CN115783709B

CN115783709B - Biological medium conveying equipment in sterilizer

Info

Publication number: CN115783709B
Application number: CN202310076703.1A
Authority: CN
Inventors: 仲强; 闫致强; 曲冠云
Original assignee: Shandong Zhisheng Biotechnology Co ltd
Current assignee: Shandong Zhisheng Biotechnology Co ltd
Priority date: 2023-02-08
Filing date: 2023-02-08
Publication date: 2023-04-25
Anticipated expiration: 2043-02-08
Also published as: CN115783709A

Abstract

The invention belongs to the technical field of culture medium conveying, and relates to biological culture medium conveying equipment in a sterilizer, which comprises a rack and a conveying belt arranged on the rack, wherein both sides of the top of the rack are respectively provided with a position adjusting mechanism for adjusting the conveying position of a biological culture medium, each position adjusting mechanism comprises two mounting boxes, one side of each mounting box, which is opposite to the other side of each mounting box, is provided with a movable block and a limiting block in a sliding manner, each position adjusting mechanism is provided with a limiting mechanism for limiting the biological culture medium on the conveying belt, and each limiting mechanism comprises two fixing plates, a fixing rod, a cover plate, a boosting assembly for assisting in pushing the stagnant biological culture medium and a driving assembly for driving the boosting assembly to move. According to the invention, the boosting assembly is arranged to push the biological culture medium to extrude the two movable blocks for retraction, so that stagnation caused by blocking of one side of the movable blocks during transportation of the biological culture medium is avoided, the transportation stability of the biological culture medium is ensured, and the transportation efficiency is improved.

Description

Biological medium conveying equipment in sterilizer

Technical Field

The invention relates to the technical field of culture medium conveying, in particular to biological culture medium conveying equipment in a sterilizer.

Background

Along with the continuous exploration and innovation of technology, the application of microorganisms such as edible fungi is wider and wider, the batch culture of the microorganisms is brought along, after the culture of the microorganisms such as the edible fungi is completed on a culture medium, bacteria on the culture medium are required to be killed by using a sterilizer, the culture medium is usually manually carried or carried by means of equipment in the past, and then the culture medium is put into the sterilizer for killing the bacteria, and along with the continuous expansion of the culture scale, the number of the culture medium is increased, the carrying efficiency is lower, and then a culture medium conveying device is derived, so that the biological culture medium can be directly conveyed into the sterilizer for killing the bacteria, and the working efficiency is greatly improved.

However, the prior art has the following disadvantages: because to the transport of biological medium, need place the culture medium on conveying equipment, carry again to the sterilizer in and the disinfection of bacterium is carried out to the cabin door of briefly closing, in this in-process conveying equipment still is functioning, because manual or automatic placing culture medium, the position is difficult for confirming, the skew of the easy culture medium that appears leads to getting into the inside back card of sterilizer inboard, when carrying, because the interval between two biological medium is too short, after the first culture medium gets into, when the cabin door was closed, turn over the second culture medium easily, causes the loss.

The Chinese patent publication No. CN110654823B discloses a biological medium conveying device of a sterilizer, which structurally comprises a frame, a driving box, baffle plates, a conveying belt and a position adjusting mechanism, wherein the driving box is arranged on the inner side of the frame, the baffle plates are horizontally arranged at the upper end of the frame and welded with each other, the conveying belt is arranged between the baffle plates and mechanically connected with the driving box, and the position adjusting mechanism is horizontally arranged at the upper end of the baffle plates and arranged at two sides above the conveying belt; the position adjusting mechanism comprises a linkage structure, a movable structure, a limiting structure and a slotted hole, wherein the movable structure is embedded and installed on the inner side of the linkage structure, the limiting structure is embedded on the inner side of the linkage structure and positioned on the right side of the movable structure, the slotted hole penetrates through the surface of the linkage structure and is matched with the movable structure and the limiting structure, the position adjusting mechanism is arranged at two ends of the conveying belt, the position and the distance of a biological culture medium are better adjusted, the cabin door is prevented from being closed to turn over the biological culture medium, and the loss caused in the process of conveying the biological culture medium into the sterilizer is reduced.

