CN219020494U

CN219020494U - Dining table turntable

Info

Publication number: CN219020494U
Application number: CN202222656988.XU
Authority: CN
Inventors: 朱燕梅
Original assignee: Guangzhou Demans Technology Co ltd
Current assignee: Guangzhou Demans Technology Co ltd
Priority date: 2022-10-09
Filing date: 2022-10-09
Publication date: 2023-05-16
Anticipated expiration: 2032-10-09

Abstract

The utility model discloses a dining table turntable, which comprises a chassis, a movable disk, a gear ring body, a driving assembly and a driving circuit, wherein the driving assembly is used for providing a driving gear for the outside, the driving gear of the driving assembly is in transmission connection with the gear ring body to drive the gear ring body to rotate, the gear ring body rotates and simultaneously drives the movable disk to rotate, the output end of the driving circuit is electrically connected with the driving assembly, and the input end of the driving circuit is electrically connected with a power line. According to the technical scheme, the power line is connected to an external power supply source such as a charger, and the like to supply power to the driving circuit to control the driving assembly, so that the driving gear in the driving assembly drives the gear ring body to rotate, and finally the movable disc rotates along with the rotation of the gear ring body, so that an original dining table is not required to be changed, and the charger is directly powered by the small power supply such as the charger, and complicated wiring is not required during use, so that the novel dining table is convenient to popularize and apply.

Description

Dining table turntable

Technical Field

The utility model belongs to the technical field of catering utensils, and particularly relates to a dining table turntable.

Background

For large dining occasions, a turntable is arranged on the dining table, and the rotation of the turntable is manually controlled by the traditional dining table turntable so that people on the dining table can select different dishes to eat. In order to be able to have a person more conveniently take a meal, the technician seeks to automatically rotate the dishes on the turntable.

The technical scheme for realizing automatic rotation of the turntable on the dining table in the prior art has the following defects that firstly, in the prior art, a technician directly reforms on the dining table, both a patent document with the application number of 201710710250.8 and a patent document with the application number of 201810858939.X disclose similar technical schemes, and a turntable capable of rotating is arranged on the upper end face of the dining table, namely, the turntable needs to be matched with the dining table, so that the cost is huge and the popularization and the application are not facilitated; secondly, mainly utilize exchanging the commercial power to supply power to the device in the prior art, consequently need to utilize the electric wire to be connected carousel and commercial power end, be unfavorable for people to walk and appear tripping accident easily and take place, still increased the circuit arrangement degree of difficulty in relevant place in addition, also can reflect from the side that prior art can only be applied to the enterprise that has fixed place of business, inconvenient be applied to rural common mobile banquet.

Disclosure of Invention

In order to solve the technical problems, the utility model aims to: a dining table carousel is provided.

The utility model adopts the technical scheme that:

the utility model provides a dining table carousel, includes chassis, movable disk, gear circle body, drive circuit and externally provides drive gear's drive assembly, drive circuit externally provides the power cord, the chassis the movable disk with the central point coincidence of gear circle body, the movable disk is installed the top of chassis just the gear circle body is installed the movable disk with between the chassis, drive assembly's drive gear with the gear circle body transmission is connected and is driven the gear circle body rotates, the gear circle body rotates the drive simultaneously the movable disk rotates, drive circuit's output with the drive assembly electricity is connected, drive circuit's input with the power cord electricity is connected, be provided with the switch button that is used for controlling its break-make on the power cord.

As a further improvement of the above technical solution, the driving assembly includes a dc motor, a reduction gearbox, and a driving gear, where the dc motor is in transmission connection with the driving gear through the reduction gearbox, and the driving circuit is electrically connected with the dc motor.

As a further improvement of the above technical solution, the driving component is disposed outside the gear ring body and the axis direction of the dc motor is tangential to the chassis.

As a further improvement of the technical scheme, the chassis and the movable plate are of annular structures, a plurality of first anti-slip pads are arranged on the lower end face of the chassis, the first anti-slip pads are distributed at equal intervals along the circumferential direction of the chassis, a plurality of second anti-slip pads are arranged on the upper end face of the movable plate, and the second anti-slip pads are distributed at equal intervals along the circumferential direction of the movable plate.

