CN108741622A - A foldable table and chair - Google Patents

Abstract

The invention relates to a table and chair, in particular to a foldable table and chair, which comprises a table body, a left seat component, a right seat component, a supporting seat component, a folding linkage component and a folding driving component, wherein the table body is a rectangular box body with a hollow bottom surface; the upper end of the folding linkage component is connected to the middle of the top surface of the table body in a rotating fit manner, and the lower end of the folding linkage component is connected to the middle of the shaft frame plate in a rotating fit manner; the folding driving assembly is arranged inside the folding table, the folding driving assembly drives the folding linkage assembly to work, and the folding linkage assembly drives the left seat assembly, the right seat assembly and the supporting seat assembly to be accommodated inside the table body, so that the table body is convenient to carry and move; or the left seat component, the right seat component and the supporting seat component are driven to expand from the inner side of the table body, so that the complete set of table and chair can be conveniently formed.

Description

A foldable table and chair

technical field

The invention relates to a table and chair, in particular to a foldable table and chair.

Background technique

The desks and chairs in the prior art have a single structure, and the complete set of desks and chairs needs to be transported separately when carrying the desks and chairs, which is inconvenient to transport and takes up a large area when not in use, while the foldable desks and chairs in the prior art are It is inconvenient to adjust the height of the desktop during use, and the tables and chairs in the prior art are not provided with partitions in the middle during use, which is awkward when many people use the table together.

Contents of the invention

The purpose of the present invention is to provide a foldable table and chair, which can effectively solve the problems in the prior art; the present invention is equipped with a folding drive assembly inside, and the folding drive assembly drives the folding linkage assembly to work, and the folding linkage assembly drives the left seat The component, right seat component and support seat component are stored in the inner side of the table body to make it easy to carry and move; or drive the left seat component, right seat component and support seat component to expand from the inner side of the table body to form a complete set Tables and chairs are used, and the folding linkage component can also drive the two partition components to move from the middle end of the top surface of the table body to the outer end of the top surface of the table body, so that the table body is divided into two sides, which is convenient for use as a joint table.

The purpose of the present invention is achieved through the following technical solutions:

A foldable table and chair, comprising a table body, a left seat assembly, a right seat assembly, a support seat assembly, a folding linkage assembly and a folding drive assembly, the table body is a rectangular box with a hollow bottom, the bottom of the table body The end is fixedly connected with a shaft frame plate, the left side of the table body is provided with a left inverted T-shaped chute, and the right side of the table body is provided with a right inverted T-shaped chute; the upper end of the folding linkage assembly is rotated and connected In the middle of the top surface of the table body, the lower end of the folding linkage assembly is rotatably connected to the middle of the pedestal plate; The left and right ends of the folding linkage assembly respectively rotate and fit to connect the middle end of the left seat assembly and the middle end of the right seat assembly; The upper end of the groove; the left seat assembly is slidably connected to the lower end of the left inverted T-shaped chute, and the right seat assembly is slidably connected to the lower end of the right inverted T-shaped chute; the support seat assembly is slidably connected to the axle frame plate , the upper end of the support base assembly is threadedly connected to the lower end of the folding linkage assembly.

The structure of the left seat assembly and the right seat assembly is the same, and the left seat assembly and the right seat assembly are symmetrically arranged at the left and right ends of the table body, and the connection mode of the left seat assembly and the folding linkage assembly is the same as that of the right seat assembly and the right seat assembly. The connection mode of the folding linkage components is the same.

The left seat assembly includes a rectangular limiting plate, two adjustable seat mechanisms and a hinged link; the front and rear ends of the left side of the rectangular limiting plate are respectively fixedly connected to an adjustable seat mechanism, and the two adjustable seat mechanisms The adjustable seat mechanism is symmetrically arranged; the left ends of the two adjustable seat mechanisms are fixedly connected by a hinged link; the rectangular limit plate is blocked at the right end of the left inverted T-shaped chute, and the two adjustable seat mechanisms both slide Cooperate with the lower end of the left inverted T-shaped chute.

