CN103908117A - Lower folding mechanism of children's game bed - Google Patents
Lower folding mechanism of children's game bed Download PDFInfo
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- CN103908117A CN103908117A CN201410154720.3A CN201410154720A CN103908117A CN 103908117 A CN103908117 A CN 103908117A CN 201410154720 A CN201410154720 A CN 201410154720A CN 103908117 A CN103908117 A CN 103908117A
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- footpost
- stay cord
- bar
- sheet
- connecting rod
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Abstract
Disclosed is a lower folding mechanism of a children's game bed. The lower folding mechanism comprises bed legs (1), upper connecting rods (4) and lower connecting rods (5), the upper connecting rods (4) are located above the lower connecting rods (5) at intervals and connected with corresponding positions of the bed legs (1) movably, the lower connecting rods (5) are movably connected with the corresponding bed legs (1), one end, connected with a rotating shaft (51), of each lower connecting rod (5) is bifurcated to form an upper branch rod (52) and a lower branch rod (53), each upper branch rod (52) is connected with a first pull cord (54), the other end of each first pull cord (54) is connected with a pull portion via a cross shaft (11) at the bottom of the corresponding bed leg, the end of each lower branch rod (53) is connected with a second pull cord (55), and the other end of each second pull cord (55) is connected with the pull portion via a movable shaft and another cross shaft sequentially. The lower folding mechanism has the advantages that a lower folding portion of a bed body is simpler in structure, few in parts and convenient to assemble, production cost is lowered greatly, and the lower folding mechanism is firm in structure, safe to operate, convenient and good in stability.
Description
Technical field
The present invention relates to a kind of child play bed manufacture technology field, especially refer to a kind of downward folding machine structure of child play bed.
Background technology
Existing a kind of application number is that the Chinese invention patent that CN201310307100.4 name is called " a kind of child entertainment bed downward folding machine structure " discloses a kind of structure, its structure comprises the fixed bar fixing with described supporting leg lower end, described fixed bar two ends are hinged with respectively connecting rod and lower link, described fixed bar bottom is hinged with swinging block, described swinging block middle part is hinged with fixed bar, described swinging block lower end is connected with folding stay cord, described swinging block upper end is provided with top splenium, described lower link is provided with the projection that while folding, top presses described top splenium that described swinging block is rotated, described fixed bar upper articulation has swing span, described upper connecting rod is provided with the pushing block that promotes the described swing span rotation of described swing span upper end drive while expansion, described swing span lower end is connected with expansion stay cord.This goal of the invention is to have overcome the deficiencies in the prior art, and a kind of child entertainment bed downward folding machine structure that pulls stay cord in folding and expansion is provided.But its shortcoming is, fold mechanism complex structure, parts are many, make trouble, and production cost is high, so its structure needs to improve.
Summary of the invention
Technical problem to be solved by this invention is the downward folding machine structure that a kind of simple in structure, firm, folding child play bed that the more convenient life-span is long and production cost is low is provided for above-mentioned prior art present situation.
The present invention solves the problems of the technologies described above adopted technical scheme: the downward folding machine structure of this child play bed, comprise footpost, upper connecting rod and lower link, described upper connecting rod is located at interval at the top of lower link, described upper connecting rod and footpost correspondence position are movably connected and connect, it is characterized in that: described lower link is movably connected and is connect by rotating shaft and footpost, one end bifurcated being connected with rotating shaft at described lower link goes out the upper branch bar of extension obliquely and the undershoot bar of oblique downward-extension, the end of described upper branch bar is connected with one end of the first stay cord, the other end of described the first stay cord is connected with the pulling department that footpost launches for bed body with support rail junction through the transverse axis of footpost bottom, the end of described undershoot bar is connected with one end of the second stay cord, the other end of described the second stay cord is walked around connecting rod and the footpost bottom movable axis connecing that is movably connected and is connected for the pulling department of bed folded body with support rail junction with footpost through transverse axis, the link that the link of described upper branch bar and the first stay cord is greater than undershoot bar and the second stay cord to the distance between rotating shaft is to the distance between rotating shaft.
