Rotary dining table with single hand wheel controlling rotation and lifting
Technical Field
The invention relates to the technical field of dining tables with turntables, in particular to a rotary dining table with a single hand wheel for controlling rotation and lifting.
Background
The dining table that current in-service use has the carousel is mostly adding a carousel on ordinary circular dining table, and such dining table carousel manual rotation, safe and reliable, though the cost is lower, but have not few drawbacks: firstly, the turnplate can be rotated only by stretching hands to the turnplate in the dining table, so that the bowl or the beverage bottle and other articles are inconvenient and easy to overturn; when the second turntable rotates, articles such as bowls or beverage bottles beside the turntable are easy to be knocked over; the third rotary disc is higher than the table top of the dining table, and once the dish basin is turned upside down, the soup can directly flow to the diner; the fourth rotary table is easy to rotate and cannot rotate due to the factors of uneven stress and the like.
In recent years, an electric dining table is made up at home and abroad, a turntable on the electric rotating dining table is adopted, manpower is not needed, and the electric dining table looks very tall and big, but has many defects: the power consumption is 240 volts, potential safety hazards of electric leakage exist, only one control switch is inconvenient to use, continuous rotation is not beneficial to clamping vegetables, and the device is heavy, inconvenient to disassemble and carry, and the like.
Disclosure of Invention
The invention provides a rotary dining table with rotation and lifting controlled by a single hand wheel, aiming at solving the problems that the rotary dining table in the prior art is inconvenient to use, a dish basin and the like are easy to turn over, soup flows onto a diner and the like.
In order to achieve the purpose, the invention adopts the following technical scheme:
a single-hand wheel controlled rotating and lifting rotary dining table comprises an annular table top and an X-shaped crosspiece table frame, wherein the annular table top is arranged above the outer end of the X-shaped crosspiece table frame, a dining table turntable is arranged on the inner side of the annular table top, the X-shaped crosspiece table frame is composed of four concave supporting crosspieces, table legs are arranged below the outer ends of the concave supporting crosspieces, a lower duplicate gear supporting seat is arranged at the middle top of the X-shaped crosspiece table frame, and an upper duplicate gear supporting seat is arranged above the lower duplicate gear supporting seat; the double-raceway plane bearing is composed of a lower bearing seat gasket, a retainer with double rows of balls and an upper bearing movable gasket, and the upper bearing movable gasket is fixed on the back of the dining table turntable.
Preferably, a transmission groove is formed in the middle of the X-shaped crosspiece table frame, a support shaft is arranged in the transmission groove, an outer fixing support is arranged at the outer end of the transmission groove, an inner fixing support is arranged at the inner end of the transmission groove, a spring positioning support is arranged on the inner side of the outer fixing support, the support shaft sequentially penetrates through the outer fixing support, the spring positioning support and the inner fixing support to be in rotating shaft connection with the concave support crosspiece, and a hand wheel is arranged on the support shaft, which is positioned on the outer side of the concave support crosspiece; the outer fixing support is provided with a first bevel gear clutch duplex body, the supporting shaft penetrates through a center hole of the first bevel gear clutch duplex body, the first bevel gear clutch duplex body is composed of a first outer bevel gear and a first end face clutch, and the first end face clutch is located on the inner side of the outer fixing support; a second end face clutch is fixedly arranged on the support shaft and positioned at the inner side of the first end face clutch, and the second end face clutch is matched with the first end face clutch; the supporting shaft is provided with a spring between the second end face clutch and the spring positioning support, and two ends of the spring are respectively abutted against the second end face clutch and the spring positioning support. When the dining table is in a use state at ordinary times, the first end face clutch is jointed with the second end face clutch under the action of the elastic force of the spring; when the first end face clutch and the second end face clutch are required to be separated, the hand wheel is pressed inwards to drive the supporting shaft to slide inwards, and the spring is compressed.
Preferably, the first outer bevel gear is located on the outer side of the outer fixing support, an inner bevel gear toothed disc is arranged on the outer side of the back face of the dining table turntable, and the inner bevel gear toothed disc is meshed with the first outer bevel gear. When the dining table turntable needs to be rotated to clamp dishes or take and place dinner plates, the hand wheel is shaken by hands, the support shaft drives the first bevel gear clutch duplex body to rotate, and the inner bevel gear and the gear disc meshed with the first outer bevel gear drive the dining table turntable to rotate to a required position.