The adjustable seat mechanism includes a seat body, a movable slider, a chute frame, an external thread adjustment shaft and a screw block; the inner side of the chute frame is fixedly connected to a rectangular limiting plate, and the outside of the chute frame The movable slider is fixedly connected to the hinged connecting rod; the movable slider is connected in the rectangular chute of the chute frame with gap fit, and the outer end of the movable slider is fixedly connected to the inner end of the seat body; the left and right sides of the external thread adjustment shaft The ends are respectively connected to the left and right ends of the chute frame through bearings with seats, the movable slider is connected to the external thread adjustment shaft through threads, the left end of the external thread adjustment shaft is fixedly connected to the screw block, and the screw block is set on the chute frame. left end.

The folding linkage assembly includes a driven wheel, a driven shaft, a rotating gear, an externally threaded rotating tube, a lifting link plate, a left linkage arm and a right linkage arm; the driven wheel and the rotation gear are fixedly connected to the driven shaft from top to bottom, The lower end of the driven shaft is fixedly connected to the top surface of the externally threaded rotating tube, and the bottom surface of the externally threaded rotating tube is provided with an internally threaded receiving groove; In the middle of the middle of the shaft frame plate, the lifting connecting plate is connected to the external threaded rotating pipe through threads, the inner end of the left linkage arm is connected to the left end of the lifting connecting plate through a hinge shaft, and the left linkage arm is slidably connected to the left inverted T-shaped chute The upper end of the left linkage arm, the outer end of the left linkage arm is connected to the hinged link of the left seat assembly through rotation fit; The upper end of the T-shaped chute and the outer end of the right linkage arm are rotatably connected to the hinged link of the right seat assembly; the rotating gear is positioned at the upper end of the table body.

The folding drive assembly includes a driving motor, a driving wheel and a transmission belt, the output shaft of the driving motor is fixedly connected to the driving wheel, and the driving wheel is connected to the driven wheel through the transmission belt; the driving motor is fixedly connected to the top surface of the table body through a motor base superior.

The support base assembly includes an externally threaded elevating rod, a guide shaft, a limit plate and a support body; the upper end of the externally threaded elevating rod is threaded into the internally threaded receiving groove of the externally threaded rotating tube; the guide shaft is slidably connected to the On the pedestal plate, the top end of the guide shaft is fixedly connected to the limit plate; the external thread lifting rod and the lower end of the guide shaft are both fixedly connected to the support body.

The foldable table and chair also includes two partition assemblies, the middle end of the top surface of the table body is provided with two horizontal chute, and the lower ends of the two partition assemblies are respectively slidably connected to two horizontal On the inner side of the chute, two partition assemblies are relatively arranged at the left and right ends of the top surface of the table body.

The baffle assembly includes a baffle body, a rack, a horizontal slider, and a limit horizontal plate; the bottom end of the baffle body is fixedly connected to the horizontal slider, and the horizontal slider is connected to the inside of the horizontal chute with gap fit, and the horizontal The bottom end of the slider is fixedly connected to the limit horizontal plate, the top surface of the limit horizontal plate fits with the top surface inside the table body, and the bottom surface of the partition body fits with the top surface of the table body; The lower end is fixedly connected to the rack; the left and right ends of the rotating gear mesh respectively to connect the two racks inside the two partition assemblies.

The front and rear ends of the inner side of the rack are respectively fixedly connected to a longitudinal baffle, and the two longitudinal baffles are respectively blocked by the front and rear ends of the rotating gear.

Beneficial effects of the present invention: a foldable table and chair of the present invention can effectively solve the problems in the prior art; the present invention is equipped with a folding drive assembly inside, and the folding drive assembly drives the folding linkage assembly to work, and the folding linkage assembly drives The left seat assembly, the right seat assembly and the support seat assembly are stored in the inner side of the table body, making it easy to carry and move; or drive the left seat assembly, right seat assembly and support seat assembly to expand from the inner side of the table body, It is convenient to form a complete set of tables and chairs, and the folding linkage component can also drive the two partition components to move from the middle end of the top surface of the table body to the outer end of the top surface of the table body, so that it can divide the table body into two sides, which is convenient for joining tables use.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of the present invention;

Fig. 2 is the second overall structure schematic diagram of the present invention;

Fig. 3 is a structural schematic diagram 1 of the internal table body of the present invention;

Fig. 4 is a structural schematic diagram II of the internal table body of the present invention;

Fig. 5 is a schematic structural view of the interior left seat assembly of the present invention;

Fig. 6 is a schematic structural view of the internal adjustable seat mechanism of the present invention;

Fig. 7 is a schematic structural view of the internal support seat assembly of the present invention;

Fig. 8 is a schematic structural diagram of the internal folding linkage assembly of the present invention;

Fig. 9 is a schematic structural view of the internal folding drive assembly of the present invention;

Fig. 10 is a schematic structural view of the internal partition assembly of the present invention.

