Foldable experiment table for laboratory
By designing a foldable experimental platform and utilizing splicing and folding mechanisms, the problems of large space occupation and inconvenience in moving the platform are solved, achieving flexibility and convenience to adapt to different experimental needs.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-04-21
- Publication Date
- 2026-03-24
AI Technical Summary
The existing laboratory benches take up a lot of space when not in use and are not easy to move, making it inconvenient to adjust the laboratory space layout.
A foldable experimental platform was designed. Through the combination of splicing mechanism, folding mechanism and placement mechanism, the experimental platform can be quickly spliced and disassembled. It includes a cylinder-driven transmission component, rotating block, rotating plate and fixed column, etc., to ensure the smoothness and accuracy of folding and unfolding.
It achieves space saving and flexibility when the experimental platform is not in use, is easy to move and store, and improves the utilization efficiency of laboratory space.
Smart Images
Figure CN224025082U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to experimental table technical field especially relates to a laboratory foldable experiment table. BACKGROUND
[0002] The experiment table is used for the detection and storage of instruments in hospitals, schools, chemical plants, research institutes and other enterprises and institutions, and can provide sufficient working space when used in large experiments or when a large number of equipment is required. When used in small experiments or when a small amount of equipment is required, the experiment table can be folded and stored to save space and facilitate other uses or personnel movement.
[0003] Before the experiment, check and clean the table top and storage components, prepare the equipment and reagents, and check them. During the experiment, process the samples, operate the equipment according to the procedures, and record the data. After the experiment, clean the table top, return the equipment, and maintain the special instruments.
[0004] However, in the prior art, some experiment tables are directly fixed in the laboratory during use, and occupy a large space when not in use. In addition, the overall size of the experiment table is large and not convenient to move, which is not conducive to laboratory use, resulting in inconvenient space layout adjustment. Therefore, in view of the above problems, a foldable laboratory experiment table is proposed to solve the above problems. UTILITY MODEL CONTENTS
[0005] In order to make up for the above shortcomings, the utility model provides a foldable laboratory experiment table, which aims to improve the problem that some experiment tables in the prior art cannot adjust the space, resulting in a large size and inconvenient movement, and resulting in inconvenient space adjustment.
[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme:
[0007] A foldable laboratory experiment table, comprising two support tables and two processing experiment tables, the right end of the support table and the processing experiment table is fixedly connected with a splicing mechanism, the top side of the processing experiment table is fixedly connected with a placing mechanism, the inner wall bottom side of the support table is fixedly connected with a folding mechanism, the inside of the support table and the processing experiment table is equipped with two drawers, the folding mechanism comprises a cylinder, the bottom side of the cylinder is fixedly connected with the inner wall bottom side of the support table, the driving end of the cylinder is fixedly connected with a transmission assembly, the front and rear sides of the transmission assembly are fixedly connected with a rotating block, the inside of the rotating block is slidably connected with a rotating plate one, the inside of the two rotating plate ones is rotatably connected with a support shaft, the front and rear ends of the support shaft are rotatably connected with a rotating plate two, the left end of the rotating plate two is fixedly connected with a fixed column, the outside of the fixed column is slidably connected with a guide frame, and the right end of the rotating plate one is rotatably connected with an opening block.
[0008] Through the technical scheme, the support table and the processing experiment table are connected through the splicing mechanism, the top of the processing experiment table is provided with a placing mechanism for placing experimental equipment, the inside of the support table is provided with a folding mechanism including a cylinder, a transmission assembly, a rotating block, a rotating plate one, a support shaft, a rotating plate two and a fixing column, folding and unfolding of the experiment table are realized through driving of the cylinder, and the inside of the support table and the processing experiment table are both provided with drawers for storing experimental articles, the whole saves space and improves flexibility of the experiment table through the folding mechanism and the splicing function.