As improvement, in comprising, establishes described pulling department the inverted L-shaped locating rack of cavity, swing sheet, described inverted L-shaped locating rack is fixed on the top of footpost, described swing sheet middle part can be placed in the cavity of transverse arm rotationally by pivot pin, be provided with cotter axle at the cavity that is arranged in the transverse arm that swings sheet over top, the lower end of described swing sheet is movably connected and is connect by transmission mechanism and support rail, the pulling department that can swing is formed on the top of described swing sheet, described the first stay cord upwards extends from footpost bottom and is directly connected with swing sheet top, described the second stay cord upwards extends from footpost bottom and walks around cotter axle and is connected with swing sheet top, in the time that bed body is opened, described the first stay cord pulls downwards and makes the top that swings sheet form driving status to lower swing, in the time of bed folded body, described the second stay cord is because first pulling downwards through cotter axle, and the top that swings sheet upwards swings and forms reverse driving status.
As improvement, bottom at every footpost can be fixed with block set, be arranged on the return pulley that can reduce friction when a body moves in the bottom of block set inner chamber, described return pulley is connected with block set by wheel shaft, on the side of described block set, be provided with the vertical groove that corresponding upper connecting rod and lower link can stretch into, between two foreign steamer sheets of return pulley, interval is placed side by side a left side is set, in, right three annular chambers, in the first stay cord process being connected with described upper branch bar, annular chamber is connected with the apical axis at top in swing sheet, the second stay cord being connected with described undershoot bar is walked around after movable axis is walked around left annular chamber again and is upwards extended from the left chamber of footpost, and be connected with the apical axis swinging in sheet through cotter axle, the second stay cord correspondence ring that described right annular chamber is another side around.
As improvement, described lower link and upper branch bar, undershoot bar form branch bar is longer than the Y shape of undershoot bar, and described upper branch bar is bar shaped branch bar, and described undershoot bar is also bar shaped branch bar.
As improvement, described upper connecting rod and the footpost correspondence position structure connecing that is movably connected is: described upper connecting rod is to insert in the vertical groove of block set, and be movably connected and connect by roller pin and block set, the lower end of described corresponding lower link is arranged in the same vertical groove of corresponding upper connecting rod below.
As improvement, described transmission mechanism comprises the second swing sheet, location intermediate plate, described location intermediate plate fixes by the second pivot pin and support rail one end, described support rail end is stretched in the cavity of transverse arm and by the first bearing pin, transverse arm, support rail and the spacer that stretches in cavity is linked together actively, the lower end of described swing sheet is movably connected and is connect by swinging axle and second swing sheet one end, and described second other end that swings sheet is movably connected and connects with the location intermediate plate that is positioned at the first pivot pin below by the second pivot pin.
Compared with prior art, the invention has the advantages that: the lower folding part structure of bed body is simpler, another part is few, easy to assembly, production cost significantly reduces, and its structure is very firm, because lower link of the present invention one end arranges angled undershoot bar and upper branch bar, like this in the time that bed body launches, upper branch bar is due to angle design cleverly, the end of first going up branch bar in the time that upper branch bar rotates is near transverse axis, in the time that bed body will will be opened completely, the end of upper branch bar starts taut wire stay cord because rotating just away from transverse axis, swing sheet drive swinging axle moves up and makes support rail in launching lock-out state through flex point like this, while contraction when bed folded body, undershoot bar is because rotation is away from movable axis, i.e. the second stay cord tension, pull like this swinging axle to move down and automatically terminate the locking mechanism of support rail, while turning over movable axis and rotating shaft line when undershoot bar continuation rotation, undershoot bar no longer strains the second stay cord near movable axis again, thereby effectively avoid the second stay cord to continue the problem being pulled off in rotation situation at undershoot bar, and bed body compact conformation, volume is little, not only lightweight, and open and fold pack up all very convenient, when operation, control opening of whole bed body and folding by center-control portion, as long as a hand just can launch bed body and fold, press control part downwards and just can open completely, while packing up, as long as control part is pulled upwardly and can folds, handling safety, convenient, good stability.