Preferably, the annular table top is of a structure with a high outer edge and a low inner edge, the inner edge of the upper surface of the annular table top is slightly lower than the outer edge of the upper surface of the annular table top, an annular water storage tank is arranged below the inner side surface of the annular table top, and the upper surface of the dining table turntable is slightly lower than the inner edge of the upper surface of the annular table top. The inner edge of the upper surface of the annular table top is slightly lower than the outer edge, the annular table top is slightly inclined inwards, soup falling on the annular table top can flow into the annular water storage tank and cannot flow onto diners, and therefore the embarrassing situation that clothes are stained is avoided; and the soup flowing out from the turnover basin of the dining table rotary disc can flow into the annular water storage tank in time and cannot flow to diners.
Preferably, a second bevel gear clutch duplex body is arranged on the inner fixed support, the support shaft penetrates through a central through hole of the second bevel gear clutch duplex body, the second bevel gear clutch duplex body is composed of a second bevel gear and a third end face clutch, the second bevel gear is located on the inner side of the inner fixed support, and the third end face clutch is located on the outer side of the inner fixed support; the inner side of the support shaft, which is positioned on the spring positioning support, is fixedly provided with a fourth end face clutch, and the fourth end face clutch is matched with the third end face clutch. At ordinary times, under the action of spring force, the fourth end face clutch and the third end face clutch are in a separated state; when the dining table turntable needs to be lifted, the hand wheel is pressed inwards to drive the supporting shaft to slide inwards, then the fourth end face clutch is connected with the third end face clutch, and the hand wheel is rotated to drive the second outer bevel gear to rotate.
Preferably, the inner side of the lower end of the upper duplex gear supporting seat is provided with a convex ring, the convex ring is connected with the inner surface of the lower duplex gear supporting seat in a clamping manner, the lower part of the outer ring of the upper duplex gear supporting seat and the top surface of the lower duplex gear supporting seat form a duplex gear mounting groove, a straight-tooth bevel gear duplex gear is arranged in the duplex gear mounting groove, the lower end of the straight-tooth bevel gear duplex gear is provided with a bevel gear disc, and the bevel gear disc is meshed with the second outer bevel gear. The upper duplicate gear supporting seat is clamped with the inner surface of the lower duplicate gear supporting seat through the convex ring, when the straight-tooth bevel-tooth duplicate gear rotates, the upper duplicate gear supporting seat cannot be driven to rotate or move, and the rotation of the straight-tooth bevel-tooth duplicate gear and the rotation of the double-raceway plane bearing arranged on the upper duplicate gear supporting seat do not interfere with each other.
Preferably, an ejector rod support is arranged on the outer side, located at the transmission groove, of the concave support crosspiece, a square ejector rod is arranged on the ejector rod support, a gear groove is formed in the upper portion of the ejector rod support, an ejector rod lifting straight gear with a square hole in the middle is arranged in the gear groove, the upper portion of the square ejector rod penetrates through the ejector rod support and is in sliding connection with the ejector rod lifting straight gear, a screw rod is fixedly arranged at the lower end of the square ejector rod, and the screw rod penetrates through the bottom of the ejector rod support and is in threaded connection with the ejector rod support; the outer side surface of the straight bevel gear duplex gear is provided with a straight gear ring, and the ejector rod lifting straight gear is meshed with the straight gear ring. When a dining table is cleaned, the dining table rotary table needs to be lifted up and the dining table rotary table is taken out, the hand wheel and the fourth end face clutch are connected with the third end face clutch, then the hand wheel and the second outer bevel gear are rotated to drive the bevel gear disc meshed with the hand wheel and the second outer bevel gear to rotate, the straight gear ring on the straight bevel gear pair drives the ejector rod lifting straight gear to rotate, the square ejector rod lifts the dining table rotary table up under the lifting of the screw rod, and the dining table rotary table can be taken out to carry out cleaning work when the dining table rotary table is higher than the annular table surface; the turntable of the dining table needs to be restored to the original state and the hand wheel is reversely shaken.
Therefore, the invention has the following beneficial effects: (1) the single hand wheel controls the rotation and the lifting of the dining table turntable, and at ordinary times, under the action of the elastic force of the spring, the first end face clutch is jointed with the second end face clutch, the fourth end face clutch is separated from the third end face clutch, and the hand wheel is shaken to realize the rotation of the dining table turntable; when the dining table turntable needs to be lifted, the first end face clutch and the second end face clutch are in a separated state and the fourth end face clutch and the third end face clutch are connected by pressing a hand wheel inwards, and then the hand wheel is shaken to lift the dining table turntable; (2) the soup and the beverage overflowing during dining are prevented from overflowing to the diner, the upper surface of the dining table turntable is slightly lower than the inner edge of the upper surface of the annular table top, the annular water storage tank is arranged below the inner side surface of the annular table top, and the soup and the beverage overflowing during dining all flow into the annular water storage tank, so that the clothes of the diner cannot be dirtied; (3) the rotation of the straight-tooth bevel-tooth duplicate gear and the rotation of the double-raceway plane bearing are not interfered with each other.
