CN221865079U - Telescopic dining table - Google Patents

Abstract

The utility model discloses a telescopic dining table, which belongs to the technical field of furniture and comprises a dining table body, wherein the bottom of the dining table body is connected with a lifting assembly, the bottom of the lifting assembly is connected with a bottom plate, a movable assembly is embedded in the bottom plate, the lifting assembly is arranged, a rotary handle can drive two bevel gears on the surface of a rotary shaft to rotate, the two threaded columns can synchronously rotate under the meshing transmission between the first bevel gear and the second bevel gear, and the threaded cylinders can drive the dining table body to ascend and descend to adjust the height under the meshing connection between the threaded columns and the threaded cylinders, so that the dining table height can be adjusted according to the use requirement, and the use effect of the device is better; according to the utility model, the movable assembly is arranged, the device is convenient to move and adjust the position through the pulleys, so that the device is more labor-saving and convenient to use, and after the clamping block is separated from the supporting rod by moving the clamping block, the supporting rod can automatically fall down to drive the stabilizing plate to fall to the ground, so that the effect of positioning and reinforcing the device is achieved.

Description

A retractable dining table

Technical Field

The utility model belongs to the technical field of furniture, and in particular relates to a retractable dining table.

Background Art

The dining table is an essential piece of furniture in family life. In modern life, due to the limited size of the family living room, we can only choose a dining table with a slightly smaller footprint. However, when guests come to visit or the family reunites, the small dining table obviously cannot meet the actual needs. The guests cannot sit comfortably or the space is crowded, which makes the host very embarrassed.

Chinese patent application No. 202120148464.2 discloses a retractable dining table, which relates to the field of furniture technology, including a dining table body, a lifting plate, an active component, a driven component, a lifting component, a storage component and two sliding plates, wherein the dining table body is arranged horizontally, and a receiving cavity is provided in the dining table body, the two sliding plates are symmetrically arranged on the top of the dining table body, and the bottoms of the two sliding plates are fitted with the top of the dining table body, the lifting plate is arranged in the receiving cavity, and the lifting plate is located below the two sliding plates, the active component is rotatably mounted on the side wall of the dining table body, the driven component and the lifting component are both arranged in the receiving cavity, and the top of the lifting component is fitted with the bottom of the lifting plate, and the storage component is arranged in the receiving cavity. The utility model can expand the use area of the desktop, so that guests will not feel unable to sit down or crowded when they come, and the area of the dining table can be adjusted according to the area of the living room, and it is also extremely convenient in moving.

In the above-mentioned patent, the table is heavy and requires two people to cooperate in adjusting its position when it is moved, which is not convenient to use. The height of the table cannot be adjusted and positioned according to usage requirements, and its applicability is low.

Utility Model Content

In order to solve the problems raised in the above background technology, the utility model provides a retractable dining table, which has the characteristics of easy movement and adjustable height.

To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a retractable dining table, comprising a dining table body, the bottom of the dining table body is connected to a lifting assembly, the bottom of the lifting assembly is connected to a bottom plate, a moving assembly is embedded in the bottom plate, a lifting plate mechanism is arranged inside the dining table body, both sides of the lifting plate mechanism are connected to connecting blocks, and a retractable plate mechanism is installed on the side of the lifting plate mechanism.

Preferably, the lifting assembly includes a telescopic column, a threaded cylinder, a threaded column, a bevel gear 1, a bevel gear 2, a telescopic assembly, a rotating shaft and a handle, wherein four telescopic columns are connected to the bottom of the dining table body, two threaded cylinders are installed at the bottom of the dining table body, two threaded columns are embedded inside the bottom plate, the bottom of the threaded column is connected to bevel gear 2, a rotating shaft is installed at the bottom of the bottom plate, two bevel gear 1s are sleeved on the surface of the rotating shaft, a telescopic assembly is opened inside the rotating shaft, a handle is connected to the side of the telescopic assembly, and the sides of bevel gear 1 and bevel gear 2 are tightly meshed.

Preferably, a positioning block is sleeved on the surface of the threaded column inside the bottom plate, the positioning block is in a circular ring structure, and the bevel gear 1 is located on the same side as the corresponding meshing bevel gear 2.

Preferably, the telescopic assembly includes a second spring, a transmission groove, an anti-drop block and a transmission rod, wherein a transmission groove is opened inside the rotating shaft, a transmission rod is connected to the side of the handle, an anti-drop block is connected to the side of the transmission rod, a second spring is connected between the transmission rod and the inner wall of the transmission groove, and the anti-drop block and the transmission groove are both square structures.

