CN212047549U - Brake device of baby carriage - Google Patents
Brake device of baby carriage Download PDFInfo
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- CN212047549U CN212047549U CN202020834343.9U CN202020834343U CN212047549U CN 212047549 U CN212047549 U CN 212047549U CN 202020834343 U CN202020834343 U CN 202020834343U CN 212047549 U CN212047549 U CN 212047549U
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- brake
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Abstract
The utility model discloses a brake device of a baby carriage, which comprises wheel seats arranged below a frame, a bottom cross bar arranged between the wheel seats at two sides, wheel components arranged on the wheel seats, a brake disc arranged on the wheel components, a pedal piece arranged in the middle of the bottom cross bar and capable of rotating relative to the bottom cross bar, and brake cables positioned at the left side and the right side of the pedal piece; the outer end of the brake cable extends into the wheel seat and is connected with the brake component in the wheel seat, and a brake rod of the brake component can be locked into or withdrawn from a corresponding brake disc; the brake cable comprises a lower cross rod and is characterized in that a mounting seat is fixedly arranged in the middle of the lower cross rod, a sliding block is connected to the inner end of the brake cable, the sliding block can slide left and right relative to the mounting seat, a guide convex portion is arranged on the rear side of the sliding block, a matching groove which is matched with the guide convex portion in a slant sliding mode is formed in the rear portion of a pedal piece, a locking mechanism is arranged between the mounting seat and the pedal piece, and an unlocking mechanism used for unlocking the locking mechanism is arranged on the pedal.
Description
Technical Field
The utility model relates to a brake equipment of bassinet.
Background
At present, various baby carriers are available in the market, and in order to ensure the safety performance of the baby carrier, a brake mechanism is arranged on the general baby carrier so as to prevent children from accidents when taking the baby carrier. Most of brake mechanisms need to be operated by feet when braking, generally realize braking by stepping on a brake pedal, and the brake pedal needs to be lifted upwards by the feet when the braking is released, so that the shoe surface is polluted and even toes are scratched when the operation is carried out.
Disclosure of Invention
The utility model discloses the purpose is: a brake device for a stroller is provided to overcome the above technical problems of the related art.
The technical scheme of the utility model is that: a brake device of a baby carrier comprises wheel seats arranged below a frame, a lower cross rod arranged between the wheel seats on two sides, wheel assemblies arranged on the wheel seats, brake discs arranged on the wheel assemblies, pedal pieces arranged in the middle of the lower cross rod and capable of rotating relative to the lower cross rod, and brake cables positioned on the left side and the right side of the pedal pieces; the outer end of the brake cable extends into the wheel seat and is connected with the brake component in the wheel seat, and a brake rod of the brake component can be locked into or withdrawn from a corresponding brake disc; the middle part of the lower cross rod is fixedly provided with a mounting seat, and the pedal piece is rotatably connected to the rear part of the mounting seat; the inner end of the brake cable is connected with a sliding block, the sliding block can slide left and right relative to the mounting seat, the rear side of the sliding block is provided with a guide convex part, the rear part of the pedal piece is provided with a matching groove which is in oblique sliding fit with the guide convex part, a locking mechanism is arranged between the mounting seat and the pedal piece, and the pedal piece is provided with an unlocking mechanism for unlocking the locking mechanism;
when the brake is released, the pedal piece is pressed down, rotates and drives the sliding block to transversely move inwards through the sliding fit of the matching groove and the inclined plane of the guide convex part, so that a brake cable is tensioned, the brake cable drives the brake rod of the brake assembly to withdraw from the brake groove of the brake disc, and the brake is released; at this time, the locking mechanism is in a locked state;
when the brake is performed, the unlocking mechanism releases the locking of the locking mechanism, so that the pedal piece rotates, the sliding block transversely moves outwards, and the brake cable drives the brake rod of the brake assembly to be locked into the corresponding brake groove of the brake disc, thereby realizing the brake.
Furthermore, the brake rod is arranged in the wheel seat and can slide left and right relative to the wheel seat, one side of the wheel seat close to the brake disc is provided with an opening for the brake rod to extend out, and the brake assembly further comprises a first spring arranged between the brake rod and the wheel seat; the outer end of the brake cable is connected with the brake rod.
