CN201400104Y - car bag - Google Patents

Abstract

A car pocket, comprising a seat pocket body and a handle, both sides of the seat pocket body have connection parts connected with the handle, and a locking mechanism is arranged between the end of the handle and the connection part, which includes: The first guide groove and the second guide groove at the end of the handle; the lock tongue that is slidably inserted in the first guide groove, and has a first guide slope on the lock tongue; the wedge block that is slidably inserted in the second guide groove , the wedge-shaped block has a second guide slope that cooperates with the first guide slope; a plurality of limit teeth are provided on the connecting part and distributed along a plane perpendicular to the rotation axis of the handle and the connecting part; when locked When the mechanism is locked, the first guiding slope and the second guiding slope are staggered, and the lock tongue is inserted between a plurality of limit teeth in the connecting part, so that the handle and the seat body are relatively fixed; when the locking mechanism is unlocked, the second The second guide slope is pressed against the first guide slope, and the dead bolt leaves the plane where the stop teeth are located, so that the handle can rotate relative to the body of the seat bag.

Description

car bag

technical field

The present invention relates to a car bag placed on a car seat for a baby to sit or lie down on.

Background technique

In the prior art, the baby safety seat for automobiles is usually composed of a seat body and handles that are rotatably connected to the left and right sides of the seat body, and the car seat is fixed on the car seat base of the car seat. When the car pocket is respectively fixed on the car pocket base, is placed on the ground and is held in the hand by the head of the family, the carrying handle is respectively in different positions relative to the car pocket. In order to ensure the safety and stability of the car pocket, complex locking mechanisms are mostly used in the prior art to lock the handle and the body of the seat pocket. Unlocking, and the locking mechanism is prone to jamming, which is very inconvenient to operate.

Contents of the invention

The technical problem to be solved by the present invention is to provide a car pocket, the handle of which can rotate smoothly, and at the same time, the handle can be easily locked or unlocked with the body of the seat pocket.

In order to solve the above technical problems, the first technical solution adopted by the present invention is: a car pocket, comprising a seat pocket body and handles whose two ends are rotatably connected to the two sides of the seat pocket body, the Both sides of the seat bag body have connecting parts connected to the handle, and a gap is arranged between the end of the handle and the connecting part so that the handle and the seat bag body stop. Rotating locking mechanism, the locking mechanism includes:

The first guide groove and the second guide groove provided at the end of the handle, the first guide groove extends along the direction of the rotation axis of the handle and the connecting part, the The second guide groove extends in a direction perpendicular to the axis of rotation between the handle and the connecting portion;

a lock tongue slidably inserted into the first guide groove, and the lock tongue has a first guide slope;

a wedge block slidably inserted into the second guide groove, the wedge block has a second guide slope that cooperates with the first guide slope;

A plurality of limit teeth arranged on the connecting portion and distributed along a plane perpendicular to the rotation axis of the handle and the connecting portion;

Furthermore, the lock bolt is provided with a wedge-shaped hole, the direction of the axis of the wedge-shaped hole is perpendicular to the direction of the rotation axis of the handle and the connecting part, and the inside of the wedge-shaped hole The side wall of the hole opposite to the second guide slope constitutes the first guide slope, and the wedge-shaped block is slidably inserted into the wedge-shaped hole.

The wedge-shaped block has a third guide slope, and the two ends of the handle are also rotatably provided with operating pieces. The operating member has a first working position and a second working position. When the operating member is in the first working position, the bottom of the operating member is in contact with the third guiding slope of the wedge block. are separated from each other and have no force interaction with each other, the second guide slope is staggered from the first guide slope, the lock tongue is inserted between the plurality of stop teeth in the connection part, and the locked by the above-mentioned locking mechanism; when the operating member is in the second working position, the bottom of the operating member is pressed against the third guiding slope of the wedge block, and the wedge block is inserted into the wedge-shaped hole of the lock tongue Inside, the second guide slope is pressed against the first guide slope, the lock tongue is away from the plane where the limit tooth is located, and the locking mechanism is unlocked.

There is also a central hole on the lock bolt, and a long waist hole on the wedge block, and the shaft between the handle and the connecting part passes through the central hole and the long waist. shaped hole.

An elastic member for providing restoring force for the lock tongue is also provided between the lock tongue and the end of the handle.

