CN210979277U

CN210979277U - Hoist device is used in wisdom laboratory

Info

Publication number: CN210979277U
Application number: CN201922192908.8U
Authority: CN
Inventors: 陈志远
Original assignee: Henan Chenyikun Industrial Development Co ltd
Current assignee: Henan Chenyikun Industrial Development Co ltd
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-07-10
Anticipated expiration: 2029-12-10

Abstract

The utility model relates to the technical field of teaching aids, in particular to a hoisting device for an intelligent laboratory, which comprises a mounting rack and a rotating shaft, rocker arms are fixedly connected to the front end and the rear end of the rotating shaft, a fixed cylinder is fixedly connected to the inner side of each rocker arm, a pull rod is fixedly connected to one side of the fixed cylinder, the other end of the pull rod is rotatably connected with an electric telescopic rod, an universal ball is fixedly connected to the left end of the electric telescopic rod, an universal ball seat is rotatably connected to the outer side of the universal ball, a positioning device is arranged on the right side of the pull rod, a support rod is fixedly connected to the lower end; the utility model discloses in, through electric telescopic handle, universal ball, pull rod, slider, pawl and the ratchet that sets up, can realize packing up the device when not using, be convenient for practice thrift the space and keep the clean and tidy of the environment in the laboratory, can prevent through the meshing of pawl and ratchet simultaneously that the device from droing, play the effect of limiting position.

Description

Hoist device is used in wisdom laboratory

Technical Field

The utility model relates to a teaching aid technical field specifically is a hoist device is used in wisdom laboratory.

Background

Along with the continuous development and the improvement of education level, there is very high requirement to student's manipulative ability and thinking mode, the wisdom laboratory is along with the continuous improvement of development level and the laboratory of a modernization that provides, the wisdom laboratory has utilized multiple technological means such as video technology, electronic technology, network technology, aim at serving teacher and student, build good teaching environment, in order to change the problem that meets in the experiment teaching, can improve student's experimental ability, practice thrift teacher's teaching vigor, promote experiment teaching development.

At present, the hoisting device and the family hoist and mount form that the laboratory adopted are different greatly, only adopt the form of hoist and mount with partial equipment to arrange upper portion in, though can practice thrift partial ground space, the head space is occupied, can not accomplish in time to accomodate, and the not convenient to use, consequently, propose a hoisting device in wisdom laboratory to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hoist device is used in wisdom laboratory to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a hoist device is used in wisdom laboratory, includes mounting bracket and pivot, the mounting bracket inboard is rotated and is connected with the pivot, the equal fixedly connected with rocking arm in both ends around the pivot, the fixed section of thick bamboo of the inboard fixedly connected with of rocking arm, fixed section of thick bamboo one side fixedly connected with pull rod, the pull rod other end is rotated and is connected with electric telescopic handle, electric telescopic handle left end fixedly connected with universal ball, the rotation of universal ball outside is connected with universal ball seat, universal ball seat left end and mounting bracket fixed connection, the pull rod right side is equipped with positioner, fixed section of thick bamboo lower extreme fixedly connected with vaulting pole, vaulting pole lower extreme fixedly connected with.

Preferably, positioner includes slider, pawl and ratchet, the slider outside and mounting bracket sliding connection, slider left end fixedly connected with gyro wheel, the first spring of slider right-hand member fixedly connected with, the first spring other end and mounting bracket fixed connection, first spring upside is equipped with the lug, lug upper end fixedly connected with guide arm, the guide arm outside is equipped with the second spring, second spring upper end and mounting bracket fixed connection, the guide arm upper end is rotated with the pawl and is connected, the pawl upside is equipped with the ratchet, inboard and pivot fixed connection of ratchet.

Preferably, a cross-shaped through groove is formed in the lower end face in the mounting frame.

Preferably, the stay bar is arranged in a cylindrical shape, and the inside of the stay bar is arranged in a hollow manner.

Preferably, the pull rod is arranged in a cylindrical shape, and the diameter of the cross section of the pull rod is 0.9 times of the length of the sliding block.

Compared with the prior art, the beneficial effects of the utility model are that:

1. in the utility model, the pull rod can be pulled through the extension and retraction of the electric telescopic rod through the electric telescopic rod, the universal ball and the pull rod, so that the whole device rotates around the rotating shaft, and when the device is not used, the device can be folded, thereby being convenient for saving space and keeping the environment in a laboratory clean;

2. the utility model discloses in, through slider, pawl and the ratchet that sets up, when the pull rod rotates, pull rod extrusion slider makes the slider slide in the mounting bracket, and when the slider contacted with the lug, the lug was upwards promoted to promote pawl and ratchet and mesh mutually, can prevent through the meshing of pawl and ratchet that the device from droing, play the effect of limiting position.

Drawings

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

FIG. 2 is a left side view of the overall structure of the present invention;

FIG. 3 is a schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 4 is a schematic view of the structure of FIG. 1 at B according to the present invention;

FIG. 5 is a schematic view of the mounting structure of the slider of the present invention;

fig. 6 is a perspective view of the slider of the present invention.

