An automatic rotating dining table turntable device

Abstract

The present invention discloses an automatic rotating dining table turntable device, including a bottom cover, a top cover, a gear ring body, a motor for driving the gear ring body to rotate, and a control circuit for controlling the motor. The center points of the bottom cover, the top cover, and the gear ring body coincide, the gear ring body is installed between the bottom cover and the top cover, the motor is connected to the gear ring body, the control circuit is electrically connected to the motor, and the gear ring body rotates with its center point as the rotation center when driven by the motor, and the top cover is driven to rotate when the gear ring body rotates, while the bottom cover remains stationary. The present invention utilizes a motor to drive the gear ring body to rotate, and the gear ring body rotates while driving the top cover to rotate, thereby realizing the rotation function of the top cover, so that the dishes placed on the top cover can rotate with the rotation of the top cover; the technical solution is a product independent of the dining table, and when in use, it only needs to directly place the turntable on the dining table, which is low in cost and easy to use.

Description

Technical Field

[0001] The present invention relates to dining utensils, and more particularly to an automatic rotating dining table turntable device. Background Art

[0002] For large dining occasions, a turntable is set on the dining table. The traditional dining table turntable needs to be manually controlled to rotate so that people at the table can choose different dishes to eat. In order to make it more convenient for people to dine, the designer finds a way to make the dishes on the turntable rotate automatically.

[0003] In order to achieve this goal in the prior art, the commonly used method is to design a dining table that can realize the automatic rotation of dishes. Patent documents with application numbers 201710710250.8 and 201810858939.X both disclose automatic rotating dining tables. The technical solutions in the two patent documents are to transform the existing dining table, and set a rotating turntable on the upper end of the dining table, that is, the turntable needs to match the dining table and be produced and sold at the same time. Based on the existing technical solutions, if the relevant units want to realize the automatic rotation function of dishes, they need to replace the existing dining table, which is very costly. Summary of the invention

[0004] The purpose of the present invention is to provide an automatic rotating dining table turntable device to solve one or more technical problems existing in the prior art and at least provide a beneficial choice or create conditions.

[0005] The technical solutions adopted to solve the above technical problems are:

[0006] An automatic rotating dining table turntable device comprises a bottom cover, a top cover, a gear ring body, a motor for driving the gear ring body to rotate, and a control circuit for controlling the motor. The center points of the bottom cover, the top cover and the gear ring body coincide with each other. The gear ring body is installed between the bottom cover and the top cover. The motor is connected to the gear ring body. The control circuit is electrically connected to the motor. When the gear ring body is driven by the motor, it rotates with its center point as the rotation center. When the gear ring body rotates, it drives the top cover to rotate, while the bottom cover remains stationary.

[0007] As a further improvement of the above technical solution, the gear ring body is detachably installed between the bottom cover and the top cover, and when the gear ring body rotates, the top cover is driven to rotate by the friction force between the gear ring body and the top cover.

[0008] As a further improvement of the above technical solution, a plurality of first limiting columns are arranged on the upper end surface of the bottom cover, and the plurality of first limiting columns are distributed in a circular array with the center point of the bottom cover as the center, and the plurality of first limiting columns form a first limiting area, and the gear ring body is installed in the first limiting area;

[0009] A plurality of first rolling connectors are installed at the bottom of the gear ring body. The plurality of first rolling connectors are arranged in a circular array at the bottom of the gear ring body with the center point of the gear ring body as the center of the circle. The gear ring body contacts the bottom cover through the plurality of first rolling connectors.

[0010] As a further improvement of the above technical solution, a plurality of second limiting columns are provided on the lower end surface of the top cover, and the plurality of second limiting columns are distributed in a circular array with the center point of the top cover as the center, and the plurality of second limiting columns form a second limiting area, and the gear ring body is installed in the second limiting area;

[0011] A plurality of second rolling connectors are installed on the top of the gear ring body. The plurality of second rolling connectors are arranged in a circular array on the top of the gear ring body with the center point of the gear ring body as the center of the circle. The gear ring body is in contact with the top cover through the plurality of second rolling connectors.

[0012] As a further improvement of the above technical solution, a first ridge is radially arranged outwardly at the bottom of the gear ring body, a second ridge is radially arranged outwardly at the top of the gear ring body, a first limit block is arranged on the first limit column of the bottom cover, and a second limit block is arranged on the second limit column of the top cover, the first ridge of the gear ring body is placed below the first limit block of the bottom cover, and the second ridge of the gear ring body is placed above the second limit block of the top cover.

