CN217587269U

CN217587269U - Sample injection equipment

Info

Publication number: CN217587269U
Application number: CN202221514044.2U
Authority: CN
Inventors: 奚经巧; 吴祥建; 奚川淮
Original assignee: Wenzhou Jingchuan Technology Co ltd
Current assignee: Wenzhou Jingchuan Technology Co ltd
Priority date: 2022-06-13
Filing date: 2022-06-13
Publication date: 2022-10-14
Anticipated expiration: 2032-06-13

Abstract

The utility model provides a sample injection equipment includes the base at least, places the sample frame of sample, supplies the directional gliding mount pad of sample frame, the directional actuating mechanism who removes of drive mount pad, promotes directional gliding actuating mechanism and control computer of sample frame on the mount pad, and wherein mount pad moving direction sets up with sample frame sliding direction is perpendicular. The utility model has the advantages that: the utility model discloses place the sample on the sample frame, through automatic pushing mechanism with sample frame propelling movement to check out test set in, avoid artifical manual operation, not only use manpower sparingly, reduce the manual contact sample simultaneously, reduce the risk of virus infection.

Description

Sample injection equipment

Technical Field

The utility model belongs to the technical field of medical science check out test set, especially, relate to a sampling equipment in clinical sample pretreatment.

Background

In the modern medical inspection process, need carry out medical inspection analysis to a large amount of clinical samples, used a large amount of automatic analytical instrument, but many automatic analytical instrument do not possess the autoinjection function, need rely on manual operation, and working strength is big, the inefficiency, hardly satisfies the detection of large sample volume, has the biological safety risk that the easy pathogenic pathogen of staff infects when manual operation simultaneously, consequently urgent need a reduction personnel contact and efficient autoinjection equipment.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that an efficient automatic sampling equipment before analysis is provided.

The utility model discloses a realize through following technical scheme:

a sample feeding device at least comprises a base, a sample rack for placing samples, a rack seat for the sample rack to slide directionally, a driving mechanism for driving the rack seat to move directionally, a pushing mechanism for pushing the sample rack to slide directionally on the rack seat and a control computer, wherein the moving direction of the rack seat is perpendicular to the sliding direction of the sample rack.

Preferably, the lower end of the frame seat is fixed with a movable tray, and the movable tray is movably arranged on the base.

Preferably, the rack seat comprises a plurality of baffle plates and a bottom plate, parallel slideways are formed between every two adjacent baffle plates, the width of each slideway is matched with that of the sample rack, and the sample rack can smoothly slide in the slideway.

Preferably, two groups of parallel slideways with different heights are arranged on the frame seat.

Preferably, the parallel slideway is a square groove arranged on the inner side of the baffle.

Preferably, the square slot is open at one end and closed at the other end, and the closed end is positioned at the position when the sample holder moves to the bottom.

Preferably, the driving mechanism comprises a sliding block in linkage fit with the frame base, a guide rail arranged on the base and matched with the sliding block, a fixed block in linkage fit with the frame base, and a transmission mechanism for driving the fixed block to move along the length direction of the guide rail.

Preferably, the pushing mechanism comprises a movable push rod and a transmission mechanism for driving the movable push rod to move directionally, and the moving direction of the movable push rod is consistent with that of the sample rack.

Preferably, a magnetic metal block which is matched with the sample rack in a magnetic attraction manner is arranged between the movable push rod and the sample rack.

Preferably, the transmission mechanism is a transmission belt transmission mechanism or a screw rod transmission mechanism.

Preferably, the sample holder is in a long strip shape, a plurality of hole sites are arranged in a linear shape side by side, square ribs protrude outwards from two sides of the bottom of the sample holder, the heights of the square ribs on the two sides are not consistent, and magnets are respectively installed on two side end faces of the sample holder.

The utility model has the advantages that: the utility model discloses place the sample on the sample frame, through automatic pushing mechanism with sample frame propelling movement to check out test set in, avoid artifical manual operation, not only use manpower sparingly, reduce the manual contact sample simultaneously, reduce the risk of virus infection.