Preferably, the moving component includes a pulley, a stabilizing plate, a fixing sleeve, a spring, a block and a strut, wherein a strut is embedded in the bottom of the base plate, the bottoms of both ends of the strut are connected to the stabilizing plate, a fixing sleeve is installed on the surface of the base plate, a block is embedded in the fixing sleeve, a spring is connected between the block and the fixing sleeve, and four pulleys are connected to the bottom of the base plate.

Preferably, the surface of the support rod is provided with tooth grooves, the side end of the clamping block is in a tooth-like structure, and the clamping block and the support rod are meshed with each other.

Compared with the prior art, the beneficial effects of the utility model are:

1. The utility model sets a lifting component. The rotating handle can drive the two bevel gears on the surface of the rotating shaft to rotate. The meshing transmission between the bevel gears 1 and 2 can make the two threaded columns rotate synchronously. Under the meshing connection between the threaded column and the threaded cylinder, the threaded cylinder can drive the dining table body to rise and fall for height adjustment. The height of the dining table can be adjusted according to usage requirements to achieve better usage effect of the device.

2. The utility model sets a moving component, and the device can be easily moved and adjusted in position through a pulley, so that the device is more labor-saving and convenient to use. After the card block is moved to separate the card block from the support rod, the support rod will automatically fall down and drive the stabilizing plate to the ground to achieve the effect of positioning and reinforcing the device. When the card block is released, the card block will be tightly engaged with the support rod under the pulling force of the spring to complete the positioning.

BRIEF DESCRIPTION OF THE DRAWINGS

Fig. 1 is a front view of the utility model;

FIG2 is a front view of the mobile assembly of the present utility model;

FIG3 is a front view of the lifting assembly of the utility model;

FIG. 4 is a front view of the telescopic assembly of the present invention.

In the figure: 1. lifting plate mechanism; 2. telescopic plate mechanism; 3. bottom plate; 4. moving assembly; 41. pulley; 42. stabilizing plate; 43. fixing sleeve; 44. spring 1; 45. clamping block; 46. support rod; 5. lifting assembly; 51. telescopic column; 52. threaded cylinder; 53. threaded column; 54. positioning block; 55. bevel gear 1; 56. bevel gear 2; 57. telescopic assembly; 571. spring 2; 572. transmission groove; 573. anti-dropping block; 574. transmission rod; 58. rotating shaft; 59. handle; 6. dining table body; 7. connecting block.

DETAILED DESCRIPTION

The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

Example 1

Please refer to Figures 1-4. The utility model provides the following technical solutions: a retractable dining table, including a dining table body 6, a lifting component 5 is connected to the bottom of the dining table body 6, the bottom of the lifting component 5 is connected to the bottom of the bottom plate 3, a moving component 4 is embedded in the bottom plate 3, a lifting plate mechanism 1 is arranged inside the dining table body 6, both sides of the lifting plate mechanism 1 are connected to connecting blocks 7, and a retractable plate mechanism 2 is installed on the side of the lifting plate mechanism 1.

Specifically, the lifting assembly 5 includes a telescopic column 51, a threaded cylinder 52, a threaded column 53, a bevel gear 1 55, a bevel gear 2 56, a telescopic assembly 57, a rotating shaft 58 and a handle 59. Four telescopic columns 51 are connected to the bottom of the dining table body 6. Two threaded cylinders 52 are installed at the bottom of the dining table body 6. Two threaded columns 53 are embedded in the interior of the base plate 3. The bottom of the threaded column 53 is connected to the bevel gear 2 56. A rotating shaft 58 is installed at the bottom of the base plate 3. Two bevel gears 1 55 are sleeved on the surface of the rotating shaft 58. A telescopic assembly 57 is opened inside the rotating shaft 58. A handle 59 is connected to the side of the telescopic assembly 57. The sides of the bevel gear 1 55 and the bevel gear 2 56 are tightly meshed.

By adopting the above technical solution, the rotating handle 59 can drive the two bevel gears 1 55 on the surface of the rotating shaft 58 to rotate, and the two threaded columns 53 can rotate synchronously under the meshing transmission between the bevel gear 1 55 and the bevel gear 2 56. Under the meshing connection between the threaded column 53 and the threaded cylinder 52, the telescopic column 51 plays a limiting role and the threaded cylinder 52 can drive the dining table body 6 to rise and fall for height adjustment. The height of the dining table can be adjusted according to usage requirements to achieve better usage effect of the device.

Specifically, a positioning block 54 is sleeved on the surface of the threaded column 53 inside the bottom plate 3 . The positioning block 54 is in a circular ring structure. The bevel gear 1 55 is located on the same side as the corresponding meshing bevel gear 2 56 .

