CN206910105U - Band writes the conference chair of board component - Google Patents

Abstract

A kind of band is the utility model is related to write the conference chair of board component, including the chair back, seat support and the chair leg for supporting the chair back and seat support, chair leg includes two pairs of front chair legs arranged in a crossed manner and rear chair leg, it is rotatable in chair leg after at least one that the board component that writes is installed, the top forward fold of rear chair leg provided with the board component that writes forms armrest part, the front end of armrest part is provided with connector, the board component that writes includes board panel, bottom plate, locating part and rotating connector, bottom plate is fixed on board panel bottom surface, locating part is fixed on bottom plate bottom surface, mutual rotation-limited coordinates between locating part and rotating connector, mutual rotation-limited coordinates between rotating connector and connector, the surfaces of revolution that locating part relatively rotates the surfaces of revolution connector relative with rotating connector of connector is vertical.The utility model sets and write board component, deployable to place paper pen when in use, and has certain support strength, collapsible when not in use in rear chair leg side, occupies little space.

Description

Band writes the conference chair of board component

Technical field

It the utility model is related to office furniture apparatus field, more particularly to a kind of band writes the conference chair of board component.

Background technology

Existing office chair, the chair back, seat support and several parts of chair leg, particularly conference chair are generally comprised, due to meeting place Limitation, generally require set chair entirety more simplify.And corresponding device is preferably set to be easy to participant opening Can when recorded, and the chair back can carry out the reclining of low-angle to change the field-of-view angle of participant.Due to Conference Room The problem of disposably needing to use substantial amounts of chair, therefore also needing to consider the carrying and storage of conference chair.

Utility model content

In order to solve the above problems, the purpose of this utility model, which is to provide when one kind can be easy to user in session, to be carried out The band of record writes the conference chair of board component.

In order to realize above-mentioned purpose, the utility model employs following technical scheme：

Band writes the conference chair of board component, including the chair back, seat support and the chair leg for supporting the chair back and seat support, chair leg include Two pairs of front chair legs arranged in a crossed manner and rear chair leg, it is rotatable in chair leg after at least one that the board component that writes is installed, provided with writing The top forward fold of the rear chair leg of board component forms armrest part, and the front end of armrest part is provided with connector, the board group Part includes board panel, bottom plate, locating part and rotating connector, and bottom plate is fixed on board panel bottom surface, and locating part is fixed In bottom plate bottom surface, mutual rotation-limited coordinates between locating part and rotating connector, mutually spacing between rotating connector and connector It is rotatably assorted, the surfaces of revolution that locating part relatively rotates the surfaces of revolution connector relative with rotating connector of connector is vertical.

Said structure can realize that a range of in horizontal plane and vertical plane of board panel rotates freely, and make to write Letter stencil panel can deploy or in vertical plane contract in horizontal plane, and due to the function of board panel, to need it to have more high-strength Degree, board panel and bottom plate are processed respectively, easy to process.

As optimal technical scheme, the upper end of rotating connector is provided with upward cylindrical mounting seat, and mounting seat is provided with Axis hole, the side wall of the upper end of mounting seat are provided with the two symmetrically arranged fixture blocks upwardly extended, the installation of rotation-limited part upper end Seat pass through locating part after, the fixture block of mounting seat upper end stretches out from the mounting hole of bottom plate, pad A be provided with axis hole and with the card The hole clipping of block-shaped matching, the fixture block stretched out from bottom plate are buckled in hole clipping, and rotating shaft and pad B are sequentially connected pad from top to bottom A, bottom plate, locating part and rotating connector.Annexation between each part is compact.

As optimal technical scheme, one end of connector is plugged in rear chair leg, the anterior end surface of the other end of connector Chute provided with circular arc, rotating connector are connected with connector by rotating shaft, and the back end surface of rotating connector is close to connection The anterior end surface of head, the back end surface of rotating connector are provided with the circular arc sliding block coordinated with slide.By chute and Sliding block coordinates the rotary stopper for realizing rotating connector and connector to coordinate.

