CN209769736U - Tea table mounted on armrest of chair - Google Patents

Abstract

The utility model relates to an install tea table on armrest, including the tea table panel, the connecting piece, be connected two fixed plates fixed with armrest, the first rotation piece of fixedly connected with on the lateral wall of tea table panel, the spacing pin joint of first rotation piece has the second rotation piece of U type, the second rotates the piece at the spacing pin joint of bottom and connecting piece, on the connecting piece two relative equal fixedly connected with first connecting plate on the surface of adjacent second rotation piece, two first connecting plates correspond spacing pin joints with two fixed plates, still fix the elastomeric element who is provided with the cover at the epaxial production elasticity of pin joint in the pin joint department of every first connecting plate. The utility model discloses a well tea table is installed on the handrail, has made things convenient for people's use, and through the pin joint between several parts, then made things convenient for and accomodate the tea table simultaneously.

Description

Tea table mounted on armrest of chair

Technical Field

The utility model relates to a household equipment, especially a tea table of installing on armrest that convenient to store, facilitate the use.

background

The tea table is used in every family, and is placed in front of a sofa or a chair in a living room, and tea sets, fruits and other articles are placed on the tea table for people to use. The tea table, the sofa and the chair are separately arranged, a channel is reserved between the tea table, the sofa and the chair for people to go in and out and place legs and feet, when people take or place articles on the tea table, the people need to lean forward, the operation is extremely inconvenient for people with inconvenient actions, the people sitting at the edge of the sofa are more inconvenient, sometimes, people who need to cross over the tea table and sit on the tea table can take and place articles, the tea table is not polite, the tea table cannot be placed in different places for people to use along with the movement of the chair at any time, the use has limitations, meanwhile, the household equipment is not convenient for people to leave two hands to place books and magazines on the tea table for reading, and for small house type houses, the household equipment also occupies too much space and is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

To the current not enough, the utility model provides a tea table of installing on armrest that convenient to store, facilitate the use.

The utility model provides a technical scheme that its technical problem adopted is:

A tea table arranged on a chair armrest comprises a tea table panel, a connecting piece and two fixing plates fixedly connected with the chair armrest, the side wall of the tea table panel is fixedly connected with a first rotating piece which is pivoted with a U-shaped second rotating piece and limits the first rotating piece to rotate 90 degrees, the first rotating piece is positioned in the U-shaped opening of the second rotating piece and is pivoted with the second rotating piece on two side walls of the U-shaped opening, the second rotating piece is pivoted with the connecting piece at the bottom and limits the second rotating piece to rotate 180 degrees, the two opposite surfaces of the adjacent second rotating parts on the connecting pieces are fixedly connected with first connecting plates, the two first connecting plates are correspondingly pivoted with the two fixed plates and limit the connecting plates to rotate for 90 degrees, and an elastic component which is sleeved on the pivoting shaft and generates elastic force is fixedly arranged at the pivoting position of each first connecting plate.

Preferably, the first rotating member is provided with a first shaft hole, at least one 90-degree arc-shaped first through hole for limiting is formed around the first shaft hole, the second rotating member is provided with a second shaft hole and a second through hole which correspond to the first shaft hole and the first through hole on two side walls of the U-shaped opening respectively, the first shaft hole is internally provided with a first rotating shaft, two ends of the first rotating shaft are correspondingly fixed in the two second shaft holes, and the first through hole is internally provided with a second rotating shaft, two ends of the second rotating shaft are correspondingly fixed in the two second through holes.

Preferably, the number of the first through holes is three, and the second through holes are arranged corresponding to any one of the first through holes.

Preferably, gaskets are arranged between two side walls of the U-shaped opening of the first rotating member and two side walls of the U-shaped opening of the second rotating member.

Preferably, the second rotating member is pivotally connected to the connecting member via a third rotating shaft, the connecting member is provided with an arc-shaped limiting groove forming an angle of 180 degrees and taking the third rotating shaft as a center of a circle, a connecting line direction of two end portions of the limiting groove is perpendicular to the surface of the fixed plate, and the bottom of the second rotating member is provided with a first sliding block which is correspondingly inserted into the limiting groove and slides in the limiting groove to limit the rotating position of the second rotating member.

