CN220895066U - Self-pulling simulation device - Google Patents

Abstract

The utility model provides a self-pulling simulation device, and relates to the technical field of teaching equipment. This self-pulling simulation device, including the location support frame, the inside seat that is provided with of location support frame, location support frame rear side fixedly connected with limiting slide, seat outside fixedly connected with link, link outside fixedly connected with sliding seat, this self-pulling simulation device, through two stay cords of both hands pulling, the stay cord changes the direction through the second pulley this moment, and reduce the pulling force through first pulley, and then rise through stay cord pulling first pulley, make first pulley drive first dead lever, first dead lever pulling link rises again, thereby pull personnel on the seat, reach oneself and draw own effect, and set up in location support frame rear side through limiting slide, make sliding seat on the link keep steady when removing, reach the effect of taking exercise.

Description

Self-pulling simulation device

Technical Field

The utility model relates to a teaching device, in particular to a self-pulling simulation device, and belongs to the technical field of teaching equipment.

Background

In physics, there is an experiment that a person sits on a stool, and no matter how the person moves the stool, the person cannot move the stool, which is a well-known interaction experiment in mechanics.

The patent numbers are now disclosed: the self-pulling device with the clear pulley labor-saving principle of CN214624140U comprises two symmetrically distributed supporting frames, wherein the two supporting frames are fixedly connected through fixed pulley fixing rods, movable pulley fixing rods with two ends spaced from the supporting frames are arranged below the fixed pulley fixing rods, a plurality of groups of pulley blocks are arranged between the fixed pulley fixing rods and the movable pulley fixing rods, pull ropes are orderly wound on the plurality of groups of pulley blocks, the heads of the pull ropes are fixedly connected with one side of the bottoms of the fixed pulley fixing rods, the independent pulleys are respectively fixed on the fixed pulley fixing rods and the movable pulley fixing rods, and the rotating shaft directions of all the pulleys are perpendicular to the left-right direction of an experimenter, so that the pull rope winding method and the labor-saving principle of the whole device are clear at a glance, and students can observe and calculate the tensile force of the experimenter conveniently.

The above solution has many benefits, but also has the following drawbacks:

1. The device is not provided with a guiding device, so that personnel can shake easily when ascending, and the personnel are injured;

2. The experimenter suddenly releases the hands when the experimenter is at a high place, so that the experimenter rapidly drops down to generate danger.

Disclosure of utility model

(One) solving the technical problems

The utility model aims to solve the problems by providing a self-pulling simulation device which is used for solving the problems that a guiding device is not arranged in the prior art, personnel are easy to shake when ascending, and the personnel are injured; the experimenter suddenly releases the hands when the experimenter is at a high place, so that the experimenter rapidly drops down to generate danger. Is a problem of (a).

(II) technical scheme

The utility model is realized by the following technical scheme: the utility model provides a self-pulling analogue means, includes the location support frame, the inside seat that is provided with of location support frame, location support frame rear side fixedly connected with limiting slide, seat outside fixedly connected with link, link outside fixedly connected with sliding seat, the sliding seat sets up in the limiting slide outside and with limiting slide sliding connection, be equipped with buffer unit between seat and the location support frame, be equipped with the traction assembly between location support frame and the link.

Preferably, the buffer assembly comprises a limiting frame, wherein the limiting frame is fixedly connected to the bottom end inside the positioning support frame, and two sliding blocks are slidably connected inside the limiting frame.

Preferably, the buffer assembly further comprises two hinge plates, the two hinge plates are hinged to the two sliding blocks respectively, the two hinge plates are hinged to the seat respectively, the two hinge plates are fixedly connected with dampers at two ends inside the limiting frame respectively, the dampers are fixedly connected with the sliding blocks, and the sliding blocks are buffered through the dampers, so that the sliding blocks slowly move.

Preferably, springs are sleeved on the outer sides of the two dampers.

Preferably, the traction assembly comprises a second fixing rod, the second fixing rod is fixedly connected to the top of the positioning support frame, and a plurality of groups of second pulleys are rotatably connected to the outer side of the second fixing rod.