As a further improvement of the above technical solution, the driving circuit includes a control module configured with a power end and a driving end for outputting a PWM signal with an adjustable duty ratio, a switching tube Q1, and a diode D1, where the power end of the control module is electrically connected to one end of the power line, the driving end of the control module is connected to a gate of the switching tube Q1, a source of the switching tube Q1 is connected to a ground end, a drain of the switching tube Q1 is connected to an anode of the diode D1, a cathode of the diode D1 is connected to one end of the power line, and two ends of the diode D1 are respectively connected to the dc motor.

As a further improvement of the technical scheme, the control module comprises a 555 timer, a resistor R1, a resistor R2, a diode D3, a capacitor C1 and a capacitor C2, wherein the resistor R2 is a variable resistor, two ends of the resistor R1 are respectively connected with a discharging end and a power supply end of the 555 timer, one end of the resistor R2 is connected with the discharging end of the 555 timer, the other end of the resistor R2 is connected with a cathode of the diode D2, an anode of the diode D3 is connected with a trigger input end of the 555 timer, two ends of the capacitor C1 are respectively connected with a trigger input end and a grounding end of the 555 timer, two ends of the capacitor C2 are respectively connected with a grounding end and a control voltage end of the 555 timer, an anode of the diode D2 is respectively connected with the discharging end of the 555 timer, a cathode of the diode D2 is connected with a threshold input end of the 555 timer, and an output end of the 555 timer is connected with a grid electrode Q1 of the switch.

As a further improvement of the technical scheme, the control module further comprises a single chip microcomputer chip and a Bluetooth communication chip, the single chip microcomputer chip is in communication connection with the Bluetooth communication chip, the resistor R2 is a digital potentiometer, and the single chip microcomputer chip is connected with the resistor R2 to control the resistance value of the resistor R2.

The beneficial effects of the utility model are as follows: the technical scheme provides a dining table turntable, in practical application, the dining table turntable is placed on the surface of a dining table, a glass tray for containing dishes is placed on the upper end surface of a movable tray, a power line is connected to an external power supply such as a charger, and the like to supply power to a driving circuit to control a driving assembly, so that a driving gear in the driving assembly drives a gear ring body to rotate, and finally the movable tray rotates along with the rotation of the gear ring body; the technical scheme does not need to change the original dining table, and directly utilizes small-sized power supplies such as a charger baby to supply power, so that complicated wiring and wiring are not needed during use, and the dining table is convenient to popularize and apply.

Drawings

The utility model is further illustrated by the following description and examples of the embodiments in conjunction with the accompanying drawings.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged schematic view of a portion of FIG. 1 at A;

fig. 3 is a circuit schematic of the drive circuit of the present utility model.

The reference numerals are as follows:

100-chassis, 200-movable disc, 210-second anti-slip pad, 300-gear ring body, 400-driving component, 410-driving gear, 420-direct current motor, 430-reducing gear box.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1 to 3, the present application discloses a dining table turntable, a first embodiment thereof, including a chassis 100, a movable disc 200, a gear ring body 300, a driving circuit and a driving component 400 for providing a driving gear 410 to the outside, the driving circuit provides a power line to the outside, the power line is used for being connected to a small-sized direct current power supply such as an external charger, the chassis 100, the movable disc 200 and the center point of the gear ring body 300 coincide, the movable disc 200 is installed at the top of the chassis 100 and the gear ring body 300 is installed between the movable disc 200 and the chassis 100, the driving gear 410 of the driving component 400 is in transmission connection with the gear ring body 300 to drive the gear ring body 300 to rotate, the gear ring body 300 rotates and drives the movable disc 200 to rotate, the output end of the driving circuit is electrically connected with the driving component 400, the input end of the driving circuit is electrically connected with the power line, and a switch key for controlling on-off of the driving circuit is provided on the power line.

