CN210635973U

CN210635973U - Culture medium loading device

Info

Publication number: CN210635973U
Application number: CN201921427881.XU
Authority: CN
Inventors: 吴长春; 袁军
Original assignee: Chongqing Kejie Medical Technology Co Ltd
Current assignee: Chongqing Kejie Medical Technology Co Ltd
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-05-29
Anticipated expiration: 2029-08-30

Abstract

The utility model provides a culture medium loading attachment belongs to microbiology technical field. It has solved the current microbiology device structure and has arranged unreasonable, the low problem of conveying efficiency. This culture medium loading attachment, including the carousel, be equipped with the standing groove that the axis annular array of a plurality of edge carousel distributes on the carousel, the length direction of standing groove radially extends along the carousel, and the top of carousel is equipped with the propelling movement subassembly that is used for radially pushing out along the carousel with the culture medium device that moves to the standing groove of assigned position. The utility model has the advantages of structural design is reasonable, occupation space is little, transport efficiency is high, excellent in use effect.

Description

Culture medium loading device

Technical Field

The utility model belongs to the technical field of the microbiology device, a loading attachment of culture medium loading attachment, especially a culture medium device is related to.

Background

The microbial sample treatment is widely used for bacterial colony inoculation, culture, separation and detection, and is an important work in the aspects of medical treatment and health, inspection and quarantine, disease control, food safety and the like. Chinese patent discloses a microorganism sample processing and streaking system and method [ with the publication number of CN104862215B ], which comprises a culture medium placing table and a culture medium streaking table. The culture medium placing platform is used for placing the culture medium which is not inoculated, and when the culture medium needs to be inoculated and streaked, the culture medium device on the culture medium placing platform is grabbed by the cantilever and moved to the culture medium streaking platform.

It has the following problems: the culture medium is grabbed through an external cantilever, a grabbing mechanism needs to be arranged on the cantilever, the acting force exerted on the culture medium by the grabbing mechanism is easy to damage the culture medium device, and the culture medium device needs to be positioned after the grabbing mechanism is grabbed in place, so that the culture medium is placed on a culture medium scribing table in a specified direction; the culture medium placing tables are distributed in a matrix manner, and the moving strokes of the cantilever moving from different culture medium placing tables to the culture medium scribing table are different, so that the cantilever is inconvenient to control; and the whole system occupies large space and has low conveying efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems in the prior art and providing a culture medium loading device capable of improving the loading efficiency of a culture medium.

The purpose of the utility model can be realized by the following technical proposal:

culture medium loading attachment, its characterized in that, including the carousel, the carousel on be equipped with the standing groove that a plurality of distributes along the axis annular array of carousel, the length direction of standing groove radially extends along the carousel, the top of carousel is equipped with the propelling movement subassembly that is used for the culture medium device that moves to the standing groove of assigned position radially to release along the carousel.

In above-mentioned culture medium loading attachment, the middle part of carousel has the shaft hole, the shaft hole in be equipped with the bearing, the bearing in wear to be equipped with the installation axle, foretell push assembly locates on the installation axle. The shaft hole and the turntable are coaxially arranged, the outer ring of the bearing is fixed in the shaft hole, the bearing and the shaft hole are coaxially arranged, and the mounting shaft is coaxially and fixedly connected with the inner ring of the bearing. When the turntable rotates, the rotation center of the turntable is the central axis of the mounting shaft.

In the above medium loading device, a thrust bearing is provided at a lower portion of the turntable. The thrust bearing and the turntable are coaxially arranged, the lower part of the turntable is provided with a base, and the thrust bearing is positioned between the base and the turntable. The installation axle is fixed on the base and is worn to establish in thrust bearing.

In foretell culture medium loading attachment, the propelling movement subassembly including fix at epaxial bottom plate of installation, link firmly motor on the bottom plate, the lead screw that links firmly with the pivot is coaxial with the motor and locate the slide rail on the bottom plate, the lead screw parallel with the slide rail, the slide rail on slide and be equipped with the slider with lead screw threaded connection, the slider on be equipped with and promote the piece.

The working process of the pushing assembly is as follows: the motor during operation drives the lead screw and rotates, because lead screw and slider threaded connection, the rotation of lead screw turns into the linear motion of slider to the linear motion that drives the promotion piece. The screw rod extends along the radial direction of the turntable.