[0009] Further description is made to the technical scheme:
[0010] The plurality of splicing mechanisms each include a sliding cylinder, outer parts of the two sliding cylinders are fixedly connected to right ends of the support table and the processing experiment table, an inner wall of the sliding cylinder is slidably connected with a positioning cylinder, the inside of the positioning cylinder is fixedly connected with an electric push rod, a driving end of the electric push rod is fixedly connected with a push plate, upper and lower ends of the push plate are both fixedly connected with rotating columns, outer parts of the rotating columns are slidably connected with link blocks, the inside of the link block is rotatably connected with a positioning column, and the inner wall of the sliding cylinder is fixedly connected with limiting blocks on the upper and lower sides.
[0011] Through the technical scheme, the electric push rod is arranged in the positioning cylinder to drive the push plate to move, the push plate is connected with the positioning column through the rotating column and the link block to realize splicing and separation of the experiment table, the limiting blocks are arranged on the inner wall of the sliding cylinder to ensure stability and accuracy of the splicing process, the whole realizes rapid splicing and disassembly of the experiment table through the electric push rod and the sliding connection, and flexibility and convenience of use are improved.
[0012] Further description is made to the technical scheme:
[0013] The two placing mechanisms each include a placing rack, the bottom side of the placing rack is fixedly connected to the top side of the processing experiment table, left and right ends of the placing rack are both slidably connected with a plurality of limiting plates, the proximal side of the plurality of limiting plates is fixedly connected with two springs, the proximal side of the plurality of limiting plates is fixedly connected with a sliding plate, and the proximal side of the plurality of sliding plates is fixedly connected with a clamping plate.
[0014] Through the technical scheme, the plurality of limiting plates are slidably connected to the two sides of the placing rack, the limiting plates are connected with the clamping plate through the springs and the sliding plate to realize clamping and fixing of test tubes, the whole design ensures stable placement of experimental equipment through the springs and the sliding structure, simultaneously adapts to equipment of different sizes, and flexibility of the experiment table is improved.
[0015] Further description is made to the technical scheme:
[0016] The transmission assembly comprises a transmission cylinder, the bottom side of the transmission cylinder is fixedly connected to the driving end of the air cylinder, and a positioning rod is rotatably connected to the inside of the transmission cylinder.
[0017] Through the above technical scheme: the transmission cylinder is fixed at the driving end of the air cylinder, and the inside is rotatably connected with the positioning rod, which is used for transmitting the power of the air cylinder and realizing accurate positioning. The whole transmission cylinder and the positioning rod cooperate to ensure the stable operation of the folding mechanism.
[0018] As a further description of the above technical scheme:
[0019] The outside of the positioning rod is fixedly connected to the inside of the rotating block, and the far sides of the plurality of guide frames are fixedly connected to the near sides of the support table and the processing experiment table, respectively.
[0020] Through the above technical scheme: a plurality of guide frames are fixedly connected to the near sides of the support table and the processing experiment table, respectively, for guiding the sliding of the fixed column, ensuring the stability of the folding and unfolding process.
[0021] As a further description of the above technical scheme:
[0022] The inside of the guide frame is provided with a positioning opening, and the outside of the positioning opening is slidably connected to the outside of the fixed column.
[0023] Through the above technical scheme: the positioning opening is slidably connected to the outside of the fixed column, for guiding the movement of the fixed column and limiting its movement trajectory. The whole positioning opening and the fixed column cooperate to make the fixed column slide stably.
[0024] As a further description of the above technical scheme:
[0025] The left and right ends of the placing rack are provided with cavities, the outside of the limiting plate is slidably connected to the inside of the cavity, and the outside of the sliding plate is slidably connected to the inside of the cavity.
[0026] Through the above technical scheme: the limiting plate and the sliding plate are slidably connected to the inside of the cavity, for adjusting the position of the clamping plate and fixing the experimental equipment. The whole cavity and the sliding structure cooperate to realize flexible clamping and stable placement of the equipment, improve the practicability and adaptability of the experiment table.