Preferably, the first connecting plate is provided with a third through hole which is identical to the rotating direction of the connecting piece and forms a 90-degree angle arc shape and is used for limiting the rotating position of the connecting piece, the 90-degree angle of the third through hole is divided equally by the diagonal line of the first connecting plate, and the fixing plate is provided with a second sliding block which is correspondingly inserted into the third through hole and slides in the third through hole.

Preferably, the connecting piece comprises two U-shaped plates, the two U-shaped plates are welded or fixedly connected together through a support provided with a sponge block at the top part respectively connected with the two U-shaped plates, the second rotating piece is limited and pivoted at the bottom of any one U-shaped plate, the two U-shaped plates are correspondingly connected at the open end to form an annular connecting piece, a strip-shaped second connecting plate is welded in the ring of the connecting piece, the second connecting plate is provided with four opposite side walls correspondingly welded at the two ends in the ring, the distance between the position of the second connecting plate and the end part of the ring of the connecting piece is matched with the thickness of the first connecting plate, each second connecting plate is provided with at least one threaded hole, the size of the first connecting plate is matched with the inner diameter of the ring formed by connecting the two U-shaped plates, and the first connecting plate is provided with a fourth through hole corresponding to, and the first connecting plate and the second connecting plate are connected and fixed by screws which penetrate through the fourth through holes and are inserted into the threaded holes.

Preferably, the fixing plate is elongated, and a connecting portion pivotally connected to the first connecting plate is bent at one end of a long side of the fixing plate.

Preferably, the elastic member is a snap piece or a spring.

Preferably, the tea table panel is square, the first rotating member is connected to one corner of the tea table panel, and the first rotating member, the second rotating member, the connecting member, the first connecting plate and the fixing plate are all made of sheet metal materials.

The beneficial effects of the utility model reside in that: the utility model discloses a well tea table passes through the fixed plate to be installed on the handrail, connect simply, both can install the handrail confession that sofa had both been sat the people at sofa edge and use, also can install in the handrail of other seats, make tea table along with the removal of seat and along with removing, people's use has been made things convenient for, simultaneously between first connecting plate and the fixed plate, between connecting piece and the second rotation piece, the second rotates and all is spacing pin joint between piece and the first rotation piece, just can take in convenient the handrail limit with tea table through rotating, can not occupy ground space, saved the space and also made things convenient for and accomodate the tea table, people's use has been made things convenient for.

drawings

FIG. 1 is a perspective view of a first embodiment of the present invention;

FIG. 2 is a perspective view of a second embodiment of the present invention;

Fig. 3 is a schematic structural view of a single fixing plate without a tea table panel according to the first embodiment of the present invention;

Part names and serial numbers in the figure: 1-tea table panel 2-connecting piece 20-limiting groove 21-U-shaped plate 22-second connecting plate 220-threaded hole 3-fixed plate 30-second sliding block 31-connecting part 4-first rotating piece 40-first shaft hole 41-first through hole 42-first rotating shaft 43-second rotating shaft 44-spacer 5-second rotating piece 50-second shaft hole 51-second through hole 52-third rotating shaft 53-first sliding block 6-first connecting plate 60-third through hole 61-fourth through hole 7-elastic part 8-pivot shaft 9-sponge block 90-support.

Detailed Description

To illustrate the objects, technical solutions and advantages of the present invention more clearly, the present invention will be further described with reference to the accompanying drawings and examples, and it is obvious that the described examples are some, but not all, of the embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention. Furthermore, directional terms as referred to in the present disclosure, such as "upper", "lower", "front", "rear", "left", "right", "inner", "outer", etc., refer only to the direction of the attached drawings, and directional terms used are intended to better and more clearly illustrate and understand the present invention rather than to indicate or imply the orientation the present invention must have, and therefore should not be construed as limiting the present invention.

