CN113439967A - Prevent multi-functional baby chair of displacement - Google Patents
Prevent multi-functional baby chair of displacement Download PDFInfo
- Publication number
- CN113439967A CN113439967A CN202110749324.5A CN202110749324A CN113439967A CN 113439967 A CN113439967 A CN 113439967A CN 202110749324 A CN202110749324 A CN 202110749324A CN 113439967 A CN113439967 A CN 113439967A
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- CN
- China
- Prior art keywords
- wheel
- column
- chair
- baby chair
- brake
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 238000006073 displacement reaction Methods 0.000 title claims description 14
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 230000002265 prevention Effects 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47D—FURNITURE SPECIALLY ADAPTED FOR CHILDREN
- A47D1/00—Children's chairs
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47D—FURNITURE SPECIALLY ADAPTED FOR CHILDREN
- A47D15/00—Accessories for children's furniture, e.g. safety belts or baby-bottle holders
-
- 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
- B62B7/006—Carriages supporting a rigid seat
-
- 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
-
- 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
- B62B9/08—Braking mechanisms; Locking devices against movement
- B62B9/082—Braking mechanisms; Locking devices against movement foot operated
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Pediatric Medicine (AREA)
- Public Health (AREA)
- Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
Abstract
The invention discloses a displacement-preventing multifunctional baby chair which comprises a backrest, a seat bucket, chair legs, a brake wheel, a rear wheel and two front wheels, wherein the seat bucket is a square groove, two leg placing holes are formed in the front of the seat bucket, the rear wheel is a common wheel, the brake wheel is braked by a brake device and is stepped on the brake device, and the brake wheel rotates to form a right angle with the rear wheel, so that the baby chair is locked; the braking device comprises a connecting plate, a shell, an upper toothed column, a clamping block, a fixed rail, a lower toothed column, a connecting cylinder, a spring, a connecting column and a pin. The baby chair can be used as a baby chair indoors and can also be used as a baby carriage outdoors. Multiple functions can provide more convenience for parents.
Description
Technical Field
The invention belongs to the technical field of daily supplies, and particularly relates to a novel baby chair capable of preventing displacement and serving as a car.
Background
Currently, most baby chairs in the market are only suitable for indoor use, the baby carriage is suitable for outdoor use, and no suitable tool is available for facilitating the activities of the baby indoors and outdoors. In order to solve the problem that parents have to put a baby on the baby chair from the baby carriage, the baby chair can be used as a baby chair indoors or as a baby carriage outdoors. Multiple functions can facilitate parents.
Disclosure of Invention
To solve the above problems, it is an object of the present invention to provide a baby chair which can be used as a seat as well as a baby carriage.
The technical scheme adopted by the invention for solving the problems is as follows:
a displacement-preventing multifunctional baby chair comprises a backrest, a seat bucket, chair legs, brake wheels, rear wheels and two front wheels, wherein the seat bucket is a square groove, two leg placing holes are formed in the front of the seat bucket, the rear wheels are ordinary wheels, the brake wheels are braked by a brake device and step on the brake device, and the brake wheels rotate to form an included angle with the rear wheels, so that the baby chair is locked; the braking device comprises a connecting plate, a shell, an upper toothed column, a clamping block, a fixed rail, a lower toothed column, a connecting cylinder, a spring, a connecting column and a pin.
Furthermore, the lower end of the upper tooth column is expanded to form a circular tube, the edge of the bottom of the circular tube is in a sawtooth shape, and a plurality of clamping blocks are uniformly distributed along the periphery of the outer side wall of the circular tube; the lower tooth column is connected with a plurality of helical teeth at intervals, the lower tooth column at the tooth root of the helical teeth is connected with a circle of boss, and the wall of the helical teeth is thicker than that of the boss, so that the boss and the helical teeth form a slide way; the fixed rail is connected to the inner wall of the shell and comprises a plurality of groups of assemblies, each group of assemblies comprises a wide helical tooth, a narrow helical tooth and a sliding groove, the groups of assemblies are connected to form a cylindrical fixed rail, the fixed rail is fixedly connected to the inner wall of the shell, and the shell, the upper toothed column and the lower toothed column are sleeved.