[0027] As a further description of the above technical scheme:
[0028] The far ends of the two link blocks are slidably connected to the insides of the two limiting blocks, respectively, the inside of the link block is provided with a limiting hole, the outside of the rotating column is slidably connected to the inside of the limiting hole, and the outsides of the two positioning cylinders are fixedly connected to the insides of the left ends of the support table and the processing experiment table, respectively.
[0029] Through the technical scheme, the rotating column is slidably connected in the limiting hole, used for transmitting power and ensuring movement stability, the positioning cylinder is fixed in the left end of the support table and the processing experiment table respectively, used for supporting and guiding the operation of the splicing mechanism.
[0030] The utility model has the advantages of the following:
[0031] 1、 the utility model discloses, through rotating plate two and rotating plate one synchronous rotation, and then drive fixed column to rotate, to drive the guiding frame and the opening block connected with processing experiment table to slide down, and then drive support table to slide down, reach the effect of folding, and then convenient integral removal, to facilitate the space arrangement of laboratory.
[0032] 2、 the utility model discloses, through starting electric push rod and push plate to slide, to drive rotating column to slide, to drive the link block to rotate around rotating column, until push plate is engaged to the inside of limiting block, to complete the quick splicing, reach when not using, can split storage, and then improve the efficiency of test table transfer.
[0033] 3、 the utility model discloses, through drive limiting plate to slide and stretch spring, make spring can store elastic potential energy, and then through the limiting plate and sliding plate give the clamping plate a reverse direction force to reset and fix different size test tube, to improve its application range. DRAWINGS
[0034] Figure 1 It is a perspective view of the foldable experiment table for laboratory proposed in the utility model;
[0035] Figure 2 It is a structure schematic view of the sliding cylinder of the foldable experiment table for laboratory proposed in the utility model;
[0036] Figure 3 It is a structure schematic view of the sliding plate of the foldable experiment table for laboratory proposed in the utility model;
[0037] Figure 4 It is a structure schematic view of the guiding frame of the foldable experiment table for laboratory proposed in the utility model;
[0038] Figure 5 It is a structure schematic view of the fixed column of the foldable experiment table for laboratory proposed in the utility model.
[0039] Legend:
[0040] 1, support platform; 2, processing experiment table; 3, splicing mechanism; 31, sliding cylinder; 32, positioning cylinder; 33, electric push rod; 34, push plate; 35, rotating column; 36, adapter block; 37, limiting hole; 38, positioning column; 39, limiting block; 4, placing mechanism; 41, placing rack; 42, cavity; 43, limiting plate; 44, spring; 45, sliding plate; 46, clamping plate; 5, folding mechanism; 51, air cylinder; 52, transmission assembly; 5201, transmission cylinder; 5202, positioning rod; 53, positioning opening; 54, rotating block; 55, rotating plate one; 56, support shaft; 57, rotating plate two; 58, fixed column; 59, guide frame; 510, opening block; 6, drawer. DETAILED DESCRIPTION
[0041] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.