By adopting the above technical solution, the positioning block 54 plays a limiting role, which can make the meshing transmission between the bevel gear 1 55 and the bevel gear 2 56 more stable and firm, and the control effect is better.

Specifically, the telescopic component 57 includes a spring 571, a transmission groove 572, an anti-dropout block 573 and a transmission rod 574. A transmission groove 572 is provided inside the rotating shaft 58. The side of the handle 59 is connected to the transmission rod 574. The side of the transmission rod 574 is connected to the anti-dropout block 573. A spring 571 is connected between the transmission rod 574 and the inner wall of the transmission groove 572. The anti-dropout block 573 and the transmission groove 572 are both square structures.

By adopting the above technical solution, the transmission rod 574 can be retracted into the transmission groove 572 under the pulling force of the spring 2 571 inside the transmission groove 572, and the transmission rod 574 drives the handle 59 to retract to the bottom of the base plate 3 for easy storage. The anti-slip block 573 on the surface of the transmission rod 574 and the transmission rotation handle 59 of the transmission groove 572 can still drive the rotating shaft 58 to rotate.

When the present embodiment is used, by controlling the rotation of the bidirectional screw rod inside the telescopic plate mechanism 2, the two moving blocks can respectively drive the telescopic plates to move toward each other. After the two telescopic plates move outward, the elastic pad inside the lifting plate mechanism 1 can be moved up and popped out. The elastic pad is connected and assembled with the telescopic plate in the telescopic plate mechanism 2 through the connecting block 7. The dining table body 6 can be telescoped and expanded. The rotating handle 59 can drive the two bevel gears 1 55 on the surface of the rotating shaft 58 to rotate. Under the meshing transmission between the bevel gear 1 55 and the bevel gear 2 56, the positioning block 54 plays a limiting role so that the two threaded columns 53 They rotate synchronously, and under the meshing connection between the threaded column 53 and the threaded tube 52, the telescopic column 51 plays a limiting role. The threaded tube 52 can drive the dining table body 6 to rise and fall for height adjustment. The height of the dining table can be adjusted according to usage requirements to make the device more effective. Under the pulling force of the spring 571 inside the transmission groove 572, the transmission rod 574 can be retracted into the transmission groove 572. The transmission rod 574 drives the handle 59 to retract to the bottom of the bottom plate 3 for easy storage. The anti-slip block 573 on the surface of the transmission rod 574 and the transmission rotation handle 59 of the transmission groove 572 can still drive the rotating shaft 58 to rotate.

Example 2

The present embodiment is different from the embodiment 1 in that the moving assembly 4 includes a pulley 41, a stabilizing plate 42, a fixing sleeve 43, a spring 44, a block 45 and a strut 46; the strut 46 is embedded in the bottom of the bottom plate 3; the bottoms of both ends of the strut 46 are connected to the stabilizing plate 42; a fixing sleeve 43 is installed on the surface of the bottom plate 3; a block 45 is embedded in the fixing sleeve 43; a spring 44 is connected between the block 45 and the fixing sleeve 43; and four pulleys 41 are connected to the bottom of the bottom plate 3.

Specifically, a tooth groove is formed on the surface of the support rod 46 , and a side end of the clamping block 45 is in a tooth-like structure, so that the clamping block 45 and the support rod 46 are meshed with each other.

By adopting the above technical solution, the device can be easily moved and adjusted in position through the pulley 41, so that the device is more labor-saving and convenient to use. After the block 45 is moved to separate the block 45 from the support rod 46, the support rod 46 will automatically fall down and drive the stabilizing plate 42 to the ground to achieve the effect of positioning and reinforcing the device. When the block 45 is released, the block 45 will be tightly engaged with the support rod 46 under the pulling force of the spring 44 to complete the positioning.

When the present embodiment is used, the device is conveniently moved and adjusted in position by means of the pulley 41, so that the device is more labor-saving and convenient to use. After the block 45 is moved to separate the block 45 from the strut 46, the strut 46 will automatically fall down and drive the stabilizing plate 42 to the ground to achieve the effect of positioning and reinforcing the device. When the block 45 is released, the block 45 will be tightly engaged with the strut 46 under the pulling force of the spring 1 44 to complete the positioning.

The structure and use principle of the lifting plate mechanism 1, telescopic plate mechanism 2, dining table body 6 and connecting block 7 in the utility model have been disclosed in Chinese patent application No. 202120148464.2 which discloses a retractable dining table. Its working principle is to control the rotation of the bidirectional screw inside the telescopic plate mechanism 2, so that the two moving blocks can drive the telescopic plates to move toward each other. After the two telescopic plates move outward, the elastic pad inside the lifting plate mechanism 1 moves up and pops out. The elastic pad is connected and assembled with the telescopic plate in the telescopic plate mechanism 2 through the connecting block 7, and the dining table body 6 can be telescoped and expanded for use.

