Transmission structure

Abstract

The utility model provides a transmission structure. Comprising a fixing piece; the transmission assembly comprises a first rotating part, a second rotating part and a first transmission part; one end of the first rotating part and one end of the second rotating part are rotatably fixed to the fixing part, one end of the first transmission part is rotatably connected with the first rotating part, and the other end of the first transmission part is rotatably connected with the other end of the second rotating part. The included angle # imgabs0 # between the first transmission part and the first rotating part is smaller than 90 degrees; the transmission assembly is used for generating reverse acting force resultant force on the first transmission part to act as power output when the first rotating part rotates under input power, so that the energy-saving purpose is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical transmission, in particular to a transmission structure. Background Art

[0002] The utility model relates to the technical field of mechanical transmission, in particular to a transmission structure.

[0003] The mechanical transmission structure usually uses components such as transmission rods and transmission gears to transfer the power input by the power input unit to the power output unit for output. For example, a vehicle transfers the power of the engine to the wheels through the transmission structure for output.

[0004] The transmission efficiency of a mechanical transmission structure is related to the energy consumption of a power input unit. How to provide a transmission structure with high transmission efficiency is a top priority. Utility Model Content

[0005] The utility model provides a transmission structure, which can improve the transmission efficiency of the transmission structure and achieve the technical effects of energy saving and increased power output.

[0006] The utility model provides a transmission structure, comprising:

[0007] Fixings;

[0008] The transmission assembly comprises a first rotating member, a second rotating member and a first transmission member; one end of the first rotating member and the second rotating member is rotatably fixed to the fixed member, one end of the first transmission member is rotatably connected to the first rotating member, the other end of the first transmission member is rotatably connected to the other end of the second rotating member, and the angle between the first transmission member and the first rotating member is Less than 90°; the transmission assembly is used to generate a reverse force on the first transmission member to perform work as power output when the first rotating member is rotated by input power to achieve energy saving.

[0009] Optionally, the transmission structure further comprises a power input unit, wherein the power input unit is used to apply input power to the first rotating member. , causing the first rotating member to rotate.

[0010] Optionally, the power input unit includes a first rotating wheel and a second transmission member; one end of the second transmission member is rotatably connected to the first rotating member, and the other end of the second transmission member is rotatably connected to the edge of the first rotating wheel, and the power input unit drives the first rotating member to rotate by rotating the first rotating wheel.

[0011] Optionally, the connection point between the first rotating member and the first transmission member is located at an end of the first rotating member away from the connection point between the first rotating member and the fixed member, and the second transmission member is rotatably connected to the connection point between the first rotating member and the first transmission member.

[0012] Optionally, the angle and is inversely proportional to the size of It is the first reverse force at the connection point between the second rotating member and the first transmission member.

[0013] Optionally, the ,in The input power is applied by the power input unit to the first rotating member.

[0014] Optionally, the connection point between the first rotating member and the fixed member is , the connection point between the first rotating member and the first transmission member is , the first rotating member is away from One end of The connection point between the second transmission member and the first rotating member is located at the Department, The size is the same as described and is proportional to the distance between It is the second reverse force at the connection point between the second rotating member and the first transmission member.

[0015] Optionally, the , wherein the With the The distance between , With the The distance between , With the The ratio is n, .

[0016] Optionally, the transmission structure further includes a power output unit, and the power output unit is used to convert the reaction force at the connection point of the first transmission member and the second rotating member into power for output.

[0017] Optionally, the power output unit includes a second rotating wheel and a third transmission member, one end of the third transmission member is rotatably connected to the edge of the second rotating wheel, and the other end of the third transmission member is rotatably connected to the connection point of the first transmission member and the second rotating member.