In the culture medium loading device, the placing groove is composed of a first side plate, a second side plate and a back plate, the turntable is provided with a positioning structure for positioning the first side plate, the second side plate and the back plate, and the back plate is provided with a through hole for the pushing block to penetrate out. The curb plate is one to be located one side of standing groove, and the curb plate is two to be located the opposite side of standing groove, and the backplate is located the one end that the standing groove is close to the carousel axis.

In foretell culture medium loading attachment, location structure include that a plurality of is located the location arch between the double-phase adjacent standing groove respectively, protruding one side in location is equipped with the mounting groove one that is used for installing curb plate one, and its opposite side is equipped with the mounting groove two that is used for installing curb plate two, the protruding one end of being close to the carousel axis of location be equipped with spacing fender edge, the backplate paste towards one side of carousel axis and lean on spacing fender edge, two adjacent spacing fender edges have the clearance that supplies to promote the piece and pass between. During the installation, insert the backplate earlier between two location archs to make the backplate paste and lean on spacing fender edge, insert mounting groove one with curb plate one, insert mounting groove two with curb plate two in, curb plate one supports with curb plate two and leans on the backplate, prevents that the backplate from droing through the effect of supporting of curb plate one and curb plate two.

In the culture medium loading device, the positioning structure further comprises a pressing plate and a plurality of screws, the pressing plate is pressed on the upper ends of the first side plate, the second side plate and the back plate, the screws are used for fixing the pressing plate on the turntable, the screws are perpendicular to the turntable, and the lower ends of the screws are connected to the positioning protrusions. In order to improve the stability, the first side plate, the second side plate and the back plate are connected into a whole.

In foretell culture medium loading attachment, the standing groove keep away from the one end of carousel axis and be equipped with the front bezel that its lower extreme supported and lean on the location arch, the front bezel on be equipped with and stretch into the elasticity limiting plate to the standing groove in, the distance of the lower extreme of elasticity limiting plate to standing groove bottom is less than the thickness of culture medium device.

In the culture medium loading device, the first side plate is provided with a first guide rail, the second side plate is provided with a second guide rail, and the front plate is arranged on the first guide rail and the second guide rail in a sliding manner.

Compared with the prior art, the culture medium loading device has the following advantages:

the plurality of placing grooves are distributed in an annular array, the pushing of the culture medium devices in different placing grooves is realized through the rotation of the rotary disc, the structural design is reasonable, the occupied space is small, and the pushing efficiency of the culture medium devices is improved; the height of the first side plate, the height of the second side plate and the height of the rear plate are higher, a plurality of culture medium devices which are arranged in a stacked mode can be placed among the first side plate, the second side plate and the rear plate, the storage capacity is large, and the culture medium devices can be easily fed in cooperation with the up-and-down movement of the front plate; the elastic limiting plate is arranged at the lower part of the front plate, so that only one culture medium device can be pushed at each time, and the culture medium device cannot slide out in the rotating process of the rotating disc.

Drawings

FIG. 1 is a schematic structural diagram of a medium loading device provided by the present invention.

FIG. 2 is a top view of the media loading device provided by the present invention.

Fig. 3 is a schematic structural diagram of the positioning structure provided by the present invention.

Fig. 4 is a side view of the positioning structure provided by the present invention.

Fig. 5 is a schematic structural diagram of the pushing assembly provided by the present invention.

Fig. 6 is a schematic view of the mounting structure of the front plate provided by the present invention.

Fig. 7 is a side view of fig. 6 as provided by the present invention.

In the figure, 1, a turntable; 2. a placement groove; 3. a bearing; 4. installing a shaft; 5. a base plate; 6. a motor; 7. a screw rod; 8. a slide rail; 9. a slider; 10. a pushing block; 11. a first side plate; 12. a second side plate; 13. a back plate; 14. an outlet hole is formed; 15. positioning the projection; 16. a first mounting groove; 17. a second mounting groove; 18. a limiting blocking edge; 19. a gap; 20. pressing a plate; 21. a screw; 22. a front plate; 23. an elastic limit plate; 24. a first guide rail; 25. a second guide rail; 26. and a thrust bearing.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

