CN210955717U

CN210955717U - Modular pulley structure learning equipment

Info

Publication number: CN210955717U
Application number: CN201921660757.8U
Authority: CN
Inventors: 李念磊; 曹燕婕
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-06
Filing date: 2019-10-06
Publication date: 2020-07-07
Anticipated expiration: 2029-10-06

Abstract

The utility model provides a modular pulley structure learning equipment, include: a bottom plate, a bracket and a vertical sliding plate; the upper part of the bottom plate is provided with a bracket, and the bottom plate is connected with the bracket in a welding way; the vertical sliding plate is arranged between the bottom plate and the bracket and is connected with the bottom plate and the bracket in a welding mode; the cross sliding plate is arranged on the front end surface of the vertical sliding plate, and the cross sliding plate and the vertical sliding plate are screwed and fixed through locking bolts; the fixed plate is arranged on the front end face of the vertical sliding plate, and the fixed plate and the vertical sliding plate are screwed and fixed through the locking bolt. Through structurally improving, it is big to have concatenation installation scope, and concatenation convenient operation, is showing and improves the demonstration effect to and it is comparatively convenient that the movable pulley adjusts the operation, improves its practical value and advantage such as teaching quality greatly, thereby effectual solution the utility model discloses the problem that proposes in one of prior art is with not enough.

Description

Modular pulley structure learning equipment

Technical Field

The utility model relates to a teaching apparatus technical field, more specifically the theory that says so especially relates to a modular pulley structure learning equipment.

Background

The pulley block is a simple machine assembled by a plurality of movable pulleys and fixed pulleys, and can save labor and change the force application direction; the labor saving of the pulley block is determined by the number of rope strands, and the mechanical efficiency is determined by the gravity of a pulled object, the gravity of a movable pulley, friction and the like; the pulley is a small wheel with a groove on the periphery and capable of rotating around a shaft. A simple machine, called a pulley, which is composed of a disk capable of rotating around a central shaft and a grooved disk and a pull rope (a flexible rope, an adhesive tape, a steel cable, a chain and the like) crossing the disk and can rotate around the central shaft is a subject in physics, and in teaching, in order to better enable students to know the running and matching mode of a pulley block, a demonstration tool with a combined pulley structure is usually used for assistance in the teaching process so as to enable the students to experience deeper and better.

But present combination pulley structure's demonstration teaching tool still has the fixed position between the pulley and can't splice the combination at will, leads to the demonstration effect relatively poor to the concatenation gets up the operation comparatively inconvenient, appears staggering the range easily between the pulley simultaneously, leads to the operation unstable demonstration effect that influences of frictional force, causes the teaching quality subalternation problem.

In view of this, research and improvement are carried out to solve the existing problems, and a combined type pulley structure learning device is provided, aiming at achieving the purposes of solving the problems and improving the practical value through the technology.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a modular pulley structure learning equipment to the demonstration teaching tool of the present combination pulley structure who proposes in solving above-mentioned background still has the fixed position between the pulley and can't splice the combination at will, and it is relatively poor to lead to the demonstration effect, and the concatenation operation is comparatively inconvenient, appears staggering between the pulley simultaneously easily, leads to the unstable influence demonstration effect of frictional force that gets up of operation, causes the poor scheduling problem of teaching quality and not enough.

In order to achieve the above object, the utility model provides a modular pulley structure learning device is reached by following specific technological means:

a modular pulley structure learning apparatus comprising: the device comprises a bottom plate, a bracket, a vertical sliding plate, a transverse sliding plate, a locking bolt, a fixing plate, a servo motor, a cushion block, a pulley, a nut and a weight; the upper part of the bottom plate is provided with a bracket, and the bottom plate is connected with the bracket in a welding way; the vertical sliding plate is arranged between the bottom plate and the bracket and is connected with the bottom plate and the bracket in a welding mode; the cross sliding plate is arranged on the front end surface of the vertical sliding plate, and the cross sliding plate and the vertical sliding plate are screwed and fixed through locking bolts; the fixed plate is arranged on the front end face of the vertical sliding plate, and the fixed plate and the vertical sliding plate are screwed and fixed through a locking bolt; the servo motor is arranged on one side of the fixing plate and is connected with the fixing plate in a penetrating and fixing mode; the cushion block is arranged on the front end face of the vertical sliding plate and is connected with the vertical sliding plate in a penetrating way through a pulley; the pulleys are respectively arranged on the front end surfaces of the vertical sliding plate and the cross sliding plate and are connected with the vertical sliding plate and the cross sliding plate in a penetrating way; the nut is arranged at one end of the pulley and is connected with the pulley in a threaded screwing mode; the weight is connected with the servo motor through the pull rope suspension, and the weight is suspended on the lower portion of the pulley through the pull rope.

