Sterilization device for culture medium

Abstract

The utility model discloses a sterilizing device for a culture medium, which comprises a hot steam tank and a tank cover, the tank cover is arranged on the hot steam tank, and the sterilizing device is characterized by further comprising a hydraulic lifting rod, a motor, a transmission case and a plurality of placing trays, a hydraulic lifting rod is arranged beside the hot steam tank and connected with a hydraulic pump through a pipeline, a transmission box is arranged at the lower end of the hydraulic lifting rod, the motor controls the hydraulic lifting rod to rotate through the transmission box, and a connecting transverse rod is fixedly arranged at the upper end of the hydraulic lifting rod. The end, away from the hydraulic lifting rod, of the connecting transverse rod is detachably installed on the upper end face of the tank cover. A mounting slot is formed in the lower end surface of the tank cover, mounting joints are fixedly arranged on the upper end surfaces of the plurality of placing discs, mounting slots are formed in the lower end surfaces of the plurality of placing discs, the mounting joints are detachably mounted in the mounting slots, and a plurality of layers of placing discs are sequentially arranged on the lower end surface of the tank cover.

Description

Technical Field

[0001] The utility model relates to the technical field of culture medium sterilization, and specifically relates to a sterilization device for a culture medium. Background Art

[0002] A culture medium refers to a nutrient matrix composed of a combination of different nutrients and used to supply the growth and reproduction of microorganisms, plants or animals (or tissues). The culture medium for pure culture must be sterilized and kept in a sterile state, so it is necessary to sterilize the prepared culture medium through a culture medium sterilization device.

[0003] For example, the utility model patent with the patent number CN201620743313.0 discloses a steam sterilization device, which includes a steam chamber, an upper sterilization chamber and a lower sterilization chamber respectively located above and below the steam chamber. Steam tanks extending to the upper sterilization chamber and the lower sterilization chamber are respectively arranged on the upper and lower sides of the steam chamber, and a number of holes are arranged on the outer surface of the steam tanks; a floor is arranged above the steam tank inside the upper sterilization chamber, the floor is sheet-shaped, and 2-4 shelves are arranged above the floor; sterilization chamber doors are respectively arranged in front of the upper sterilization chamber and the lower sterilization chamber. The steam sterilization device provided fully considers the processing and production conditions of Flammulina velutipes, and can sterilize and disinfect Flammulina velutipes culture bottles, Flammulina velutipes culture media and Flammulina velutipes shaping films at the same time. The structure is simple and the operation is convenient, which is suitable for popularization and use in Flammulina velutipes processing factories.

[0004] The above patent describes a device for sterilizing a culture medium. The device can sterilize the culture medium by setting a steam chamber, an upper sterilization chamber and a lower sterilization chamber located above the steam chamber; however, during the use of the device, it is necessary for workers to place the culture medium into the upper sterilization chamber and the lower sterilization chamber manually, and after the sterilization is completed, it is also necessary for workers to open the cover doors of the two sterilization chambers and then take out the culture medium. During the operation process, the inside of the device is in a high-temperature state, and a stream of hot steam will rush out when the cover doors are opened, and the operators are easily scalded, which needs to be further improved. Content of the Utility Model

[0005] The purpose of the utility model is to provide a sterilization device for a culture medium, aiming to improve the problem that the existing culture medium sterilization device sterilizes by hot steam, and in the processes before and after the sterilization work, manual operations are required, and the high temperature inside the device and the diffused hot steam are likely to cause scalding to the operators, resulting in certain potential safety hazards.

[0006] The present utility model is implemented as follows: A sterilization device for a culture medium, comprising a hot steam tank and a tank cover, the tank cover being provided on the hot steam tank, characterized in that it further comprises a hydraulic lifting rod, a motor, a transmission box, and a plurality of placement trays; a hydraulic lifting rod is provided beside the hot steam tank, the hydraulic lifting rod is connected to a hydraulic pump through a pipeline, a transmission box is provided at the lower end of the hydraulic lifting rod, the motor controls the rotation of the hydraulic lifting rod through the transmission box, a connecting crossbar is fixedly provided at the upper end of the hydraulic lifting rod, and the end of the connecting crossbar away from the hydraulic lifting rod is detachably installed on the upper end face of the tank cover; an installation slot is provided on the lower end face of the tank cover, installation joints are fixedly provided on the upper end faces of a plurality of the placement trays, and installation slots are provided on the lower end faces, the installation joints are detachably installed in the installation slots, and multiple layers of placement trays are sequentially provided on the lower end face of the tank cover.

