CN111286447A - Holder for placing petri dishes in a microbial incubator - Google Patents

Abstract

The invention discloses a bracket for placing a culture dish in a microorganism incubator, which comprises: each layer of tray comprises a plurality of independent fan-shaped tray units, and a plurality of rings of clamping grooves are formed in the axial direction of the outer wall of the rotating shaft; the connection structure between each fan-shaped tray unit and the clamping groove comprises: the clamping and blocking block is arranged at the inner end of the fan-shaped tray unit and protrudes outwards, and comprises a body and clamping and blocking parts, and the clamping and blocking parts are positioned at the end part of the body and protrude towards the two sides of the body respectively; the joint groove includes the cell body, and the cell body is provided with upper portion notch and the lower part notch that link up from top to bottom outward, and the width of upper portion notch circumference is greater than the lower part notch, and the ascending width in lower part notch circumference just can hold the body of card dog, and the both sides of lower part notch are provided with the card and keep off the wall, and the card keeps off and forms the card between wall and the cell body and keeps off the district. The invention has the advantages that: greatly increased the quantity of placing of culture dish, the tray flexibility of use improves greatly.

Description

Holder for placing petri dishes in a microbial incubator

technical field

The invention relates to the technical field of microbial experimental equipment, in particular to a microbial incubator.

Background technique

Microbial testing is a clinical medical testing method, which plays a key role in the process of epidemiological diagnosis. In microbial experiments, it is usually necessary to culture and observe relative microorganisms, and then carry out follow-up immunotherapy research, medical nursing research and so on. Therefore, efficient cultivation of microorganisms is extremely important.

The incubator is provided with a culture room, and the cultivation of microorganisms is usually carried out in the culture room of the microorganism incubator. The function of the microbial incubator is to provide microorganisms with a suitable and stable culture environment. However, the current microbial incubator has the following defects: the number of petri dishes that can be placed in the culture chamber at one time is limited.

SUMMARY OF THE INVENTION

The technical problem to be solved by the present invention is to provide a support for placing culture dishes in a microorganism incubator, which can increase the number of culture dishes placed in the incubator.

In order to achieve the above purpose, the adopted technical solution includes: a support for placing a petri dish in the microbial incubator, including: a rotating shaft and a tray, the tray has at least one layer, and each layer of tray includes several independent fan-shaped tray units, each fan-shaped tray Each unit is provided with a culture dish placing part for placing the culture dish, and several circles of clamping grooves are arranged on the axial direction of the outer wall of the rotating shaft. The number of the clamping grooves corresponds to the number of layers of the tray. The grooves are arranged at intervals in the circumferential direction of the rotating shaft, and the number of clamping grooves in one circle corresponds to the number of sector-shaped tray units in one layer of trays; In a snap groove of the circle, the connection structure between each sector-shaped tray unit and the snap-fit slot includes: an outwardly protruding snap block disposed at the inner end of the sector tray unit, the snap block includes a body and a snap portion, The blocking portion is located at the end of the main body and protrudes to both sides of the main body respectively; the clipping groove includes a groove body, and an upper groove and a lower groove which are connected through the upper and lower sides are arranged outside the groove, and the upper groove is circumferentially arranged. The width is larger than that of the lower notch, and the width of the lower notch in the circumferential direction is just enough to accommodate the body of the card stopper. The two sides of the lower notch are provided with card stopper walls. The blocking part of the block can only enter into the tank body through the upper notch, and the blocking block located in the tank body downward can make the main body clamped in the lower notch and the blocking part can be blocked on the inner side of the blocking wall. , so that the fan-shaped tray unit is snap-fitted in the snap-fit slot.

Further, in the aforementioned support for placing a petri dish in the microbial incubator, the top of each sector tray unit is provided with a downwardly concave step, thereby forming a petri dish placing portion for placing the petri dish, and the downwardly concave step is formed. A through hole is formed through the inner end and the bottom of the fan-shaped tray unit.

Further, in the aforementioned microbial incubator, the support for placing the petri dish, wherein, the inner end of each sector-shaped tray unit is also provided with a positioning baffle plate, and the positioning baffle plate is located on the inner side of the clamping block and protrudes downward from the fan-shaped plate. For the tray unit, when the fan-shaped tray unit is snap-fitted in the snap-fit slot, the positioning baffle is snapped on the outer wall of the rotating shaft.

Further, in the aforementioned support for placing a petri dish in the microorganism incubator, the rotating shaft is movably installed in the microorganism incubator and driven by a rotary drive mechanism.

