CN217334007U

CN217334007U - Automatic sample inlet and outlet system for mass spectrometer

Info

Publication number: CN217334007U
Application number: CN202220803650.XU
Authority: CN
Inventors: 郑毅; 邱明; 张会永
Original assignee: Ruilaipu Hangzhou Medical Technology Co ltd
Current assignee: Ruilaipu Hangzhou Medical Technology Co ltd
Priority date: 2022-04-08
Filing date: 2022-04-08
Publication date: 2022-08-30
Anticipated expiration: 2032-04-08

Abstract

The utility model discloses an automatic business turn over appearance system for mass spectrograph, concretely relates to mass spectrograph field, including supporting the chassis, support the positive fixedly connected with support column in top on chassis, the top fixedly connected with support round platform of support column, the top of supporting the round platform is provided with the feed table, the positive fixedly connected with dwang in bottom of feed table, the fixed cover in bottom of dwang is equipped with drive gear, and the middle part of supporting the chassis is provided with driving motor, and driving motor's output is connected with the driving plate. The utility model discloses at first through starting micro motor, can drive two splint in proper order and remove to relative one side, it is fixed that the convenience carries out the centre gripping to the sample bottle, improves the stability that the sample bottle removed to through the rubber pad that sets up, play the effect of protection, then drive dwang intermittent type formula rotation in proper order through starting driving motor, thereby it is rotatory to drive feeding tray intermittent type formula, makes things convenient for business turn over a kind to use, and then improves work efficiency.

Description

Automatic sample inlet and outlet system for mass spectrometer

Technical Field

The utility model relates to a mass spectrograph technical field, more specifically say, the utility model relates to an automatic business turn over appearance system for mass spectrograph.

Background

The mass spectrometer is an instrument for separating and detecting different isotopes, namely, the instrument for separating and detecting substances according to the mass difference of substance atoms, molecules or molecular fragments according to the principle that charged particles can deflect in an electromagnetic field, wherein the inductively coupled plasma mass spectrometer is one of a plurality of mass spectrometers and is a top-level instrument in the field of testing trace elements in the world nowadays, an automatic sample injector is an indispensable part of the inductively coupled plasma mass spectrometer, and the sample injection stability can be ensured through the sample injector.

In chinese patent No. 201711129896.3, a double-circuit autosampler system and an operating method thereof are disclosed, described in this patent, through double-circuit autosampler system, the efficiency of test samples has been improved, but the sample inlet pipe and the sample outlet pipe of traditional autosampler can only be worn out along a fixed path, the flexibility is relatively poor, certain limitation is provided, furthermore, traditional autosampler does not set up limit structure, when autosampler installs to the mass spectrograph inside, the degree of accuracy of its installation is relatively poor, it can be guaranteed that the position is accurate to need to adjust the installation position many times, it is time-consuming and labor-consuming. And when in actual use, the existing sample inlet and outlet mechanism can only enter the sample bottle which is not detected after the sample bottle which is detected is moved out when in use, and the working efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides an automatic business turn over appearance system for mass spectrograph, through the splint that set up and the cooperation of driving disc, solid fixed ring isotructure, can conveniently fix the sample bottle and carry out business turn over appearance to the sample bottle and use, improve work efficiency, improve the stability that the sample bottle removed simultaneously to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an automatic sample inlet and outlet system for a mass spectrometer comprises a supporting chassis, wherein a supporting column is fixedly connected to the center of the top of the supporting chassis, a supporting circular table is fixedly connected to the top of the supporting column, a feeding disc is arranged on the top of the supporting circular table, and a rotating rod is fixedly connected to the center of the bottom of the feeding disc;

the fixed cover in bottom of dwang is equipped with drive gear, the middle part that supports the chassis is provided with driving motor, driving motor's output is connected with the driving plate, the spacing ring has been seted up at the top of supporting the round platform, the solid fixed ring of bottom fixedly connected with of feeding plate, the slide has been seted up at the top of feeding plate, the middle part bilateral symmetry of slide is provided with the slider, the top fixedly connected with splint of slider, two the relative one side symmetry fixedly connected with rubber pad of splint, the middle part of slide is provided with the threaded rod, the one end of threaded rod is connected with micro motor.

In a preferred embodiment, the rotating rod penetrates through the middle of the supporting column and extends to the inside of the supporting chassis, the transmission gear is arranged inside the supporting chassis, a lateral wall body of the transmission disc is provided with teeth, the teeth on the surface of the transmission disc are meshed with the wall body of the transmission gear, the position of the fixing ring corresponds to the position of the limiting ring, the fixing ring is arranged inside the limiting ring, and the bottom of the fixing ring is provided with a rolling ball.

In a preferred embodiment, the slide is a plurality of in quantity, evenly distributed is around the top of feed table, splint set up the top at the feed table, the cross sectional shape of splint sets up to the arc, the size of slider and the inner chamber size looks adaptation of slide, micro motor sets up the one side that is close to the dwang at the threaded rod, the threaded rod runs through the middle part of slider, the surface screw thread symmetry at the both ends of threaded rod, the wall body threaded connection of threaded rod and slider.