[0042] REFERENCE Figures 1 to 3 An embodiment provided by the present application: a foldable experiment table for laboratory, comprising two support platforms 1 and two processing experiment tables 2, the support platform 1 is used for supporting the weight of the whole experiment table, and the processing experiment table 2 is used for experimental operation, the right end of the support platform 1 and the processing experiment table 2 is fixedly connected with a splicing mechanism 3, which is used for overall splicing and disassembly, and the splicing mechanism 3 comprises a sliding cylinder 31, the outer part of the two sliding cylinders 31 is fixedly connected with the right end of the support platform 1 and the processing experiment table 2 respectively, and is fixed by welding process, so as to provide support for the sliding cylinder 31, the inner wall of the sliding cylinder 31 is slidably connected with a positioning cylinder 32, the positioning cylinder 32 can be stably spliced and installed with the sliding cylinder 31 through the limitation of the sliding cylinder 31, the outer part of the two positioning cylinders 32 is fixedly connected with the left end inside of the support platform 1 and the processing experiment table 2 respectively, and is fixed by welding process, so as to fix the positioning cylinder 32, the inside of the positioning cylinder 32 is fixedly connected with an electric push rod 33, which is used for providing driving source, the driving end of the electric push rod 33 is fixedly connected with a push plate 34, and the push plate 34 is driven to slide by starting the electric push rod 33;
[0043] The upper and lower ends of the push plate 34 are fixedly connected with rotating columns 35, the rotating columns 35 are driven to slide synchronously by the push plate 34, the outer part of the rotating column 35 is slidably connected with a connecting block 36, the sliding force is transmitted to the connecting block 36 through the rotating column 35, the inner part of the connecting block 36 is rotatably connected with a positioning column 38, the rotating column 38 provides support for the rotation of the connecting block 36, the inner wall of the sliding cylinder 31 is fixedly connected with limiting blocks 39 on the upper and lower sides, the limiting blocks 39 are fixed by the welding process, thereby providing support for the two limiting blocks 39, the far ends of the two connecting blocks 36 are slidably connected in the inner part of the two limiting blocks 39, the connecting block 36 is fixed by sliding into the inner part of the limiting block 39, the inner part of the connecting block 36 is provided with a limiting hole 37, the limiting hole 37 is matched with the rotating column 35, the outer part of the rotating column 35 is slidably connected in the inner part of the limiting hole 37, the rotating column 35 can stably slide by the limitation of the limiting hole 37;
[0044] Specifically, the support table 1 is used to support the weight of the entire experiment table, the processing experiment table 2 is used for experimental operation, the right ends of the support table 1 and the processing experiment table 2 are fixedly connected with a splicing mechanism 3, which is used for overall splicing and disassembly, the splicing mechanism 3 includes a sliding cylinder 31, a positioning cylinder 32, an electric push rod 33, a push plate 34, a rotating column 35, a connecting block 36, a limiting hole 37, a positioning column 38 and a limiting block 39, etc., the sliding cylinder 31 and the positioning cylinder 32 are fixedly connected in the inner part of the right end and the left end of the support table 1 and the processing experiment table 2 by the welding process, the electric push rod 33 is fixedly connected in the inner part of the positioning cylinder 32, which is used to provide a driving source, the driving end of which is fixedly connected with the push plate 34, the push plate 34 drives the rotating column 35 to slide, the rotating column 35 transmits the sliding force to the connecting block 36 through the limiting hole 37, the inner part of the connecting block 36 is rotatably connected with the positioning column 38, the inner wall of the sliding cylinder 31 is fixedly connected with the limiting block 39, the connecting block 36 is fixed by sliding into the inner part of the limiting block 39, the folding and splicing of the experiment table are realized by the sliding and rotating mechanism, which is convenient for disassembly and storage.
[0045] The top side of the processing experiment table 2 is fixedly connected with a placing mechanism 4, and the two placing mechanisms 4 each include a placing rack 41 for placing test tubes for experiments. Cavity bodies 42 are formed at the left and right ends of the placing rack 41, so that the inside of the placing rack 41 forms a moving space. The bottom side of the placing rack 41 is fixedly connected to the top side of the processing experiment table 2 by a welding process, thereby providing support for the placing rack 41. A plurality of limiting plates 43 are slidingly connected to the left and right ends of the placing rack 41. The limiting plates 43 are slidingly connected to the inside of the cavity bodies 42. The cavity bodies 42 formed in the placing rack 41 allow the limiting plates 43 to slide in close contact with the inner wall of the placing rack 41. The proximal side of each of the plurality of limiting plates 43 is fixedly connected with two springs 44, and the springs 44 are fixed to the inner wall of the placing rack 41. The limiting plates 43 stretch the springs 44 during sliding, so that the springs 44 can store potential energy, thereby giving the limiting plates 43 a force in the opposite direction for resetting. The proximal side of each of the plurality of limiting plates 43 is fixedly connected with a sliding plate 45, which is supported by the limiting plates 43 to prevent the sliding plate 45 from falling off. The outside of the sliding plate 45 is slidingly connected to the inside of the cavity body 42, and the cavity body 42 limits the stable sliding of the sliding plate 45. The proximal side of each of the plurality of sliding plates 45 is fixedly connected with a clamping plate 46 for clamping test tubes.