However, the above patents still have some disadvantages: 1. the position and the distance of the biological culture medium can be adjusted through the position adjusting mechanism, so that the condition that the culture medium is turned over due to the closing of the cabin door is avoided, but the biological culture medium on the conveying belt is sequentially conveyed towards the direction of the sterilizer, when the biological culture medium is conveyed to the movable block and the limiting block, the two sides of the biological culture medium are easy to deviate after being abutted against the movable wheel, and the biological culture medium is separated from the blocking of the movable structure and the limiting structure and enters the conveying interval;

2. this patent contradicts movable block and restriction piece through reset spring, makes it can be released and withdraw, but when the biological medium of being carried contradicts with the movable block, the biological medium is blocked by one side of movable block and takes place to stagnate to lead to the transportation to be obstructed, the unable condition of carrying of biological medium takes place.

Disclosure of Invention

The invention aims to solve the technical problems that: so as to solve the problems that the biological culture medium shifts and the transportation is blocked during the transportation.

The invention provides biological medium conveying equipment in a sterilizer, which comprises a rack and a conveying belt arranged on the rack, wherein two sides of the top of the rack are respectively provided with a position adjusting mechanism for adjusting the conveying position of a biological medium, the position adjusting mechanism comprises two mounting boxes, one sides of the two opposite mounting boxes are respectively provided with a movable block and a limiting block in a sliding manner, the position adjusting mechanism is provided with a limiting mechanism for limiting the biological medium on the conveying belt, the limiting mechanism comprises two fixing plates, a fixing rod, a cover plate, a boosting assembly for assisting in pushing the stagnant biological medium and a driving assembly for driving the boosting assembly to move, the two fixing plates are symmetrically arranged on two sides of the mounting boxes, the fixing rod is fixedly connected between the two fixing plates, the fixing rod is positioned right above the mounting boxes, the cover plate is fixed on the top of the two fixing plates, the tail end of the fixing rod is provided with a sliding block in a sliding manner, the head end of the fixing rod is movably sleeved with a first spring, two ends of the first spring are respectively abutted against the sliding block and one fixing plate, the boosting assembly is fixedly connected with one side of the sliding block, the boosting assembly is fixedly connected with the other side of the fixing plate, and is fixedly connected with the driving assembly, and is fixedly arranged on the bottom of the frame.

Preferably, the boosting assembly comprises a guide slide, a rotating shaft, an L-shaped plate and a connecting block, wherein the guide slide is fixedly arranged on the mounting box and positioned on one side of a fixing rod, the rotating shaft is rotationally arranged on the connecting block, a sliding groove which can be used for horizontally moving the connecting block is formed in the guide slide, the L-shaped plate is fixedly sleeved on the rotating shaft, a guide groove is formed in the cover plate, the rotating shaft is in sliding connection with the accommodating groove, the limiting block is fixedly connected with the bottom end of the L-shaped plate, an arc-shaped groove which can be used for the limiting block to rotate and then enter the guide slide is formed in one side of the guide slide, a steering stop is fixedly connected on one side wall of the right angle of the outer part of the L-shaped plate, and a round column used for blocking the steering stop is fixedly connected between the guide slide and the cover plate.

Preferably, the drive assembly includes two mounting panels, dwang, two discs and two drive parts that are used for promoting the slider and carry out horizontal migration, two the mounting panel symmetry is installed in the frame bottom, and two the mounting panel all is located the mounting box middle part position department under, installs the motor on one of them mounting panel, the dwang rotates and sets up on two mounting panels, motor output shaft and dwang fixed connection, two the disc is fixed to be set up at the dwang both ends, two drive parts fixed mounting is on two disc lateral walls.

Preferably, the driving part comprises a fixed cylinder, a movable rod and a limiting lug, one end of the fixed cylinder is fixedly connected with the disc, the movable rod is slidably inserted into the fixed cylinder, a second spring is arranged between the movable rod and the fixed cylinder, one end of the movable rod, far away from the fixed cylinder, extends to the outer side of the sliding block, the limiting lug is fixedly arranged at one end, far away from the fixed cylinder, of the movable rod, and the abutting block is located at an included angle between the limiting lug and the movable rod.

Preferably, the tail end of the movable rod is fixedly connected with a round bump, and one end of the abutting block is fixedly connected with a round baffle.

Preferably, two limiting plates are fixedly connected to the side walls of the mounting plates, the tops of the limiting plates are in a V shape, and the discs are located in V-shaped included angles of the limiting plates.

