CN214433058U

CN214433058U - Be applied to relevant referee's chair of tennis

Info

Publication number: CN214433058U
Application number: CN202120601388.6U
Authority: CN
Inventors: 肖红艳; 王露
Original assignee: Hunan Nonferrous Metals Vocational and Technical College
Current assignee: Hunan Nonferrous Metals Vocational and Technical College
Priority date: 2021-03-24
Filing date: 2021-03-24
Publication date: 2021-10-22
Anticipated expiration: 2031-03-24

Abstract

The application discloses be applied to relevant referee's chair of tennis, including fixing base and the fixed frame of shape, backup plate, blotter, supporting leg and the seatpad of setting back on one side of the fixing base, fixing base bottom fixed connection supporting leg, the quantity of supporting leg is four, just the even distribution of supporting leg is four ends in the fixing base bottom, every the first fixed block of supporting leg one side fixed connection, fixing base top one side fixed connection seatpad. In order to facilitate the movement of the referee chair, through the second fixed block, the threaded rod and the universal wheel are matched, when the referee chair needs to be moved, the second fixed block is rotated, the second fixed block drives the threaded rod fixedly connected with the second fixed block to rotate, the threaded rod drives the universal wheel fixedly connected with the bottom to rotate, the universal wheel is driven to move downwards on the first fixed block, when the universal wheel is in contact with the ground, the second fixed block continues to be rotated, the supporting leg is supported until the universal wheel, and the function of the referee chair convenient to move is achieved.

Description

Be applied to relevant referee's chair of tennis

Technical Field

The application relates to a referee chair, in particular to a referee chair applied to tennis.

Background

In the tennis project of competitive sports, a referee chair is specially prepared for a referee, so that the referee scores and judges a game more conveniently.

The traditional referee chair has a single structure and function, and is very inconvenient to move due to the large volume of the referee chair; in addition, the distance between the pedals of most referees' chairs is fixed, so that the referees with different body types have certain inconvenience. Therefore, a referee chair applied to tennis related is provided for solving the problems.

Disclosure of Invention

A referee chair applied to tennis related comprises a fixed seat, and a clip-shaped fixed frame, a backup plate, a buffer cushion, supporting legs and a seat cushion which are arranged on one side of the fixed seat, wherein the bottom of the fixed seat is fixedly connected with the supporting legs, the number of the supporting legs is four, the supporting legs are uniformly distributed on four ends of the bottom of the fixed seat, one side of each supporting leg is fixedly connected with a first fixed block, one side of the top of the fixed seat is fixedly connected with the seat cushion, the top of the fixed seat is symmetrically and fixedly connected with the clip-shaped fixed frame, one side of the top of the fixed seat is fixedly connected with the backup plate, the backup plate is inclined, one side of the backup plate is fixedly connected with the buffer cushion, a fixed plate is fixedly connected among the four supporting legs, the inner side of the supporting leg is provided with a chute, the inner side of the chute is slidably connected with a movable pedal, one side of the movable pedal is connected with a fixed bolt through screw threads, one side of the movable pedal is provided with a first screw hole matched with the fixed bolt, and a plurality of second threaded holes are formed in the outer sides of the two right supporting legs.

Furthermore, the bottoms of the four supporting legs are sleeved with anti-skid legs, and the width of each anti-skid leg is larger than that of each supporting leg.

Further, threaded connection threaded rod of first fixed block one side, threaded rod top fixed connection second fixed block, threaded rod bottom fixed connection universal wheel.

Further, a plurality of bracing piece of the inboard fixed connection of the fixed frame of shape returns, just the even distribution of bracing piece equidistance is inboard at the fixed frame of shape returns.

Furthermore, the fixed connection axis of rotation in type fixed frame top one side, the axis of rotation surface runs through and rotates the connection guard plate, the guard plate opposite side is pegged graft and is had the spacer pin, the jack with spacer pin looks adaptation is seted up to guard plate and type fixed frame one side back.

Furthermore, the quantity of activity footboard is a plurality of, just the even distribution of activity footboard is inboard at the spout, just the footboard top is provided with anti-skidding stripe.

