Theatre chair connected with movable table top
Technical Field
The utility model relates to the technical field of theater chairs, in particular to a theater chair connected with a movable table top.
Background
The chair is generally used for auditoriums of large conference rooms, schools or governments and large dance theatres, most of the chairs are composed of a chair seat, a chair back, handrails and standing legs, the standing legs and the handrails are combined into a whole to form a firmly-installed handrail frame, and the formed structure is generally a steel-wood structure or a steel-plastic structure.
However, in the prior art, the theatre chair has a single function and can only meet the sitting requirement, the theatre chairs in school auditoriums and meeting rooms are not provided with table tops generally, and writing and recording of some data are difficult, so that the recording efficiency is low, and the user is not full, and therefore improvement needs to be performed on the basis of the existing theatre chair.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art, and the movable table top is arranged to provide more comprehensive functions for the theater chair.
In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a theater chair of connecting activity desktop, includes theater chair body and connection structure, connection structure includes first bearing, the surface movable sleeve of first bearing is equipped with the connecting block, the bottom swing joint of connecting block has the head rod, the bottom of connecting block is fixed with the bull stick, the recess has been seted up at the top of head rod, and the interior table wall of recess and the surface swing joint of bull stick, be fixed with the second bearing between the table wall in the both sides of head rod, the surface movable sleeve of second bearing is equipped with the second connecting rod, the bottom of second connecting rod is fixed with the table.
As a preferred embodiment, the top of the theater chair body is fixed with armrests near the edges of the two sides, wherein a slot is formed in the front surface of one of the armrests, and the inner surface walls of the two sides of the slot are respectively and fixedly connected with the two ends of the first bearing.
The beneficial effect of adopting the further scheme is that: the handrail and the connecting structure are fixed together through the slot.
As a preferred embodiment, a round hole is formed in the outer surface of the table plate near the bottom edge, and a clamping block is fixed to the top of one of the armrests.
The beneficial effect of adopting the further scheme is that: the round hole and the clamping block are connected with the structure for placing the reinforced desk plate.
As a preferable embodiment, an engagement groove is formed at an edge of the front surface of the theater chair body, which is close to one side, and an inner surface wall of the engagement groove is engaged with an outer surface of the table plate.
The beneficial effect of adopting the further scheme is that: the desk plate is placed in the clamping groove when not in use, so that the space is saved.
As a preferred embodiment, a placing groove is formed in the front surface of the theater chair body near the center, a placing frame is connected between the inner surface walls of the placing groove in a clamping manner, one end of the placing frame extends to the outside of the placing groove, and a pull groove is formed in the front surface of the placing frame.
The beneficial effect of adopting the further scheme is that: the pull groove is pulled to place the articles which are inconvenient to hold inside the placing frame.
As a preferred embodiment, a display screen is fixed on the top of one of the armrests near the front edge, a USB interface is disposed on the outer surface of one side of the one of the armrests near one edge, and a charging interface is disposed on the outer surface of one side of the one of the armrests near the other edge.
The beneficial effect of adopting the further scheme is that: can charge for the cell-phone through the USB interface, the display screen is used for reminding the user not to forget to take away the article of placing the inside of frame.
Compared with the prior art, the utility model has the advantages and positive effects that,
according to the utility model, the table plate is fixed below the handrail through the first bearing, the connecting block, the first connecting rod, the second connecting rod and the second bearing, meanwhile, the table plate is positioned in the clamping groove and does not occupy space, when the table plate needs to be used, the connecting block is rotated up and down through the first bearing, the second connecting rod is rotated left and right through the second bearing, the table plate is erected to the top of the handrail, and a user can easily write, record and the like when lying on the table plate.
Drawings
Fig. 1 is a schematic perspective view of a theater chair connected with a movable table top according to the present invention;
FIG. 2 is an exploded view of a connection structure of a theater chair with a movable table top according to the present invention;
fig. 3 is an enlarged schematic view of a structure at a in fig. 2 of a theater chair with a movable table top connected according to the present invention;
fig. 4 is a side view of a part of a three-dimensional structure of a theater chair connected with a movable table top.