Accompanying drawing explanation
Fig. 1 be the embodiment of the present invention wherein a footpost remove the stereogram after part shell;
Fig. 2 removes part shell in footpost in Fig. 1 completely, and the stereogram of one group of stay cord after removing wherein;
Fig. 3 removes structural perspective after footpost block set in Fig. 1 different visual angles and footpost;
Fig. 4 is footpost and support rail in Fig. 1, upper connecting rod, the interconnective structure chart of lower link;
Fig. 5 is the enlarged drawing of I portion in Fig. 1;
Fig. 6 is the enlarged drawing of II portion in Fig. 1;
Fig. 7 is the enlarged drawing of IX portion in Fig. 2;
Fig. 8 is the enlarged drawing of X portion in Fig. 2;
Fig. 9 is the enlarged drawing of G portion in Fig. 3;
Figure 10 is the enlarged drawing of III portion in Fig. 1;
Figure 11 is the enlarged drawing of IV portion in Fig. 1;
Figure 12 is the location diagram of lower link rotation in Fig. 1;
Figure 13 is the curve map of going up the branch bar anglec of rotation and transverse axis distance relation in Figure 12;
Figure 14 is the curve map of the undershoot bar anglec of rotation and movable axis distance relation in Figure 12.
The specific embodiment
Below in conjunction with accompanying drawing, embodiment is described in further detail the present invention.
As shown in Fig. 1 to Figure 14, the downward folding machine structure of the present embodiment child play bed, the downward folding machine structure of this child play bed, comprise footpost 1, upper connecting rod 4 and lower link 5, described upper connecting rod 4 is located at interval at the top of lower link 5, described upper connecting rod 4 is movably connected and connects with footpost 1 correspondence position, it is characterized in that: described lower link 5 is movably connected and is connect by rotating shaft 51 and footpost 1, one end bifurcated being connected with rotating shaft 51 at described lower link 5 goes out the upper branch bar 52 of extension obliquely and the undershoot bar 53 of oblique downward-extension, the end of described upper branch bar 52 is connected with one end of the first stay cord 54, the other end of described the first stay cord 54 is connected with the pulling department that footpost 1 launches for bed body with support rail 2 junctions through the transverse axis 11 of footpost bottom, the end of described undershoot bar 53 is connected with one end of the second stay cord 55, the other end of described the second stay cord 55 is walked around connecting rod 4 and the footpost 1 bottom movable axis 41 connecing that is movably connected and is connected for the pulling department of bed folded body with support rail 2 junctions with footpost 1 through transverse axis 11, the link of described upper branch bar 52 and the first stay cord 54 is greater than undershoot bar 53 and the second stay cord 55 link to the distance h between rotating shaft 51 is to the distance S between rotating shaft 51.In comprising, establishes described pulling department the inverted L-shaped locating rack 6 of cavity 60, swing sheet 61, described inverted L-shaped locating rack 6 is fixed on the top of footpost 1, described swing sheet 61 middle parts can be placed in the cavity 60 of transverse arm 65 rotationally by pivot pin 66, be provided with cotter axle 6d at the cavity 60 that is arranged in the transverse arm 65 that swings sheet 61 over top, the lower end of described swing sheet 61 is movably connected and is connect by transmission mechanism and support rail 2, the pulling department that can swing is formed on the top of described swing sheet 61, described the first stay cord 54 upwards extends from footpost 1 bottom and is directly connected with swing sheet 61 tops, described the second stay cord 55 upwards extend from footpost 1 bottom and walk around cotter axle 6d with swing sheet 61 tops be connected, in the time that bed body is opened, described the first stay cord 54 pulls downwards and makes the top that swings sheet 61 form driving status to lower swing, in the time of bed folded body, described the second stay cord 55 is because first pulling downwards through cotter axle 6d, and the top that swings sheet 61 upwards swings and forms reverse driving status.Be fixed with block set 12 in the bottom of every footpost 1, be arranged on the return pulley 13 that can reduce friction when a body moves in the bottom of block set 12 inner chambers, described return pulley 13 is connected with block set 12 by