Furthermore, the multifunctional baby chair capable of preventing displacement further comprises a connecting cylinder, a spring, a connecting column and a pin, wherein the brake wheel comprises a wheel and a wheel connecting piece, the bottom surface of the lower tooth column is connected with the top surface of the connecting cylinder, the side wall of the connecting cylinder is provided with a pair of opposite long through holes, the side wall of the upper part of the connecting column is provided with a pin hole, the connecting column is sleeved in the connecting cylinder and then connected with the connecting cylinder through the pin, the spring is arranged between the connecting column and the connecting cylinder, the bottom surface of the connecting column is connected with the wheel connecting piece, and the wheel is rotatably connected to the wheel connecting piece through a shaft.
Furthermore, the multifunctional baby chair capable of preventing displacement is characterized in that a groove is formed in the periphery of the side wall below the shell, one end of the connecting plate is connected with the bottoms of the chair legs, and the other end of the connecting plate is clamped in the groove.
Further, the angle of the above-mentioned multifunctional baby chair for preventing displacement is 90 °.
Preferably, the front wheel is a universal wheel, and the chair legs are connected with the front wheel through a bearing by a connecting piece.
Preferably, the left side and the right side of the right back of the seat bucket are connected with armrests.
The invention has the beneficial effects that: the invention provides a displacement-preventing multifunctional baby chair which can be used as a seat indoors and a baby carriage outdoors; a new braking mode is adopted, and the locking of the baby chair is vertically realized through the braking wheels and the rear wheels; the universal wheel passes through the bearing in order to realize universal rotation.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an exploded schematic view of the brake assembly and brake wheel;
FIG. 3 is a schematic illustration of the braking principle of the brake wheel;
fig. 4 is a partially enlarged view of the front wheel.
In the figure, the bicycle comprises a backrest 1, a backrest 2, a seat bucket 3, a braking device 301, a connecting plate 302, a shell 303, an upper tooth post 304, a clamping block 305, a fixed rail 306, a lower tooth post 307, a connecting cylinder 308, a spring 309, a pin 310, a connecting post 4, a front wheel 401, a bearing 5, a brake wheel 501 and a wheel connecting piece.
Detailed Description
Example 1
A displacement-preventing multifunctional baby chair comprises a backrest 1, a seat bucket 2, chair legs, a brake wheel 5, a rear wheel and two front wheels 4, wherein the seat bucket 2 is a square groove, two leg placing holes are formed in the front of the seat bucket 2, the rear wheel is a common wheel, the brake wheel 5 is braked through a brake device 3, the brake device 3 is stepped on, and the brake wheel 5 rotates to form an included angle with the rear wheel, so that the baby chair is locked; the braking device 3 comprises a connecting plate 301, a shell 302, an upper tooth column 303, a clamping block 304, a fixed rail 305, a lower tooth column 306, a connecting cylinder 307, a spring 308, a connecting column 310 and a pin 309.
Further, the lower end of the upper tooth column 303 is expanded to form a circular tube, the bottom edge of the circular tube is zigzag, a plurality of clamping blocks 304 are uniformly distributed along the outer side wall of the circular tube in a circle, and the fixed rail 305 is fixedly connected to the inner wall of the shell; a plurality of helical teeth are connected to the lower tooth column 306 at intervals, a circle of boss is connected to the lower tooth column 306 at the tooth root of each helical tooth, and the wall of each helical tooth is thicker than that of each boss, so that the bosses and the helical teeth form a slide way; the fixed rail 305 of shell inner wall connection, fixed rail 305 includes the multiunit subassembly, and every group subassembly is including a wide skewed tooth, a narrow skewed tooth and a spout that meet, and the multiunit subassembly connects into a cylinder fixed rail 305, and shell 302, last tooth post 303, lower tooth post 306 cup joint, and the one end that fixed rail 305 kept away from the wheel is connected with the round boss to block last tooth post 303, carry on spacingly to last tooth post 303. The number of the groups of the components is adapted to the number of the helical teeth of the lower tooth column. The edge of the bottom of the circular shell is connected with the gear connecting piece through the concave-convex matched circular slide rail slide way, so that the position can be limited, and the rotation of the brake wheel can not be influenced.
