CN220334764U - Device for adding chromogenic medium additive - Google Patents

Abstract

The utility model relates to the technical field of chromogenic culture mediums and discloses a chromogenic culture medium additive adding device which comprises a sealing box, wherein a placing seat is arranged at the front end of the sealing box, a front door frame is arranged at the lower end of the inner part of the sealing box, a rotating disc is movably sleeved in the inner part of the upper end of the sealing box, a rotating handle is fixedly connected to the upper part of the rotating disc, a dial is arranged on the outer side of the upper part of the sealing box, and a protective sleeve is fixedly connected to the middle part of the upper end of the rotating disc. This adding device of chromogenic medium additive installs spiral pipe and liquid circulation limiting plate respectively through the inside and the lower part of injection tube, and the spiral pipe drives the additive and slowly carries out when circulating, and liquid circulation limiting plate blocks the additive simultaneously, and when the additive was added to the culture dish inside via the injection tube, the portability additive carried out the drip and handled, and when avoiding pressure to promote the additive discharge, the additive spill led to the problem that the skew appears in filling position.

Description

Device for adding chromogenic medium additive

Technical Field

The utility model relates to the technical field of chromogenic culture mediums, in particular to a chromogenic culture medium additive adding device.

Background

The chromogenic culture medium is a novel culture medium for detecting microorganisms by utilizing the principle that enzymes produced by the metabolism of the microorganisms react with corresponding chromogenic substrates for chromogenic reaction, and when the culture medium cultures the microorganisms, the culture medium needs to be sterilized, namely, in the sterilization process of the culture medium, some additives which cannot resist high temperature can not be sterilized together. After the culture medium is sterilized and cooled, the additive for sterilization and filtration is added into a sterilizing tank filled with the culture medium, the adding process needs to keep relatively airtight and sterile, and for this purpose, the additive needs to be added after the culture medium is sterilized, namely, the additive needs to be processed with the aid of an adding device.

Among the patents issued, in chinese patent No. CN 112483891A, there is disclosed an apparatus for adding an additive to a high pressure gas container; the other end of the hose is connected with the injection head in a clamping way, the first clamping block is smaller than the first clamping groove in size, the second fixing bolt is used for fixing the first clamping block and the first clamping groove, the injection heads with different sizes can be replaced according to different use requirements, the device is convenient to adapt to high-pressure gas containers with different holding capacities, the device is convenient to use, easy to detach and quick to replace, and the adaptability of the device to different occasions is improved;

in the device for adding the additive into the high-pressure gas container, when the additive is added into the chromogenic medium, the device is required to be operated in a closed space, the operation is performed in the closed space, the hands cannot extend to the inside of the sealed box, the position between the adding device and the culture dish is difficult to adjust, the problem that the adding device is difficult to accurately add is influenced, and therefore, the adding device for the chromogenic medium additive is provided.

Disclosure of Invention

Aiming at the defects of the existing adding device of the chromogenic medium additive, the utility model provides the adding device of the chromogenic medium additive, which has the advantages that the angle of an injection pipe is driven by a threaded rod to be regulated and controlled by rotating the threaded rod, namely the inclination angle of the injection pipe can be regulated, namely the outward extension distance of the end part of the injection pipe can be regulated and controlled, the rotation handle is rotated, namely the angle of the end part of the injection pipe can be continuously regulated, the position of the end part of the injection pipe in a sealing box can be accurately regulated and controlled, and the position of the injection pipe which can drive a filling agent can be accurately determined, so that the problems in the background art are solved.