The embodiment of the utility model is shown in fig. 1 to fig. 3, a tea table installed on a chair armrest, which comprises a tea table panel 1, a connecting piece 2, and two fixing plates 3 connected and fixed with the chair armrest, wherein the fixing plates 3 are fixedly connected and installed on the chair armrest, for the armrest of a common chair, holes can be drilled on the armrest, the fixing plates 3 are fixed on the armrest through screw connection, or corresponding clamping structures are arranged on the armrest, the fixing plates 3 are fixed on the armrest through clamping, or cavities can be arranged on the armrest, then the fixing plates 3 are connected and fixed in the cavities through screws or clamping, thus the tea table can be stored and hidden in the cavities, for sofa, the armrest is relatively wide, the cavities are preferably arranged on the armrest for aesthetic appearance, the front, the rear, the left and the right walls of the sofa form the side walls of the cavities, the structure of the sofa is fully utilized by installing the tea table in the cavity on the premise of not influencing the appearance and the function of the sofa, the function is added to the sofa, and the requirement of people sitting beside the handrail for conveniently using the tea table is also met, the side wall of the tea table panel 1 is fixedly connected with the first rotating piece 4, the first rotating piece 4 is pivoted with the U-shaped second rotating piece 5 and limits the first rotating piece 4 to rotate 90 degrees, the first rotating piece 4 is positioned in the U-shaped opening of the second rotating piece 5 and is pivoted with the second rotating piece 5 on the two side walls of the U-shaped opening, so that the tea table panel 1 can rotate 90 degrees relative to the second rotating piece 5, the rotating angle is limited to 90 degrees, the rotating direction of the tea table panel 1 is determined, the tea table panel is determined to be unfolded towards the same direction, and the tea table panel 1 is limited and pivoted in different directions according to different requirements of being installed on the left handrail, the tea table is convenient to use, the tea table can be unfolded or stored by rotating according to the use requirement, the second rotating piece 5 is pivoted with the connecting piece 2 at the bottom and limits the second rotating piece to rotate 180 degrees, the second rotating piece 5 can drive the first rotating piece 4 and the tea table panel 1 to rotate relative to the connecting piece 2, the problem that the tea table rotates randomly under the action of external force when in use is solved while the unfolding direction of the tea table panel 1 is adjusted by pivoting 180 degrees, the first connecting plates 6 are fixedly connected to two opposite surfaces of the adjacent second rotating pieces 5 on the connecting piece 2, the two first connecting plates 6 are correspondingly pivoted with the two fixed plates 3 and limit the first connecting plates 6 to rotate 90 degrees, the connecting piece 2 is pivoted with the fixed plates 3 through the first connecting plates 6, and the tea table panel 1 is positioned in a cavity arranged on a side handrail or a handrail when not in use, at the moment, the tea table panel 1 is vertical to the surface direction of the handrail, when in use, the connecting piece 2 drives the two rotating pieces and the tea table panel 1 to rotate relative to the fixed plate 3, the fixed plate 3 is connected and fixed on the handrail, so that the tea table panel 1 rotates relative to the handrail, the rotating angle is limited by 90 degrees, the tea table panel 1 is positioned above the handrail after rotating by 90 degrees, the tea table panel 1 is parallel to the surface of the handrail after being turned over for people to use, in order to facilitate people to rotate the tea table panel 1 into different inclination angles for use after being turned over, an elastic component 7 which is sleeved on a pivoting shaft 8 and generates elasticity is fixedly arranged at the pivoting position of each first connecting plate 6, the elastic component 7 is compressed by pressure in the rotating process and can not prevent the rotation, when the tea table panel is adjusted to a proper angle, the rotation is stopped, the elastic component 7 rebound, the tea table is prevented from rotating under the action of no external force, and the elastic part 7 can select to use a metal dome sheet or a spring according to different conditions. When the tea table is used, the tea table is firstly installed on the armrests through the fixing plates 3, the armrests can be the armrests of the sofa, and can also be the armrests of other chairs, the connection is simple, after the tea table is installed, the tea table panel 1 is located on the side of the armrests or in a cavity formed in the armrests, then the connecting piece 2 is rotated for 90 degrees relative to the fixing plates 1, the tea table panel 1 is rotated to the upper portions of the armrests, then the second rotating piece 5 is rotated for 180 degrees, the tea table panel 1 is rotated to the upper portions of seats of users, then the first rotating piece 4 is rotated for 90 degrees after the users sit on the seats, the tea table panel 1 is rotated to the front of the users, the tea table can be conveniently used, and the tea table can be stored in an opposite. Therefore, people sitting at the edge of the sofa can use the tea table conveniently, the tea table can move along with the movement of the seat, the use of people is facilitated, the tea table can be stored without occupying the ground space, and the space is saved.

