CN201123596Y

CN201123596Y - Underframe structure of bed for children

Info

Publication number: CN201123596Y
Application number: CNU2007201862218U
Authority: CN
Inventors: 罗吉喜
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-12-21
Filing date: 2007-12-21
Publication date: 2008-10-01
Anticipated expiration: 2017-12-21

Abstract

The utility model discloses an under frame for a baby crib, comprising a base, two pairs of intersectant under frame pipes movably connected with the base, a rotating pull handle which is arranged on the base and rotates synchronously, a supporting pipe and a knob, wherein, one pair of under frame pipes is provided with a stopper, the front end surface of the stopper and the circumferential surface of the knob are the key of determining the unfolding and locking as well as the unlocking and folding of the under frame pipes. When the rotational pull handle is released to press the base downwards, the knob rapidly ensures that the mechanism is in an unfolding and locking state under the action of the spring, at the time, the front end surface of the stopper is blocked by the circumferential surface of the knob, that is the under frame pipes are locked; when the pull handle is rotated to be limited, the pull handle is lifted to raise the base, at the time, the circumferential surface of the knob is separated from the front end surface of the stopper, the two pairs of under frame pipes are folded downwards under the action of the gravity to be in an unlocking and folding state. The under frame has the advantages of firm locking, safe use and convenient assembly.

Description

The Undercarriage structure of baby's Children

Technical field

The utility model relates to a kind of baby's Tong Chuangjia structure, baby's Children Undercarriage structure that especially a kind of deployable the locking and unlocking is folding.

Background technology

Existing Children, its Undercarriage structure are fixing not collapsible basically, but for the bed as provisional use, and children's play bed for example is not when its fixed Undercarriage structure uses in collection, because of can not folding storage, so the big spatial area that accounted for.The applicant has applied for a kind of deployable locking, folding " Children's Bed Chassis Frame New Structure " patent of release as far back as on April 5th, 2002 to State Patent Office, its Granted publication number is CN2536120Y, disclosed technical scheme is: the interior plug that utilize lateral pin in the four foundation frame pipes be located on the base, is subjected to spring push colludes into another bearing pin the hook part along bearing pin mobile to reach the locking purpose, mention handle during release and drive plug hook part in this bearing pin disengaging, make the underframe pipe folding under the deadweight effect.The more ingenious structure of this mechanism design is also simple, can guarantee children's use personal safety, to catch on its sealed fastness of scheme that bearing pin locks not high but rely on, baby child's vibration that causes of playing in bed just might make the hook part break away from bearing pin voluntarily, so it is high that security is owed, secondly be the assembling difficulty.

Summary of the invention

Goal of the invention of the present utility model is to overcome the deficiencies in the prior art, the sealed fastness of a kind of further raising is provided, guarantees to use safer, the assembling Undercarriage structure of baby's Children very easily again.

Goal of the invention of the present utility model is achieved through the following technical solutions:

A kind of Undercarriage structure of baby's Children, it comprises base, base is provided with the two secondary cross-shaped underframe pipes that constitute the bed underframe, the relative base of underframe pipe flexibly connects, its scope of activities is by being deployed in level to vertically downward between the folded state, the stay pipe that base is provided with rotating pull handle and rotates synchronously with it, and make the underframe pipe launch the folding locking mechanism of the locking and unlocking, it is characterized in that described underframe pipe launch the folding locking mechanism of the locking and unlocking comprise be located at the base below pass stay pipe and with its fixing knob of doing unidirectional spacing rotation, knob is that the center has one section periphery in its both sides symmetric position with the axle center; Be provided with fixing block on a secondary underframe pipe, block one side extends a skewback, and the front end face of skewback and the periphery on the knob constitute the locking that stops the underframe pipe folding downwards, and the while is provided with above-mentioned locking and removes the spring of locking between base and knob.

The flexible connection of the relative base of described underframe pipe promptly is provided with four galianconism that extend to horizontal direction on base, each galianconism is provided with " U " type groove at the logical end, four foundation frame pipes are stretched and are inserted in base and fall in " U " type groove, form removable flexible connection by pin that passes base and underframe pipe and nut.

The unidirectional spacing rotation of described knob promptly is provided with to place restrictions on knob and buckles, and spring one end withstands on to place restrictions on to be buckled, and it is movable and limited that the other end withstands in the stroke groove of base baseplane.

Compared with prior art, the periphery that the scheme of the utility model locking mechanism has adopted knob combines with the front end face of block on being fixed on the underframe pipe and locks, only otherwise turning knob, even external force or bedstead that base and underframe pipe are subjected to upwards are subjected to bigger vibrations, the front end face of block is close on the periphery of knob does not all the time throw off the contact line length, stressed also big, so fastness is better, security is also higher, and assembling easily.

Description of drawings

Fig. 1 is in the locked state exploded view for the utility model.

Fig. 2 is in the locked state constitutional diagram for the utility model.

Fig. 3 is in the released state exploded view for the utility model.

Fig. 4 is in released state in conjunction with figure for the utility model.

Fig. 5 is that the utility model is connected stereogram with the bedstead installation.

The specific embodiment

To remake the utility model embodiment by accompanying drawing below and specify.

