CN208017159U - A kind of anti-down tablet chair - Google Patents

Abstract

The utility model discloses a kind of anti-down tablet chair, belongs to tablet chair technical field, including the chair back, chair plate and chair leg, it is characterised in that：The chair back is located at the top of chair plate, the chair leg is located at the lower section of chair plate, the chair plate is fixedly connected with chair leg, connecting rod is equipped between the chair back and chair plate, the chair back and connecting rod flexible connection, the surface of the chair back is equipped with arc bump, the arc bump is provided with two pieces, it is formed with arc groove between two pieces of arc bumps, the surface of the arc bump is equipped with massage convex point, the lower surface of the chair plate is equipped with pressure sensor and controller, the side of the chair plate is equipped with several blind holes, several described blind holes are in the same size and evenly distributed, the blind hole is internally provided with bounce cylinder, travel switch and support column, pass through the setting of the tablet chair, it can prevent falling down for tablet chair from causing excessive injury to student.

Description

A kind of anti-down tablet chair

Technical field

The utility model is related to tablet chair technical field more particularly to a kind of anti-down tablet chairs.

Background technology

Tablet chair is that student attends class sat chair.With the change of Students ' Demand, tablet chair also becomes therewith, from single seat Chair, multi-functional tablet chair and loading tablet chair till now etc. show the variation of education invariably, but it is constant remain student, learn Life is most active active, often after class, can all see student and ride over both legs on desk, be sitting on chair by body to After lean on, and chair is driven to topple over backward, often played extremely, but such action is there are some potential safety problems, due to Center of gravity is toppled over backward, it is easy to which disequilibrium can make student be connected to tablet chair and overturn on ground, can not only break tablet chair, can also make Student is injured.

Utility model content

For the presence of existing phenomenon, it is simple, rational a kind of anti-that the purpose of this utility model is to provide a kind of designs Tablet chair, to solve the problems mentioned in the above background technology.

To achieve the above object, the utility model provides following technical solution：

A kind of anti-down tablet chair, including the chair back, chair plate and chair leg, it is characterised in that：The chair back is located at the top of chair plate, institute The lower section that chair leg is located at chair plate is stated, the chair plate is fixedly connected with chair leg, and connecting rod is equipped between the chair back and chair plate, described The chair back is flexibly connected with connecting rod, and the surface of the chair back is equipped with arc bump, and the arc bump is provided with two pieces, two pieces of institutes It states and is formed with arc groove between arc bump, the surface of the arc bump is equipped with massage convex point, the lower surface of the chair plate Equipped with pressure sensor and controller, the side of the chair plate is equipped with several blind holes, several described blind holes it is in the same size and Evenly distributed, the blind hole is internally provided with bounce cylinder, travel switch and support column, and one end of the bounce cylinder passes through company Spindle is connected with support column, and the travel switch can control the distance of stretch out and draw back of bounce cylinder, and one end of the support column, which is equipped with, delays Spring is rushed, the upper surface of the chair plate is equipped with cushion, and the cushion is detachable, and the chair leg includes connecting pole and support There are two seat, the connecting pole and support base are respectively provided with, the both ends of the support base are equipped with non-slip mat, the shape of the support base In arch bridge shape, reinforcing plate is equipped between the connecting pole.

By using above-mentioned technical proposal, the chair back and chair plate are linked together by the setting of connecting rod, pass through the chair back and chair plate Flexible connection, can as needed to the chair back carry out it is appropriate move up and down, by being provided with massage convex point on arc bump, Good health-care effect is played to the student learnt on tablet chair, avoids student that from cannot going to learn with correct posture, it is long Phase gets off to be unfavorable for the body development of student, and influences study, is sitting on chair and leans on body backward or play on tablet chair, The discontinuity for often causing chair plate, is arranged pressure sensor at this time, can experience each orientation of chair plate at the first time Pressure change, when tablet chair will topple over, signal is passed to controller by pressure sensor, and controller controls bounce cylinder and carries out a left side It moves right, support column is ejected by blind hole by connecting shaft, the triangle when tablet chair falls down due to being formed between support column and chair leg Holder, avoids causing serious safety accident, and because buffer spring setting, support column can be reduced and anti-when ground contacts Active force, the detachable setting of cushion can be replaced, the setting of the support base of arch bridge shape for different situations so that The area of itself and ground contact increases, and can play anti-skidding effect, the setting of reinforcing plate strengthens the intensity of tablet chair so that Chair leg more stablizes the carrying of tablet chair.

