CN211455020U

CN211455020U - Adjustable sliding table for physical experiments

Info

Publication number: CN211455020U
Application number: CN202020502493.XU
Authority: CN
Inventors: 吴文娟; 沈继航; 冯杨倩; 张恒瑞; 常甜; 詹佳靖
Original assignee: Nanjing Forestry University
Current assignee: Nanjing Forestry University
Priority date: 2020-04-08
Filing date: 2020-04-08
Publication date: 2020-09-08
Anticipated expiration: 2030-04-08

Abstract

The utility model provides a sliding stand with adjustable physics experiments is used. The adjustable sliding table for the physical experiment comprises an adjustable sliding table body; the base is arranged on the adjustable sliding table body; the bridging plate is fixedly arranged at the bottom of the base; the two supporting plates are fixedly arranged at the bottom of the erection plate; the transverse plate is fixedly arranged on one side of the two support plates close to each other; the accommodating groove is formed in the top of the base; the movable column is arranged in the accommodating groove, and the top end of the movable column extends to the upper part of the base; the containing cavity is formed in the movable column; and the transmission screw is rotatably arranged on the bridging plate. The utility model provides a sliding stand with adjustable physics experiments has height-adjustable festival, is suitable for the wider advantage of crowd.

Description

Adjustable sliding table for physical experiments

Technical Field

The utility model relates to a physics experiment technical field especially relates to a sliding stand with adjustable physics experiments are used.

Background

Physics is the subject of studying the most general law of motion and basic structure of a substance, and is used as a leading subject of natural science, physics studies the most basic motion form and law of all substances, such as universe, basic particles and the like, and the theoretical structure of physics fully uses mathematics as a working language of the physics and takes an experiment as a unique standard for checking the correctness of theory, so that in the process of physical experiment, in order to obtain the sliding speed and some data indexes of an object, experimental tools such as an adjustable sliding table and the like are often used.

The prior art provides an adjustable sliding table for physical experiments, which structurally comprises a base, a supporting rod, a sliding plate and a timing mechanism, wherein the sliding plate is rotationally connected with the supporting rod through a rotating mechanism; the timing mechanism comprises at least two induction switches and a programmable time controller, and a sliding groove is further formed in the side face of the sliding plate.

However, the sliding plate can only adjust the angle, and cannot adjust the height of the sliding plate, which results in that the sliding plate cannot be suitable for people with different heights, reduces the application range of the sliding plate, and brings inconvenience to people.

Therefore, there is a need to provide a new adjustable sliding table for physics experiments to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem provide a have height-adjustable, be suitable for the wider adjustable sliding stand for physical experiment of crowd.

In order to solve the technical problem, the utility model provides a sliding stand with adjustable physics experiments includes: an adjustable sliding table body; the base is arranged on the adjustable sliding table body; the bridging plate is fixedly arranged at the bottom of the base; the two supporting plates are fixedly arranged at the bottom of the erection plate; the transverse plate is fixedly arranged on one side of the two support plates close to each other; the accommodating groove is formed in the top of the base; the movable column is arranged in the accommodating groove, and the top end of the movable column extends to the upper part of the base; the containing cavity is formed in the movable column; the transmission screw rod is rotatably installed on the bridging plate, the top end of the transmission screw rod extends into the containing cavity and is in threaded connection with the inner wall of the bottom of the containing cavity, and the transmission screw rod penetrates through the inner wall of the bottom of the containing groove and is movably connected with the inner wall of the bottom of the containing groove; the first bevel gear is fixedly sleeved on the transmission screw; the rotating motor is fixedly arranged on the top of the transverse plate; the second bevel gear is fixedly sleeved on an output shaft of the rotating motor and is meshed with the first bevel gear; the two limiting sliding grooves are formed in the inner wall of the accommodating groove; two linkage sliders, two the linkage slider is slidable mounting respectively two in the spacing spout, two one side that the linkage slider is close to each other extends to two respectively outside the spacing spout and all with activity post fixed connection.

Preferably, four inclined supporting rods are fixedly installed at the top of the bridging plate, and the top ends of the four inclined supporting rods are fixedly connected with the base.

Preferably, the bottom end of the transmission screw is rotatably connected with the transverse plate.

Preferably, a first through hole is formed in the top of the transverse plate, a first bearing is fixedly arranged on the transmission screw rod in a sleeved mode, the inner wall of the first through hole is fixedly connected with the outer ring of the first bearing, a second through hole is formed in the top of the bridging plate, a second bearing is fixedly arranged on the transmission screw rod in a sleeved mode, and the inner wall of the second through hole is fixedly connected with the outer ring of the second bearing.