Specifically, in the embodiment, the glass tray is placed on the surface of a dining table in practical application, the glass tray for containing dishes is placed on the upper end surface of the movable tray 200, and the power line is connected to an external power supply such as a charger to supply power to the driving circuit to control the driving assembly 400, so that the driving gear 410 in the driving assembly 400 drives the gear ring body 300 to rotate, and finally the movable tray 200 rotates along with the rotation of the gear ring body 300; according to the analysis, the original dining table is not required to be changed, and the small direct-current power supplies such as the charger baby are directly utilized for power supply, so that complicated wiring is not required during use, and the dining table is convenient to popularize and apply.

Further, in this embodiment, the driving assembly 400 includes a dc motor 420, a reduction gearbox 430, and a driving gear 410, where the dc motor 420 is in transmission connection with the driving gear 410 through the reduction gearbox 430, and the driving circuit is electrically connected with the dc motor 420. In this embodiment, the reduction gearbox 430 is disposed between the dc motor 420 and the driving gear 410, so that the burden on the dc motor 420 can be effectively reduced, and the probability of damage to the dc motor 420 is reduced, thereby providing the service life of the device.

Further, in this embodiment, the driving assembly 400 is uniformly installed in a housing, the driving assembly 400 is disposed on the outer side of the gear ring 300, and the axis direction of the dc motor 420 is tangential to the chassis 100, which can reduce the size of the housing to a certain extent.

Further, in this embodiment, the chassis 100 and the movable disc 200 are both in an annular structure, a plurality of first anti-slip pads are disposed on a lower end surface of the chassis 100, the plurality of first anti-slip pads are disposed at equal intervals along a circumferential direction of the chassis 100, a plurality of second anti-slip pads 210 are disposed on an upper end surface of the movable disc 200, and the plurality of second anti-slip pads 210 are disposed at equal intervals along the circumferential direction of the movable disc 200. In this embodiment, the friction between the chassis 100 and the tabletop is improved by the arrangement of the first anti-slip pad, and the friction between the movable tray 200 and the glass tray placed thereon is improved by the arrangement of the second anti-slip pad 210, so that the present embodiment can operate stably.

Further as a preferred embodiment, in this embodiment, the driving circuit includes a control module configured with a power end and a driving end, a switching tube Q1 and a diode D1, where the control module is configured with a power end and a driving end, the power end of the control module is electrically connected to one end of the power line, the driving end of the control module is connected to a gate of the switching tube Q1, a source of the switching tube Q1 is connected to a ground end, a drain of the switching tube Q1 is connected to an anode of the diode D1, a cathode of the diode D1 is connected to the one end of the power line, and two ends of the diode D1 are respectively connected to the dc motor 420. In this embodiment, the control module outputs a PWM signal with an adjustable duty ratio to the gate of the switching tube Q1, so as to realize the function of controlling the rotation speed of the dc motor 420.

More specifically, in this embodiment, the control module includes a 555 timer, a resistor R1, a resistor R2, a diode D3, a capacitor C1 and a capacitor C2, where two ends of the resistor R1 are respectively connected to a discharge end and a power supply end of the 555 timer, one end of the resistor R2 is connected to the discharge end of the 555 timer, the other end is connected to a negative electrode of the diode D2, an anode of the diode D3 is connected to a trigger input end of the 555 timer, two ends of the capacitor C1 are respectively connected to a trigger input end and a ground end of the 555 timer, two ends of the capacitor C2 are respectively connected to a ground end and a control voltage end of the 555 timer, an anode of the diode D2 is respectively connected to the discharge end of the 555 timer, a cathode of the diode D2 is connected to a threshold input end of the 555 timer, and an output end of the 555 timer is connected to a gate of the switching tube Q1.

Further as a preferred implementation manner, in this embodiment, the control module further includes a single chip microcomputer chip and a bluetooth communication chip, the single chip microcomputer chip is in communication connection with the bluetooth communication chip, the resistor R2 is a digital potentiometer, and the single chip microcomputer chip is connected with the resistor R2 to control the resistance value of the resistor R2. The wireless control function is configured in this embodiment, and after the single chip microcomputer chip receives an external rotational speed control instruction through the bluetooth communication chip, the resistance value of the resistor R2 is controlled according to the external rotational speed control instruction, so that the function of controlling the rotational speed of the direct current motor 420 is achieved.