[0013] As a further improvement of the above technical solution, the bottom cover is provided with a first through hole, and when the top cover rotates, a plurality of the second limiting columns form a second moving track, and the first through hole of the bottom cover is provided on the second moving track;

[0014] The top cover is provided with a second through hole. When the top cover rotates, the first limiting columns of the bottom cover form a first moving track relative to the top cover, and the second through hole of the top cover is arranged on the first moving track.

[0015] As a further improvement of the above technical solution, the control circuit includes:

[0016] Two motor interfaces are provided, and are used to be connected to the motors respectively;

[0017] A power interface connected to the motor interface, wherein the power interface and the motor interface form a power-on circuit;

[0018] A current direction control module, used to control the current direction input from the power interface to the motor interface;

[0019] A current amplitude control module, connected in series to the power-on circuit, for controlling the current amplitude input from the power interface to the motor interface;

[0020] Input module and main control module;

[0021] The input module is connected to the input end of the main control module, and the output end of the main control module is connected to the current direction control module and the current amplitude control module respectively.

[0022] As a further improvement of the above technical solution, the current amplitude control module includes a switch tube and a push-pull drive circuit, the push-pull drive circuit is connected to the output end of the main control module, the push-pull drive circuit is connected to the gate of the switch tube, the push-pull drive circuit controls the conduction degree of the switch tube according to the voltage signal output by the main control module, and the source and drain of the switch tube are respectively connected to the power-on circuit.

[0023] As a further improvement of the above technical solution, the input module includes a remote control receiver for receiving transmission signals from an external remote control transmitter, the remote control receiver includes a wireless receiving chip of model SYN520R and its peripheral circuits, the main control module includes a decoding control chip of model TCT6227 and its peripheral circuits, and the decoding control chip is respectively connected to the wireless receiving chip, the current amplitude control module and the current direction control module.

[0024] As a further improvement of the above technical solution, the present technical solution also includes a storage module, and the main control module is connected to the storage module.

[0025] The beneficial effects of the present invention are as follows: the present invention utilizes a motor to drive the gear ring to rotate, and the rotation of the gear ring drives the top cover to rotate at the same time, thereby realizing the rotation function of the top cover, so that the dishes placed on the top cover can rotate with the rotation of the top cover; the technical solution is a product independent of the dining table, and when in use, you only need to place the turntable directly on the dining table, which is low in cost and easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] The present invention will be further described below in conjunction with the accompanying drawings and embodiments;

[0027] Figure 1 It is a schematic diagram of the mechanical structure of the present invention (the bottom cover and the gear ring body are installed together);

[0028] Figure 2 It is a discrete schematic diagram of the mechanical structure of the present invention;

[0029] Figure 3 is a side view of the gear ring body of the present invention;

[0030] Figure 4 It is a schematic diagram of the control circuit principle of the present invention.

[0031] Description of reference numerals:

[0032] 100, bottom cover, 110, first limiting column, 120, first limiting block, 130, first through hole, 200, top cover, 210, second through hole, 300, gear ring body, 310, first rolling connector, 320, second rolling connector, 330, first ridge, 340, second ridge. DETAILED DESCRIPTION

[0033] This section will describe in detail the specific embodiments of the present invention. The preferred embodiments of the present invention are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the present invention, but it cannot be understood as a limitation on the scope of protection of the present invention.

[0034] In the description of the present invention, it should be understood that descriptions involving orientations, such as up, down, front, back, left, right, etc., and orientations or positional relationships indicated are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0035] In the description of the present invention, if there are words such as "several", it means one or more, "more" means more than two, greater than, less than, exceed, etc. are understood as not including the number, and above, below, within, etc. are understood as including the number.

[0036] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.

