Laboratory side table lifting protection mechanism

Abstract

The utility model provides a laboratory side table lifting protection mechanism, which relates to the technical field of side table protection, and comprises a first protection plate, second protection plates, a lifting mechanism, a linkage mechanism and a driving mechanism, the first protection plate is arranged on the front side above a laboratory side table body, and the second protection plates are arranged on the two sides above the laboratory side table body; a lifting mechanism and a linkage mechanism are arranged on the laboratory side table body, the first protection plate is connected with the lifting mechanism, the lifting mechanism is connected with the linkage mechanism, the driving mechanism comprises sliding strips and a connecting rod, the connecting rod is arranged between the front ends of the two sliding strips, and the sliding strips are connected with the linkage mechanism; according to the utility model, the sliding strips can be controlled to move by pushing forward or pulling back the connecting rod, the rack mounted on the group of sliding strips can drive the mounting shaft provided with the driving gear to rotate, and the first bevel gear and the second bevel gear are in transmission after the mounting shaft rotates to control the rotation of the screw rod, so that the control of the screw rod is realized; the lifting process does not need manual control of an operator.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of side table protection, especially to a laboratory side table lifting protection mechanism. BACKGROUND

[0002] The laboratory side table usually refers to the workbench placed along the wall or equipment in the laboratory, which integrates various functions such as storage cabinets, reagent shelves, sockets, faucets, etc., and is convenient for experimental personnel to operate, store and arrange experimental equipment.

[0003] The laboratory side table in the prior art is a simple table body structure, and lacks a protection mechanism. When experimental equipment is placed on the laboratory side table, it is very easy to cause the experimental equipment to be damaged by the operator by mistake without protection, resulting in economic loss. When some laboratory side tables with protection mechanisms are used, the lifting control of the protection mechanism needs to be operated by hand, which is very inconvenient for the personnel who are conducting experiments. Therefore, the utility model provides a laboratory side table lifting protection mechanism to solve the deficiencies in the prior art. UTILITY MODEL CONTENT

[0004] In view of the above problems, the utility model aims to provide a laboratory side table lifting protection mechanism, which can be controlled by the operator to move the sliding bar through the foot pushing or pulling action of the connecting rod. The rack installed on the sliding bar can drive the mounting shaft installed with the driving gear to rotate. After the mounting shaft rotates, the first bevel gear and the second bevel gear are driven to rotate the control screw, thereby realizing the synchronous lifting of the first protection plate connected with the control screw and the second protection plate connected with the first protection plate. The lifting process does not need to be controlled by the operator's hand, and is convenient for laboratory environment use.

[0005] To achieve the above purpose, the utility model provides the following technical scheme:

[0006] A laboratory side table lifting protection mechanism, comprising a first protection plate, a second protection plate, a lifting mechanism, a linkage mechanism and a driving mechanism, the first protection plate is arranged on the front side above the laboratory side table body, the second protection plate is arranged on both sides above the laboratory side table body, both the second protection plates are connected with the first protection plate, the first mounting groove is arranged on the front side of the top of the laboratory side table body, the first protection plate is movably arranged in the first mounting groove, the second mounting groove is arranged on both sides of the top of the laboratory side table body, the second protection plate is movably arranged in the second mounting groove, the lifting mechanism and the linkage mechanism are arranged on the laboratory side table body, the first protection plate is connected with the lifting mechanism, and the lifting mechanism is connected with the linkage mechanism.

[0007] The driving mechanism comprises sliding bars and a connecting rod, sliding bars are arranged on the two leg side walls of the laboratory bench body, a connecting rod is arranged between the front ends of the two sliding bars, and the sliding bars are connected with the linkage mechanism.

[0008] Further improvement lies in that: the two leg inner side walls of the laboratory bench body are both provided with assembly grooves, the lifting mechanism comprises a screw rod, a guide rod, a first connecting seat and a second connecting seat, the screw rod is rotatably arranged in one assembly groove, the guide rod is arranged in the other assembly groove, the first connecting seat is threadedly connected to the screw rod, and the second connecting seat is slidably arranged on the guide rod.

