CN208973099U - A kind of children dinning chair - Google Patents

Abstract

The utility model provides a kind of children dinning chair, belongs to dining chair technical field.It solves the problems, such as that existing children dinning chair brake stability is poor.This children dinning chair includes preceding chair frame and seat, preceding chair frame includes the chair leg that leg support and two are located at seat two sides, each chair leg bottom end is all connected with leg support and top is equipped with handle, leg support two sides are equipped with idler wheel, idler wheel has several breaker slots, the brake bar that can extend into breaker slot is equipped in chair leg, handle includes the shank body for connecting chair leg and the handle lid for connecting shank body, key is equipped between shank body and handle lid, the driving member of top connection key bottom end connection brake bar is equipped in shank body, brake bar includes the bending part positioned at top, driving member bottom end is equipped with the attachment base being embedded in for bending part, the clamping portion being mutually clamped with bending part is equipped in attachment base.This children dinning chair has the advantages that improve brake stability.

Description

A kind of children dinning chair

Technical field

The utility model belongs to dining chair technical field, is related to a kind of children dinning chair.

Background technique

As the improvement of people's living standards, more and more parents start to pay attention to the daily habits from small culture child, Wherein, kid's meal tables and chairs are the Special chairs used of having meal for children.Children dinning chair chair leg bottom on the market is generally all at present Make children dinning chair easy to remove equipped with pulley, and is provided with brake structure on pulley and children dinning chair is avoided arbitrarily to slide, but The brake structure of market top sheave generally indiscriminately imitates the wheel brake structure in other technologies field, so that existing children dinning chair Brake structure volume is big and structure is complicated.

Wheel brake structure in the prior art there are aiming at the problem that, each children dinning chair manufacturer is to pulley brake structure Improve, for example, Chinese patent literature data disclose a kind of children dinning chair Split knob structure [patent No.: 201620415852.1；Application publication number: CN205758150U], including handle, front leg and idler wheel, handle by handle with And handle cover is combined to form and is set to front leg upper end, front leg includes two front leg tubes disposed in parallel and the branch that is in U-shape Frame, front leg tube are plugged on stabilizer blade both ends, rotatable button are equipped between handle and handle cover, button lower end is connected with fulcrum And the lower fulcrum with the linkage of upper fulcrum, wherein the first unit of plastic and the second unit of plastic are equipped between upper fulcrum and lower fulcrum, Upper fulcrum is plugged in the second unit of plastic, hold with a firm grip button when, successively driven by button the second unit of plastic, the first unit of plastic and under The mobile braking to release children dinning chair of fulcrum.

The Split knob structure of the children dinning chair simplifies the brake structure of existing children dinning chair on the market.Wherein, on By the first unit of plastic and the second unit of plastic against the contact increased between upper fulcrum and lower fulcrum between fulcrum and lower fulcrum Area, still, there are still the problems of brake stability difference for children dinning chair.

Summary of the invention

The purpose of this utility model is to propose a kind of children dinning chair for the above-mentioned problems in the prior art, is solved Certainly the technical issues of is the brake stability for how improving children dinning chair.

The purpose of this utility model can be realized by the following technical scheme: a kind of children dinning chair, including preceding chair frame and Seat, the preceding chair frame include the chair leg that leg support and two are located at seat two sides, and each leg bottom end is all connected with Leg support and top are equipped with handle, and the leg support two sides are equipped with idler wheel, and the idler wheel has several breaker slots, leg In be equipped with and can extend into brake bar in breaker slot, the handle includes the shank body for connecting chair leg and the handle lid for connecting shank body, It is equipped with key between the shank body and handle lid, the driving member of top connection key bottom end connection brake bar is equipped in the shank body, It is characterized in that, the brake bar includes the bending part positioned at top, the driving member bottom end is equipped with the company being embedded in for bending part Joint chair is equipped with the clamping portion being mutually clamped with bending part in the attachment base.