Compared with the prior art, the present invention has the following advantages: the utility model can drive the lock tongue to withdraw from the position-limiting teeth to realize the unlocking of the handle through the user holding the operating part to push the wedge-shaped block to move, thereby realizing the rotation of the handle Position adjustment: the first guide groove and the second guide groove are provided at both ends of the handle, so that the wedge block and the lock tongue can slide smoothly, thereby making the locking and unlocking of the locking mechanism smoother, and making the utility model more convenient to operate.

Description of drawings

Accompanying drawing 1 is the split diagram of the utility model;

Accompanying drawing 2 is the partial view of the handle of the present utility model;

Accompanying drawing 3 is the sectional view of A-A in accompanying drawing 2;

Accompanying drawing 4 is the sectional view of B-B in accompanying drawing 3;

Accompanying drawing 5 is the schematic diagram that the locking mechanism of the present invention is in the unlocked state;

Accompanying drawing 6 is the schematic diagram that the locking mechanism of the present invention is in locked state;

Accompanying drawing 7 is the front view of locking mechanism of the present utility model;

Accompanying drawing 8 is the sectional view along C-C among accompanying drawing 7 (locking mechanism is under unlocked state);

Accompanying drawing 9 is the sectional view along C-C among accompanying drawing 7 (locking mechanism is under locked state);

Accompanying drawing 8 is the three-dimensional view of dead bolt of the present utility model;

Among them: 1. The body of the seat pocket; 11. The connecting part; 12. The coupling piece; 13. The limit tooth; 14. The snap ring; 2. The handle; 21. The end cover; 22. The first guide groove; 23. The second Guide slot; 24, operating part; 25, annular card slot;

31, deadbolt; 311, wedge-shaped hole; 312, the first guide slope; 313, spring hole; 314, spring; 315, center hole; 32, wedge block; 321, the second guide slope; 322, the third guide slope; 323, long waist hole;

Detailed ways

As shown in the accompanying drawings, a car bag includes a seat bag body 1 and a handle 2 whose two ends are respectively rotatably connected to the two sides of the seat bag body 1, and both sides of the seat bag body 1 have The connection part 11 connected with the handle 2, the connection part 11 and the two ends of the handle 2 all have a structure that can make the two rotatably connected. Usually, for the convenience of processing, the seat bag body 1 is usually composed of a shell and a The connecting piece 12 located on both sides of the housing and used to form the above-mentioned connecting portion 11 and other necessary components constitute it.

For ease of description, the direction of the rotation axis of the handle 2 and the connecting portion 11 is defined as the X-axis direction, and the directions indicated by the X, Y, and Z axes are shown in FIG. 1 . A locking mechanism is provided between the end of the handle 2 and the connecting part 11 to prevent the rotation of the handle 2 and the seat body 1. The locking mechanism includes:

The first guide groove 22 and the second guide groove 23 provided at the end of the handle 2, the first guide groove 22 extends along the X-axis direction, and the second guide groove 23 extends along the Y or Z direction perpendicular to the X-axis direction;

The lock tongue 31 slidably inserted into the first guide groove 22 has a first guide slope 312 on the lock tongue 31, and the first guide slope 312 extends obliquely upward along the X-axis direction;

A wedge block 32 slidably inserted in the second guide groove 23, the wedge block 32 has a second guide slope 321 that cooperates with the first guide slope 312, and the second guide slope 321 is parallel to the first guide slope 312;

A plurality of limit teeth 13 are provided on the connecting portion 11 and distributed along the YOZ plane perpendicular to the X-axis direction. The plurality of limit teeth 13 are used to limit the position of the lock tongue 31 so that it has multiple different adjustment gears position, when the handle 2 is in different gear positions, the lock tongue 31 is inserted between different limit teeth 13 .

A wedge-shaped hole 311 extending along the YOZ plane is provided on the dead bolt 31, and the side hole wall opposite to the second guide slope 321 in the wedge-shaped hole 311 constitutes the first guide slope 312, and the lower half of the wedge-shaped block 32 is slidably inserted in the Inside the wedge-shaped hole 311. The wedge-shaped block 32 is restricted by the second guide groove 23 and can only move along the Y-axis direction. When the wedge-shaped block 32 is inserted into the wedge-shaped hole 311 downward along the Y-axis, the second guide slope 321 will push the lock tongue 31 along the axis. Move in the X direction, so that the lock tongue 31 is away from the connecting portion 11 .

