WO2022021585A1 - Adjustable buckle structure for folding mechanism - Google Patents
Adjustable buckle structure for folding mechanism Download PDFInfo
- Publication number
- WO2022021585A1 WO2022021585A1 PCT/CN2020/116640 CN2020116640W WO2022021585A1 WO 2022021585 A1 WO2022021585 A1 WO 2022021585A1 CN 2020116640 W CN2020116640 W CN 2020116640W WO 2022021585 A1 WO2022021585 A1 WO 2022021585A1
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- WIPO (PCT)
- Prior art keywords
- buckle
- positioning
- shaft
- positioning portion
- folding mechanism
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K15/00—Collapsible or foldable cycles
- B62K15/006—Collapsible or foldable cycles the frame being foldable
Definitions
- the invention relates to a folding mechanism, in particular to an adjustable folding buckle structure.
- the scooter includes a front frame and a rear frame.
- the front frame and the rear frame are hinged and foldable, and a buckle and a torsion spring will be set on the front frame.
- a positioning shaft for matching with the buckle will be set on the rear frame.
- the buckle will be buckled on the positioning shaft.
- the buckle can not be well buckled on the ground and all on the positioning shaft, and the buckle will not be in place or even the situation will not be buckled.
- the purpose of the present invention is to provide an adjustable buckle structure for a folding mechanism that can adjust the position of the buckle so that the buckle can be stuck on the positioning shaft.
- an adjustable buckle structure for a folding mechanism comprising a front part and a rear part, the rear end of the front part and the front end of the rear part are hinged and formed with a hinge, and the hinge is There is a hinge shaft arranged in the left and right direction, and a buckle assembly is fixed where the front part deviates from the hinge shaft.
- the buckle assembly includes a buckle, and the front end of the buckle is fixed with a fixed shaft arranged in the left and right direction, so A hook portion is formed at the rear end of the buckle, a positioning shaft arranged in the left-right direction is provided at the position where the rear part deviates from the hinge axis, the buckle is equipped with a force spring, and the hook portion of the buckle is under the action of the force spring.
- Buckle on the positioning shaft, the fixing shaft extends circumferentially outward to form a positioning portion, the outer edge of the cross-section of the positioning portion is a regular polygon, the axis of the positioning portion deviates from the axis of the fixing shaft, and the axis of the positioning portion is connected to the fixing shaft.
- the axes are arranged in parallel, the front part is provided with a positioning hole for cooperating with the positioning part, the inner edge of the cross-section of the positioning hole is in a center-symmetric structure, and the shape and size of the inner edge of the positioning hole is adapted to the shape and size of the outer edge of the positioning part,
- the positioning portion is located in the fixing hole.
- the hook part of the buckle cannot be fastened to the positioning shaft, after the rotation of the positioning part, the matching between the positioning part and the positioning hole is carried out. Since the axis of the positioning part and the axis of the fixed shaft are eccentric, the front and rear positions of the buckle will change. So that the buckle can be buckled on the positioning shaft.
- the invention has the advantage that the position of the buckle can be adjusted so that the buckle can be stuck on the positioning shaft.
- the outer edge of the cross-section of the positioning portion and the outer edge of the cross-section of the positioning hole are both regular polygons.
- the positioning hole has a star-shaped hole structure, and the number of interior angles formed by the inner edge of the cross-section of the positioning hole is a multiple of the number of interior angles formed by the outer edge of the cross-section of the positioning portion.
- the positioning hole is a star-shaped hole, so that the rotatable angle of the positioning part can be selected more, so that the front and rear position adjustment of the buckle can be more finely adjusted, and the position adjustment of the buckle at a smaller distance can be realized.
- the urging spring is a torsion spring
- the urging spring is sleeved on the fixed shaft, one end of the urging spring is fixed with the buckle, and the other end of the urging spring is fixed with the fixing shaft or the front part.
- the fixed shaft is provided with two limit blocks, at least one limit block is threadedly fitted on the fixed shaft, and the front part and the buckle are limited between the two limit blocks.
- the limit block is used to clamp and fix the positioning part and the front part, so as to realize the fixation of the left and right positions of the buckle.
- a limit block is threaded on the fixed shaft, the positioning hole has a stepped hole structure, the buckle is limited between the limit block and the front part, and the end face of the positioning portion is in contact with the end face of the stepped hole. paste.