The utility model discloses a technological effect and advantage:

1. the utility model discloses at first through starting micro motor, can drive two splint in proper order and remove to relative one side, conveniently carry out centre gripping fixed to the sample bottle, improve the stability that the sample bottle removed, and through the rubber pad that sets up, play the effect of protection, then drive dwang intermittent type formula rotation through starting driving motor in proper order, thereby drive the batch type rotation of pay-off table, conveniently pass in and out the appearance and use, and then improve work efficiency, and can improve the stability of dwang and pay-off table through the support column that sets up and support round platform, thereby improve the stability of passing in and out the sample;

2. the utility model further improves the stability of the feeding plate through the matching of the arranged limiting ring and the fixed ring, plays the role of abrasion resistance through the arranged rolling ball, and improves the moving stability of the clamping plate through the matching of the arranged sliding block and the arranged sliding way, thereby improving the clamping stability effect;

to sum up, through the above-mentioned interact of a plurality of effects, can conveniently fix the sample bottle and carry out business turn over appearance to the sample bottle and use, improve work efficiency, improve the stability that the sample bottle removed simultaneously.

Drawings

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

Fig. 2 is a schematic view of the overall overlooking structure of the present invention.

Fig. 3 is a schematic structural view of the supporting circular truncated cone and the supporting chassis of the present invention.

Fig. 4 is a schematic structural view of the transmission plate and the transmission gear of the present invention.

The reference signs are: 1. a support chassis; 2. a support pillar; 3. a supporting circular table; 4. a feed tray; 5. rotating the rod; 6. a transmission gear; 7. a drive motor; 8. a drive plate; 9. a limiting ring; 10. a fixing ring; 11. a slideway; 12. a slider; 13. a splint; 14. a rubber pad; 15. a threaded rod; 16. a micro motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 creative work belong to the protection scope of the present invention.

As shown in fig. 1-4, the automatic sample inlet and outlet system for a mass spectrometer comprises a support chassis 1, a support pillar 2 is fixedly connected to the center of the top of the support chassis 1, a support circular truncated cone 3 is fixedly connected to the top of the support pillar 2, a feed tray 4 is arranged on the top of the support circular truncated cone 3, and a rotating rod 5 is fixedly connected to the center of the bottom of the feed tray 4;

the fixed cover in bottom of dwang 5 is equipped with drive gear 6, the middle part that supports chassis 1 is provided with driving motor 7, driving motor 7's output is connected with driving plate 8, spacing ring 9 has been seted up at the top of support round platform 3, the solid fixed ring 10 of bottom fixedly connected with of pay-off dish 4, slide 11 has been seted up at the top of pay-off dish 4, the middle part bilateral symmetry of slide 11 is provided with slider 12, the top fixedly connected with splint 13 of slider 12, the relative one side symmetry fixedly connected with rubber pad 14 of two splint 13, the middle part of slide 11 is provided with threaded rod 15, the one end of threaded rod 15 is connected with micro motor 16.

As shown in attached figures 1, 2 and 4, a rotating rod 5 penetrates through the middle part of a supporting column 2 and extends to the inside of a supporting chassis 1, a transmission gear 6 is arranged inside the supporting chassis 1, a side wall body of the transmission disk 8 is provided with teeth, the teeth on the surface of the transmission disk 8 are meshed with the wall body of the transmission gear 6, the position of a fixing ring 10 corresponds to the position of a limiting ring 9, the fixing ring 10 is arranged inside the limiting ring 9, the bottom of the fixing ring 10 is provided with a rolling ball, so that the rotating rod 5 is sequentially driven to intermittently rotate by starting a driving motor 7, the feeding disk 4 is driven to intermittently rotate to facilitate sample feeding and discharging, the stability of the rotating rod 5 and the feeding disk 4 can be improved by the supporting column 2 and the supporting circular truncated cone 3, the stability of the sample feeding and discharging is improved, and the stability of the feeding disk 4 is further improved by the matching of the limiting ring 9 and the fixing ring 10, and the arranged rolling ball plays a role in preventing abrasion.

As shown in the attached figures 1-3, the number of the slide ways 11 is a plurality, the slide ways are evenly distributed around the top of the feeding tray 4, the clamping plates 13 are arranged at the top of the feeding tray 4, the cross-sectional shapes of the clamping plates 13 are set to be arc-shaped, the size of the slide block 12 is matched with the size of the inner cavity of the slide way 11, the micro motor 16 is arranged at one side of the threaded rod 15 close to the rotating rod 5, the threaded rod 15 penetrates through the middle part of the slide block 12, the outer surface threads at the two ends of the threaded rod 15 are symmetrical, the wall body of the threaded rod 15 is in threaded connection with the wall body of the slide block 12, so that the two clamping plates 13 can be sequentially driven to move towards the opposite side by starting the micro motor 16, the sample bottle can be conveniently clamped and fixed, the moving stability of the sample bottle is improved, the protection effect is achieved by the arranged rubber pads 14, and the moving stability of the clamping plates 13 is improved by the matching of the arranged slide block 12 and the slide way 11, thereby improving the clamping stability effect.