In the figure: table body 1; pedestal plate 1-1; left inverted T-shaped chute 1-2; right inverted T-shaped chute 1-3; horizontal chute 1-4; left seat assembly 2; rectangular limit Plate 2-1; adjustable seat mechanism 2-2; seat body 2-2-1; movable slider 2-2-2; chute frame 2-2-3; external thread adjustment shaft 2-2-4 ; Screw block 2-2-5; Hinged connecting rod 2-3; Right seat assembly 3; Support seat assembly 4; External thread lifting rod 4-1; Guide shaft 4-2; Seat body 4-4; folding linkage assembly 5; driven wheel 5-1; driven shaft 5-2; rotating gear 5-3; external thread rotating pipe 5-4; lifting connecting plate 5-5; left linkage arm 5-6 ; Right linkage arm 5-7; Folding drive assembly 6; Drive motor 6-1; Drive wheel 6-2; Drive belt 6-3; Slide block 7-3; Limit cross plate 7-4.

Detailed ways

The present invention will be described in further detail below in conjunction with accompanying drawings 1-10.

Specific implementation mode one:

As shown in Figures 1-10, a foldable table and chair includes a table body 1, a left seat assembly 2, a right seat assembly 3, a support seat assembly 4, a folding linkage assembly 5 and a folding drive assembly 6. The body 1 is a rectangular box with a hollowed-out bottom. The bottom of the table body 1 is fixedly connected to a shaft frame plate 1-1. The left side of the table body 1 is provided with a left inverted T-shaped chute 1-2. The table body 1 The right side of the table is provided with a right inverted T-shaped chute 1-3; the upper end of the folding linkage assembly 5 is rotatably connected to the middle of the top surface of the table body 1, and the lower end of the folding linkage assembly 5 is rotatably connected to the pedestal plate 1-1 in the middle; the folding drive assembly 6 is fixedly connected to the top surface of the table body 1, the folding drive assembly 6 is connected to the folding linkage assembly 5 by transmission, and the left and right ends of the folding linkage assembly 5 are respectively rotated and matched to connect with the left seat assembly 2 and the middle end of the right seat assembly 3; the left and right ends of the folding linkage assembly 5 are respectively slidingly fitted and connected to the upper end of the left inverted T-shaped chute 1-2 and the upper end of the right inverted T-shaped chute 1-3; The left seat assembly 2 is slidably connected to the lower end of the left inverted T-shaped chute 1-2, and the right seat assembly 3 is slidably connected to the lower end of the right inverted T-shaped chute 1-3; the support seat assembly 4 is slidably fitted Connected to the pedestal plate 1-1, the upper end of the support seat assembly 4 is screwed to the lower end of the folding linkage assembly 5. A foldable table and chair of the present invention, when in use, after the folding driving component 6 is connected to the power supply, the folding driving component 6 can be controlled to work through the control switch, the folding driving component 6 drives the folding linkage component 5 to work, and the folding linkage component 5 drives The left seat assembly 2, the right seat assembly 3 and the support seat assembly 4 are stored in the inside of the table body 1, making it easy to carry and move; or drive the left seat assembly 2, the right seat assembly 3 and the support seat assembly 4 from The inner side of the table body 1 is expanded to facilitate the use of a complete set of tables and chairs, and the folding linkage assembly 5 can also drive the two partition assemblies 7 to move from the middle end of the top surface of the table body 1 to the outer end of the top surface of the table body 1, so that It divides the table body 1 into two sides, which is convenient for joining tables.

The left seat assembly 2 and the right seat assembly 3 have the same structure, and the left seat assembly 2 and the right seat assembly 3 are symmetrically arranged at the left and right ends of the table body 1, and the connection between the left seat assembly 2 and the folding linkage assembly 5 The method is the same as the connection method between the right seat assembly 3 and the folding linkage assembly 5 .