Preferably, the bottom of the base is provided with an avoiding hole communicated with the accommodating groove, and the transmission screw penetrates through the avoiding hole and is movably connected with the inner wall of the avoiding hole.

Preferably, the bottom of the movable column is provided with a threaded hole communicated with the accommodating cavity, and the transmission screw penetrates through the threaded hole and is connected with the inner wall of the threaded hole in a screwing manner.

Compared with the prior art, the utility model provides a sliding stand with adjustable physics experiments has following beneficial effect:

the utility model provides a sliding stand with adjustable physics experiments, when rising the sliding plate, positive start rotating electrical machines, under the meshing transmission relation between the gear, just can drive screw and rotate to it rises to drive the movable post, rises to user's assigned position back until the sliding plate, close rotating electrical machines can, in the same way, when reducing the height of sliding plate, reverse start rotating electrical machines can, through the mode with adjustable height, improved the application scope of this device, made things convenient for the use.

Drawings

Fig. 1 is a schematic structural view of a preferred embodiment of an adjustable sliding table for physical experiments according to the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a schematic side view of the present invention;

reference numbers in the figures: 1. adjustable sliding table body, 2, base, 3, bridging plate, 4, backup pad, 5, diaphragm, 6, accomodate the groove, 7, activity post, 8, accomodate the chamber, 9, drive screw, 10, umbrella tooth one, 11, rotating electrical machines, 12, umbrella tooth two, 13, spacing spout, 14, linkage slider, 15, diagonal brace.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2 and fig. 3 in combination, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of an adjustable sliding table for physical experiments according to the present invention; FIG. 2 is an enlarged view of portion A of FIG. 1; fig. 3 is a schematic side view of the present invention. The adjustable sliding table for physical experiments comprises: an adjustable sliding table body 1; the base 2 is arranged on the adjustable sliding table body 1; the bridging plate 3 is fixedly arranged at the bottom of the base 2; the two supporting plates 4 are fixedly arranged at the bottoms of the bridging plates 3; the transverse plate 5 is fixedly arranged on one side of the two support plates 4 close to each other; the accommodating groove 6 is formed in the top of the base 2; the movable column 7 is arranged in the accommodating groove 6, and the top end of the movable column 7 extends to the upper part of the base 2; the containing cavity 8 is formed in the movable column 7, and the containing cavity 8 is formed in the movable column 7; the transmission screw 9 is rotatably installed on the bridging plate 3, the top end of the transmission screw 9 extends into the accommodating cavity 8 and is in threaded connection with the inner wall of the bottom of the accommodating cavity 8, and the transmission screw 9 penetrates through the inner wall of the bottom of the accommodating groove 6 and is movably connected with the inner wall of the bottom of the accommodating groove 6; the bevel gear I10 is fixedly sleeved on the transmission screw rod 9, and the bevel gear I10 is fixedly sleeved on the transmission screw rod 9; the rotating motor 11 is fixedly arranged on the top of the transverse plate 5; the second bevel gear 12 is fixedly sleeved on the output shaft of the rotating motor 11, and the second bevel gear 12 is meshed with the first bevel gear 10; the two limiting sliding grooves 13 are formed in the inner wall of the accommodating groove 6; two linkage sliders 14, two linkage sliders 14 are respectively slidable mounting in two spacing spout 13, two one side that linkage sliders 14 are close to each other extends to two respectively outside the spacing spout 13 and all with activity post 7 fixed connection.

Four inclined supporting rods are fixedly mounted at the top of the bridging plate 3, and the top ends of the four inclined supporting rods are fixedly connected with the base 2.

The bottom end of the transmission screw 9 is rotatably connected with the transverse plate 5.

First through-hole has been seted up at the top of diaphragm 5, the fixed cover is equipped with first bearing on the drive screw 9, the inner wall of first through-hole with the outer lane fixed connection of first bearing, the second through-hole has been seted up at the top of bridging plate 3, the fixed cover is equipped with the second bearing on the drive screw 9, the inner wall of second through-hole with the outer lane fixed connection of second bearing.

The bottom of base 2 set up with accomodate the hole of dodging that groove 6 is linked together, drive screw 9 runs through dodge the hole and with dodge the inner wall swing joint in hole.

