CN115285207A - Seat plate mechanism and baby stroller - Google Patents
Seat plate mechanism and baby stroller Download PDFInfo
- Publication number
- CN115285207A CN115285207A CN202210683812.5A CN202210683812A CN115285207A CN 115285207 A CN115285207 A CN 115285207A CN 202210683812 A CN202210683812 A CN 202210683812A CN 115285207 A CN115285207 A CN 115285207A
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- China
- Prior art keywords
- connecting rod
- rod
- upper connecting
- rotating shaft
- lower connecting
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- 210000001364 upper extremity Anatomy 0.000 claims description 31
- 238000000034 method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B9/00—Accessories or details specially adapted for children's carriages or perambulators
- B62B9/28—Auxiliary dismountable seats ; Additional platforms for children in standing-up position
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B7/00—Carriages for children; Perambulators, e.g. dolls' perambulators
- B62B7/04—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor
- B62B7/06—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable
- B62B7/08—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable in the direction of, or at right angles to, the wheel axis
Abstract
The invention discloses a standing seat plate mechanism and a baby stroller, wherein the standing seat plate mechanism comprises a left side edge rod, a right side edge rod, a sliding part, an upper connecting rod, a lower connecting rod, a standing seat plate, a first rotating shaft, a second rotating shaft, a third rotating shaft, a locking mechanism and a limiting mechanism. The standing seat plate mechanism can be used for bearing children, has a use state for the children to stand or sit, and meets the use requirements of different children; according to the child stroller, the standing seat plate mechanism is arranged, so that one child can be additionally carried on the basis of only one child originally, and parents can conveniently carry two children to go out.
Description
Technical Field
The invention relates to a standing seat plate mechanism and a child stroller.
Background
The stroller in the prior art generally comprises a stroller frame and a seat pocket assembly arranged on the stroller frame and used for bearing a child, and such a stroller can generally only bear one child, and the child can only sit or lie in the seat pocket assembly. Along with more and more families have two children, when the head of a family need take two children to go on a journey simultaneously, the shallow of this type can't bear two children, causes inconvenience for the head of a family.
Disclosure of Invention
The invention aims to provide a standing seat plate mechanism and a child stroller.
In order to achieve the purpose, the invention adopts the technical scheme that:
a station deck mechanism, comprising: a left side bar having a left center line; the right side rod is provided with a right central straight line, and the left central straight line and the right central straight line are positioned in the same plane; a slider slidably coupled to said left side bar along said left center line or/and slidably coupled to said right side bar along said right center line; one end of the upper connecting rod is pivotally connected with the sliding piece through a first rotating shaft; one end of the lower connecting rod is pivotally connected with the other end of the upper connecting rod through a second rotating shaft, and the other end of the lower connecting rod is pivotally connected with the left side rod through a third rotating shaft; the other end of the lower connecting rod is also pivoted with the right side rod through a third rotating shaft; a station seat plate connected to the upper link or/and the lower link, the station seat plate having a bearing surface; the station seat plate mechanism has at least two working states of the following three working states: the bearing surface of the station seat plate connected to the upper connecting rod is approximately parallel to the horizontal plane in the first working state; the bearing surface of the station seat plate connected to the lower connecting rod is approximately parallel to the horizontal plane in the second working state; in a third working state, the upper connecting rod and the lower connecting rod are close to the left side edge rod and the right side edge rod; the station seat plate mechanism further comprises a locking mechanism or/and a limiting mechanism; the locking mechanism is provided with a locking state and an unlocking state, the locking mechanism is used for locking the station seat plate mechanism in the corresponding working state in the locking state, and the station seat plate mechanism can be switched among the working states in the unlocking state; when the station seat plate mechanism is in the first working state or the second working state, the limiting mechanism is used for limiting the sliding piece or the upper connecting rod.
Preferably, the left center straight line and the right center straight line are parallel to each other.
Preferably, the sliding part comprises a left sliding part and a right sliding part, the upper connecting rod comprises a left upper connecting rod and a right upper connecting rod, and the lower connecting rod comprises a left lower connecting rod and a right lower connecting rod; the first rotating shaft comprises a first left rotating shaft and a first right rotating shaft; the second rotating shaft comprises a second left rotating shaft and a second right rotating shaft; the third rotating shaft comprises a third left rotating shaft and a third right rotating shaft; the left sliding piece is connected with the left side rod in a sliding mode along the direction of the left center straight line, and the right sliding piece is connected with the right side rod in a sliding mode along the direction of the right center straight line; one end part of the left upper connecting rod is pivotally connected with the left sliding piece through the first left rotating shaft, and one end part of the right upper connecting rod is pivotally connected with the right sliding piece through the first right rotating shaft; one end part of the left lower connecting rod is connected with the other end part of the left upper connecting rod through the second left rotating shaft in a pivot mode, and the other end part of the left lower connecting rod is connected with the left side rod through the third left rotating shaft in a pivot mode; one end part of the right lower connecting rod is connected with the other end part of the right upper connecting rod through the second right rotating shaft in a pivot mode, and the other end part of the right lower connecting rod is connected with the right side rod through the third right rotating shaft in a pivot mode.