[0037] Reference Figure 1 , Figure 2 and Figure 3The present application discloses an automatic rotating dining table turntable device, a first embodiment of which includes a bottom cover 100, a top cover 200, a gear ring body 300, a motor (not shown in the drawings) for driving the gear ring body 300 to rotate, and a control circuit for controlling the motor. The center points of the bottom cover 100, the top cover 200 and the gear ring body 300 coincide with each other, the gear ring body 300 is installed between the bottom cover 100 and the top cover 200, the motor is connected to the gear ring body 300, the control circuit is electrically connected to the motor, and when the gear ring body 300 is driven by the motor, it rotates with its center point as the rotation center, and when the gear ring body 300 rotates, it drives the top cover 200 to rotate, while the bottom cover 100 remains stationary. In actual application, the turntable is placed on the dining table, and then the glass for holding dishes is placed on the turntable. When dining, the motor is used to drive the gear ring body 300 in the turntable to rotate. During the rotation process, the gear ring body 300 also drives the top cover 200 to rotate, thereby realizing the rotation of the glass.

[0038] Compared with the prior art, this embodiment is a product independent of the dining table and can be used with all traditional dining tables. That is, relevant units only need to purchase the product described in this embodiment without modifying or replacing the original dining table. It is low-cost and easy to use.

[0039] As a further preferred embodiment, the gear ring body 300 described in this embodiment can be either integrally formed with the top cover 200 or detachably installed between the top cover 200 and the bottom cover 100. If the gear ring body 300 described in this embodiment and the top cover 200 are designed with an integrated molding, the advantage is that the production is convenient and the assembly process can be greatly simplified. If the gear ring body 300 described in this embodiment is detachably installed between the top cover 200 and the bottom cover 100, the advantage is that it is convenient to maintain in the future and the cost is low, and only damaged parts need to be replaced. For the above two embodiments, the gear ring body 300 described in this embodiment is preferably detachably installed between the bottom cover 100 and the top cover 200. When the gear ring body 300 rotates, the friction between the gear ring body 300 and the top cover 200 drives the top cover 200 to rotate.

[0040] As a further preferred embodiment, in this embodiment, the upper end surface of the bottom cover 100 is provided with a plurality of first limiting columns 110, and the plurality of first limiting columns 110 are distributed in a circular array with the center point of the bottom cover 100 as the center, and the plurality of first limiting columns 110 form a first limiting area, and the gear ring body 300 is installed in the first limiting area and the outer side of the gear ring body 300 is connected to each of the first limiting columns 110;

[0041] A plurality of first rolling connectors 310 are installed at the bottom of the gear ring body 300. The plurality of first rolling connectors 310 are arranged in a circular array at the bottom of the gear ring body 300 with the center point of the gear ring body 300 as the center of the circle. The gear ring body 300 is in contact with the bottom cover 100 through the plurality of first rolling connectors 310. The first rolling connector 310 may be a roller or a ball.

[0042] Specifically, in this embodiment, a plurality of the first rolling connectors 310 are arranged at the bottom of the gear ring body 300. The first rolling connectors 310 are arranged to reduce the friction between the gear ring body 300 and the bottom cover 100 during the rotation of the gear ring body 300. The reduction in friction between the gear ring body 300 and the bottom cover 100 helps to reduce the specification requirements for the motor that drives the gear ring body 300 to rotate.

[0043] As a further preferred embodiment, in this embodiment, a plurality of second limiting columns (not shown in the drawings) are provided on the lower end surface of the top cover 200, and the plurality of second limiting columns are distributed in a circular array with the center point of the top cover 200 as the center, and the plurality of second limiting columns form a second limiting area, and the gear ring body 300 is installed in the second limiting area and the outer side of the gear ring body 300 is connected to each of the second limiting columns;

[0044] A plurality of second rolling connectors 320 are installed on the top of the gear ring body 300. The plurality of second rolling connectors 320 are arranged in a circular array on the top of the gear ring body 300 with the center point of the gear ring body 300 as the center. The gear ring body 300 is in contact with the top cover 200 through the plurality of second rolling connectors 320. The second rolling connector 320 may be a roller or a ball.

[0045] As a further preferred embodiment, in this embodiment, the bottom of the gear ring body 300 is provided with a first ridge 330 radially outwardly, the top of the gear ring body 300 is provided with a second ridge 340 radially outwardly, the first limiting column 110 of the bottom cover 100 is provided with a first limiting block 120, and the second limiting column of the top cover 200 is provided with a second limiting block (not shown in the drawings), the first ridge 330 of the gear ring body 300 is placed below the first limiting block 120 of the bottom cover 100, and the second ridge 340 of the gear ring body 300 is placed above the second limiting block of the top cover 200. In this embodiment, the first limiting block 120 can be installed on the first limiting column 110 by screws, and the second limiting block can be installed on the second limiting column. Of course, in this embodiment, other methods can also be selected to achieve the installation operation of the first limiting block 120 and the second limiting block. In this embodiment, by setting the first limit block 120 and the second limit block, combined with the first ridge 330 and the second ridge 340 set on the gear ring body 300, it is ensured that the top cover 200, the gear ring body 300 and the bottom cover 100 can be assembled together relatively fixedly, avoiding individual components from falling off during the movement of the turntable.