Further improvement, as shown in fig. 1 to 2, the hinge-limiting of each part is preferably realized by a structure which is simple and easy to produce, and does not affect the rotation of the related part during the rotation, the first rotating member 4 is provided with a first shaft hole 40, and at least one 90-degree arc-shaped first through hole 41 for limiting is arranged around the first shaft hole 40, the rotation angle of the first rotating member 4 is limited to 90 degrees through the first through hole, so that the positions of the tea table panel 1 and the second rotating member 5 are changed between parallel and perpendicular, when the tea table panel 1 and the second rotating member 5 are not in use, the bottom surfaces of the tea table panel 1 and the second rotating member 5 are in perpendicular, when the tea table panel 1 and the second rotating member 5 are in parallel, the second shaft hole 50 and the second through hole 51 corresponding to the first shaft hole 40 and the first through hole 41 are respectively arranged on two side walls of the U-shaped opening, the first shaft hole 40 is provided with a first rotating shaft 42, two ends of the first rotating shaft 42 are correspondingly fixed in the two second shaft holes 50, the first through hole 41 is provided with a second rotating shaft 43, two ends of the second rotating shaft 43 are correspondingly fixed in the two second through holes 51, and thus the first rotating member 4 and the second rotating member 5 are limited and hinged together to adjust the position of the tea table panel 1. For the first through holes 41, for convenience of installation, three first through holes 41 are arranged at intervals around the first shaft hole 40, and the second through holes 51 are arranged corresponding to any one of the first through holes 41, so that the universality of parts can be ensured, and the production cost can be saved. In order to reduce the abrasion of the first rotating member 4 and the second rotating member 5 during the rotation, gaskets 44 are respectively arranged between two side walls of the U-shaped opening of the first rotating member 4 and the second rotating member 5, so that the abrasion and the connection stability are reduced through the gaskets 44, and the service life is ensured. For the pivot connection between the second rotating component 5 and the connecting component 2, the second rotating component 5 is pivoted with the connecting component 2 through a third rotating shaft 52, the rotating shaft can be a component arranged on the second rotating component 5 or the connecting component 2, it can be a cylinder protruding from the surface and designed integrally with the second rotating component 5 or the connecting component 2, or a separately designed shaft fixedly connected to the second rotating component 5 or the connecting component 2, different designs can be made according to the production requirement, the connecting component 2 is provided with an arc-shaped limiting groove 20 forming an angle of 180 degrees with the third rotating shaft 52 as the center of a circle, the connecting line direction of two end parts of the limiting groove 20 is perpendicular to the surface of the fixing plate 3, thus the supporting force to the tea table panel 1 is ensured, the bottom of the second rotating component 5 is correspondingly inserted into the limiting groove 20 and slides in the limiting groove 20 to limit the first rotating component The first slide block 53 at the rotation position of the two rotating members 5, the limiting groove 20 is an arc-shaped groove with an angle of 180 degrees in the case that the connecting member 2 is solid, and in the case that the connecting member 2 is hollow, the limiting groove can be an arc-shaped groove arranged on the surface of the connecting member 2 or an arc-shaped through hole arranged on the connecting member 2. For the limit pivot of the first connecting plate 6 and the fixing plate 3, a third through hole 60 which is the same as the rotation direction of the connecting element 2 and forms an arc shape with a 90-degree angle to limit the rotation position of the connecting element 2 is arranged on the first connecting plate 6, and the 90-degree angle of the third through hole 60 is bisected by the diagonal line of the first connecting plate 6, which means that the third through hole 60 can be arranged in any quadrant on a rectangular coordinate system, a second sliding block 30 which is inserted into the third through hole 60 and slides in the third through hole 60 is arranged on the fixing plate 3, and the sliding direction of the second sliding block 30 in the third through hole 60 is the same as or opposite to the sliding direction of the connecting element 2 according to the arrangement position of the third through hole 60 and the rotation direction of the connecting element 2 relative to the fixing plate 3. When the third through hole 60 is disposed at the lower left or lower right position, the starting position of the second slider 30 is at the left end of the third through hole 60, and at this time, the sliding direction of the second slider 30 relative to the third through hole 60 is the same as the sliding direction of the connector 2, and when the third through hole 60 is disposed at the upper left or upper right position, the starting position of the second slider 30 is at the right end of the third through hole 60, and at this time, the sliding direction of the second slider 30 relative to the third through hole 60 is opposite to the sliding direction of the connector 2.