Furthermore, the locking mechanism comprises a locking block which is arranged in the middle of the mounting seat and can move back and forth relative to the mounting seat, a second spring is arranged between the locking block and the mounting seat, and a locking groove corresponding to the locking block is formed in the front part of the stepping piece; after the pedal piece is pressed down, the locking block is aligned to the locking groove and clamped into the locking groove under the action of the second spring, and locking is achieved.
Furthermore, an assembly groove with a groove diameter larger than that of the lock groove is formed at the front end of the lock groove, and a step-shaped abutting surface is formed between the assembly groove and the lock groove; when the locking mechanism is in an unlocking state, the rear part of the locking block is positioned in the assembling groove, and the rear end face of the locking block is abutted against the abutting surface.
Furthermore, the unlocking mechanism comprises a button which is arranged on the pedal piece and can move longitudinally relative to the pedal piece, a third spring which is arranged between the button and the pedal piece, and an unlocking block which is arranged in a locking groove of the pedal piece and can move back and forth relative to the locking groove, wherein a first guide inclined plane is formed at the rear end of the unlocking block, and a second guide inclined plane which is in sliding fit with the first guide inclined plane is formed at the front side of the lower part of the button; the upper end of the button is exposed out of the pedal piece to form a pressing part; when the pressing part of the button is pressed, the button moves downwards, the unlocking block is driven to move forwards through the sliding fit of the first guide inclined surface and the second guide inclined surface, the unlocking block ejects the locking block out of the locking groove, and the locking of the locking structure is released.
Further, the mounting seat is arranged in an inner cavity in the middle of the lower cross rod, and a notch for exposing and rotating the treading part is formed in the rear side of the lower cross rod.
Furthermore, the lower end of the frame is provided with an assembly seat for assembling the wheel seat, the front part of the upper end of the wheel seat is rotatably connected with the front part of the lower end of the assembly seat, and a shock absorbing spring is arranged between the rear part of the upper end of the wheel seat and the rear part of the lower end of the assembly seat.
Furthermore, guide grooves for accommodating the sliding blocks and sliding transversely are formed in two sides of the front portion of the mounting seat.
Furthermore, a torsion spring is arranged between the pedal piece and the mounting seat.
The utility model has the advantages that: the utility model discloses novel structure, convenient operation can realize controlling through pushing down the step piece and separate simultaneously and separate the locking of stopping, can realize controlling through pushing down the button and brake simultaneously, compare with traditional brake mechanism, vamp and fish tail toe can not made dirty in this kind of operation.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of the present invention;
fig. 2, fig. 3, fig. 4 and fig. 5 are schematic views of the partial assembly structure of the present invention;
fig. 6 is a schematic view of the assembly structure of the middle locking mechanism and the unlocking mechanism of the present invention.
Wherein: 1, a frame;
2, a lower cross bar; 2-1 gap;
3, a wheel seat;
4, a wheel assembly;
5, a brake disc;
6 a step member; 6-1 matching groove;
7, a brake cable;
8, mounting seats; 8-1 guide groove;
9 a torsion spring;
10 a brake assembly; 10-1 brake lever; 10-2 a first spring;
11 a locking mechanism; 11-1 locking block; 11-2 second spring; 11-3 locking grooves; 11-4 assembling grooves; 11-5 of butting surface;
12 an unlocking mechanism; 12-1 button; 12-1-1 second guide slope; 12-2 a third spring; 12-3 unlocking the block; 12-3-1 a first guide ramp;
13 a slide block; 13-1 guide projection;
14 fitting the seat.
Detailed Description
The above-described scheme is further illustrated below with reference to specific examples. It should be understood that these examples are for illustrative purposes and are not intended to limit the scope of the present invention. The conditions employed in the examples may be further adjusted according to specific conditions, and the conditions not specified are generally conditions in routine experiments.