As optimal technical scheme, separator is set between rotating connector and connector, separator includes being used to insert Enter the inserted terminal in the axis hole of rotating connector, and for isolating the back end surface of rotating connector and the front side end of connector The isolation end that face directly contacts, isolation end are provided with fluting corresponding with chute, rotating connector, separator and connector three Connected by rotating shaft.Meeting if if the back end surface of rotating connector and the anterior end surface of connector are directly contacted and rotated against Cause two end faces directly contacted to be worn in use for some time, therefore set between rotating connector and connector Separator is put, it is that can prevent that isolate rotating connector directly contacts with the end face of connector to set one of effect of separator, with Avoid the abrasion of end face；The two of effect be can make between rotating connector and connector rotate against it is more smooth；The three of effect It is the connection gap between the end face that can reduce rotating connector and connector, connects both even closer.

As optimal technical scheme, the upper surface of rotary spacing part is provided with spacing preiection, and the bottom surface of locating part is provided with spacing The spacing groove that projection is slidably matched.Realize that the rotary stopper of bottom plate and rotating connector is matched somebody with somebody by spacing preiection and spacing groove Close.

As optimal technical scheme, gear point A and gear point B is provided with spacing groove, spacing groove is in the gear Point A and gear point B width are less than the width of spacing groove other positions, and spacing preiection is slided by the gear point A and shelves Dynamics increase during the B of site in required dynamics relative limit groove needed for other positions；Gear point A and gear point B are leaned on respectively The both ends of nearly spacing groove are set.Gear point is set to prevent from writing board component after being fully deployed or packing up, board group Part by opposition i.e. easily slided in the total movement stroke of spacing groove, meet actual use in occur it is each Kind situation.

As optimal technical scheme, locating part is moulding, and spacing groove includes inner side edge edge and outer side edges edge, wherein leaning on The neighboring edge of nearly locating part for outer side edges edge；Gear point A and gear point B is prominent along simultaneously outward side edge to be arranged on inner side edge The arc gone out protrudes, and the relevant position hollow out for setting arc to protrude on locating part；Spacing preiection is protruding position by the arc When putting, to the hollow part slight deformation occurs for arc protrusion, so that spacing preiection can pass through the gear point A and gear point B. The locating part of said structure it is easily manufactured.

In summary, the utility model sets the board component that writes, deployable to place paper pen when in use, and with certain Support strength, it is collapsible when not in use in rear chair leg side, occupy little space.

Brief description of the drawings

Fig. 1 is schematic structural view of the invention.

Fig. 2 is that reclining structure is fixed on the structural representation in chair leg in the present invention.

The explosive view of Fig. 3 positions reclining structure of the present invention.

Fig. 4 is the upward view of the present invention.

Fig. 5 is the rotary positioning mechanism schematic diagram in the present invention.

Fig. 6 is the structural representation of rotation-limited part A in the present invention.

Fig. 7 is the structural representation of rotation-limited part A another angle in the present invention.

Fig. 8 is the explosive view of board component and its mounting structure of being write in the present invention.

Fig. 9 is the schematic diagram of Fig. 8 another angle.

Figure 10 is the top view of locating part in the present invention.

Wherein：1st, the chair back, 2, seat support, 31, front chair leg, 32, rear chair leg, 33, connecting rod A, 34, connecting rod B, 41, cursor, 42nd, shrapnel group, 43, fixed block, 44, adapter sleeve, 45, side seal board, 46, fastener, 47, bearing pin, 49, sheath, 5, rotational positioning machine Structure, 51, rotation-limited part A, 511, boss A, 5111, block face A, 512, Table top able to be rotated A, 513, through hole A, 514, cushion cap A, 52, Rotation-limited part B, 53, bearing pin A, 6, connector, 61, chute, 7, connector, 71, deep-slotted chip breaker, 72, fixed ear, 91, board Panel, 92, bottom plate, 93, locating part, 931, spacing groove, 932, gear point A, 933, gear point B, 94, rotating connector, 941st, circular arc sliding block, 942, mounting seat, 943, spacing preiection, 95, pad A, 96, pad B, 10, separator.

Embodiment

The preferred embodiment of this patent is described in further detail below in conjunction with the accompanying drawings.