[0018] The technical solution provided by the embodiments of the present disclosure has the following beneficial effects:

[0019] In an embodiment of the present disclosure, a transmission structure is provided. When the transmission structure is used for transmission, an input power can be applied to the first rotating member to rotate the first rotating member. When the first rotating member rotates, it will drive the first transmission member and the second rotating member to move, and a reverse force will be formed at the connection point between the first transmission member and the second rotating member. The magnitude of the reverse force is larger than the magnitude of the input power applied to the first rotating member. The transmission structure outputs power through the reverse force. The power output by the transmission structure is larger than the input power, which can improve the transmission efficiency of the transmission structure, thereby achieving the technical effect of energy saving and increasing power output. The angle between the first rotating member and the first transmission member in the transmission structure Less than 90° ensures that the magnitude of the opposing force is greater than the magnitude of the applied force. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solutions in the present invention or the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0021] Figure 1 A schematic diagram of a transmission structure provided in an embodiment of the present disclosure;

[0022] Figure 2 A schematic diagram of the structure of a transmission assembly provided in an embodiment of the present disclosure;

[0023] Figure 3 A model diagram of a test provided for an embodiment of the present disclosure;

[0024] Figure 4 A schematic diagram of experimental data provided by an embodiment of the present disclosure;

[0025] Figure 5 A schematic diagram of the structure of another transmission assembly provided in an embodiment of the present disclosure;

[0026] Figure 6 A schematic diagram of the structure of another transmission assembly provided in an embodiment of the present disclosure;

[0027] Figure 7 A model diagram of another test provided for an embodiment of the present disclosure.

[0028] Reference numerals:

[0029] 1: fixed part; 2: transmission assembly; 21: first rotating part; 22: first transmission part; 23: second rotating part; 3: power input unit; 31: first rotating wheel; 32: second transmission part. DETAILED DESCRIPTION

[0030] In order to make the purpose, technical solution and advantages of the utility model clearer, the technical solution of the utility model will be clearly and completely described below in conjunction with the drawings in the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] Figure 1 A schematic diagram of a transmission structure provided by an embodiment of the present disclosure. Figure 1 , the transmission structure comprises:

[0032] Fixing part 1;

[0033] The transmission assembly 2 includes a first rotating member 21, a second rotating member 23 and a first transmission member 22; one end of the first rotating member 21 and the second rotating member 23 are rotatably fixed to the fixed member 1, one end of the first transmission member 22 is rotatably connected to the first rotating member 21, the other end of the first transmission member 22 is rotatably connected to the other end of the second transmission member 23, and the angle between the first transmission member 22 and the first rotating member 21 is Less than 90°; the transmission assembly 2 is used to generate a reverse force on the first transmission member 22 to perform work as power output when the first rotating member 21 is rotated by input power to achieve energy saving.

[0034] In an embodiment of the present disclosure, a transmission structure is provided. When the transmission structure is used for transmission, input power can be applied to the first rotating member to rotate the first rotating member. When the first rotating member rotates, it will drive the first transmission member and the second rotating member to move, and a reverse force will be formed at the connection point between the first transmission member and the second rotating member. The magnitude of the reverse force is larger than the magnitude of the input power applied to the first rotating member. The transmission structure outputs power through the reverse force. The power output by the transmission structure is larger than the input power, which can improve the transmission efficiency of the transmission structure, thereby achieving the technical effect of energy saving and increasing power output. The angle between the first rotating member and the first transmission member in the transmission structure Less than 90° ensures that the magnitude of the reaction force is greater than the magnitude of the applied input power.

[0035] In the embodiment of the present disclosure, after the input power is applied, a reverse force is generated at the connection point between the first transmission member and the second rotating member as the power output. However, when the reverse force is converted into the power output by the mechanical structure, the mechanical structure can be connected to the connection point between the first transmission member and the second rotating member, or the mechanical structure can be connected to the first transmission member.

[0036] It is worth noting that in the embodiment of the present disclosure, the rotatable connection can be a hinge.

[0037] In the embodiment of the present disclosure, the transmission structure further includes a power input unit 3, which is used to apply input power to the first rotating member 21. , so that the first rotating member 21 rotates.

