CN212342123U

CN212342123U - Pipeline sectional area adjustable hydrodynamics laboratory bench

Info

Publication number: CN212342123U
Application number: CN202021393584.0U
Authority: CN
Inventors: 李倩
Original assignee: Individual
Current assignee: Changzhi University
Priority date: 2020-07-15
Filing date: 2020-07-15
Publication date: 2021-01-12
Anticipated expiration: 2030-07-15

Abstract

The utility model relates to a hydrodynamics laboratory bench technical field just discloses a pipeline sectional area adjustable hydrodynamics laboratory bench, the on-line screen storage device comprises a base, the inside fixed mounting of base has the fixed plate, the top fixed mounting of fixed plate has electric putter. This pipeline sectional area adjustable hydrodynamics laboratory bench, setting through the motor, the drive threaded rod is rotatory, two screw thread opposite direction about on the threaded rod, make two screw thread sliders receive screw thread thrust motion in opposite directions or relative motion, and then drive supporting shoe and bull stick motion in opposite directions or relative motion, make the bracing piece rotate in the bull stick outside, when the bracing piece is perpendicular by the slope limit, the slide receives decurrent thrust and drives connecting rod and gyro wheel and pass from the through-hole, utilize the gyro wheel to prop up whole device, can utilize the gyro wheel to carry out the removal of device, withdraw the gyro wheel when not needing to remove, utilize the supporting legs to fix and place, the mesh that facilitates the use has been reached.

Description

Pipeline sectional area adjustable hydrodynamics laboratory bench

Technical Field

The utility model relates to a hydrodynamics laboratory bench technical field specifically is a pipeline sectional area adjustable hydrodynamics laboratory bench.

Background

The relevant experiment that hydrodynamics involved is very extensive, including reynolds experiment, on-the-way loss experiment and local loss experiment etc. hydrodynamics laboratory bench is used for accomplishing these experiments, and the pipeline that wherein use generally all can the activity dismouting to conveniently adjust the pipeline sectional area at any time.

Pipeline sectional area adjustable hydrodynamics laboratory bench is various in the existing market, but the defect of the inconvenient use of ubiquitous, and current hydrodynamics laboratory bench is fixed mostly and places, does not have the altitude mixture control function, also relatively consumes physical power when the transport, can't satisfy user's various demands, and it is very inconvenient to use, so proposes a pipeline sectional area adjustable hydrodynamics laboratory bench and solves the above-mentioned problem that provides.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a pipeline sectional area adjustable hydrodynamics laboratory bench possesses advantages such as facilitate the use, has solved that current hydrodynamics laboratory bench is fixed the placing mostly, has not both had altitude mixture control function, also relatively consumes physical power when the transport, can't satisfy user's various demands, uses very inconvenient problem.

(II) technical scheme

In order to realize the convenient use purpose, the utility model provides a following technical scheme: a fluid mechanics experiment table with adjustable pipeline sectional area comprises a base, wherein a fixed plate is fixedly arranged inside the base, an electric push rod is fixedly arranged at the top of the fixed plate, the top of the electric push rod is fixedly connected with an experiment table body positioned inside the base, a telescopic rod is fixedly arranged at the bottom of the experiment table body, a threaded rod is movably arranged inside the base, a threaded slider is in threaded connection with the outer side of the threaded rod, a sliding plate is movably arranged inside the base, two supporting blocks are fixedly arranged on one sides of the threaded slider and the sliding plate opposite to each other, a rotating rod is movably arranged between the front side and the rear side of the supporting blocks opposite to each other, a supporting rod is fixedly connected between the upper rotating rod and the lower rotating rod, two limiting blocks are fixedly arranged on the outer side of the threaded rod, and a connecting, the bottom fixed mounting of connecting rod has the gyro wheel, the through-hole has been seted up to the bottom of base, the bottom fixed mounting of base has the supporting legs, the left side fixed mounting of base has the motor, the equal fixed mounting in the left and right sides at this top of laboratory bench has the riser, the equal fixed mounting in one side that the riser is relative has the pipe connection head.

Preferably, the base is the cuboid of inside hollow and top surface disappearance, the size of laboratory bench body and the big or small looks adaptation of base inner chamber.

Preferably, the telescopic rod consists of a sleeve and a loop bar, and the loop bar is movably arranged on the inner side of the sleeve.

Preferably, the threaded rod is located below the fixing plate, and the sliding plate is located below the threaded rod.

Preferably, the number of the connecting rods is four, and the four connecting rods are uniformly distributed at the bottom of the sliding plate.