[0007] Preferably, the hot steam tank includes a drain port, the drain port is provided on the side of the hot steam tank, and a valve is provided on the drain port.

[0008] Preferably, a plurality of hexagon head screws are sequentially provided along the circumferential direction at the end of the connecting crossbar connected to the tank cover, bolt holes are provided on the tank cover at positions corresponding to the hexagon head screws one by one, and the hexagon head screws are installed in the bolt holes.

[0009] Preferably, the transmission box includes a box cover and a box body, the box cover is detachably installed on the box body; a first installation shaft and a second installation shaft are rotatably provided inside the box body, a driving gear is installed on the first installation shaft, and a driven gear meshing with the driving gear is installed on the second installation shaft; the upper end of the first installation shaft penetrates through the box cover to connect to the output shaft of the motor, and the upper end of the second installation shaft penetrates through the box cover to connect to the lower end face of the hydraulic lifting rod.

[0010] Preferably, an installation groove is fixedly provided on the upper end face of the box cover at a position corresponding to the second installation shaft, and the hydraulic lifting rod is rotatably installed in the installation groove.

[0011] Preferably, installation bolts are provided at the four corners of the box body, and the box cover is detachably installed on the box body through the installation bolts.

[0012] Preferably, clamping rods are symmetrically provided on the side face of the installation joint, a clamping groove is provided at the notch position of the installation slot, and the clamping rods are rotatably clamped in the clamping groove.

[0013] Preferably, the installation slot further includes a spring and a push plate, the push plate is elastically installed inside the installation slot through the spring, and the upper end face of the installation joint elastically abuts against the push plate.

[0014] Compared with the prior art, the beneficial effects of the present utility model are:

[0015] 1. By providing a hydraulic lifting rod, a motor, and a transmission box, the utility model can automatically control the opening and closing of the tank lid, and drive the tank lid to rotate to the side of the hot steam tank by rotating the hydraulic lifting rod, which is convenient for operators to place and take out the culture medium, and can effectively avoid the problem that the high temperature inside the device and the diffused hot steam cause burns to the operators.

[0016] 2. By providing a placement tray, a mounting joint, and a mounting slot, the utility model can be mounted and disassembled by rotating and clamping the mounting joint in the mounting slot, which is simple and convenient. Moreover, the push plate inside the mounting slot can press the mounting joint to prevent it from falling off. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is a three-dimensional structural schematic diagram of the utility model;

[0018] Figure 2 is a structural schematic diagram of the hot steam tank of the utility model;

[0019] Figure 3 is an assembled structural schematic diagram of the tank lid and the placement tray of the utility model;

[0020] Figure 4 is a sectional structural schematic diagram of the box lid of the utility model;

[0021] Figure 5 is a structural schematic diagram inside the box body of the utility model;

[0022] Figure 6 is a sectional structural schematic diagram of the placement tray, the mounting joint, and the mounting slot of the utility model.

[0023] In the figure: 1. Hot steam tank; 101. Drainage port; 2. Tank lid; 201. Bolt hole; 3. Hydraulic lifting rod; 4. Connecting cross bar; 401. Hexagonal screw; 5. Hydraulic pump; 6. Motor; 7. Transmission box; 701. Box lid; 702. Box body; 703. Mounting groove; 704. Driving gear; 705. First mounting shaft; 706. Driven gear; 707. Second mounting shaft; 708. Mounting bolt; 8. Placement tray; 9. Mounting joint; 901. Clamping rod; 10. Mounting slot; 1001. Card slot; 1002. Spring; 1003. Push plate. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0024] In the present utility model, unless otherwise clearly stipulated and defined, terms such as "installation", "connection", "linkage", "fixation" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the communication inside two components or the interaction relationship between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0025] The following will be further described in conjunction with the accompanying drawings and specific embodiments:

