Multifunctional double biosafety cabinet

Abstract

The utility model relates to the technical field of safety cabinets, and discloses a multifunctional double biological safety cabinet which comprises a cabinet body, two symmetrical fixing plates are fixedly connected to the interior of the cabinet body, a top plate is fixedly connected to the tops of the two fixing plates, adjusting grooves extending out of the fixing plates are formed in the two fixing plates, and the top plate is fixedly connected to the tops of the two fixing plates. The multifunctional double-person biosafety cabinet comprises a push frame, an adjusting groove is formed in the push frame, two symmetrical connecting frames are connected to the interior of the adjusting groove in a sliding mode, a sliding rail is fixedly connected to one side of each connecting frame, and a containing plate is connected to the interior of each sliding rail in a sliding mode. The push frame can position and fix the test tubes in the placing groove through the convex blocks, the test tubes can be placed more stably and firmly, meanwhile, the convex blocks are driven to move through the transmission wheel connecting frame, workers can position the test tubes at the same time after placing one row of test tubes at the same time, and therefore the test tubes are more convenient to position.

Description

Technical Field

[0001] The utility model relates to the field of safety cabinets, in particular to a multifunctional double-person biological safety cabinet. Background Art

[0002] A safety cabinet is a safety protection device for storing various types of production or daily materials or information. The function of a safety cabinet is storage. Different types of chemicals, medicines, documents, CDs, etc. may be used at the work site, so different types of safety cabinets are needed for storage. A biological safety cabinet is a storage tool cabinet used to store biological reagents.

[0003] After searching, the existing Chinese patent announcement number is: CN218530960U, which provides a biological safety cabinet, including a refrigerator and a normal temperature storage cabinet. The top of the refrigerator is fixedly connected to the normal temperature storage cabinet, and the inner walls of the refrigerator and the normal temperature storage cabinet are fixedly connected to support rods. When the biological safety cabinet needs to store biological reagent tubes, the biological reagent tubes are firstly sleeved inside the slot group, and by squeezing the clamping plate and resetting the spring 1, the clamping plate always clamps the biological reagent tube inside the clamping plate, thereby ensuring that the biological reagent tube remains stable during the movement.

[0004] Although the above patent can keep the biological reagent tubes stable during movement, the above device still has the following problems: since the device requires the staff to move the clamping plates inside each slot separately when clamping the reagent tubes, when the staff needs to place more reagent tubes, it is easy to cause the reagent tubes to be clamped slowly, which increases the labor intensity of the staff.

[0005] In view of the above problems, a multifunctional two-person biological safety cabinet is proposed. Utility Model Content

[0006] The utility model aims to provide a multifunctional two-person biological safety cabinet, which solves the problems in the background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a multifunctional two-person biological safety cabinet, comprising a cabinet body, wherein two symmetrical fixed plates are fixedly connected inside the cabinet body, a top plate is fixedly connected to the top of the two fixed plates, adjustment grooves extending to the outside of the fixed plates are provided inside the two fixed plates, two symmetrical connecting frames are slidably connected inside the adjustment grooves, a slide rail is fixedly connected to one side of the connecting frame, a placement plate is slidably connected inside the slide rail, a placement groove is provided on the top of the placement plate, a transmission adjustment device is arranged inside the adjustment groove, and a movable groove extending to the outside of the placement plate is provided inside the placement plate.

[0008] As a further description of the above technical solution: the interior of the movable groove is slidably connected to a push frame extending to the outside of the movable groove, and the cross-sections of the movable groove and the push frame are both T-shaped.

[0009] By adopting the above technical solution, the moving direction of the push frame is restricted, and the push frame can be moved more conveniently.

[0010] As a further description of the above technical solution: a protrusion is fixedly connected to one side of the push rack close to the placement slot, the protrusion fixed on the push rack slides through the interior of the spring and extends to the interior of the placement slot, a spring is fixedly connected to one side of the push rack, and the end of the spring away from the push rack is fixedly connected to the inner wall of the movable slot.