- the above arrangement is used to realize the clamping and fixing of the positioning portion, so as to realize the fixing of the left and right positions of the buckle.
- a spacer is sleeved on the fixed shaft, and the spacer is restricted between the buckle and the front part.
- the arrangement of the spacer is used to reduce the contact area between the side of the buckle and the side of the front part, so as to facilitate the rotation of the buckle.
- the front part extends rearward to form an extension part located on the side of the front end of the rear part, and the buckle assembly is located on the extension part; or the rear part extends forward to form an extension part located on the side of the rear end of the front part.
- an extension part, the positioning shaft is located on the extension part.
- the invention has the advantage that the position of the buckle can be adjusted so that the buckle can be stuck on the positioning shaft.
- FIG. 1 is a schematic structural diagram of the present invention.
- FIG. 2 is a schematic structural diagram of the present invention when the positioning portion is matched with the positioning hole.
- FIG. 3 is a schematic structural diagram of the rear part of the present invention.
- FIG. 4 is a schematic structural diagram of the front part of the present invention.
- FIG. 5 is a schematic structural diagram of the buckle assembly of the present invention.
- an adjustable buckle structure for a folding mechanism of the present invention includes a front part 1 and a rear part 2, the rear end of the front part 1 is hinged with the front end of the rear part 2 and a hinge 3 is formed,
- the hinge 3 is provided with a hinge shaft arranged in the left-right direction, and a buckle assembly is fixed at the position where the front part 1 deviates from the hinge shaft.
- the buckle assembly includes a buckle 4.
- the rear end of the buckle 4 is formed with a hook portion 40.
- the rear part 2 is deviated from the hinge shaft and is provided with a positioning shaft 21 arranged in the left-right direction.
- the buckle 4 is equipped with a force spring (not shown in the figure). It is buckled on the positioning shaft 21 under the action of the urging spring.
- the front part 1 is extended backward to form an extension part 10 located at the side of the front end of the rear part 2 , and the buckle assembly is located on the extension part 10 .
- the force spring is a torsion spring, the force spring is sleeved on the fixed shaft 41 , one end of the force spring is fixed to the buckle 4 , and the other end of the force spring is fixed to the front part 1 .
- the front part is provided with a spring insertion hole 12 for fixing one end of the force-applying spring, and the other end of the force-applying spring abuts against the front end surface of the buckle under the action of the force-applying spring.
- the fixed shaft 41 extends to the outside in the circumferential direction to form a positioning portion 42.
- the outer edge of the cross-section of the positioning portion 42 is a regular polygon.
- the axis of the positioning portion 42 deviates from the axis of the fixed shaft 41.
- the inner edge of the cross-section of the positioning hole 11 has a center-symmetric structure.
- the shape and size of the inner edge of the positioning hole 11 are adapted to the shape and size of the outer edge of the positioning portion 42. .
- the positioning hole 11 has a star-shaped hole structure, and the number of inner corners formed by the inner edge of the cross-section of the positioning hole 11 is twice the number of inner corners formed by the outer edge of the cross-section of the positioning portion.
- the fixed shaft 41 is provided with two limit blocks 43 , both of which are screwed to the fixed shaft 41 , and the front part 1 and the buckle 4 are limited between the two limit blocks 43 .
- the fixed shaft 41 is sleeved with two spacers 44 , one spacer 44 is restricted between the buckle 4 and the front part 1 , and the other spacer 44 is restricted between the front part 1 and the limiting block 43 .