Further preferably, the left sliding part and the right sliding part are sliding sleeves which are respectively sleeved on the left side rod and the right side rod.
Further preferably, the left upper connecting rod and the right upper connecting rod are rigidly connected into a whole, and the left lower connecting rod and the right lower connecting rod are rigidly connected into a whole.
Further preferably, the station seat plate is rigidly connected with the left upper connecting rod and the right upper connecting rod into a whole; the standing seat plate is rigidly connected with the left lower connecting rod and the right lower connecting rod into a whole.
Preferably, the locking mechanism is arranged between the sliding piece and the left side rod, or/and the locking mechanism is arranged between the sliding piece and the right side rod.
Preferably, the limiting mechanism is fixedly arranged in the middle of the left side rod and is positioned below the sliding part, or/and the limiting mechanism is fixedly arranged in the middle of the right side rod and is positioned below the sliding part.
Further preferably, the limiting mechanism comprises a left limiting mechanism and a right limiting mechanism, the left limiting mechanism and the right limiting mechanism are limiting rings and are respectively sleeved on the left side rod and the right side rod.
Preferably, in the first working state, the upper connecting rod is parallel to the bearing surface, and the lower connecting rod is perpendicular to the upper connecting rod; when the bearing surface is in the second working state, the lower connecting rod is parallel to the bearing surface and is vertical to the upper connecting rod; and in the third working state, the lower connecting rod and the upper connecting rod are parallel to the left side rod or/and the right side rod.
Preferably, the station seat plate is detachably connected with the upper connecting rod or/and the station seat plate is detachably connected with the lower connecting rod.
A second aspect of the present invention provides a station seat pan mechanism comprising a left side bar having a left center line; the right side rod is provided with a right central straight line, and the left central straight line and the right central straight line are positioned in the same plane; an upper link, one end of which is slidably connected to the left side rod along the direction of the left center line, or/and one end of which is slidably connected to the right side rod along the direction of the right center line; one end of the lower connecting rod is pivotally connected with the other end of the upper connecting rod through a second rotating shaft, and the other end of the lower connecting rod is pivotally connected with the left side rod through a third rotating shaft; the other end of the lower connecting rod is also pivoted with the right side rod through a third rotating shaft; a station seat plate connected to the upper link or/and the lower link, the station seat plate having a bearing surface; the station seat plate mechanism has at least two working states of the following three working states: the bearing surface of the station seat plate connected to the upper connecting rod is approximately parallel to the horizontal plane in the first working state; the bearing surface of the station seat plate connected to the lower connecting rod is approximately parallel to the horizontal plane in the second working state; in a third working state, the upper connecting rod and the lower connecting rod are close to the left side rod and the right side rod; the station seat plate mechanism further comprises a locking mechanism and/or a limiting mechanism, the locking mechanism is provided with a locking state and an unlocking state, the locking mechanism is used for locking the station seat plate mechanism in the corresponding working state in the locking state, and the station seat plate mechanism can be switched among the working states in the unlocking state; when the station seat plate mechanism is in the first working state or the second working state, the limiting mechanism is used for limiting the upper connecting rod.
Preferably, the left central straight line and the right central straight line are parallel to each other.
Preferably, the upper connecting rod comprises a left upper connecting rod and a right upper connecting rod, and the lower connecting rod comprises a left lower connecting rod and a right lower connecting rod; the second rotating shaft comprises a second left rotating shaft and a second right rotating shaft; the third rotating shaft comprises a third left rotating shaft and a third right rotating shaft; one end of the left upper connecting rod is connected with the left side rod in a sliding way along the direction of the left center straight line, and one end of the right upper connecting rod is connected with the right side rod in a sliding way along the direction of the right center straight line; one end part of the left lower connecting rod is pivotally connected with the other end part of the left upper connecting rod through a second left rotating shaft, and the other end part of the left lower connecting rod is pivotally connected with the left side rod through a third left rotating shaft; one end of the right lower connecting rod is connected with the other end of the right upper connecting rod through a second right rotating shaft in a pivot mode, and the other end of the right lower connecting rod is connected with the right side rod through a third right rotating shaft in a pivot mode.
Further preferably, the left side rod is provided with a left guide groove, the left guide groove extends along the left center straight line direction, one end part of the left upper connecting rod is provided with a left guide pin, and the left guide pin is inserted into the left guide groove; the right side rod is provided with a right guide groove, the right guide groove extends along the straight line direction of the right center, one end part of the right upper connecting rod is provided with a right guide pin, and the right guide pin is inserted into the right guide groove.
