CN210073066U

CN210073066U - High school physics is with adjusting formula lever apparatus

Info

Publication number: CN210073066U
Application number: CN201821966665.8U
Authority: CN
Inventors: 任鹏飞; 任鹏远
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-11-27
Filing date: 2018-11-27
Publication date: 2020-02-14
Anticipated expiration: 2028-11-27

Abstract

The utility model discloses a high school physics is with adjusting formula lever apparatus, including the base, the top of base is provided with the bracing piece, the surface of bracing piece is connected with the horizontal pole through the pivot, the surface both sides of horizontal pole all are provided with the scale, the surface of scale is provided with transparent rubber layer, the surface on horizontal pole and transparent rubber layer has cup jointed the sliding sleeve, the top of sliding sleeve is provided with the knob, this kind of high school physics is with adjusting formula lever apparatus is provided with heavy object, breach, connecting rod and puts the thing board, and the diameter of breach is greater than the diameter of connecting rod, when the staff installs the heavy object, only need insert the breach in the connecting rod, loosen the heavy object and place the heavy object on putting the thing board, do not need like this that the staff uses the couple to hang the heavy object on the device, has also avoided the staff to be scratched by, the user can grab a plurality of weights and take the weights out together, thereby simplifying the operation of taking the weights out by workers.

Description

High school physics is with adjusting formula lever apparatus

Technical Field

The utility model relates to a high school physics is with adjusting formula lever technical field specifically is a high school physics is with adjusting formula lever apparatus.

Background

Physics is the subject of studying the most general law of motion and basic structure of substances, and is the leading subject of natural science, and the theory of physics studies the most basic motion form and law of all substances, such as universe, particles, etc., so it becomes the research foundation of other natural science subjects.

A hard rod that rotates about a fixed point under force is called a lever.

Current high school physics is with adjusting formula lever apparatus often inconveniently places the heavy object, because the heavy object all need hang on the lever through the couple, make like this when user's installation and dismantlement heavy object, it is harder to aim at the through-hole with the couple, it is harder to place the heavy object like this, the couple scratches the user easily, and take away the heavy object and need one take away, the staff operation has been increased, the general easy wearing and tearing scale of formula lever apparatus is used with adjusting to current high school physics simultaneously, because need often remove the sliding sleeve when using device, the easy wearing and tearing scale of in the in-process that removes the sliding sleeve, it is vague to lead to the scale like this, thereby influence the accuracy of physics.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high school physics is with adjusting formula lever apparatus to propose inconvenient installation and dismantle the heavy object, the problem of easy wearing and tearing scale among the solution above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high school physics is with regulation formula lever apparatus, includes the base, the top of base is provided with the bracing piece, the surface of bracing piece is connected with the horizontal pole through the pivot, the surface both sides of horizontal pole all are provided with the scale, the surface of scale is provided with transparent rubber layer, the sliding sleeve has been cup jointed to the surface on horizontal pole and transparent rubber layer, the top of sliding sleeve is provided with turns round the piece, the bottom of turning round the piece is connected with the locking lever, the bottom of locking lever runs through in the top of sliding sleeve and is connected with the horizontal pole, the bottom of sliding sleeve is connected with through the connecting rod and puts the thing board, the bottom of horizontal pole is provided with the school zero pointer, just the limiting plate has all been welded to the both sides of horizontal pole, the welding.

Preferably, a plurality of weight placing grooves are arranged on two sides of the top of the base, and weights are arranged inside the weight placing grooves.

Preferably, the outer surface of the weight is provided with a notch, and the diameter of the notch is larger than that of the connecting rod.

Preferably, the outer surface of the sliding sleeve is provided with a viewing port.

Preferably, lubricating oil is smeared on the outer surfaces of the locking rod and the threaded rod, and the locking rod and the threaded rod are both made of stainless steel materials.

Preferably, the transparent rubber layer is connected with a cross bar in an adhesive bonding mode.

Compared with the prior art, the beneficial effects of the utility model are that: the adjustable lever device for high school physics is provided with a heavy object, a gap, a connecting rod and a storage plate, wherein the diameter of the gap is larger than that of the connecting rod, when a worker installs the heavy object, the gap is only needed to be inserted into the connecting rod, the heavy object is placed on the storage plate by loosening the heavy object, so that the worker is not required to hang the heavy object on the device by using a hook, the worker is prevented from being scratched by the hook, and when the heavy object is taken away, the user can grab a plurality of heavy objects to take out together, thereby simplifying the operation of taking away the heavy object by the worker, meanwhile, the adjustable lever device for high school physics is provided with a transparent rubber layer and scales, and a sliding sleeve is sleeved on a transverse rod and the transparent rubber layer, so that when the sliding sleeve moves on the transverse rod, the transparent rubber layer can isolate the sliding sleeve from the scales to be in direct, the staff can tear transparent rubber layer, binds new transparent rubber layer and horizontal pole, can protect the safety of scale like this, avoids the scale wearing and tearing.

Drawings

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

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

FIG. 3 is a schematic side view of the base of the present invention;

fig. 4 is an enlarged schematic view of a partial structure of the present invention a.

In the figure: 1. a base; 2. a support bar; 3. a rotating shaft; 4. a zero calibration pointer; 5. a cross bar; 6. a limiting plate; 7. a threaded rod; 8. a zero calibration nut; 9. a sliding sleeve; 10. a locking bar; 11. twisting the block; 12. a transparent rubber layer; 13. calibration; 14. a connecting rod; 15. a storage plate; 16. a viewing port; 17. a weight placing groove; 18. a weight; 19. and (4) a notch.