- the invention has the advantage that the position of the buckle can be adjusted so that the buckle can be stuck on the positioning shaft.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Buckles (AREA)
- Automotive Seat Belt Assembly (AREA)
Abstract
Disclosed is an adjustable buckle structure for a folding mechanism, the adjustable buckle structure comprising a front component (1) and a rear component (2). The rear end of the front component (1) and the front end of the rear component (2) are hinged to form a hinge joint (3), the hinge joint (3) is provided with a hinge shaft configured in the left-right direction, a buckle assembly is fixed to the position where the front component (1) deviates from the hinge shaft, the buckle assembly comprises a buckle (4), a fixing shaft (41) configured in the left-right direction is fixed to the front end of the buckle (4), a positioning shaft (21) is arranged at the position where the rear component (2) deviates from the hinge shaft, the buckle (4) is provided with a force-application spring in a matching manner, the fixing shaft (41) extends towards the outside in a circumferential direction so as to form a positioning portion (42), the outer edge of the cross-section of the positioning portion (42) is in a regular polygon shape, the axis of the positioning portion (42) deviates from the axis of the fixing shaft (41), the axis of the positioning portion (42) and the axis of the fixing shaft (41) are arranged in parallel, the front component (1) is provided with a positioning hole (11) used for matching with the positioning portion (42), the inner edge of the cross-section of the positioning hole (11) is of a centrosymmetric structure, the shape and size of the inner edge of the positioning hole (11) fits with the shape and size of the outer edge of the positioning portion (42), and the positioning portion (42) is located in a fixing hole. The structure has the advantage whereby the position of the buckle can be adjusted, such that the buckle can be clamped on the positioning shaft.
Description
本发明涉及一种折叠机构，具体涉及一种可调节的折叠卡扣结构。The invention relates to a folding mechanism, in particular to an adjustable folding buckle structure.
很多产品具有折叠功能，比如可折叠的代步车，代步车包括前车架和后车架，前车架与后车架是铰接可折叠的，会在前车架上设置一个卡扣和扭簧，会在后车架上设置一个用于与卡扣配合的定位轴，当前车架与后车架未折叠时也就是代步车正常使用时，会将卡扣扣在定位轴上。但是由于加工或装配问题，卡扣不能很好地扣在地都在定位轴上，会扣不到位甚至存在扣不上的情况发生。需要一种能调节卡扣前后位置，以便于卡扣与定位轴卡扣配合的结构。Many products have a folding function, such as a foldable scooter. The scooter includes a front frame and a rear frame. The front frame and the rear frame are hinged and foldable, and a buckle and a torsion spring will be set on the front frame. , a positioning shaft for matching with the buckle will be set on the rear frame. When the front frame and the rear frame are not folded, that is, when the scooter is in normal use, the buckle will be buckled on the positioning shaft. However, due to processing or assembly problems, the buckle can not be well buckled on the ground and all on the positioning shaft, and the buckle will not be in place or even the situation will not be buckled. There is a need for a structure that can adjust the front and rear positions of the buckle so that the buckle and the positioning shaft can be snap-fitted.
本发明的目的是提供一种能进行卡扣位置调节，以使卡扣能卡在定位轴上的折叠机构用可调节卡扣结构。The purpose of the present invention is to provide an adjustable buckle structure for a folding mechanism that can adjust the position of the buckle so that the buckle can be stuck on the positioning shaft.
为实现上述目的，本发明采用如下技术方案：一种折叠机构用可调节卡扣结构，包括前部件和后部件，所述前部件后端与后部件前端铰接并形成有铰接处，所述铰接处设有沿左右方向设置的铰接轴，所述前部件偏离铰接轴处固定有卡扣组件，所述卡扣组件包括卡扣，所述卡扣前端固定有沿左右方向设置的固定轴，所述卡扣后端形成有钩部，所述后部件偏离铰接轴处设有沿左右方向设置的定位轴，所述卡扣搭配有施力弹簧，卡扣的钩部在施力弹簧的作用下扣在定位轴上，所述固定轴向周向外侧延伸以形成有定位部，所述定位部横截面外缘呈正多边形，所述定位部轴线偏离固定轴轴线，所述定位部轴线与固定轴轴线平行设置，所述前部件设有用于与定位部配合的定位孔，所述定位孔横截面内缘呈中心对称结构，所述定位孔内缘形状大小与定位部外缘形状大小相适应，所述定位部位于固定孔内。In order to achieve the above purpose, the present invention adopts the following technical scheme: an adjustable buckle structure for a folding mechanism, comprising a front part and a rear part, the rear end of the front part and the front end of the rear part are hinged and formed with a hinge, and the hinge is There is a hinge shaft arranged in the left and right direction, and a buckle assembly is fixed where the front part deviates from the hinge shaft. The buckle assembly includes a buckle, and the front end of the buckle is fixed with a fixed shaft arranged in the left and right direction, so A hook portion is formed at the rear end of the buckle, a positioning shaft arranged in the left-right direction is provided at the position where the rear part deviates from the hinge axis, the buckle is equipped with a force spring, and the hook portion of the buckle is under the action of the force spring. Buckle on the positioning shaft, the fixing shaft extends circumferentially outward to form a positioning portion, the outer edge of the cross-section of the positioning portion is a regular polygon, the axis of the positioning portion deviates from the axis of the fixing shaft, and the axis of the positioning portion is connected to the fixing shaft. The axes are arranged in parallel, the front part is provided with a positioning hole for cooperating with the positioning part, the inner edge of the cross-section of the positioning hole is in a center-symmetric structure, and the shape and size of the inner edge of the positioning hole is adapted to the shape and size of the outer edge of the positioning part, The positioning portion is located in the fixing hole.