[0011] By adopting the above technical solution, the push rack can position and fix the test tube inside the placement groove through the projection by the force of the spring on the push rack.

[0012] As a further description of the above technical solution: the transmission adjustment device includes a threaded rod, the surface of the threaded rod is rotatably connected to the inside of the adjustment groove, a transmission groove is opened at the bottom of the top plate, the top end of the threaded rod rotates through the inside of the adjustment groove and extends to the inside of the transmission groove, the number of the threaded rods is two, the two threaded rods are respectively arranged in the inside of the two adjustment grooves, the tops of the two threaded rods are fixedly connected to transmission wheels, the outer surface of the transmission wheel is transmission-connected to a belt, and the two transmission wheels are driven by the belt.

[0013] By adopting the above technical solution, the two transmission wheels are driven by belts, so that the device can be driven more smoothly.

[0014] As a further description of the above technical solution: the surface of the threaded rod is provided with two opposite threads starting from its center, the interior of the connecting frame is threadedly connected to the surface of the threaded rod, and the two connecting frames are respectively arranged on the two opposite threads on the surface of the threaded rod.

[0015] By adopting the above technical solution, under the restriction of the adjustment groove, the threaded rod can drive the two connecting frames to move relative to each other through the two opposite threads on its surface, thereby realizing the relative movement of the two placement plates and adjusting the distance between the two placement plates.

[0016] As a further description of the above technical solution: the interior of the adjustment groove is rotatably connected to a rotating shaft extending to the outside of the fixed plate, one end of the rotating shaft is fixedly connected to a first bevel gear, the surface of the threaded rod is fixedly connected to a second bevel gear, and the surface of the first bevel gear is meshed with the surface of the second bevel gear.

[0017] By adopting the above technical solution, the rotating shaft can drive the threaded rod to rotate through the meshing connection between the first bevel gear and the second bevel gear.

[0018] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0019] 1. The multifunctional double-person biological safety cabinet provided by the utility model firstly exerts a force on the push frame through the spring, so that the push frame can position and fix the test tubes inside the placement slot through the protrusion, and the test tubes can be placed more stably and firmly. At the same time, the protrusion is driven to move through the transmission wheel connecting frame, so that the staff can place a row of test tubes at the same time and position them at the same time, thereby making the positioning of the test tubes more convenient.

[0020] 2. In the multifunctional double-person biological safety cabinet provided by the utility model, the threaded rod can drive the two connecting frames to move relative to each other through the two opposite threads on its surface, thereby realizing the relative movement of the two placement plates, so that the distance between the two placement plates can be adjusted, and the device can be adjusted according to the height of the test tube placed, so that the space utilization rate inside the device can be improved to a certain extent. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0022] Figure 2 It is a structural schematic diagram of the placement plate of the utility model;

[0023] Figure 3 It is a structural schematic diagram of the fixing plate of the utility model;

[0024] Figure 4 It is a structural schematic diagram of the threaded rod of the utility model;

[0025] Figure 5 It is a structural schematic diagram of the push frame of the utility model.

[0026] Legend:

[0027] 1. Cabinet; 2. Fixed plate; 3. Adjustment slot; 4. Connecting frame; 5. Slide rail; 6. Placement plate; 7. Rotation shaft; 8. First bevel gear; 9. Second bevel gear; 10. Threaded rod; 11. Transmission wheel; 12. Belt; 13. Placement slot; 14. Push frame; 15. Spring; 16. Moving slot; 17. Top plate; 18. Transmission slot. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] In order to further understand the content of the utility model, the utility model is described in detail in conjunction with the accompanying drawings.