Specific implementation mode two:

As shown in Figure 1-10, the left seat assembly 2 includes a rectangular limiting plate 2-1, two adjustable seat mechanisms 2-2 and a hinged link 2-3; the rectangular limiting plate 2- 1 The front and rear ends of the left side are respectively fixedly connected with an adjustable seat mechanism 2-2, and the two adjustable seat mechanisms 2-2 are arranged symmetrically; the left ends of the two adjustable seat mechanisms 2-2 are connected by a hinge 2-3 is fixedly connected; the rectangular limiting plate 2-1 is blocked on the right end of the left inverted T-shaped chute 1-2, and the two adjustable seat mechanisms 2-2 are both slidingly fitted and connected to the left inverted T-shaped chute Lower end of slot 1-2. The inside of the left seat assembly 2 is provided with two adjustable seat mechanisms 2-2, which are used for two people to take a rest.

Described adjustable seat mechanism 2-2 comprises seat body 2-2-1, movable slider 2-2-2, chute frame 2-2-3, external thread adjustment shaft 2-2-4 and screwing Block 2-2-5; the inner side of the chute frame 2-2-3 is fixedly connected to the rectangular limiting plate 2-1, and the outer side of the chute frame 2-2-3 is fixedly connected to the hinged connecting rod 2-3 Above; the movable slider 2-2-2 is connected in the rectangular chute of the chute frame 2-2-3 with clearance fit, and the outer end of the movable slider 2-2-2 is fixedly connected to the seat body 2-2- 1; the left and right ends of the external thread adjustment shaft 2-2-4 are respectively connected to the left and right ends of the chute frame 2-2-3 through bearings with seats, and the movable slider 2-2-2 passes through Threaded on the external thread adjustment shaft 2-2-4, the left end of the external thread adjustment shaft 2-2-4 is fixedly connected to the screw block 2-2-5, and the screw block 2-2-5 is arranged on the chute frame 2- 2-3 left end. When the adjustable seat mechanism 2-2 is in use, the position of the seat body 2-2-1 can be adjusted according to actual needs, so as to be suitable for the needs of different users. When adjusting, it can be adjusted by turning the screw block 2 -2-5 drives the external thread adjustment shaft 2-2-4 to rotate, and when the external thread adjustment shaft 2-2-4 rotates, it drives the movable slide block 2-2-2 to slide on the inner side of the chute frame 2-2-3, Therefore, the position of the seat body 2-2-1 is driven by the movable slider 2-2-2 to change, which is convenient for improving the user's comfort.

Specific implementation mode three:

As shown in Figure 1-10, the folding linkage assembly 5 includes a driven wheel 5-1, a driven shaft 5-2, a rotating gear 5-3, an external threaded rotating tube 5-4, a lifting connecting plate 5-5, a left linkage The arm 5-6 and the right linkage arm 5-7; the driven wheel 5-1 and the rotating gear 5-3 are fixedly connected on the driven shaft 5-2 from top to bottom, and the lower end of the driven shaft 5-2 is fixedly connected to the external thread On the top surface of the rotating tube 5-4, the bottom surface of the externally threaded rotating tube 5-4 is provided with an internally threaded storage groove; the upper and lower ends of the externally threaded rotating tube 5-4 are rotatably connected to the top of the table body 1 through bearings with seats respectively. In the middle of the surface and the middle of the pedestal plate 1-1, the lifting connecting plate 5-5 is connected to the external threaded rotating pipe 5-4 through threads, and the inner end of the left linkage arm 5-6 is connected to the lifting connecting plate 5-4 through a hinge shaft. 5, the left linkage arm 5-6 is slidably connected to the upper end of the left inverted T-shaped chute 1-2, and the outer end of the left linkage arm 5-6 is rotationally fitted to be connected to the hinged link 2-2 of the left seat assembly 2. 3; the inner end of the right linkage arm 5-7 is connected to the right end of the lifting joint plate 5-5 through a hinge shaft, and the sliding fit of the right linkage arm 5-7 is connected to the upper end of the right inverted T-shaped chute 1-3, and the right The outer end of the linkage arm 5-7 is rotatably connected to the hinged link of the right seat assembly 3; the rotating gear 5-3 is located at the upper end of the table body 1.

Described folding driving assembly 6 comprises driving motor 6-1, driving wheel 6-2 and transmission belt 6-3, is fixedly connected driving wheel 6-2 on the output shaft of driving motor 6-1, and driving wheel 6-2 passes transmission belt 6-3 is connected to the driven wheel 5-1; the driving motor 6-1 is fixedly connected to the top surface of the table body 1 through the motor base.