Further preferably, the left upper connecting rod and the right upper connecting rod are rigidly connected into a whole, and the left lower connecting rod and the right lower connecting rod are rigidly connected into a whole.
Further preferably, the station seat plate is rigidly connected with the left upper connecting rod and the right upper connecting rod into a whole; the standing seat plate is rigidly connected with the left lower connecting rod and the right lower connecting rod into a whole.
Preferably, the locking mechanism is arranged between the upper connecting rod and the lower connecting rod; the limiting mechanism is fixedly arranged in the middle of the left side rod, or/and the limiting mechanism is fixedly arranged in the middle of the right side rod.
Preferably, in the first working state, the upper connecting rod is parallel to the bearing surface, and the lower connecting rod is perpendicular to the upper connecting rod; when the bearing surface is in the second working state, the lower connecting rod is parallel to the bearing surface and is vertical to the upper connecting rod; and in the third working state, the lower connecting rod and the upper connecting rod are parallel to the left side rod or/and the right side rod.
Preferably, the station seat plate is detachably connected with the upper connecting rod or/and the station seat plate is detachably connected with the lower connecting rod.
The invention provides a children's cart, comprising a frame, a seat arranged on the frame, a front wheel arranged below the front part of the frame, a rear wheel arranged below the rear part of the frame, and the frame further comprises the seat plate mechanism, wherein the left side rod and the right side rod are rod pieces on the frame.
Preferably, the frame include left front leg, right front leg, left back leg, right back leg, left front leg and right back leg, the below of left front leg and right front leg be provided with respectively the front wheel, the below of left back leg and right back leg be provided with respectively the rear wheel, left back leg, right back leg be respectively left side pole and right side pole.
Preferably, the frame comprises a left front leg, a right front leg, a left rear leg and a right rear leg, the front wheels are respectively arranged below the left front leg and the right front leg, the rear wheels are respectively arranged below the left rear leg and the right rear leg, and the left front leg and the right front leg are respectively the left side rod and the right side rod.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
the standing seat plate mechanism can be used for bearing children, has a use state that the children can stand or sit, and can meet the use requirements of different children;
according to the child stroller, the station seat plate mechanism is arranged, so that one child can be additionally carried on the basis of the original child, and parents can conveniently carry two children to go out.
Drawings
Fig. 1 is a perspective view of the entire structure of a stroller in a first working state according to embodiment 1 of the present invention;
fig. 2 is an exploded view of the stroller in embodiment 1 of the present invention;
fig. 3 is a side view of the stroller in embodiment 1 of the present invention in a first operating state and the seat slides down;
FIG. 4 is an enlarged sectional view taken along line A-A of FIG. 3;
fig. 5 is a side view of the stroller in the first working position and the seat is sliding upward in the embodiment 1 of the present invention;
fig. 6 is a side view of a part of the structure of the stroller in the process of converting the stroller to the first working state according to embodiment 1 of the present invention;
fig. 7 is a side view of the stroller of embodiment 1 of the present invention in a second operating state with the seat sliding down;
fig. 8 is a side view of the stroller in accordance with embodiment 1 of the present invention in a second operating state with the seat in the process of sliding up;
fig. 9 is a side view of a part of the structure of the stroller in the process of converting the stroller to the second working state according to embodiment 1 of the present invention;
fig. 10 is a perspective view of a part of the stroller in the third working state according to embodiment 1 of the present invention;
fig. 11 is a perspective view of the stroller of embodiment 1 of the present invention when folded;
fig. 12 is an exploded view of a part of the structure of the stroller in embodiment 2 of the present invention;
fig. 13 is a schematic perspective view of a part of the stroller in the first working state according to embodiment 2 of the present invention;
wherein, 1, a frame; 101. a left side edge bar; 102. a right side bar; 1021. a right guide groove; 103. a slider; 1031. a left slider; 1032. a right slider; 104. an upper connecting rod; 1041. a left upper link; 1042. a right upper link; 1043. a first cross bar; 105. a lower connecting rod; 1051. a left lower link; 1052. a right lower connecting rod; 1053. a second cross bar; 106. a station board; 107. a first rotating shaft; 1071. a first left rotating shaft; 1072. a first right rotary shaft; 108. a second rotating shaft; 1081. a second left rotating shaft; 1082. a second right rotating shaft; 109. a third rotating shaft; 1091. a third left rotating shaft; 1092. a third right rotating shaft; 110. a locking mechanism; 1101. a body of the elastic buckle; 1102. a latch bolt; 111. a limiting mechanism; 1111. a left limit piece; 1112. a right limit piece; 112. a left front leg; 113. a right front leg; 114. a handle pushing rod; 1151. a left guide pin;
2. a seat;
3. a front wheel;
4. a rear wheel;
x, the rotation center line.