The utility model provides the following technical scheme: the utility model provides a device of adding of color development culture medium additive, includes the seal box, the seat is placed in the front end installation of seal box, the front door frame is installed to the inside lower extreme of seal box, the inside activity of inject the cover has been cup jointed the rolling disc, the upper portion fixedly connected with of rolling disc rotates the handle, the calibrated scale has been seted up in the outside on seal box upper portion, the middle part fixedly connected with lag of rolling disc upper end, the inboard fixedly connected with of lag limiting clamping plate, the heat insulating board has been cup jointed to the inner wall of lag, additive has been cup jointed in the inboard activity of limiting clamping plate and has been placed the pipe, the internally mounted of additive has the injection pole, the middle part fixedly connected with of rolling disc lower extreme has been prescribe a limit to the cover, the inside activity of prescribing a limit to the cover has been cup jointed spherical pipeline, the lower part fixedly connected with injection pipe of spherical pipeline, the middle part fixedly connected with connecting plate of injection pipe, the upper portion fixedly connected with stay cord of connecting plate side, the upper portion fixedly connected with threaded rod of stay cord, the lower part of threaded rod install the spring, the inside fixedly connected with spiral pipe of injection pipe has the fixed connection of injection pipe.

Preferably, transparent glass is installed at the front end of the placement seat, a round hole is formed in the front door frame, and the culture medium is placed in the round hole.

Preferably, the rotating disc is circular, the rotating handles are arranged on two sides of the upper portion of the rotating disc, and the dials are arranged at equal intervals on the outer portion of the rotating disc.

Preferably, the heat insulating plate is clamped between the protective sleeve and the additive placing pipe, the inner side of the limiting clamping plate is movably sleeved in the outer side of the additive placing pipe, and the additive placing pipe is filled with the additive.

Preferably, the inner part of the upper end of the spherical pipeline is provided with a conical groove, the outer part of the spherical pipeline is spherical, the spherical pipeline is kept in a fitting state with the limiting sleeve, and the spherical pipeline is communicated with the inner part of the additive placing pipe.

Preferably, the spring is clamped between the threaded rod and the connecting plate, the connecting plate is perpendicular to the injection pipe, the threaded rod penetrates through the rotating disc, and spiral movement is achieved between the threaded rod and the rotating disc.

Preferably, the spiral pipe is in a spiral shape, the liquid circulation limiting plate is positioned at the lower part of the injection pipe, and the liquid circulation limiting plate is in a semicircular baffle shape.

Compared with the existing adding device of the chromogenic medium additive, the utility model has the following beneficial effects:

1. this adding device of chromogenic medium additive carries the stay cord and upwards moves through rotating the threaded rod, and the angle of stay cord pulling connecting plate is adjusted simultaneously, adjusts the inclination of injection pipe promptly, and the spring drives the state that keeps tension balance between the structure to after the angle adjustment of injection pipe, the interval at injection pipe tip and culture dish middle part is adjusted, and rotate the rotation handle, the angle that the rotation handle drove the injection pipe cup joints, observe the calibrated scale and rotate the position of handle, the position accuracy location of injection pipe tip promptly, when injection pipe tip drove the additive to add to the culture dish inside simultaneously, can keep location accuracy, when avoiding the culture dish position to appear the skew, be difficult to from the problem of external control interpolation device to the inside interpolation of culture dish.

2. This adding device of chromogenic medium additive installs spiral pipe and liquid circulation limiting plate respectively through the inside and the lower part of injection tube, and the spiral pipe drives the additive and slowly carries out when circulating, and liquid circulation limiting plate blocks the additive simultaneously, and when the additive was added to the culture dish inside via the injection tube, the portability additive carried out the drip and handled, and when avoiding pressure to promote the additive discharge, the additive spill led to the problem that the skew appears in filling position.

Drawings

FIG. 1 is a schematic diagram of the main structure of the present utility model;

FIG. 2 is a schematic view of a partially cut-away structure of an additive placement tank of the present utility model;

FIG. 3 is a schematic cross-sectional view of the main body of the present utility model;

FIG. 4 is a schematic elevational view of the present utility model;

FIG. 5 is an enlarged schematic view of the structure of the present utility model at A;

fig. 6 is an enlarged schematic view of the structure of the present utility model at B.