[0046] Specifically, the bottom side of the placing rack 41 is fixedly connected to the top side of the processing experiment table 2 by a welding process to provide support for the placing rack 41. Cavity bodies 42 are formed at the left and right ends of the placing rack 41 to form a moving space. The limiting plates 43 are slidingly connected to the inside of the cavity bodies 42, and the outside of the limiting plates 43 slides in close contact with the inner wall of the cavity bodies 42. The proximal side of each of the plurality of limiting plates 43 is fixedly connected with two springs 44, and the springs 44 are fixed to the inner wall of the placing rack 41. The limiting plates 43 stretch the springs 44 during sliding to store potential energy, thereby giving the limiting plates 43 a force in the opposite direction for resetting. The proximal side of each of the plurality of limiting plates 43 is fixedly connected with a sliding plate 45, and the outside of the sliding plate 45 is slidingly connected to the inside of the cavity body 42. The cavity body 42 limits the stable sliding of the sliding plate 45. The proximal side of each of the plurality of sliding plates 45 is fixedly connected with a clamping plate 46 for clamping test tubes. The sliding and elastic resetting mechanism realizes stable placement and clamping of the test tubes.
[0047] The inner wall bottom side of the support table 1 is fixedly connected with a folding mechanism 5, so that the distance between the support table 1 and the processing experiment table 2 is adjusted, thereby facilitating transportation. The folding mechanism 5 comprises a gas cylinder 51 for providing a driving source. The bottom side of the gas cylinder 51 is fixedly connected to the inner wall bottom side of the support table 1 by a welding process, so that the gas cylinder 51 can operate stably. The driving end of the gas cylinder 51 is fixedly connected with a transmission assembly 52. The transmission assembly 52 comprises a transmission cylinder 5201. The transmission assembly 52 is driven to slide by the gas cylinder 51, so that the transmission cylinder 5201 can slide. The bottom side of the transmission cylinder 5201 is fixedly connected to the driving end of the gas cylinder 51. The transmission cylinder 5201 is driven to slide by starting the gas cylinder 51. A positioning rod 5202 is rotatably connected inside the transmission cylinder 5201. The transmission cylinder 5201 is driven to rotate by the positioning rod 5202. A rotating block 54 is fixedly connected to the front and rear sides of the transmission assembly 52. The positioning rod 5202 is fixedly connected to the inside of the rotating block 54. The rotating block 54 is driven to slide by the positioning rod 5202. A rotating plate one 55 is slidably connected inside the rotating block 54. The rotating plate one 55 is driven to rotate by the rotating block 54.
[0048] A support shaft 56 is rotatably connected inside the two rotating plate ones 55 to provide support for the rotation of the rotating plate one 55. Rotating plate twos 57 are rotatably connected to the front and rear ends of the support shaft 56. The rotating plate twos 57 can be rotated by the limitation of the support shaft 56. A fixed column 58 is fixedly connected to the left end of the rotating plate two 57. The fixed column 58 is driven to rotate by the rotating plate two 57. A guide frame 59 is slidably connected to the outside of the fixed column 58. The fixed column 58 is driven to slide by the guide frame 59. A positioning opening 53 is formed in the inside of the guide frame 59. The positioning opening 53 is adapted to the fixed column 58. The positioning opening 53 is slidably connected to the outside of the fixed column 58, so that the fixed column 58 can slide stably. The distal sides of the plurality of guide frames 59 are fixedly connected to the proximal sides of the support table 1 and the processing experiment table 2, so that the guide frames 59 can drive the support table 1 to slide upward. An opening block 510 is rotatably connected to the right end of the rotating plate one 55. The rotating plate one 55 can rotate stably by the limitation of the opening block 510. Two drawers 6 are installed inside the support table 1 and the processing experiment table 2 for placing experimental supplies.
