Transmission mechanism and bionic fish

Abstract

The utility model discloses a transmission mechanism and a bionic fish. The transmission mechanism comprises a transmission assembly, a duplicate gear and an output gear assembly. The transmission assembly comprises a transmission gear assembly and a supporting shaft, the transmission gear assembly is rotationally arranged on the supporting shaft, the transmission gear assembly is provided with first teeth and second teeth, the output gear assembly and the transmission gear assembly are coaxially arranged, the second teeth are in meshing transmission with one of the duplicate gears, and the output gear assembly is meshed with the other one of the duplicate gears; the output gear assembly comprises an output gear and an output shaft, the output shaft is connected with the output gear, and the output gear drives the output shaft to rotate. The device has the advantages that the transmission gear assembly and the output gear assembly are coaxially arranged, so that the overall size of the device is reduced, and the size of a toy is reduced; and 2, by adopting a meshing transmission mode of the end face teeth and the motor driving gear, the mounting direction of the motor in the shell can be adjusted, so that the overall size of the toy is further reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of bionic toys, in particular to a transmission mechanism and a bionic fish. Background Art

[0002] With the progress of society and the development of technology, people have a higher and higher demand for interactive toys. Many toys have begun to simulate the appearance and movements of animals in nature, thereby increasing the interactivity and fun of toys. More and more people will choose toys with strong interactivity for their children or pets. The transmission of bionic toys from the motor output shaft to the final actuator needs to go through multiple stages of deceleration. Publication Nos. CN209925551 U and CN213965144U both disclose bionic fish toys, and the reduction transmission mechanism they use is to achieve the multi-stage deceleration from the drive gear output from the motor in the same direction to the output gear. The disadvantage of this arrangement is that it takes up a large space, resulting in the bionic fish toy being large in size, bulky and difficult to fit into the bionic jacket. Utility Model Content

[0003] The purpose of the present utility model is to provide a method for solving the above-mentioned problems, as described below.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] The utility model provides a transmission mechanism, including a transmission component, a double gear and an output gear component; the transmission component includes a transmission gear component and a support shaft, the transmission gear component is rotatably arranged on the support shaft, the transmission gear component is provided with a first tooth and a second tooth, the output gear component is coaxially arranged with the transmission gear component, the second tooth is meshed with one of the double gears for transmission, the output gear component is meshed with the other of the double gears, the output gear component includes an output gear and an output shaft, the output shaft is connected with the output gear, and the output gear drives the output shaft to rotate.

[0006] Preferably, the first teeth are face teeth.

[0007] The utility model provides a bionic fish, comprising the transmission mechanism, shell, driving mechanism and swing arm as described above, wherein the driving mechanism is connected to the transmission mechanism and is arranged in the shell, the output shaft and one end of the support shaft close to the shell respectively penetrate the shell and are connected to the swing arm, and the output shaft drives the swing arm to reciprocate.

[0008] Preferably, the driving mechanism comprises a motor and a driving gear, wherein the driving gear is connected to the motor shaft, and the driving gear meshes with the first tooth for transmission.

[0009] Preferably, the shell includes a first shell, a second shell and an end cover, and a battery, a control board and a driving device for driving the transmission mechanism are also arranged in the shell, and the battery is electrically connected to the control board and the driving device respectively to provide electrical energy to the control board and the driving device.

[0010] Preferably, a mounting groove is provided in the housing for stably mounting the battery, the control panel and the drive device.

[0011] Preferably, a protrusion is provided at one end of the shell, the swing arm is connected to the swing arm connecting piece to form a clamping groove matching the protrusion, one end of the output shaft protrudes from the protrusion and is connected to one end of the clamping groove, and one end of the support shaft protrudes from the protrusion and is connected to the other end of the clamping groove.

[0012] Preferably, a charging port and a switch are provided on the control panel, and through holes are provided on the shell at positions corresponding to the charging port and the switch, so that the charging port and the switch can communicate with the outside world.

[0013] Preferably, the device further comprises a sound-generating mechanism, which is installed on the control board and is in communication connection with the control board. The sound-generating mechanism is used to generate sound.