Further, above-mentioned prevent multi-functional baby chair of displacement still includes connecting cylinder 307, spring 308, spliced pole 310 and round pin 309, braked wheel 5 includes wheel and wheel connection spare 501, tooth post 306 bottom surface is connected with connecting cylinder 307 top surface down, connecting cylinder 307 lateral wall is opened has just right a pair of slotted hole, connecting pole 310 upper portion lateral wall is opened there is the pinhole, spliced pole 310 cover is in connecting cylinder 307, then is connected with connecting cylinder 307 with round pin 309, put spring 308 between spliced pole 310 and the connecting cylinder 307, connecting cylinder inner wall top surface is connected to spring one end, the spliced pole top surface is connected to the other end, wheel connection spare 501 is connected to the bottom surface of spliced pole 310, the wheel passes through the axle rotation and connects on wheel connection spare 501.
Furthermore, a groove is formed in the periphery of the side wall below the shell, one end of the connecting plate 301 is connected to the bottom of the chair leg, and the other end of the connecting plate is clamped in the groove.
Further, the angle of the above-mentioned multifunctional baby chair for preventing displacement is 90 °.
Preferably, in the above multifunctional baby chair for preventing displacement, the front wheel 4 is a universal wheel, and the chair legs are connected with the front wheel 4 through a bearing 401 by a connecting piece.
Preferably, in the above multifunctional baby chair for preventing displacement, the right and left sides right behind the seat bucket 2 are connected with armrests.
Example 2
Referring to the drawings for describing the embodiments of the present patent, fig. 1 is a schematic view showing the overall structure of the present invention, and a reversible backrest 1 is connected to a bucket 2 by a hinge.
A multi-function baby chair that resists displacement, comprising: the backrest 1 is used for the backrest 1 in two using modes, and the backrest 1 can be used as a handle or is additionally connected to the back of the backrest 1 or the seat bucket 2; a seat bucket 2, wherein the seat bucket 2 is used for seating a baby; the braking device 3 is used for preventing the baby chair from moving when needed, so that the purpose of displacement prevention is achieved. Fig. 3 is a schematic view showing a braking principle of a brake wheel, which uses a principle of an automatic ball-point pen to change the direction of the brake wheel 5 at each depression to restrict the movement of the baby chair. Fig. 4 is a partial enlarged view of the front wheel, and the legs are connected to the front wheel 4 by a bearing 401, which ensures that the front wheel 4 can rotate in all directions when the baby chair is pushed. The braking device 3 includes a connection plate 301, a housing 302, an upper tooth post 303, a latch 304, a fixing rail 305, a lower tooth post 306, a connection cylinder 307, a spring 308, and a pin 309. The lower end of the upper tooth column is expanded to form a circular tube, the edge of the bottom of the circular tube is in a sawtooth shape, a plurality of clamping blocks 304 are uniformly distributed along the periphery of the outer side wall of the circular tube, and a fixed rail 305 is fixedly connected to the inner wall of the shell 302; the lower tooth column 306 is connected with a plurality of helical teeth at intervals, the lower tooth column 306 at the tooth root of the helical teeth is connected with a circle of boss, the wall of the boss is thinner, and the wall of the helical teeth is thicker than that of the boss, so that the boss and the helical teeth form a slide way; the inner wall of the housing is connected with a fixed rail 305, the fixed rail 305 comprises a plurality of groups of components, each group of components comprises a wide helical tooth, a narrow helical tooth and a sliding groove, and the plurality of groups of components are connected into the fixed rail 305. The shell 302, the upper toothed column 303 and the lower toothed column 306 are sleeved. The bottom surface of the lower tooth post 306 is connected with the top surface of the connecting cylinder 307, the side wall of the connecting cylinder 307 is provided with a pair of opposite long through holes, the side wall of the upper part of the connecting post 310 is provided with a pin hole, the connecting post 310 is sleeved in the connecting cylinder 307 and then is connected with the connecting cylinder 307 through a pin 309, a spring 308 is arranged between the connecting post 310 and the connecting cylinder 307, the bottom surface of the connecting post 310 is connected with a wheel connecting piece 501, and wheels are rotatably connected to the wheel connecting piece 501 through shafts. A groove is formed in the periphery of the side wall below the shell 302, one end of the connecting plate 301 is connected with the bottom of the chair leg, and the other end of the connecting plate is clamped in the groove.
