CN207637368U - A physical torque calculation experimental equipment - Google Patents

Abstract

The utility model is related to physical technology fields, more specifically to a kind of physics torque experiment with computing equipment, including the first dial, dynamometer, the second dial and graduation indication bar.First dial is slidably connected by sliding groove and force rod, and dynamometer is slidably connected by the ball of upper and lower both sides with device pedestal and the first dial；The side of the cursor equal length of connecting shaft both sides, force rod is equipped with graduation indication bar, the fixed laser emitter in lower end of fixed link.The cursor equal length of connecting shaft both sides, the weight of fixed link and accommodating box is identical as the weight of connecting spring and connecting rod, when carrying out Calculating Torque during Rotary, it only needs to apply a force in accommodating box, corresponding torque is calculated by the first dial reading and dynamometer registration of the other side, the dial reading that force side can also be read by laser emitter, to calculate the size of applied force, convenience of calculation.

Description

A physical moment calculation experimental equipment

technical field

The utility model relates to an experimental device, in particular to a physical torque calculation experimental device, which belongs to the technical field of physics.

Background technique

The calculation of physical torque is an important knowledge point in physics, and it is also a must-learn content for students. However, during the initial study, the graphical analysis method is relatively abstract, and it is not easy to understand intuitively, which brings certain difficulties to the teaching. Moreover, the calculation of physical torque is more complicated and needs to be analyzed by drawing. In the teaching or experiment process, there is a lack of corresponding physical equipment to help students better understand learning and calculation. Therefore, it is necessary to design an experimental equipment for calculating physical torque.

Utility model content

The purpose of this utility model is to provide a kind of physical torque calculation experimental equipment in order to overcome the deficiencies of the prior art. When teaching or experimenting, the corresponding force can be given by hand or object, according to the dial on the other side And the readings of the dynamometer, you can easily calculate the torque caused by the applied force. Through the device demonstration, it is more intuitive, easy to understand and calculate.

In order to achieve the above object, the technical solution adopted by the utility model is: a kind of physical torque calculation experimental equipment, comprising a device base, a first dial, a dynamometer, a force display screen, a fixed connection rope, a connection spring, a fixed bolt, Connecting rod, rotating arm, fixing cap, supporting column, connecting bolt, fixing rod, storage box, laser emitter, second dial, supporting roller, connecting shaft, sliding groove, ball, force rod and scale indicating rod.

There is a support column in the middle of the base of the device, and a first dial and a second dial are arranged on both sides of the support column. The first dial is slidably connected to the force bar through a sliding groove, and the force bar is connected to the dynamometer. connection, the dynamometer is slidingly connected to the base of the device and the first dial through the balls on the upper and lower sides; the upper end of the support column is fixedly connected to the connecting shaft through two fixing caps, and the connecting shaft is connected to the rotating arm in rotation, and the two connecting shafts The length of the rotating arm on the side is equal, and both sides of the rotating arm are provided with a fixed bolt and a connecting bolt, one of which is connected to one end of the fixed connecting rope, and the other end of the fixed connecting rope is fixed on the first dial; two The connecting bolts are respectively connected to the connecting rod and the fixed rod in rotation, the lower end of the connecting rod is connected to one end of the connecting spring, the other end of the connecting spring is fixedly connected to the force rod, one side of the force rod is provided with a scale indicating rod, and the end of the fixed rod The lower end is fixed with a laser emitter.

As a further optimization of the technical solution, the scale lines of the first dial and the second dial described in the physical torque calculation experimental equipment of the utility model are set on the top.

As a further optimization of the technical solution, the storage box described in the physical moment calculation experimental equipment of the utility model is made of plastic material, and the weight of the fixed rod and the storage box is the same as the weight of the connecting spring and the connecting rod same.

As a further optimization of the technical solution, a supporting roller is provided on the underside of the device base described in the experimental equipment for calculating physical moment of the utility model.

Due to the application of the above-mentioned technical solution, the utility model has the following advantages compared with the prior art:

A kind of physical torque calculation experimental equipment of the utility model scheme, the rotating arms on both sides of the connecting shaft are equal in length, the weight of the fixed rod and the holding box is the same as that of the connecting spring and the connecting rod, when calculating the torque, only the The force is applied to the storage box, and the corresponding torque is calculated through the reading of the first dial on the other side and the indication of the dynamometer, and the reading of the dial on the side where the force is applied can also be read through a laser transmitter to Calculate the magnitude of the applied force, which is convenient for calculation.

Description of drawings

Below in conjunction with accompanying drawing, technical scheme of the utility model is further described:

Accompanying drawing 1 is the structure schematic diagram of a kind of physical torque calculation experimental equipment of the present utility model.

Accompanying drawing 2 is the top view structure schematic diagram of a kind of physical torque calculation experiment equipment of the present utility model.

Accompanying drawing 3 is a schematic diagram of the connection structure of the first dial of a kind of physical torque calculation experimental equipment of the present invention.

Among them: device base 1, first dial 2, dynamometer 3, force display 4, fixed connecting rope 5, connecting spring 6, fixing bolt 7, connecting rod 8, rotating arm 9, fixing cap 10, supporting column 11. Connecting bolt 12, fixed rod 13, holding box 14, laser emitter 15, second dial 16, supporting roller 17, connecting shaft 18, sliding groove 19, ball 20, force rod 21, scale indicating rod 22 .

Detailed ways

Below in conjunction with accompanying drawing and specific embodiment the utility model is described in further detail.