Shown in Fig. 1～5,1-underframe pipe among the figure, 2-block, 3-skewback, 4-front end face, 5-rotating pull handle, the 6-stay pipe, the 7-base, 8-supports pore, the 9-galianconism, the 10-pin hole, 11-is " U " type groove, the 12-spring, the 13-knob, the 14-periphery, 15-places restrictions on button, the 16-knob hole.

The Undercarriage structure of baby's Children, be connected (Fig. 5) with the installation of baby's Children bedstead, include a base 7, the base center has one to support pore 8, four galianconism 9 that extend to horizontal direction are arranged, each galianconism is provided with " U " type groove 11 at the logical end, and the two side of groove is provided with the pin hole 10 of coaxial line, and basal surface is provided with the hole (not shown) of stroke groove and hook joint spring 12.

Two secondary underframe pipe 1 cross-shaped formation bed underframe, wherein a secondary underframe pipe is " one " font and is fit into falling in " U " type groove 11 of base 7 respectively, another secondary underframe pipe 1 is inserted in block 2 via pins earlier, being fit into base after nut is fixing more respectively falls in " U " type groove 11, with another secondary pin and nut underframe pipe and base are connected into removable flexible connection, so the underframe pipe is provided with two groups of pin holes 10, because base falls the design feature of " U " type groove, " U " type groove bottom land that promptly falls sealing, the logical below end, the scope of activities of the relative base of underframe pipe is only limited to from the level launched to vertically downward between the state.Block 2 one sides that one secondary underframe pipe 1 is inserted in extend a skewback 3, and a front end face 4 is arranged on the skewback, are to constitute the bed underframe to launch one of feature of locking.

Rotating pull handle 5, stay pipe 6 and the knobs 13 that are located at below the base 7 can rotate synchronously by handling rotating pull handle, this rotating pull handle is connected by pin with stay pipe, the relative stay pipe of rotating pull handle can forward and backwardly be pulled, the support pore 8 that stay pipe 6 passes base passes the knob hole 16 of base below again, and fixes with knob.

Knob 13 is that the center has one section periphery 14 in its both sides symmetric position with the axle center, front end face 4 on this periphery and the block is to constitute the expansion locking that stops underframe pipe 1 folding downwards, and between base and knob, be provided with locking and remove the spring 12 that locks, realize the locking that combines of knob periphery 14 and block front end face 4 in conjunction with the unidirectional spacing rotation of knob, knob 13 unidirectional spacing promptly is provided with to place restrictions on knob buckles 15, spring 12 1 ends withstand on to place restrictions on to be buckled, the other end withstands in the stroke groove of base baseplane, and knob is that knob is limited after rotating of base promptly follows the activity of journey groove and put in place.When lock-out state, spring force acts on to place restrictions on and buckles, and promotes knob, runs into the other end of base stroke groove to placing restrictions on button, and this moment, the periphery of knob pasted mutually with front end face on the block, promptly was lock-out state.

During release, catch rotating pull handle to rotate to a direction, after knob compresses spring fully, because of placing restrictions on the position-limiting action of button, knob can not upwards be mentioned rotating pull handle again when this direction is rotated, simultaneously base is upwards mentioned, the pin rotation that underframe Guan Yiyu base connects, make underframe pipe and base attitude close to the vertical shape, the underframe pipe blocks knob and spring is in hold the power state, and this moment, bed was a folded state.

Claims

1, a kind of Undercarriage structure of baby's Children, it comprises base (7), base is provided with the two secondary cross-shaped underframe pipes (1) that constitute the bed underframe, the relative base of underframe pipe flexibly connects, its scope of activities is by being deployed in level to vertically downward between the folded state, the stay pipe (6) that base (7) is provided with rotating pull handle (5) and rotates synchronously with it, and make the underframe pipe launch the folding locking mechanism of the locking and unlocking, it is characterized in that described underframe pipe launches the folding locking mechanism of the locking and unlocking and comprises that being located at base (7) below passes stay pipe and fixedly make the knob (13) of unidirectional spacing rotation with it, knob is that the center has one section periphery (14) in its both sides symmetric position with the axle center; On a secondary underframe pipe (1), be provided with fixing block (2), block one side extends a skewback (3), periphery (14) on front end face of skewback (4) and the knob constitutes the locking that stops the underframe pipe folding downwards, and the while is provided with above-mentioned locking and removes the spring (12) of locking between base and knob.

2, the Undercarriage structure of baby's Children according to claim 1, the flexible connection that it is characterized in that the relative base (7) of described underframe pipe (1) promptly is provided with four galianconism (9) that extend to horizontal direction on base, each galianconism is provided with " U " type groove (11) at the logical end, four foundation frame pipes are stretched and are inserted in base and fall in " U " type groove, form removable flexible connection by pin that passes base and underframe pipe and nut.

3, the Undercarriage structure of baby's Children according to claim 1 and 2, the unidirectional spacing rotation that it is characterized in that described knob (13) promptly is provided with to place restrictions on knob (13) buckles (15), spring one end withstands on to place restrictions on to be buckled, and it is movable and limited that the other end withstands in the stroke groove of base (7) baseplane.