The utility model discloses the theory of operation: when the device is used, the support chassis 1 is only required to be moved to enable the middle part of the slide way 11 on one side of the top of the feeding plate 4 to be positioned under a mass spectrometer detection probe, then a micro motor 16 far away from one side of the mass spectrometer is started, the slide block 12 slides in the slide way 11 through the threaded rod 15 to drive the clamping plates 13 to move, then sample bottles are placed in the middle parts of the two clamping plates 13, and the micro motor 16 is started reversely to sequentially drive the clamping plates 13 to clamp and fix the sample bottles, so that the placement of the sample bottles can be completed;

then starting a driving motor 7 to enable a transmission disc 8 to rotate, when the transmission disc 8 rotates for one circle, driving a rotating rod 5 to rotate for a fixed angle in an intermittent manner through a transmission gear 6, so that a feeding disc 4 rotates in an intermittent manner, and a sample bottle is driven to move for a fixed angle, and then starting a micro motor 16 far away from one side of a mass spectrometer to sequentially complete the placement, clamping and fixing of the sample bottle;

after 8 rotatory many weeks of drive plate, the sample bottle after fixing can move under the mass spectrometer test probe, start the mass spectrometer and can survey the sample in the sample bottle, after 8 rotatory many weeks of drive plate, the sample bottle after the detection is accomplished can move the position of original placing, then start micro motor 16 and drive splint 13 in proper order and loosen the centre gripping back to the sample bottle, can change the undetected sample bottle of new, can accomplish circulation business turn over appearance and use, improve work efficiency.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the foregoing is illustrative of the preferred embodiments of the present invention, and is not to be construed as limiting the invention, and any modifications, equivalent alterations, improvements and the like made within the spirit and principle of the invention are intended to be included within the scope of the invention.

Claims

1. An automated sample entry and exit system for a mass spectrometer comprising a support chassis (1), characterized in that: a support column (2) is fixedly connected to the center of the top of the support chassis (1), a support round table (3) is fixedly connected to the top of the support column (2), a feeding plate (4) is arranged on the top of the support round table (3), and a rotating rod (5) is fixedly connected to the center of the bottom of the feeding plate (4);

the fixed cover in bottom of dwang (5) is equipped with drive gear (6), the middle part that supports chassis (1) is provided with driving motor (7), the output of driving motor (7) is connected with driving plate (8), spacing ring (9) have been seted up at the top of support round platform (3), the solid fixed ring of bottom fixedly connected with (10) of pay-off table (4), slide (11) have been seted up at the top of pay-off table (4), the middle part bilateral symmetry of slide (11) is provided with slider (12), the top fixedly connected with splint (13) of slider (12), two the relative one side symmetry fixedly connected with rubber pad (14) of splint (13), the middle part of slide (11) is provided with threaded rod (15), the one end of threaded rod (15) is connected with micro motor (16).

2. An automated sample entry and exit system for a mass spectrometer as claimed in claim 1 wherein: dwang (5) run through the middle part of support column (2) and extend to the inside of supporting chassis (1), drive gear (6) set up the inside at supporting chassis (1).

3. An automated sample entry and exit system for a mass spectrometer as claimed in claim 1 wherein: one side wall body of driving plate (8) is provided with tooth, the tooth on driving plate (8) surface meshes with the wall body of drive gear (6) mutually.

4. An automated sample entry and exit system for a mass spectrometer as claimed in claim 1 wherein: the position of the fixing ring (10) corresponds to that of the limiting ring (9), the fixing ring (10) is arranged inside the limiting ring (9), and the bottom of the fixing ring (10) is provided with a rolling ball.

5. The automated sample entry and exit system for a mass spectrometer of claim 1, wherein: the number of the slide ways (11) is a plurality, the slide ways are uniformly distributed around the top of the feeding plate (4), the clamping plates (13) are arranged at the top of the feeding plate (4), and the cross sections of the clamping plates (13) are arc-shaped.

6. An automated sample entry and exit system for a mass spectrometer as claimed in claim 1 wherein: the size of slider (12) and the inner chamber size looks adaptation of slide (11), micro motor (16) set up in threaded rod (15) and are close to one side of dwang (5).

7. An automated sample entry and exit system for a mass spectrometer as claimed in claim 1 wherein: the threaded rod (15) runs through the middle part of the sliding block (12), the outer surface threads of the two ends of the threaded rod (15) are symmetrical, and the wall body of the threaded rod (15) is in threaded connection with the wall body of the sliding block (12).