The dead bolt 31 is also provided with a central hole 315 which coincides with the direction of the X-axis. The wedge block 32 is provided with a long waist-shaped hole 323. The rotating shaft between the handle 2 and the connecting portion 11 passes through the central hole 315 and The oblong hole 323 is used to connect the wedge block 32 and the lock tongue 31 to the handle 2 .

An elastic member for providing restoring force for the lock tongue 31 is also provided between the lock tongue 31 and the end of the handle 2 , and the elastic member is a spring 314 in this embodiment. In order to facilitate the user's manipulation, the two ends of the handle 2 are also rotatably provided with an operating member 24, and the wedge-shaped block 32 has a third guiding slope 322 at a place far away from the rotation axis of the handle 2. The operating member 24 has In the first working position and the second working position, under normal conditions that do not need to rotate the handle, the operating member 24 is in the first working position, and the bottom of the operating member 24 is separated from the third guiding slope 322 of the wedge block 32, and there is no connection between them. Force interaction, the second guide slope 321 and the first guide slope 312 are staggered, the lock tongue 31 is inserted between a set of limit teeth 13 under the action of the spring 314, and the handle 2 is opposite to the seat body 1 stop turning. When the user needs to change the gear position of the handle, the operating member 24 is pressed down to make it in the second working position, and the bottom of the operating member 24 is pressed against the third guiding slope 322 of the wedge block 32, thereby pushing the wedge block 32 along the The second guide groove 23 moves, so that the second guide slope 321 of the wedge block 32 gradually enters the wedge-shaped hole 311 of the dead bolt 31, and the second guide slope 321 is pressed against the first guide slope 312, so that the dead bolt 31 overcomes the spring Force, move along the first guide groove 22, and then leave the plane where the plurality of stop teeth 13 are located, and the handle 2 can rotate relative to the seat body 1.

Claims (5)

1. A car pocket, comprising a seat pocket body and handles at both ends that are rotatably connected to the two sides of the seat pocket body, and both sides of the seat pocket body have handles corresponding to the handles. The connecting part of the connection, a locking mechanism is provided between the end of the handle and the connecting part to prevent the rotation of the handle and the body of the seat bag, and it is characterized in that: the locking mechanism includes : The first guide groove and the second guide groove provided at the end of the handle, the first guide groove extends along the direction of the rotation axis of the handle and the connecting part, the The second guide groove extends in a direction perpendicular to the axis of rotation between the handle and the connecting portion; a lock tongue slidably inserted into the first guide groove, and the lock tongue has a first guide slope; a wedge block slidably inserted into the second guide groove, the wedge block has a second guide slope that cooperates with the first guide slope; A plurality of limit teeth arranged on the connecting portion and distributed along a plane perpendicular to the rotation axis of the handle and the connecting portion; When the locking mechanism is locked, the first guide slope and the second guide slope are staggered, and the lock tongue is inserted between the plurality of limit teeth in the connecting part; when the When the above-mentioned locking mechanism is unlocked, the second guide slope is pressed against the first guide slope, and the lock tongue is away from the plane where the position-limiting tooth is located. 2. The car pocket according to claim 1, characterized in that: a wedge-shaped hole is opened on the lock tongue, and the axial direction of the wedge-shaped hole is perpendicular to the rotation of the handle and the connecting part. In the axial direction, the hole wall on the side of the wedge-shaped hole opposite to the second guide slope constitutes the first guide slope, and the wedge-shaped block is slidably inserted into the wedge-shaped hole . 3. The car pocket according to claim 2, characterized in that: the lock tongue is also provided with a central hole, the wedge-shaped block is provided with a long waist-shaped hole, and the handle and the The rotating shaft between the connecting parts passes through the central hole and the oblong hole. 4. The car bag according to claim 1, characterized in that: an elastic member for providing a restoring force for the lock tongue is provided between the lock tongue and the end of the handle. 5. The car bag according to claim 1, characterized in that: said wedge block has a third guide slope, and the two ends of said handle are also rotatably provided with operating parts, said The operating member has a first working position and a second working position. When the operating member is in the first working position, the bottom of the operating member is separated from the third guiding slope of the wedge block, The second guide slope is staggered from the first guide slope; when the operation member is in the second working position, the bottom of the operation member is pressed against the third guide slope of the wedge block, The wedge-shaped block is inserted into the wedge-shaped hole of the lock tongue, and the second guiding slope is pressed against the first guiding slope.

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