As preferred：The controller, pressure sensor, travel switch and bounce cylinder are connected by electric signal.

As preferred：The chair plate is equipped with several lateral straight slots, and the transverse direction straight slot runs through chair plate.

By using above-mentioned technical proposal, ventilative effect is played in the setting of lateral straight slot when student is sitting on chair plate.

As preferred：The arc bump is designed according to human body back, and the position of the massage convex point corresponds to human body Back point.

By using above-mentioned technical proposal, massage convex point corresponds to the back point of human body, and the healthcare function of tablet chair is sent out Wave maximum effect.

The utility model has the advantage of：1. structure design advantages of simple, convex by being provided with massage on arc bump Point, the student learnt on tablet chair play good health-care effect.2. passing through controller, pressure sensor, travel switch It avoids causing serious when tablet chair falls down due to the A-frame formed between support column and chair leg with the setting of bounce cylinder Safety accident.3. the setting of the support base by arch bridge shape so that the area of itself and ground contact increases, and can play anti-skidding Effect.4. the setting of buffer spring, can reduce reaction force when support base and ground contact, the detachable of cushion is set It sets, can be replaced for different situations.

Description of the drawings

Fig. 1 is a kind of structural schematic diagram of anti-down tablet chair of the utility model；

Fig. 2 is a kind of rearview of anti-down tablet chair of the utility model；

Fig. 3 is the sectional view of A-A in Fig. 2.

Reference numeral：1, support base；2, connecting pole；3, chair plate；4, connecting rod；5, massage convex point；6, the chair back；7, arc is convex Block；8, lateral straight slot；9, chair leg；10, non-slip mat；11, reinforcing plate；12, bounce cylinder；13, support column；14, pressure sensor； 15, controller；16, blind hole；17, buffer spring.

Specific implementation mode

Anti-down tablet chair a kind of to the utility model is described further referring to FIG. 1, FIG. 2 and FIG. 3.

A kind of anti-down tablet chair, including the chair back 6, chair plate 3 and chair leg 9, it is characterised in that：The chair back 6 is located at the upper of chair plate 3 Side, the chair leg 9 are located at the lower section of chair plate 3, and the chair plate 3 is fixedly connected with chair leg 9, is equipped between the chair back 6 and chair plate 3 Connecting rod 4, the chair back 6 are flexibly connected with connecting rod 4, and the surface of the chair back 6 is equipped with arc bump 7, the arc bump 7 Two pieces are provided with, arc groove is formed between two pieces of arc bumps 7, the surface of the arc bump 7 is convex equipped with massaging The lower surface of point 5, the chair plate 3 is equipped with pressure sensor 14 and controller 15, and the side of the chair plate 3 is equipped with several blind holes 16, several described blind holes 16 are in the same size and evenly distributed, and the blind hole 16 is internally provided with bounce cylinder 12, travel switch It is connected by connecting shaft and support column 13 with one end of support column 13, the bounce cylinder 12, the travel switch is controllable slow One end of the distance of stretch out and draw back of qi of chong channel ascending adversely cylinder 12, the support column 13 is equipped with buffer spring 17, and the upper surface of the chair plate 3 is equipped with elasticity Pad, the cushion is detachable, and the chair leg 9 includes connecting pole 2 and support base 1, and the connecting pole 2 and support base 1 are respectively provided with There are two, the both ends of the support base 1 are equipped with non-slip mat 10, and the shape of the support base 1 is in arch bridge shape, the connecting pole 2 it Between be equipped with reinforcing plate.