[0049] Specifically, the air cylinder 51 is fixedly connected to the inner wall bottom side of the support table 1 through a welding process, a driving source is provided, the driving end of the air cylinder 51 is fixedly connected to the transmission assembly 52, the transmission assembly 52 comprises a transmission cylinder 5201 and a positioning rod 5202, the transmission cylinder 5201 is driven to slide by the air cylinder 51 and drives the positioning rod 5202 to rotate, the positioning rod 5202 is fixedly connected to the rotating block 54 outside, the rotating block 54 is pushed to slide, the rotating block 54 is slidably connected to the rotating plate one 55 inside, the rotating plate one 55 is pushed to rotate, the two rotating plate one 55s are rotatably connected to the support shaft 56 inside, the support shaft 56 is rotatably connected to the rotating plate two 57 at both ends, the rotating plate two 57 is fixedly connected to the fixed column 58 at the left end, the fixed column 58 is slidably connected to the guide frame 59 outside, the guide frame 59 is provided with a positioning opening 53 inside, which is matched with the fixed column 58, so that the fixed column 58 can stably slide, the far sides of the plurality of guide frames 59 are fixedly connected to the near sides of the support table 1 and the processing experiment table 2 respectively, the support table 1 is pushed to slide upwards, the opening block 510 is rotatably connected to the right end of the rotating plate one 55, the rotating plate one 55 is limited to stably rotate, and two drawers 6 are installed in the support table 1 and the processing experiment table 2 respectively, which are used for placing experimental supplies, the folding and height adjustment of the experiment table are realized through the air cylinder driving and rotating mechanism, and transportation and storage are facilitated.
[0050] Working principle: when the experiment table is moved or stored, the transmission cylinder 5201 is pulled downward by starting the air cylinder 51, then the positioning rod 5202 is driven to slide, thereby driving the rotating block 54 to slide outside the rotating plate one 55, thereby pulling the rotating plate one 55 to rotate, thereby driving the support shaft 56 to slide and transmitting the force to the rotating plate two 57, so that the rotating plate two 57 rotates synchronously with the rotating plate one 55, then the fixed column 58 is driven to rotate, thereby driving the guide frame 59 and the opening block 510 connected with the processing experiment table 2 to slide downward, then the support table 1 is driven to slide downward, the folding effect is achieved, then the whole is moved, thereby facilitating the space arrangement of the laboratory;
[0051] Then according to the demand, the two support tables 1 and the two processing experiment tables 2 are placed opposite to each other, then the splicing mechanism 3 on one of the support tables 1 and the processing experiment tables 2 is pushed to the positioning cylinder 32 on the other support table 1 and the processing experiment table 2, the sliding cylinder 31 is sleeved outside the positioning cylinder 32, then the electric push rod 33 is started to drive the push plate 34 to slide, thereby driving the rotating column 35 to slide, thereby driving the connecting block 36 to rotate around the rotating column 35, until the push plate 34 is clamped into the limiting block 39, thereby completing the rapid splicing, achieving the effect of disassembly and storage when not in use, thereby improving the efficiency of the experiment table transfer;
[0052] When the test tube experiment is carried out, the test tube is placed inside the placing rack 41 and between the two clamping plates 46, and then the two clamping plates 46 drive the sliding plate 45 to slide, thereby driving the limiting plate 43 to slide and stretching the spring 44, so that the spring 44 can store elastic potential energy, and then the limiting plate 43 and the sliding plate 45 give the clamping plate 46 a reverse force to reset and fix the test tubes of different sizes, thereby improving the applicable range.
[0053] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the foregoing embodiments of the present application are described in detail, for those skilled in the art, it still can be modified, or part of the technical features of the equivalent replacement, within the spirit and principles of the present application, any modification, equivalent replacement, improvement, etc., should be included in the scope of the present application.