In the figure: 1. a seal box; 2. a placement seat; 3. a front door frame; 4. a rotating disc; 5. rotating the handle; 6. a dial; 7. a protective sleeve; 8. a limiting clamping plate; 9. a heat insulating plate; 10. an additive placement tube; 11. an injection rod; 12. defining a sleeve; 13. a spherical pipe; 14. an injection tube; 15. a connecting plate; 16. a pull rope; 17. a threaded rod; 18. a spring; 19. a spiral tube; 20. and the liquid flows through the limiting plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, 2, 3, 4, 5 and 6, an adding device of chromogenic medium additive includes a sealed box 1, a placing seat 2 is installed at the front end of the sealed box 1, the front end of the sealed box 1 is sealed by the placing seat 2, meanwhile, the internal condition of the culture dish is observed, a front door frame 3 is installed at the lower end of the interior of the sealed box 1, the front door frame 3 limits and places the position of the culture dish, a rotating disc 4 is movably sleeved in the interior of the upper end of the sealed box 1, the rotating disc 4 drives an injection tube 14 to integrally rotate, a rotating handle 5 is fixedly connected to the upper part of the rotating disc 4, after the angle of the rotating handle 5 is adjusted, the rotating handle 5 is aligned with a dial 6, so that the offset angle can be observed, the end of the injection tube 14 is conveniently positioned, the outer side of the upper part of the sealed box 1 is provided with a protecting sleeve 7 fixedly connected to the middle part of the upper end of the rotating disc 4, the protective sleeve 7 limits the additive placing tube 10, the inner side of the protective sleeve 7 is fixedly connected with a limiting clamping plate 8, the limiting clamping plate 8 limits the positions of the heat insulation plate 9 and the additive placing tube 10 in a clamping way, the inner wall of the protective sleeve 7 is sleeved with the heat insulation plate 9, the heat insulation plate 9 carries out heat insulation treatment on the outside of the additive placing tube 10, the inner side of the limiting clamping plate 8 is movably sleeved with the additive placing tube 10, the injection rod 11 is arranged in the additive placing tube 10, the injection rod 11 is rotated to push the additive to be injected into the injection tube 14, the middle part of the lower end of the rotating disc 4 is fixedly connected with a limiting sleeve 12, the inside of the limiting sleeve 12 is movably sleeved with a spherical pipeline 13, the spherical pipeline 13 can rotate in the limiting sleeve 12 and keeps a mutually communicated state, the lower part of the spherical pipeline 13 is fixedly connected with the injection tube 14, the injection pipe 14 drives the inside of additive injection culture dish, the middle part fixedly connected with connecting plate 15 of injection pipe 14, the upper portion fixedly connected with stay cord 16 of connecting plate 15 side, the angle of stay cord 16 can be adjusted, the angle of pulling injection pipe 14 is regulated and control, the upper portion fixedly connected with threaded rod 17 of stay cord 16, rotate threaded rod 17, the position that threaded rod 17 drove stay cord 16 is adjusted, the inclination of pulling injection pipe 14 is regulated and control promptly, spring 18 is installed to the lower part of threaded rod 17, spring 18 drives stay cord 16 and keeps tension balance's state, the inside fixedly connected with spiral pipe 19 of injection pipe 14, spiral pipe 19 carries out the retarder treatment to the additive of process, the lower part fixedly connected with liquid circulation limiting plate 20 of injection pipe 14, liquid circulation limiting plate 20 drives the additive of discharging and prescribes a limit to the inside of additive vertical drop to the culture dish.

Referring to fig. 1, transparent glass is installed to the front end of placing seat 2, circular hole has been seted up to the inside of preceding door frame 3, and the culture medium is put in the inside of circular hole, puts in the inside of preceding door frame 3 through carrying the culture medium, and preceding door frame 3 prescribes a limit to the position of culture medium, avoids the position of culture medium to appear shifting, and the culture medium is installed in the inside of seal box 1 simultaneously, and places seat 2 and seal the front end of seal box 1, and the inside of culture medium forms inclosed space promptly, avoids the dust to cause the problem of interference to the culture medium inside.