In the figure: the device comprises a mounting frame 1, a rotating shaft 2, a rocker arm 3, a fixed barrel 4, a pull rod 5, an electric telescopic rod 6, a universal ball 7, a universal ball seat 8, a positioning device 9, a sliding block 901, a pawl 902, a ratchet 903, a roller 904, a first spring 905, a bump 906, a guide rod 907, a second spring 908, a support rod 10 and a patch board 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution:

the utility model provides a hoist device is used in wisdom laboratory, includes mounting bracket 1 and

pivot

2, 1 inboard rotations of mounting bracket are connected with pivot 2, the equal fixedly connected with rocking arm in both ends 3 around the

pivot

2, 3 inboard fixedly connected with solid fixed cylinder 4 of rocking arm, solid fixed cylinder 4 one side fixedly connected with pull rod 5, the pull rod 5 other end rotates and is connected with electric

telescopic handle

6, 6 left end fixedly connected with universal balls 7 of electric telescopic handle, the universal ball 7 outside rotates and is connected with

universal ball seat

8, 8 left ends of universal ball seat and 1 fixed connection of mounting bracket, 5 right sides of pull rod are equipped with positioner 9, solid fixed cylinder 4 lower extreme fixedly connected with vaulting pole 10, vaulting pole 10 lower extreme fixedly connected with wiring board 11.

The positioning device 9 comprises a slider 901, a pawl 902 and a ratchet 903, the outer side of the slider 901 is connected with the mounting frame 1 in a sliding manner, the left end of the slider 901 is fixedly connected with a roller 904, the right end of the slider 901 is fixedly connected with a first spring 905, the other end of the first spring 905 is fixedly connected with the mounting frame 1, the upper side of the first spring 905 is provided with a lug 906, the upper end of the lug 906 is fixedly connected with a guide rod 907, the outer side of the guide rod 907 is provided with a second spring 908, the upper end of the second spring 908 is fixedly connected with the mounting frame 1, the upper end of the guide rod 907 is rotatably connected with the pawl 902, the upper side of the pawl 902 is provided with the ratchet 903, the inner side of the ratchet 903 is fixedly connected with the rotating shaft 2, the arrangement is favorable for realizing the limiting after the device is stored and preventing the device, the stay bar 10 is in a cylindrical shape, the stay bar 10 is hollow inside, the arrangement is favorable for reducing the weight of the device, meanwhile, electric wires, pipelines and the like are conveniently arranged in the stay bar 10, the pull rod 5 is in a cylindrical shape, the diameter of the cross section of the pull rod 5 is 0.9 time of the length of the sliding block 901, and the arrangement is favorable for realizing the rotation of the pull rod 5.

The model of the electric telescopic rod 6 is MGPM 40-100.

The working process is as follows: the electric appliance is an external power supply, the mounting frame 1 is fixed on a wall surface by bolts, the support rod 10 is in a vertical state when the electric appliance is used, the patch board 11 can be used for inserting a plug for realizing the required electric appliance, when the electric appliance is not used, the power supply of the electric telescopic rod 6 is switched on, the electric telescopic rod 6 extends to push the pull rod 5 to move, the rocker arm 3 drives the fixed cylinder 4 to rotate by taking the rotating shaft 2 as a rotating center, the pull rod 5 contracts towards the inside of the mounting frame 1, the pull rod 5 pushes the roller 904, the roller pushes the sliding block 901 to move so as to press the first spring 905 tightly, when the sliding block 901 moves to the rightmost side, the pull rod 5 drives the fixed cylinder 4 to be attached to the lower end of the mounting frame 1, the support rod 10 is in a horizontal state, the sliding block 901 is in contact with the projection 906, the projection 906 pushes the guide rod 907 upwards, the slider 901 moves leftwards under the action of the elastic force of the first spring 905, the guide rod 907 moves downwards under the action of the elastic force of the second spring 908, the pawl 902 is disengaged from the ratchet 903, and the support rod 10 slowly falls to a vertical state under the drive of the electric telescopic rod 6.

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. The utility model provides a hoist device is used in wisdom laboratory, includes mounting bracket (1) and pivot (2), its characterized in that: mounting bracket (1) inboard is rotated and is connected with pivot (2), equal fixedly connected with rocking arm (3) in both ends around pivot (2), rocking arm (3) inboard fixedly connected with solid fixed cylinder (4), gu fixed cylinder (4) one side fixedly connected with pull rod (5), pull rod (5) other end is rotated and is connected with electric telescopic handle (6), electric telescopic handle (6) left end fixedly connected with universal ball (7), universal ball (7) outside is rotated and is connected with universal ball seat (8), universal ball seat (8) left end and mounting bracket (1) fixed connection, pull rod (5) right side is equipped with positioner (9), gu fixed cylinder (4) lower extreme fixedly connected with vaulting pole (10), vaulting pole (10) lower extreme fixedly connected with wiring board (11).

2. The hoisting device for the intelligent laboratory according to claim 1, wherein: the positioning device (9) comprises a sliding block (901), a pawl (902) and a ratchet (903), the outer side of the sliding block (901) is connected with an installation rack (1) in a sliding mode, a roller (904) is fixedly connected to the left end of the sliding block (901), a first spring (905) is fixedly connected to the right end of the sliding block (901), the other end of the first spring (905) is fixedly connected with the installation rack (1), a convex block (906) is arranged on the upper side of the first spring (905), a guide rod (907) is fixedly connected to the upper end of the convex block (906), a second spring (908) is arranged on the outer side of the guide rod (907), the upper end of the second spring (908) is fixedly connected with the installation rack (1), the upper end of the guide rod (907) is rotatably connected with the pawl (902), the ratchet (903) is arranged on the upper side of the pawl (902.

3. The hoisting device for the intelligent laboratory according to claim 1, wherein: the cross-shaped through groove is formed in the lower end face in the mounting rack (1).

4. The hoisting device for the intelligent laboratory according to claim 1, wherein: the support rod (10) is arranged in a cylindrical shape, and the interior of the support rod (10) is arranged in a hollow manner.

5. The hoisting device for the intelligent laboratory according to claim 1, wherein: the pull rod (5) is arranged in a cylindrical shape, and the diameter of the cross section of the pull rod (5) is 0.9 time of the length of the sliding block (901).