[0038] In the embodiment of the present disclosure, by applying input power to the first rotating member The first rotating member is caused to rotate.

[0039] It is worth noting that, in other embodiments, the input power may also be generated manually, for example, by manually controlling the first rotating member to rotate. The present disclosure does not limit the way in which the input power is generated.

[0040] In the embodiment of the present disclosure, the power input unit 3 includes a first rotating wheel 31 and a second transmission member 32; one end of the second transmission member 32 is rotatably connected to the first rotating member 21, and the other end of the second transmission member 32 is rotatably connected to the edge of the first rotating wheel 31. The power input unit 3 drives the first rotating member 21 to rotate by rotating the first rotating wheel 31.

[0041] The rotation range of the first rotating member 21 is 90° in the clockwise direction. After the first rotating member 21 rotates 90° clockwise, it will rotate counterclockwise.

[0042] In the disclosed embodiment, by providing a power input unit to continuously apply input power to the first rotating member, after the first rotating wheel rotates half a circle clockwise, the first rotating member rotates 90° clockwise. Then, the first rotating wheel continues to rotate half a circle clockwise, and the first rotating member can rotate 90° counterclockwise. The first rotating wheel rotates continuously, which can continuously drive the first rotating member to rotate.

[0043] In the embodiment of the present disclosure, the connection point between the first rotating member 21 and the first transmission member 22 is located at an end of the first rotating member 21 away from the connection point between the first rotating member 21 and the fixed member 1, and the second transmission member 32 is rotatably connected to the connection point between the first rotating member 21 and the first transmission member 22.

[0044] In the embodiment of the present disclosure, by connecting the first rotating member, the first transmission member and the second transmission member in the above manner, the first rotating member and the second rotating member can rotate at the same speed.

[0045] In the embodiment of the present disclosure, the angle and is inversely proportional to the size of It is the first reverse force at the connection point between the second rotating member 23 and the first transmission member 22 .

[0046] In the embodiment of the present disclosure, the angle The smaller, The larger the stool, however, the angle The smaller it is, the more difficult it will be to implement.

[0047] In the embodiment of the present disclosure, the ,in It is the input power applied by the power input unit 3 to the first rotating member 21 .

[0048] The above formula is the reverse force obtained by simulation after testing in the embodiment of the present disclosure. With input power , Angle The size relationship.

[0049] Figure 2 A schematic diagram of the structure of a transmission assembly provided by an embodiment of the present disclosure. Figure 2 , Figure 2 The lengths of the first rotating member 21, the first transmission member 22 and the second rotating member 23 are specifically shown in FIG.

[0050] Among them, the length of the first rotating member 21 is 5 cm, the length of the first transmission member 22 is 5 cm, the length of the second rotating member 23 is 10 cm, the horizontal distance between the fixed point of the first rotating member 21 and the fixed member 1 and the fixed point of the second rotating member 23 and the fixed member 1 is L, and the vertical distance between the fixed point of the first rotating member 21 and the fixed member 1 and the fixed point of the second rotating member 23 and the fixed member 1 is H.

[0051] Exemplarily, the size of L is 7 cm and the size of H is 1 cm.

[0052] In the disclosed embodiment, Figure 2 The displacement distance S of point Q is also shown in FIG. 1 , where the value of S is 5 cm.

[0053] It is worth noting that the above length is an example provided by the embodiment of the present disclosure, and the first rotating member, the first rotating member and the second rotating member of other lengths may also be used, and the present disclosure is not limited to this. In addition, the positional relationship between the first rotating member, the second rotating member and the third rotating member may also be set as required, as long as the angle between the first rotating member and the first transmission member is less than 90°.

[0054] In the embodiment of the present disclosure, the connection point between the first rotating member 21 and the first transmission member 22 is P, and the connection point between the first transmission member 22 and the second rotating member 23 is Q. When the first rotating member 21 rotates 90° clockwise, point P moves to point P`, and point Q moves to point Q`.