[0026] Embodiment 1

[0027] As Figure 1 and Figure 2 shown, a sterilization device for a culture medium includes a hot steam tank 1 and a tank cover 2. The tank cover 2 is arranged on the hot steam tank 1. The hot steam tank 1 includes a drain port 101. The drain port 101 is arranged on the side of the hot steam tank 1, and a valve is arranged on the drain port 101. By arranging the drain port 101, it is convenient to drain the liquid inside the hot steam tank 1 after the culture medium is sterilized, facilitating the storage of the hot steam tank 1. It further includes a hydraulic lifting rod 3, a motor 6, a transmission box 7 and a plurality of placement trays 8. The hydraulic lifting rod 3 is arranged beside the hot steam tank 1. The hydraulic lifting rod 3 is connected to a hydraulic pump 5 through a pipeline. The lower end of the hydraulic lifting rod 3 is provided with a transmission box 7. The motor 6 controls the rotation of the hydraulic lifting rod 3 through the transmission box 7. By arranging the transmission box 7, the overall rotation of the hydraulic lifting rod 3 can be controlled by the motor 6. The upper end of the hydraulic lifting rod 3 is fixedly provided with a connecting cross bar 4. The end of the connecting cross bar 4 far from the hydraulic lifting rod 3 is detachably installed on the upper end face of the tank cover 2. By connecting the tank cover 2 and the hydraulic lifting rod 3 through the connecting cross bar 4, when the hydraulic lifting rod 3 rotates as a whole, the tank cover 2 can be driven by the connecting cross bar 4 to rotate to the side of the hot steam tank 1, facilitating the operator to place and take the culture medium. A plurality of hexagon head screws 401 are sequentially arranged along the circumferential direction at the end of the connecting cross bar 4 connecting the tank cover 2. The tank cover 2 is provided with bolt holes 201 corresponding to the positions of the hexagon head screws 401 one by one. The hexagon head screws 401 are installed in the bolt holes 201. By arranging the hexagon head screws 401, the detachable connection between the connecting cross bar 4 and the tank cover 2 is realized, facilitating disassembly and installation when the device needs to be maintained.

[0028] As Figures 3 - 6As shown in the figure, the transmission box 7 includes a box cover 701 and a box body 702. The box cover 701 is detachably installed on the box body 702. Installation bolts 708 are provided at the four corners of the box body 702, and the box cover 701 is detachably installed on the box body 702 through the installation bolts 708. By installing the box cover 701 on the box body 702 through the installation bolts 708, it is convenient for maintenance and loading / unloading inside the transmission box 7; a first installation shaft 705 and a second installation shaft 707 are rotatably arranged inside the box body 702. A driving gear 704 is installed on the first installation shaft 705, and a driven gear 706 meshing with the driving gear 704 is installed on the second installation shaft 707; the upper end of the first installation shaft 705 penetrates through the box cover 701 and is connected to the output shaft of the motor 6, and the upper end of the second installation shaft 707 penetrates through the box cover 701 and is connected to the lower end face of the hydraulic lifting rod 3. By providing a set of meshing gears inside the box body 702, the rotational force of the motor 6 can be transmitted to the hydraulic lifting rod 3, facilitating the rotation of the hydraulic lifting rod 3; an installation groove 703 is fixedly provided on the upper end face of the box cover 701 corresponding to the position of the second installation shaft 707, and the hydraulic lifting rod 3 is rotatably installed in the installation groove 703. By providing the installation groove 703, it is convenient to rotatably insert the lower part of the hydraulic lifting rod 3 into the installation groove 703, preventing the hydraulic lifting rod 3 from shaking and shifting during rotation; an installation slot 10 is provided on the lower end face of the tank cover 2. Installation joints 9 are fixedly provided on the upper end faces of multiple placement trays 8, and installation slots 10 are provided on the lower end faces. The installation joints 9 are detachably installed in the installation slots 10. Multiple layers of placement trays 8 are sequentially provided on the lower end face of the tank cover 2. Clamping rods 901 are symmetrically provided on the side faces of the installation joints 9, and clamping grooves 1001 are provided at the notch positions of the installation slots 10. The clamping rods 901 are rotatably clamped in the clamping grooves 1001. The installation slot 10 further includes a spring 1002 and a push plate 1003. The push plate 1003 is elastically installed inside the installation slot 10 through the spring 1002, and the upper end face of the installation joint 9 elastically abuts against the push plate 1003. By providing the installation slot 10 and the push plate 1003, it is convenient for the placement tray 8 to be installed inside the installation slot 10 through the installation joint 9, facilitating the operator to freely load and unload the required placement trays 8 according to the number of layers of the placement trays 8 needed. The installation is simple and convenient, and a certain thrust can be applied to the installation joint 9 through the spring 1002 and the push plate 1003 to prevent the installation joint 9 from falling off automatically.