The culture medium loading device shown in fig. 1 comprises a rotary table 1, wherein 8 placing grooves 2 distributed along the central axis of the rotary table 1 in an annular array are arranged on the rotary table 1, the length direction of each placing groove 2 extends along the radial direction of the rotary table 1, and a pushing assembly used for pushing out a culture medium device in the placing groove 2 moving to a specified position along the radial direction of the rotary table 1 is arranged above the rotary table 1. In this embodiment, the medium device is a medium cassette. As shown in fig. 2, the placement slot 2 is composed of a first side plate 11, a second side plate 12 and a back plate 13, wherein the side surface of the first side plate 11 constitutes one side of the placement slot 2, the side surface of the second side plate 12 constitutes the other side of the placement slot 2, and the side surface of the back plate 13 constitutes the back surface of the placement slot 2, and as shown in fig. 6, the back plate 13 is provided with a through hole 14 opposite to the pushing component. When the culture medium device is placed in the placing groove 2, three side surfaces of the culture medium device are respectively attached to the first side plate 11, the second side plate 12 and the back plate 13, and the first side plate 11, the second side plate 12 and the back plate 13 are in smooth contact with the culture medium device.

As shown in fig. 3, the positioning structure includes 8 positioning protrusions 15 respectively located between two adjacent placing grooves 2, one side of the positioning protrusion 15 is provided with a first mounting groove 16 for mounting a first side plate 11, the other side of the positioning protrusion is provided with a second mounting groove 17 for mounting a second side plate 12, one end of the positioning protrusion 15 close to the central axis of the turntable 1 is provided with a limiting stopper edge 18, one side of the back plate 13 facing the central axis of the turntable 1 is attached to the limiting stopper edge 18, and a gap 19 opposite to the through hole 14 is formed between the two adjacent limiting stopper edges 18. As shown in figure 3 of the drawings,

as shown in fig. 2 and 3, the positioning structure further includes a circular pressing plate 20 simultaneously pressed on the upper ends of the first side plate 11, the second side plate 12 and the

back plate

13, and 8 screws 21 for fixing the pressing plate 20 on the turntable 1, wherein the screws 21 are arranged perpendicular to the turntable 1, and the lower ends of the screws 21 are connected to the positioning protrusions 15. The screw 21 is a double-head screw 21, and the purpose of pressing the pressing plate 20 against the first side plate 11, the second side plate 12 and the back plate 13 is achieved by knowing the distance between the heads of the screws 21. In order to improve the stability, the side plate I11, the side plate II 12 and the back plate 13 are connected into a whole.

As shown in fig. 1, fig. 2 and fig. 6, one end of the placing groove 2 far from the central axis of the rotating disc 1 is provided with a front plate 22, the lower end of the front plate abuts against the positioning protrusion 15, the front plate 22 is provided with an elastic limiting plate 23 extending into the placing groove 2, and the distance from the lower end of the elastic limiting plate 23 to the bottom of the placing groove 2 is smaller than the thickness of the culture medium device. The front plate 22, the first side plate 11, the second side plate 12 and the back plate 13 together form a placing groove 2, and when the culture medium device is placed in the placing groove, the four sides of the culture medium device are respectively contacted with the front plate 22, the first side plate 11, the second side plate 12 and the back plate 13.

As shown in fig. 1, 2 and 7, a first guide rail 24 is disposed on the first side plate 11, a second guide rail 25 is disposed on the second side plate 12, and the front plate 22 is slidably disposed on the first guide rail 24 and the second guide rail 25. When in use, the front plate 22 is pushed upwards by hand, and the front plate 22 is closed by sliding downwards after being placed in the culture medium device.

In this embodiment, have the shaft hole at the middle part of carousel 1, be equipped with deep groove ball bearing 3 in the shaft hole, wear to be equipped with installation axle 4 in the bearing 3, the propelling movement subassembly is located on installation axle 4. The shaft hole sets up with carousel 1 is coaxial, and the outer lane of bearing 3 is fixed in the shaft hole, and bearing 3 sets up with the shaft hole is coaxial, installs the coaxial link joint of axle 4 and bearing 3's inner circle. When the turntable 1 rotates, the rotation center is the central axis of the mounting shaft 4. As shown in fig. 4, the lower portion of the turntable 1 is provided with a thrust bearing 26. The thrust bearing 26 is arranged coaxially with the turntable 1, a base is arranged at the lower part of the turntable 1, and the thrust bearing 26 is positioned between the base and the turntable 1. The mounting shaft 4 is fixed on the base and is arranged in the thrust bearing 26 in a penetrating way. The lower part of the rotating disk 1 is provided with a supporting surface, a thrust bearing 26 is positioned between the supporting surface and the rotating disk 1, and the mounting shaft 4 is fixed on the supporting surface.