Conference chair as shown in Fig. 1-Figure 10, including the chair back 1, seat support 2 and the chair leg for supporting the chair back 1 and seat support 2, chair Pin includes two pairs of front chair legs 31 and rear chair leg 32 arranged in a crossed manner.The junction of front chair leg 31 and rear chair leg 32 is provided with rotational positioning Mechanism 5.Front chair leg 31 and rear chair leg 32 can be rotated against to contraction or deployed to a certain degree.

As shown in Fig. 1 and Fig. 5-7, rotary positioning mechanism 5 includes the rotation-limited part A51 being fixed on front chair leg 32 and consolidated Rotation-limited the part B52, rotation-limited part A51 and rotation-limited part B52 being scheduled in rear chair leg 32 rotate around same axis.It is spacing Tumbler A51 one end is provided with boss A511, and Table top able to be rotated A512, rotation-limited are left in rotation-limited part A51 same side end face Part B52 one end is provided with boss B521, and it is mutual that Table top able to be rotated B, boss A and boss B are left in rotation-limited part B52 same side end face Rotation-limited coordinates.Boss A includes two lateral part surface A5111, and boss B includes two lateral part surface B, and boss A and boss B are mounted opposite, Running clearance between boss A and boss B be present, rotation-limited part A51 is connected with rotation-limited part B52 by bearing pin A53, boss A Boss surface rotated on Table top able to be rotated B around bearing pin 53, boss B boss surface rotates on Table top able to be rotated A around bearing pin 53, After rotation-limited part A51 and rotation-limited B52 rotates against an angle, boss A a side stop face A and boss B side shelves Face B offset realize it is spacing.By set boss A and and boss B size can adjust gap size between boss, so as to adjust Relative expansion between front chair leg and rear chair leg or the amplitude packed up.

Rotation-limited part A51 in the present embodiment is provided with axially disposed through hole A513, the hole of through hole A513 one end Wall is provided with to inner side depression to be used for spacing cushion cap A514, cushion cap A514 and boss A and is oppositely arranged on the two of rotation-limited part A End.Rotation-limited part B52 is provided with axially disposed through hole B, and the hole wall of through hole B one end is provided with for spacing to inner side depression Cushion cap B, cushion cap B and boss B be oppositely arranged on rotation-limited part B both ends.Through hole A is identical with through hole B aperture, boss A It is mounted opposite with boss B, bearing pin A53 runs through through hole A and through hole B, and the both ends of bearing pin are spacing by cushion cap A and cushion cap B respectively.Pin Axle is provided with screw thread, be threaded so that connected between bearing pin and rotation-limited part A and rotation-limited part B it is even closer, simultaneously Both relative rotations are convenient, set rotation-limited part A51's and rotation-limited part B52 in order to easy to process, in the present embodiment Structure is identical.

As shown in Figure 1 and Figure 4, it is fixed with connecting rod A33 after two between chair leg 32, the company of being fixed between two front chair legs 31 Bar B34, connecting rod B34 are located at connecting rod A33 front side, and connecting rod A33 and connecting rod B34 are in same level, connecting rod A33 and connecting rod B34 supports seat support 2 jointly.

The bottom of seat support 2 is rotatably connected by connector 7 and connecting rod A33, and connector 7 includes deep-slotted chip breaker 71 and is arranged on arc The fixed ear 72 of the both sides of shape groove 71, connecting rod A33 are placed in deep-slotted chip breaker 71, and connector is fixed on seat support by bolt at fixed ear 72 Bottom, connecting rod A33 can rotate around deep-slotted chip breaker 71, so as to realize that seat support 2 rotates around connecting rod A33.Connecting rod A33 radial dimensions and surface Radian matches with the size and radian of the deep-slotted chip breaker 71, is not in larger relative between seat support 2 and connecting rod A6 when in use Rock.

The bottom of seat support 2 is provided with the neck 21 matched with connecting rod B34, after front chair leg and rear chair leg are fully deployed, the card of seat support 2 Groove 21 is buckled on connecting rod B34.Set neck 21 and connecting rod B34 to be clasped and support seat support jointly with connecting rod A33, make seat support Supporting construction is stable, is not in significantly relative rock when in use.Connector is not set between seat support and connecting rod B, is only existed After front chair leg and rear chair leg are fully deployed, seat support, which is rotated down, to be just buckled on connecting rod B, the expansion of seat support or Foldable square Just.