Preferably, a rubber protective layer is arranged on the inner side of the L-shaped plate.

Preferably, the frame head end is provided with the sterilizer, the sterilizer is provided with the hatch door towards one side of conveyer belt, the tail end and the hatch door of conveyer belt link up.

The invention has the beneficial effects that:

firstly, according to the biological medium conveying equipment in the sterilizer, through the arrangement of the two L-shaped plates, the L-shaped plates always form a rectangular limiting frame before or after rotation, so that the position of a biological medium can be adjusted, the biological medium is ensured to be in a horizontal state in a conveying state, and the situation of inclination deviation in transportation is avoided.

Secondly, the biological medium conveying equipment in the sterilizer can push the biological medium to extrude the two movable blocks to retract through the arrangement of the boosting component, so that the situation that the biological medium cannot continuously advance after being conveyed to the movable blocks and subjected to the resistance of the movable blocks, and the transportation is blocked is avoided, the transportation stability of the biological medium is ensured, and the transportation efficiency is improved.

Thirdly, the biological medium conveying equipment of the sterilizer can ensure that the boosting component reciprocates between the movable block and the limiting block through the arrangement of the driving component, so that the boosting component limits and boosts each biological medium, and the stability and the continuity of transportation are ensured.

Drawings

In order to more clearly illustrate the technical solutions of the present invention, it will be apparent that the following description is given in connection with the accompanying drawings, which are some embodiments of the present invention, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram showing the overall structure of a biological medium delivery device in a sterilizer according to the present invention;

FIG. 2 is a schematic diagram showing the overall structure of the biological medium delivery device in the sterilizer of the present invention;

FIG. 3 is an enlarged view of the structure at A of FIG. 2;

FIG. 4 is a side view of the overall structure of the present invention;

FIG. 5 is a cross-sectional view of the positioning mechanism;

FIG. 6 is an enlarged view of the structure at B of FIG. 5;

FIG. 7 is a partially disassembled schematic illustration of a positioning mechanism;

fig. 8 is a partially exploded view of the drive assembly.

Reference numerals: 1. a frame; 11. a sterilizer; 12. a cabin door; 2. a conveyor belt; 3. a position adjusting mechanism; 31. a mounting box; 32. a movable block; 33. a limiting block; 4. a limiting mechanism; 5. a fixing plate; 6. a fixed rod; 61. a slide block; 62. a first spring; 63. a collision block; 631. a circular baffle; 7. a cover plate; 71. a guide groove; 8. a boosting assembly; 81. a guide slideway; 811. a chute; 812. an arc-shaped groove; 82. a rotating shaft; 83. an L-shaped plate; 831. a limiting block; 832. a steering block; 833. a circular column; 84. a connecting block; 9. a drive assembly; 91. a mounting plate; 911. a motor; 912. a limiting plate; 92. a rotating lever; 93. a disc; 94. a driving part; 941. a fixed cylinder; 942. a movable rod; 943. a limit bump; 944. a second spring; 945. and round convex points.

Detailed Description

The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown.

In the present embodiment, as shown in fig. 1 to 8, a biological medium conveying apparatus for a sterilizer 11 comprises a frame 1 and a conveying belt 2 arranged on the frame 1, wherein both sides of the top of the frame 1 are provided with a position adjusting mechanism 3 for adjusting the conveying position of biological medium, the position adjusting mechanism 3 comprises two mounting boxes 31, one side opposite to the two mounting boxes 31 is provided with a movable block 32 and a limiting block 33 in a sliding manner, the position adjusting mechanism 3, the mounting boxes 31, the movable block 32 and the limiting block 33 are prior art, the principle is not described here, the position adjusting mechanism 3 is provided with a limiting mechanism 4 for limiting the biological medium on the conveying belt 2, the limiting mechanism 4 comprises two fixed plates 5, a fixed rod 6, a cover plate 7, a boosting assembly 8 for assisting in pushing the stagnant biological medium and a driving assembly 9 for driving the boosting assembly 8 to move, two fixed plates 5 symmetry sets up in mounting box 31 both sides, dead lever 6 fixed connection is between two fixed plates 5, and dead lever 6 is located mounting box 31 directly over, apron 7 is fixed on two fixed plates 5 tops, slide on the tail end of dead lever 6 and be provided with slider 61, first spring 62 has been cup jointed in the activity of the head end of dead lever 6, the both ends of first spring 62 are inconsistent with slider 61 and one of them fixed plate 5 respectively, slider 61 one side fixedly connected with conflict piece 63, boosting subassembly 8 sets up directly over mounting box 31, and with slider 61 fixed connection, drive assembly 9 is installed in frame 1 bottom, and be connected with conflict piece 63 transmission, slider 61's opposite side and boosting subassembly 8 fixed connection, boosting subassembly 8 is located mounting box 31 directly over.