[0046] Further as a preferred embodiment, in this embodiment, in order to facilitate the installation of the first limiting block 120 and the second limiting block, in this embodiment, a first through hole 130 is provided on the bottom cover 100, and a second through hole 210 is provided on the top cover 200. When the top cover 200 rotates, a plurality of the second limiting posts form a second moving track, and the first through holes 130 of the bottom cover 100 are arranged on the second moving track. When the top cover 200 rotates, a plurality of the first limiting posts 110 of the bottom cover 100 form a first moving track relative to the top cover 200, and the second through holes 210 of the top cover 200 are arranged on the first moving track. In the actual assembly process, the relevant personnel install the first limiting block 120 on the first limiting post 110 of the bottom cover 100 through the second through hole 210 on the top cover 200, and install the second limiting block on the second limiting post of the top cover 200 through the first through hole 130 on the bottom cover 100.

[0047] As a further preferred implementation, in this embodiment, the top cover 200 and the bottom cover 100 have the same shape and structure.

[0048] Reference Figure 4 In this embodiment, the control circuit includes:

[0049] Two motor interfaces are provided, and are used to be connected to the motors respectively;

[0050] A power interface connected to the motor interface, wherein the power interface and the motor interface form a power-on circuit;

[0051] A current direction control module, used to control the current direction input from the power interface to the motor interface;

[0052] A current amplitude control module, connected in series to the power-on circuit, for controlling the current amplitude input from the power interface to the motor interface;

[0053] Input module and main control module;

[0054] The input module is connected to the input end of the main control module, and the output end of the main control module is connected to the current direction control module and the current amplitude control module respectively.

[0055] Specifically, in this embodiment, the current amplitude control module is set in the power-on circuit formed by the motor interface and the power supply interface. The current amplitude control module controls the current amplitude in the power-on circuit according to the voltage signal output by the main control module, thereby realizing the motor speed control function.

[0056] As a further preferred embodiment, in this embodiment, the current amplitude control module includes a switch tube and a push-pull drive circuit, the push-pull drive circuit is connected to the output end of the main control module, the push-pull drive circuit is connected to the gate of the switch tube, the push-pull drive circuit controls the conduction degree of the switch tube according to the voltage signal output by the main control module, and the source and drain of the switch tube are respectively connected to the power-on circuit. The push-pull drive circuit includes an NPN transistor Q1 and a PNP transistor Q2, the base of the transistor Q1 and the base of the transistor Q2 are connected to the two output ends of the main control module in a one-to-one correspondence, the emitter of the transistor Q1 is respectively connected to the emitter of the transistor Q2 and the gate of the switch tube, the collector of the transistor Q2 is grounded, and the collector of the transistor Q1 is connected to the power interface.

[0057] As a further preferred implementation, in this embodiment, the input module includes a remote control receiver for receiving a signal transmitted by an external remote control transmitter, and the remote control receiver is connected to the main control module. Specifically, in this embodiment, the remote control receiver includes a wireless receiving chip of model SYN520R and its peripheral circuits.

[0058] As a further preferred implementation, in this embodiment, the main control module includes a decoding control chip of model TCT6227 and its peripheral circuits, and the decoding control chip is respectively connected to the wireless receiving chip, the current amplitude control module and the current direction control module. Specifically, the decoding control chip of this model in this embodiment is a learning decoding chip with high confidentiality, stable performance, low power consumption and other characteristics.

[0059] As a further preferred implementation, this embodiment further includes a storage module, and the main control module is connected to the storage module.

[0060] As a further preferred implementation, this embodiment further includes a power module, and the power module is connected to the power interface.

[0061] The preferred embodiments of the present invention are specifically described above, but the invention is not limited to the embodiments. Those skilled in the art may make various equivalent modifications or substitutions without violating the spirit of the invention. These equivalent modifications or substitutions are all included in the scope defined by the claims of this application.