[0029] Embodiment 2

[0030] As Figure 1 and Figure 2As shown in the figure, a sterilization device for a culture medium includes a hot steam tank 1 and a tank cover 2. The tank cover 2 is arranged on the hot steam tank 1. The hot steam tank 1 includes a drain port 101 which is arranged on the side of the hot steam tank 1 and is provided with a valve. It also includes a hydraulic lifting rod 3, a motor 6, a transmission box 7 and a plurality of placing trays 8. The hydraulic lifting rod 3 is arranged beside the hot steam tank 1. The hydraulic lifting rod 3 is connected to a hydraulic pump 5 through a pipeline. The lower end of the hydraulic lifting rod 3 is provided with a transmission box 7. The motor 6 controls the rotation of the hydraulic lifting rod 3 through the transmission box 7. The upper end of the hydraulic lifting rod 3 is fixedly provided with a connecting cross bar 4. One end of the connecting cross bar 4 away from the hydraulic lifting rod 3 is detachably installed on the upper end face of the tank cover 2. A plurality of hexagon head screws 401 are arranged in sequence along the circumferential direction at the end of the connecting cross bar 4 connected to the tank cover 2. The tank cover 2 is provided with bolt holes 201 at positions corresponding to the hexagon head screws 401, and the hexagon head screws 401 are installed in the bolt holes 201.

[0031] As Figures 3 - 6 shown in the figure, the transmission box 7 includes a box cover 701 and a box body 702. The box cover 701 is detachably installed on the box body 702. Mounting bolts 708 are arranged at the four corners of the box body 702, and the box cover 701 is detachably installed on the box body 702 through the mounting bolts 708. A first mounting shaft 705 and a second mounting shaft 707 are rotatably arranged inside the box body 702. A driving gear 704 is installed on the first mounting shaft 705, and a driven gear 706 meshing with the driving gear 704 is installed on the second mounting shaft 707. The upper end of the first mounting shaft 705 penetrates through the box cover 701 to connect to the output shaft of the motor 6, and the upper end of the second mounting shaft 707 penetrates through the box cover 701 to connect to the lower end face of the hydraulic lifting rod 3. An installation groove 703 is fixedly arranged on the upper end face of the box cover 701 at a position corresponding to the second mounting shaft 707, and the hydraulic lifting rod 3 is rotatably installed in the installation groove 703. An installation slot 10 is arranged on the lower end face of the tank cover 2. Installation joints 9 are fixedly arranged on the upper end faces of a plurality of placing trays 8, and installation slots 10 are arranged on the lower end faces. The installation joints 9 are detachably installed in the installation slots 10. A plurality of layers of placing trays 8 are arranged in sequence on the lower end face of the tank cover 2. Clamping rods 901 are symmetrically arranged on the side faces of the installation joints 9, and clamping grooves 1001 are arranged at the notch positions of the installation slots 10. The clamping rods 901 are rotatably clamped in the clamping grooves 1001. The installation slot 10 further includes a spring 1002 and a push plate 1003. The push plate 1003 is elastically installed inside the installation slot 10 through the spring 1002, and the upper end face of the installation joint 9 elastically abuts against the push plate 1003.

[0032] Working principle of the utility model: When the device needs to be used, start the hydraulic pump 5 to drive the hydraulic lifting rod to raise the tank cover 2 and completely separate the placement tray 8 from the hot steam tank 1. Then start the motor 6, and the motor 6 drives the driving gear 704 to rotate. The driving gear 704 drives the driven gear 706 to rotate. The second mounting shaft 707 on the driven gear 706 drives the hydraulic lifting rod 3 to rotate, and drives the tank cover 2 to rotate to the side of the hot steam tank 1 through the connecting cross bar 4. Then select the number of layers of the placement tray 8 according to the needs. Then insert the placement tray 8 into the installation slot 10 through the installation joint 9 on the upper end surface, push the push plate 1003 into the installation slot 10, and rotate the installation joint 9 to make the clamping rod 901 snap into the clamping slot 1001. Then through the above operation steps, close the tank cover 2 on the hot steam tank 1 for sterilization.

