CN211385100U - A hoisting laboratory test bench that is easy to lift - Google Patents

Abstract

The utility model belongs to the field of experimental equipment, in particular to a hoisting type laboratory test bench which is convenient for lifting. The height of the existing laboratory test bench is fixed. Different, it is not conducive to the conduct of the experiment, and people often use electrical and some dangerous items in the experiment, and it is inconvenient to place the electrical plug board and some dangerous items after the experiment is over. The following scheme is proposed. Including an operating table, the bottom four corners of the operating table are rotatably connected with supporting legs, the bottom of the supporting legs is threadedly connected with a top rod, the bottom end of the top rod is fixedly installed with a positioning seat, and the four supporting legs are fixedly mounted with the same A positioning plate, a cylinder is fixedly installed on the top of the positioning plate. The utility model has the advantages of simple structure and convenient use, and can enable people to open the insert board and the placing box while the test table is lifted and lowered, thereby facilitating people to operate experiments.

Description

A hoisting laboratory test bench that is easy to lift

technical field

The utility model relates to the technical field of experimental equipment, in particular to a hoisting type laboratory test table which is convenient for lifting.

Background technique

A laboratory is a place where experiments are carried out. The laboratory is the cradle of science, the base of scientific research, the source of scientific and technological development, and plays a very important role in the development of science and technology. The laboratory can be divided into three categories according to the ownership: the first category is subordinate to the university or replaced by the university. The second type of laboratory belongs to national institutions, and some are even international institutions, and the third type of laboratory directly belongs to the industrial enterprise sector, serving the development and research of industrial technology. The hoisting laboratory is a kind of laboratory, and the test bench in the hoisting laboratory is a more important part, which is convenient for the experiment personnel to carry out the experiment.

The height of the existing laboratory test bench is fixed. When people at different heights use the test bench, it is not conducive to the conduct of the experiment, and people often use electrical and some dangerous items when conducting experiments. However, it is inconvenient to place the electrical plug board and some dangerous objects after the experiment, so we propose a hoisting laboratory test bench that is easy to lift.

Utility model content

The purpose of the utility model is to solve the problem that the height of the existing laboratory test bench is fixed. When people with different heights use the test bench, it is not conducive to the conduct of the experiment due to the different heights, and people often use the In view of the shortcomings of electrical and some dangerous goods, and it is inconvenient to place the electrical board and some dangerous goods after the experiment, a ceiling-mounted laboratory test bench that is easy to lift is proposed.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

A hoisting type laboratory test bench which is convenient for lifting and lowering includes an operating table, the bottom four corners of the operating table are all rotatably connected with supporting legs, the bottom of the supporting legs is threadedly connected with a top rod, and the bottom end of the top rod is fixedly installed There is a positioning seat, the same positioning plate is fixedly installed on the four support legs, a cylinder is fixedly installed on the top of the positioning plate, a top plate is fixedly installed on the piston of the cylinder, and the top of the positioning plate is rotatably connected with four symmetrically arranged rotating parts. The four rotating rods are rotatably connected with the operating table, and the four rotating rods are all slidably connected with the top plate. One side of the operating table is slidably connected with a plug board, and the other side of the operating table is slidably connected with a placing box.

Preferably, a connecting rod is fixedly installed at the bottom of the plug board, and hinge rods are rotatably connected to both sides of the top board. and the movement of the placement box.

Preferably, the top plate is provided with four sliding holes, the sliding holes are slidably connected with the corresponding rotating rods, and the outer sides of the rotating rods are provided with threaded grooves, and a positioning block is fixedly installed on the inner wall of the sliding hole, and the positioning block is connected with the corresponding rotating rod. The threaded groove is slidably connected, and the moving top plate can be slidably connected with the positioning block through the threaded groove to drive the rotating rod to rotate.

Preferably, a first gear is fixedly sleeved on the outer side of the rotating rod, and a second gear is fixedly sleeved on the outer side of the support leg. The first gear is meshed with the corresponding second gear, and the rotating rotating rod can pass through the first gear. The mutual meshing with the second gear drives the supporting leg to rotate.

Preferably, the bottom of the operating table is provided with four symmetrically arranged rotating grooves, the inner wall of the rotating groove is fixedly mounted with the outer ring of the bearing, the inner ring of the bearing is fixedly connected with the corresponding supporting leg, and the bearing can stabilize the supporting leg. rotation state.