At the beginning, the brake wheel 5 is parallel to the rear wheel, the baby chair can normally move, the oblique teeth of the lower tooth post 306 are half connected with the saw teeth of the upper tooth post 303, the upper tooth post 303 is stepped, the upper tooth post 303 slides downwards along the sliding groove, the lower tooth post 306 is pushed by the spring 308 to be completely connected with the saw teeth, the foot loosens the upper tooth post 303 and the lower tooth post 306 to move upwards to be connected with the long oblique teeth of the fixed rail 305, the upper tooth post 303 is separated from the lower tooth post, the lower tooth post 306 rotates by 90 degrees and is locked by the long oblique teeth of the fixed rail 305, and the brake wheel 5 is vertical to the rear wheel at the moment, so that the baby chair is locked; the upper toothed column 303 is stepped on again, the upper toothed column 303 pushes the lower toothed column 306 to be separated from the long oblique teeth, the upper toothed column 303 is released by feet, the lower toothed column 306 goes upwards to be connected with the short oblique teeth of the fixed rail 305 and slides into the sliding groove, the lower toothed column 306 rotates for 90 degrees and is locked by the sliding groove, at the moment, the brake wheel 5 is parallel to the rear wheel, and the baby chair can normally walk.
Claims (6)
1. A displacement-preventing multifunctional baby chair comprises a backrest, a seat bucket, chair legs, brake wheels, rear wheels and two front wheels, and is characterized in that the seat bucket is a square groove, two leg placing holes are formed in the front of the seat bucket, the rear wheels are ordinary wheels, the brake wheels are braked through a brake device, the brake device is stepped on, and the brake wheels rotate to form an included angle with the rear wheels, so that the baby chair is locked; the braking device comprises a connecting plate, a shell, an upper toothed column, a clamping block, a fixed rail, a lower toothed column, a connecting cylinder, a spring, a connecting column and a pin.
2. The multifunctional displacement-preventing baby chair as claimed in claim 1, wherein the lower end of the upper tooth post is expanded to form a circular tube, the bottom edge of the circular tube is zigzag, and a plurality of clamping blocks are uniformly distributed along the circumference of the outer side wall of the circular tube; the lower tooth column is connected with a plurality of helical teeth at intervals, the lower tooth column at the tooth root of the helical teeth is connected with a circle of boss, and the wall of the helical teeth is thicker than that of the boss, so that the boss and the helical teeth form a slide way; the fixed rail is connected to the inner wall of the shell and comprises a plurality of groups of assemblies, each group of assemblies comprises a wide helical tooth, a narrow helical tooth and a sliding groove, the groups of assemblies are connected to form a cylindrical fixed rail, the fixed rail is fixedly connected to the inner wall of the shell, and the shell, the upper toothed column and the lower toothed column are sleeved.