The beneficial effect of this application is: the application provides a referee chair for tennis related applications.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic overall perspective view of an embodiment of the present application;

FIG. 2 is a schematic diagram of the overall internal structure of an embodiment of the present application;

FIG. 3 is an enlarged view of a portion of the structure at A in FIG. 1 according to an embodiment of the present disclosure;

in the figure: 1. fixing base, 2, the supporting leg, 3, the fixed plate, 4, the backup plate, 5, the seatpad, 6, the bracing piece, 7, the blotter, 8, the guard plate, 9, the axis of rotation, 10, the spacer pin, 11, the jack, 12, the spout, 13, fixing bolt, 14, first screw hole, 15, anti-skidding leg, 16, activity footboard, 17, the second screw hole, 18, first fixed block, 19, the threaded rod, 20, the second fixed block, 21, the universal wheel, 22, the fixed frame of returning the shape.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all 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 application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Referring to fig. 1-3, a referee's chair applied to tennis, comprising a fixing base 1, and a clip-shaped fixing frame 22, a backup plate 4, a buffer 7, four supporting legs 2 and a seat cushion 5, which are arranged on one side of the fixing base 1, wherein the bottom of the fixing base 1 is fixedly connected with the supporting legs 2, the number of the supporting legs 2 is four, the supporting legs 2 are uniformly distributed on four ends of the bottom of the fixing base 1, one side of each supporting leg 2 is fixedly connected with a first fixing block 18, one side of the top of the fixing base 1 is fixedly connected with the seat cushion 5, the top of the fixing base 1 is symmetrically and fixedly connected with the clip-shaped fixing frame 22, one side of the top of the fixing base 1 is fixedly connected with the backup plate 4, the backup plate 4 is inclined, one side of the backup plate 4 is fixedly connected with the buffer 7, the fixing plate 3 is fixedly connected between the four supporting legs 2, the inner side of the supporting leg 2 on the right side is provided with a sliding groove 12, the inboard sliding connection activity footboard 16 of spout 12, activity footboard 16 one side threaded connection fixing bolt 13, first screw hole 14 with fixing bolt 13 looks adaptation is seted up to activity footboard 16 one side, two on the right side a plurality of second screw hole 17 has been seted up in the 2 outsides of supporting leg.

The bottoms of the four supporting legs 2 are sleeved with anti-skid legs 15, and the width of each anti-skid leg 15 is larger than that of each supporting leg 2; one side of the first fixing block 18 is in threaded connection with a threaded rod 19, the top of the threaded rod 19 is fixedly connected with a second fixing block 20, and the bottom of the threaded rod 19 is fixedly connected with a universal wheel 21; the inner side of the square-shaped fixed frame 22 is fixedly connected with a plurality of support rods 6, and the support rods 6 are uniformly distributed on the inner side of the square-shaped fixed frame 22 at equal intervals; one side of the top of the square-shaped fixing frame 22 is fixedly connected with a rotating shaft 9, the surface of the rotating shaft 9 penetrates through and is rotatably connected with a protection plate 8, the other side of the protection plate 8 is inserted with a limiting pin 10, and the protection plate 8 and one side of the square-shaped fixing frame 22 are provided with insertion holes 11 matched with the limiting pin 10; the quantity of activity footboard 16 is a plurality of, and the even distribution of activity footboard 16 is at spout 12 inboard, just footboard 16 top is provided with anti-skidding stripe.

When the referee chair is required to be moved, the second fixing block 20 is rotated, the second fixing block 20 drives the threaded rod 19 fixedly connected with the second fixing block to rotate, the threaded rod 19 drives the universal wheel 21 fixedly connected with the bottom to rotate, the universal wheel 21 is driven to move downwards on the first fixing block 18, when the universal wheel 21 is in contact with the ground, the second fixing block 20 continues to be rotated until the universal wheel 21 supports the supporting leg 2, and the function of facilitating movement of the referee chair is achieved; the working personnel place each movable pedal 16 according to the body type of the referee and the distance suitable for the referee under the action of the sliding chute 12, then tighten the fixing bolt 13 through the second threaded hole 17 to ensure the stability of the fixing bolt 13, and meanwhile, the top of each movable pedal 16 is provided with anti-slip stripes to prevent the referee from slipping under the feet when climbing, so that the safety is improved to a certain extent; on the referee climbed fixing base 1, under the effect of axis of rotation 9, rotate guard plate 8, then peg graft in jack 11 on the fixed frame 22 of returning the shape with spacer pin 10, played certain guard action to the referee, and 4 one side rigid couplings of backup plate have blotter 7 simultaneously, and the referee's of being convenient for dependence is alleviated the referee and is sat the back for a long time painful, has greatly embodied the rationality and the security of structure.