Detailed Description
The present invention will be further described with reference to the following examples. However, the present invention is not limited to the following examples. The implementation conditions adopted in the embodiments can be further adjusted according to different requirements of specific use, and the implementation conditions not noted are conventional conditions in the industry. The technical features of the embodiments of the present invention may be combined with each other as long as they do not conflict with each other.
In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the embodiments of the invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.
In the description of the embodiments of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "front", "rear", and the like indicate the orientation or positional relationship based on fig. 1, the side facing us is "left", the side facing away from us is "right", the side where the push lever is located is "up", the side where the wheel is located is "down", the side where the seat is located is "front", and the side where the seat plate is located is "rear", which are only for convenience of describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the embodiments of the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the embodiments of the present invention, the term "middle" includes "middle upper portion", "middle lower portion", and "middle portion", unless explicitly specified or limited otherwise.
In embodiments of the invention, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise the first and second features being in direct contact, or the first and second features being in contact, not directly, but via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The following disclosure provides many different embodiments or examples for implementing different configurations of embodiments of the invention. To simplify the disclosure of embodiments of the invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit embodiments of the present invention. Moreover, embodiments of the present invention may repeat reference numerals and/or reference letters in the various examples for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or configurations discussed.
Example 1
A stroller, as shown in fig. 1 to 11, comprises a frame 1, a seat 2 disposed on the frame 1, a front wheel 3 disposed under the front portion of the frame 1, and a rear wheel 4 disposed under the rear portion of the frame 1.
Referring to fig. 2 and 4, the carriage 1 includes a station seat plate mechanism including a left side bar 101, a right side bar 102, a slider 103, an upper link 104, a lower link 105, a station seat plate 106, a first rotating shaft 107, a second rotating shaft 108, a third rotating shaft 109, a locking mechanism 110, and a limit mechanism 111, wherein:
the left side rod 101 has a left center line, the right side rod 102 has a right center line, and the left center line and the right center line are in the same plane, and further, the left center line and the right center line are parallel to each other. In other embodiments, the left center line and the right center line may intersect at a point.
Referring to fig. 1 and 10, the slider 103 is slidably coupled to the left side bar 101 in the direction of the left center line and also slidably coupled to the right side bar 102 in the direction of the right center line. One end of the upper link 104 is pivotally connected to the slider 103 via a first pivot 107, one end of the lower link 105 is pivotally connected to the other end of the upper link 104 via a second pivot 108, the other end of the lower link 105 is pivotally connected to the left side lever 101 via a third pivot 109, and the other end of the lower link 105 is also pivotally connected to the right side lever 102 via the third pivot 109. A station base plate 106 is attached to the upper link 104 or/and the lower link 105, the station base plate 106 having a bearing surface. The seat plate mechanism has the following three working states: in a first operating condition, see fig. 1, 3 and 5, the load bearing surface of the station seat plate 106 connected to the upper link 104 is substantially parallel to the horizontal plane; in a second operating condition, see fig. 7 and 8, the bearing surface of the station seat plate 106 connected to the lower link 105 is substantially parallel to the horizontal plane; in the third operating state, referring to fig. 10, the upper link 104 and the lower link 105 are moved close to the left side bar 101 and the right side bar 102. The locking mechanism 110 has a locked state and an unlocked state for locking the station seat plate mechanism in the respective operating states in the locked state, and in the unlocked state the station seat plate mechanism can be switched between the respective operating states. When the station seat plate mechanism is in the first working state or the second working state, the limiting mechanism 111 is used for limiting the sliding part 103 or the upper connecting rod 104.
Specifically, referring to fig. 2, the slider 103 includes a left slider 1031 and a right slider 1032, the upper link 104 includes a left upper link 1041 and a right upper link 1042, the lower link 105 includes a left lower link 1051 and a right lower link 1052, the first spindle 107 includes a first left-turn shaft 1071 and a first right-turn shaft 1072, the second spindle 108 includes a second left-turn shaft 1081 and a second right-turn shaft 1082, and the third spindle 109 includes a third left-turn shaft 1091 and a third right-turn shaft 1092.
The left slider 1031 is slidably connected to the left side bar 101 along the left center line, and the right slider 1032 is slidably connected to the right side bar 102 along the right center line. Further, the left slider 1031 and the right slider 1032 are sliding sleeves, and are respectively sleeved on the left side bar 101 and the right side bar 102, and the left slider 1031 and the right slider 1032 are respectively provided with holes matching with the locking mechanism 110.