Referring to fig. 2 and 3, the rotating disc 4 is circular, the rotating handle 5 is installed on both sides of the upper portion of the rotating disc 4, the dial 6 is arranged at equal intervals outside the rotating disc 4, the rotating handle 5 is rotated to drive the rotating disc 4 to rotate, the angle of the injection pipe 14 can be carried for regulation and control, and meanwhile, when the rotating handle 5 rotates, the angle is driven to regulate, the rotation angle of the injection pipe 14 can be observed by observing the position of the connecting plate 15 outside the dial 6.

Referring to fig. 5, the heat insulation board 9 is clamped between the protective cover 7 and the additive placement tube 10, the inner side of the limit clamping plate 8 is movably sleeved in the inner side of the outer side of the additive placement tube 10, additives are filled in the inner side of the additive placement tube 10, the heat insulation board 9 is clamped in the inner side of the protective cover 7 through the limit clamping plate 8, the limit clamping plate 8 limits the position of the heat insulation board 9, the additive placement tube 10 is arranged in the inner side of the limit clamping plate 8, the limit clamping plate 8 limits the position of the additive placement tube 10, the heat insulation board 9 carries out heat insulation treatment on the outer side of the additive placement tube 10, and after additives are filled in the inner side of the additive placement tube 10, the heat insulation treatment is carried out on the temperature of the additives, so that the temperature of the additives, which causes destructive activity because of temperature change, is avoided, and the activity of cells in a culture dish is affected.

Referring to fig. 4, the inside of the upper end of the spherical pipe 13 is provided with a tapered groove, the outside of the spherical pipe 13 is spherical, and the spherical pipe 13 is maintained in a fitted state with the inside of the defining sleeve 12, the spherical pipe 13 is in communication with the inside of the additive placement tube 10, movably sleeved in the inside of the defining sleeve 12 through the spherical pipe 13, and the spherical pipe 13 is spherical, and when the spherical pipe 13 rotates in the inside of the defining sleeve 12, the state of continuous communication between the defining sleeve 12 and the spherical pipe 13 is maintained, and the inside of the additive placement tube 10 is filled with an additive, and the additive is supplied to the inside of the injection tube 14 through the additive placement tube 10, the defining sleeve 12 and the spherical pipe 13 while being added in the inside of the culture dish through the injection tube 14.

Referring to fig. 4, the spring 18 is clamped between the threaded rod 17 and the connecting plate 15, the connecting plate 15 and the injection tube 14 are in a vertical state, the threaded rod 17 passes through the inside of the rotating disc 4, the threaded rod 17 and the rotating disc 4 are in spiral motion, the threaded rod 17 drives the height of the pull rope 16 to regulate and control through rotating the threaded rod 17, meanwhile, the pull rope 16 moves upwards, the connecting plate 15 is pulled to move upwards, namely, the angle of the injection tube 14 can be controlled and adjusted, the pull rope 16 is kept in a tight state continuously under the elastic action of the spring 18, the pull rope 16 drives the injection tube 14 and the threaded rod 17 to keep a tension balance state, and the problem that the position of the injection tube 14 is loose is avoided.

Referring to fig. 6, the spiral pipe 19 is spiral, the liquid circulation limiting plate 20 is located at the lower portion of the injection pipe 14, the liquid circulation limiting plate 20 is in a semicircular baffle shape, the spiral pipe 19 is spiral, when the injection rod 11 is rotated, the additive is extruded and conveyed to the inside of the injection pipe 14, the spiral pipe 19 buffers the additive passing through, the problem that splashing is caused due to too high flow rate of the discharged additive is avoided, the liquid circulation limiting plate 20 is installed at the lower portion of the injection pipe 14, the additive is further subjected to pressure release treatment, the additive is conveniently discharged, and meanwhile liquid discharged through the end portion of the injection pipe 14 can vertically drop into the culture dish.

