CN201189019Y

CN201189019Y - Desk-top chair

Info

Publication number: CN201189019Y
Application number: CNU2008200468825U
Authority: CN
Inventors: 陈而瑞
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-04-25
Filing date: 2008-04-25
Publication date: 2009-02-04
Anticipated expiration: 2018-04-25

Abstract

The utility model discloses an upper chair of an infant table, comprising a chair back-rest rod and also two straight cylinder holding arms. One end of each straight cylinder holding arm is sleeved with a supporting sleeve, an arc supporting arm extends outside downward in the middle, the middle of the arc supporting arm is in fixed connection with a supporting seat, the supporting seat is hinged with a rotary supporting seat, the rotary supporting seat is connected with a screw rod supporting head which can slide up and down, end parts of the two ends of the chair back-rest rod are connected with a first folding mechanism which can make the bending arc supporting arm rotate and fold inward respectively, the first folding mechanism is connected with a second folding mechanism which can make the arc supporting arm rotate and fold the inside of the chair back-rest rod again, the straight cylinder holding arm and the second folding mechanism are connected; owning to the adoption of the two folding mechanism, the upper chair of the infant table can be folded when not used, occupying less space and bringing convenience for people to carry and place the upper chair of the infant table; the force bearing positions in the folding mechanisms are provided with reinforcing sleeves and sliding columns respectively so as to prevent deformation and increase the service life.

Description

Baby table chair

Technical field

The utility model relates to the articles for babies field, is specifically related to a kind of baby table chair.

Background technology

At present, child particularly the baby have a dinner, during evening, because height is shorter, usually need add a taboret on adult's stool, such way is owing to the height problem of taboret, and it still is higher or on the low side in desk afterwards that child takes, and there are not corresponding safeguard procedures above the taboret, make that being sitting in top child is easy to fall down, increase danger, and also uncomfortable.

For addressing this problem, a kind of chair of invention is arranged in the prior art, include the back bar of a support usefulness, the end, two ends of back bar is connected with a straight collet chuck gripping arm respectively, the one end is socketed with the stop sleeve of an anti-sliding stop, and its middle part is extended with an arc support arm downwards, and the middle part of arc support arm is fixedly connected with a supporting seat, supporting seat is hinged with a rotation supporting seat, and rotation is connected with the screw rod supporting member that can slide up and down on the supporting seat; This chair in use, the table top that is placed on of stop sleeve, adjust the screw rod supporting member, make the screw rod supporting member be resisted against the desk bottom surface, these two parts cooperate the lever that forms a solid with described back bar, the chair that the plant of softnesses such as one cloth is made is installed on the back bar, and child is sitting in above such chair, as snug as a bug in a rug and safety; But this design is not when using, and occupation space is bigger, and is very inconvenient when carrying and settle.

The utility model content

The utility model purpose is: overcome the defective of prior art, provide a kind of when not using, can conveniently settle, the baby table chair that can be convenient for carrying of going out.

The technical scheme that utility model provides is as follows: a kind of baby table chair, include the back bar of a support usefulness, also include two straight collet chuck gripping arms, the one end is socketed with the stop sleeve of an anti-sliding stop, its middle part is extended with an arc support arm downwards, the middle part of arc support arm is fixedly connected with a supporting seat, supporting seat is hinged with a rotation supporting seat, rotation is connected with the screw rod supporting member that can slide up and down on the supporting seat, the end, two ends of described back bar is connected with one respectively can be so that first fold mechanism of the inside rotary folding of bending arc supporting arm, first fold mechanism is connected with one can make described arc supporting arm second fold mechanism of rotary folding in described back bar once more, and described straight collet chuck gripping arm is connected on described second fold mechanism.

As preferably, in the above-mentioned baby table chair, described first fold mechanism includes one and the fixedly sleeved reinforcing sleeve of described back boom end, all offers a pin-and-hole on described back boom end straightway and the described reinforcing sleeve, and two pin-and-holes are connected with a bearing pin; Also include a flexibility, the flexibility outer wall have a twice quarter bend chute, this twice quarter bend chute be oppositely arranged and its rotation direction identical, described bearing pin is installed in the described twice quarter bend chute; Described second fold mechanism includes a connecting rod, and an end cover of connecting rod is followed described straight collet chuck gripping arm, and its other end is hinged with a connector, and described flexibility is fixedlyed connected with described connector.

Further improvement of the utility model, in the above-mentioned baby table chair, described bearing pin also is connected with one and reinforces traveller, and the inwall socket of described flexibility should be reinforced traveller.

As preferably, in the above-mentioned baby table chair, be installed in two flexibility in first fold mechanism at described back bar two ends respectively, rotation direction of quarter bend chute is opposite on it.

Further improvement of the utility model in the above-mentioned baby table chair, also includes a back-moving spring, and back-moving spring is socketed in the described flexibility, and the one end is resisted against described flexibility internal end surface, and the other end is resisted against described reinforced slide styletable face.

The utlity model has following advantage: adopt two fold mechanisms, when the utility model does not use, can fold, occupy little space, be convenient for people to go out to carry and place at ordinary times; Be separately installed with the reinforcing sleeve and reinforce traveller at back bar and these bearing positions of flexibility, reduced the possibility of bearing position distortion, improve service life, reduced fault rate.

Description of drawings

Fig. 1 is a three-dimensional exploded perspective view of the present utility model;

Fig. 2 is the schematic perspective view of Fig. 1;

Fig. 3 is the partial cutaway schematic of twice-folded mechanism among Fig. 1;

Fig. 4 is the schematic perspective view in Fig. 1 folding process;

Fig. 5 is the schematic perspective view of another angle of Fig. 4;

Fig. 6 is the stereogram of flexibility among Fig. 1.