3. The multifunctional baby chair with displacement prevention as claimed in claim 2, further comprising a connecting cylinder, a spring, a connecting column and a pin, wherein the brake wheel comprises a wheel and a wheel connecting piece, the bottom surface of the lower tooth column is connected with the top surface of the connecting cylinder, the side wall of the connecting cylinder is provided with a pair of opposite long through holes, the side wall of the upper part of the connecting column is provided with a pin hole, the connecting column is sleeved in the connecting cylinder and then connected with the connecting cylinder by the pin, the spring is arranged between the connecting column and the connecting cylinder, the bottom surface of the connecting column is connected with the wheel connecting piece, and the wheel is rotatably connected with the wheel connecting piece through a shaft.
4. The multifunctional baby chair with displacement prevention as claimed in claim 1, wherein a groove is formed on the lower side wall of the housing around the circumference, one end of the connecting plate is connected with the bottom of the chair leg, and the other end is clamped in the groove.
5. The multifunctional baby chair as claimed in claim 1, wherein the front wheel is a universal wheel, and the chair legs are connected with the front wheel through a bearing via a connecting piece.
6. A multi-functional displacement-preventing baby chair as claimed in claim 1, characterized in that the angle is 90 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110749324.5A CN113439967A (en) | 2021-07-02 | 2021-07-02 | Prevent multi-functional baby chair of displacement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110749324.5A CN113439967A (en) | 2021-07-02 | 2021-07-02 | Prevent multi-functional baby chair of displacement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113439967A true CN113439967A (en) | 2021-09-28 |
Family
ID=77814896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110749324.5A Pending CN113439967A (en) | 2021-07-02 | 2021-07-02 | Prevent multi-functional baby chair of displacement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113439967A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201102558Y (en) * | 2007-10-23 | 2008-08-20 | 钟志雄 | Rear wheel steering barrow with synthetic brake function |
| CN201151422Y (en) * | 2007-11-13 | 2008-11-19 | 钟志群 | Back wheel steering hand brake perambulator |
| CN201536857U (en) * | 2009-10-19 | 2010-08-04 | 汕头华美乐童车有限公司 | Folding portable baby chair with function of barrow |
| CN108458699A (en) * | 2018-04-14 | 2018-08-28 | 金亮香 | A kind of total powerstation |
| CN110630765A (en) * | 2018-06-25 | 2019-12-31 | 虞君道 | Ceramic sheet type upper water inlet elastic water diversion valve core |
-
2021
- 2021-07-02 CN CN202110749324.5A patent/CN113439967A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201102558Y (en) * | 2007-10-23 | 2008-08-20 | 钟志雄 | Rear wheel steering barrow with synthetic brake function |
| CN201151422Y (en) * | 2007-11-13 | 2008-11-19 | 钟志群 | Back wheel steering hand brake perambulator |
| CN201536857U (en) * | 2009-10-19 | 2010-08-04 | 汕头华美乐童车有限公司 | Folding portable baby chair with function of barrow |
| CN108458699A (en) * | 2018-04-14 | 2018-08-28 | 金亮香 | A kind of total powerstation |
| CN110630765A (en) * | 2018-06-25 | 2019-12-31 | 虞君道 | Ceramic sheet type upper water inlet elastic water diversion valve core |
Non-Patent Citations (2)
| Title |
|---|
| 佚名: "上课最爱玩的自动圆珠笔工作原理", 《HTTPS://HAOKAN.BAIDU.COM/V?PD=WISENATURAL&VID=10028438777718959653》 * |
| 佚名: "自动圆珠笔的结构", 《HTTPS://HAOKAN.BAIDU.COM/V?PD=WISENATURAL&VID=14629555938645139712》 * |
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Legal Events
| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Shang Wei Inventor after: He Cong Inventor after: Tao Haomeng Inventor after: Shen Rui Inventor after: Zhou Baixiao Inventor after: Lei Ao Inventor after: Ma Zailin Inventor before: Shang Wei Inventor before: Tao Haomeng Inventor before: Shen Rui Inventor before: Zhou Baixiao Inventor before: Lei Ao Inventor before: Ma Zailin |
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| CB03 | Change of inventor or designer information | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210928 |
|
| RJ01 | Rejection of invention patent application after publication |