CN211586679U

CN211586679U - Elevating platform for physics experiments

Info

Publication number: CN211586679U
Application number: CN201921892859.2U
Authority: CN
Inventors: 赵紫博
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-05
Filing date: 2019-11-05
Publication date: 2020-09-29
Anticipated expiration: 2029-11-05

Abstract

The utility model discloses a lifting platform for physical experiments, which comprises a chassis and a movable disc, and also comprises a lifting platform arranged above the movable disc, wherein the lifting platform is fixedly connected with the movable disc through four connecting rods, the middle part of the top end of the chassis is fixedly provided with an installation cylinder, a threaded rod is vertically movably passed through the installation cylinder, the bottom end of the threaded rod is fixedly inserted into a bearing fixedly arranged on the inner wall of the bottom end of the installation cylinder, the top end of the lifting platform is provided with four movable platforms with the same size, four sliding strips fixedly arranged at the bottom end of the movable platforms are slidably clamped in sliding grooves correspondingly arranged at the top of the lifting platform, and the sliding strips can be moved and expanded on the lifting platform according to the actual requirements by utilizing the sliding of the sliding strips in the sliding grooves to increase the lifting supporting area at the top of the lifting platform, the use is more flexible, and the suitability is wider.

Description

Elevating platform for physics experiments

Technical Field

The utility model relates to a physics experiment field, in particular to elevating platform for physics experiments.

Background

The physical experiment is relative to theoretical physics, which is a subject for theoretically exploring the basic rules of material structures, interaction and material motion unknown in the nature, the research field of the theoretical physics relates to particle physics, atomic nucleus physics, statistical physics, condensed state physics, cosmology and the like, and almost comprises the basic theoretical problems of all branches of physics, a lifting table is required to be used in the process of the physical experiment, the lifting support area of the top of the lifting table for the existing physical experiment is certain, the support area of the surface of the lifting table cannot be increased according to actual needs, and the flexibility of use is poor, so that the requirements cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a elevating platform for physics experiments can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a elevating platform for physics experiments, includes chassis and activity dish, still includes the elevating platform that activity dish top set up, just through four connecting rod fixed connection between elevating platform and the activity dish, the fixed installation section of thick bamboo in middle part on chassis top, just the threaded rod has been passed in vertical activity in the installation section of thick bamboo, the bottom mounting of threaded rod inject in the bearing of fixed setting on the installation section of thick bamboo bottom inner wall, just the threaded rod is fixed the driven gear that has cup jointed in the part in the installation section of thick bamboo, just meshing between driven gear and the driving gear is connected, the threaded rod still rotates the screw hole setting that passes on the activity dish, the top of elevating platform is provided with four movable tables, and four the bottom of movable table is all fixed be provided with the draw runner, the gliding ka qian of draw runner is in the spout of seting up on the elevating platform.

Furthermore, the bottom edge of the movable disc is fixedly connected with four fixed rods, and the four fixed rods are movably inserted into the fixed cylinder.

Furthermore, the bottom end of the fixed cylinder is welded on the chassis, the fixed rod is fixedly sleeved with a limiting block at one end inserted into the fixed cylinder, and the outer diameter of the limiting block is the same as the inner diameter of the fixed cylinder.

Furthermore, the driving gear is fixedly sleeved at one end of the rocker, and a handle is mounted at one end of the rocker penetrating through the fixed cylinder.

Furthermore, the bottom threaded hole of the lifting table is rotatably inserted into the rotating rod with threads, and the bottom of the movable table is matched with the rotating rod to be provided with the inserting hole.

Furthermore, a fixed block is fixedly sleeved on the bottom end of the rotating rod, a spring is fixedly connected to the fixed block, and one end of the spring is fixedly connected to the lifting platform.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses a be provided with four movable tables that the size is the same on the top of elevating platform, four the gliding card cover of the fixed draw runner that sets up in activity platform bottom corresponds the spout of seting up in the elevating platform top, utilizes the slip of draw runner in the spout, can move according to actual conditions needs on the elevating platform and strut four movable tables, utilizes four movable tables that strut to increase the lift support area at this elevating platform top, uses more flexibility, and the suitability is wider.