[0030] Combination Figure 1-5 The utility model is a multifunctional double-person biological safety cabinet, comprising a cabinet body 1, the number of which is two, and the two cabinet bodies 1 are provided with the same structure, so that the staff can perform double operation through the two cabinet bodies 1, and two symmetrical fixed plates 2 are fixedly connected inside the cabinet body 1, and the tops of the two fixed plates 2 are fixedly connected with a top plate 17, and the insides of the two fixed plates 2 are provided with adjustment grooves 3 extending to the outside of the fixed plates 2, and the insides of the adjustment grooves 3 are slidably connected with two symmetrical connecting frames 4, and one side of the connecting frame 4 is fixedly connected with a slide rail 5, and the inside of the slide rail 5 is slidably connected with a placement plate 6, and the top of the placement plate 6 is provided with a placement groove 13, and the inside of the placement groove 13 can place a test tube, and the inside of the adjustment groove 3 is provided with a transmission adjustment device, and the inside of the placement plate 6 is provided with a moving groove 16 extending to the outside of the placement plate 6.

[0031] Furthermore, the inside of the movable groove 16 is slidably connected to a push frame 14 extending to the outside of the movable groove 16, and the cross-sections of the movable groove 16 and the push frame 14 are both T-shaped, so that the moving direction of the push frame 14 is limited and the push frame 14 can be moved more conveniently.

[0032] Furthermore, a protrusion is fixedly connected to one side of the push frame 14 close to the placement groove 13. The material of the protrusion is rubber. The protrusion fixed on the push frame 14 slides through the inside of the spring 15 and extends to the inside of the placement groove 13. A spring 15 is fixedly connected to one side of the push frame 14. The end of the spring 15 away from the push frame 14 is fixedly connected to the inner wall of the movable groove 16. The spring 15 can be compressed and reset by the movement of the push frame 14. At the same time, the force of the spring 15 on the push frame 14 can make the push frame 14 position and fix the test tube inside the placement groove 13 through the protrusion, and the test tube can be placed more stably and firmly. At the same time, the protrusion is driven to move by the transmission wheel 11 connecting frame 4, so that the staff can place a row of test tubes at the same time and position them at the same time, thereby making the positioning of the test tubes more convenient.

[0033] The transmission adjustment device includes a threaded rod 10, the surface of the threaded rod 10 is rotatably connected to the inside of the adjustment groove 3, a transmission groove 18 is opened at the bottom of the top plate 17, the top end of the threaded rod 10 rotates through the inside of the adjustment groove 3 and extends to the inside of the transmission groove 18, there are two threaded rods 10, the two threaded rods 10 are respectively arranged in the inside of the two adjustment grooves 3, the tops of the two threaded rods 10 are fixedly connected to the transmission wheels 11, the outer surface of the transmission wheel 11 is transmission-connected to the belt 12, and the two transmission wheels 11 are transmitted through the belt 12.

[0034] Furthermore, the surface of the threaded rod 10 is provided with two sections of opposite threads starting from its center, the interior of the connecting frame 4 is threadedly connected to the surface of the threaded rod 10, and the two connecting frames 4 are respectively arranged on the two sections of opposite threads on the surface of the threaded rod 10. Under the restriction of the adjustment groove 3, the threaded rod 10 can drive the two connecting frames 4 to move relative to each other through the two sections of opposite threads on its surface, thereby realizing the relative movement of the two placement plates 6, so that the distance between the two placement plates 6 can be adjusted, and the device can be adjusted according to the height of the test tube placed, so that the space utilization rate inside the device is improved to a certain extent, and at the same time, the staff can use the device more conveniently.

[0035] Furthermore, the internal rotation of the adjustment groove 3 is connected with a rotating shaft 7 extending to the outside of the fixed plate 2, one end of the rotating shaft 7 is fixedly connected with a first bevel gear 8, the surface of the threaded rod 10 is fixedly connected with a second bevel gear 9, the surface of the first bevel gear 8 is meshingly connected with the surface of the second bevel gear 9, and the rotating shaft 7 can drive the threaded rod 10 to rotate through the meshing connection between the first bevel gear 8 and the second bevel gear 9.