The application has the advantages that:

1. in order to facilitate the movement of the referee chair, the second fixing block is rotated through the matching among the second fixing block, the threaded rod and the universal wheel when the referee chair needs to be moved, the second fixing block drives the threaded rod fixedly connected with the second fixing block to rotate, the threaded rod drives the universal wheel fixedly connected with the bottom to rotate, and meanwhile, the universal wheel is driven to move downwards on the first fixing block;

2. this application is rational in infrastructure, the staff is according to referee's size, under the effect of spout, place every activity footboard according to the distance that is fit for referee, then tighten fixing bolt through the second screw hole, guarantee fixing bolt's stability, activity footboard top is provided with anti-skidding stripe simultaneously, prevent that referee from skidding under the foot when climbing, the security has improved to a certain extent, referee climbs on the fixing base, under the effect of axis of rotation, the rotation guard plate, then peg graft in the jack on the fixed frame of returning the shape with the spacer pin, certain guard action has been played to referee, backup plate one side rigid coupling has the blotter simultaneously, referee's dependence of being convenient for, alleviate referee's back pain of sitting for a long time, the rationality and the security of structure have greatly been embodied.

It is well within the skill of those in the art to implement, without undue experimentation, the present application is not directed to software and process improvements, as they relate to circuits and electronic components and modules.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A referee chair for tennis related applications, comprising: comprises a fixed seat (1), and a clip-shaped fixed frame (22), a backup plate (4), a cushion pad (7), supporting legs (2) and a seat cushion (5) which are arranged on one side of the fixed seat (1), wherein the bottom of the fixed seat (1) is fixedly connected with the supporting legs (2), the number of the supporting legs (2) is four, the supporting legs (2) are uniformly distributed on four ends of the bottom of the fixed seat (1), each supporting leg (2) is fixedly connected with a first fixed block (18) on one side, the seat cushion (5) is fixedly connected on one side of the top of the fixed seat (1), the clip-shaped fixed frame (22) is symmetrically and fixedly connected on the top of the fixed seat (1), the backup plate (4) is fixedly connected on one side of the top of the fixed seat (1), the backup plate (4) is inclined, the cushion pad (7) is fixedly connected on one side of the backup plate (4), and the supporting legs (2) are fixedly connected with a fixed plate (3), the right side spout (12) have been seted up to supporting leg (2) inboard, spout (12) inboard sliding connection activity footboard (16), activity footboard (16) one side threaded connection fixing bolt (13), first screw hole (14) with fixing bolt (13) looks adaptation are seted up to activity footboard (16) one side, two on the right side a plurality of second screw hole (17) have been seted up in the supporting leg (2) outside.

2. A referee chair for tennis related use according to claim 1, wherein: four antiskid leg (15) are cup jointed to supporting leg (2) bottom, just the width of antiskid leg (15) is greater than the width of supporting leg (2).

3. A referee chair for tennis related use according to claim 1, wherein: threaded connection threaded rod (19) of first fixed block (18) one side, threaded rod (19) top fixed connection second fixed block (20), threaded rod (19) bottom fixed connection universal wheel (21).

4. A referee chair for tennis related use according to claim 1, wherein: circle a plurality of bracing piece (6) of the inboard fixed connection of shape fixed frame (22), just bracing piece (6) equidistance even distribution is inboard at the fixed frame of shape (22) of returning.

5. A referee chair for tennis related use according to claim 1, wherein: circle fixed frame (22) top one side fixed connection axis of rotation (9), axis of rotation (9) surface runs through and rotates and connect protection plate (8), it has spacer pin (10) to peg graft to protection plate (8) opposite side, jack (11) with spacer pin (10) looks adaptation are seted up to protection plate (8) and circle fixed frame (22) one side.

6. A referee chair for tennis related use according to claim 1, wherein: the number of the movable pedals (16) is a plurality, the movable pedals (16) are uniformly distributed on the inner side of the sliding groove (12), and anti-skid stripes are arranged on the top of the pedals (16).