is loaded through the connecting frame 17, the connecting frame 17 is assembled on the outer side of the electric push rod 13 in a sliding manner, so that the connecting frame 17 can slide and rotate up and down on the outer side of the electric push rod 13, and further, when in use, the connecting frame 17 is pressed downwards manually, so that the liquid feeding nozzle 15 at the bottom of the annular plate 14 is adjusted through the connecting frame 17 to be matched with the positioning nozzle 9, and under the action of the first return spring 19 on the outer side of the electric push rod 13, when the annular plate 14 is released from being pressed downwards, the first reset spring 19 pushes the connecting frame 17 to reset, and then the annular plate 14 at the bottom of the connecting frame 17 resets, so that the annular plate 14 is automatically away from the fan-shaped connecting plate 8 and the positioning nozzle 9 after liquid is added, and the influence on the rotation of the fan-shaped connecting plate 8 and the positioning nozzle 9 is prevented.

The liquid adding nozzle 15 comprises a liquid outlet pipe 20, the liquid outlet pipe 20 is fixedly connected with the annular plate 14, the inner side of the liquid outlet pipe 20 is fixedly connected with an inner limiting sleeve 21, the inner side of the inner limiting sleeve 21 is connected with a movable sleeve 22 in a sliding manner, the bottom of the movable sleeve 22 is fixedly connected with a liquid outlet nozzle 23, the outer side between the movable sleeve 22 and the liquid outlet nozzle 23 is positioned in the liquid outlet pipe 20 and is fixedly connected with a limiting ring II 24, the outer side of the movable sleeve 22 is positioned at the top of the limiting ring II 24 and is provided with a return spring II 25, the return spring II 25 is positioned between the inner limiting sleeve 21 and the limiting ring II 24, the outer side of the upper end of the movable sleeve 22 is provided with a liquid outlet 26, when the annular plate 14 presses the positioning nozzle 9 downwards, the liquid adding nozzle 15 at the bottom of the annular plate 14 is pressurized, the liquid outlet nozzle 23 in the liquid adding nozzle 15 pushes the movable sleeve 22 to slide at the inner side of the inner limiting sleeve 21, the inner limiting sleeve 21 is fixed at the inner side of the liquid outlet pipe 20, and then the movable sleeve 22 compresses the second return spring 25 through the second limit ring 24, when the liquid outlet 26 at the upper end of the movable sleeve 22 is positioned at the outer side of the inner limit sleeve 21, the pretreatment liquid in the liquid outlet pipe 20 enters the movable sleeve 22 through the liquid outlet 26, and finally enters the positioning nozzle 9 through the liquid outlet nozzle 23 for adding.

The bottom of fan-shaped connecting plate 8 corresponds seal groove 27 has all been seted up to sample test tube 6, seal groove 27 and sample test tube 6's external diameter mutually support, improve the leakproofness to test tube 6 open-ended.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A test sample pretreatment apparatus for medical testing, characterized by: the test tube rack comprises a base, the inboard fixedly connected with apron at base top, the apron top is rotated through the support ring and is connected with the test tube plate rail, the inside fixedly connected with actuating motor of base, actuating motor's output and test tube plate rail fixed connection, test tube plate rail top evenly is provided with the sample test tube, the spacing axle of intermediate position department fixedly connected with at test tube plate rail top, spacing off-axial side sliding connection has fan-shaped connecting plate, the equal fixedly connected with location in top that lies in the sample test tube on the fan-shaped connecting plate is chewed, be provided with liquid feeding mechanism directly over the fan-shaped connecting plate, liquid feeding mechanism is located the bottom of cantilever, cantilever one end fixedly connected with stand, stand lower extreme and apron fixed connection.

2. The test sample pretreatment apparatus for medical test according to claim 1, characterized in that: the fan-shaped connecting plate is characterized in that a U-shaped connecting piece is fixedly connected to the middle position of the top of the fan-shaped connecting plate, an electric push rod is rotatably connected to the top of the U-shaped connecting piece, and the electric push rod is fixedly connected with the cantilever.

3. The test sample pretreatment apparatus for medical test according to claim 1, characterized in that: the liquid feeding mechanism comprises an annular plate, the bottom of the annular plate corresponds to the positioning nozzle fixedly connected with liquid feeding nozzle, and the top of the annular plate is fixedly connected with a pretreatment liquid box.

4. The apparatus for pretreating a test sample for medical test according to claim 3, wherein: the annular plate top fixedly connected with link, link sliding connection is in electric putter's the outside, the outside fixedly connected with spacing ring one of electric putter stiff end, the top that the electric putter outside is located spacing ring one is provided with reset spring one, reset spring one is located the bottom of link.

5. The apparatus for pretreating a test sample for medical test according to claim 3, wherein: the liquid feeding nozzle comprises a liquid outlet pipe, the liquid outlet pipe is fixedly connected with the annular plate, an inner limiting sleeve is fixedly connected to the inner side of the liquid outlet pipe, a movable sleeve is slidably connected to the inner side of the inner limiting sleeve, a liquid outlet nozzle is fixedly connected to the bottom of the movable sleeve, a second limiting ring is fixedly connected to the inner side of the liquid outlet pipe on the outer side between the movable sleeve and the liquid outlet nozzle, a second reset spring is arranged at the top of the second limiting ring on the outer side of the movable sleeve, the second reset spring is arranged between the inner limiting sleeve and the second limiting ring, and a liquid outlet hole is formed in the outer side of the upper end of the movable sleeve.

6. The test sample pretreatment apparatus for medical test according to claim 1, characterized in that: the bottom of fan-shaped connecting plate corresponds the seal groove has all been seted up to the sample test tube, the seal groove is mutually supported with the external diameter of sample test tube.