The bottom of the movable column 7 is provided with a threaded hole communicated with the containing cavity 8, and the transmission screw 9 penetrates through the threaded hole and is connected with the inner wall of the threaded hole in a screwing mode.

The utility model provides a theory of operation of sliding stand with adjustable physics experiments is as follows:

the top end of a movable column 7 in the device is connected with an external angle adjusting mechanism, and the angle adjusting mechanism is connected with a sliding plate;

when the sliding plate needs to be lifted, only the rotating motor 11 needs to be started in the forward direction, the output shaft of the rotating motor 11 rotates, so that the bevel gear II 12 can be driven to rotate, at the moment, the bevel gear I10 can be driven to rotate through the meshing transmission relationship among the gears, and then the transmission screw 9 can be driven to rotate, at the moment, the movable column 7 can be driven to ascend according to the threaded connection relationship between the transmission screw 9 and the threaded hole, so that the sliding plate can be driven to ascend, the rotating motor 11 can be closed after the sliding plate ascends to the appointed position of a user, and then the physical experiment project can be carried out, similarly, when the height of the sliding plate is used up or needs to be reduced, only the rotating motor 11 needs to be started in the reverse direction, so that the movable column 7 is driven to descend to the appointed position, and the limiting sliding chute 13 and the linkage sliding block 14 arranged in the device, the movable column 7 can not be separated from the transmission screw 9, and the use is convenient.

the utility model provides a sliding stand with adjustable physics experiments, when rising the sliding plate, positive start rotating electrical machines 11, under the meshing transmission relation between the gear, just can drive screw 9 and rotate to it rises to drive movable post 7, rise to user's assigned position back until the sliding plate, close rotating electrical machines 11 can, and in the same way, when reducing the height of sliding plate, reverse start rotating electrical machines 11 can, through the mode with height-adjustable, improved the application scope of this device, made things convenient for the use.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The utility model provides a slide table with adjustable physics experiments which characterized in that includes:

an adjustable sliding table body;

the base is arranged on the adjustable sliding table body;

the bridging plate is fixedly arranged at the bottom of the base;

the two supporting plates are fixedly arranged at the bottom of the erection plate;

the transverse plate is fixedly arranged on one side of the two support plates close to each other;

the accommodating groove is formed in the top of the base;

the movable column is arranged in the accommodating groove, and the top end of the movable column extends to the upper part of the base;

the containing cavity is formed in the movable column;

the transmission screw rod is rotatably installed on the bridging plate, the top end of the transmission screw rod extends into the containing cavity and is in threaded connection with the inner wall of the bottom of the containing cavity, and the transmission screw rod penetrates through the inner wall of the bottom of the containing groove and is movably connected with the inner wall of the bottom of the containing groove;

the first bevel gear is fixedly sleeved on the transmission screw;

the rotating motor is fixedly arranged on the top of the transverse plate;

the second bevel gear is fixedly sleeved on an output shaft of the rotating motor and is meshed with the first bevel gear;

the two limiting sliding grooves are formed in the inner wall of the accommodating groove;

two linkage sliders, two the linkage slider is slidable mounting respectively two in the spacing spout, two one side that the linkage slider is close to each other extends to two respectively outside the spacing spout and all with activity post fixed connection.

2. The adjustable sliding table for physical experiments as claimed in claim 1, wherein four diagonal braces are fixedly installed on the top of the bridging plate, and the top ends of the four diagonal braces are fixedly connected to the base.

3. The adjustable sliding table for physical experiments as claimed in claim 1, wherein the bottom end of the driving screw is rotatably connected with the cross plate.

4. The adjustable sliding table for physical experiments as claimed in claim 3, wherein the top of the horizontal plate is provided with a first through hole, the transmission screw is fixedly sleeved with a first bearing, an inner wall of the first through hole is fixedly connected with an outer ring of the first bearing, the top of the bridging plate is provided with a second through hole, the transmission screw is fixedly sleeved with a second bearing, and an inner wall of the second through hole is fixedly connected with an outer ring of the second bearing.

5. The adjustable sliding table for physical experiments according to claim 1, wherein an avoiding hole communicated with the accommodating groove is formed at the bottom of the base, and the transmission screw penetrates through the avoiding hole and is movably connected with the inner wall of the avoiding hole.

6. The adjustable sliding table for physical experiments as claimed in claim 1, wherein the bottom of the movable column is provided with a threaded hole communicated with the accommodating cavity, and the driving screw penetrates through the threaded hole and is screwed with the inner wall of the threaded hole.