Illustration of the drawings:
1. a theater chair body; 2. a handrail; 3. grooving; 4. a connecting structure; 41. a first bearing; 42. connecting blocks; 43. a first connecting rod; 44. a rotating rod; 45. a groove; 46. a second bearing; 47. a second connecting rod; 48. a table plate; 49. a circular hole; 410. a clamping block; 5. a clamping groove; 6. a placement groove; 7. placing the frame; 8. groove drawing; 9. a display screen; 10. a USB interface; 11. and a charging interface.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
As shown in fig. 1 to 4, the present invention provides a technical solution: a theater chair connected with a movable table top comprises a theater chair body 1 and a connecting structure 4, wherein the connecting structure 4 comprises a first bearing 41, a connecting block 42 is movably sleeved on the outer surface of the first bearing 41, a first connecting rod 43 is movably connected to the bottom of the connecting block 42, a rotating rod 44 is fixed to the bottom of the connecting block 42, a groove 45 is formed in the top of the first connecting rod 43, the inner surface wall of the groove 45 is movably connected with the outer surface of the rotating rod 44, a second bearing 46 is fixed between the inner surface walls on two sides of the first connecting rod 43, a second connecting rod 47 is movably sleeved on the outer surface of the second bearing 46, a table plate 48 is fixed to the bottom of the second connecting rod 47, armrests 2 are fixed to the top of the theater chair body 1 close to the edges on the two sides, a groove 3 is formed in the front surface of one armrest 2, and the inner surface walls on two sides of the groove 3 are respectively fixedly connected with two ends of the first bearing 41, the outer surface of the table plate 48 is provided with a round hole 49 near the bottom edge, the top of one of the armrests 2 is fixed with a clamping block 410, the front surface of the theater chair body 1 near one side edge is provided with a clamping groove 5, and the inner surface wall of the clamping groove 5 is connected with the outer surface of the table plate 48 in a clamping manner.
In this embodiment, the clamping is inside the clamping groove 5 when the table 48 is not used, the space is not occupied, the first bearing 41, the second bearing 46, the connecting block 42, the second connecting rod 47 provides the ability of moving up and down and left and right for the table 48, move the table 48 to the upper side of the handrail 2, only a small part of the table 48 is erected above the handrail 2 at the moment, the structure is not stable enough, the groove 45 of the rotating rod 44 enables the table 48 to rotate, the round hole 49 is connected with the clamping block 410, the structure of the table 48 is reinforced, a round plate is fixed at the bottom of the rotating rod 44, meanwhile, a round chute is formed in the inner wall of the groove 45, the round plate is embedded inside the round chute, the diameter of the round plate is larger than that of the rotating rod 44, and the rotating rod 44 is prevented from falling off from the inside of the groove 45.
Example 2
As shown in fig. 1-4, a placement groove 6 is formed in the front surface of the theater chair body 1 near the center, a placement frame 7 is connected between the inner surface walls of the placement groove 6 in a clamping manner, one end of the placement frame 7 extends to the outside of the placement groove 6, a pull groove 8 is formed in the front surface of the placement frame 7, a display screen 9 is fixed on the top of one of the armrests 2 near the front edge, a USB interface 10 is formed in the outer surface of one side of one of the armrests 2 near the edge of one side, and a charging interface 11 is formed in the outer surface of one side of one of the armrests 2 near the edge of the other side.
In this embodiment, place frame 7 through the kerve 8 and draw 6 outsides to standing groove, the inconvenient article of holding of user can be placed inside placing frame 7, display screen 9 rolls "do not forget the typeface of taking personal article", be used for reminding people not to forget to take away the article of placing frame 7 inside, table 48 can shelter from in display screen 9 top, avoid light to influence other people in the space of dark grey, 2 inside batteries that are fixed with of handrail, for display screen 9 improves the electric energy, simultaneously when user's cell-phone does not have the electricity, the USB interface 10 of 2 one sides of handrail provides the function of charging, display screen 9 can show the remaining electric quantity of battery, when the staff discovers that does not have the electricity soon, charge for the battery through interface 11 that charges.
The working principle is as follows:
as shown in fig. 1-4, when a user sits on the theater chair body 1 and needs to use the table 48, the table 48 is pulled to rotate upward through the first bearing 41 and the connecting block 42, the table 48 is rotated to the upper side of the armrest 2, then the table 48 is rotated one hundred eighty degrees through the rotating rod 44 and the groove 45, so that the side of the table 48, provided with the round hole 49, faces the theater chair body 1, the table 48 is rotated ninety degrees to the left through the second bearing 46 and the second connecting rod 47, so that the table 48 is erected above the armrest 2, meanwhile, the round hole 49 formed in the table 48 is clamped outside the clamping block 410 above the armrest 2, the structure of the table 48 is reinforced, the table 48 is prevented from being easily moved due to the movable connection structure of the rotating rod 44 and the first connecting rod 43, and writing and recording on the upper side is more convenient.
Although the present invention has been described with reference to specific embodiments, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the utility model.