When the folding drive assembly 6 and the folding linkage assembly 5 are in use, the initial state of the present invention is that the left seat assembly 2, the right seat assembly 3, the support seat assembly 4 and the folding linkage assembly 5 are shrunk to the inside of the table body 1. state, when it needs to be expanded into the state shown in Figure 1, after the drive motor 6-1 is connected to the power supply and turned on by the control switch, the output shaft of the drive motor 6-1 drives the drive wheel 6-2 to rotate, and the drive wheel 6-2 2. When rotating, the drive belt 6-3 drives the driven wheel 5-1 to rotate. When the driven wheel 5-1 rotates, it drives the driven shaft 5-2 to rotate. When the driven shaft 5-2 rotates, it drives the rotating gear 5-3 and the external thread The rotating tube 5-4 rotates, and when the rotating gear 5-3 rotates, it can drive the two partition assemblies 7 to move outward, so that the two partition assemblies 7 divide the top surface of the table body 1 into two sides, which is convenient for multiple users Table use; when the passive shaft 5-2 rotates, it drives the externally threaded rotating tube 5-4 to rotate, and when the externally threaded rotating tube 5-4 rotates, it drives the lifting joint plate 5-5 to carry out the lifting movement. During the descending movement, the left and right ends of the lift connecting plate 5-5 drive the hinge link 2-3 inside the left seat assembly 2 and the inside of the right seat assembly 3 through the left linkage arm 5-6 and the right linkage arm 5-7 respectively. The hinged link of the hinge moves outward, thereby driving the left seat assembly 2 and the right seat assembly 3 to move from the inside to the outside of the left inverted T-shaped chute 1-2 and the right inverted T-shaped chute 1-3, so that The left seat assembly 2 and the right seat assembly 3 protrude from the inside of the table body 1, which is convenient to use. At the same time, when the external threaded rotating tube 5-4 rotates, it drives the support seat assembly 4 to move, so that the support seat assembly 4 and the table body 1 The distance between them changes, thereby adjusting the height of the table body 1, which is convenient to meet the needs of users.

Specific implementation mode four:

As shown in Figures 1-10, the support seat assembly 4 includes an externally threaded elevating rod 4-1, a guide shaft 4-2, a limit plate 4-3 and a support body 4-4; the externally threaded elevating rod 4 The upper end of -1 is threadedly connected in the internal thread receiving groove of the externally threaded rotating pipe 5-4; the guide shaft 4-2 is slidably connected to the shaft frame plate 1-1, and the top end of the guide shaft 4-2 is fixedly connected to the limit plate 4-3; the lower ends of the externally threaded elevating rod 4-1 and the guide shaft 4-2 are fixedly connected to the support body 4-4. When the support base assembly 4 is in use, when the externally threaded rotating tube 5-4 rotates, the depth at which the externally threaded elevating rod 4-1 is inserted into the externally threaded rotating tube 5-4 changes, thereby adjusting the externally threaded elevating rod 4 -1 and the overall length of the external threaded rotating tube 5-4, and finally realize the adjustment of the overall height of the present invention; the guide shaft 4-2 plays the role of limit guide.

Specific implementation mode five:

As shown in Figure 1-10, the foldable table and chair also includes two partition assemblies 7, the middle end of the top surface of the table body 1 is provided with two horizontal chute 1-4, two The lower ends of the baffle assembly 7 are respectively slidably connected to the inner sides of the two horizontal chute 1-4, and the two baffle assemblies 7 are relatively arranged on the left and right ends of the top surface of the table body 1 .

The partition assembly 7 includes a partition body 7-1, a rack 7-2, a horizontal slider 7-3 and a limit horizontal plate 7-4; the bottom end of the partition body 7-1 is fixedly connected to a horizontal slide Block 7-3, the horizontal slide block 7-3 is connected with clearance fit on the inner side of the horizontal chute 1-4, the bottom end of the horizontal slide block 7-3 is fixedly connected with the limit horizontal plate 7-4, the limit horizontal plate 7-4 The top surface of the partition body 7-1 fits with the top surface inside the table body 1, and the bottom surface of the partition body 7-1 fits with the top surface of the table body 1; the lower end of the partition body 7-1 inside is fixedly connected to the rack 7-2 ; The left and right ends of the rotating gear 5-3 mesh with the two racks 7-2 inside the two partition assemblies 7 respectively.