[0055] Figure 3 A model diagram of an experiment provided by an embodiment of the present disclosure. Figure 3 Two dynamometers are used, one dynamometer applies input power to the first rotating member 21. When the first rotating member 21 remains stationary, the tension of another tensile gauge is read as .

[0056] Press Attach Figure 3 Two dynamometers are hung on and Experiments were conducted on two hooks. When the input power was pulled The dynamometer remains constant at 1kg, and the reverse force When the included angle between the first rotating member 21 and the first rotating member 21 is 48°36' to maintain static equilibrium, the reverse force =1.5kg. When the angle is 30° to maintain static equilibrium, the reverse force =2kg. Two points must be noted in the above two experiments. First, The direction is always 90° perpendicular to the torque (first rotating part), and the second is to maintain The lines of action of a point are always parallel. This is set in order to limit two variables and verify their relationship with the variables.

[0057] The key point of this experiment is: the first rotating member and the first transmission member input power in static state The test results of the above dynamometer prove that the transmission component in the utility model When the angles are different, The increment of and The increased value compared to the original) is caused by the structure of the transmission component itself.

[0058] It is worth noting that, in the embodiment of the present disclosure, a force is applied to the first rotating member. After that, the first rotating member itself will generate another force T, which is the reverse force applied to the first rotating member 21 by the connection point between the first rotating member 21 and the fixed member. The direction of the force acting in opposition to the resultant force of T is direction, combined with Figure 1 The structure in The direction is actually the direction of the first transmission member 22. The force acting in opposition to the resultant force of T As power output, that is The opposing force with the resultant force of T does work as power output.

[0059] Figure 4 A schematic diagram of experimental data provided by an embodiment of the present disclosure. Figure 4 , Figure 4 The angle is shown in and relationship, will Figure 4 The equation of the curve formed by fitting the data points in is .

[0060] Figure 5 This is a schematic diagram of the structure of another transmission assembly provided by an embodiment of the present disclosure. Figure 5 , the connection point between the first rotating member 21 and the fixed member is , the connection point between the first rotating member 21 and the first transmission member 22 is , the first rotating member 21 is away from One end of The connection point between the second transmission member and the first rotating member is located at the Department, The size is the same as described and is proportional to the distance between It is the second reverse force at the connection point between the second rotating member 23 and the first transmission member 21 .

[0061] In the disclosed embodiment, Figure 5 The transmission components in the system can further improve energy saving and enhance the technical effect of power output. Point to apply input force , and The distance between them can further increase the output of the second reverse force size.

[0062] In the embodiment of the present disclosure, the , wherein the With the The distance between , With the The distance between , With the The ratio is n, .

[0063] In the disclosed embodiment, The value depends on the angle between the first rotating member and the first transmission member , for different angles , the first reverse force The magnitude of the second reverse force depends not only on the angle , With the The ratio can also be further increased The size of the first transmission member is doubled. Length, However, if the length of the first transmission member is too long, the difficulty of the specific implementation process of the transmission assembly will be greater.

[0064] In the embodiment of the present disclosure, the transmission structure further includes a power output unit, and the power output unit is used to convert the reaction force at the connection point of the first transmission member and the second rotating member into power for output.

[0065] In the embodiment of the present disclosure, the reverse force can be or Converted into power for output.

[0066] It is worth noting that the reverse force , For input power The results obtained at different positions applied on the first rotating member are for Figure 2 and Figure 6 In the case of ,against Figure 5 In the case of .

[0067] In the embodiment of the present disclosure, the power output unit includes a second rotating wheel and a third transmission member, one end of the third transmission rod is rotatably connected to the edge of the second rotating wheel, and the other end of the third transmission rod is rotatably connected to the connection point of the first transmission rod and the second rotating member.