Chair leg is located at the outside of front chair leg afterwards, and after front chair leg and rear chair leg are fully deployed, the front end of chair is narrower than chair Rear end, after seat support is packed up, front and rear two adjacent chairs, the chair front end at rear can be inserted into the chair rear end in front.

As shown in Figures 2 and 3, chair back-rest inclination adjusting part, the chair back-rest inclination regulation are provided between the chair back and front chair leg Component includes cursor 41, shrapnel group 42, fixed block 43, adapter sleeve 44 and side seal board 45, and in the present embodiment, the chair back includes fastening Front panel and rear board together, the upper end of cursor 41 is clamped between front panel and rear board, and is fixed by screw On front panel or rear board, cursor 41 turns forward setting from top to bottom.The lower end of cursor 41 acts on shrapnel group 42 Free end, shrapnel group 42 includes multiple shell fragments being stacked, and the free end of shrapnel group 42 is by fastener 46 by multiple shell fragments Connection, fixed block 43 are provided with the slot of upper end open, and the fixing end of shrapnel group 42 is inserted in the slot of fixed block 43.Adapter sleeve 44 include left and right connecting plate and front side board, and shrapnel group 42 and fixed block 43 are located in adapter sleeve 44, and fixed block 43 is consolidated by bolt The lower end of adapter sleeve 44 is scheduled on, the front end of fixed block 43 and the front side board of adapter sleeve 44 offset.The bottom of cursor 41 is wherein One section is used as connecting portion, and the center of connecting portion is provided with axis hole, the lower end of cursor 41 stretch into adapter sleeve with shrapnel group 42 from Connected by end, cursor 41 is fixed on the top of the left and right connecting plate of adapter sleeve at its connecting portion by bearing pin 47 and pad. Side seal board 45 is arranged on the left and right sides of adapter sleeve 44, and is matched somebody with somebody with the left and right connecting plate of adapter sleeve 44 by junction button and button hole Close and fix.Front chair leg, rear chair leg are hollow metal pipe, and the lower end of adapter sleeve 44 is directly plugged in the upper end of front chair leg.

The lower end of cursor 41 is provided with inverted L-shaped abutting part, and the free end of shrapnel group 42 is connected to the abutting part, and abutting part Vertical edge be located at the front side of shrapnel group.

When human body back is leaned against, and the chair back is exerted a force backward on the chair back, cursor rotates around bearing pin 47, the lower end of cursor Shrapnel group is applied to pressure, deform upon shrapnel group and bend backward, because the rigidity of shrapnel group is larger, shrapnel group by Remain to play the effect at support back after power bending.After revocation is to the external force of the chair back, shrapnel group, which is restored, drives the chair back to reset.

Or the lower end of cursor 41 directly can also be fixedly connected with the free end of shrapnel group.

The sheath of the rubber or other materials for finger is coated with the outside of chair back-rest inclination adjusting part.

As shown in figure 1, the upper end of one of them rear chair leg is rotatable to be provided with the board component that writes.Provided with the board component that writes The top forward fold of chair leg forms armrest part afterwards, and the front end of armrest part is provided with connector 6, and one end of connector 6 is plugged on Afterwards in chair leg, the anterior end surface of the other end of connector 6 is provided with the chute 61 of circular arc, the centre bit of the anterior end surface of connector 6 Axis hole is installed.

