CN213864866U

CN213864866U - Experiment table for high school physics practice teaching

Info

Publication number: CN213864866U
Application number: CN202022645209.7U
Authority: CN
Inventors: 康海生
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-08-03
Anticipated expiration: 2030-11-16

Abstract

The utility model discloses a laboratory bench that teaching of high school physics was used, including the experiment platform, experiment platform bottom both sides are equipped with the backup pad, experiment platform below is equipped with the bottom plate, be equipped with the wire drawer between backup pad and the bottom plate, one side is equipped with the control storehouse in the wire drawer, the control storehouse internal rotation is connected with the screw rod, control storehouse one end is equipped with the motor, threaded connection has adjusting nut on the screw rod, it has the guiding hole to open on a control storehouse lateral wall, sliding connection has the winding rod in the guiding hole, winding rod one end is rotated and is connected on adjusting nut, both ends all are equipped with the gear on the winding rod, the bottom surface is equipped with the rack in the wire drawer, bottom surface one end is equipped with U type apron in the wire drawer, be equipped with the clamp plate in the U type apron, be equipped with the spring between clamp plate and the U type apron, it has the pull rod to peg graft in U type apron upper end, pull rod one end rigid coupling is in the clamp plate upper end, be equipped with U type splint on the winding rod. Compared with the prior art, the utility model, can advance to deposit in order connecting wire, conveniently take.

Description

Experiment table for high school physics practice teaching

Technical Field

The utility model relates to a laboratory bench technical field specifically indicates a laboratory bench of high school physics practice teaching usefulness.

Background

With the rapid development of social economy, physics is a subject for researching the most general law of motion and basic structure of substances, is a leading subject of natural science, and is used for researching the most basic motion form and law of all substances, such as universe and basic particles, and therefore becomes the research basis of other natural scientific subjects. Its theoretical structure utilizes mathematics as the work language of oneself fully, regard as the only standard of inspection theoretical exactness with the experiment, it is the most accurate natural science subject at present, need use the laboratory bench usually in the physical experiment process, the student is when carrying out the electricity experiment on the laboratory bench, can use many connecting wire to carry out electric connection to each electronic component usually, however too much connecting wire is when depositing unusual randomly arranged chapter, the condition of conglomeration can appear often, inconvenient taking, very big influence the experimental efficiency.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is overcome above defect, provide a laboratory bench that teaching of high school physics was used, can advance to deposit in order connecting wire in the electricity experiment, conveniently take, improve experimental efficiency.

In order to solve the technical problem, the utility model provides a technical scheme does: an experiment table for high school physics practice teaching comprises an experiment platform, wherein supporting plates are arranged on two sides of the bottom of the experiment platform, a bottom plate positioned between the supporting plates is arranged below the experiment platform, a wire drawer is connected between the supporting plates and the bottom plate in a sliding manner, a control bin is arranged on one side in the wire drawer, a screw rod is connected in the control bin in a rotating manner, a motor for driving the screw rod to rotate is arranged at one end of the control bin, an adjusting nut is connected on the screw rod in a threaded manner, a guide hole is formed in the wall of the bin on one side of the control bin, a winding rod is connected in the guide hole in a sliding manner, one end of the winding rod extends into the control bin through the guide hole and is connected to the adjusting nut in a rotating manner, gears are arranged at two ends of the winding rod, racks meshed with the gears are arranged on two sides of the inner bottom surface of the wire drawer, and a U-shaped cover plate is arranged at one end of the inner bottom surface of the wire drawer, the U-shaped cover plate is internally provided with a pressing plate, a spring is arranged between the upper end of the pressing plate and the bottom surface of the upper end of the U-shaped cover plate, a through hole is formed in the upper end of the U-shaped cover plate, a pull rod is inserted in the through hole, one end of the pull rod is fixedly connected to the upper end of the pressing plate, and at least one U-shaped clamping plate is arranged on the winding rod.

As an improvement, a sliding groove is formed in one side in the wire drawer, one end, far away from the control cabin, of the winding rod is connected in the sliding groove in a sliding mode, and the movement stability of the winding rod is improved.

As the improvement, be equipped with on the winding roll and be no less than one the baffle, U type splint all are located adjacently between the baffle for every wire homoenergetic is deposited alone, and more orderly and clean and tidy.