The left upper connecting rod 1041 and the right upper connecting rod 1042 are rigidly connected into a whole, and the left lower connecting rod 1051 and the right lower connecting rod 1052 are rigidly connected into a whole. In this embodiment, the upper link 104 further includes a first cross bar 1043, and the first cross bar 1043 is fixedly connected between the left upper link 1041 and the right upper link 1042; the lower link 105 also includes a second cross bar 1053, the second cross bar 1053 being fixedly coupled between the left lower link 1051 and the right lower link 1052. One end of the left upper link 1041 is pivotally connected to the left slider 1031 via a first left turning shaft 1071, and one end of the right upper link 1042 is pivotally connected to the right slider 1032 via a first right turning shaft 1072; one end of the left lower link 1051 is pivotally connected to the other end of the left upper link 1041 via a second left pivot 1081, and the other end of the left lower link 1051 is pivotally connected to the left side lever 101 via a third left pivot 1091; one end of the right lower link 1052 is pivotally connected to the other end of the right upper link 1042 by a second right pivot 1082, and the other end of the right lower link 1052 is pivotally connected to the right side bar 102 by a third right pivot 1092.
The station base plates 106 may have one or two, and in some embodiments, there are two station base plates 106, wherein one station base plate 106 is rigidly connected to the left upper link 1041 and the right upper link 1042, and the other station base plate 106 is rigidly connected to the left lower link 1051 and the right lower link 1052. In other embodiments, only one station seat plate 106 may be provided, and the station seat plate 106 may be detachably connected to the upper link 104 or the lower link 105, so that the station seat plate 106 may be disposed on the upper link 104 or the lower link 105 according to an actual use state of the station seat plate mechanism. In this embodiment, the station base plate 106 has only one and is detachably connected to the upper link 104 or to the lower link 105.
The lock mechanism 110 is provided between the slider 103 and the left side bar 101, and between the slider 103 and the right side bar 102.
Specifically, the locking mechanism 110 includes a left locking member provided on the left side bar 101, and a right locking member provided on the right side bar 102, the left and right locking members having two and being symmetrically disposed about a center line of symmetry of the left and right side bars 101 and 102, respectively. Referring to fig. 4, in the present embodiment, the left locking member and the right locking member are snap fasteners, each of the snap fasteners has a substantially V-shaped snap fastener body 1101, and a latch tongue 1102 disposed at one end of the snap fastener body 1101 and integrally formed with the snap fastener body 1101; taking the left locking piece as an example, the latch fastener body 1101 is disposed in the rod cavity of the left side rod 101, the latch tongue 1102 is movably connected with the left side rod 101 and at least partially exposed out of the outer surface of the left side rod 101, and the latch tongue 1102 exposed out of the outer surface of the left side rod 101 is located at the rear side of the left side rod 101, so that a user can conveniently press and unlock the latch; one of the left locking pieces is disposed at the middle of the left side bar 101, and when the station seat plate mechanism is in the first operating state or the second operating state, the locking tongue 1102 of the left locking piece is inserted into the hole of the left slider 1031, thereby locking the station seat plate mechanism in the first operating state and the second operating state; another left locking member is provided on the upper portion of the left side bar 101, and when the station seat plate mechanism is in the third operating state, a locking tongue 1102 of the left locking member is inserted into a hole of the left slide member 1031, thereby locking the station seat plate mechanism in the third operating state; when the unlocking is required, the locking tongue 1102 is pressed, so that the locking tongue 1102 is separated from the hole of the left sliding member 1031.
The limiting mechanism 111 is fixedly arranged in the middle of the left side rod 101 and the middle of the right side rod 102.
Specifically, referring to fig. 1 and 2, the limiting mechanism 111 includes a left limiting member 1111 and a right limiting member 1112, the left limiting member 1111 and the right limiting member 1112 are limiting rings respectively sleeved on the left side bar 101 and the right side bar 102, the left limiting member 1111 is located below the left slider 1031, and the right limiting member 1112 is located below the right slider 1032.
The frame 1 in this embodiment further includes a left front leg 112, a right front leg 113, a left rear leg, a right rear leg, and a push handle bar 114, front wheels 3 are respectively disposed below the left front leg 112 and the right front leg 113, rear wheels 4 are respectively disposed below the left rear leg and the right rear leg, and the left rear leg and the right rear leg are respectively a left side bar 101 and a right side bar 102. In other embodiments, the front left leg 112 and the front right leg 113 are the left side bar 101 and the right side bar 102, respectively. Referring to fig. 11, the upper portion of the front left leg 112, the upper portion of the front right leg 113, the upper portion of the left side bar 101, the upper portion of the right side bar 102, and the lower portion of the push handle bar 114 are rotatably connected around a rotation center line X, and the frame 1 is foldable.
