CN209791592U - A folding circuitous support device for physics experiments is used - Google Patents

Abstract

The utility model discloses a folding circuitous support device for physics experiments is used, including experiment mesa, fixing base, rotation seat, big support, pneumatic cylinder fixing base, pneumatic cylinder, ejector pin, little support, mount pad, chuck, U type connecting plate, nut, bolt and fixed axle. The utility model has the advantages that: this a folding circuitous support device for physics experiments is reasonable in design, be equipped with two screw via holes on the fixing base, be through the screw and dismantle and connect in the experiment mesa, fix the support device on the test bench maintenance and installation of being convenient for through the screw, the ejector pin is sliding connection with the pneumatic cylinder, under the drive and the stroke restriction of pneumatic cylinder, prevent that the chuck from taking place to descend and touch the experiment mesa and take place the striking and destroy, fixing base internally mounted has rolling bearing, the rolling bearing is installed in antifriction bearing, be the rotation with the fixing base and be connected, it drives the support and carries out the rotation and the regulation of angle to rotate the seat as the control that the connecting piece can.

Description

A folding circuitous support device for physics experiments is used

Technical Field

The utility model relates to a support device specifically is a folding circuitous support device for physics experiments is used, belongs to physics experiment technical field.

Background

A support is generally all adopting the fixed bolster for on the laboratory bench, need put a plurality of supports when carrying out a plurality of experiments usually, then install experimental apparatus, for example test tube, graduated flask etc. on the support through the cartridge, when the more experiment of experimental apparatus, often will go to carrying out the change of support according to the experimental apparatus of equidimension not.

the used support of experiment still has some not enough at present, and the use that a large amount of different models of support need be purchased in its one, laboratory carries out different experiments, and its two, too much experiment support can occupy a large amount of spaces, and demolish it after the experiment is accomplished, wash, playback, and work load is big, and its three, weight are heavier, very hard when carrying out the change of experiment support.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a folding circuitous support device for physics experiments in order to solve above-mentioned problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose: a folding circuitous support device for physical experiments comprises an experiment table top, a fixed seat, a rotating seat, a large support, a hydraulic cylinder fixed seat, a hydraulic cylinder, a push rod, a small support, a mounting seat, a chuck, a U-shaped connecting plate, a nut, a bolt and a fixed shaft; the utility model discloses a test bench, including the fixing base, the base is installed in experimental mesa upper left side, rotate the seat and install in the fixing base, big support one end is to rotate through bolt and nut and connects in rotating the seat, the pneumatic cylinder passes through the pneumatic cylinder fixing base to be fixed in U type connecting plate one side, the ejector pin passes through the screw fixation in the little support one side of upside, little support one end is to rotate through bolt and nut and connects in the mount pad, the chuck is installed to the mount pad front end, be equipped with two cylinder via holes on the U type connecting plate, the mount pad rear side is equipped with two cylinder via holes, the nut is installed in the bolt both sides, is to dismantle the connection, big support one side is to rotate.

Preferably, in order to fix whole support device on the test bench, be equipped with two screw via holes on the fixing base, be through the screw and be dismantled the connection in experiment mesa.

Preferably, the push rod is connected with the hydraulic cylinder in a sliding manner in order to prevent the support clamp from descending under the influence of gravity when no one operates the support.

Preferably, for the convenience of support rotates round the fixing base, adjusts the chuck position, fixing base internally mounted has rolling bearing, and the rolling seat is installed in antifriction bearing, is the rotation with the fixing base and is connected.

Preferably, in order to facilitate fine adjustment of the small support and better determine the working position of the chuck, the U-shaped connecting plate is rotatably connected to the fixed shaft.

Preferably, in order to conveniently change different experimental apparatus according to the experiment difference, the chuck is connected with the mount pad in a detachable manner.

Preferably, in order to prevent the small bracket from being damaged when being collided with the large bracket by large-angle rotation, two sides of the fixed shaft are provided with limit blocks for limiting the rotation angles of the small bracket and the chuck to be less than 180 degrees.

The utility model has the advantages that: the folding circuitous bracket device for the physical experiment has reasonable design, two screw through holes are arranged on the fixed seat, the bracket device is detachably connected with the experiment table board through screws and is fixed on the experiment table through the screws for convenient maintenance and installation, the ejector rod is in sliding connection with the hydraulic cylinder, the clamping head is prevented from descending and colliding with the experiment table board to generate impact damage under the driving and stroke limitation of the hydraulic cylinder, a rotating bearing is arranged in the fixed seat, the rotating seat is arranged in a rolling bearing and is rotatably connected with the fixed seat, the rotating seat can be better controlled to drive the bracket to rotate and adjust the angle through the rolling bearing as a connecting piece, the U-shaped connecting plate is rotatably connected with the fixed shaft, the small bracket surrounds the fixed shaft to realize secondary rotation, the fine adjustment of the position angle of the clamping head can be carried out, the working position of the clamping head can be, different experimental apparatus are convenient to change according to the experiment of difference, and the fixed axle both sides are equipped with the stopper, and the rotation angle of restriction little support and chuck is less than the degree, and the big support takes place to destroy in order to prevent that the rotation of the big angle of little support from striking.

Drawings

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

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

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

Fig. 4 is a schematic view of the structural support of the present invention.

In the figure: 1. experiment table-board, 2, fixing base, 3, rotating base, 4, big support, 5, hydraulic cylinder fixing base, 6, hydraulic cylinder, 7, ejector pin, 8, little support, 9, mount pad, 10, chuck, 11, U type connecting plate, 12, nut, 13, bolt and 14, fixed axle.