Drawings

FIG. 1 is a perspective view of the whole body of the present invention;

FIG. 2 is a schematic structural view of the rack of the present invention;

FIG. 3 is a schematic structural view of the sample holder of the present invention;

FIG. 4 is a schematic view of the connection structure between the driving mechanism and the base according to the present invention;

fig. 5 is a schematic view of the connection structure between the driving mechanism and the base at another viewing angle according to the present invention;

fig. 6 is a schematic structural diagram of the pushing mechanism of the present invention.

Detailed Description

The present invention will be further described with reference to the following examples.

Examples

As shown in fig. 1-6, the sample injection apparatus includes a base 1, a sample rack 2 for placing a sample, a rack base 3 for the sample rack 2 to slide directionally, a movable tray 4 disposed under the rack base 3, a driving mechanism 5 for driving the movable tray 4 to move directionally and reciprocally, a pushing mechanism 6 for pushing the sample rack 2 to slide directionally and reciprocally on the rack base 3, and a control computer 7, wherein the moving direction of the rack base 3 is perpendicular to the sliding direction of the sample rack 2. The movable tray 4 is movably arranged on the base 1. The driving mechanism 5 of the present embodiment is provided in the base 1. The pushing mechanism 6 is fixed on the base 1. The movable tray 4 is arranged above the linear guide rail and is horizontally moved by a motor of the driving mechanism 5 under the instruction of the control computer 7; the movable tray 4 is provided with a sunken square groove 41, the size of the sunken square groove is matched with the lower part of the frame seat 3, and the lower part of the frame seat 3 is embedded in the square groove 41 of the movable tray 4. The sample holder 2 is in a strip shape, the height of the sample holder is slightly lower than the length of the sample tube body, a plurality of hole sites are arranged side by side in a linear shape, the diameter of each hole is matched with that of the sample tube body, the distance between every two holes is controlled to be larger than the thickness of the claw of the screw cap head between adjacent sample tube caps placed on the hole sites, and the rotary opening of the claw of the screw cap head is not influenced; the two sides of the bottom of the sample rack 2 protrude outwards to form square ribs 21, and the heights of the square ribs 21 on the two sides are different; the button magnets 22 are respectively arranged on the end faces of two sides of the sample rack 2, and the position of the button magnet 22 at one end corresponds to the position of a magnetic metal block of a sample rack traction head of the sample cup dividing equipment and is mutually attracted when in contact; the position of the button magnet 22 at the other end corresponds to the position of the magnetic metal block of the push arm of the sample holder 2, and the button magnet and the push arm are mutually attracted when in contact; the surface of the magnet 22 is flat with the side surface of the sample rack; one side of the hole of the sample frame 2 is provided with a square hollow window 23.

Frame seat 3 in this embodiment include that polylith baffle 32 and bottom plate 33 constitute, this embodiment bottom plate 33 is one, is fixed with the baffle 32 of polylith parallel arrangement each other on it, is equipped with the space that supplies sample frame 2 embedding between two baffles 32, constitutes parallel slide 31 between two adjacent baffles 32, slide 31 width and 2 width phase-matchs of sample frame, sample frame 2 can smoothly slide in slide 31. Two groups of parallel slideways 31 with different heights are arranged on the frame base 3. The parallel slideway 31 in this embodiment is a square groove arranged on the inner side of the baffle 32. High sample frame 2 inserts the square groove in below, and low sample frame 2 inserts the square groove in top, makes the 2 tops of sample frame of different models be in same high position.

In order to position the sample holder 2 on the holder 3 and prevent the sample holder 2 from sliding out of the holder 3, the square groove is designed to have an open end at one end so as to facilitate the insertion of the sample holder, and a closed end at the other end so that the sample holder can be positioned when moving to the bottom; the size and position of the square groove are matched with the square ribs 21 at the bottom of the sample rack 2, the square ribs 21 are inserted into the square groove, and the sample rack 2 moves under the pushing and pulling of the control computer 7 directive pushing mechanism.