As the improvement, U type splint inner wall all is equipped with the block rubber, carries out the fixed to the wire through the extrusion force between the block rubber.

As an improvement, an instrument desk is arranged on the experiment platform, and experiment measurement can be carried out through a measuring instrument on the instrument desk.

Compared with the prior art, the utility model the advantage lie in: when connecting wire is deposited and accomodate when needs, open the wire drawer, go into in the U type splint with the one end card of wire, upwards the pulling pull rod mentions the clamp plate, press the other end of wire between clamp plate and wire drawer bottom surface, starting motor drive screw rotates and makes adjusting nut remove along screw rod length direction, it is connected with the winding rod to rotate on the adjusting nut, pulling the winding rod when adjusting nut removes, the winding rod both ends are equipped with the gear, the bottom surface is equipped with the rack in the wire drawer, make the winding rod carry out the rotation when removing, twine the wire on the winding rod, need use make reverse operation can, can advance to deposit in order connecting wire, conveniently take, improve experimental efficiency.

Drawings

Fig. 1 is the utility model relates to a laboratory bench front view that high school physics practice teaching was used.

Fig. 2 is the utility model relates to a laboratory bench top view that high school physics practice teaching was used.

Fig. 3 is the utility model relates to a laboratory bench A department enlarger that high school physics practice teaching was used.

Fig. 4 is an enlarged view of the experiment table B for high school physics practice teaching of the present invention.

As shown in the figure: 1. experiment platform, 2, wire drawer, 3, backup pad, 4, instrument desk, 5, control cabin, 6, screw rod, 7, motor, 8, adjusting nut, 9, winding rod, 10, baffle, 11, gear, 12, rack, 13, U type apron, 14, pull rod, 15, spring, 16, clamp plate, 17, spout, 18, bottom plate, 19, U type splint, 20, rubber block, 21, guiding hole.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

With reference to the attached drawings, the experiment table for high school physics practice teaching comprises an experiment platform 1, wherein supporting plates 3 are arranged on two sides of the bottom of the experiment platform 1, a bottom plate 18 positioned between the supporting plates 3 on two sides is arranged below the experiment platform 1, a wire drawer 2 is connected between the supporting plates 3 and the bottom plate 18 in a sliding manner, a control chamber 5 is arranged on one side in the wire drawer 2, a screw 6 is connected in the control chamber 5 in a rotating manner, a motor 7 for driving the screw 6 to rotate is arranged at one end of the control chamber 5, an adjusting nut 8 is connected on the screw 6 in a threaded manner, a guide hole 21 is formed in the wall of one side of the control chamber 5, a winding rod 9 is connected in the guide hole 21 in a sliding manner, one end of the winding rod 9 extends into the control chamber 5 through the guide hole 21 and is connected on the adjusting nut 8 in a rotating manner, gears 11 are arranged at two ends of the winding rod 9, bottom surface both sides all are equipped with in the wire drawer 2 with gear 11 meshing's rack 12, bottom surface one end is equipped with U type apron 13 in the wire drawer 2, sliding connection has clamp plate 16 in the U type apron 13, clamp plate 16 upper end with be equipped with spring 15 between the bottom surface of U type apron 13 upper end, U type apron 13 upper end is equipped with the through-hole, and it has pull rod 14 to peg graft in the through-hole, 14 one end rigid couplings of pull rod are in 16 upper ends of clamp plate, be equipped with U type splint 19 that are no less than one on the coil-rod 9.

One side is equipped with spout 17 in the wire drawer 2, the peg 9 is kept away from control bin 5 one end sliding connection in the spout 17.

The winding rod 9 is provided with at least one partition plate 10, and the U-shaped clamping plates 19 are located between the adjacent partition plates 10.

The inner walls of the U-shaped clamping plates 19 are provided with rubber blocks 20.

And an instrument desk 4 is arranged on the experiment platform 1.