当卡扣的钩部扣不上定位轴时，进行定位部的转动后，再进行定位部与定位孔的配合，由于定位部轴线与固定轴轴线偏心，故而卡扣的前后位置会发生改变，以使卡扣能扣在定位轴上。本发明具有能进行卡扣位置调节，以使卡扣能卡在定位轴上的优点。When the hook part of the buckle cannot be fastened to the positioning shaft, after the rotation of the positioning part, the matching between the positioning part and the positioning hole is carried out. Since the axis of the positioning part and the axis of the fixed shaft are eccentric, the front and rear positions of the buckle will change. So that the buckle can be buckled on the positioning shaft. The invention has the advantage that the position of the buckle can be adjusted so that the buckle can be stuck on the positioning shaft.
作为优选，所述定位部横截面外缘和定位孔横截面外缘均呈正多边形。Preferably, the outer edge of the cross-section of the positioning portion and the outer edge of the cross-section of the positioning hole are both regular polygons.
作为优选，所述定位孔呈星形孔结构，所述定位孔横截面内缘所构成的内角数量是定位部横截面外缘所构成内角数量的倍数。定位孔呈星形孔，以使定位部的可转动角度选择更多，以使卡扣的前后位置调节更为精细，能实现更小距离卡扣的位置调节。Preferably, the positioning hole has a star-shaped hole structure, and the number of interior angles formed by the inner edge of the cross-section of the positioning hole is a multiple of the number of interior angles formed by the outer edge of the cross-section of the positioning portion. The positioning hole is a star-shaped hole, so that the rotatable angle of the positioning part can be selected more, so that the front and rear position adjustment of the buckle can be more finely adjusted, and the position adjustment of the buckle at a smaller distance can be realized.
作为优选，所述施力弹簧为扭簧，所述施力弹簧套设在固定轴上，且施力弹簧一端与卡扣固定，施力弹簧另一端与固定轴或前部件固定。Preferably, the urging spring is a torsion spring, the urging spring is sleeved on the fixed shaft, one end of the urging spring is fixed with the buckle, and the other end of the urging spring is fixed with the fixing shaft or the front part.
作为优选，所述固定轴上设有两个限位块，至少一个限位块螺纹配合在固定轴上，所述前部件和卡扣被限制在两限位块之间。限位块用于将定位部与前部件夹紧固定，以实现卡扣的左右位置的固定。Preferably, the fixed shaft is provided with two limit blocks, at least one limit block is threadedly fitted on the fixed shaft, and the front part and the buckle are limited between the two limit blocks. The limit block is used to clamp and fix the positioning part and the front part, so as to realize the fixation of the left and right positions of the buckle.
作为优选，所述固定轴上螺纹配合有一限位块，所述定位孔呈台阶孔结构，所述卡扣被限制在限位块与前部件之间，并使定位部端面与台阶孔端面相贴。上述设置以实现定位部的夹紧固定，以实现卡扣的左右位置的固定。Preferably, a limit block is threaded on the fixed shaft, the positioning hole has a stepped hole structure, the buckle is limited between the limit block and the front part, and the end face of the positioning portion is in contact with the end face of the stepped hole. paste. The above arrangement is used to realize the clamping and fixing of the positioning portion, so as to realize the fixing of the left and right positions of the buckle.
作为优选，所述固定轴上套设有垫块，所述垫块被限制在卡扣与前部件之间。垫块的设置以用于减少卡扣侧面与前部件侧面的接触面积，以便于卡扣的转动。Preferably, a spacer is sleeved on the fixed shaft, and the spacer is restricted between the buckle and the front part. The arrangement of the spacer is used to reduce the contact area between the side of the buckle and the side of the front part, so as to facilitate the rotation of the buckle.