When the biological medium is conveyed, firstly, the biological medium to be sterilized is placed at the upper end of the conveying belt 2, after the conveying belt 2 starts to work, the biological medium firstly touches the two limiting blocks 33, the two limiting blocks 33 straighten the skewed biological medium, when the previous medium moves to the movable block 32 and compresses the two movable blocks 32, the two limiting blocks 33 synchronously retract, the limitation on the biological medium is removed, the conveying belt 2 continues to convey the biological medium, the conveying belt 2 drives the biological medium to move forwards to abut against the boosting component 8, the boosting component 8 rotates to abut against the back of the biological medium, then the driving component 9 pushes the abutting block 63 to enable the sliding block 61 to move to compress the first spring 62, the boosting component 8 is driven to move from the limiting block 33 to be close to the movable block 32 when the sliding block 61 moves, at the moment, the boosting component 8 abuts against the back of the biological medium, when the biological medium collides with the two movable blocks 32, the boosting assembly 8 continues to move forwards, so that the biological medium is pushed to advance along the inclined surfaces of the two movable blocks 32 until the two movable blocks 32 are extruded to slide and retract along the inside of the mounting box 31, the sterilizer 11 is arranged at the head end of the rack 1, the side of the sterilizer 11, which faces the conveyor belt 2, is provided with the cabin door 12, the tail end of the conveyor belt 2 is connected with the cabin door 12, the biological medium is continuously conveyed forwards into the sterilizer 11 for sterilization after lacking the resistance of the movable blocks 32, then the driving assembly 9 reversely rotates and resets, the sliding block 61 returns to rebound by the resilience force of the first spring 62 after lacking the driving force of the driving assembly 9, so that the boosting assembly 8 is driven to reset, the biological medium which moves to the limiting block 33 next is pushed to the movable blocks 32, through the structure, the space between biological media is guaranteed, collision is avoided, the biological media can be prevented from being overturned when the cabin door 12 is closed due to too close space between the biological media, the position of the biological media can be automatically adjusted, the biological media can be always conveyed in a horizontal state, the biological media is prevented from being deviated and vertically entering a conveying area of the conveying belt 2, the biological media can be prevented from being extruded to be retracted into the mounting box 31 under the pushing of the boosting component 8, and the biological media is prevented from being stagnated at one side of the movable blocks 32 and cannot be pushed to be retracted, so that the condition of transportation blockage is caused.

When the limiting block 33 is retracted, the biological medium loses resistance, so as to ensure that no deviation occurs during transportation of the biological medium, the situation that the biological medium cannot advance to extrude the two movable blocks 32 to retract is avoided, the biological medium can be assisted and pushed through the cooperation of the boosting component 8 and the driving component 9, the boosting component 8 comprises a guide slideway 81, a rotating shaft 82, an L-shaped plate 83 and a connecting block 84, the guide slideway 81 is fixedly arranged on the mounting box 31 and positioned on one side of the fixed rod 6, the rotating shaft 82 is rotatably arranged on the connecting block 84, a sliding groove 811 capable of horizontally moving the connecting block 84 is formed in the guide slideway 81, the L-shaped plate 83 is fixedly sleeved on the rotating shaft 82, a guide groove 71 is formed in the cover plate 7, the rotating shaft 82 is in sliding connection with the accommodating groove, the bottom end of the L-shaped plate 83 is fixedly connected with the limiting block 831, the guide slide way 81 is provided with an arc-shaped groove 812 which can enable a limiting block 831 to rotate and enter the guide slide way 81 away from a sliding groove 811, a steering stop block 832 is fixedly connected to one side wall of the right angle of the outer part of the L-shaped plate 83, a round column 833 which is used for blocking the steering stop block 832 is fixedly connected between the guide slide way 81 and the cover plate 7, when the two limiting blocks 33 are retracted, the limitation on the biological culture medium is released, the conveyor belt 2 continues to convey the biological culture medium to advance until the biological culture medium collides with the L-shaped plate 83 and then presses the L-shaped plate 83, the L-shaped plate 83 drives a rotating shaft 82 to rotate along the circumferential direction, the limiting block 831 at the bottom of the L-shaped plate 83 rotates into the arc-shaped groove 812 and enters the guide slide way 81 from the arc-shaped groove 812, due to the arrangement of the L-shaped plate 83, the other side of the L-shaped plate 83 can collide with the back of the biological culture medium, the inner side of the L-shaped plate 83 is provided with a rubber protection layer, the friction force can be improved, the stability of the biological culture medium during transportation is improved, the two L-shaped plates 83 form a rectangular limiting frame, the position of the biological culture medium can be adjusted, the biological culture medium is ensured to be in a horizontal state during the transportation state, and the inclination of the biological culture medium is prevented from being deviated;