Bending part is formed by brake bar top bending, when in bending part insertion attachment base, only passes through bending part Hooking attachment base makes brake bar be connected with driving member, is further mutually clamped clamping portion so that bending part is firm solid with bending part It is scheduled in attachment base, when driving member drives brake bar mobile, it is good that this kind of structure makes brake bar the moving stability, and by being driven Part can directly drive brake bar mobile, improve braking efficiency, meanwhile, attachment base is set to driving member bottom end and makes brake bar Arrangement length shortens, and key is set between shank body and handle lid, on the one hand this kind of structure makes key layout convenient, avoids In shank body or handle covers the structure for individually opening up and stretching out for key, on the other hand makes idler wheel control convenient.This children dinning chair Principle be: when key is in original state, brake bar is embedded in breaker slot, idler wheel locking, push key when, be applied to by Active force on key directly drives driving member mobile, driving member directly drives brake bar movement so that brake bar exit braking Slot, idler wheel unlock, to improve the brake stability of children dinning chair.

In a kind of above-mentioned children dinning chair, the driving member is plate-like, and the attachment base is located at driving member side, described Attachment base further includes the bar portion for connecting bending part and capable of being embedded in breaker slot, and the attachment base offers the guide groove for accommodating bar portion And the limiting slot of connection guide groove and receiving bending part, the clamping portion are set to the connectivity part of guide groove and limiting slot.In plate The driving member of shape is capable of increasing the arrangement areas of attachment base, and when brake bar is embedded in attachment base, bending part is in limiting slot, bar Portion is located in guide groove, and limiting slot and breaker slot are adapted with the shape of brake bar, when bar portion is mobile, limits groove groove wall energy Enough to play the role of limit to bending part, the movement that braking groove groove wall can play guiding to bar portion to improve bar portion is steady It is qualitative, and the setting position of clamping portion further increases brake bar further such that brake bar is clamped securely in attachment base The moving stability, to improve the brake stability of children dinning chair.

In a kind of above-mentioned children dinning chair, the clamping portion is in the form of a column, and the clamping portion has and bending part shape phase The bayonet of adaptation, and the opening of the bayonet is less than the diameter of clamping portion.The shape of bayonet is adapted with the shape of bending part, is made Bending part wall surface can be affixed with bayonet wall surface and lean on, avoid shaking in brake bar moving process, improve the shifting of brake bar Dynamic stability, the diameter that the opening of bayonet is less than clamping portion avoid brake bar from falling off from bayonet, improve brake bar and attachment base Connective stability, to further increase the brake stability of children dinning chair.

In a kind of above-mentioned children dinning chair, the shank body includes the main handle body for fastening handle lid, the main handle body and handle lid The side of fastening is equipped with the guide holder being embedded in for driving member, and the guide holder includes two pieces of guiding for being located at driving member both sides Plate and for driving member far from attachment base side against against item, it is described to be separately connected two pieces of guide plates against a both ends.When After driving member is embedded in guide holder, the guide plate positioned at driving member both sides plays the role of guiding to the movement of driving member, to improve On the one hand the moving stability of driving member reduces the contact area of attachment base side and main handle body against item, on the other hand increases The integral strength of guide plate, to improve the brake stability of children dinning chair.

In a kind of above-mentioned children dinning chair, the side that the driving member is equipped with attachment base is equipped with from attachment base towards top side To the balance strip of extension, the side of the handle lid connection main handle body is equipped with several positive stop strips against guide holder, the limit There is gap, the positive stop strip is staggered with against item between item and balance strip.When handle lid and main handle body fasten, positive stop strip is supported It leans against and is detached from guide holder on guide holder to limit driving member, positive stop strip is staggered with against item, and it is de- further to limit driving member From guide holder so that driving member is always positioned in guide holder, balance strip on the one hand increase transmission by integral strength, another side makes Driving member overall structure is coordinated, avoid driving member crooked, to improve the moving stability of driving member, positive stop strip and balance strip it Between gap avoid because driving member movement due to cause to rub between positive stop strip and balance strip, further increase the shifting of driving member Dynamic stability, to improve the brake stability of children dinning chair.