As shown in Fig. 8, Fig. 9 and Figure 10, the board component that writes includes board panel 91, the bottom plate set gradually from top to bottom 92nd, locating part 93 and rotating connector 94, rotating connector 94 are connected with connector 6 by rotating shaft, after rotating connector 94 Close to the anterior end surface of connector 6, the back end surface of rotating connector 94 is provided with to be slided with the chute 61 of connector 6 for side end face The circular arc sliding block 941 of cooperation, limitation rotating connector 94 is coordinated around 6 turns of connector by circular arc sliding block 941 and chute 61 Dynamic rotational travel.Meeting if if the back end surface of rotating connector and the anterior end surface of connector are directly contacted and rotated against Cause two end faces directly contacted to be worn in use for some time, thus rotating connector 94 and connector 6 it Between separator 10 is set, separator 10 includes being used for the inserted terminal inserted in the axis hole of rotating connector 94, and for isolating The isolation end that the back end surface of rotating connector 94 directly contacts with the anterior end surface of connector 6, isolation end is provided with and chute Slotted corresponding to 61, rotating connector 94, separator 10 and the three of connector 6 are connected by rotating shaft.The work of separator 10 is set With one of be can prevent isolate rotating connector 94 directly contacted with the end face of connector 6, to avoid the abrasion of end face；Act on it Second, can make between rotating connector 94 and connector 6 rotate against it is more smooth；The three of effect are to reduce rotating connector 94 and connector end face between connection gap, connect both even closer.

The upper end of rotating connector 94 is provided with upward cylindrical mounting seat 942, and mounting seat 942 is provided with axis hole, installs The side wall of the upper end of seat 942 is provided with the two symmetrically arranged fixture blocks upwardly extended, and the upper surface of rotary spacing part 93 is additionally provided with Spacing preiection 943.Locating part 93 is provided with the spacing groove 931 set in circular arc, the spacing preiection 943 of rotating connector In the spacing groove 931, locating part 93 is fixed on bottom plate 92, and the mounting seat 942 of rotation-limited part upper end passes through limit Position part 93 after, the fixture block of the upper end of mounting seat 942 stretches out from the mounting hole of bottom plate 92, pad A95 be provided with axis hole and with it is described The hole clipping of fixture block form fit, the fixture block stretched out from bottom plate 92 are buckled in hole clipping, and rotating shaft and pad B96 connect successively from top to bottom Connection pad piece A95, bottom plate 92, locating part 93 and rotating connector 94.Bottom plate 92 is fixed on the bottom surface of board panel 91, board Panel 91, bottom plate 92 and locating part 93 can relatively rotate connector together and rotate around the axis, and pass through the He of spacing preiection 943 The spacing groove 931 limits the rotational travel that board panel rotates around rotating connector.Wherein, board panel 91 rotates The rotation direction that follower link 94 rotates is vertical around the rotation direction that connector 6 rotates with rotating connector 94.When not in use The board component that will can write turns to arm-chair pin side contraction, occupies little space, the rotation connection structure for the board component that writes is simple Reliably.

Locating part 93 is moulding, as shown in Figure 10, gear point A932 and gear point is provided with spacing groove 931 B933, spacing groove 931 are less than the width of the spacing other positions of groove 931 in the gear point A932 and gear point B933 width Degree, spacing preiection 943 are slided in dynamics relative limit groove 931 required during by the gear point A932 and gear point B933 Dynamics increase needed for other positions.Gear point A932 and gear point B933 is set respectively close to the both ends of spacing groove 931, Set gear point can prevent from writing board component after being fully deployed or packing up, the board component that writes by opposition i.e. easily Slided in the total movement stroke of spacing groove 931, meet the various situations occurred in actual use.

Spacing groove 931 includes inner side edge edge and outer side edges edge, wherein being outside close to the neighboring edge of locating part 93 Edge.Gear point A and gear point B is to be arranged on inner side edge to protrude along prominent arc along simultaneously outward side, and is set on locating part Put the relevant position hollow out of arc protrusion.So that spacing preiection, when by the arc extrusion position, arc protrusion is engraved to described Slight deformation occurs for vacancy, so that spacing preiection can pass through the gear point A and gear point B.

The effect that the board component that writes is set be for the ease of people in session when place data and record, therefore, setting is write The upper surface of letter stencil panel is plane, and is provided with the side edge of board panel to the groove of lower recess and is used to put pen.

The conference chair of the present invention, may be used as conference chair, and the space of occupancy is small, and the chair back can carry out micro- reclining, with This changes the field-of-view angle of user.Meanwhile folder function of arranging in pairs or groups, it is ensured that chair can safely be stored and stacked, and effectively be saved empty Between.