The front and rear ends of the inner side of the rack 7-2 are respectively fixedly connected to a longitudinal baffle, and the two longitudinal baffles are respectively blocked by the front and rear ends of the rotating gear 5-3.

When the partition assembly 7 is in use, the two racks 7-2 inside the two partition assemblies 7 are driven by the rotating gear 5-3 to move in different directions, so that the two racks 7-2 2 Drive the two partition bodies 7-1 to move in reverse to realize the separation and blocking effect of the two partition bodies 7-1 on the table body 1; when the two partition bodies 7-1 move, they respectively drive two horizontal sliders 7-3 moves inboard of two horizontal chutes 1-4.

A kind of foldable desk and chair of the present invention, its working principle is:

When in use, after the folding driving assembly 6 is connected to the power supply, the folding driving assembly 6 can be controlled to work through the control switch, and the folding driving assembly 6 drives the folding linkage assembly 5 to work, and the folding linkage assembly 5 drives the left seat assembly 2 and the right seat assembly 3 and the support seat assembly 4 are stored in the inner side of the table body 1, making it easy to carry and move; A complete set of tables and chairs is used, and the folding linkage assembly 5 can also drive the two partition assemblies 7 to move from the middle end of the top surface of the table body 1 to the outer end of the top surface of the table body 1, so that the table body 1 is divided into two sides, It is convenient to use the table together; the inside of the left seat assembly 2 is provided with two adjustable seat mechanisms 2-2, which are used for two people to take a rest; when the adjustable seat mechanism 2-2 is in use, it can Adjust the position of the seat body 2-2-1 according to actual needs, so as to be suitable for different users. When adjusting, the external thread adjustment shaft 2-2-4 can be driven by rotating the screw block 2-2-5. Rotate, when the external thread adjustment shaft 2-2-4 rotates, it drives the movable slider 2-2-2 to slide on the inner side of the chute frame 2-2-3, thereby driving the seat body 2 through the movable slider 2-2-2 - The position of 2-1 is changed to facilitate the improvement of user comfort; when the folding drive assembly 6 and the folding linkage assembly 5 are in use, when they need to be unfolded into the state shown in Figure 1, the drive motor 6-1 After the power supply is connected and turned on by the control switch, the output shaft of the driving motor 6-1 drives the driving wheel 6-2 to rotate, and when the driving wheel 6-2 rotates, the driven wheel 5-1 is driven by the transmission belt 6-3 to rotate, and the driven wheel 6-2 rotates. Drive driven shaft 5-2 to rotate when 5-1 rotates, drive rotating gear 5-3 and external thread rotating tube 5-4 to rotate when driven shaft 5-2 rotates, and rotating gear 5-3 can drive two partitions when rotating. The plate assembly 7 moves to the outside, so that the two partition assemblies 7 divide the top surface of the table body 1 into two sides, which is convenient for multiple users to join the table; when the driven shaft 5-2 rotates, it drives the external threaded rotating tube 5-4 to carry out Rotate, when the external thread rotating tube 5-4 rotates, it drives the lifting connecting plate 5-5 to carry out the lifting movement. -6 and the right linkage arm 5-7 drive the hinged link 2-3 inside the left seat assembly 2 and the hinged link 2-3 inside the right seat assembly 3 to move outward, thereby driving the left seat assembly 2 and the right seat assembly 3 Move from the inside to the outside of the left inverted T-shaped chute 1-2 and the right inverted T-shaped chute 1-3, so that the left seat assembly 2 and the right seat assembly 3 protrude from the inside of the table body 1, which is convenient In use, when the external threaded rotating tube 5-4 rotates, it drives the support seat assembly 4 to move, so that the distance between the support seat assembly 4 and the table body 1 changes, thereby adjusting the height of the table body 1, so as to meet the needs of users ; When the support seat assembly 4 is in use, when the externally threaded rotating tube 5-4 rotates, the depth at which the externally threaded elevating rod 4-1 is inserted into the externally threaded rotating tube 5-4 changes, thereby Adjust the overall length of the external thread lifting rod 4-1 and the external thread rotating tube 5-4, and finally realize the adjustment of the overall height of the present invention; the guide shaft 4-2 acts as a limit guide; the partition assembly 7 When in use, the two racks 7-2 inside the two partition assemblies 7 move in different directions under the drive of the rotating gear 5-3, so that the two partitions are driven by the two racks 7-2 The body 7-1 reversely moves to realize the separation and blocking effect of the two partition bodies 7-1 on the table body 1; when the two partition bodies 7-1 move, they respectively drive the two horizontal sliders 7-3 to move between the two partitions. Inside movement of horizontal chutes 1-4.