then drive assembly 9 promotes conflict piece 63 and drives slider 61 and slide along dead lever 6 head end direction, drive assembly 9 includes two mounting panels 91, dwang 92, two discs 93 and two drive parts 94 that are used for promoting slider 61 and carry out horizontal migration, two mounting panels 91 symmetry are installed in frame 1 bottom, and two mounting panels 91 all are located the transportation of mounting box 31 middle part department under, install motor 911 on one of them mounting panel 91, the dwang 92 rotates and sets up on two mounting panels 91, motor 911 output shaft and dwang 92 fixed connection, two discs 93 are fixed to be set up at dwang 92 both ends, two drive parts 94 fixed mounting is on two disc 93 lateral walls, drive dwang 92 through motor 911 rotates, thereby make two discs 93 rotate, drive two drive parts 94 on disc 93 rotate along the circumferencial direction, thereby promote conflict piece 63 and remove, under the thrust of boost assembly 8 and the transport of conveyer belt 2, the biological medium can remain steady and the horizontally state all the time remove to movable block 32 department, and movable block 32, the forward of boost assembly 8 makes the biological medium carry out the continuous motion of the movable block 83, thereby the biological medium is prevented from continuing to carry forward the movable block 32, thereby the forward transport of the biological medium is prevented from continuing to carry forward, the activity of the transportation is prevented from carrying forward the movable block 83, thereby the biological medium is prevented from moving forward, the forward transport efficiency of the activity is guaranteed, and the transport of the forward motion of the activity is improved.

Further, equal fixedly connected with limiting plate 912 on two mounting panel 91 lateral walls, limiting plate 912 top is the V type form, disc 93 is located the V type contained angle of limiting plate 912, setting up through limiting plate 912 can be spacing to the rotation angle of drive component 94, and drive component 94's rotation contained angle is the length of dead lever 6, drive component 94 includes fixed cylinder 941, movable rod 942 and spacing lug 943, the one end and the disc 93 fixed connection of fixed cylinder 941, movable rod 942 sliding insertion is in fixed cylinder 941, be provided with the second spring 944 between movable rod 942 and the fixed cylinder 941, movable rod 942 is kept away from fixed cylinder 941 one end and extends to the slider 61 outside, spacing lug 943 is fixed to be set up in the one end that movable rod 942 kept away from fixed cylinder 941, the interference piece 63 is located the contained angle department between spacing lug 943 and the movable rod 942, when drive component 94 rotates, the movable rod 942 rotates to the back push piece 63 and move, in order to avoid the movable rod 942 to rotate long the push piece 942 and take over the conflict piece 63, can shorten the circular cylinder 942 length of movable rod 942 and prevent that movable rod 942 from having the circular cylinder 942 from having the fixed stop plate 942 1 to be connected with the cylinder 942.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.