Further, in the aforementioned bracket for placing a petri dish in the microorganism incubator, the structure of the rotary drive mechanism includes: the bottom of the rotating shaft is movably supported in the bearing seat, the rotating shaft is provided with a driven bevel gear, and the driven bevel gear It meshes with the driving bevel gear, and the driving bevel gear is arranged on a horizontal driving shaft, and the driving shaft is connected with the output shaft of the motor.

Further, in the aforementioned support for placing the petri dish in the microorganism incubator, the central angle of each sector-shaped tray unit is the same, and each ring of snap grooves is evenly spaced on the outer wall of the rotating shaft.

The advantages of the invention are as follows: 1. The number of culture dishes placed in the culture room is greatly increased, and the culture dishes can be guided to be placed in an orderly manner in the culture room. 2. Removable support between the fan-shaped tray unit and the rotating shaft, the connection structure is simple, and the staff is easy to use. The detachable support structure greatly improves the flexibility of the use of the tray. The staff can place the corresponding number of fan-shaped tray units on the rotating shaft according to their needs, and can choose a suitable placement position according to their needs. Empty sector tray units can be removed to avoid microbial contamination. 3. The rotatable structure of the rotating shaft makes it possible to control the intermittent rotation of the rotating shaft during the cultivation process so that each culture dish will not be affected by the placement position, that is, make each culture dish in a uniform culture environment, so that Greatly improve the microbial culture effect.

Description of drawings

FIG. 1 is a schematic diagram of the arrangement structure of a support for placing a petri dish in a microorganism incubator according to the present invention.

FIG. 2 is a schematic view of the structure in the cross-sectional direction of A-A in FIG. 1 .

3 is a schematic structural diagram of a fan-shaped tray unit in a bracket for placing a culture dish in the microorganism incubator according to the present invention.

FIG. 4 is a schematic structural diagram of a rotating shaft in a support for placing a petri dish in the microorganism incubator according to the present invention.

FIG. 5 is an enlarged schematic structural diagram of part E in FIG. 2 .

Detailed ways

The present invention will be further described in detail below with reference to the accompanying drawings and preferred embodiments.

As shown in FIG. 1 , the support for placing the culture dish in the microorganism incubator includes: a rotating shaft 1 and a tray 2, the tray 2 has at least one layer, and each layer of tray 2 includes several independent fan-shaped tray units 21, and each fan-shaped tray unit A culture dish placing portion 211 for placing the culture dish 3 is provided on each of the plates 21 . In this embodiment, the top of each fan-shaped tray unit 21 is provided with a downwardly concave step, thereby forming a culture dish placing portion 211 for placing the culture dish. 212, the through hole 212 can make the bottom and the top of the petri dish 3 equally located in the environment of the culture chamber, thereby improving the culturing effect of microorganisms.

The outer wall of the rotating shaft 1 is provided with several circles of clamping grooves 4 in the axial direction. The number of circles of the clamping grooves 4 corresponds to the number of layers of the tray 2. The clamping grooves 4 of the same circle are arranged at intervals in the circumferential direction of the rotating shaft 1. The number of middle snap slots 4 corresponds to the number of sector tray units 21 in one layer of trays 2 ; each sector tray unit 21 in each layer of tray 2 can be detachably supported on the rotating shaft 1 for one snap corresponding to a circle. in slot 4. In order to facilitate the manufacture and use of the equipment, the central angle of each sector-shaped tray unit 21 is the same, and each ring of the snap grooves 4 is evenly spaced on the outer wall of the rotating shaft 1 .

Specifically, the connection structure between each sector-shaped tray unit 21 and the clamping slot 4 includes: an outwardly protruding card block 5 disposed at the inner end of the sector-shaped tray unit 21, and the card block 5 includes a main body 51 and a card block The blocking portion 52 is located at the end of the main body and protrudes toward both sides of the main body 51 respectively. The inner end of each sector tray unit 21 is also provided with a positioning baffle 213 . The positioning baffle 213 is located inside the card stopper 5 and protrudes downward from the sector tray unit 21 . When it is in the groove 4 , the positioning baffle 213 is blocked on the outer wall of the rotating shaft 1 .

The snap-fit slot 4 includes a slot body 41 , an upper slot 42 and a lower slot 43 are arranged outside the slot body 41 , and the upper slot 42 is circumferentially wider than the lower slot 43 , and the lower slot The width of 43 in the circumferential direction is just enough to accommodate the main body 51 of the card block 5, and the two sides of the lower slot 43 are provided with card block walls 44. The blocking part 52 of 5 can only enter into the groove body 41 through the upper notch 42 , and the blocking block 5 located in the groove body 41 downward can make the main body 51 clamped in the lower notch 43 and make the blocking part 52 is blocked in the blocking area inside the blocking wall 44 , and the positioning blocking plate 213 is just blocked on the outer wall of the rotating shaft 1 , so that the sector tray unit 21 is snap-fitted in the snap slot 4 .