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 present invention provides a technical solution: an adjustable lever device for high school physics comprises a base 1, a support rod 2, a rotating shaft 3, a zero calibration pointer 4, a cross rod 5, a limit plate 6, a threaded rod 7, a zero calibration nut 8, a sliding sleeve 9, a locking rod 10, a torsion block 11, a transparent rubber layer 12, scales 13, a connecting rod 14, an object placing plate 15, an observation port 16, a weight placing groove 17, a weight 18 and a notch 19, wherein the support rod 2 is arranged at the top of the base 1, the outer surface of the support rod 2 is connected with the cross rod 5 through the rotating shaft 3, the scales 13 are arranged on two sides of the outer surface of the cross rod 5, the transparent rubber layer 12 is arranged on the outer surface of the scales 13, the cross rod 5 is connected with the transparent rubber layer 12 through an adhesive bonding mode, so that the connection between the transparent rubber layer 12 and the cross rod 5 is tighter, the sliding sleeve 9 is sleeved on the outer surfaces of the cross, the bottom of turning round piece 11 is connected with locking lever 10, the bottom of locking lever 10 runs through in sliding sleeve 9's top and is connected with horizontal pole 5, sliding sleeve 9's bottom is connected with through connecting rod 14 and puts thing board 15, the bottom of horizontal pole 5 is provided with zero checking pointer 4, just limiting plate 6 has all been welded to the both sides of horizontal pole 5, one side welding of limiting plate 6 has threaded rod 7, zero checking nut 8 has been cup jointed to the surface of threaded rod 7.

Referring to fig. 2, a plurality of weight placement grooves 17 are formed on both sides of the top of the base 1, and weights 18 are placed inside the weight placement grooves 17, so that a worker can store the weights 18 in the weight placement grooves 17 when not using the weights.

Referring to fig. 1, 3 and 4, a gap 19 is formed in the outer surface of the weight 18, the diameter of the gap 19 is larger than that of the connecting rod 14, so that the weight 18 can be conveniently placed on the object placing plate 15 through the connecting rod 14, and an observation port 16 is formed in the outer surface of the sliding sleeve 9, so that a worker can conveniently observe the scales 13 to determine the positions of the two sliding sleeves 9.

Referring to fig. 1, 3 and 4, the outer surfaces of the locking bar 10 and the threaded rod 7 are coated with a lubricant, and the locking bar 10 and the threaded rod 7 are made of a stainless material, so that the locking bar 10 and the threaded rod 7 work smoothly, and the locking bar 10 and the threaded rod 7 are prevented from rusting.

The working principle is as follows: firstly, the worker moves the device to the working place, twists the torsion block 11 to make the locking rod 10 far away from the cross bar 5, then moves the sliding sleeves 9 to make the positions of the two sliding sleeves 9 the same, then rotates the zero calibration nut 8 to make the zero calibration nut 8 move on the threaded rod 7 so as to make the zero calibration pointer 4 perpendicular to the base 1, then the worker takes the heavy object 18 out of the heavy object placing groove 17, and places the gap 19 on the heavy object 18 on the object placing plate 15 through the connecting rod 14, then the worker moves the sliding sleeve 9 by observing the scale 13 through the observation port 16, after moving to a proper position, the worker twists the torsion block 11 to make the locking rod 10 contact with the cross bar 5 so as to make the sliding sleeves 9 fixed on the cross bar 5, the worker records experimental data, and finally, after the experiment is completed, the worker takes the heavy object 18 out of the object placing plate 15 and puts the heavy object 18 back into the heavy object placing groove 17, and moving the device to a shade place for storage.

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 high school physics is with adjusting formula lever apparatus, includes base (1), its characterized in that: the top of the base (1) is provided with a supporting rod (2), the outer surface of the supporting rod (2) is connected with a cross rod (5) through a rotating shaft (3), both sides of the outer surface of the cross rod (5) are provided with scales (13), the outer surface of the scales (13) is provided with a transparent rubber layer (12), the outer surfaces of the cross rod (5) and the transparent rubber layer (12) are sleeved with a sliding sleeve (9), a torsion block (11) is arranged above the sliding sleeve (9), the bottom of the torsion block (11) is connected with a locking rod (10), the bottom of the locking rod (10) penetrates through the top of the sliding sleeve (9) and is connected with the cross rod (5), the bottom of the sliding sleeve (9) is connected with a storage plate (15) through a connecting rod (14), the bottom of the cross rod (5) is provided with a zero calibration pointer (4), and limiting plates (6) are, one side welding of limiting plate (6) has threaded rod (7), zero correction nut (8) have been cup jointed to the surface of threaded rod (7).

2. The high school physics adjusting lever device according to claim 1, wherein: the novel multifunctional portable water purifier is characterized in that a plurality of weight placing grooves (17) are formed in two sides of the top of the base (1), and weights (18) are arranged in the weight placing grooves (17).

3. The high school physics adjusting lever device according to claim 1, wherein: the outer surface of the heavy object (18) is provided with a notch (19), and the diameter of the notch (19) is larger than that of the connecting rod (14).

4. The high school physics adjusting lever device according to claim 1, wherein: an observation port (16) is formed in the outer surface of the sliding sleeve (9).

5. The high school physics adjusting lever device according to claim 1, wherein: lubricating oil is smeared on the outer surfaces of the locking rod (10) and the threaded rod (7), and the locking rod (10) and the threaded rod (7) are both made of stainless steel materials.

6. The high school physics adjusting lever device according to claim 1, wherein: the transparent rubber layer (12) is connected with a cross bar (5) in an adhesive bonding mode.