Claims
1. A foldable laboratory bench, comprising two support platforms (1) and two processing platforms (2), characterized in that: The right end of the support platform (1) and the processing experimental platform (2) are both fixedly connected to a splicing mechanism (3), the top side of the processing experimental platform (2) is fixedly connected to a placement mechanism (4), the bottom side of the inner wall of the support platform (1) is fixedly connected to a folding mechanism (5), and the inside of the support platform (1) and the processing experimental platform (2) are both equipped with two drawers (6). The folding mechanism (5) includes a cylinder (51). The bottom side of the cylinder (51) is fixedly connected to the bottom side of the inner wall of the support platform (1). The driving end of the cylinder (51) is fixedly connected to a transmission assembly (52). Rotating blocks (54) are fixedly connected to both the front and rear sides of the transmission assembly (52). Rotating plate one (55) is slidably connected inside the rotating block (54). Support shaft (56) is rotatably connected inside the two rotating plates one (55). Rotating plate two (57) is rotatably connected to both the front and rear ends of the support shaft (56). Fixed column (58) is fixedly connected to the left end of the rotating plate two (57). Guide frame (59) is slidably connected to the outside of the fixed column (58). Opening block (510) is rotatably connected to the right end of the rotating plate one (55).
2. The foldable laboratory bench according to claim 1, characterized in that: Each of the splicing mechanisms (3) includes a sliding cylinder (31). The two sliding cylinders (31) are fixedly connected to the right ends of the support platform (1) and the processing experimental platform (2), respectively. The inner wall of the sliding cylinder (31) is slidably connected to a positioning cylinder (32). The inside of the positioning cylinder (32) is fixedly connected to an electric push rod (33). The drive end of the electric push rod (33) is fixedly connected to a push plate (34). The upper and lower ends of the push plate (34) are fixedly connected to rotating columns (35). The outside of the rotating column (35) is slidably connected to a connecting block (36). The inside of the connecting block (36) is rotatably connected to a positioning column (38). The upper and lower sides of the inner wall of the sliding cylinder (31) are fixedly connected to limit blocks (39).
3. The foldable laboratory bench according to claim 1, characterized in that: Both of the placement mechanisms (4) include a placement frame (41). The bottom side of the placement frame (41) is fixedly connected to the top side of the processing experimental table (2). Multiple limiting plates (43) are slidably connected to both the left and right ends of the placement frame (41). Two springs (44) are fixedly connected to the adjacent side of the multiple limiting plates (43). A sliding plate (45) is fixedly connected to the adjacent side of the multiple limiting plates (43). A clamping plate (46) is fixedly connected to the adjacent side of the multiple sliding plates (45).
4. A foldable laboratory bench according to claim 1, characterized in that: The transmission assembly (52) includes a transmission cylinder (5201), the bottom side of which is fixedly connected to the drive end of the cylinder (51), and a positioning rod (5202) is rotatably connected inside the transmission cylinder (5201).
5. A foldable laboratory bench according to claim 4, characterized in that: The positioning rod (5202) is externally fixedly connected to the inside of the rotating block (54), and the far sides of the multiple guide frames (59) are respectively fixedly connected to the near sides of the support platform (1) and the processing experimental platform (2).
6. A foldable laboratory bench according to claim 5, characterized in that: The guide frame (59) has a positioning opening (53) inside, and the inside of the positioning opening (53) is slidably connected to the outside of the fixed column (58).
7. A foldable laboratory bench according to claim 3, characterized in that: The placement rack (41) has cavities (42) at both ends. The outer side of the limiting plate (43) is slidably connected to the inside of the cavity (42), and the outer side of the sliding plate (45) is slidably connected to the inside of the cavity (42).
8. A foldable laboratory bench according to claim 2, characterized in that: The two connecting blocks (36) are slidably connected at opposite ends to the interior of the two limiting blocks (39). The connecting blocks (36) have limiting holes (37) inside. The rotating column (35) is slidably connected to the interior of the limiting holes (37). The two positioning cylinders (32) are fixedly connected to the interior of the left end of the support platform (1) and the processing experimental platform (2).