wheel shaft 11, on the side of described block set 12, be provided with the vertical groove 14 that corresponding upper connecting rod 4 and lower link 5 can stretch into, between two foreign steamer sheets of return pulley 13, interval is placed side by side a left side is set, in, right three annular chambers, in the first stay cord 54 processes that are connected with described upper branch bar 52, annular chamber 1b is connected with the apical axis 68 at top in swing sheet 61, the second stay cord 55 being connected with described undershoot bar 53 is walked around after movable axis 41 is walked around left annular chamber 1a again and is upwards extended from the left chamber of footpost 1, and be connected with the apical axis 68 swinging in sheet 61 through cotter axle 6d, the second stay cord correspondence ring that described right annular chamber 1c is another side around.Described lower link 5 and upper branch bar 52, the upper branch of undershoot bar 53 formation bar 52 are longer than the Y shape of undershoot bar 53, and described upper bar 52 is bar shaped branch bar, and described undershoot bar 53 is also bar shaped branch bar.Described upper connecting rod 4 and the footpost 1 correspondence position structure connecing that is movably connected is: described upper connecting rod 4 is for inserting in the vertical groove 14 of block set 12, and be movably connected and connect by roller pin 41 and block set 12, the lower end of described corresponding lower link 5 is arranged in the same vertical groove 14 of corresponding upper connecting rod 4 belows.Described transmission mechanism comprises the second swing sheet 62, location intermediate plate 63, described location intermediate plate 63 fixes by the second pivot pin 6b and support rail 2 one end, described support rail 2 ends are stretched in the cavity 60 of transverse arm 65 and by the first bearing pin 6a transverse arm 65, support rail 2 are linked together actively with the spacer 63 stretching in cavity 60, the lower end of described swing sheet 61 is movably connected and is connect by swinging axle 67 and second swing sheet 62 one end, and described second other end that swings sheet 62 is movably connected and connects with the location intermediate plate 63 that is positioned at the first pivot pin 6a below by the second pivot pin 6c.
Coordinate horizontal line Z in above-mentioned Figure 13 and Figure 14 represents lower link 5 anglecs of rotation, described coordinate vertical line Y represents the distance of drawing when lower link 5 rotates, the curve map of hauling distance between upper branch boom end and transverse axis when curve 9 in Figure 13 refers to the rotation of branch bar, the curve map of hauling distance between undershoot boom end and movable axis 41 when the curve 91 in Figure 14 refers to the rotation of undershoot bar.
Claims (6)
1. the downward folding machine structure of a child play bed, comprise footpost (14), upper connecting rod (4) and lower link (5), described upper connecting rod (4) is located at interval at the top of lower link (5), described upper connecting rod (4) is movably connected and connects with footpost (1) correspondence position, it is characterized in that: described lower link (5) is movably connected and is connect by rotating shaft (51) and footpost (1), one end bifurcated being connected with rotating shaft (51) at described lower link (5) goes out the upper branch bar (52) of extension obliquely and the undershoot bar (53) of oblique downward-extension, the end of described upper branch bar (52) is connected with one end of the first stay cord (54), the other end of described the first stay cord (54) is connected with the pulling department that footpost (1) launches for bed body with support rail (2) junction through the transverse axis (11) of footpost bottom, the end of described undershoot bar (53) is connected with one end of the second stay cord (55), the other end of described the second stay cord (55) is walked around the be movably connected movable axis (41) that connects of connecting rod (4) and footpost (1) bottom and is passed through transverse axis (11) again and be connected with the pulling department that footpost (1) and support rail (2) junction are used for a folded body, the link of described upper branch bar (52) and the first stay cord (54) is greater than the link of undershoot bar (53) and the second stay cord (55) to the distance (S) between rotating shaft (51) to the distance (h) between rotating shaft (51).