Of course, the above description is not a limitation of the present invention, and the present invention is not limited to the above examples. Changes, modifications, additions or replacements made by those skilled in the art within the scope of the present invention also belong to the scope of the present invention. protected range.

Claims (9)

1. A foldable table and chair, comprising a table body (1), a left seat assembly (2), a right seat assembly (3), a support seat assembly (4), a folding linkage assembly (5) and a folding drive assembly ( 6), it is characterized in that: the table body (1) is a rectangular box with a hollow bottom, the bottom end of the table body (1) is fixedly connected with a shaft frame plate (1-1), and the left side of the table body (1) A left inverted T-shaped chute (1-2) is provided on the side, and a right inverted T-shaped chute (1-3) is provided on the right side of the table body (1); the folding linkage assembly (5) The upper end is rotatably connected to the middle of the top surface of the table body (1), and the lower end of the folding linkage assembly (5) is rotatably connected to the middle of the pedestal plate (1-1); the folding drive assembly (6) is fixedly connected to the table On the top surface of the body (1), the folding drive assembly (6) is transmission-connected to the folding linkage assembly (5). The middle end of the seat assembly (3); the left and right ends of the folding linkage assembly (5) are respectively slidably fitted and connected to the upper end of the left inverted T-shaped chute (1-2) and the right inverted T-shaped chute (1-3) Upper end; the left seat assembly (2) is slidably connected to the lower end of the left inverted T-shaped chute (1-2), and the right seat assembly (3) is slidably connected to the bottom of the right inverted T-shaped chute (1-3) The lower end: the support seat assembly (4) is slidingly fitted on the shaft frame plate (1-1), and the upper end of the support seat assembly (4) is screwed to the lower end of the folding linkage assembly (5). 2. A foldable table and chair according to claim 1, characterized in that: the left seat assembly (2) and the right seat assembly (3) have the same structure, the left seat assembly (2) and the right seat The chair assembly (3) is symmetrically arranged at the left and right ends of the table body (1), and the connection mode of the left seat assembly (2) and the folding linkage assembly (5) is the same as that of the right seat assembly (3) and the folding linkage assembly (5). are connected in the same way. 3. A foldable table and chair according to claim 2, characterized in that: the left seat assembly (2) comprises a rectangular limiting plate (2-1), two adjustable seat mechanisms (2- 2) and the hinged connecting rod (2-3); the front and rear ends of the left side of the rectangular limiting plate (2-1) are respectively fixedly connected with an adjustable seat mechanism (2-2), and two adjustable seats The chair mechanisms (2-2) are arranged symmetrically; the left ends of the two adjustable seat mechanisms (2-2) are fixedly connected by hinged connecting rods (2-3); On the right end of the left inverted T-shaped chute (1-2), two adjustable seat mechanisms (2-2) are all slidingly fitted and connected to the lower end of the left inverted T-shaped chute (1-2). 4. A foldable table and chair according to claim 3, characterized in that: the adjustable seat mechanism (2-2) comprises a seat body (2-2-1), a movable slider (2- 2-2), chute frame (2-2-3), external thread adjustment shaft (2-2-4) and screw block (2-2-5); described chute frame (2-2-3 ) is fixedly connected on the rectangular limiting plate (2-1), and the outside of the chute frame (2-2-3) is fixedly connected on the hinged connecting rod (2-3); the movable slide block (2- 2-2) The clearance fit is connected in the rectangular chute of the chute frame (2-2-3), and the outer end of the movable slider (2-2-2) is fixedly connected to the seat body (2-2-1). Inner end; the left and right ends of the external thread adjustment shaft (2-2-4) are respectively connected to the left and right ends of the chute frame (2-2-3) through bearings with seats, and the movable slider (2-2 -2) Connected on the external thread adjustment shaft (2-2-4) by thread, the left end of the external thread adjustment shaft (2-2-4) is fixedly connected to the screw block (2-2-5), the screw block (2-2-5) -2-5) is arranged on the left end of the chute frame (2-2-3). 