In the utility model, the hoisting type laboratory test bench that is convenient for lifting and lowering is provided with two hinge rods due to the need to store and use the plug-in board and the placing box. The moving bottom plate drives the hinge rods to move, and the hinged The rod drives the opening of the plug-in board and the placing box;

Due to the need to form a threaded rotation between the support leg and the top rod, a rotary rod is provided. The moving top plate drives the rotary rod to rotate through the sliding connection between the threaded groove and the positioning block, and the rotating rod is mutually connected through the first gear and the second gear. The engagement drives the support leg to rotate, so that the support leg and the ejector rod form a threaded rotation.

The utility model has the advantages of simple structure and convenient use, which can enable people to open the insert board and the placing box while the test table is lifted and lowered, so that people can operate experiments conveniently.

Description of drawings

Fig. 1 is the structural representation of a kind of hoisting type laboratory test bench which is convenient for lifting and lowering proposed by the utility model;

Fig. 2 is the three-dimensional structure schematic diagram of a kind of hoisting type laboratory test bench which is convenient for lifting and lowering proposed by the utility model;

Fig. 3 is the side view of a kind of hoisting type laboratory test bench which is convenient for lifting and lowering proposed by the utility model;

FIG. 4 is a schematic structural diagram of part A of a hoisting type laboratory test bench which is convenient for lifting and lowering proposed by the utility model.

In the picture: 1 operating table, 2 supporting legs, 3 ejector rod, 4 positioning seat, 5 positioning plate, 6 cylinder, 7 top plate, 8 ejector rod, 9 plug-in board, 10 placing box, 11 hinge rod, 12 first gear, 13 second gear, 14 thread groove, 15 positioning block.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example.

Example 1

Referring to Figures 1-4, a hoisting type laboratory test bench for easy lifting includes an operating table 1, the bottom four corners of the operating table 1 are rotatably connected with supporting legs 2, and the bottom of the supporting legs 2 is threadedly connected with a top rod 3, A positioning seat 4 is fixedly installed on the bottom end of the ejector rod 3, a same positioning plate 5 is fixedly installed on the four supporting legs 2, a cylinder 6 is fixedly installed on the top of the positioning plate 5, and a top plate 7 is fixedly installed on the piston of the cylinder 6, The top of the positioning plate 5 is rotatably connected with four symmetrically arranged rotating rods 8, and the four rotating rods 8 are all rotatably connected with the operating table 1, and the four rotating rods 8 are all slidably connected with the top plate 7, and one side of the operating table 1 slides A plug board 9 is connected, and a storage box 10 is slidably connected to the other side of the console 1 .

In the present invention, a connecting rod is fixedly installed at the bottom of the plug board 9 , and hinged rods 11 are rotatably connected to both sides of the top plate 7 .

In the utility model, the top plate 7 is provided with four sliding holes, the sliding holes are slidably connected with the corresponding rotating rod 8, and the outer side of the rotating rod 8 is provided with a threaded groove 14, and the inner wall of the sliding hole is fixedly installed with a positioning block 15. The positioning blocks 15 are slidably connected with the corresponding thread grooves 14 .

In the present invention, the outer side of the rotating rod 8 is fixedly sleeved with a first gear 12 , and the outer side of the support leg 2 is fixedly sleeved with a second gear 13 , and the first gear 12 is meshed with the corresponding second gear 13 .

In the utility model, the bottom of the operating table 1 is provided with four symmetrically arranged rotating grooves, the inner wall of the rotating grooves is fixedly installed with the outer ring of the bearing, and the inner ring of the bearing is fixedly connected with the corresponding supporting legs 2.

Example 2

Referring to Figures 1-4, a hoisting type laboratory test bench for easy lifting includes an operating table 1, the bottom four corners of the operating table 1 are rotatably connected with supporting legs 2, and the bottom of the supporting legs 2 is threadedly connected with a top rod 3, A positioning seat 4 is fixedly installed on the bottom end of the ejector rod 3, a same positioning plate 5 is fixedly installed on the four supporting legs 2, a cylinder 6 is fixedly installed on the top of the positioning plate 5, and a top plate 7 is fixedly installed on the piston of the cylinder 6, The top of the positioning plate 5 is rotatably connected with four symmetrically arranged rotating rods 8, and the four rotating rods 8 are all rotatably connected with the operating table 1, and the four rotating rods 8 are all slidably connected with the top plate 7, and one side of the operating table 1 slides A plug board 9 is connected, and a storage box 10 is slidably connected to the other side of the console 1 .