作为优选，所述前部件向后延伸以形成有位于后部件前端侧方的延伸部，所述卡扣组件位于延伸部上；或后部件向前延伸以形成有位于前部件后端侧方的延伸部，所述定位轴位于所述延伸部上。通过设置延伸部，以使卡扣组件能离铰接轴更远，以使前部件与后部件间的定位固定效果更好。Preferably, the front part extends rearward to form an extension part located on the side of the front end of the rear part, and the buckle assembly is located on the extension part; or the rear part extends forward to form an extension part located on the side of the rear end of the front part. an extension part, the positioning shaft is located on the extension part. By arranging the extension part, the buckle assembly can be farther away from the hinge shaft, so that the positioning and fixing effect between the front part and the rear part is better.
本发明具有能进行卡扣位置调节，以使卡扣能卡在定位轴上的优点。The invention has the advantage that the position of the buckle can be adjusted so that the buckle can be stuck on the positioning shaft.
图1为本发明的一种结构示意图。FIG. 1 is a schematic structural diagram of the present invention.
图2为本发明的定位部与定位孔配合时的一种结构示意图。FIG. 2 is a schematic structural diagram of the present invention when the positioning portion is matched with the positioning hole.
图3为本发明的后部件的一种结构示意图。FIG. 3 is a schematic structural diagram of the rear part of the present invention.
图4为本发明的前部件的一种结构示意图。FIG. 4 is a schematic structural diagram of the front part of the present invention.
图5为本发明卡扣组件的一种结构示意图。FIG. 5 is a schematic structural diagram of the buckle assembly of the present invention.
下面根据附图和具体实施例对本发明作进一步描述。The present invention will be further described below according to the accompanying drawings and specific embodiments.
由图1至图5所示，本发明的一种折叠机构用可调节卡扣结构，包括前部件1和后部件2，前部件1后端与后部件2前端铰接并形成有铰接处3，铰接处3设有沿左右方向设置的铰接轴，前部件1偏离铰接轴处固定有卡扣组件，卡扣组件包括卡扣4，卡扣4前端固定有沿左右方向设置的固定轴41，卡扣4后端形成有钩部40后部件2偏离铰接轴处设有沿左右方向设置的定位轴21，卡扣4搭配有施力弹簧（图中未画出），卡扣4的钩部40在施力弹簧的作用下扣在定位轴21上。其中，前部件1向后延伸以形成有位于后部件2前端侧方的延伸部10，卡扣组件位于延伸部10上。As shown in Figures 1 to 5, an adjustable buckle structure for a folding mechanism of the present invention includes a front part 1 and a rear part 2, the rear end of the front part 1 is hinged with the front end of the rear part 2 and a hinge 3 is formed, The hinge 3 is provided with a hinge shaft arranged in the left-right direction, and a buckle assembly is fixed at the position where the front part 1 deviates from the hinge shaft. The buckle assembly includes a buckle 4. The rear end of the buckle 4 is formed with a hook portion 40. The rear part 2 is deviated from the hinge shaft and is provided with a positioning shaft 21 arranged in the left-right direction. The buckle 4 is equipped with a force spring (not shown in the figure). It is buckled on the positioning shaft 21 under the action of the urging spring. Wherein, the front part 1 is extended backward to form an extension part 10 located at the side of the front end of the rear part 2 , and the buckle assembly is located on the extension part 10 .
其中，施力弹簧为扭簧，施力弹簧套设在固定轴41上，且施力弹簧一端与卡扣4固定，施力弹簧另一端与前部件1固定。其中，前部件设有固定施力弹簧一端的弹簧插孔12，施力弹簧另一端在施力弹簧的作用下与卡扣前端面相抵。The force spring is a torsion spring, the force spring is sleeved on the fixed shaft 41 , one end of the force spring is fixed to the buckle 4 , and the other end of the force spring is fixed to the front part 1 . The front part is provided with a spring insertion hole 12 for fixing one end of the force-applying spring, and the other end of the force-applying spring abuts against the front end surface of the buckle under the action of the force-applying spring.