2. downward folding machine structure according to claim 1, it is characterized in that: the inverted L-shaped locating rack (6) of establishing cavity (60) in described pulling department comprises, swing sheet (61), described inverted L-shaped locating rack (6) is fixed on the top of footpost (1), described swing sheet (61) middle part can be placed in the cavity (60) of transverse arm (65) rotationally by pivot pin (66), be provided with cotter axle (6d) at the cavity (60) that is arranged in the transverse arm (65) that swings sheet (61) over top, the lower end of described swing sheet (61) is movably connected and is connect by transmission mechanism and support rail (2), the pulling department that can swing is formed on the top of described swing sheet (61), described the first stay cord (54) upwards extends from footpost (1) bottom and is directly connected with swing sheet (61) top, described the second stay cord (55) upwards extends from footpost (1) bottom and walks around cotter axle (6d) and is connected with swing sheet (61) top, in the time that bed body is opened, described the first stay cord (54) pulls downwards and the top that makes to swing sheet (61) forms driving status to lower swing, in the time of bed folded body, described the second stay cord (55) pulls downwards because first passing through cotter axle (6d), and the top that swings sheet (61) upwards swings and forms reverse driving status.
3. downward folding machine structure according to claim 2, it is characterized in that: be fixed with block set (12) in the bottom of every footpost (1), be arranged on the return pulley (13) that can reduce friction when a body moves in the bottom of block set (12) inner chamber, described return pulley (13) is connected with block set (12) by wheel shaft (11), on the side of described block set (12), be provided with the vertical groove (14) that corresponding upper connecting rod (4) and lower link (5) can stretch into, between two foreign steamer sheets of return pulley (13), interval is placed side by side a left side is set, in, right three annular chambers, in the first stay cord (54) process being connected with described upper branch bar (52), annular chamber (1b) is connected with the apical axis (68) that swings the middle top of sheet (61), the second stay cord (55) being connected with described undershoot bar (53) is walked around after movable axis (41) is walked around left annular chamber (1a) again and is upwards extended from the left chamber of footpost (1), and be connected with the apical axis (68) swinging in sheet (61) through cotter axle (6d), the second stay cord correspondence ring that described right annular chamber (1c) is another side around.
4. downward folding machine structure according to claim 3, it is characterized in that: in described lower link (5) and upper branch bar (52), undershoot bar (53) formation, a branch bar (52) is longer than the Y shape of undershoot bar (53), described upper branch bar (52) is bar shaped branch bar, and described undershoot bar (53) is also bar shaped branch bar.
5. downward folding machine structure according to claim 3, it is characterized in that: described upper connecting rod (4) and footpost (1) the correspondence position structure connecing that is movably connected is: described upper connecting rod (4) is for inserting in the vertical groove (14) of block set (12), and be movably connected and connect by roller pin (41) and block set (12), the lower end of described corresponding lower link (5) is arranged in the same vertical groove (14) of corresponding upper connecting rod (4) below.
6. downward folding machine structure according to claim 2, it is characterized in that: described transmission mechanism comprises the second swing sheet (62), location intermediate plate (63), described location intermediate plate (63) fixes by the second pivot pin (6b) and support rail (2) one end, described support rail (2) end is stretched in the cavity (60) of transverse arm (65) and by the first bearing pin (6a) transverse arm (65), support rail (2) links together actively with the spacer (63) stretching in cavity (60), the lower end of described swing sheet (61) is movably connected and connects with second swing sheet (62) one end by swinging axle (67), described second other end that swings sheet (62) is movably connected and connects with the location intermediate plate (63) that is positioned at the first pivot pin (6a) below by the second pivot pin (6c).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410154720.3A CN103908117B (en) | 2014-04-06 | 2014-04-06 | The downward folding machine structure of child play bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410154720.3A CN103908117B (en) | 2014-04-06 | 2014-04-06 | The downward folding machine structure of child play bed |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103908117A true CN103908117A (en) | 2014-07-09 |