In the present invention, a connecting rod is fixedly installed at the bottom of the plug-in board 9, and hinged rods 11 are rotatably connected to both sides of the top board 7. The two hinged rods 11 are respectively rotatably connected with the connecting rod and the placing box 10. The movable top board 7 can The movement of the inserting board 9 and the placing box 10 is driven by the hinge rod 11 .

In the utility model, the top plate 7 is provided with four sliding holes, the sliding holes are slidably connected with the corresponding rotating rod 8, and the outer side of the rotating rod 8 is provided with a threaded groove 14, and the inner wall of the sliding hole is fixedly installed with a positioning block 15. The positioning block 15 is slidably connected with the corresponding threaded groove 14 , and the moving top plate 7 can be slidably connected with the positioning block 15 through the threaded groove 14 to drive the rotating rod 8 to rotate.

In the present invention, the outer side of the rotating rod 8 is fixedly sleeved with a first gear 12, the outer side of the support leg 2 is fixedly sleeved with a second gear 13, the first gear 12 is meshed with the corresponding second gear 13, and the rotating rotation The rod 8 can drive the support leg 2 to rotate through the mutual meshing of the first gear 12 and the second gear 13 .

In the utility model, the bottom of the operating table 1 is provided with four symmetrically arranged rotating grooves, the inner wall of the rotating groove is fixedly mounted with the outer ring of the bearing, the inner ring of the bearing is fixedly connected with the corresponding supporting legs 2, and the bearing can support stably Rotation state of leg 2.

In the present invention, when the test bench needs to be used, the air cylinder 6 is activated, the piston of the air cylinder 6 drives the top plate 7 to move upward, the moving top plate 7 drives the hinge rod 11 to move, and the hinge rod 11 drives the insert plate 9 and the placement box 10 at the same time. The moving top plate 7 drives the rotating rod 8 to rotate through the sliding connection between the threaded groove 14 and the positioning block 15, and the rotating rod 8 drives the first gear 12 to rotate, and the first gear 12 drives the second The gear 13 rotates, and the second gear 13 drives the support leg 2 to rotate. Due to the threaded connection between the support leg 2 and the ejector rod 3, a relative displacement is formed between the rotating support leg 2 and the ejector rod 3, which in turn drives the operating table 1 to move upward. , so as to facilitate the experimenter and then the experiment operation.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. Equivalent replacement or modification of the new technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (5)

1. a hoisting type laboratory test bench that is convenient for lifting, comprises an operating table, and is characterized in that, the four corners of the bottom of the operating table are all rotatably connected with support legs, and the bottom of the support legs is threadedly connected with a top rod, and the top The bottom end of the rod is fixedly installed with a positioning seat, the same positioning plate is fixedly installed on the four support legs, the top of the positioning plate is fixedly installed with a cylinder, the piston of the cylinder is fixedly installed with a top plate, and the top of the positioning plate is rotatably connected with a Four symmetrically arranged rotating rods, and all four rotating rods are rotatably connected with the operating table, and all four rotating rods are slidably connected with the top plate, one side of the operating table is slidably connected with a plug-in plate, and the other side of the operating table is slidable Attached to the box. 2. a kind of hoisting type laboratory test bench that is convenient for lifting according to claim 1, is characterized in that, the bottom of described plug-in board is fixedly installed with connecting rod, and both sides of top plate are connected with hinge rod in rotation, and two The hinge rods are respectively connected with the connecting rod and the placing box in rotation. 3. a kind of hoisting type laboratory test bench which is convenient for lifting according to claim 1, is characterized in that, described top plate is provided with four sliding holes, and the sliding holes are slidably connected with corresponding rotating rods, and the rotating rods are slidably connected. A threaded groove is provided on the outer side of the sliding hole, a positioning block is fixedly installed on the inner wall of the sliding hole, and the positioning block is slidably connected with the corresponding threaded groove. 4. a kind of hoisting type laboratory test bench which is convenient for lifting according to claim 1, is characterized in that, the outer fixed sleeve of described rotating rod is provided with the first gear, and the outer fixed sleeve of the support leg is provided with the second gear. gear, the first gear meshes with the corresponding second gear. 5. a kind of hoisting type laboratory test bench that is convenient for lifting according to claim 1, is characterized in that, the bottom of described operating table is provided with four symmetrically arranged rotating grooves, and the inner wall of the rotating groove is fixedly installed with The outer ring of the bearing and the inner ring of the bearing are fixedly connected with the corresponding support legs.

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