[0009] Further improvement lies in that: the linkage mechanism comprises a mounting shaft, a first bevel gear, a second bevel gear, a driving gear and a rack, the mounting shaft is rotatably arranged in the assembly groove where the screw rod is arranged, the first bevel gear and the driving gear are arranged on the mounting shaft, the second bevel gear is arranged on the lower end shaft portion of the screw rod, the second bevel gear is engaged with the first bevel gear, the rack is arranged on a group of the sliding bars, and the rack is engaged with the driving gear.

[0010] Further improvement lies in that: L-shaped control pedals are arranged above the connecting rod, a plurality of groups of the L-shaped control pedals are arranged, and the plurality of groups of the L-shaped control pedals are detachably arranged on the connecting rod.

[0011] Further improvement lies in that: fixing holes are arranged on the connecting rod, the number of the fixing holes is greater than that of the L-shaped control pedals, and the L-shaped control pedals are connected with the fixing holes through fixing bolts.

[0012] Further improvement lies in that: expansion notches are arranged on the top of the first protective plate and the second protective plate, locking bolts are arranged on the first protective plate and the second protective plate, and the locking bolts are positionally matched with the expansion notches.

[0013] The laboratory bench body is provided with movable first and second protective plates, a lifting mechanism is arranged to control the lifting of the first and second protective plates, a linkage mechanism is arranged to be connected with the lifting mechanism, a driving mechanism is arranged to be connected with the linkage mechanism, when the lifting mechanism is controlled, the operator can control the sliding bars to move by stepping on the connecting rod to push forward or pull back, the rack arranged on a group of the sliding bars can drive the mounting shaft provided with the driving gear to rotate, the first bevel gear and the second bevel gear are driven to rotate to control the screw rod to rotate, and then the first protective plate connected with the screw rod and the second protective plate connected with the first protective plate are synchronously lifted, the lifting process does not need to be controlled by the operator, and the laboratory environment is convenient to use. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 is a structure perspective view of the utility model;

[0015] Figure 2 is a structure schematic view of the first installation slot and the second installation slot of the utility model;

[0016] Figure 3 is a structure schematic view of the installation and assembly of the lifting mechanism, the linkage mechanism and the driving mechanism of the utility model;

[0017] Figure 4 is the utility model Figure 3 is an enlarged schematic view of structure A.

[0018] Wherein: 1, the first protective plate; 2, the second protective plate; 3, the laboratory side table body; 4, the first installation slot; 5, the second installation slot; 6, the sliding bar; 7, the connecting rod; 8, the assembly slot; 9, the screw rod; 10, the guide rod; 11, the first connecting seat; 12, the second connecting seat; 13, the mounting shaft; 14, the first bevel gear; 15, the second bevel gear; 16, the driving gear; 17, the rack; 18, the L-shaped control pedal; 19, the fixed hole; 20, the expansion slot; 21, the locking bolt. DETAILED DESCRIPTION

[0019] In order to deepen the understanding of the utility model, the utility model will be further described in the following combined with examples, and the examples are only used to explain the utility model and do not constitute the limitation of the protection scope of the utility model.

[0020] Example One

[0021] According to Figures 1-4 , the embodiment provides a laboratory side table lifting protection mechanism, which comprises a first protective plate 1, a second protective plate 2, a lifting mechanism, a linkage mechanism and a driving mechanism, the first protective plate 1 is arranged on the front side above the laboratory side table body 3, the second protective plate 2 is arranged on the two sides above the laboratory side table body 3, both the second protective plates 2 are connected with the first protective plate 1, the laboratory side table body 3 is provided with a first installation slot 4 on the front side of the top, the first protective plate 1 is movably arranged in the first installation slot 4, the laboratory side table body 3 is provided with a second installation slot 5 on the two sides of the top, the second protective plate 2 is movably arranged in the second installation slot 5, the laboratory side table body 3 is provided with the lifting mechanism and the linkage mechanism, the first protective plate 1 is connected with the lifting mechanism, and the lifting mechanism is connected with the linkage mechanism; the driving mechanism comprises a sliding bar 6 and a connecting rod 7, the sliding bar 6 is slidably arranged on the side wall of both legs of the laboratory side table body 3, the connecting rod 7 is arranged between the front ends of both the sliding bars 6, and the sliding bar 6 is connected with the linkage mechanism.