As a further optimization of this technical scheme, the utility model relates to a modular pulley structure learning equipment found the rectangular platelike structure of strip spout is offered for the centre to the slide, and found the slide and be the transverse arrangement mode between bottom plate and support and be provided with everywhere altogether.

As the further optimization of this technical scheme, the utility model relates to a modular pulley structure learning equipment the rectangular platelike structure in bar groove is offered for the centre to the cross slide, and the cross slide connects the nut to fix on the preceding terminal surface that lies in the middle two places and found the slide through locking bolt twist.

As the further optimization of this technical scheme, the utility model relates to a modular pulley structure learning equipment fixed plate one end is the arc form, and one end is the rectangle form, and the one end of fixed plate rectangle form connects the nut to fix on the preceding terminal surface of the upright slide of a department of left end through locking bolt.

As a further optimization of this technical scheme, the utility model relates to a modular pulley structure learning equipment the square massive structure that has the round hole is offered for the centre to the cushion, and the thickness of cushion is unanimous with the thickness of sideslip board.

As a further optimization of this technical scheme, the utility model relates to a modular pulley structure learning equipment the centre of pulley fixed axle is equipped with the annular and ends the platform, and the end is equipped with the external screw thread, and the pulley is fixed through the nut tightening behind vertical slide and the cross slide board of cross-under respectively.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:

1. the utility model relates to a modular pulley structure learning equipment founds slide and cross slide through the setting to the cross slide can carry out the regulation of transverse distance through locking bolt on founding the slide, thereby makes the mounted position scope of pulley great, improves the demonstration effect greatly.

2. The utility model relates to a modular pulley structure learning equipment establishes the cross-under between slide and the cross slide through utilizing the pulley cross-under and twists the design of connecing through the nut to make the pulley can be along with the meaning carry out the concatenation aggregate erection of different positions on slide and the cross slide, then improve the device's demonstration effect greatly.

3. The utility model relates to a modular pulley structure learning equipment establishes cross-under between slide and the sideslip board and twists the design of connecing through the nut through utilizing the pulley cross-under, can make the pulley that is located on the sideslip board screw up and become the fixed pulley, makes the pulley that is located the sideslip board not screw up as the fixed pulley or screw up for the fixed pulley to make the device's functionality stronger, improve its practical value greatly.

4. The utility model discloses a to above-mentioned device structural improvement, it is big to have concatenation installation scope, and concatenation convenient operation, is showing and is improving the demonstration effect to and it is comparatively convenient that the movable pulley adjusts the operation, improves its practical value and advantage such as teaching quality greatly, thereby effectual solution the utility model discloses the problem that proposes in background art is with not enough.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:

fig. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic view of the splicing structure of the present invention;

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

fig. 4 is a schematic view of the fixing plate structure of the present invention.

In the figure: the device comprises a bottom plate 1, a support 2, a vertical sliding plate 3, a cross sliding plate 4, a locking bolt 5, a fixing plate 6, a servo motor 7, a cushion block 8, a pulley 9, a nut 10 and a weight 11.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