The driving mechanism 5 in this embodiment includes a slider (not shown in the drawings) cooperating with the frame base 3, a guide rail 52 disposed on the base 1 and cooperating with the slider, a fixing block 51 cooperating with the frame base 3, and a transmission mechanism 8 for driving the fixing block 51 to move along the length direction of the guide rail. In this embodiment, the slider is fixedly connected to the movable tray 4, the fixing block penetrates through the base, and the base is provided with a long groove for the fixing block to move.

The pushing mechanism 6 in this embodiment includes a movable push rod 61 and a transmission mechanism 8 for driving the movable push rod 61 to move directionally, and the moving direction of the movable push rod 61 is the same as the moving direction of the sample holder 2. Under the action of magnetic attraction, the transmission mechanism 8 of the pushing mechanism 6 pushes and pulls the sample frame to move in the slideway 31 through the push rod 61 under the instruction of the control computer 7, the push arm at the bottom end of the slideway 31 can continuously move to be separated from the sample frame 2, and the sample frame 2 is blocked by the closed end of the square groove of the frame seat 3 and can not continuously move.

In order to bring the sample holder 2 out of the movable push rod 61 during movement, a magnetic metal block magnetically attracted and matched with the movable push rod 61 and the sample holder 2 is disposed between the movable push rod 61 and the sample holder 2, specifically, in this embodiment, the magnet 22 is disposed on the sample holder 2, and the magnet 22 or the magnetic metal member 611 attracted to the magnet 22 is disposed at a corresponding position of the corresponding movable push rod 61.

The transmission mechanism 8 is a transmission belt transmission mechanism 8 or a screw rod transmission mechanism 8, and both the transmission mechanisms 8 are in the prior art and are not described in detail herein.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that simple modifications and substitutions by those skilled in the art are within the scope of the present invention without departing from the spirit and scope of the present invention.

Claims

1. A kind of sample injection equipment, its characterized in that: the sample rack device at least comprises a base, a sample rack for placing a sample, a rack seat for the sample rack to directionally slide, a driving mechanism for driving the rack seat to directionally move, a pushing mechanism for pushing the sample rack to directionally slide on the rack seat and a control computer, wherein the moving direction of the rack seat is perpendicular to the sliding direction of the sample rack.

2. A sample introduction device according to claim 1, wherein: the lower end of the frame seat is fixed with a movable tray which is movably arranged on the base.

3. A sample introduction device according to claim 1, wherein: the rack seat comprises a plurality of baffles and a bottom plate, parallel slide ways are formed between every two adjacent baffles, the width of each slide way is matched with that of the sample rack, and the sample rack can smoothly slide in the slide ways.

4. A sample introduction device according to claim 3, wherein: two groups of parallel slideways with different heights are arranged on the frame seat.

5. A sample introduction device according to claim 3 or 4, wherein: the parallel slide is a square groove arranged on the inner side of the baffle, one end of the square groove is open, the other end of the square groove is closed, and the closed end is positioned at the position when the sample rack moves to the bottom.

6. The sample injection device of claim 1, wherein: the driving mechanism comprises a sliding block in linkage fit with the frame base, a guide rail arranged on the base and matched with the sliding block, a fixed block in linkage fit with the frame base, and a transmission mechanism for driving the fixed block to move along the length direction of the guide rail.

7. A sample introduction device according to claim 1, wherein: the pushing mechanism comprises a movable push rod and a transmission mechanism for driving the movable push rod to move directionally, and the moving direction of the movable push rod is consistent with that of the sample rack.

8. A sample introduction device according to claim 7, wherein: and a magnetic metal block which is matched with the sample rack in a magnetic attraction manner is arranged between the movable push rod and the sample rack.

9. A sample introduction device according to claim 6 or 7, wherein: the transmission mechanism is a transmission belt transmission mechanism or a screw rod transmission mechanism.

10. The sample injection device of claim 1, wherein: the sample frame be rectangular form, be the linear a plurality of hole sites that set up side by side, the outside square muscle of outstanding in sample frame bottom both sides, the square muscle height of both sides is inconsistent, magnet is installed respectively to the both sides terminal surface of sample frame.