In this embodiment, the rotating shaft 1 is movably installed in the microorganism incubator, and is driven by a rotary drive mechanism.

The structure of the rotary drive mechanism includes: the bottom of the rotating shaft 1 is movably supported in the bearing seat 11, the rotating shaft 1 is provided with a driven bevel gear 12, and the driven bevel gear 12 is meshed with the driving bevel gear 13. The bevel gear 13 is arranged on a horizontal drive shaft 14 , and the drive shaft 14 is connected with the output shaft of the motor 15 .

The advantages of the present invention are: 1. The number of culture dishes placed in the culture room is greatly increased, and the culture dishes 3 can be guided to be placed in an orderly manner in the culture room. 2. The fan-shaped tray unit 21 and the rotating shaft 1 are detachably supported, the connection structure is simple, and the staff is convenient to use. The detachable support structure greatly improves the flexibility of the use of the tray 2, and the staff can place a corresponding number of fan-shaped tray units 21 on the rotating shaft 1 according to their needs, and can choose a suitable placement position according to their needs. The empty sector tray unit 21 can be disassembled to avoid microbial contamination. 3. The rotatable structure of the rotating shaft 1 makes it possible to control the intermittent rotation of the rotating shaft 1 so that each culture dish 3 will not be affected by the placement position during the cultivation process, that is, make each culture dish 3 in a uniform culture. environment, thereby greatly improving the microbial culture effect.

Claims (6)

1. a support for placing a petri dish in the microbial incubator is characterized in that: comprising: a rotating shaft and a tray, the tray has at least one layer, and each layer of tray includes several independent fan-shaped tray units, and each fan-shaped tray unit is provided with a The culture dish placement part used to place the culture dish, the outer wall of the rotating shaft is provided with several circles of clamping grooves in the axial direction. Arranged at intervals, the number of snap grooves in one circle corresponds to the number of sector tray units in one layer of trays; each sector tray unit in each layer of trays can be disassembled and supported on the rotating shaft corresponding to one snap slot in a circle , the connection structure between each sector-shaped tray unit and the clamping slot includes: an outwardly protruding card block disposed at the inner end of the sector-shaped tray unit, the card block includes a main body and a blocking portion, and the blocking portion is located at the bottom of the main body. The ends protrude to both sides of the main body respectively; the snap-in groove includes a groove body, an upper groove and a lower groove are arranged outside the groove, and the upper groove is circumferentially wider than the lower groove. The width of the lower notch in the circumferential direction is just enough to accommodate the body of the card block, and the two sides of the lower notch are provided with a card block, and a block area is formed between the card block and the groove body. It can only enter the tank body through the upper notch, and the blocking block located in the tank body can make the main body clamp in the lower notch, and the blocking part can be blocked in the blocking area on the inner side of the blocking wall. Thereby, the fan-shaped tray unit is snap-fitted in the snap-fit slot. 2. The support for placing a petri dish in the microorganism incubator according to claim 1 is characterized in that: the top of each fan-shaped tray unit is provided with a downwardly concave step, thereby forming a petri dish placing part for placing the petri dish , the inner end of the downwardly recessed step and the bottom of the fan-shaped tray unit pass through to form a through hole. 3. The support for placing culture dishes in the microorganism incubator according to claim 1 and 2 is characterized in that: the inner end of each fan-shaped tray unit is also provided with a positioning baffle plate, and the positioning baffle plate is located at the position of the clamping block. The inner side and downward protruding from the fan-shaped tray unit, when the fan-shaped tray unit is snap-fitted in the snap-fit groove, the positioning baffle is snapped on the outer wall of the rotating shaft. 4 . The support for placing petri dishes in the microorganism incubator according to claim 3 , wherein the rotating shaft is movably installed in the microorganism incubator and driven by a rotary drive mechanism. 5 . 5. The bracket for placing a petri dish in the microorganism incubator according to claim 4, wherein the structure of the rotary drive mechanism comprises: the bottom of the rotating shaft is movably supported in the bearing seat, and the rotating shaft is provided with a driven bevel gear , the driven bevel gear meshes with the driving bevel gear, the driving bevel gear is arranged on a horizontal drive shaft, and the drive shaft is connected with the output shaft of the motor. 6. The support for placing a petri dish in the microorganism incubator according to claim 1 or 2 is characterized in that: the central angle of each fan-shaped tray unit is the same, and each circle of clamping grooves is evenly spaced on the outer wall of the rotating shaft. .

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