[0022] The laboratory side table lifting protection mechanism runs, the sliding bar 6 is controlled to move on the laboratory side table body 3 through the foot pedal connecting rod 7, when the sliding bar 6 moves, the sliding bar 6 drives the linkage mechanism to act, the linkage mechanism drives the lifting mechanism to act, and synchronous lifting of the first protection plate 1 and the second protection plate 2 connected with the first protection plate 1 is realized.

[0023] The two supporting leg inner side walls of the laboratory side table body 3 are each provided with an assembly groove 8, the lifting mechanism comprises a screw rod 9, a guide rod 10, a first connecting seat 11 and a second connecting seat 12, the screw rod 9 is rotatably arranged in the assembly groove 8 on one side, the guide rod 10 is arranged in the assembly groove 8 on the other side, the first connecting seat 11 is threadedly connected to the screw rod 9, and the second connecting seat 12 is slidably arranged on the guide rod 10, and the first connecting seat 11 and the second connecting seat 12 are respectively connected to the two sides of the first protection plate 1. The linkage mechanism comprises a mounting shaft 13, a first bevel gear 14, a second bevel gear 15, a driving gear 16 and a rack 17, the mounting shaft 13 is rotatably arranged in the assembly groove 8 where the screw rod 9 is arranged, the first bevel gear 14 and the driving gear 16 are arranged on the mounting shaft 13, the second bevel gear 15 is arranged on the lower end shaft portion of the screw rod 9, the second bevel gear 15 is meshed with the first bevel gear 14, the rack 17 is arranged on a group of the sliding bars 6, and the rack 17 is meshed with the driving gear 16. When the sliding bar 6 moves, the rack 17 arranged on a group of the sliding bars 6 is driven to rotate the mounting shaft 13 by meshing transmission with the driving gear 16, the first bevel gear 14 is synchronously rotated after the mounting shaft 13 is rotated, then the second bevel gear 15 is meshed and driven to rotate the screw rod 9, then the first protection plate 1 is connected with the second protection plate, and the second protection plate is synchronously lifted on the screw rod 9 and the guide rod 10 under the connection of the first connecting seat 11 and the second connecting seat 12.

[0024] Embodiment two

[0025] According to Figures 1-4As shown, the embodiment provides a laboratory side table lifting protection mechanism, which comprises a first protection plate 1, a second protection plate 2, a lifting mechanism, a linkage mechanism and a driving mechanism, the first protection plate 1 is arranged on the front side above the laboratory side table body 3, the second protection plate 2 is arranged on both sides above the laboratory side table body 3, both of the second protection plates 2 are connected with the first protection plate 1, the laboratory side table body 3 is provided with a first mounting groove 4 on the front side of the top, the first protection plate 1 is movably arranged in the first mounting groove 4, the laboratory side table body 3 is provided with a second mounting groove 5 on both sides of the top, the second protection plate 2 is movably arranged in the second mounting groove 5, the laboratory side table body 3 is provided with the lifting mechanism and the linkage mechanism, the first protection plate 1 is connected with the lifting mechanism, and the lifting mechanism is connected with the linkage mechanism; the driving mechanism comprises a sliding bar 6 and a connecting rod 7, the sliding bar 6 is slidably arranged on the side wall of each leg of the laboratory side table body 3, the connecting rod 7 is arranged between the front ends of the two sliding bars 6, and the sliding bar 6 is connected with the linkage mechanism.

[0026] An L-shaped control pedal 18 is arranged above the connecting rod 7, a plurality of groups of the L-shaped control pedals 18 are arranged, and the plurality of groups of the L-shaped control pedals 18 are detachably installed with the connecting rod 7. A fixing hole 19 is arranged on the connecting rod 7, the number of the fixing holes 19 is greater than that of the L-shaped control pedals 18, and the L-shaped control pedal 18 is connected with the fixing hole 19 through a fixing bolt. The L-shaped control pedal 18 can be used for the operator to control the connecting rod 7 by foot, and the sliding bar 6 is controlled to move by stepping on the L-shaped control pedal 18. In the embodiment, the installation position of the L-shaped control pedal 18 can be reasonably adjusted according to requirements, and the convenience of use is high, and the plurality of groups of the L-shaped control pedals 18 at different positions can be used for the operator to stand at different positions to control the sliding bar 6 to move by foot.