Preferably, the width of the through hole is larger than the diameter of the roller, and the output end of the motor is fixedly connected with the left side of the threaded rod.

(III) advantageous effects

Compared with the prior art, the utility model provides a pipeline sectional area adjustable hydrodynamics laboratory bench possesses following beneficial effect:

1. this pipeline sectional area adjustable hydrodynamics laboratory bench, setting through the motor, the drive threaded rod is rotatory, two screw thread opposite direction about on the threaded rod, make two screw thread sliders receive screw thread thrust motion in opposite directions or relative motion, and then drive supporting shoe and bull stick motion in opposite directions or relative motion, make the bracing piece rotate in the bull stick outside, when the bracing piece is perpendicular by the slope limit, the slide receives decurrent thrust and drives connecting rod and gyro wheel and pass from the through-hole, utilize the gyro wheel to prop up whole device, can utilize the gyro wheel to carry out the removal of device, withdraw the gyro wheel when not needing to remove, utilize the supporting legs to fix and place, the mesh that facilitates the use has been reached.

2. This pipeline sectional area adjustable hydrodynamics laboratory bench, through the setting of the pipe connection head on the riser, can carry out swing joint with the fluid pipeline of different sectional areas, promote the laboratory bench body through the electric push rod on the fixed plate, make it reciprocate to through the setting of telescopic link, lead to the elevating movement of laboratory bench body, thereby realized the altitude mixture control of laboratory bench body, with the normal use that adapts to different height experimenters, reached the purpose that facilitates the use.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: 1 base, 2 fixed plates, 3 electric push rods, 4 experiment table bodies, 5 telescopic rods, 6 threaded rods, 7 threaded sliders, 8 sliding plates, 9 supporting blocks, 10 rotating rods, 11 supporting rods, 12 limiting blocks, 13 connecting rods, 14 rollers, 15 through holes, 16 supporting legs, 17 motors, 18 vertical plates and 19 pipeline connectors.

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, a fluid mechanics experiment table with adjustable pipeline cross-sectional area comprises a base 1, a fixed plate 2 is fixedly installed inside the base 1, an electric push rod 3 is fixedly installed at the top of the fixed plate 2, the type of the electric push rod 3 can be Y802-4, a experiment table body 4 located inside the base 1 is fixedly connected to the top of the electric push rod 3, the base 1 is a cuboid with a hollow interior and a missing top surface, the size of the experiment table body 4 is matched with the size of an inner cavity of the base 1, an expansion link 5 is fixedly installed at the bottom of the experiment table body 4, the expansion link 5 is composed of a sleeve and a sleeve rod, the sleeve rod is movably installed at the inner side of the sleeve, a threaded rod 6 is movably installed inside the base 1, a threaded slider 7 is connected to the outer side of the threaded rod 6 through a thread, a sliding plate 8 is movably installed inside the base 1, the threaded rod 6 is, two supporting blocks 9 are fixedly arranged on the opposite sides of the threaded sliding blocks 7 and the sliding plate 8, rotating rods 10 are movably arranged between the opposite sides of the front supporting block 9 and the rear supporting block 9, supporting rods 11 are fixedly connected between the upper rotating rod 10 and the lower rotating rod 10, two limiting blocks 12 are fixedly arranged on the outer side of the threaded rod 6, connecting rods 13 are fixedly arranged at the bottom of the sliding plate 8, the number of the connecting rods 13 is four, the four connecting rods 13 are uniformly distributed at the bottom of the sliding plate 8, rollers 14 are fixedly arranged at the bottoms of the connecting rods 13, through holes 15 are formed in the bottom of the base 1, supporting feet 16 are fixedly arranged at the bottom of the base 1, the threaded rod 6 is driven to rotate through the arrangement of a motor 17, the left thread direction and the right thread direction on the threaded rod 6 are opposite, so that the two threaded sliding blocks 7 are subjected to opposite, the supporting rod 11 is enabled to rotate outside the rotating rod 10, when the supporting rod 11 is vertical to an inclined edge, the sliding plate 8 is pushed downwards to drive the connecting rod 13 and the roller 14 to pass through the through hole 15, the roller 14 is utilized to support the whole device, the roller 14 can be utilized to move the device, the roller 14 is retracted when the device does not need to move, the supporting foot 16 is utilized to be fixedly placed, the purpose of convenient use is achieved, the left side of the base 1 is fixedly provided with the motor 17, the model of the motor 17 can be Y80M1-2, the width of the through hole 15 is larger than the diameter of the roller 14, the output end of the motor 17 is fixedly connected with the left side of the threaded rod 6, the left side and the right side of the top of the experiment table body 4 are fixedly provided with vertical plates 18, one side opposite to the vertical plates 18 is fixedly provided with the pipeline connectors 19, and the vertical, promote laboratory bench body 4 through electric push rod 3 on the fixed plate 2, make it reciprocate to through the setting of telescopic link 5, lead to the elevating movement of laboratory bench body 4, thereby realized laboratory bench body 4's altitude mixture control, with the normal use that adapts to different height experimenters, reached the purpose that facilitates the use.