[0014] Preferably, it also includes a bionic jacket, which covers the outside of the shell and the swing arm.

[0015] The beneficial effects are: 1. The coaxial arrangement of the transmission gear assembly and the output gear assembly reduces the overall size of the mechanism, thereby reducing the size of the toy; 2. The meshing transmission method of the end face teeth and the motor drive gear can adjust the installation direction of the motor in the shell to further reduce the overall size of the toy. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in 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 only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is a three-dimensional structural schematic diagram of an embodiment of the transmission mechanism of the utility model;

[0018] Figure 2 This is a three-dimensional structural schematic diagram of an embodiment of the bionic fish of the utility model;

[0019] Figure 3This is an exploded view of an embodiment of the bionic fish of the utility model;

[0020] Figure 4 It is a cross-sectional view of an embodiment of the bionic fish of the utility model.

[0021] The following are the descriptions of the reference numerals:

[0022] 10. Transmission gear assembly; 101. First tooth; 102. Second tooth; 103. Support shaft; 20. Double gear; 30. Output gear assembly; 301. Output gear; 302. Output shaft; 40. Housing; 401. First shell; 402. Second shell; 403. End cover; 404. Protrusion; 50. Swing arm; 501. Swing arm connector; 60. Drive assembly; 601. Motor; 602. Drive gear; 70. Battery; 80. Control panel; 801. Charging port; 802. Switch. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solution and advantages of the utility model clearer, the technical solution of the utility model will be described in detail below. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other implementation methods obtained by ordinary technicians in this field without creative work belong to the scope of protection of the utility model.

[0024] See also Figure 1 As shown, a transmission mechanism provided by the utility model includes a transmission assembly, a double gear 20 and an output gear assembly 30; the transmission assembly includes a transmission gear assembly 10 and a support shaft 103, the transmission gear assembly 10 is rotatably arranged on the support shaft 103, the transmission gear assembly 10 is provided with a first tooth 101 and a second tooth 102, the output gear assembly 30 is coaxially arranged with the transmission gear assembly 10, the second tooth 102 is meshed with one of the double gears 20 for transmission, the output gear assembly 30 is meshed with the other of the double gears 20, the output gear assembly 30 includes an output gear 301 and an output shaft 302, the output shaft 302 is connected to the output gear 301, the output gear 301 drives the output shaft 302 to rotate, and the arrangement mode in which the transmission gear assembly 10 and the output gear assembly 30 are coaxially arranged reduces the overall size of the mechanism, thereby reducing the size of the toy.

[0025] In this embodiment, the first teeth 101 are face teeth, and the meshing transmission between the face teeth and the motor 601 driving gear 602 can adjust the installation direction of the motor 601 in the housing 40 to further reduce the overall size of the toy.

[0026] See also Figure 2-4As shown, the utility model provides a bionic fish, including the transmission mechanism, shell 40, driving mechanism and swing arm 50 mentioned above, the driving mechanism is connected to the transmission mechanism and is arranged in the shell 40, the output shaft 302 and the end of the support shaft 103 close to the shell 40 respectively penetrate the shell 40 and are connected to the swing arm 50, and the output shaft 302 drives the swing arm 50 to rotate reciprocatingly.

[0027] In this embodiment, the driving mechanism includes a motor 601 and a driving gear 602, wherein the driving gear 602 is connected to the shaft of the motor 601, and the driving gear 602 is meshed with the first tooth 101 for transmission. Specifically, the driving mechanism is connected to the transmission mechanism through the driving gear 602, thereby transmitting power to the swing arm 50, and driving the swing arm 50 to swing back and forth by controlling the forward and reverse rotation of the motor 601.

[0028] In this embodiment, the shell 40 includes a first shell 401, a second shell 402 and an end cover 403. A battery 70, a control board 80 and a driving device for driving the transmission mechanism are also provided in the shell 40. The battery 70 is electrically connected to the control board 80 and the driving device, respectively, so as to be able to provide electrical energy to the control board 80 and the driving device. The shell 40 is divided into three parts, which facilitates the installation and disassembly of the driving component 60, the transmission component, the battery 70 and the control board 80 inside the shell 40.