[0027] The first protection plate 1 and the second protection plate 2 are provided with an expansion slot 20 on the top, a locking bolt 21 is arranged on each of the first protection plate 1 and the second protection plate 2, and the locking bolt 21 is positionally matched with the expansion slot 20. The expansion slot 20 arranged on the top of the first protection plate 1 and the second protection plate 2 can increase the number of plate members to improve the protection height of the first protection plate 1 and the second protection plate 2, so that the protection flexibility is improved.

[0028] The utility model discloses a first protection board 1 and second protection board 2 are set up to the movable laboratory side platform body 3, then set up the lifting mechanism to control first protection board 1 and second protection board 2 lift, through setting up linkage mechanism and lifting mechanism connection, and setting drive mechanism and linkage mechanism connection, when control lifting mechanism, operator can through the foot push link 7 and go back and pull the action of realization control sliding bar 6 movement, the rack 17 of installing on a group of sliding bar 6 can drive the mounting shaft 13 of installing drive gear 16 and rotate, the mounting shaft 13 rotates first bevel gear 14 and second bevel gear 15 transmission realizes control screw rod 9 rotation, further realizes control and screw rod 9 connection's first protection board 1 and with first protection board 1 connection's second protection board synchronous lift, and the lifting process does not need operator hand control, convenient laboratory environment uses.

[0029] The basic principle, main features and advantages of the utility model are shown and described above. The skilled person in the art should understand that the utility model is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model can have various changes and improvements, and these changes and improvements fall within the scope of the claimed utility model. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A laboratory bench lift guard mechanism, characterized by: The utility model provides a laboratory side table body (3) top two sides are equipped with second mounting groove (5), second guard board (2) activity sets up in second mounting groove (5) inside, be equipped with lifting mechanism and linkage mechanism on laboratory side table body (3), first guard board (1) is connected with lifting mechanism, lifting mechanism is connected with linkage mechanism; The driving mechanism includes a sliding bar (6) and a connecting rod (7), and the two sliding bars (6) are slidably arranged on the side walls of the two legs of the laboratory side table body (3). The connecting rod (7) is arranged between the front ends of the two sliding bars (6), and the sliding bars (6) are connected with the linkage mechanism.

2. A laboratory bench lift guard mechanism according to claim 1, wherein: The laboratory side table body (3) is provided with an assembly groove (8) on the inner side wall of each leg. The lifting mechanism includes a screw rod (9), a guide rod (10), a first connecting seat (11), and a second connecting seat (12). The screw rod (9) is rotatably arranged in one assembly groove (8), and the guide rod (10) is arranged in the other assembly groove (8). The first connecting seat (11) is threadedly connected to the screw rod (9), and the second connecting seat (12) is slidably arranged on the guide rod (10). The first connecting seat (11) and the second connecting seat (12) are respectively connected to the two sides of the first guard board (1).

3. A laboratory bench lift guard mechanism according to claim 2, wherein: The linkage mechanism includes a mounting shaft (13), a first bevel gear (14), a second bevel gear (15), a drive gear (16), and a rack (17). The mounting shaft (13) is rotatably arranged in the assembly groove (8) where the screw rod (9) is mounted. The mounting shaft (13) is provided with the first bevel gear (14) and the drive gear (16). The second bevel gear (15) is arranged on the lower end shaft of the screw rod (9). The second bevel gear (15) is engaged with the first bevel gear (14). The rack (17) is mounted on one of the sliding bars (6), and the rack (17) is engaged with the drive gear (16).

4. The laboratory bench lift guard mechanism of claim 1, wherein: The connecting rod (7) is provided with an L-shaped control pedal (18) above. The L-shaped control pedal (18) is provided with multiple groups. Each group of the L-shaped control pedal (18) is detachably mounted on the connecting rod (7).

5. A laboratory bench lift guard mechanism according to claim 4, wherein: The connecting rod (7) is provided with a fixing hole (19). The number of the fixing holes (19) is greater than the number of the L-shaped control pedals (18). The L-shaped control pedal (18) is connected with the fixing hole (19) through a fixing bolt.

6. The laboratory bench lift guard mechanism of claim 1, wherein: The first guard plate (1) and the second guard plate (2) are provided with an expansion notch (20) at the top, and locking bolts (21) are locked on the first guard plate (1) and the second guard plate (2), and the locking bolts (21) are positionally matched with the expansion notch (20).

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