In a kind of above-mentioned children dinning chair, the shank body further includes being embedded in the secondary shank body of chair leg and against chair leg top First demarcation plate of end face, the main handle body are opened on first demarcation plate by being connected between the first demarcation plate and secondary shank body Equipped with the first recessing groove worn for bar portion, the pair shank body offers the first guide channel of the first recessing groove of connection.First On the one hand demarcation plate plays the role of support to shank body against chair leg top end face, on the other hand cover chair leg top end face and avoid Extraneous sundries, which enters in chair leg, interferes brake bar mobile, so that brake bar is mobile flexibly, the first recessing groove to brake Bar can be protruded into conveniently and accurately in chair leg, and the first guide channel can be oriented to the brake bar for passing through chair leg top, The moving stability of the brake bar in chair leg is improved, to improve the brake stability of children dinning chair.

In a kind of above-mentioned children dinning chair, the leg support includes the main frame body for supporting chair leg and the pair for connecting main frame body Frame body, the subframe body include the connection frame for being embedded in chair leg bottom end, and the connection frame offers the second guiding worn for bar portion Channel, the subframe body further include the buckling support fastened with main frame body and the second demarcation plate against chair leg bottom end end face, institute It states connection frame and is connected with buckling support by the second demarcation plate, offered on second demarcation plate and be connected to the of the second guide channel Two recessing grooves.Chair leg is connected by connection frame with main frame body, and it is firm that subframe body insertion chair leg bottom end supports leg support to chair leg, Second guide channel can be oriented to the brake bar for passing through chair leg bottom end, and by the first guide channel and the second guide channel It combines so that position of the brake bar in chair leg determines, further increases the moving stability of the brake bar in chair leg, second On the one hand demarcation plate increases leg support to the bearing area of chair leg, on the other hand avoid the sundries of bottom surface from entering and interfere system in chair leg Lever is mobile, so that brake bar is mobile flexibly, to improve the brake stability of children dinning chair.

In a kind of above-mentioned children dinning chair, each leg is equipped with close to the side of seat to be extended along chair leg length Sliding rail, the seat two sides are respectively connected with an adjustment structure, and the adjustment structure includes can be sliding along sliding rail The sliding part of shifting.Since sliding part can slide along sliding rail, this kind of structure enables pedestal by sliding part along sliding The mobile height adjusting function to realize seat of guide rail.

In a kind of above-mentioned children dinning chair, the sliding part includes the bending edge of slide plate and connection slide plate two sides, often A bending edge forms card slot between slide plate, and the sliding rail has the snap-gauge of insertion card slot, the bending edge side Along the first protrusion being equipped with towards snap-gauge, the snap-gauge two sides are equipped with the second protrusion against the first protrusion.Sliding part and sliding After track cooperation, snap-gauge, which is embedded in card slot, avoids sliding part from falling off from sliding rail, the first protrusion and the second raised phase It to setting and can abut each other, so that sliding part and sliding rail cooperation are firm to avoid sliding part relative sliding track It shakes, to improve the stability of pedestal height adjustment.

Compared with prior art, a kind of children dinning chair provided by the utility model has the advantage that

1, brake bar and driving member are connected directly, and when pushing key, the active force being applied on key directly drives transmission Part is mobile, driving member directly drives brake bar mobile so that brake bar exit breaker slot, idler wheel unlocks, wherein bending part is embedding Enter in attachment base and be mutually clamped with clamping portion so that brake bar connect with driving member it is firm, to improve the brake of children dinning chair Vehicle stability.

2, after driving member is embedded in guide holder, guide plate is oriented to the movement of driving member, on the one hand reduces against item On the other hand the contact area of attachment base side and main handle body increases the integral strength of guide plate, when handle lid and main handle body fasten, Positive stop strip is resisted against on guide holder to limit driving member and be detached from guide holder, and balance strip avoids driving member skew and makes balance strip whole Body structural coordination, the gap between positive stop strip and balance strip avoid causing to send out between positive stop strip and balance strip because of driving member movement Raw friction, so that the movement of driving member is steady, to improve the brake stability of children dinning chair.

3, when brake bar is installed, the first recessing groove enables brake bar conveniently and accurately to protrude into chair leg, and first Guide channel can be oriented to the brake bar for passing through chair leg top, and the second guide channel can be to the system for passing through chair leg bottom end Lever is oriented to, and the first guide channel is combined with the second guide channel so that position of the brake bar in chair leg is true It is fixed, the moving stability of the brake bar in chair leg is improved, to improve the brake stability of children dinning chair.