Referring to fig. 3, 5, 7 and 8, the seat 2 in this embodiment can be slidably connected to the left front leg 112 along the extending direction of the left front leg 112, and can be slidably connected to the right front leg 113 along the extending direction of the right front leg 113, so that when the seat plate mechanism bears a child, the position of the seat 2 can be adjusted according to the height and body type of the child, thereby reserving enough space for the child on the seat plate mechanism and providing a comfortable seat experience for the child.
The working principle is as follows:
when the station seat pan mechanism is in the first operating condition, the station seat pan 106 is disposed on the upper link 104 and the bearing surface of the station seat pan 106 is parallel to the upper link 104, the lower link 105 is perpendicular to the upper link 104, the locking mechanism 110 locks the station seat pan mechanism in the first operating condition, and a child can sit on the station seat pan 106.
When the station seat pan mechanism is in the second operating condition, the station seat pan 106 is disposed on the lower link 105 and the bearing surface of the station seat pan 106 is parallel to the lower link 105, the lower link 105 is perpendicular to the upper link 104, the locking mechanism 110 locks the station seat pan mechanism in the second operating condition, and a child can stand on the station seat pan 106.
When the station seat plate mechanism is not needed to be used, the locking mechanism 110 is unlocked, the left slider 1031 and the right slider 1032 slide upward along the direction of the left center straight line and the direction of the right center straight line, respectively, the station seat plate mechanism is in the third working state when the lower link 105 and the upper link 104 are both parallel to the left side bar 101 and the right side bar 102, the station seat plate mechanism is locked in the third working state by the locking mechanism 110, and the station seat plate mechanism is folded.
When the station seat plate mechanism needs to be converted from the first working state to the second working state or from the second working state to the first working state, the locking mechanism 110 is unlocked, the station seat plate mechanism is converted to the third working state first, the locking mechanism 110 is kept in the unlocked state, and then the station seat plate mechanism can be converted to the corresponding working state.
Example 2
The structure of this embodiment is substantially the same as that of embodiment 1, and only the differences between this embodiment and embodiment 1 will be described below, and the description of the same parts will not be repeated.
The station seat plate mechanism of the present embodiment does not include the slider 103, the first rotation shaft 107, and the stopper mechanism 111.
Referring to fig. 12 and 13, one end of the upper link 104 in this embodiment is slidably coupled to the left side rod 101 in the direction of the left center line and also slidably coupled to the right side rod 102 in the direction of the right center line.
Specifically, the left side rod 101 is provided with a left guide groove (not shown in the figure), the left guide groove extends along a left central straight line, one end of the left guide groove is positioned at the upper part of the left side rod 101, the other end of the left guide groove is positioned at the middle part of the left side rod 101, one end of the left upper connecting rod 1041 is provided with a left guide pin 1151, and the left guide pin 1151 is inserted into the left guide groove; the right side rod 102 is provided with a right guide groove 1021, the right guide groove 1021 extends along a right center straight line, one end of the right guide groove 1021 is positioned at the upper part of the right side rod 102, the other end of the right guide groove 1021 is positioned at the middle part of the right side rod 102, one end of the right upper link 1042 is provided with a right guide pin (not shown in the figure), and the right guide pin is inserted in the right guide groove 1021.
A locking mechanism 110 (not shown) in this embodiment is provided between the upper link 104 and the lower link 105, and has a locked state and an unlocked state for locking the station seat plate mechanism in the corresponding operating state in the locked state, and in the unlocked state, the station seat plate mechanism can be switched between the operating states, and the structure of the locking mechanism 110 can be referred to in the prior art.
The present invention has been described in detail in order to enable those skilled in the art to understand the invention and to practice it, and it is not intended to limit the scope of the invention, and all equivalent changes and modifications made according to the spirit of the present invention should be covered by the present invention.
Claims (21)
1. A station board mechanism, characterized in that: which comprises
A left side bar having a left center line;
the right side rod is provided with a right central straight line, and the left central straight line and the right central straight line are positioned in the same plane;
a slider slidably coupled to said left side bar along said left center line or/and slidably coupled to said right side bar along said right center line;
one end of the upper connecting rod is pivotally connected with the sliding piece through a first rotating shaft;
one end of the lower connecting rod is pivoted with the other end of the upper connecting rod through a second rotating shaft, and the other end of the lower connecting rod is pivoted with the left side rod through a third rotating shaft; the other end of the lower connecting rod is also in pivot connection with the right side rod through a third rotating shaft;
the station seat plate is connected to the upper connecting rod or/and the lower connecting rod and is provided with a bearing surface;
the station seat plate mechanism has at least two working states of the following three working states:
the bearing surface of the station seat plate connected to the upper connecting rod is approximately parallel to the horizontal plane in the first working state;
the bearing surface of the station seat plate connected to the lower connecting rod is approximately parallel to the horizontal plane in the second working state;
in a third working state, the upper connecting rod and the lower connecting rod are close to the left side edge rod and the right side edge rod;
the station seat plate mechanism further comprises a locking mechanism or/and a limiting mechanism; the locking mechanism is provided with a locking state and an unlocking state, the locking mechanism is used for locking the station seat plate mechanism in the corresponding working state in the locking state, and the station seat plate mechanism can be switched among the working states in the unlocking state; when the station seat plate mechanism is in the first working state or the second working state, the limiting mechanism is used for limiting the sliding piece or the upper connecting rod.