固定轴41向周向外侧延伸以形成有定位部42，定位部42横截面外缘呈正多边形，定位部42轴线偏离固定轴41轴线，定位部42轴线与固定轴41轴线平行设置，前部件1设有用于与定位部42配合的定位孔11，定位孔11横截面内缘呈中心对称结构，定位孔11内缘形状大小与定位部42外缘形状大小相适应，定位部42位于固定孔内。其中，定位孔11呈星形孔结构，定位孔11横截面内缘所构成的内角数量是定位部横截面外缘所构成内角数量的两倍。The fixed shaft 41 extends to the outside in the circumferential direction to form a positioning portion 42. The outer edge of the cross-section of the positioning portion 42 is a regular polygon. The axis of the positioning portion 42 deviates from the axis of the fixed shaft 41. There is a positioning hole 11 for cooperating with the positioning portion 42. The inner edge of the cross-section of the positioning hole 11 has a center-symmetric structure. The shape and size of the inner edge of the positioning hole 11 are adapted to the shape and size of the outer edge of the positioning portion 42. . The positioning hole 11 has a star-shaped hole structure, and the number of inner corners formed by the inner edge of the cross-section of the positioning hole 11 is twice the number of inner corners formed by the outer edge of the cross-section of the positioning portion.
固定轴41上设有两个限位块43，两个限位块43均螺纹配合在固定轴41上，前部件1和卡扣4被限制在两限位块43之间。其中，固定轴41上套设有两个垫块44，一个垫块44被限制在卡扣4与前部件1之间，另一个垫块44被限制在前部件1与限位块43间。The fixed shaft 41 is provided with two limit blocks 43 , both of which are screwed to the fixed shaft 41 , and the front part 1 and the buckle 4 are limited between the two limit blocks 43 . The fixed shaft 41 is sleeved with two spacers 44 , one spacer 44 is restricted between the buckle 4 and the front part 1 , and the other spacer 44 is restricted between the front part 1 and the limiting block 43 .
本发明具有能进行卡扣位置调节，以使卡扣能卡在定位轴上的优点。The invention has the advantage that the position of the buckle can be adjusted so that the buckle can be stuck on the positioning shaft.
Claims (8)
- 一种折叠机构用可调节卡扣结构，其特征在于包括前部件和后部件，所述前部件后端与后部件前端铰接并形成有铰接处，所述铰接处设有沿左右方向设置的铰接轴，所述前部件偏离铰接轴处固定有卡扣组件，所述卡扣组件包括卡扣，所述卡扣前端固定有沿左右方向设置的固定轴，所述卡扣后端形成有钩部，所述后部件偏离铰接轴处设有沿左右方向设置的定位轴，所述卡扣搭配有施力弹簧，卡扣的钩部在施力弹簧的作用下扣在定位轴上，所述固定轴向周向外侧延伸以形成有定位部，所述定位部横截面外缘呈正多边形，所述定位部轴线偏离固定轴轴线，所述定位部轴线与固定轴轴线平行设置，所述前部件设有用于与定位部配合的定位孔，所述定位孔横截面内缘呈中心对称结构，所述定位孔内缘形状大小与定位部外缘形状大小相适应，所述定位部位于固定孔内。An adjustable buckle structure for a folding mechanism is characterized in that it includes a front part and a rear part, the rear end of the front part is hinged with the front end of the rear part and a hinge is formed, and the hinge is provided with hinges arranged in the left and right directions. The front part deviates from the hinge shaft and is fixed with a buckle assembly, the buckle assembly includes a buckle, the front end of the buckle is fixed with a fixed shaft arranged in the left-right direction, and the rear end of the buckle is formed with a hook portion , the rear part is deviated from the hinge shaft with a positioning shaft arranged in the left and right direction, the buckle is equipped with a force spring, and the hook part of the buckle is buckled on the positioning shaft under the action of the force spring, and the fixed Axial circumferential outer side is extended to form a positioning portion, the outer edge of the cross-section of the positioning portion is a regular polygon, the axis of the positioning portion is deviated from the axis of the fixed shaft, the axis of the positioning portion is arranged in parallel with the axis of the fixed shaft, and the front part is provided. There is a positioning hole for matching with the positioning portion, the inner edge of the cross-section of the positioning hole has a center-symmetric structure, the shape and size of the inner edge of the positioning hole is adapted to the shape and size of the outer edge of the positioning portion, and the positioning portion is located in the fixing hole.