In a further improvement, as shown in fig. 1 and fig. 2, for the convenience of production and assembly, the connecting member 2 includes two U-shaped plates 21, the two U-shaped plates 21 are fixedly connected together by welding or by a bracket 90 with a sponge block 9 on the top connected with the two U-shaped plates 21, the second rotating member 5 is pivoted at the bottom of any one of the U-shaped plates 21 in a limited manner, the two U-shaped plates 21 are correspondingly connected at the open ends to form the annular connecting member 2, the two U-shaped plates 21 are connected by welding, so that no other external parts need to be added on the U-shaped plates 21, the production process is reduced, and for connecting the two U-shaped plates 21 by the bracket 90 connected with the two U-shaped plates 21, respectively, the connection between the U-shaped plates 21 and the bracket 90 can be conveniently assembled and disassembled by riveting or screwing, the processing is convenient, no matter the connection is performed by welding or through the support 90, the height of the connecting piece 2 can be reduced according to requirements, so that the sponge block 9 can be conveniently arranged at the top of the connecting piece 2, when the tea table panel 1 is in a storage state, the sponge block 9 is flush with the surface of the handrail, and no excessively hard object is exposed at the handrail, so that the use experience is not influenced, the inside of the connecting piece 2 is hollow after the connection, the weight of the connecting piece 2 is reduced, the production is convenient, excessive force is not applied to the fixing plate 3 connected and fixed on the handrail due to the weight of the connecting piece 2 in use, the connection stability of the fixing plate 3 is maintained, the inside of the connecting piece 2 is hollow, in order to connect the first connecting plate 6, the strip-shaped second connecting plate 22 is welded in the ring of the connecting piece 2, and the second connecting plate 22 has four opposite side walls correspondingly welded at the two ends in the ring, thus, two second connecting plates 22 are respectively welded at two ends of the ring, the two second connecting plates 22 are oppositely arranged, the connecting piece 2 and the first connecting plate 6 can be stably connected, the position of the second connecting plates 22 is matched with the distance between the ends of the ring of the connecting piece 2 and the thickness of the first connecting plate 6, which means that after the second connecting plates 22 are welded in the ring, the second connecting plates 22 are at a distance from the ends of the ring, if the distance is too large, the pivoting rotation of the first connecting plates 6 and the fixing plates 3 in the ring is not facilitated, if the distance is too small, the first connecting plates 6 protrude from the ring, the rotation is influenced, and when the distance is matched with the thickness of the first connecting plates 6, the first connecting plates 6 are just positioned at the ends of the ring but do not protrude from the ring, the connection is facilitated, the rotation is also ensured, and each second connecting plate 22 is provided with at least one threaded hole 220, the second connecting plate 22 can be fixedly connected with the first connecting plate 6 through one threaded hole 220 on each second connecting plate 22, for the purpose of firm connection, two threaded holes 220 can be arranged at two ends of each second connecting plate 22, so that four threaded holes 220 are formed at one end to be connected with the first connecting plate 6, the connection is firm, the size of the first connecting plate 6 is matched with the inner diameter of a ring formed by connecting two U-shaped plates 21, the first connecting plate 6 is conveniently connected with the second connecting plate 22 in the ring, a fourth through hole 61 corresponding to the threaded hole 220 is formed in the first connecting plate 6, and the first connecting plate 6 and the second connecting plate 22 are fixedly connected through a screw penetrating through the fourth through hole 61 and inserted into the threaded hole 220.

further improvement, as shown in fig. 1 and 2, the fixing plate 3 is strip-shaped, and the connecting portion 31 pivoted with the first connecting plate 6 is bent at one end of the long edge of the fixing plate, so as to facilitate the connection and installation on the handrail, increase the distance between the connecting points, prevent the force applied to the handrail from being too concentrated, enhance the stability of connection, and meanwhile, the connecting portion 31 bent at one end prevents the pivoted first connecting plate 6 from touching the handrail wall and affecting the rotation.

In a further improvement, as shown in fig. 1 and 2, the tea table panel 1 is square, so that the usable area of the tea table panel 1 can be increased, the first rotating member 4 is connected to one corner of the tea table panel 1, and the first rotating member 4 is mounted at the corner so that the tea table panel 1 can be stored without protruding from the surface of the handrail when not in use, and the use of the handrail is not affected. Will first rotation piece 4, second rotate piece 5, connecting piece 2, first connecting plate 6, fixed plate 3 all are made by the sheet metal material, and the sheet metal material workable, the low price has saved manufacturing cost.

It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are considered to be within the scope of the invention as defined by the following claims.