The specific embodiment

Below in conjunction with accompanying drawing concrete embodiment is illustrated:

As Fig. 1, Fig. 2 and shown in Figure 6, a kind of baby table chair, include the back bar 1 of a support usefulness, also include two straight collet chuck gripping arms 21, the one end is socketed with the stop sleeve 3 of an anti-sliding stop, its middle part is extended with an arc support arm 22 downwards, the middle part of arc support arm 22 is fixedly connected with a supporting seat 4, supporting seat 4 is hinged with a rotation supporting seat 5, rotation is connected with the screw rod supporting member 6 that can slide up and down on the supporting seat 5, the end, two ends of described back bar 1 is connected with one first fold mechanism respectively, and first fold mechanism is connected with one second fold mechanism, and described straight collet chuck gripping arm 21 is connected with described second fold mechanism; The direction of rotation of described first fold mechanism and described second fold mechanism is orthogonal.

As shown in Figure 3, described second fold mechanism includes a connecting rod 10, and an end cover of connecting rod 10 is followed described straight collet chuck gripping arm 21, and its other end is hinged with a connector 11; Described first fold mechanism includes one and the fixedly sleeved reinforcing sleeve 7 in described back bar 1 end, all offers 8, two pin-and-holes 8 of a pin-and-hole on described back bar 1 end straightway and the described reinforcing sleeve 7 and is connected with a bearing pin 9; Also include a flexibility 12, flexibility 12 outer walls have a twice quarter bend chute 14, this twice quarter bend chute 14 be oppositely arranged and its rotation direction identical, described bearing pin 9 is installed in the described twice quarter bend chute 14; Described connector 11 is fixedlyed connected with described flexibility 12; Described bearing pin 9 also is connected with one and reinforces traveller 13, and the inwall socket of described flexibility 12 should be reinforced traveller 13; Also include a back-moving spring 15, back-moving spring 15 is socketed in the described flexibility 12, and the one end is resisted against described flexibility 12 internal end surface, and the other end is resisted against described reinforcing traveller 13 end faces.

Operation principle: in use, can be with reference to figure 3, Fig. 4 and Fig. 1, bearing pin 9 is positioned at bending one end of quarter bend chute 14 close back bar 1 ends on the flexibility 12, connecting rod 10 and connector 11 being socketed in of state that be in line reinforced in sleeve 7 inwalls, and whole two fold mechanisms present deployed condition; When folding, only need turn arc support arm 22,, make the straightway of quarter bend chute 14 aim at bearing pin 9, finished folding the first time of the present utility model this moment arc support arm 22 sideway swivel in the back bar; Spur arc support arm 22 then, when making the end of quarter bend chute 14 straightways against bearing pin 9, compression reseting spring 15, and make be hinged connecting rod 10 and connector 11 withdraw from and reinforce sleeve 7, bend arc support arm 22 then, make connecting rod 10 and connector 11 bending state that meets at right angles, it is folding to finish the second time of the present utility model, has saved the space.

Be installed in two flexibility 12 in first fold mechanism at described back bar 1 two ends in the utility model respectively, rotation direction of quarter bend chute 14 is opposite on it, Fig. 4, Fig. 5 are the states in the utility model folding process, demonstrate the folded state of two fold mechanisms respectively, its arc support arm 22 can be simultaneously to the inner of back bar 1 bending, and this time, occupation space was minimum.

Certainly, above embodiment just is explanation rather than restriction the utility model, the above only is preferred embodiment of the present utility model, so all equivalences of doing according to the described structure of the utility model patent claim, feature and principle change or modify, and are included in the utility model patent claim.

Claims

1, a kind of baby table chair, include the back bar of a support usefulness, also include two straight collet chuck gripping arms, the one end is socketed with the stop sleeve of an anti-sliding stop, its middle part is extended with an arc support arm downwards, the middle part of arc support arm is fixedly connected with a supporting seat, supporting seat is hinged with a rotation supporting seat, rotation is connected with the screw rod supporting member that can slide up and down on the supporting seat, it is characterized in that: the end, two ends of described back bar is connected with one respectively can be so that first fold mechanism of the inwardly interior rotary folding of bending arc supporting arm, first fold mechanism is connected with one can make described arc supporting arm second fold mechanism of rotary folding in described back bar once more, and described straight collet chuck gripping arm is connected with described second fold mechanism.

2, baby table chair according to claim 1, it is characterized in that: described first fold mechanism includes one and the fixedly sleeved reinforcing sleeve of described back boom end, all offer a pin-and-hole on described back boom end straightway and the described reinforcing sleeve, two pin-and-holes are connected with a bearing pin; Also include a flexibility, the flexibility outer wall have a twice quarter bend chute, this twice quarter bend chute be oppositely arranged and its rotation direction identical, described bearing pin is installed in the described twice quarter bend chute; Described second fold mechanism includes a connecting rod, and an end cover of connecting rod is followed described straight collet chuck gripping arm, and its other end is hinged with a connector, and described flexibility is fixedlyed connected with described connector.

3, baby table chair according to claim 2 is characterized in that: described bearing pin also is connected with one and reinforces traveller, and the inwall socket of described flexibility should be reinforced traveller.

4, according to the baby table chair described in the claim 2, it is characterized in that: also include a back-moving spring, back-moving spring is socketed in the described flexibility, and the one end is resisted against described flexibility internal end surface, and the other end is resisted against described reinforced slide styletable face.

5, according to the baby table chair described in claim 1 and 2, it is characterized in that: be installed in two flexibility in first fold mechanism at described back bar two ends respectively, rotation direction of quarter bend chute is opposite on it.