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 ~ 4, the folding circuitous support device for the physics experiments comprises an experiment table board 1, a fixed seat 2, a rotating seat 3, a large support 4, a hydraulic cylinder fixed seat 5, a hydraulic cylinder 6, a push rod 7, a small support 8, a mounting seat 9, a chuck 10, a U-shaped connecting plate 11, a nut 12, a bolt 13 and a fixed shaft 14, wherein the fixed seat 2 is mounted at the upper left of the experiment table board, the rotating seat 3 is mounted in the fixed seat 2, one end of the large support 4 is rotatably connected to the rotating seat 3 through the bolt 13 and the nut 12, the hydraulic cylinder 6 is fixed at one side of the U-shaped connecting plate 11 through the hydraulic cylinder fixed seat 5, the push rod 7 is fixed at one side of the upper small support 8 through a screw, one end of the small support 8 is rotatably connected to the mounting seat 9 through the bolt 13 and the nut 12, the chuck 10 is mounted at the front end of the mounting seat 9, two cylindrical through holes are arranged on the U-shaped connecting plate 11, two cylindrical through holes are arranged at the rear side of the mounting seat 9, the nut 12.

The fixing seat 2 is provided with two screw through holes which are detachably connected with the experiment table board 1 through screws, the support device is fixed on the experiment table board through the screws so as to be convenient to maintain and install, the ejector rod 7 is in sliding connection with the hydraulic cylinder 6, the chuck 10 is prevented from falling and colliding with the experiment table board 1 to cause impact damage under the drive and stroke limitation of the hydraulic cylinder 6, the rotating bearing is arranged inside the fixing seat 2, the rotating seat 3 is arranged in the rolling bearing and is rotatably connected with the fixing seat 2, the rotating seat 3 can be better controlled to drive the support to rotate and adjust the angle through the rolling bearing as a connecting piece, the U-shaped connecting plate 11 is rotatably connected with the fixing shaft 14, the small support 8 rotates for the second time around the fixing shaft 14, the fine adjustment of the position angle of the chuck 10 can be carried out, the working position of the chuck 10 can be more conveniently adjusted, different experimental apparatus can be conveniently replaced according to different experiments, the two sides of the fixed shaft 14 are provided with limiting blocks for limiting the rotation angles of the small support 8 and the chuck 10 to be less than a certain degree, and the small support 8 is prevented from being damaged when being impacted on the large support 4 in a large-angle rotation mode.

the working principle is as follows: when the folding roundabout bracket device for physical experiments is used, an instrument required by experiments is clamped on the clamping head 10, the mounting seat 9 is pulled by hands through screw fixation, the angle of the large bracket 4 can be adjusted for the first time, after the approximate position is determined, the angle of the small bracket 8 is adjusted, and the experiments are carried out after the accurate position is adjusted.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (7)

1. the utility model provides a folding circuitous support device for physics experiments which characterized in that: the device comprises an experiment table board (1), a fixed seat (2), a rotating seat (3), a large support (4), a hydraulic cylinder fixed seat (5), a hydraulic cylinder (6), a push rod (7), a small support (8), a mounting seat (9), a chuck (10), a U-shaped connecting plate (11), a nut (12), a bolt (13) and a fixed shaft (14); the fixed seat (2) is arranged at the upper left of the test table board, the rotating seat (3) is arranged in the fixed seat (2), one end of the large bracket (4) is rotatably connected with the rotating seat (3) through a bolt (13) and a nut (12), the hydraulic cylinder (6) is fixed on one side of the U-shaped connecting plate (11) through a hydraulic cylinder fixing seat (5), the ejector rod (7) is fixed on one side of the upper small bracket (8) through a screw, one end of the small bracket (8) is rotatably connected with the mounting seat (9) through a bolt (13) and a nut (12), a chuck (10) is arranged at the front end of the mounting seat (9), two cylindrical through holes are arranged on the U-shaped connecting plate (11), two cylindrical through holes are arranged on the rear side of the mounting seat (9), the nuts (12) are arranged on two sides of the bolt (13) and are detachably connected, one side of the large support (4) is rotatably connected to the fixed shaft (14) through a bolt (13) and a nut (12).

2. The folding and circuitous stent device for physics experiments as claimed in claim 1, wherein: be equipped with two screw via holes on fixing base (2), be through the screw and be dismantled and connect in experiment mesa (1).

3. The folding and circuitous stent device for physics experiments as claimed in claim 1, wherein: the ejector rod (7) is in sliding connection with the hydraulic cylinder (6).

4. The folding and circuitous stent device for physics experiments as claimed in claim 1, wherein: the fixed seat (2) is internally provided with a rotating bearing, and the rotating seat (3) is arranged in a rolling bearing and is rotationally connected with the fixed seat (2).

5. The folding and circuitous stent device for physics experiments as claimed in claim 1, wherein: the U-shaped connecting plate (11) is rotatably connected to the fixed shaft (14).

6. The folding and circuitous stent device for physics experiments as claimed in claim 1, wherein: the chuck (10) is detachably connected with the mounting seat (9).

7. The folding and circuitous stent device for physics experiments as claimed in claim 1, wherein: and limiting blocks are arranged on two sides of the fixed shaft (14) and limit the rotation angle of the small support (8) and the chuck (10) to be less than 180 degrees.