Working principle: when the novel culture dish is used, the culture dish is placed in the front door frame 3, the placing seat 2 limits the inside of the sealing box 1, namely, the culture dish is placed in the airtight space, meanwhile, additives to be added are filled in the additive placing tube 10, the additive placing tube 10 is installed in the limiting clamping plate 8, the heat insulation plate 9 carries out heat insulation treatment on the additives in the additive placing tube 10, the threaded rod 17 is rotated, the threaded rod 17 pulls the pull rope 16 to move upwards, namely, the injection tube 14 drives the spherical pipeline 13 to rotate in the limiting sleeve 12, the inclination angle of the injection tube 14 is adjusted, the position of the end part of the injection tube 14 is regulated and controlled, meanwhile, the rotating disc 4 is rotated, the position of the end part of the injection tube 14 carries out circular motion, namely, the injection tube 14 can be moved to the culture dishes in different positions, the injection rod 11 is rotated, the additives in the additive placing tube 10 are pushed to be injected into the injection tube 14, meanwhile, corresponding parts are added on the culture dish through the injection tube 14, the spiral tube 19 and the liquid limiting plate 20 carry out pressure release on the additives, and the additives are driven to slide down vertically, and the problem that the position of the additives is offset is avoided.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a device of adding of color development culture medium additive, includes seal box (1), place seat (2) are installed to the front end of seal box (1), preceding door frame (3) are installed to the inside lower extreme of seal box (1), rotating disc (4) have been cup jointed to the inside activity of seal box (1) upper end, upper portion fixedly connected with of rotating disc (4) rotates handle (5), calibrated scale (6) have been seted up in the outside on seal box (1) upper portion, middle part fixedly connected with lag (7) of rotating disc (4) upper end, its characterized in that: the inside fixedly connected with limiting clamping plate (8) of lag (7), the inner wall of lag (7) has cup jointed heat insulating board (9), the inboard activity of limiting clamping plate (8) has cup jointed additive and has been placed pipe (10), the internally mounted of additive placement pipe (10) has injection pole (11), the middle part fixedly connected with of rotor disc (4) lower extreme is limited cover (12), the inside activity of limiting cover (12) has cup jointed spherical pipeline (13), the lower part fixedly connected with injection pipe (14) of spherical pipeline (13), the middle part fixedly connected with connecting plate (15) of injection pipe (14), the upper portion fixedly connected with stay cord (16) of connecting plate (15) side, the upper portion fixedly connected with threaded rod (17) of stay cord (16), spring (18) are installed to the lower part of injection pipe (14), the inside fixedly connected with spiral pipe (19) of injection pipe (14), the lower part fixedly connected with liquid circulation limiting plate (20).

2. The device for adding an additive to a chromogenic medium as claimed in claim 1, wherein: transparent glass is installed at the front end of the placement seat (2), a round hole is formed in the front door frame (3), and a culture medium is placed in the round hole.

3. The device for adding an additive to a chromogenic medium as claimed in claim 1, wherein: the rotary disc (4) is circular, the rotary handles (5) are arranged on two sides of the upper portion of the rotary disc (4), and the dials (6) are arranged at equal intervals outside the rotary disc (4).

4. The device for adding an additive to a chromogenic medium as claimed in claim 1, wherein: the heat insulating plate (9) is clamped between the protective sleeve (7) and the additive placing pipe (10), the inner side of the limiting clamping plate (8) is movably sleeved in the outer side of the additive placing pipe (10), and the additive placing pipe (10) is filled with additives.

5. The device for adding an additive to a chromogenic medium as claimed in claim 1, wherein: the inside of spherical pipeline (13) upper end has seted up the toper recess, the outside of spherical pipeline (13) is spherically to be laminating state between spherical pipeline (13) and the limit cover (12), the inside intercommunication each other of pipe (10) is placed to spherical pipeline (13) and additive.

6. The device for adding an additive to a chromogenic medium as claimed in claim 1, wherein: the spring (18) is clamped between the threaded rod (17) and the connecting plate (15), the connecting plate (15) is perpendicular to the injection pipe (14), the threaded rod (17) penetrates through the rotating disc (4), and the threaded rod (17) and the rotating disc (4) are in spiral motion.

7. The device for adding an additive to a chromogenic medium as claimed in claim 1, wherein: the spiral pipe (19) is spiral, the liquid circulation limiting plate (20) is positioned at the lower part of the injection pipe (14), and the liquid circulation limiting plate (20) is in a semicircular baffle shape.