Drawings

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

Fig. 2 is a schematic view of the structure of the movable table of the present invention.

Fig. 3 is a schematic view of the internal structure of the installation cylinder of the present invention.

In the figure: 1. a chassis; 2. mounting the cylinder; 3. a threaded rod; 4. a rocker; 5. a handle; 6. a fixed cylinder; 7. a limiting block; 8. fixing the rod; 9. a movable tray; 10. a connecting rod; 11. a lifting platform; 12. a movable table; 13. a slide bar; 14. a chute; 15. a rotating rod; 16. a fixed block; 17. a spring; 18. a driven gear; 19. a drive gear.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-3, a lifting platform for physical experiments comprises a chassis 1 and a movable disc 9, and further comprises a lifting platform 11 disposed above the movable disc 9, wherein the lifting platform 11 is fixedly connected with the movable disc 9 through four connecting rods 10, a mounting cylinder 2 is fixedly mounted in the middle of the top end of the chassis 1, a threaded rod 3 vertically and movably penetrates through the mounting cylinder 2, the bottom end of the threaded rod 3 is fixedly inserted into a bearing fixedly disposed on the inner wall of the bottom end of the mounting cylinder 2, a driven gear 18 is fixedly sleeved on the portion of the threaded rod 3 in the mounting cylinder 2, the driven gear 18 is in meshing connection with a driving gear 19, the threaded rod 3 further rotatably penetrates through a threaded hole in the movable disc 9, four movable tables 12 are disposed at the top end of the lifting platform 11, and slide bars 13 are disposed at the bottom ends of the four movable tables 12, the slide bar 13 is slidably clamped in a sliding groove 14 formed in the lifting platform 11.

As shown in fig. 1, four fixing rods 8 are fixedly connected to the bottom edge of the movable plate 9, and the four fixing rods 8 are movably inserted into the fixed cylinder 6.

Through adopting above-mentioned scheme, utilize the movable injection of dead lever 8 in the fixed section of thick bamboo 6, when the movable disk 9 removes the elevating platform 11 that drives the top and goes up and down, drive dead lever 8 and reciprocate in fixed section of thick bamboo 6, and then realize the spacing effect of movable disk 9, avoid movable disk 9 to take place the relative pivoted condition.

As shown in fig. 1, the bottom end of the fixed cylinder 6 is welded on the chassis 1, and the end of the fixed rod 8 inserted into the fixed cylinder 6 is fixedly sleeved with a limit block 7, and the outer diameter of the limit block 7 is the same as the inner diameter of the fixed cylinder 6.

Through adopting above-mentioned scheme, utilize the top wall of fixed cylinder 6 to realize the spacing effect to dead lever 8 to blockking of stopper 7, avoid dead lever 8 to appear the condition that drops from fixed cylinder 6.

As shown in fig. 2, the driving gear 19 is fixedly sleeved at one end of the rocker 4, and a handle 5 is mounted at one end of the rocker 4 penetrating through the fixed cylinder 6.

By adopting the scheme, the driving gear 19 at one end of the rocker 4 is driven to rotate by the handle 5, and the driving gear 19 is meshed with the driven gear 18, so that the threaded rod 3 fixedly penetrating through the driven gear 18 can rotate.

As shown in fig. 2, a threaded hole at the bottom end of the lifting table 11 is rotatably inserted into a rotating rod 15 with threads, and the bottom of the movable table 12 is provided with an insertion hole in cooperation with the rotating rod 15.

By adopting the scheme, after the four movable tables 12 are rotated, the rotating rods 15 are inserted into the insertion holes on the movable tables 12 to realize the fixing work of the movable tables.

As shown in fig. 2, a fixing block 16 is fixedly sleeved on the bottom end of the rotating rod 15, a spring 17 is fixedly connected to the fixing block 16, and one end of the spring 17 is fixedly connected to the lifting table 11.