As shown in fig. 1 to 6, a brake apparatus for a stroller includes wheel seats 3 installed below a frame 1, a bottom rail 2 installed between the wheel seats 3 at both sides, wheel assemblies 4 installed on the wheel seats 3, a brake disc 5 provided on the wheel assemblies 4, a stepping member 6 provided in the middle of the bottom rail 2 and rotatable relative thereto, and brake cables 7 provided at both left and right sides of the stepping member 6; the outer end of the brake cable 7 extends into the wheel seat 3 and is connected with a brake component 10 in the wheel seat, and a brake rod 10-1 of the brake component 10 can be locked in or withdrawn from a corresponding brake disc 5; the middle part of the lower cross rod 2 is fixedly provided with an installation seat 8, the pedal piece 6 is rotatably connected to the rear part of the installation seat 8, and a torsion spring 9 is arranged between the installation seat 8 and the pedal piece 6; the inner end of the brake cable 7 is connected with a sliding block 13, the sliding block 13 can slide left and right relative to the mounting seat 8, a guide convex part 13-1 is arranged on the rear side of the sliding block 13, a matching groove 6-1 which is in oblique sliding fit with the guide convex part 13-1 is arranged on the rear part of the pedal piece 6, a locking mechanism 11 is arranged between the mounting seat 8 and the pedal piece 6, and an unlocking mechanism 12 used for unlocking the locking mechanism 11 is arranged on the pedal piece 6.
In this embodiment, the brake lever 10-1 is disposed in the wheel seat 3 and can slide left and right relative to the wheel seat 3, and one side of the wheel seat 3 close to the brake disc 5 has an opening for the brake lever 10-1 to extend out, and the brake assembly 10 further includes a first spring 10-2 disposed between the brake lever 10-1 and the wheel seat 3; the outer end of the brake cable 7 is connected with the brake rod 10-1.
In this embodiment, the locking mechanism 11 includes a locking block 11-1 disposed in the middle of the mounting base 8 and capable of moving forward and backward relative thereto, a second spring 11-2 is disposed between the locking block 11-1 and the mounting base 8, and a locking groove 11-3 corresponding to the locking block 11-1 is disposed in the front of the pedal member 6; after the pedal member 6 is pressed down, the locking block 11-1 is aligned with the locking groove 11-3 and is clamped into the locking groove 11-3 under the action of the second spring 11-2, so that locking is realized.
In the embodiment, an assembly groove 11-4 with a groove diameter larger than that of the lock groove 11-3 is formed at the front end of the lock groove 11-3, and a step-shaped abutting surface 11-5 is formed between the assembly groove 11-4 and the lock groove 11-3; when the locking mechanism 11 is in an unlocked state, the rear part of the locking block 11-1 is positioned in the assembling groove 11-4, and the rear end surface is abutted against the abutting surface 11-5.
In this embodiment, the unlocking mechanism 12 comprises a button 12-1 disposed on the stepping member 6 and capable of moving longitudinally relative thereto, a third spring 12-2 disposed between the button 12-1 and the stepping member 6, and an unlocking block 12-3 disposed in a locking groove 11-3 of the stepping member 6 and capable of moving back and forth relative thereto, wherein a first guiding inclined surface 12-3-1 is formed at the rear end of the unlocking block 12-3, and a second guiding inclined surface 12-1-1 slidably engaged with the first guiding inclined surface 12-3-1 is formed at the front side of the lower portion of the button 12-1; the upper end of the button 12-1 is exposed out of the pedal piece 6 to form a pressing part; when the pressing part of the button 12-1 is pressed, the button 12-1 moves downwards, the unlocking block 12-3 is driven to move forwards through the sliding fit of the first guide inclined surface 12-3-1 and the second guide inclined surface 12-1-1, the unlocking block 12-3 pushes the locking block 11-2 out of the locking groove 11-1, and the locking of the locking structure 11 is released.
In this embodiment, the mounting base 8 is disposed in the middle inner cavity of the bottom rail 2, and the rear side of the bottom rail 2 is provided with a gap 2-1 for exposing and rotating the pedal 6.
In this embodiment, the lower end of the frame 1 is provided with an assembling seat 14 for assembling the wheel seat 3, the front part of the upper end of the wheel seat 3 is rotatably connected with the front part of the lower end of the assembling seat 14, and a shock absorbing spring (not shown in the figure) is arranged between the rear part of the upper end of the wheel seat 3 and the rear part of the lower end of the assembling seat 14.
In this embodiment, two sides of the front portion of the mounting seat 8 are provided with guide grooves 8-1 for accommodating and laterally sliding the sliding block 13.