Drawings
FIG. 1 is a schematic diagram of a structure of the present invention.
Fig. 2 is a schematic structural diagram of the dining table of the invention.
Fig. 3 is a structural schematic view of the X-shaped crosspiece table frame.
Fig. 4 is an exploded view of fig. 1.
Fig. 5 is a front view of fig. 2.
Fig. 6 is a schematic structural view of the turntable.
FIG. 7 is a schematic view of the configuration of a concave support rail.
Fig. 8 is a schematic structural view of the first bevel gear clutch doublet.
FIG. 9 is a schematic diagram of a second bevel gear clutch doublet.
FIG. 10 is a schematic view of a duplicate gear mounting slot.
Fig. 11 is a schematic structural view of the square jack.
Fig. 12 is another schematic diagram of the structure of fig. 1 after the turntable is raised.
In the figure: an annular table top 1, an X-shaped crosspiece table frame 2, a dining table turntable 3, a lower duplicate gear supporting seat 4, an upper duplicate gear supporting seat 5, a double-raceway plane bearing 6, a supporting shaft 7, a first bevel gear clutch duplex body 8, an inner bevel gear disc 9, a second bevel gear clutch duplex body 10, a duplicate gear mounting groove 11, a straight bevel gear duplex gear 12, a push rod support 13, a square push rod 14, a gear groove 15, a push rod lifting straight gear 16, a lower bearing seat gasket 60, a retainer 61, an upper bearing movable gasket 62, a hand wheel 70, a second end face clutch 71, a spring 72, a fourth end face clutch 73, a first outer bevel gear 80, a first end face clutch 81, an annular water storage groove 100, a second outer bevel gear 110, a third end face clutch 111, a bevel gear disc 120, a straight gear ring 121, a screw rod 140, a concave supporting crosspiece 200, table legs 201, a transmission groove 202, an outer fixing support 203, a concave supporting crosspiece 200, a concave supporting groove, a concave groove, A spring positioning bracket 204, an inner fixing bracket 205 and a convex ring 500.
Detailed Description
The invention is further described with reference to the accompanying drawings and the detailed description below:
as shown in fig. 1, 3, 4, 5 and 6, the single-hand wheel controlled rotating and lifting rotary dining table comprises an annular table top 1 and an X-shaped crosspiece table frame 2, wherein the annular table top 1 is arranged above the outer end of the X-shaped crosspiece table frame 2, a dining table turntable 3 is arranged on the inner side of the annular table top 2, the X-shaped crosspiece table frame 2 consists of four concave supporting crosspieces 200, table legs 201 are arranged below the outer ends of the concave supporting crosspieces 200, a lower duplicate gear supporting seat 4 is arranged at the top of the middle of the X-shaped crosspiece table frame 2, and an upper duplicate gear supporting seat 5 is arranged above the lower duplicate gear supporting seat 4; the upper duplex gear supporting seat 5 is provided with a double-raceway plane bearing 6, the double-raceway plane bearing 6 consists of a lower bearing seat gasket 60, a retainer 61 with double rows of balls and an upper bearing movable gasket 62, and the upper bearing movable gasket 62 is fixed on the back of the dining table turntable.
As shown in fig. 7 and 8, a transmission groove 202 is formed in the middle of the X-shaped crosspiece table frame 2, a support shaft 7 is arranged in the transmission groove 202, an outer fixing support 203 is arranged at the outer end of the transmission groove, an inner fixing support 205 is arranged at the inner end of the transmission groove, a spring positioning support 204 is arranged on the inner side of the outer fixing support 203, the support shaft 7 sequentially passes through the outer fixing support 203, the spring positioning support 204 and the inner fixing support 205 to be rotatably coupled with the concave support crosspiece 200, and a hand wheel 70 is arranged on the support shaft 7 and located on the outer side of the concave support crosspiece 200; the outer fixed support 203 is provided with a first bevel gear clutch duplex body 8, the support shaft 7 penetrates through a center hole of the first bevel gear clutch duplex body, the first bevel gear clutch duplex body 8 is composed of a first outer bevel gear 80 and a first end face clutch 81, the first outer bevel gear 80 is positioned on the outer side of the outer fixed support 203, and the first end face clutch 81 is positioned on the inner side of the outer fixed support; a second end face clutch 71 is fixedly arranged on the support shaft 7 at the inner side of the first end face clutch 81, and the second end face clutch 71 is matched with the first end face clutch 81; the support shaft 7 is provided with a spring 72 between the second end clutch 71 and the spring positioning bracket 204, and both ends of the spring 72 are respectively abutted against the second end clutch 71 and the spring positioning bracket 204.