By adopting the above-described arrangement, when the insertion hole at the bottom of the movable stage 12 moves to a position directly above the rotary rod 15, the rotary rod 15 is inserted into the insertion hole by the elastic force of the spring 17 in the elongated state.

It should be noted that, the utility model relates to a lifting platform for physical experiment, when in use, firstly, the handle 5 is utilized to swing the driving gear 19 at one end of the rocker 4 to rotate, the driving gear 19 drives the threaded rod 3 which is fixedly passed through the driven gear 18 to rotate, because the threaded hole on the movable disk 9 is rotatably sleeved on the threaded rod 3, the movable disk 9 moves up and down on the threaded rod 3, further, the lifting work of the lifting platform 11 at the top end of the connecting rod 10 on the movable disk 9 is realized, the movable disk 9 drives the four fixed rods 8 at the bottom end thereof to move up and down in the fixed cylinder 6 when lifting, the limit function of the movable disk 9 is realized by the up and down movement of the fixed rods 8 in the fixed cylinder 6, the relative rotation under the driving of the threaded rod 3 is avoided, when the lifting support area at the top of the lifting platform 11 needs to be increased, the four movable platforms 12 can be, the four movable tables 12 drive the sliding strips 13 at the bottom ends to slide in the sliding grooves 14, when the jacks at the bottom ends of the movable tables 12 move right above the rotating rods 15, the rotating rods 15 are pushed into the jacks on the movable tables 12 by the aid of elastic forces of the springs 17 in an elongated state, the movable tables 12 are fixed on the lifting table 11, and the four movable tables are more flexible to use and wider in applicability.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a elevating platform for physics experiments, includes chassis (1) and activity dish (9), its characterized in that: the movable plate is characterized by further comprising a lifting platform (11) arranged above the movable plate (9), the lifting platform (11) is fixedly connected with the movable plate (9) through four connecting rods (10), the middle of the top end of the chassis (1) is fixedly provided with an installation cylinder (2), the installation cylinder (2) is vertically movably provided with a threaded rod (3) in the installation cylinder (2), the bottom end of the threaded rod (3) is fixedly inserted into a bearing fixedly arranged on the inner wall of the bottom end of the installation cylinder (2), the threaded rod (3) is fixedly sleeved with a driven gear (18) on the part in the installation cylinder (2), the driven gear (18) is meshed with a driving gear (19), the threaded rod (3) further rotates to penetrate through a threaded hole in the movable plate (9), the top end of the lifting platform (11) is provided with four movable platforms (12), and the bottom ends of the four movable platforms (12) are fixedly provided with sliding strips (13), the sliding strip (13) is slidably clamped in a sliding groove (14) formed in the lifting platform (11).

2. The lifting platform for the physical experiment according to claim 1, characterized in that: the bottom end edge of the movable disc (9) is fixedly connected with four fixing rods (8), and the four fixing rods (8) are movably inserted into the fixed cylinder (6).

3. The lifting platform for the physical experiment according to claim 2, characterized in that: the bottom end of the fixed cylinder (6) is welded on the chassis (1), the fixed rod (8) is fixedly sleeved with the limiting block (7) at one end inserted into the fixed cylinder (6), and the outer diameter of the limiting block (7) is the same as the inner diameter of the fixed cylinder (6).

4. The lifting platform for the physical experiment according to claim 1, characterized in that: the driving gear (19) is fixedly sleeved at one end of the rocker (4), and a handle (5) is installed at one end, penetrating out of the fixed cylinder (6), of the rocker (4).

5. The lifting platform for the physical experiment according to claim 1, characterized in that: the bottom end threaded hole of the lifting platform (11) is inserted into a rotating rod (15) with threads in a rotating mode, and the bottom of the movable platform (12) is matched with the rotating rod (15) to be provided with an inserting hole.

6. The lifting platform for the physical experiment according to claim 5, characterized in that: the bottom end of the rotating rod (15) is fixedly sleeved with a fixing block (16), the fixing block (16) is fixedly connected with a spring (17), and one end of the spring (17) is fixedly connected to the lifting platform (11).