In conclusion, this fluid mechanics laboratory bench with adjustable pipeline sectional area, through the setting of motor 17, drive threaded rod 6 is rotatory, two left and right sides screw thread opposite direction on threaded rod 6 for two screw thread sliders 7 receive screw thread thrust and move or relative motion in opposite directions, and then drive supporting shoe 9 and bull stick 10 and move or relative motion in opposite directions, make bracing piece 11 rotate in the bull stick 10 outside, when bracing piece 11 is perpendicular by the slope limit, slide 8 receives downward thrust and drives connecting rod 13 and gyro wheel 14 and pass from through-hole 15, utilize gyro wheel 14 to prop up whole device, can utilize gyro wheel 14 to carry out the removal of device, withdraw gyro wheel 14 when not needing to remove, utilize supporting legs 16 to fix and place, reached the purpose of facilitating the use.

And, through the setting of pipe connection head 19 on riser 18, can carry out swing joint with the fluid pipeline of different sectional areas, electric push rod 3 through on the fixed plate 2 promotes laboratory bench body 4, make it reciprocate, and through the setting of telescopic link 5, the elevating movement to laboratory bench body 4 leads, thereby the altitude mixture control of laboratory bench body 4 has been realized, in order to adapt to different height experimenters ' normal use, the purpose that facilitates the use has been reached, it is fixed the placing mostly to have solved current hydrodynamics laboratory bench, neither have the altitude mixture control function, also relatively consume physical power when the transport, can't satisfy user's various demands, use very inconvenient problem.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 pipeline sectional area adjustable hydrodynamics laboratory bench, includes base (1), its characterized in that: the device comprises a base (1), a fixed plate (2) is fixedly arranged in the base (1), an electric push rod (3) is fixedly arranged at the top of the fixed plate (2), a test bench body (4) positioned in the base (1) is fixedly connected to the top of the electric push rod (3), a telescopic rod (5) is fixedly arranged at the bottom of the test bench body (4), a threaded rod (6) is movably arranged in the base (1), a threaded slider (7) is connected to the outer side of the threaded rod (6) in a threaded manner, a sliding plate (8) is movably arranged in the base (1), two supporting blocks (9) are fixedly arranged on one side of the base (7) opposite to the sliding plate (8), a rotating rod (10) is movably arranged between one side of the front supporting block (9) and the other side of the rear supporting block (9) opposite to the rotating rod, and a supporting rod (, the utility model discloses a supporting foot of experiment table, including threaded rod (6), the outside fixed mounting of threaded rod (6) has stopper (12) that quantity is two, the bottom fixed mounting of slide (8) has connecting rod (13), the bottom fixed mounting of connecting rod (13) has gyro wheel (14), through-hole (15) have been seted up to the bottom of base (1), the bottom fixed mounting of base (1) has supporting legs (16), the left side fixed mounting of base (1) has motor (17), the equal fixed mounting in the left and right sides at laboratory bench body (4) top has riser (18), the equal fixed mounting in one side that riser (18) are relative has pipe connection head (19).

2. The fluid mechanics laboratory bench of claim 1 wherein: base (1) is the cuboid of inside hollow and top surface disappearance, the size of laboratory bench body (4) and the size looks adaptation of base (1) inner chamber.

3. The fluid mechanics laboratory bench of claim 1 wherein: the telescopic rod (5) is composed of a sleeve and a loop bar, and the loop bar is movably arranged on the inner side of the sleeve.

4. The fluid mechanics laboratory bench of claim 1 wherein: the threaded rod (6) is located below the fixing plate (2), and the sliding plate (8) is located below the threaded rod (6).

5. The fluid mechanics laboratory bench of claim 1 wherein: the number of the connecting rods (13) is four, and the four connecting rods (13) are uniformly distributed at the bottom of the sliding plate (8).

6. The fluid mechanics laboratory bench of claim 1 wherein: the width of the through hole (15) is larger than the diameter of the roller (14), and the output end of the motor (17) is fixedly connected with the left side of the threaded rod (6).