Preferably, the traction assembly further comprises a first fixing rod and two pull ropes, a plurality of first pulleys are rotatably connected to the outer side of the first fixing rod, one ends of the two pull ropes are fixedly connected to the top of the positioning support frame, the pull ropes sequentially bypass the bottoms of the first pulleys and the top of the second pulleys, and the seat can be lifted by pulling the pull ropes.

The utility model provides a self-pulling simulation device, which has the following beneficial effects:

1. This oneself draws device of oneself, through two stay cords of both hands pulling, the stay cord changes the direction through the second pulley this moment to reduce the pulling force through first pulley, and then rise through stay cord pulling first pulley, make first pulley drive first dead lever, first dead lever pulling link again rises, thereby pulls the personnel on the seat, reaches oneself and draws own effect, and set up in the location support frame rear side through spacing slide, make the sliding seat on the link keep steady when removing, reach the effect of taking exercise.

2. This oneself draws device of oneself, when the seat rises, through articulated slab pulling sliding block at the inside slip of spacing frame, when personnel ascended to the eminence, once personnel released the hand, the seat descends to promote the articulated slab and removes, and the articulated slab promotes the sliding block and removes, because fixedly connected with attenuator between sliding block and the spacing frame, can cushion the seat through the attenuator, prevents that the experimenter from loosening both hands suddenly when the eminence, leads to falling down fast and takes place danger.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a buffer assembly according to the present utility model;

FIG. 3 is an enlarged view of the portion A of FIG. 4 in accordance with the present utility model;

fig. 4 is a schematic view of a partial structure of the present utility model.

[ Main reference numerals Specification ]

1. Positioning a supporting frame; 2. a seat; 3. a limit sliding plate; 4. a connecting frame; 5. a sliding seat; 6. a limit frame; 7. a sliding block; 8. a hinged plate; 9. a damper; 10. a spring; 11. a first fixing rod; 12. a first pulley; 13. a second fixing rod; 14. a second pulley; 15. and (5) pulling the rope.

Detailed Description

The embodiment of the utility model provides a self-pulling simulation device.

Please refer to fig. 1, 2, 3 and 4, including positioning support frame 1, positioning support frame 1 is inside to be provided with seat 2, positioning support frame 1 rear side fixedly connected with spacing slide 3, seat 2 outside fixedly connected with link 4, link 4 outside fixedly connected with sliding seat 5, sliding seat 5 set up in spacing slide 3 outside and with spacing slide 3 sliding connection, be equipped with buffer unit between seat 2 and the positioning support frame 1, be equipped with traction unit between positioning support frame 1 and the link 4.

The buffer assembly comprises a limiting frame 6, the limiting frame 6 is fixedly connected to the bottom end inside the positioning support frame 1, and two sliding blocks 7 are slidably connected inside the limiting frame 6. The buffer assembly further comprises two hinge plates 8, the two hinge plates 8 are hinged to the two sliding blocks 7 respectively, the two hinge plates 8 are hinged to the seat 2, the two ends inside the two limiting frames 6 are fixedly connected with dampers 9, the dampers 9 are fixedly connected with the sliding blocks 7, and the sliding blocks 7 are buffered through the dampers 9, so that the sliding blocks 7 can slowly move.

The outer sides of the two dampers 9 are respectively sleeved with a spring 10.

Specifically, when the personnel sits on seat 2, through both hands pulling two stay cords 15, stay cord 15 changes the direction through second pulley 14 this moment to reduce the pulling force through first pulley 12, and then rise through stay cord 15 pulling first pulley 12, make first pulley 12 drive first dead lever 11, first dead lever 11 again stimulate link 4 and rise, thereby pull the personnel on seat 2, reach oneself and draw own effect, and set up in the locating support frame 1 rear side through spacing slide 3, make sliding seat 5 on the link 4 remain steady when removing, reach the effect of taking exercise.

And the nixie tube display is added on the seat 2, and the induction device is added at the lowest position and the highest position of the seat 2, so that the time for the seat 2 to reach the highest position from the lowest position can be calculated, the seat can be used for two people to play a match, and the interactivity of exhibits is improved.