[0036] Working principle: When the multifunctional double-person biological safety cabinet is in use, the staff rotates the rotating shaft 7, and the rotating shaft 7 can drive the threaded rod 10 to rotate through the meshing connection of the first bevel gear 8 and the second bevel gear 9. At the same time, the two transmission wheels 11 are transmitted through the belt 12, and the synchronous rotation of the two threaded rods 10 is realized. The threaded rod 10 can drive the two connecting frames 4 to move relative to each other through the two opposite threads on its surface, thereby realizing the relative movement of the two placement plates 6, so that the distance between the two placement plates 6 can be adjusted, and the device can be adjusted according to the height of the test tube, so that the space utilization rate inside the device is improved to a certain extent, and the spring 15 can be compressed and reset by the movement of the push frame 14. At the same time, the force of the spring 15 on the push frame 14 can make the push frame 14 position and fix the test tube inside the placement groove 13 through the convex block, and the test tube can be placed more stably and firmly. At the same time, the convex block is driven to move by the transmission wheel 11 connecting frame 4, so that the staff can place a row of test tubes at the same time and position them at the same time, so that the positioning of the test tube is more convenient and the multifunctional use of the device is realized.

[0037] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A multifunctional two-person biological safety cabinet, comprising a cabinet body (1), characterized in that: Two symmetrical fixed plates (2) are fixedly connected inside the cabinet (1), the tops of the two fixed plates (2) are fixedly connected with a top plate (17), the insides of the two fixed plates (2) are provided with adjustment slots (3) extending to the outside of the fixed plates (2), the insides of the adjustment slots (3) are slidably connected with two symmetrical connecting frames (4), one side of the connecting frame (4) is fixedly connected with a slide rail (5), the inside of the slide rail (5) is slidably connected with a placement plate (6), the top of the placement plate (6) is provided with a placement slot (13), the inside of the adjustment slot (3) is provided with a transmission adjustment device, and the inside of the placement plate (6) is provided with a movable slot (16) extending to the outside of the placement plate (6).

2. A multifunctional two-person biological safety cabinet according to claim 1, characterized in that: The interior of the movable groove (16) is slidably connected to a push frame (14) extending to the outside of the movable groove (16).

3. A multifunctional two-person biological safety cabinet according to claim 2, characterized in that: The cross sections of the movable groove (16) and the push frame (14) are both T-shaped.

4. A multifunctional two-person biological safety cabinet according to claim 2, characterized in that: A protrusion is fixedly connected to one side of the push frame (14) close to the placement groove (13); the protrusion fixed on the push frame (14) slides through the inside of the spring (15) and extends to the inside of the placement groove (13).

5. A multifunctional two-person biological safety cabinet according to claim 4, characterized in that: A spring (15) is fixedly connected to one side of the push frame (14), and one end of the spring (15) away from the push frame (14) is fixedly connected to the inner wall of the moving groove (16).

6. The multifunctional two-person biological safety cabinet according to claim 1 is characterized in that: The transmission adjustment device comprises a threaded rod (10), the surface of the threaded rod (10) is rotatably connected to the inside of the adjustment groove (3), the bottom of the top plate (17) is provided with a transmission groove (18), the top end of the threaded rod (10) is rotatably penetrated through the inside of the adjustment groove (3) and extends to the inside of the transmission groove (18), the number of the threaded rods (10) is two, the two threaded rods (10) are respectively arranged in the inside of the two adjustment grooves (3), the tops of the two threaded rods (10) are fixedly connected to a transmission wheel (11), the outer surface of the transmission wheel (11) is transmission-connected to a belt (12), and the two transmission wheels (11) are driven by the belt (12).

7. A multifunctional two-person biological safety cabinet according to claim 6, characterized in that: The surface of the threaded rod (10) is provided with two sections of opposite threads starting from the center thereof, the interior of the connecting frame (4) is threadedly connected to the surface of the threaded rod (10), and the two connecting frames (4) are respectively arranged on the two sections of opposite threads on the surface of the threaded rod (10).

8. The multifunctional two-person biological safety cabinet according to claim 7 is characterized in that: The interior of the adjustment groove (3) is rotatably connected to a rotating shaft (7) extending to the outside of the fixed plate (2); one end of the rotating shaft (7) is fixedly connected to a first bevel gear (8); the surface of the threaded rod (10) is fixedly connected to a second bevel gear (9); the surface of the first bevel gear (8) is meshingly connected to the surface of the second bevel gear (9).

Images