When the utility model is implemented concretely, when in use, various physical experiment operations can be carried out on the experiment platform 1, when the connecting wires are required to be stored and stored after the experiment is finished, the wire drawer 2 is opened, one end of the wire is clamped into the U-shaped clamping plate 19, the rubber block 20 is arranged on the inner wall of the U-shaped clamping plate 19, the fixing of the wire is realized through the extrusion force of the adjacent rubber block 20, the U-shaped cover plate 13 is fixedly connected at one end of the wire drawer 2, the U-shaped cover plate 13 is fixedly connected at the bottom surface of the wire drawer 2 in an inverted U shape, the upper end of the U-shaped cover plate 13 is provided with a through hole, a pull rod 14 is slidably connected in the through hole, the upper end of the pull rod 14 is provided with a lifting ring, the lower end of the pull rod 14 is fixedly connected with a pressing plate 16, a plurality of springs 15 are fixedly connected between the pressing plate 16 and the upper end of the U-shaped cover plate 13, the pull rod 14 is upwards pulled to cause the compression deformation of the spring 15 to lift the pressing plate 16, so that a gap appears between the pressing plate 16 and the drawer bottom surface, the other end of the wire is pressed in a gap between a pressing plate 16 and the bottom surface of a wire drawer 2, then a pull rod 14 is loosened, the other end of the wire is extruded between the pressing plate 16 and the bottom surface of the wire drawer 2 under the action of downward elastic force of a spring 15 to prevent looseness during wire coiling, a starting motor 7 drives a screw rod 6 to rotate, an adjusting nut 8 is connected onto the screw rod 6 in a threaded mode, a wire coiling rod 9 is connected onto one side of the adjusting nut 8 in a rotating mode, the wire coiling rod 9 is connected into a guide hole 21 on the bin wall on one side of a control bin 5 in a sliding mode, the other end of the wire coiling rod 9 extends out of the control bin 5 through the guide hole 21 and is connected into a sliding slot 17 on one side of the wire drawer 2 in a sliding mode, under the guiding and limiting of the guide hole 21, the adjusting nut 8 is driven to move along the length direction of the screw rod 6 when the screw rod 6 rotates, meanwhile, the wire coiling rod 9 is pulled to move when the adjusting nut 8 moves, gears 11 are arranged at two ends of the wire coiling rod 9, the bottom surface is equipped with rack 12 with gear 11 meshing in the wire drawer 2 for winding rod 9 carries out the rotation when removing, twines the wire on winding rod 9, need use make reverse operation can, can advance to deposit in order connecting wire, conveniently takes, improves experimental efficiency.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The utility model provides a laboratory bench that teaching of high school physics was used which characterized in that: comprises an experiment platform (1), wherein supporting plates (3) are arranged on two sides of the bottom of the experiment platform (1), a bottom plate (18) positioned on two sides between the supporting plates (3) is arranged below the experiment platform (1), a wire drawer (2) is connected between the supporting plates (3) and the bottom plate (18) in a sliding manner, a control bin (5) is arranged on one side in the wire drawer (2), a screw rod (6) is connected in the control bin (5) in a rotating manner, a motor (7) for driving the screw rod (6) to rotate is arranged at one end of the control bin (5), an adjusting nut (8) is connected on the screw rod (6) in a threaded manner, a guide hole (21) is formed in one side bin wall of the control bin (5), a winding rod (9) is connected in the guide hole (21) in a sliding manner, one end of the winding rod (9) extends into the control bin (5) through the guide hole (21) and is connected on the adjusting nut (8) in a rotating manner, both ends all are equipped with gear (11) on winding rod (9), bottom surface both sides all are equipped with in wire drawer (2) with gear (11) meshed rack (12), bottom surface one end is equipped with U type apron (13) in wire drawer (2), sliding connection has clamp plate (16) in U type apron (13), clamp plate (16) upper end with be equipped with spring (15) between U type apron (13) upper end bottom surface, U type apron (13) upper end is equipped with the through-hole, and it has pull rod (14) to peg graft in the through-hole, pull rod (14) one end rigid coupling is in clamp plate (16) upper end, be equipped with U type splint (19) that are no less than one on winding rod (9).

2. The laboratory bench of claim 1, wherein: one side is equipped with spout (17) in wire drawer (2), winding rod (9) are kept away from control storehouse (5) one end sliding connection be in spout (17).

3. The laboratory bench of claim 1, wherein: be equipped with baffle (10) that are no less than one on winding staff (9), U type splint (19) all are located adjacently between baffle (10).

4. The laboratory bench of claim 1, wherein: the inner walls of the U-shaped clamping plates (19) are provided with rubber blocks (20).

5. The laboratory bench of claim 1, wherein: and an instrument desk (4) is arranged on the experiment platform (1).