5. A foldable table and chair according to claim 3, characterized in that: the folding linkage assembly (5) includes a driven wheel (5-1), a driven shaft (5-2), a rotating gear (5- 3), external thread rotating pipe (5-4), lifting connecting plate (5-5), left linkage arm (5-6) and right linkage arm (5-7); described driven wheel (5-1) and The rotating gear (5-3) is fixedly connected to the driven shaft (5-2) from top to bottom, and the lower end of the driven shaft (5-2) is fixedly connected to the top surface of the externally threaded rotating tube (5-4). The bottom surface of the rotating tube (5-4) is provided with an internal thread storage groove; the upper and lower ends of the external thread rotating tube (5-4) are respectively rotatably connected to the middle of the top surface of the table body (1) and the axle frame through bearings with seats In the middle of the plate (1-1), the lifting connecting plate (5-5) is connected to the external thread rotating pipe (5-4) through threads, and the inner end of the left linkage arm (5-6) is connected to the lifting connecting plate through a hinge shaft The left end of (5-5), the left linkage arm (5-6) slide fit is connected on the upper end of the left inverted T-shaped chute (1-2), and the outer end rotation fit of the left linkage arm (5-6) is connected to the left On the hinged link (2-3) of the seat assembly (2); the inner end of the right linkage arm (5-7) is connected to the right end of the lifting linkage (5-5) through a hinge shaft, and the right linkage arm (5- 7) is connected to the upper end of the right inverted T-shaped chute (1-3) by sliding fit, and the outer end of the right linkage arm (5-7) is connected to the hinged link of the right seat assembly (3) by rotation fit; Said rotary gear (5-3) is located at the upper end of the table body (1). 6. A foldable table and chair according to claim 5, characterized in that: the foldable drive assembly (6) includes a drive motor (6-1), a drive wheel (6-2) and a transmission belt (6- 3), the output shaft of the driving motor (6-1) is fixedly connected to the driving wheel (6-2), and the driving wheel (6-2) is connected to the driven wheel (5-1) through the transmission belt (6-3); The driving motor (6-1) is fixedly connected on the top surface of the table body (1) through the motor base. 7. A foldable table and chair according to claim 5, characterized in that: the support seat assembly (4) includes an external thread lifting rod (4-1), a guide shaft (4-2), a limit plate (4-3) and the support body (4-4); the upper end of the external thread elevating rod (4-1) is threadedly connected in the internal thread receiving groove of the external thread rotating pipe (5-4); the guide shaft ( 4-2) Sliding fit is connected on the pedestal plate (1-1), and the top end of the guide shaft (4-2) is fixedly connected to the limit plate (4-3); the external thread lifting rod (4-1) and The lower ends of the guide shafts (4-2) are all fixedly connected to the support body (4-4). 8. A foldable table and chair according to claim 1, characterized in that: it also includes two partition assemblies (7), and the middle end of the top surface of the table body (1) is provided with two horizontal chute (1-4), the lower ends of the two partition assemblies (7) are respectively slidingly fitted and connected to the inner sides of the two horizontal chutes (1-4), and the two partition assemblies (7) are relatively arranged on the table body (1) The left and right ends of the top surface. 9. A foldable table and chair according to claim 8, characterized in that: the partition assembly (7) includes a partition body (7-1), a rack (7-2), a horizontal slider ( 7-3) and the limit horizontal plate (7-4); the bottom end of the partition body (7-1) is fixedly connected to the horizontal slider (7-3), and the horizontal slider (7-3) is connected with a clearance fit In the inner side of the horizontal chute (1-4), the bottom of the horizontal slide block (7-3) is fixedly connected to the spacer horizontal plate (7-4), and the top surface of the spacer horizontal plate (7-4) is connected to the table body. (1) The top surface of the inside is bonded, and the bottom surface of the partition body (7-1) is bonded to the top surface of the table body (1); the lower end of the inside of the partition body (7-1) is fixedly connected to the rack ( 7-2); the left and right ends of the rotating gear (5-3) mesh respectively to connect the two racks (7-2) inside the two separator assemblies (7).