4, pedestal can move the height adjustment to realize seat, a protrusion and second by sliding part along slide rail Protrusion is oppositely arranged and can abut each other so that the cooperation of sliding part and sliding rail is firm to slide rail to avoid sliding part is opposite Road shakes, to improve the stability of pedestal height adjustment.

Detailed description of the invention

Fig. 1 is the overall structure diagram of this children dinning chair.

Fig. 2 is the partial structure sectional view of Fig. 1.

Fig. 3 is the overall structure diagram of main handle body.

Fig. 4 is the overall structure diagram of handle lid.

Fig. 5 is the overall structure diagram of subframe body.

Fig. 6 is the overall structure diagram of driving member.

Fig. 7 is the fit structure schematic diagram of sliding part and sliding rail.

In figure, 1, preceding chair frame；2, seat；3, leg support；31, main frame body；32, subframe body；33, connection frame；331, it second leads To channel；34, buckling support；35, the second demarcation plate；351, the second recessing groove；4, chair leg；41, sliding rail；411, snap-gauge； 412, the second protrusion；5, handle；51, shank body；52, handle lid；521, positive stop strip；53, main handle body；54, guide holder；541, it is oriented to Plate；542, against item；55, secondary shank body；551, the first guide channel；56, the first demarcation plate；561, the first recessing groove；6, it rolls Wheel；61, breaker slot；7, brake bar；71, bending part；72, bar portion；8, key；9, driving member；91, attachment base；911, clamping portion； 912, guide groove；913, limiting slot；914, bayonet；915, balance strip；10, adjustment structure；101, sliding part；102, slide plate； 103, bending edge；104, card slot；105, the first protrusion.

Specific embodiment

It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further Description, but the utility model is not limited to these examples.

As shown in Figure 1, this children dinning chair includes preceding chair frame 1 and seat 2.

As shown in Fig. 2, preceding chair frame 1 includes the chair leg 4 that leg support 3 and two are located at 2 two sides of seat, each chair leg 4 Bottom end is all connected with leg support 3 and top is equipped with handle 5, and in the present embodiment, 3 two sides of leg support are equipped with idler wheel 6, and idler wheel 6 has ten Two breaker slots 61, in actual production, the quantity of idler wheel 6 can be 11 or 13, and being equipped in chair leg 4 can extend into Brake bar 7 in breaker slot 61, handle 5 include connection chair leg 4 shank body 51 and connect shank body 51 handle lid 52, shank body 51 with It is equipped with key 8 between handle lid 52, the driving member 9 of top connection 8 bottom end of key connection brake bar 7, brake bar are equipped in shank body 51 7 include the bending part 71 positioned at top, as shown in fig. 6,9 bottom end of driving member is equipped with the attachment base 91 being embedded in for bending part 71, even The clamping portion 911 being clamped with 71 phase of bending part is equipped in joint chair 91, driving member 9 is plate-like, and attachment base 91 is located at driving member 9 one Side, attachment base 91 further include the bar portion 72 for connecting bending part 71 and capable of being embedded in breaker slot 61, and attachment base 91 offers receiving bar The guide groove 912 and connection guide groove 912 in portion 72 and the limiting slot 913 of receiving bending part 71, clamping portion 911 is set to guiding The connectivity part of slot 912 and limiting slot 913, clamping portion 911 are in the form of a column, and clamping portion 911 has compatible with 71 shape of bending part Bayonet 914, and the opening of bayonet 914 is less than the diameter of clamping portion 911, shank body 51 includes the main handle body 53 for fastening handle lid 52, such as Shown in Fig. 3, the side that main handle body 53 and handle lid 52 fasten is equipped with the guide holder 54 being embedded in for driving member 9, and guide holder 54 includes two Block be located at 9 both sides of driving member guide plate 541 and for driving member 9 far from 91 side of attachment base against against item 542, Two pieces of guide plates 541 are separately connected against 542 both ends of item, the side that driving member 9 is equipped with attachment base 91 is equipped with from 91 court of attachment base The balance strip 915 that top orientation extends, as shown in Fig. 4, in the present embodiment, the side that handle lid 52 connects main handle body 53 is equipped with five A positive stop strip 521 against guide holder 54, in actual production, the quantity of positive stop strip 521 can be four or six, positive stop strip There is gap, positive stop strip 521 is staggered with against item 542, and shank body 51 further includes insertion chair leg between 521 and balance strip 915 4 secondary shank body 55 and the first demarcation plate 56 against 4 top end face of chair leg, main handle body 53 by the first demarcation plate 56 with it is secondary It is connected between shank body 55, the first recessing groove 561 worn for bar portion 72 is offered on the first demarcation plate 56, secondary shank body 55 offers It is connected to the first guide channel 551 of the first recessing groove 561, leg support 3 includes the main frame body 31 and connection body frame of support chair leg 4 The subframe body 32 of body 31, as shown in figure 5, subframe body 32 includes the connection frame 33 of insertion 4 bottom end of chair leg, connection frame 33 offers confession The second guide channel 331 that bar portion 72 is worn, subframe body 32 further include with the buckling support 34 of the fastening of main frame body 31 and against chair Second demarcation plate 35 of 4 bottom end end face of leg, connection frame 33 are connected by the second demarcation plate 35 with buckling support 34, the second demarcation plate 35 On offer connection the second guide channel 331 the second recessing groove 351.