2. The station deck mechanism of claim 1, wherein: the left central straight line and the right central straight line are parallel to each other.
3. The station deck mechanism of claim 1, wherein: the sliding part comprises a left sliding part and a right sliding part, the upper connecting rod comprises a left upper connecting rod and a right upper connecting rod, and the lower connecting rod comprises a left lower connecting rod and a right lower connecting rod; the first rotating shaft comprises a first left rotating shaft and a first right rotating shaft; the second rotating shaft comprises a second left rotating shaft and a second right rotating shaft; the third rotating shaft comprises a third left rotating shaft and a third right rotating shaft;
the left sliding piece is connected with the left side rod in a sliding mode along the direction of the left center straight line, and the right sliding piece is connected with the right side rod in a sliding mode along the direction of the right center straight line;
one end part of the left upper connecting rod is pivotally connected with the left sliding piece through the first left rotating shaft, and one end part of the right upper connecting rod is pivotally connected with the right sliding piece through the first right rotating shaft;
one end part of the left lower connecting rod is connected with the other end part of the left upper connecting rod through the second left rotating shaft in a pivot mode, and the other end part of the left lower connecting rod is connected with the left side rod through the third left rotating shaft in a pivot mode; one end of the right lower connecting rod is connected with the other end of the right upper connecting rod through the second right rotating shaft in a pivot mode, and the other end of the right lower connecting rod is connected with the right side rod through the third right rotating shaft in a pivot mode.
4. The station deck mechanism of claim 3, wherein: the left sliding part and the right sliding part are sliding sleeves and are respectively sleeved on the left side rod and the right side rod.
5. The station deck mechanism of claim 3, wherein: the left upper connecting rod and the right upper connecting rod are rigidly connected into a whole, and the left lower connecting rod and the right lower connecting rod are rigidly connected into a whole.
6. The station deck mechanism of claim 5, wherein: the standing seat plate is rigidly connected with the left upper connecting rod and the right upper connecting rod into a whole; the standing seat plate is rigidly connected with the left lower connecting rod and the right lower connecting rod into a whole.
7. The station deck mechanism of claim 1, wherein: the locking mechanism is arranged between the sliding piece and the left side rod, or/and the locking mechanism is arranged between the sliding piece and the right side rod;
the limiting mechanism is fixedly arranged in the middle of the left side rod and positioned below the sliding part, or/and the limiting mechanism is fixedly arranged in the middle of the right side rod and positioned below the sliding part.
8. The station deck mechanism of claim 1, wherein: when the first working state is realized, the upper connecting rod is parallel to the bearing surface, and the lower connecting rod is vertical to the upper connecting rod;
when the bearing device is in the second working state, the lower connecting rod is parallel to the bearing surface and is vertical to the upper connecting rod;
and in the third working state, the lower connecting rod and the upper connecting rod are parallel to the left side rod or/and the right side rod.
9. The station deck mechanism of claim 1, wherein: the station seat plate is detachably connected with the upper connecting rod or/and the station seat plate is detachably connected with the lower connecting rod.
10. A station board mechanism, characterized in that: which comprises
A left side bar having a left center line;
the right side rod is provided with a right central straight line, and the left central straight line and the right central straight line are positioned in the same plane;
an upper link, one end of which is slidably connected to the left side rod along the direction of the left center line, or/and one end of which is slidably connected to the right side rod along the direction of the right center line;
one end of the lower connecting rod is pivotally connected with the other end of the upper connecting rod through a second rotating shaft, and the other end of the lower connecting rod is pivotally connected with the left side rod through a third rotating shaft; the other end of the lower connecting rod is also in pivot connection with the right side rod through a third rotating shaft;
a station seat plate connected to the upper link or/and the lower link, the station seat plate having a bearing surface;
the station seat plate mechanism has at least two working states of the following three working states:
the bearing surface of the station seat plate connected with the upper connecting rod is approximately parallel to the horizontal plane in the first working state;
the bearing surface of the station seat plate connected to the lower connecting rod is approximately parallel to the horizontal plane in the second working state;
in a third working state, the upper connecting rod and the lower connecting rod are close to the left side rod and the right side rod;
the station seat plate mechanism further comprises a locking mechanism and/or a limiting mechanism, the locking mechanism is provided with a locking state and an unlocking state, the locking mechanism is used for locking the station seat plate mechanism in the corresponding working state in the locking state, and the station seat plate mechanism can be switched among the working states in the unlocking state; when the station seat plate mechanism is in the first working state or the second working state, the limiting mechanism is used for limiting the upper connecting rod.