Further as a preferred embodiment, a power amplification module is further disposed between the control module and the gate of the switching tube Q1 in this embodiment, and the driving capability of the control module to the switching tube Q1 can be effectively improved through the arrangement of the power amplification module, so as to allow the switching tube Q1 with a high specification to be used in practical application, and improve the driving control effect to the dc motor 420.

The foregoing description of the preferred embodiments of the present utility model should not be construed as limiting the scope of the utility model, but rather should be understood to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model as defined by the following description and drawings or any application directly or indirectly to other relevant art(s).

Claims

1. A dining table turntable, characterized in that: including chassis (100), movable disk (200), gear circle body (300), drive circuit and externally provide drive assembly (400) of drive gear (410), drive circuit externally provides the power cord, chassis (100) movable disk (200) and the central point coincidence of gear circle body (300), movable disk (200) are installed the top of chassis (100) just gear circle body (300) are installed movable disk (200) with between chassis (100), drive gear (410) of drive assembly (400) with gear circle body (300) transmission is connected and is driven gear circle body (300) are rotated, gear circle body (300) are rotated and are driven movable disk (200) are rotated, drive circuit's output with drive assembly (400) electricity is connected, drive circuit's input with the power cord electricity is connected, be provided with the switch button that is used for controlling its break-make on the power cord.

2. A dining-table carousel as claimed in claim 1, wherein: the driving assembly (400) comprises a direct current motor (420), a reduction gearbox (430) and a driving gear (410), wherein the direct current motor (420) is in transmission connection with the driving gear (410) through the reduction gearbox (430), and the driving circuit is electrically connected with the direct current motor (420).

3. A dining-table carousel as claimed in claim 2, wherein: the driving assembly (400) is arranged on the outer side of the gear ring body (300) and the axial direction of the direct current motor (420) is tangential to the chassis (100).

4. A dining-table carousel as claimed in claim 1, wherein: the chassis (100) and the movable disc (200) are of annular structures, a plurality of first anti-slip pads are arranged on the lower end face of the chassis (100), the first anti-slip pads are distributed at equal intervals along the circumferential direction of the chassis (100), a plurality of second anti-slip pads (210) are arranged on the upper end face of the movable disc (200), and the second anti-slip pads (210) are distributed at equal intervals along the circumferential direction of the movable disc (200).

5. A dining-table carousel as claimed in claim 2, wherein: the driving circuit comprises a control module for outputting PWM signals with adjustable duty ratio, a switching tube Q1 and a diode D1, wherein the control module is provided with a power end and a driving end, the power end of the control module is electrically connected with one end of a power line, the driving end of the control module is connected with a grid electrode of the switching tube Q1, a source electrode of the switching tube Q1 is connected with a ground end, a drain electrode of the switching tube Q1 is connected with an anode of the diode D1, a cathode of the diode D1 is connected with one end of the power line, and two ends of the diode D1 are respectively connected with a direct current motor (420).

6. A dining-table carousel as recited in claim 5, wherein: the control module comprises a 555 timer, a resistor R1, a resistor R2, a diode D3, a capacitor C1 and a capacitor C2, wherein the resistor R2 is a variable resistor, two ends of the resistor R1 are respectively connected with a discharging end and a power supply end of the 555 timer, one end of the resistor R2 is connected with the discharging end of the 555 timer, the other end of the resistor R2 is connected with a cathode of the diode D2, an anode of the diode D3 is connected with a trigger input end of the 555 timer, two ends of the capacitor C1 are respectively connected with a trigger input end and a grounding end of the 555 timer, two ends of the capacitor C2 are respectively connected with a grounding end and a control voltage end of the 555 timer, an anode of the diode D2 is respectively connected with the discharging end of the 555 timer, a cathode of the diode D2 is connected with a threshold input end of the 555 timer, and an output end of the 555 timer is connected with a grid electrode of the switch tube Q1.

7. A dining-table carousel as recited in claim 6, wherein: the control module further comprises a single chip microcomputer chip and a Bluetooth communication chip, the single chip microcomputer chip is in communication connection with the Bluetooth communication chip, the resistor R2 is a digital potentiometer, and the single chip microcomputer chip is connected with the resistor R2 to control the resistance value of the resistor R2.