It is to be noted that, in the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 4, the present invention provides a specific technical implementation of a combined pulley structure learning device:

a modular pulley structure learning apparatus comprising: the device comprises a bottom plate 1, a support 2, a vertical sliding plate 3, a cross sliding plate 4, a locking bolt 5, a fixing plate 6, a servo motor 7, a cushion block 8, a pulley 9, a nut 10 and a weight 11; the upper part of the bottom plate 1 is provided with a bracket 2, and the bottom plate 1 is connected with the bracket 2 in a welding way; the vertical sliding plate 3 is arranged between the bottom plate 1 and the bracket 2, and the vertical sliding plate 3 is connected with the bottom plate 1 and the bracket 2 in a welding mode; the cross sliding plate 4 is arranged on the front end surface of the vertical sliding plate 3, and the cross sliding plate 4 and the vertical sliding plate 3 are screwed and fixed through a locking bolt 5; the fixed plate 6 is arranged on the front end surface of the vertical sliding plate 3, and the fixed plate 6 and the vertical sliding plate 3 are screwed and fixed through a locking bolt 5; the servo motor 7 is arranged on one side of the fixing plate 6, and the servo motor 7 is connected with the fixing plate 6 in a penetrating and fixing mode; the cushion block 8 is arranged on the front end face of the vertical sliding plate 3, and the cushion block 8 is connected with the vertical sliding plate 3 in a penetrating way through a pulley 9; the pulleys 9 are respectively arranged on the front end surfaces of the vertical sliding plate 3 and the cross sliding plate 4, and the pulleys 9 are connected with the vertical sliding plate 3 and the cross sliding plate 4 in a penetrating way; the nut 10 is arranged at one end of the pulley 9, and the nut 10 is connected with the pulley 9 in a threaded screwing mode; the weight 11 is connected with the servo motor 7 through a pull rope suspension, and the weight 11 is suspended at the lower part of the pulley 9 through the pull rope suspension.

Specifically, the vertical sliding plate 3 is a long-strip-shaped plate-shaped structure with a strip-shaped sliding groove in the middle, the vertical sliding plate 3 is arranged at four positions between the bottom plate 1 and the support 2 in a transverse arrangement mode, and as shown in fig. 1, one side of the vertical sliding plate 3 at the right end is provided with scale marks, so that the lifting distance of the weight 11 can be conveniently referred to.

Specifically, the cross sliding plate 4 is a long strip plate-shaped structure with a strip-shaped groove in the middle, and the cross sliding plate 4 is screwed with the nuts 10 through the locking bolts 5 and fixed on the front end faces of the two vertical sliding plates 3 in the middle.

Specifically, 6 one ends of fixed plate are the arc form, and one end is the rectangle form, and the one end of 6 rectangles forms of fixed plate connects the nut 10 to twist through lock bolt 5 and fixes on the preceding terminal surface of the one department of left end founds slide 3 to install stay cord rolling wheel on the servo motor 7 on the fixed plate 6.

Specifically, the cushion block 8 is a square block structure with a round hole in the middle, the thickness of the cushion block 8 is consistent with that of the cross sliding plate 4, and the cushion block 8 is a height adjusting device fixed on the pulley 9 on the vertical sliding plate 3 and is guaranteed to be consistent with that of the pulley 9 on the cross sliding plate 4.

Specifically, the middle of the pulley 9 fixing shaft is provided with an annular stop table, the tail end of the pulley 9 fixing shaft is provided with external threads, the pulleys 9 are respectively connected with the vertical sliding plate 3 and the cross sliding plate 4 in a penetrating mode and then are screwed and fixed through nuts 10, the pulleys 9 are movable pulleys or fixed pulleys on the vertical sliding plate 3 and fixed pulleys on the cross sliding plate 4, position splicing can be carried out at will, and a plurality of specifications with different diameters can be set.

The method comprises the following specific implementation steps:

firstly, the device is placed on a teaching table board, then a plurality of pulleys 9 are respectively connected on a vertical sliding plate 3-level cross sliding plate 4 in a penetrating mode according to teaching requirements, the cross sliding plate 4 is screwed and fixed through a nut 10 to serve as a fixed pulley, then pulleys on the vertical sliding plate 3 are screwed through the nut 10 to serve as the fixed pulley or are screwed to serve as movable pulleys, a servo motor 7 is powered on, pull ropes on the servo motor 7 sequentially penetrate through the pulleys 9 at different positions, and finally weights 11 are tied to be hung on the pulleys 9 on the vertical sliding plate 3 at the right end, then the servo motor 7 drives the weights 11 to ascend and descend on the pulleys 9 through the pull ropes, and therefore the operation principle of the combined pulleys can be demonstrated.