Claims

1. The utility model provides a biological medium conveying equipment in sterilizer, includes frame (1) and sets up conveyer belt (2) on frame (1), frame (1) top both sides all are provided with position adjustment mechanism (3) that are used for carrying out the regulation to biological medium's transport position, position adjustment mechanism (3) include two mounting boxes (31), two the opposite one side of mounting box (31) is all provided with movable block (32) and restriction piece (33), its characterized in that in sliding: the position adjusting mechanism (3) is provided with a limiting mechanism (4) for limiting biological culture medium on the conveying belt (2), the limiting mechanism (4) comprises two fixing plates (5), a fixing rod (6), a cover plate (7), a boosting component (8) for assisting in pushing the stagnant biological culture medium and a driving component (9) for driving the boosting component (8) to move, the two fixing plates (5) are symmetrically arranged on two sides of the mounting box (31), the fixing rod (6) is fixedly connected between the two fixing plates (5), the fixing rod (6) is positioned right above the mounting box (31), the cover plate (7) is fixed on the top ends of the two fixing plates (5), a sliding block (61) is slidably arranged on the tail end of the fixing rod (6), a first spring (62) is movably sleeved at the head end of the fixing rod (6), two ends of the first spring (62) are respectively matched with the sliding block (61) and one fixing plate (5), one side of the sliding block (61) is fixedly connected with one side of the sliding block, the sliding block (61) is fixedly connected with the sliding block (63) and is fixedly connected with the driving component (63) right above the frame (9), the other side of the sliding block (61) is fixedly connected with the boosting assembly (8), and the boosting assembly (8) is positioned right above the mounting box (31);

the utility model provides a boosting subassembly (8) is including direction slide (81), pivot (82), L template (83) and connecting block (84), direction slide (81) are fixed to be set up on installation box (31) and be located dead lever (6) one side, pivot (82) rotate and set up on connecting block (84), set up spout (811) that can supply connecting block (84) horizontal migration on direction slide (81), L template (83) are fixed to be overlapped and are established on pivot (82), guide slot (71) have been seted up on apron (7), pivot (82) and guide slot (71) sliding connection, L template (83) bottom fixedly connected with stopper (831), arc wall (812) that can supply stopper (831) to get into in direction slide (81) after direction slide (81) are kept away from to one side of seting up, fixedly connected with steering block (832) on the outside right angle department lateral wall of L template (83), fixedly connected with is used for blockking up steering block (832) of round stopper (833) between direction slide (81) and apron (7).

2. The sterilizer biological medium delivery apparatus of claim 1, wherein: the driving assembly (9) comprises two mounting plates (91), a rotating rod (92), two discs (93) and two driving components (94) for pushing the sliding blocks (61) to horizontally move, wherein the two mounting plates (91) are symmetrically arranged at the bottom of the frame (1), the two mounting plates (91) are all located under the middle position of the mounting box (31), a motor (911) is arranged on one mounting plate (91), the rotating rod (92) is rotationally arranged on the two mounting plates (91), an output shaft of the motor (911) is fixedly connected with the rotating rod (92), the two discs (93) are fixedly arranged at two ends of the rotating rod (92), and the two driving components (94) are fixedly arranged on the outer side walls of the two discs (93).

3. The sterilizer biological medium delivery apparatus of claim 2, wherein: the driving component (94) comprises a fixed cylinder (941), a movable rod (942) and a limiting lug (943), one end of the fixed cylinder (941) is fixedly connected with the disc (93), the movable rod (942) is slidably inserted into the fixed cylinder (941), a second spring (944) is arranged between the movable rod (942) and the fixed cylinder (941), one end of the movable rod (942) away from the fixed cylinder (941) extends to the outer side of the sliding block (61), the limiting lug (943) is fixedly arranged at one end of the movable rod (942) away from the fixed cylinder (941), and the abutting lug (63) is located at an included angle between the limiting lug (943) and the movable rod (942).

4. A sterilizer biological medium delivery apparatus according to claim 3, wherein: the tail end of the movable rod (942) is fixedly connected with a round protruding point (945), and one end of the abutting block (63) is fixedly connected with a round baffle plate (631).

5. The sterilizer biological medium delivery apparatus of claim 2, wherein: two the limiting plates (912) are fixedly connected to the side walls of the mounting plates (91), the tops of the limiting plates (912) are in a V shape, and the discs (93) are located in the V-shaped included angles of the limiting plates (912).

6. The sterilizer biological medium delivery apparatus of claim 1, wherein: the inner side of the L-shaped plate (83) is provided with a rubber protective layer.

7. The sterilizer biological medium delivery apparatus of claim 1, wherein: the sterilizing device is characterized in that a sterilizer (11) is arranged at the head end of the frame (1), a cabin door (12) is arranged at one side, facing the conveying belt (2), of the sterilizer (11), and the tail end of the conveying belt (2) is connected with the cabin door (12).