Working principle and use process of the utility model: when the utility model is used, by controlling the rotation of the bidirectional screw rod inside the telescopic plate mechanism 2, the two moving blocks can respectively drive the telescopic plates to move toward each other. After the two telescopic plates move outward, the elastic pad inside the lifting plate mechanism 1 can be moved up and popped out. The elastic pad is connected and assembled with the telescopic plate in the telescopic plate mechanism 2 through the connecting block 7, and the dining table body 6 can be telescopically expanded. The rotating handle 59 can drive the two bevel gears 1 55 on the surface of the rotating shaft 58 to rotate. Under the meshing transmission between the bevel gear 1 55 and the bevel gear 2 56, the positioning block 54 plays a limiting role and can make the two threaded columns 53 rotate synchronously. Under the meshing connection between the threaded column 53 and the threaded cylinder 52, the telescopic column 51 plays a limiting role and the threaded cylinder 52 can drive the dining table body 6 to rise and fall The height can be adjusted to adjust the height of the dining table according to the usage requirements so that the device can be used more effectively. Under the pulling force of the spring 2 571 inside the transmission groove 572, the transmission rod 574 can be retracted into the transmission groove 572, and the transmission rod 574 drives the handle 59 to retract to the bottom of the bottom plate 3 for easy storage. The anti-slip block 573 on the surface of the transmission rod 574 and the transmission rotation handle 59 of the transmission groove 572 can still drive the rotating shaft 58 to rotate. The device is easy to move and adjust the position through the pulley 41, so that the device is more labor-saving and convenient to use. After moving the card block 45 to separate the card block 45 from the support rod 46, the support rod 46 will automatically fall and drive the stabilizing plate 42 to the ground to achieve the effect of positioning and reinforcing the device. When the card block 45 is released, the card block 45 will be tightly engaged with the support rod 46 under the pulling force of the spring 1 44 to complete the positioning.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. The utility model provides a telescopic dining table, includes dining table body, its characterized in that: the dining table is characterized in that the bottom of the dining table body is connected with a lifting assembly, the bottom of the lifting assembly is connected with a bottom plate, a movable assembly is embedded in the bottom plate, lifting plate mechanisms are arranged in the dining table body, connecting blocks are connected to two sides of the lifting plate mechanisms, and expansion plate mechanisms are arranged on the side faces of the lifting plate mechanisms.

2. A retractable dining table as in claim 1, wherein: the lifting assembly comprises a telescopic column, a thread cylinder, a first bevel gear, a second bevel gear, a telescopic assembly, a rotating shaft and a handle, wherein the bottom of the dining table body is connected with four telescopic columns, the bottom of the dining table body is provided with two thread cylinders, the inside of the bottom plate is embedded with two thread cylinders, the bottom of the thread cylinder is connected with the second bevel gear, the bottom of the bottom plate is provided with the rotating shaft, the surface of the rotating shaft is sleeved with the first bevel gear, the telescopic assembly is arranged in the rotating shaft, the side face of the telescopic assembly is connected with the handle, and the first bevel gear is tightly meshed with the side edge of the second bevel gear.

3. A retractable dining table as in claim 2, wherein: the surface of the threaded column in the bottom plate is sleeved with a positioning block, the positioning block is of a circular ring structure, and the first bevel gear is positioned on the same side of the second bevel gear correspondingly engaged.

4. A retractable dining table as in claim 2, wherein: the telescopic assembly comprises a second spring, a transmission groove, an anti-falling block and a transmission rod, wherein the transmission groove is formed in the rotary shaft, the transmission rod is connected to the side face of the handle, the anti-falling block is connected to the side face of the transmission rod, the second spring is connected between the transmission rod and the inner wall of the transmission groove, and the anti-falling block and the transmission groove are of square structures.

5. A retractable dining table as in claim 1, wherein: the movable assembly comprises pulleys, a stabilizing plate, a fixing sleeve, a first spring, clamping blocks and supporting rods, wherein the supporting rods are embedded in the bottom plate, the stabilizing plate is connected to the bottoms of the two ends of the supporting rods, the fixing sleeve is arranged on the surface of the bottom plate, the clamping blocks are embedded in the fixing sleeve, the first spring is connected between the clamping blocks and the fixing sleeve, and the four pulleys are connected to the bottom of the bottom plate.

6. A retractable dining table as in claim 5, wherein: tooth grooves are formed in the surface of the supporting rod, the side ends of the clamping blocks are of tooth-shaped structures, and the clamping blocks are meshed with the supporting rod.