In this embodiment, the engagement groove 6-1 and the guide projection 13-1 are slidably engaged with each other by an inclined surface having a high inside and a low outside.
The working principle of the utility model is as follows:
when the brake is released, the pedal piece 6 is pressed downwards, the pedal piece 6 rotates and drives the inner end of the brake cable 7 to move inwards through the sliding fit of the matching groove 6-1 and the guide convex part 13-1, the brake cable 7 drives the brake rod 10-1 to move towards one side far away from the brake disc 5, and the brake rod 10-1 is withdrawn from the brake groove of the brake disc 5, so that the brake is released. Meanwhile, the pedal member 6 rotates until the locking block 11-1 is aligned with the locking groove 11-3, and the locking block 11-1 is clamped into the locking groove 11-3 under the action of the second spring 11-2, so that locking is realized.
When the brake is performed, the pressing part of the button 12-1 is pressed, the button 12-1 moves downwards, the unlocking block 12-3 is driven to move forwards through the sliding fit of the first guide inclined surface 12-3-1 and the second guide inclined surface 12-1-1, the unlocking block 12-3 pushes the locking block 11-1 out of the locking groove 11-3, and the locking of the locking mechanism 11 is released. Under the action of the torsion spring 9, the pedal piece 6 returns to rotate, the brake cable 7 loosens the brake rod 10-2-1, the brake rod 10-2-1 moves back under the return action of the first spring 10-2, and the brake rod 10-2-1 is locked into the corresponding brake groove of the brake disc 5 to realize braking.
The utility model discloses novel structure, convenient operation, through step on foot spare 6 to realize controlling and separating simultaneously and the locking of separating of stopping down, through push down button 12-1 can realize controlling and brake simultaneously, compare with traditional brake mechanism, vamp and fish tail toe can not made dirty in this kind of operation.
The above is only a specific application example of the present invention, and does not constitute any limitation to the protection scope of the present invention. In addition to the above embodiments, other embodiments of the present invention are also possible. All the technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the scope of the present invention as claimed.
Claims (9)
1. A brake device of a baby carriage is characterized in that: the bicycle comprises wheel seats (3) arranged below a bicycle frame (1), a lower cross rod (2) arranged between the wheel seats (3) on two sides, a wheel assembly (4) arranged on the wheel seats (3), a brake disc (5) arranged on the wheel assembly (4), a pedal piece (6) arranged in the middle of the lower cross rod (2) and capable of rotating relative to the lower cross rod, and brake cables (7) positioned on the left side and the right side of the pedal piece (6); the outer end of the brake cable (7) extends into the wheel seat (3) and is connected with a brake component (10) in the wheel seat, and a brake rod (10-1) of the brake component (10) can be locked into or withdrawn from a corresponding brake disc (5); the middle part of the lower cross rod (2) is fixedly provided with a mounting seat (8), and the pedal piece (6) is rotatably connected to the rear part of the mounting seat (8); the inner end of the brake cable (7) is connected with a sliding block (13), the sliding block (13) can slide left and right relative to the mounting seat (8), a guide convex part (13-1) is arranged on the rear side of the sliding block (13), a matching groove (6-1) which is in oblique sliding fit with the guide convex part (13-1) is arranged on the rear part of the pedal piece (6), a locking mechanism (11) is arranged between the mounting seat (8) and the pedal piece (6), and an unlocking mechanism (12) used for unlocking the locking mechanism (11) is arranged on the pedal piece (6);
when the brake is released, the pedal piece (6) is pressed downwards, the pedal piece (6) rotates and drives the sliding block (13) to transversely move inwards through the sliding fit of the matching groove (6-1) and the inclined plane of the guide convex part (13-1), so that the brake cable (7) is tensioned, and the brake cable (7) drives the brake rod (10-1) of the brake assembly (10) to withdraw from the brake groove of the brake disc (5), so that the brake is released; at this time, the lock mechanism (11) is in a locked state;
when braking, the unlocking mechanism (12) is used for unlocking the locking mechanism (11) to enable the pedal piece (6) to rotate, the sliding block (13) transversely moves outwards, and the brake rod (10-1) of the brake assembly (10) is reset and locked into the corresponding brake groove of the brake disc (5) to realize braking.