11. The station deck mechanism of claim 10, wherein: the left central straight line and the right central straight line are parallel to each other.
12. The station deck mechanism of claim 10, wherein: the upper connecting rod comprises a left upper connecting rod and a right upper connecting rod, and the lower connecting rod comprises a left lower connecting rod and a right lower connecting rod; the second rotating shaft comprises a second left rotating shaft and a second right rotating shaft; the third rotating shaft comprises a third left rotating shaft and a third right rotating shaft;
one end of the left upper connecting rod is connected with the left side rod in a sliding way along the direction of the left center straight line, and one end of the right upper connecting rod is connected with the right side rod in a sliding way along the direction of the right center straight line;
one end part of the left lower connecting rod is pivotally connected with the other end part of the left upper connecting rod through a second left rotating shaft, and the other end part of the left lower connecting rod is pivotally connected with the left side rod through a third left rotating shaft; one end part of the right lower connecting rod is connected with the other end part of the right upper connecting rod through a second right rotating shaft in a pivot mode, and the other end part of the right lower connecting rod is connected with the right side rod through a third right rotating shaft in a pivot mode.
13. The station deck mechanism of claim 12, wherein: the left side rod is provided with a left guide groove, the left guide groove extends along the left center straight line direction, one end part of the left upper connecting rod is provided with a left guide pin, and the left guide pin is inserted into the left guide groove; the right side rod is provided with a right guide groove, the right guide groove extends along the straight line direction of the right center, one end part of the right upper connecting rod is provided with a right guide pin, and the right guide pin is inserted into the right guide groove.
14. The station deck mechanism of claim 12, wherein: the left upper connecting rod and the right upper connecting rod are rigidly connected into a whole, and the left lower connecting rod and the right lower connecting rod are rigidly connected into a whole.
15. The station seat pan mechanism of claim 14, wherein: the standing seat plate is rigidly connected with the left upper connecting rod and the right upper connecting rod into a whole; the standing seat plate is rigidly connected with the left lower connecting rod and the right lower connecting rod into a whole.
16. The station deck mechanism of claim 10, wherein: the locking mechanism is arranged between the upper connecting rod and the lower connecting rod;
the limiting mechanism is fixedly arranged in the middle of the left side rod, or/and the limiting mechanism is fixedly arranged in the middle of the right side rod.
17. The station deck mechanism of claim 10, wherein: when the first working state is realized, the upper connecting rod is parallel to the bearing surface, and the lower connecting rod is vertical to the upper connecting rod;
when the bearing surface is in the second working state, the lower connecting rod is parallel to the bearing surface and is vertical to the upper connecting rod;
and in the third working state, the lower connecting rod and the upper connecting rod are parallel to the left side rod or/and the right side rod.
18. The station deck mechanism of claim 10, wherein: the station seat plate is detachably connected with the upper connecting rod or/and the station seat plate is detachably connected with the lower connecting rod.
19. The utility model provides a child cart, includes the frame, set up in the frame on the seat, set up in the anterior preceding wheel of frame below, set up in the rear wheel of frame rear portion below, its characterized in that: the carriage further comprises the station seat plate mechanism as claimed in any one of claims 1 to 9, or the carriage further comprises the station seat plate mechanism as claimed in any one of claims 10 to 18, and the left side rod and the right side rod are rod members on the carriage.
20. The stroller of claim 19, wherein: the frame include left front leg, right front leg, left back leg, right back leg, the below of left front leg and right front leg be provided with respectively the front wheel, the below of left back leg and right back leg be provided with respectively the rear wheel, left back leg, right back leg be respectively left side pole and right side pole.
21. The stroller of claim 19, wherein: the frame include left front leg, right front leg, left back leg, right back leg, the below of left front leg and right front leg be provided with respectively the front wheel, the below of left back leg and right back leg be provided with respectively the rear wheel, left front leg, right front leg be respectively left side pole and right side pole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210683812.5A CN115285207B (en) | 2022-06-16 | 2022-06-16 | Seat board standing mechanism and child cart |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210683812.5A CN115285207B (en) | 2022-06-16 | 2022-06-16 | Seat board standing mechanism and child cart |
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| Publication Number | Publication Date |
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| CN115285207A true CN115285207A (en) | 2022-11-04 |
| CN115285207B CN115285207B (en) | 2023-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210683812.5A Active CN115285207B (en) | 2022-06-16 | 2022-06-16 | Seat board standing mechanism and child cart |
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| CN (1) | CN115285207B (en) |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN115285207B (en) | 2023-11-24 |
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