- 根据权利要求1所述的折叠机构用可调节卡扣结构，其特征在于所述定位部横截面外缘和定位孔横截面外缘均呈正多边形。The adjustable buckle structure for a folding mechanism according to claim 1, wherein the outer edge of the cross-section of the positioning portion and the outer edge of the cross-section of the positioning hole are both regular polygons.
- 根据权利要求1所述的折叠机构用可调节卡扣结构，其特征在于所述定位孔呈星形孔结构，所述定位孔横截面内缘所构成的内角数量是定位部横截面外缘所构成内角数量的倍数。The adjustable buckle structure for a folding mechanism according to claim 1, wherein the positioning hole is a star-shaped hole structure, and the number of inner angles formed by the inner edge of the cross-section of the positioning hole is the same as the inner angle formed by the outer edge of the cross-section of the positioning portion. multiples of the quantity.
- 根据权利要求1所述的折叠机构用可调节卡扣结构，其特征在于所述施力弹簧为扭簧，所述施力弹簧套设在固定轴上，且施力弹簧一端与卡扣固定，施力弹簧另一端与固定轴或前部件固定。The adjustable buckle structure for a folding mechanism according to claim 1, wherein the force application spring is a torsion spring, the force application spring is sleeved on the fixed shaft, and one end of the force application spring is fixed with the buckle, The other end of the force spring is fixed with the fixed shaft or the front part.
- 根据权利要求1所述的折叠机构用可调节卡扣结构，其特征在于所述固定轴上设有两个限位块，至少一个限位块螺纹配合在固定轴上，所述前部件和卡扣被限制在两限位块之间。The adjustable buckle structure for a folding mechanism according to claim 1, wherein two limit blocks are provided on the fixed shaft, at least one limit block is threadedly fitted on the fixed shaft, and the front part and the clip The buckle is limited between the two limit blocks.
- 根据权利要求1所述的折叠机构用可调节卡扣结构，其特征在于所述固定轴上螺纹配合有一限位块，所述定位孔呈台阶孔结构，所述卡扣被限制在限位块与前部件之间，并使定位部端面与台阶孔端面相贴。The adjustable buckle structure for a folding mechanism according to claim 1, wherein a limit block is threaded on the fixed shaft, the positioning hole is a stepped hole structure, and the buckle is limited to the limit block between the front part and the end face of the positioning part and the end face of the step hole.
- 根据权利要求1所述的折叠机构用可调节卡扣结构，其特征在于所述固定轴上套设有垫块，所述垫块被限制在卡扣与前部件之间。The adjustable buckle structure for a folding mechanism according to claim 1, wherein a spacer is sleeved on the fixed shaft, and the spacer is restricted between the buckle and the front part.
- 根据权利要求1所述的折叠机构用可调节卡扣结构，其特征在于所述前部件向后延伸以形成有位于后部件前端侧方的延伸部，所述卡扣组件位于延伸部上；或后部件向前延伸以形成有位于前部件后端侧方的延伸部，所述定位轴位于所述延伸部上。The adjustable buckle structure for a folding mechanism according to claim 1, wherein the front part extends rearward to form an extension part located on the side of the front end of the rear part, and the buckle assembly is located on the extension part; or The rear part extends forward to form an extension part lateral to the rear end of the front part, and the positioning shaft is located on the extension part.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010739230.5A CN111942511A (en) | 2020-07-28 | 2020-07-28 | Adjustable buckle structure for folding mechanism |
| CN202010739230.5 | 2020-07-28 |
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| Publication Number | Publication Date |
|---|---|
| WO2022021585A1 true WO2022021585A1 (en) | 2022-02-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/CN2020/116640 WO2022021585A1 (en) | 2020-07-28 | 2020-09-22 | Adjustable buckle structure for folding mechanism |
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| CN (1) | CN111942511A (en) |
| WO (1) | WO2022021585A1 (en) |
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| CN209644673U (en) * | 2019-01-25 | 2019-11-19 | 宁波明道电子科技有限公司 | A kind of electric kettle with folding handle |
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2020
- 2020-07-28 CN CN202010739230.5A patent/CN111942511A/en active Pending
- 2020-09-22 WO PCT/CN2020/116640 patent/WO2022021585A1/en active Application Filing
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| CN201325549Y (en) * | 2008-11-03 | 2009-10-14 | 深圳信隆实业股份有限公司 | Folder structure |
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|---|---|
| CN111942511A (en) | 2020-11-17 |
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