As shown in fig. 5, the inner bevel gear toothed disc 9 is arranged on the outer side of the back surface of the dining table turntable, and the inner bevel gear toothed disc 9 is meshed with the first outer bevel gear 80.
The annular table top 1 is of a structure with a high outer edge and a low inner edge, the inner edge of the upper surface of the annular table top 1 is slightly lower than the outer edge of the upper surface of the annular table top, an annular water storage tank 100 is arranged below the inner side surface of the annular table top 1, and the upper surface of the dining table turntable 3 is slightly lower than the inner edge of the upper surface of the annular table top 1.
As shown in fig. 7 and 9, a second bevel gear clutch doublet 10 is arranged on the inner fixed bracket 205, the supporting shaft passes through a central through hole of the second bevel gear clutch doublet 10, the second bevel gear clutch doublet 10 is composed of a second external bevel gear 110 and a third end clutch 111, the second external bevel gear 110 is located at the inner side of the inner fixed bracket 205, and the third end clutch 111 is located at the outer side of the inner fixed bracket 205; the inner side of the support shaft 7, which is located on the spring positioning support 204, is fixedly provided with a fourth end clutch 73, and the fourth end clutch 73 is matched with the third end clutch 111.
As shown in fig. 5 and 10, a convex ring 500 is arranged on the inner side of the lower end of the upper dual gear support seat 5, the convex ring 500 is connected with the inner surface of the lower dual gear support seat 4 in a clamping manner, the lower portion of the outer ring of the upper dual gear support seat 5 and the top surface of the lower dual gear support seat 4 form a dual gear mounting groove 11, a straight bevel gear dual gear 12 is arranged in the dual gear mounting groove 11, a bevel gear disc 120 is arranged on the lower end of the straight bevel gear dual gear 12, and the bevel gear disc 120 is meshed with the second outer bevel gear 110.
As shown in fig. 5 and 11, a top rod support 13 is arranged on the outer side of the concave supporting crosspiece 200 at the transmission groove, a square top rod 14 is arranged on the top rod support 13, a gear groove 15 is arranged on the upper portion of the top rod support 13, a top rod lifting straight gear 16 with a square hole in the middle is arranged in the gear groove, the upper portion of the square top rod 14 penetrates through the top rod support 13 and is in sliding connection with the top rod lifting straight gear 16, a screw rod 140 is fixedly arranged at the lower end of the square top rod 14, and the screw rod 140 penetrates through the bottom of the top rod support 13 and is in threaded connection with the top rod support 13; the outer side surface of the straight bevel gear duplicate gear 12 is provided with a straight gear ring 121, and the push rod lifting straight gear 16 is meshed with the straight gear ring 121.
The use method of the invention is as follows with the attached drawings: as shown in fig. 1, fig. 2, fig. 4 and fig. 5, the first end face clutch 81 is engaged with the second end face clutch 71 under the action of the elastic force of the spring 72 at ordinary times, when the dining table turntable 3 on the dining table needs to be rotated to clamp or take and place a dinner plate, the hand wheel 70 is shaken by hand, the support shaft 7 drives the first bevel gear clutch duplex body 8 to rotate, and then the inner bevel gear toothed disc 9 meshed with the first outer bevel gear 80 drives the dining table turntable to rotate to a required position under the rotation of the double-raceway plane bearing 6; when the turnplate is not required to be rotated, the hand leaves the hand wheel to stop rotating the turnplate of the dining table. As shown in fig. 12, when the dining table is cleaned and needs to be taken out, the hand wheel is pressed inward, the first end face clutch 81 is separated from the second end face clutch 71, the fourth end face clutch 73 is connected with the third end face clutch 111, then the hand wheel is rotated, then the second external bevel gear 110 drives the bevel gear disc 120 meshed with the second external bevel gear to rotate, then the straight bevel gear duplex gear 12 drives the ejector rod lifting straight gear 16 to rotate, the ejector rod 14 lifts the dining table turntable up under the lifting of the screw rod 140, and the dining table turntable can be taken out to carry out cleaning work when the dining table turntable is higher than the annular tabletop 1; the dining table turntable needs to be restored to the original state, and the hand wheel and the dining table turntable are reversely shaken to reset for dining.