Referring to fig. 1, 2, 3 and 4 again, the traction assembly includes a second fixing rod 13, the second fixing rod 13 is fixedly connected to the top of the positioning support frame 1, and a plurality of groups of second pulleys 14 are rotatably connected to the outer side of the second fixing rod 13. The traction assembly further comprises a first fixing rod 11 and two pull ropes 15, the outer side of the first fixing rod 11 is rotationally connected with a plurality of first pulleys 12, one ends of the two pull ropes 15 are fixedly connected to the top of the positioning support frame 1, the pull ropes 15 sequentially bypass the bottoms of the first pulleys 12 and the top of the second pulleys 14, and the seat 2 can be lifted by pulling the pull ropes 15.

Specifically, when the seat 2 rises, the sliding block 7 is pulled to slide in the limiting frame 6 through the hinged hinge plates 8, when a person rises to a high place, once the person releases the hand, the seat 2 descends to push the hinge plates 8 to move, the hinge plates 8 push the sliding block 7 to move, and due to the fact that the damper 9 is fixedly connected between the sliding block 7 and the limiting frame 6, the seat 2 can be buffered through the damper 9, the experimenter is prevented from suddenly releasing two hands at the high place, and the experimenter is prevented from rapidly falling down to be dangerous.

Working principle: when personnel sit on seat 2, through both hands pulling two stay cords 15, stay cord 15 passes through second pulley 14 change direction this moment to reduce the pulling force through first pulley 12, and then rise through stay cord 15 pulling first pulley 12, make first pulley 12 drive first dead lever 11, first dead lever 11 again pulls link 4 and rise, thereby pull personnel on seat 2, reach oneself and draw own effect, and set up in positioning support frame 1 rear side through spacing slide 3, make sliding seat 5 on the link 4 remain steady when removing, reach the effect of taking exercise.

When the seat 2 rises, the sliding block 7 is pulled to slide in the limiting frame 6 through the hinged hinge plates 8, when a person rises to a high place, once the person releases the hand, the seat 2 descends to push the hinge plates 8 to move, the hinge plates 8 push the sliding block 7 to move, and the damper 9 is fixedly connected between the sliding block 7 and the limiting frame 6, so that the seat 2 can be buffered through the damper 9.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a self-pulling analogue means, includes location support frame (1), its characterized in that: the utility model discloses a seat, including seat (2), locating support frame (1) rear side fixedly connected with limiting slide (3), seat (2) outside fixedly connected with link (4), link (4) outside fixedly connected with sliding seat (5), sliding seat (5) set up in limiting slide (3) outside and with limiting slide (3) sliding connection, be equipped with buffer assembly between seat (2) and locating support frame (1), be equipped with traction assembly between locating support frame (1) and link (4).

2. A self-pulling simulation apparatus as defined in claim 1, wherein: the buffer assembly comprises a limiting frame (6), wherein the limiting frame (6) is fixedly connected to the bottom end inside the positioning support frame (1), and two sliding blocks (7) are slidably connected inside the limiting frame (6).

3. A self-pulling simulation apparatus as defined in claim 2, wherein: the buffer assembly further comprises two hinge plates (8), the two hinge plates (8) are hinged to the two sliding blocks (7) respectively, the two hinge plates (8) are hinged to the seat (2), the two damper (9) are fixedly connected to the two ends inside the limiting frame (6), and the damper (9) is fixedly connected with the sliding blocks (7).

4. A self-pulling simulation apparatus as defined in claim 3, wherein: springs (10) are sleeved on the outer sides of the two dampers (9).

5. A self-pulling simulation apparatus as defined in claim 1, wherein: the traction assembly comprises a second fixing rod (13), the second fixing rod (13) is fixedly connected to the top of the positioning support frame (1), and a plurality of groups of second pulleys (14) are rotatably connected to the outer side of the second fixing rod (13).

6. The self-pulling simulation apparatus of claim 5 wherein: the traction assembly further comprises a first fixing rod (11) and two pull ropes (15), a plurality of first pulleys (12) are rotatably connected to the outer side of the first fixing rod (11), one ends of the two pull ropes (15) are fixedly connected to the top of the positioning support frame (1), and the pull ropes (15) sequentially bypass the bottoms of the first pulleys (12) and the top of the second pulleys (14).