As shown in fig. 5, the pushing assembly comprises a bottom plate 5 fixed on the mounting shaft 4, a motor 6 fixedly connected to the bottom plate 5, a lead screw 7 coaxially fixedly connected to a rotating shaft of the motor 6, and a slide rail 8 arranged on the bottom plate 5, wherein the lead screw 7 is parallel to the slide rail 8, a slide block 9 in threaded connection with the lead screw 7 is slidably arranged on the slide rail 8, and a pushing block 10 is arranged on the slide block 9. A position sensor is arranged on the bottom plate 5, when the motor 6 receives a driving signal, the pushing block 10 is pushed by rotating a specified angle according to the set rotating speed and the set rotating number, and the pushing block 10 pushes the culture medium device to a specified position and then resets.

In this embodiment, as shown in FIG. 7, the height of the positioning protrusions 15 is greater than or equal to the thickness of the medium devices and less than the thickness of two medium devices. When the pushing block 10 pushes the culture medium device located at the lowermost position of the placement tray 2, the culture medium device located above the culture medium device is blocked by the front plate 22 and cannot be separated from the placement tray 2. When the pushing block 10 is retracted, the culture medium device located above the pushing block falls to the bottom of the placing groove 2 under the action of gravity, so that smooth pushing is guaranteed next time.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a culture medium loading attachment, characterized in that, includes carousel (1), carousel (1) on be equipped with standing groove (2) that a plurality of along the axis ring array of carousel (1) distributes, the length direction of standing groove (2) is along the radial extension of carousel (1), the top of carousel (1) is equipped with the propelling movement subassembly that is used for radially pushing out along carousel (1) with the culture medium that moves to the standing groove (2) of assigned position.

2. The medium loading device according to claim 1, wherein the turntable (1) has a shaft hole in the middle thereof, a bearing (3) is disposed in the shaft hole, an installation shaft (4) is disposed in the bearing (3), and the pushing assembly is disposed on the installation shaft (4).

3. The medium loading device according to claim 2, wherein the pushing assembly comprises a bottom plate (5) fixed on the mounting shaft (4), a motor (6) fixedly connected to the bottom plate (5), a screw rod (7) coaxially and fixedly connected to a rotating shaft of the motor (6), and a sliding rail (8) arranged on the bottom plate (5), the screw rod (7) is parallel to the sliding rail (8), a sliding block (9) in threaded connection with the screw rod (7) is slidably arranged on the sliding rail (8), and a pushing block (10) is arranged on the sliding block (9).

4. The culture medium loading device according to claim 3, wherein the placing groove (2) is composed of a first side plate (11), a second side plate (12) and a back plate (13), the rotating disc (1) is provided with a positioning structure for positioning the first side plate (11), the second side plate (12) and the back plate (13), and the back plate (13) is provided with a penetrating hole (14) for the pushing block (10) to penetrate out.

5. The culture medium loading device according to claim 4, wherein the positioning structure comprises a plurality of positioning protrusions (15) respectively located between two adjacent placing grooves (2), one side of each positioning protrusion (15) is provided with a first mounting groove (16) for mounting a first side plate (11), the other side of each positioning protrusion is provided with a second mounting groove (17) for mounting a second side plate (12), one end, close to the central axis of the turntable (1), of each positioning protrusion (15) is provided with a limiting stop edge (18), one side, facing the central axis of the turntable (1), of the back plate (13) abuts against the limiting stop edge (18), and a gap (19) for the push block (10) to pass through is formed between every two adjacent limiting stop edges (18).

6. The medium loading device according to claim 5, wherein the positioning structure further comprises a pressing plate (20) which is pressed on the upper ends of the first side plate (11), the second side plate (12) and the back plate (13) at the same time and a plurality of screws (21) which are used for fixing the pressing plate (20) on the rotating disc (1), the screws (21) are arranged perpendicular to the rotating disc (1), and the lower ends of the screws (21) are connected to the positioning protrusions (15).

7. The culture medium loading device according to claim 5 or 6, wherein a front plate (22) is arranged at one end of the placing groove (2) far away from the central axis of the rotating disc (1), the lower end of the front plate abuts against the positioning protrusion (15), an elastic limiting plate (23) extending into the placing groove (2) is arranged on the front plate (22), and the distance from the lower end of the elastic limiting plate (23) to the bottom of the placing groove (2) is smaller than the thickness of the culture medium.

8. The medium loading device according to claim 7, wherein the first side plate (11) is provided with a first guide rail (24), the second side plate (12) is provided with a second guide rail (25), and the front plate (22) is slidably arranged on the first guide rail (24) and the second guide rail (25).