As shown in fig. 7, each chair leg 4 is equipped with the sliding rail 41 extended along 4 length of chair leg close to the side of seat 2, 2 two sides of seat are respectively connected with an adjustment structure 10, and adjustment structure 10 includes the sliding part that can be slid along sliding rail 41 101, sliding part 101 includes slide plate 102 and the bending edge 103 for connecting 102 two sides of slide plate, and each bending edge 103 is and slide plate Card slot 104 is formed between 102, sliding rail 41 has the snap-gauge 411 of insertion card slot 104, and 103 edge of bending edge is equipped with towards card First protrusion 105 of plate 411,411 two sides of snap-gauge are equipped with the second protrusion 412 against the first protrusion 105.

When key 8 is in original state, brake bar 7 is embedded in breaker slot 61,6 locking of idler wheel, when pushing key 8, is applied The active force being added on key 8 directly drives driving member 9 mobile, driving member 9 directly drive brake bar 7 to move so that brake bar 7 exit breaker slot 61, and idler wheel 6 unlocks.Wherein, brake bar 7 is connected directly with driving member 9, and bending part 71 is embedded in attachment base 91 In and be clamped with 911 phase of clamping portion, the guide frame of driving member 9 is equipped in handle 5, the guiding knot of brake bar 7 is equipped in chair leg 4 Structure, to improve the brake stability of children dinning chair.

The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.

Although chair frame 1 before being used more herein, seat 2, leg support 3, main frame body 31, subframe body 32, connection frame 33, the Two guide channels 331, buckling support 34, the second demarcation plate 35, the second recessing groove 351, chair leg 4, sliding rail 41, snap-gauge 411, Two protrusions 412, handle 5, shank body 51, handle lid 52, positive stop strip 521, main handle body 53, guide holder 54, guide plate 541, against item 542, secondary shank body 55, the first guide channel 551, the first demarcation plate 56, the first recessing groove 561, idler wheel 6, breaker slot 61, braking Bar 7, bending part 71, bar portion 72, key 8, driving member 9, attachment base 91, clamping portion 911, guide groove 912, limiting slot 913, bayonet 914, the arts such as balance strip 915, adjustment structure 10, sliding part 101, slide plate 102, bending edge 103, card slot 104, first protrusion 105 Language, but it does not exclude the possibility of using other terms.The use of these items is only for be more convenient to describe and explain this The essence of utility model；It is contrary to the spirit of the present invention to interpret them as any one of the additional limitations.