In summary, the following steps: according to the combined type pulley structure learning device, the vertical sliding plate and the cross sliding plate are arranged, and the cross sliding plate can adjust the transverse distance on the vertical sliding plate through the locking bolt, so that the mounting position range of the pulley is large, and the demonstration effect is greatly improved; the pulley is connected between the vertical sliding plate and the cross sliding plate in a penetrating manner and is screwed by the nut, so that the pulley can be spliced, combined and installed at different positions on the vertical sliding plate and the cross sliding plate at will, and the demonstration effect of the device is greatly improved; through the design mode that utilizes pulley cross-under to found cross-under between slide and the sideslip board cross-under and twist through the nut and connect, can make the pulley that is located the sideslip board screw up and become the fixed pulley, make the pulley that is located and found the slide not screw up as the fixed pulley or screw up for the fixed pulley to make the device's functional stronger, improve its practical value greatly.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A modular pulley structure learning apparatus comprising: the device comprises a base plate (1), a bracket (2), a vertical sliding plate (3), a transverse sliding plate (4), a locking bolt (5), a fixing plate (6), a servo motor (7), a cushion block (8), a pulley (9), a nut (10) and a weight (11); the method is characterized in that: the upper part of the bottom plate (1) is provided with a bracket (2), and the bottom plate (1) is connected with the bracket (2) in a welding way; the vertical sliding plate (3) is arranged between the bottom plate (1) and the support (2), and the vertical sliding plate (3) is connected with the bottom plate (1) and the support (2) in a welding mode; the cross sliding plate (4) is arranged on the front end face of the vertical sliding plate (3), and the cross sliding plate (4) and the vertical sliding plate (3) are screwed and fixed through a locking bolt (5); the fixing plate (6) is arranged on the front end face of the vertical sliding plate (3), and the fixing plate (6) and the vertical sliding plate (3) are screwed and fixed through a locking bolt (5); the servo motor (7) is arranged on one side of the fixing plate (6), and the servo motor (7) is connected with the fixing plate (6) in a penetrating and fixing mode; the cushion block (8) is arranged on the front end face of the vertical sliding plate (3), and the cushion block (8) is connected with the vertical sliding plate (3) in a penetrating way through a pulley (9); the pulleys (9) are respectively arranged on the front end surfaces of the vertical sliding plate (3) and the cross sliding plate (4), and the pulleys (9) are connected with the vertical sliding plate (3) and the cross sliding plate (4) in a penetrating way; the nut (10) is arranged at one end of the pulley (9), and the nut (10) is connected with the pulley (9) in a threaded screwing mode; the weight (11) is connected with the servo motor (7) through a pull rope suspension, and the weight (11) is suspended at the lower part of the pulley (9) through the pull rope suspension.

2. The combined pulley structure learning apparatus according to claim 1, wherein: the vertical sliding plates (3) are of a long-strip plate-shaped structure with a strip-shaped sliding groove in the middle, and the vertical sliding plates (3) are arranged at four positions between the bottom plate (1) and the support (2) in a transverse arrangement mode.

3. The combined pulley structure learning apparatus according to claim 1, wherein: the cross sliding plate (4) is of a strip-shaped plate-shaped structure with a strip-shaped groove in the middle, and the cross sliding plate (4) is fixed on the front end faces of the two vertical sliding plates (3) in the middle through locking bolts (5) in a screwing mode and nuts (10).

4. The combined pulley structure learning apparatus according to claim 1, wherein: one end of the fixing plate (6) is arc-shaped, the other end of the fixing plate is rectangular, and the rectangular end of the fixing plate (6) is screwed with a nut (10) through a locking bolt (5) and fixed on the front end face of the vertical sliding plate (3) at the left end.

5. The combined pulley structure learning apparatus according to claim 1, wherein: the cushion block (8) is of a square block structure with a round hole in the middle, and the thickness of the cushion block (8) is consistent with that of the cross sliding plate (4).

6. The combined pulley structure learning apparatus according to claim 1, wherein: the middle of the pulley (9) fixing shaft is provided with an annular stop table, the tail end of the pulley (9) fixing shaft is provided with external threads, and the pulley (9) is respectively connected with the vertical sliding plate (3) and the transverse sliding plate (4) in a penetrating mode and then is screwed up and fixed through a nut (10).