[0033] In summary, by setting the hydraulic lifting rod 3, the motor 6 and the transmission box 7, the utility model can automatically control the opening and closing of the tank cover 2, and drive the tank cover 2 to rotate to the side of the hot steam tank 1 by rotating the hydraulic lifting rod 3, which is convenient for the operator to place and take the culture medium. At the same time, it can effectively avoid the problem that the operator is scalded by the high temperature inside the device and the diffused hot steam; by setting the placement tray 8, the installation joint 9 and the installation slot 10, the installation and disassembly can be realized by rotating and clamping the installation joint 9 in the installation slot 10, which is simple and convenient. And the push plate 1003 inside the installation slot 10 can press the installation joint 9 to prevent it from falling off.

[0034] The above is only the preferred embodiment of the utility model and is not used to limit the utility model. For those skilled in the art, the utility model can have various changes and modifications. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A sterilization device for a culture medium, comprising a hot steam tank (1) and a tank lid (2), the tank lid (2) being arranged on the hot steam tank (1), characterized in that, It further includes a hydraulic lifting rod (3), a motor (6), a transmission box (7) and a plurality of placement trays (8); a hydraulic lifting rod (3) is arranged beside the hot steam tank (1), the hydraulic lifting rod (3) is connected to a hydraulic pump (5) through a pipeline, a transmission box (7) is arranged at the lower end of the hydraulic lifting rod (3), the motor (6) controls the rotation of the hydraulic lifting rod (3) through the transmission box (7), a connecting cross bar (4) is fixedly arranged at the upper end of the hydraulic lifting rod (3), and the end of the connecting cross bar (4) far away from the hydraulic lifting rod (3) is detachably installed on the upper end surface of the tank cover (2); an installation slot (10) is arranged on the lower end surface of the tank cover (2), installation joints (9) are fixedly arranged on the upper end surfaces of the plurality of placement trays (8), and installation slots (10) are arranged on the lower end surfaces. The installation joints (9) are detachably installed in the installation slots (10), and multiple layers of placement trays (8) are sequentially arranged on the lower end surface of the tank cover (2).

2. The sterilization device for a culture medium according to claim 1, wherein, The hot steam tank (1) includes a drain port (101), the drain port (101) is arranged on the side surface of the hot steam tank (1), and a valve is arranged on the drain port (101).

3. A sterilization device for a culture medium according to claim 1, wherein, A plurality of hexagon head screws (401) are sequentially arranged along the circumferential direction at the end of the connecting cross bar (4) connecting the tank cover (2), bolt holes (201) are arranged at the positions of the tank cover (2) corresponding to the hexagon head screws (401) one by one, and the hexagon head screws (401) are installed in the bolt holes (201).

4. The sterilization device for a culture medium according to claim 1, wherein, The transmission box (7) includes a box cover (701) and a box body (702), the box cover (701) is detachably installed on the box body (702); a first installation shaft (705) and a second installation shaft (707) are rotatably arranged inside the box body (702), a driving gear (704) is installed on the first installation shaft (705), and a driven gear (706) meshing with the driving gear (704) is installed on the second installation shaft (707); the upper end of the first installation shaft (705) penetrates through the box cover (701) to connect the output shaft of the motor (6), and the upper end of the second installation shaft (707) penetrates through the box cover (701) to connect the lower end surface of the hydraulic lifting rod (3).

5. The sterilization device for a culture medium according to claim 4, wherein An installation groove (703) is fixedly arranged on the upper end surface of the box cover (701) corresponding to the position of the second installation shaft (707), and the hydraulic lifting rod (3) is rotatably installed in the installation groove (703).

6. The sterilization device for a culture medium according to claim 4, characterized in that, Installation bolts (708) are arranged at the four corners of the box body (702), and the box cover (701) is detachably installed on the box body (702) through the installation bolts (708).

7. The sterilization device for a culture medium according to claim 1, wherein, Clamping rods (901) are symmetrically arranged on the side surface of the installation joint (9), clamping grooves (1001) are arranged at the notch position of the installation slot (10), and the clamping rods (901) are rotatably clamped in the clamping grooves (1001).

8. A sterilization device for a culture medium according to claim 1, wherein, The installation slot (10) further includes a spring (1002) and a push plate (1003), the push plate (1003) is elastically installed inside the installation slot (10) through the spring (1002), and the upper end surface of the installation joint (9) is elastically abutted against the push plate (1003).

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