[0029] In this embodiment, a mounting groove for stably mounting the battery 70 , the control board 80 and the drive device is provided in the housing 40 , so that the battery 70 , the control board 80 and the drive device are stably mounted in the housing 40 .

[0030] In this embodiment, a protrusion 404 is provided at one end of the shell 40, and the swing arm 50 is connected to the swing arm connecting piece 501 to form a clamping groove matching the protrusion 404, one end of the output shaft 302 protrudes from the protrusion 404 and is connected to one end of the clamping groove, and one end of the support shaft 103 protrudes from the protrusion 404 and is connected to the other end of the clamping groove.

[0031] In this embodiment, the control board 80 is provided with a charging port 801 and a switch 802, and the housing 40 is provided with a through hole at a position corresponding to the charging port 801 and the switch 802, so that the charging port 801 and the switch 802 can communicate with the outside.

[0032] In this embodiment, a sound-generating mechanism is also included. The sound-generating mechanism is installed on the control board 80 and is in communication connection with the control board 80. The sound-generating mechanism is used to generate sound.

[0033] In this embodiment, a bionic jacket is also included, and the bionic jacket is coated on the outside of the shell 40 and the swing arm 50 .

[0034] The beneficial effects are: 1. The coaxial arrangement of the transmission gear assembly 10 and the output gear assembly 30 reduces the overall size of the mechanism, thereby reducing the size of the toy; 2. The meshing transmission method of the end face teeth and the motor 601 driving gear 602 can adjust the installation direction of the motor 601 in the shell 40 to further reduce the overall size of the toy.

[0035] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. A transmission mechanism, characterized in that: It includes a transmission assembly, a double gear and an output gear assembly; the transmission assembly includes a transmission gear assembly and a support shaft, the transmission gear assembly is rotatably arranged on the support shaft, the transmission gear assembly is provided with a first tooth and a second tooth, the output gear assembly is coaxially arranged with the transmission gear assembly, the second tooth is meshed with one of the double gears for transmission, the output gear assembly is meshed with the other of the double gears, the output gear assembly includes an output gear and an output shaft, the output shaft is connected to the output gear, and the output gear drives the output shaft to rotate.

2. The transmission mechanism according to claim 1, characterized in that: The first teeth are face teeth.

3. A bionic fish, characterized in that: It comprises the transmission mechanism, shell, driving mechanism and swing arm as described in any one of claims 1-2, wherein the driving mechanism is connected to the transmission mechanism and is arranged in the shell, the output shaft and one end of the support shaft close to the shell respectively penetrate the shell and are connected to the swing arm, and the output shaft drives the swing arm to rotate reciprocatingly.

4. The bionic fish according to claim 3, characterized in that: The driving mechanism comprises a motor and a driving gear, wherein the driving gear is connected to the motor shaft and meshes with the first tooth for transmission.

5. The bionic fish according to claim 3, characterized in that: The shell includes a first shell, a second shell and an end cover. A battery, a control board and a driving device for driving the transmission mechanism are also arranged in the shell. The battery is electrically connected to the control board and the driving device respectively to provide electrical energy to the control board and the driving device.

6. The bionic fish according to claim 3, characterized in that: The housing is provided with a mounting groove for stably mounting the battery, the control panel and the driving device.

7. The bionic fish according to claim 3, characterized in that: A protrusion is provided at one end of the shell, the swing arm is connected to the swing arm connecting piece to form a clamping groove matching the protrusion, one end of the output shaft protrudes from the protrusion and is connected to one end of the clamping groove, and one end of the support shaft protrudes from the protrusion and is connected to the other end of the clamping groove.

8. The bionic fish according to claim 5, characterized in that: The control panel is provided with a charging port and a switch, and the shell is provided with through holes at positions corresponding to the charging port and the switch, so that the charging port and the switch can communicate with the outside.

9. The bionic fish according to claim 5, characterized in that: It also includes a sound-generating mechanism, which is installed on the control board and is communicatively connected with the control board, and is used for generating sound.

10. The bionic fish according to any one of claims 4 to 9, characterized in that: It also includes a bionic jacket, which covers the outside of the shell and the swing arm.

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