Claims (10)

1. The utility model provides an install tea table on armrest which characterized in that: including tea table panel, connecting piece, be connected two fixed plates fixed with the armrest, the first rotation piece of fixedly connected with on the lateral wall of tea table panel, first rotation piece pin joint has the second rotation piece of U type and spacing first rotation piece rotates 90 degrees, first rotation piece is located the U type opening of second rotation piece and rotates the looks pin joint with the second at U type open-ended both sides wall, the second rotates the piece and rotates 180 degrees with connecting piece pin joint and spacing second rotation piece in the bottom, equal fixedly connected with first connecting plate on two relative surfaces of adjacent second rotation piece on the connecting piece, two first connecting plate corresponds the pin joint and spacing connecting plate with two fixed plates and rotates 90 degrees, and still fixedly is provided with the cover at the epaxial elastic component that produces elasticity in pin joint department of every first connecting plate.

2. The end table mounted on an armrest of a chair of claim 1, wherein: the first rotating part is provided with a first shaft hole, at least one 90-degree-angle arc-shaped first through hole used for limiting is formed in the first shaft hole, the second rotating part is respectively provided with a second shaft hole and a second through hole corresponding to the first shaft hole and the first through hole in the two side walls of the U-shaped opening, a first rotating shaft is arranged in the first shaft hole, the two ends of the first rotating shaft are correspondingly fixed in the two second shaft holes, and a second rotating shaft is arranged in the first through hole and the two ends of the second rotating shaft are correspondingly fixed in the two second through holes.

3. The end table mounted on an armrest of a chair of claim 2, wherein: the first through holes are arranged in three numbers at intervals around the first shaft hole, and the second through holes are arranged corresponding to any one of the first through holes.

4. The end table mounted on an armrest of a chair of claim 1, wherein: gaskets are arranged between two side walls of the U-shaped opening of the first rotating part and the two side walls of the U-shaped opening of the second rotating part.

5. The end table mounted on an armrest of a chair of claim 1, wherein: the second rotating piece is pivoted with the connecting piece through a third rotating shaft, an arc-shaped limiting groove which takes the third rotating shaft as a circle center and forms an angle of 180 degrees is arranged on the connecting piece, the connecting line direction of two end parts of the limiting groove is perpendicular to the surface of the fixed plate, and a first sliding block which is correspondingly inserted into the limiting groove and slides in the limiting groove and is used for limiting the rotating position of the second rotating piece is arranged at the bottom of the second rotating piece.

6. the end table mounted on an armrest of a chair of claim 1, wherein: the first connecting plate is provided with a third through hole which is identical to the rotating direction of the connecting piece and forms a 90-degree angle arc shape and is used for limiting the rotating position of the connecting piece, the 90-degree angle of the third through hole is divided equally by the diagonal line of the first connecting plate, and the fixing plate is provided with a second sliding block which correspondingly inserts the third through hole and slides in the third through hole.

7. The end table mounted on an armrest of a chair of claim 1, wherein: the connecting piece comprises two U-shaped plates, the two U-shaped plates are welded or fixedly connected together through a support with a sponge block arranged at the top part respectively connected with the two U-shaped plates, the second rotating piece is limited and pivoted at the bottom of any one U-shaped plate, the two U-shaped plates are correspondingly connected at the open end to form an annular connecting piece, a strip-shaped second connecting plate is welded in the ring of the connecting piece, the second connecting plate is provided with four opposite side walls correspondingly welded at the two ends in the ring, the distance between the position of the second connecting plate and the end part of the ring of the connecting piece is matched with the thickness of the first connecting plate, each second connecting plate is provided with at least one threaded hole, the size of the first connecting plate is matched with the inner diameter of the ring formed by connecting the two U-shaped plates, and the first connecting plate is provided with a fourth through hole corresponding, and the first connecting plate and the second connecting plate are connected and fixed by screws which penetrate through the fourth through holes and are inserted into the threaded holes.

8. The end table mounted on an armrest of a chair of claim 1, wherein: the fixing plate is strip-shaped, and a connecting part pivoted with the first connecting plate is bent at one end of the long edge of the fixing plate.

9. The end table mounted on an armrest of a chair of claim 1, wherein: the elastic component is a snap dome or a spring.

10. The end table mounted on an armrest of a chair of claim 1, wherein: the tea table panel is square, the first rotating piece is connected to one corner of the tea table panel, and the first rotating piece, the second rotating piece, the connecting piece, the first connecting plate and the fixing plate are all made of sheet metal materials.