Claims (9)

1. a kind of children dinning chair, including preceding chair frame (1) and seat (2), the preceding chair frame (1) includes leg support (3) and two It is located at the chair leg (4) of seat (2) two sides, each leg (4) bottom end is all connected with leg support (3) and top is equipped with handle (5), leg support (3) two sides are equipped with idler wheel (6), and the idler wheel (6) has several breaker slots (61), leg (4) In be equipped with and can extend into brake bar (7) in breaker slot (61), the handle (5) include the shank body (51) of connection chair leg (4) with And the handle lid (52) of connection shank body (51), key (8) are equipped between the shank body (51) and handle lid (52), in the shank body (51) Driving member (9) equipped with top connection key (8) bottom end connection brake bar (7), which is characterized in that the brake bar (7) includes Bending part (71) positioned at top, driving member (9) bottom end are equipped with the attachment base (91) being embedded in for bending part (71), the company The clamping portion (911) being mutually clamped with bending part (71) is equipped in joint chair (91).

2. a kind of children dinning chair according to claim 1, which is characterized in that the driving member (9) is plate-like, the connection Seat (91) is located at driving member (9) side, and the attachment base (91) further includes connection bending part (71) and can be embedded in breaker slot (61) bar portion (72), the attachment base (91) offer the guide groove (912) for accommodating bar portion (72) and connection guide groove (912) and the limiting slot (913) of receiving bending part (71), the clamping portion (911) are set to guide groove (912) and limiting slot (913) connectivity part.

3. a kind of children dinning chair according to claim 2, which is characterized in that the clamping portion (911) is in the form of a column, the card Socket part (911) has bayonet (914) compatible with bending part (71) shape, and the opening of the bayonet (914) is less than clamping The diameter in portion (911).

4. a kind of children dinning chair according to claim 3, which is characterized in that the shank body (51) includes fastening handle lid (52) Main handle body (53), the side that the main handle body (53) and handle lid (52) fasten is equipped with the guide holder being embedded in for driving member (9) (54), the guide holder (54) is located at the guide plate (541) on driving member (9) both sides and for driving member (9) including two pieces Far from attachment base (91) side against against item (542), it is described to be separately connected two pieces of guide plates against item (542) both ends (541)。

5. a kind of children dinning chair according to claim 4, which is characterized in that the driving member (9) is equipped with attachment base (91) Side be equipped with the balance strip (915) that extends from attachment base (91) towards top orientation, handle lid (52) connection main handle body (53) Side be equipped with several against guide holder (54) positive stop strip (521), between the positive stop strip (521) and balance strip (915) With gap, the positive stop strip (521) is staggered with against item (542).

6. a kind of children dinning chair according to claim 4 or 5, which is characterized in that the shank body (51) further includes insertion chair The secondary shank body (55) of leg (4) and the first demarcation plate (56) against chair leg (4) top end face, the main handle body (53) pass through the It is connected between one demarcation plate (56) and secondary shank body (55), the worn for bar portion (72) is offered on first demarcation plate (56) One recessing groove (561), the pair shank body (55) offer the first guide channel (551) of connection the first recessing groove (561).

7. a kind of children dinning chair according to claim 6, which is characterized in that the leg support (3) includes support chair leg (4) Main frame body (31) and the subframe body (32) for connecting main frame body (31), the subframe body (32) include insertion chair leg (4) bottom end Connection frame (33), the connection frame (33) offer the second guide channel (331) worn for bar portion (72), the subframe body It (32) further include the buckling support (34) fastened with main frame body (31) and the second demarcation plate against chair leg (4) bottom end end face (35), the connection frame (33) is connected by the second demarcation plate (35) with buckling support (34), is opened on second demarcation plate (35) The second recessing groove (351) equipped with connection the second guide channel (331).

8. a kind of children dinning chair described according to claim 1 or 2 or 3 or 4 or 5, which is characterized in that each leg (4) The sliding rail (41) extended along chair leg (4) length is equipped with close to the side of seat (2), seat (2) two sides are all connected with There is an adjustment structure (10), the adjustment structure (10) includes the sliding part (101) that can be slid along sliding rail (41).

9. a kind of children dinning chair according to claim 8, which is characterized in that the sliding part (101) includes slide plate (102) And the bending edge (103) of connection slide plate (102) two sides, each bending edge (103) form card between slide plate (102) Slot (104), the sliding rail (41) have the snap-gauge (411) of insertion card slot (104), and bending edge (103) edge is equipped with Towards first raised (105) of snap-gauge (411), snap-gauge (411) two sides are equipped with the second protrusion against first raised (105) (412)。