Claims (7)

1. The conference chair of board component 1. band writes, including the chair back（1）, seat support（2）And for supporting the chair leg of the chair back and seat support, it is special Sign is that chair leg includes two pairs of front chair legs arranged in a crossed manner（31）With rear chair leg（32）, at least one rear chair leg（32）On can revolve Turn that the board component that writes is installed, the rear chair leg provided with the board component that writes（32）Top forward fold form armrest part, armrest part Front end connector is installed（6）, the board component that writes includes board panel（91）, bottom plate（92）, locating part（93）With Rotating connector（94）, bottom plate（92）It is fixed on board panel（91）Bottom surface, locating part（93）It is fixed on bottom plate（92）Bottom surface, Locating part（93）With rotating connector（94）Between mutually rotation-limited coordinate, rotating connector（94）With connector（6）Between mutually Rotation-limited coordinates, locating part（93）Relatively rotate connector（94）The surfaces of revolution and rotating connector（94）With respect to connector （6）The surfaces of revolution it is vertical.
2. The conference chair of board component 2. band according to claim 1 writes, it is characterised in that rotating connector（94）Upper end Provided with upward cylindrical mounting seat（942）, mounting seat（942）It is provided with axis hole, mounting seat（942）The side wall of upper end be provided with The two symmetrically arranged fixture blocks upwardly extended, the mounting seat of rotation-limited part upper end（942）Through locating part（93）Afterwards, install Seat（942）The fixture block of upper end is from bottom plate（92）Mounting hole in stretch out, pad A（95）Be provided with axis hole and with the fixture block shape The hole clipping of matching, from bottom plate（92）The fixture block of stretching is buckled in hole clipping, rotating shaft and pad B（96）Pad is sequentially connected from top to bottom Piece A（95）, bottom plate（92）, locating part（93）And rotating connector（94）.
3. The conference chair of board component 3. band according to claim 1 writes, it is characterised in that connector（6）One end grafting In rear chair leg, connector（6）The other end anterior end surface be provided with circular arc chute（61）, rotating connector（94）With connecting Joint（6）Connected by rotating shaft, rotating connector（94）Back end surface close to connector（6）Anterior end surface, rotation connection Part（94）Back end surface be provided with and chute（61）The circular arc sliding block being slidably matched（941）.
4. The conference chair of board component 4. band according to claim 3 writes, it is characterised in that in rotating connector（94）And even Joint（6）Between separator is set（10）, separator（10）Including for inserting rotating connector（94）Axis hole in grafting End, and for isolating rotating connector（94）Back end surface and connector（6）The isolation end that directly contacts of anterior end surface, Isolation end is provided with and chute（61）Corresponding fluting, rotating connector（94）, separator（10）And connector（6）Three passes through Rotating shaft connects.
5. The conference chair of board component 5. band according to claim 1 writes, it is characterised in that rotary spacing part（93）Upper end Face is provided with spacing preiection（943）, locating part（93）Bottom surface be provided with spacing preiection（943）The spacing groove being slidably matched（931）.
6. The conference chair of board component 6. band according to claim 5 writes, it is characterised in that in spacing groove（931）On set There is gear point A（932）With gear point B（933）, spacing groove（931）In the gear point A（932）With gear point B（933）'s Width is less than spacing groove（931）The width of other positions, spacing preiection（943）Slide by the gear point A（932）And shelves Site B（933）Shi Suoxu dynamics relative limit groove（931）Dynamics increase needed for middle other positions；Gear point A（932） With gear point B（933）Respectively close to spacing groove（931）Both ends set.
7. The conference chair of board component 7. band according to claim 6 writes, it is characterised in that locating part（93）For moulding, Spacing groove（931）Including inner side edge edge and outer side edges edge, wherein close to locating part（93）Neighboring edge for outer side edges edge； Gear point A and gear point B is to be arranged on inner side edge to protrude along prominent arc along simultaneously outward side, and arc is set on locating part Prominent relevant position hollow out；When by the arc extrusion position, arc protrusion occurs light spacing preiection to the hollow part Micro- deformation, so that spacing preiection can pass through the gear point A and gear point B.