As shown in accompanying drawing 1-3, a kind of physical torque calculation experimental equipment described in the utility model includes: device base 1, first dial 2, dynamometer 3, force display screen 4, fixed connection rope 5 , connection spring 6, fixed bolt 7, connecting rod 8, rotating arm 9, fixed cap 10, support column 11, connecting bolt 12, fixed rod 13, holding box 14, laser emitter 15, second dial 16, support Roller 17, connecting shaft 18, sliding groove 19, ball 20, force rod 21 and scale indicating rod 22.

The middle position of the device base 1 is provided with a supporting column 11, and the two sides of the supporting column 11 are provided with a first dial 2 and a second dial 16, and the first dial 2 is slidably connected with the force rod 21 through a sliding groove 19 , the force rod 21 is connected with the dynamometer 3, and the dynamometer 3 is slidably connected with the device base 1 and the first dial 2 through the balls 20 on the upper and lower sides; the upper end of the support column 11 is connected with the two fixed caps 10 The shaft 18 is fixedly connected, the connecting shaft 18 is rotationally connected with the rotating arm 9, and the lengths of the rotating arms 9 on both sides of the connecting shaft 18 are equal, the both sides of the rotating arm 9 are provided with a fixed bolt 7 and a connecting bolt 12, and one of the fixed bolt 7 One end of the fixed connecting rope 5 is connected, and the other end of the fixed connecting rope 5 is fixed on the first dial 2; two connecting bolts 12 are respectively connected to the connecting rod 8 and the fixed rod 13 in rotation, and the lower end of the connecting rod 8 is connected to the One end of the connection spring 6, the other end of the connection spring 6 is fixedly connected with the force rod 21, one side of the force rod 21 is provided with a scale indicating rod 22, and the lower end of the fixed rod 13 is fixed with a laser emitter 15.

The middle position of the device base 1 is provided with a supporting column 11, and the two sides of the supporting column 11 are provided with a first dial 2 and a second dial 16, and the tops of the two dials are engraved with a scale groove, which is convenient for passing through the laser transmitter. 15 and the scale indicator rod 22 to read the distance, when not in use, connect the fixed connection rope 5 on the first dial 2 with the fixed bolt 7 to ensure the stability of the device and prevent the connection spring 6 and force measuring The meter 3 is damaged due to long-term stretching, the length of the rotating arm 9 on both sides of the connecting shaft 10 is equal, and the weight of the fixed rod 13 and the holding box 14 is the same as that of the connecting spring 6 and the connecting rod 8. , the fixed connection rope 5 on the fixed bolt 7 is removed, and a heavy object or a specific form of force is applied to the storage box 14. Since the fixed rod 13 and the connecting rod 12 are rotationally connected, the laser beam under the storage box 14 can be guaranteed. The emitter 15 irradiates vertically on the second dial 16. During the balance process, the upper and lower sides of the dynamometer 3 are slidably connected with the device base 1 and the first dial 2 through the balls 20, which can ensure that the dynamometer 3. The connecting spring 6, the connecting rod 8 and the force rod 21 are vertically on a vertical line. After reaching the balance, the horizontal distance can be read through the scale indicating rod 22 on the force rod 21. From the force gauge 3 The force display screen 4 reads the size of the force, so that the torque of the applied force can be calculated, and the horizontal distance on the side where the force is applied can also be read through the laser transmitter 15, so as to calculate the size of the applied force. The operation is simple and intuitive, and the torque Calculating is convenient, and the lower end of device base 1 is also provided with support roller 17, is convenient to the movement of device.

The above are only specific application examples of the utility model, and do not constitute any limitation to the protection scope of the utility model. All technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the utility model.

Claims (4)

1. A kind of physical torque calculation experiment equipment, comprises device base (1), the first dial (2), dynamometer (3), force display screen (4), fixed connection rope (5), connection spring ( 6), fixed bolt (7), connecting rod (8), rotating arm (9), fixed cap (10), support column (11), connecting bolt (12), fixed rod (13), holding box (14 ), laser emitter (15), second dial (16), supporting roller (17), connecting shaft (18), sliding groove (19), ball (20), force rod (21) and scale indicator rod (22), it is characterized in that: the middle position of device base (1) is provided with support column (11), and the both sides of support column (11) is provided with first dial (2) and second dial (16) , the first dial (2) is slidingly connected to the force bar (21) through the sliding groove (19), the force bar (21) is connected to the dynamometer (3), and the dynamometer (3) passes through the upper and lower sides The ball (20) is slidingly connected with the device base (1) and the first dial (2); the upper end of the support column (11) is fixedly connected with the connecting shaft (18) through two fixing caps (10), and the connecting shaft ( 18) Rotately connected with the rotating arm (9), and the length of the rotating arm (9) on both sides of the connecting shaft (18) is equal, and both sides of the rotating arm (9) are provided with a fixed bolt (7) and a connecting bolt (12) , one of the fixed bolts (7) is connected to one end of the fixed connecting rope (5), and the other end of the fixed connecting rope (5) is fixed on the first dial (2); the two connecting bolts (12) are respectively connected to Rod (8) is connected with fixed rod (13) in rotation, and the lower end of connecting rod (8) is connected with one end of connecting spring (6), and the other end of connecting spring (6) is fixedly connected with stressed rod (21). One side of the bar (21) is provided with a scale indicator bar (22), and the lower end of the fixed bar (13) is fixed with a laser emitter (15). 2. A kind of experimental equipment for calculating physical torque according to claim 1, characterized in that: the scale lines of the first scale (2) and the second scale (16) are arranged on the top. 3. A kind of physical torque calculation experimental equipment according to claim 1, characterized in that: said holding box (14) is made of plastic material, and said fixed rod (13) and holding box ( 14) the weight is identical with the weight of connecting spring (6) and connecting rod (8). 4. The experimental equipment for calculating physical moment according to claim 1, characterized in that: the underside of the device base (1) is provided with supporting rollers (17).