By using above-mentioned technical proposal, the chair back 6 and chair plate 3 are linked together by the setting of connecting rod 4, pass through 6 He of the chair back The flexible connection of chair plate 3, can as needed to the chair back 6 carry out it is appropriate move up and down, by be provided on arc bump 7 by Rub salient point 5, and good health-care effect is played to the student learnt on tablet chair, avoids student that from cannot being gone with correct posture Study gets off to be unfavorable for for a long time the body development of student, and influences study, is sitting on chair and leans on body backward or in tablet chair On play, often cause the discontinuity of chair plate 3, at this time be arranged pressure sensor 14, chair plate 3 can be experienced at the first time The pressure change in each orientation, when tablet chair will topple over, signal is passed to controller 15 by pressure sensor 14, and controller 15 is controlled Bounce cylinder 12 processed is moved left and right, and support column 13 is ejected blind hole 16 by connecting shaft, when tablet chair falls down due to support The A-frame formed between column 13 and chair leg 9, avoids causing serious safety accident, and because buffer spring 17 setting, Reaction force when support column 13 and ground contact can be reduced, the detachable setting of cushion can be directed to different situations and carry out It replaces, the setting of the support base 1 of arch bridge shape so that the area of itself and ground contact increases, and can play anti-skidding effect, reinforce The setting of plate 11 strengthens the intensity of tablet chair so that chair leg 9 more stablizes the carrying of tablet chair.

As preferred：The controller 15, pressure sensor 14, travel switch and bounce cylinder 12 are connected by electric signal It connects.

As preferred：The chair plate 3 is equipped with several lateral straight slots 8, and the transverse direction straight slot 8 runs through chair plate 3.

By using above-mentioned technical proposal, ventilative work is played in the setting of lateral straight slot 8 when student is sitting on chair plate 3 With.

As preferred：The arc bump 7 is designed according to human body back, and the position of the massage convex point 5 corresponds to people The back point of body.

By using above-mentioned technical proposal, massage convex point 5 corresponds to the back point of human body, and the healthcare function of tablet chair is sent out Wave maximum effect.

The above is only the preferred embodiment of the utility model, and the scope of protection of the utility model is not limited merely to Above-described embodiment, technical solution belonging to the idea of the present invention belong to the scope of protection of the utility model.It should refer to Go out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.

Claims (4)

1. a kind of anti-down tablet chair, including the chair back, chair plate and chair leg, it is characterised in that：The chair back is located at the top of chair plate, described Chair leg is located at the lower section of chair plate, and the chair plate is fixedly connected with chair leg, and connecting rod, the chair are equipped between the chair back and chair plate The back of the body and connecting rod flexible connection, the surface of the chair back are equipped with arc bump, and the arc bump is provided with two pieces, described in two pieces Arc groove is formed between arc bump, the surface of the arc bump is equipped with massage convex point, and the lower surface of the chair plate is set There are pressure sensor and controller, the side of the chair plate to be equipped with several blind holes, several described blind holes are in the same size and equal Even arrangement, the blind hole are internally provided with bounce cylinder, travel switch and support column, and one end of the bounce cylinder passes through connection Axis is connected with support column, and the travel switch can control the distance of stretch out and draw back of bounce cylinder, one end of the support column to be equipped with buffering Spring, the upper surface of the chair plate are equipped with cushion, and the cushion is detachable, and the chair leg includes connecting pole and support base, There are two the connecting pole and support base are respectively provided with, the both ends of the support base are equipped with non-slip mat, and the shape of the support base is in Arch bridge shape is equipped with reinforcing plate between the connecting pole.

2. a kind of anti-down tablet chair according to claim 1, it is characterised in that：The controller, pressure sensor, stroke are opened Pass is connected with bounce cylinder by electric signal.

3. a kind of anti-down tablet chair according to claim 1, it is characterised in that：The chair plate is equipped with several lateral straight slots, The transverse direction straight slot runs through chair plate.

4. a kind of anti-down tablet chair according to claim 1, it is characterised in that：The arc bump is set according to human body back Meter, the position of the massage convex point correspond to the back point of human body.