2. A brake device for a stroller according to claim 1, wherein: the brake component (10) further comprises a first spring (10-2) arranged between the brake rod (10-1) and the wheel seat (3); the outer end of the brake cable (7) is connected with the brake rod (10-1).
3. A brake device for a stroller according to claim 1, wherein: the locking mechanism (11) comprises a locking block (11-1) which is arranged in the middle of the mounting seat (8) and can move back and forth relative to the mounting seat, a second spring (11-2) is arranged between the locking block (11-1) and the mounting seat (8), and the front part of the pedal piece (6) is provided with a locking groove (11-3) corresponding to the locking block (11-1); after the pedal piece (6) is pressed down, the locking block (11-1) is aligned with the locking groove (11-3) and clamped into the locking groove (11-3) under the action of the second spring (11-2), so that locking is realized.
4. A brake device for a stroller according to claim 3, wherein: an assembly groove (11-4) with the groove diameter larger than that of the lock groove (11-3) is formed at the front end of the lock groove (11-3), and a step-shaped abutting surface (11-5) is formed between the assembly groove (11-4) and the lock groove (11-3); when the locking mechanism (11) is in an unlocking state, the rear part of the locking block (11-1) is positioned in the assembling groove (11-4), and the rear end surface is abutted against the abutting surface (11-5).
5. A brake device for a stroller according to claim 3, wherein: the unlocking mechanism (12) comprises a button (12-1) which is arranged on the pedal piece (6) and can move longitudinally relative to the pedal piece, a third spring (12-2) which is arranged between the button (12-1) and the pedal piece (6), and an unlocking block (12-3) which is arranged in a locking groove (11-3) of the pedal piece (6) and can move back and forth relative to the locking groove, wherein a first guide inclined plane (12-3-1) is formed at the rear end of the unlocking block (12-3), and a second guide inclined plane (12-1-1) which is in sliding fit with the first guide inclined plane (12-3-1) is formed at the front side of the lower part of the button (12-1); the upper end of the button (12-1) is exposed out of the pedal piece (6) to form a pressing part; when the pressing part of the button (12-1) is pressed, the button (12-1) moves downwards, the unlocking block (12-3) is driven to move forwards through the sliding fit of the first guide inclined surface (12-3-1) and the second guide inclined surface (12-1-1), the unlocking block (12-3) pushes the locking block (11-1) out of the locking groove (11-3), and the locking of the locking mechanism (11) is released.
6. A brake device for a stroller according to claim 1, wherein: the mounting seat (8) is arranged in an inner cavity in the middle of the lower cross rod (2), and a notch (2-1) for exposing and rotating the pedal piece (6) is formed in the rear side of the lower cross rod (2).
7. A brake device for a stroller according to claim 1, wherein: the frame (1) lower extreme has assembly seat (14) that supply wheel seat (3) to assemble, wheel seat (3) upper end front portion is connected with the anterior rotation of assembly seat (14) lower extreme, install the spring of moving away to avoid possible earthquakes between wheel seat (3) upper end rear portion and assembly seat (14) lower extreme rear portion.
8. A brake device for a stroller according to claim 1, wherein: and guide grooves (8-1) for accommodating and transversely sliding the sliding blocks (13) are formed in two sides of the front part of the mounting seat (8).
9. A brake device for a stroller according to claim 1, wherein: a torsion spring (9) is arranged between the pedal piece (6) and the mounting seat (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020834343.9U CN212047549U (en) | 2020-05-19 | 2020-05-19 | Brake device of baby carriage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020834343.9U CN212047549U (en) | 2020-05-19 | 2020-05-19 | Brake device of baby carriage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212047549U true CN212047549U (en) | 2020-12-01 |
Family
ID=73520370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020834343.9U Active CN212047549U (en) | 2020-05-19 | 2020-05-19 | Brake device of baby carriage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212047549U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112849249A (en) * | 2021-01-26 | 2021-05-28 | 徐江林 | Driving device for baby carriage capable of stepping on double brakes |
-
2020
- 2020-05-19 CN CN202020834343.9U patent/CN212047549U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112849249A (en) * | 2021-01-26 | 2021-05-28 | 徐江林 | Driving device for baby carriage capable of stepping on double brakes |
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