| CN103908117B CN103908117B (en) | 2017-07-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410154720.3A Active CN103908117B (en) | 2014-04-06 | 2014-04-06 | The downward folding machine structure of child play bed |
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| Country | Link |
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| CN (1) | CN103908117B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104273984A (en) * | 2014-09-30 | 2015-01-14 | 茅鸿勇 | Foldable game bed |
| CN104367041B (en) * | 2014-09-30 | 2017-01-04 | 宁波海曙天华产品设计有限公司 | The upper railings bar joint device of play yard |
| US20220296007A1 (en) * | 2020-03-31 | 2022-09-22 | Anhui Coolbaby Science & Technology Development Corporation | Portable child game bed |
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| US20060185082A1 (en) * | 2005-02-23 | 2006-08-24 | Casati Troutman Damon O | Play yards and methods of operating the same |
| CN101674759A (en) * | 2007-02-14 | 2010-03-17 | 索利产业公司 | Foldable child enclosure |
| US20120233770A1 (en) * | 2011-03-16 | 2012-09-20 | Greger Jeff G | Bassinet for a playard |
| CN103349455A (en) * | 2013-07-19 | 2013-10-16 | 广东乐美达集团有限公司 | Lower folding mechanism of children entertainment bed |
| CN203815058U (en) * | 2014-04-06 | 2014-09-10 | 茅鸿勇 | Lower folding mechanism for child's game bed |
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2014
- 2014-04-06 CN CN201410154720.3A patent/CN103908117B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2413280A (en) * | 2004-04-19 | 2005-10-26 | Wonderland Nursery Goods | Playpen with double upright corner assembly |
| US20060185082A1 (en) * | 2005-02-23 | 2006-08-24 | Casati Troutman Damon O | Play yards and methods of operating the same |
| CN101674759A (en) * | 2007-02-14 | 2010-03-17 | 索利产业公司 | Foldable child enclosure |
| US20120233770A1 (en) * | 2011-03-16 | 2012-09-20 | Greger Jeff G | Bassinet for a playard |
| CN103349455A (en) * | 2013-07-19 | 2013-10-16 | 广东乐美达集团有限公司 | Lower folding mechanism of children entertainment bed |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104273984A (en) * | 2014-09-30 | 2015-01-14 | 茅鸿勇 | Foldable game bed |
| CN104273984B (en) * | 2014-09-30 | 2016-11-30 | 宁波海曙天华产品设计有限公司 | Folding game bed |
| CN104367041B (en) * | 2014-09-30 | 2017-01-04 | 宁波海曙天华产品设计有限公司 | The upper railings bar joint device of play yard |
| US20220296007A1 (en) * | 2020-03-31 | 2022-09-22 | Anhui Coolbaby Science & Technology Development Corporation | Portable child game bed |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103908117B (en) | 2017-07-07 |
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Effective date of registration: 20160918 Address after: 315000 Zhongshan West Road, Haishu District, Zhejiang, No. 1008, No. Applicant after: Ningbo Haishu Tianhua Product Design Co.,Ltd. Address before: 315000 Zhongshan West Road, Haishu District, Zhejiang, No. 1008, No. Applicant before: Mao Hongyong |
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Effective date of registration: 20190102 Address after: 233010 409 Wu Wan Road, Yuhui District, Bengbu, Anhui Patentee after: BENGBU JINSHI NEW MATERIAL Co.,Ltd. Address before: 230031 B-1014, 10 floor, business office building, Wo Ye garden, Shushan District, Hefei, Anhui. Patentee before: HEFEI WISDOM LOTUT INTELLECTUAL PROPERTY Co.,Ltd. Effective date of registration: 20190102 Address after: 230031 B-1014, 10 floor, business office building, Wo Ye garden, Shushan District, Hefei, Anhui. Patentee after: HEFEI WISDOM LOTUT INTELLECTUAL PROPERTY Co.,Ltd. Address before: 315000 No. 1008 Shanxi Road, Haishu District, Ningbo City, Zhejiang Province Patentee before: Ningbo Haishu Tianhua Product Design Co.,Ltd. |
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Effective date of registration: 20190529 Address after: 432300 No. 18 Heling Village, Chenghuan Town, Hanchuan City, Xiaogan City, Hubei Province Patentee after: HANCHUAN KUAILEBAOBEI CHILDREN'S PRODUCTS Co.,Ltd. Address before: 233010 409 Wu Wan Road, Yuhui District, Bengbu, Anhui Patentee before: BENGBU JINSHI NEW MATERIAL Co.,Ltd. |