[0068] In the disclosed embodiment, the structure of the power output unit is similar to that of the power input unit. The power input unit drives the transmission assembly to move by rotating, and the transmission assembly drives the power output unit to rotate. Through the transmission assembly, the torque rod (first rotating member) can generate a reverse force to work together, so as to achieve the effect of energy saving and increasing power output.

[0069] In the embodiment of the present disclosure, the power output unit can refer to the structure of the power input unit, which will not be described in detail here. At the same time, the power input unit and the power output unit can also adopt other structures, which are not limited by the present disclosure.

[0070] Figure 6 This is a schematic diagram of the structure of another transmission assembly provided by an embodiment of the present disclosure. Figure 6 , input power Apply on At this point, Figure 6 The magnitude of the reverse force at the connection point between the first transmission member 22 and the second rotating member 23 is Figure 2 Increasing the length of the first rotating member 21 cannot directly increase the magnitude of the reverse force at the first transmission member 22 and the second rotating member 23. The point of action moves to or move to and Only in this way can the magnitude of the reverse force at the connection point between the first transmission member 22 and the second rotating member 23 be further increased.

[0071] Figure 7 A model diagram of another test provided by the embodiment of the present disclosure. Figure 7 , an input force is applied to the end point of the first rotating member 21 , read by the dynamometer The size of Compared to input power How many times has it increased?

[0072] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A transmission structure, characterized in that: include: Fixings; A transmission assembly, comprising a first rotating member, a second rotating member and a first transmission member; One end of the first rotating member and the second rotating member is rotatably fixed on the fixed member, one end of the first transmission member is rotatably connected to the first rotating member, the other end of the first transmission member is rotatably connected to the other end of the second rotating member, and the angle between the first transmission member and the first rotating member is Less than 90°; the transmission assembly is used to generate a reverse force on the first transmission member to perform work as power output when the first rotating member is rotated by input power to achieve energy saving.

2. The transmission structure according to claim 1, characterized in that: The transmission structure also includes a power input unit, which is used to apply input power to the first rotating member. , causing the first rotating member to rotate.

3. The transmission structure according to claim 2, characterized in that: The power input unit includes a first rotating wheel and a second transmission member; one end of the second transmission member is rotatably connected to the first rotating member, and the other end of the second transmission member is rotatably connected to the edge of the first rotating wheel. The power input unit drives the first rotating member to rotate by rotating the first rotating wheel.

4. The transmission structure according to claim 3, characterized in that: The connection point between the first rotating member and the first transmission member is located at an end of the first rotating member away from the connection point between the first rotating member and the fixed member, and the second transmission member is rotatably connected to the connection point between the first rotating member and the first transmission member.

5. The transmission structure according to claim 4, characterized in that: The angle and is inversely proportional to the size of It is the first reverse force at the connection point between the second rotating member and the first transmission member.

6. The transmission structure according to claim 5, characterized in that: Said ,in The input power is applied by the power input unit to the first rotating member.

7. The transmission structure according to claim 3, characterized in that: The connection point between the first rotating member and the fixed member is , the connection point between the first rotating member and the first transmission member is , the first rotating member is away from One end of The connection point between the second transmission member and the first rotating member is located at the Department, The size is the same as described and is proportional to the distance between It is the second reverse force at the connection point between the second rotating member and the first transmission member.

8. The transmission structure according to claim 7, characterized in that: Said , wherein the With the The distance between , With the The distance between , With the The ratio is n, .

9. The transmission structure according to any one of claims 1 to 8, characterized in that: The transmission structure further includes a power output unit, which is used to convert the reaction force at the connection point between the first transmission member and the second rotating member into power for output.

10. The transmission structure according to claim 9, characterized in that: The power output unit includes a second rotating wheel and a third transmission member, one end of the third transmission member is rotatably connected to the edge of the second rotating wheel, and the other end of the third transmission member is rotatably connected to the connection point of the first transmission member and the second rotating member.

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