Claims

1. An automatic rotating dining table turntable device, characterized in that: The invention comprises a bottom cover (100), a top cover (200), a gear ring body (300), a motor for driving the gear ring body (300) to rotate, and a control circuit for controlling the motor. The center points of the bottom cover (100), the top cover (200) and the gear ring body (300) coincide with each other. The gear ring body (300) is installed between the bottom cover (100) and the top cover (200). The motor is connected to the gear ring body (300). The control circuit is electrically connected to the motor. When the gear ring body (300) is driven by the motor, it rotates with its center point as the rotation center. When the gear ring body (300) rotates, it drives the top cover (200) to rotate, while the bottom cover (100) remains stationary. The gear ring body (300) is detachably mounted between the bottom cover (100) and the top cover (200); when the gear ring body (300) rotates, the friction force between the gear ring body (300) and the top cover (200) drives the top cover (200) to rotate; The upper end surface of the bottom cover (100) is provided with a plurality of first limiting columns (110), the plurality of first limiting columns (110) are distributed in a circular array with the center point of the bottom cover (100) as the center, the plurality of first limiting columns (110) form a first limiting area, and the gear ring body (300) is installed in the first limiting area; A plurality of first rolling connectors (310) are installed at the bottom of the gear ring body (300), and the gear ring body (300) is in contact with the bottom cover (100) via the plurality of first rolling connectors (310); The lower end surface of the top cover (200) is provided with a plurality of second limiting columns, the plurality of second limiting columns are distributed in a circular array with the center point of the top cover (200) as the center, the plurality of second limiting columns form a second limiting area, and the gear ring body (300) is installed in the second limiting area; A plurality of second rolling connectors (320) are installed on the top of the gear ring body (300), and the gear ring body (300) is in contact with the top cover (200) through the plurality of second rolling connectors (320); The control circuit comprises: Two motor interfaces are provided, and are used to be connected to the motors respectively; A power interface connected to the motor interface, wherein the power interface and the motor interface form a power-on circuit; A current direction control module, used to control the current direction input from the power interface to the motor interface; A current amplitude control module, connected in series to the power-on circuit, for controlling the current amplitude input from the power interface to the motor interface; Input module and main control module; The input module is connected to the input end of the main control module, and the output end of the main control module is connected to the current direction control module and the current amplitude control module respectively.

2. The automatic rotating dining table turntable device according to claim 1, characterized in that: A first ridge (330) is provided radially outward at the bottom of the gear ring body (300), a second ridge (340) is provided radially outward at the top of the gear ring body (300), a first limit block (120) is provided on the first limit column (110) of the bottom cover (100), and a second limit block is provided on the second limit column of the top cover (200), the first ridge (330) of the gear ring body (300) is placed below the first limit block (120) of the bottom cover (100), and the second ridge (340) of the gear ring body (300) is placed above the second limit block of the top cover (200).

3. The automatic rotating dining table turntable device according to claim 2, characterized in that: The bottom cover (100) is provided with a first through hole (130); when the top cover (200) rotates, a plurality of the second limiting columns form a second moving track, and the first through hole (130) of the bottom cover (100) is arranged on the second moving track; The top cover (200) is provided with a second through hole (210); when the top cover (200) rotates, the plurality of first limiting columns (110) of the bottom cover (100) form a first moving track relative to the top cover (200); and the second through hole (210) of the top cover (200) is arranged on the first moving track.

4. The automatic rotating dining table turntable device according to claim 1, characterized in that: The current amplitude control module includes a switch tube and a push-pull drive circuit, the push-pull drive circuit is connected to the output end of the main control module, the push-pull drive circuit is connected to the gate of the switch tube, the push-pull drive circuit controls the conduction degree of the switch tube according to the voltage signal output by the main control module, and the source and drain of the switch tube are respectively connected to the power-on circuit.

5. The automatic rotating dining table turntable device according to claim 1, characterized in that: The input module includes a remote control receiver for receiving transmission signals from an external remote control transmitter, the remote control receiver includes a wireless receiving chip of model SYN520R and its peripheral circuits, the main control module includes a decoding control chip of model TCT6227 and its peripheral circuits, and the decoding control chip is respectively connected to the wireless receiving chip, the current amplitude control module and the current direction control module.

6. The automatic rotating dining table turntable device according to claim 1, characterized in that: It also includes a storage module, and the main control module is connected to the storage module.

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