CN202518126U

CN202518126U - Fixing device for child safety seat

Info

Publication number: CN202518126U
Application number: CN201220033864XU
Authority: CN
Inventors: 龙利云
Original assignee: Goodbaby Child Products Co Ltd
Current assignee: Goodbaby Child Products Co Ltd
Priority date: 2012-02-03
Filing date: 2012-02-03
Publication date: 2012-11-07
Anticipated expiration: 2022-02-03

Abstract

The utility model discloses a fixing device for a child safety seat. The fixing device has a locking state and an unlocking state. The fixing device is characterized in that a groove with an opening is formed in a rear end of a casing; an L-shaped hole formed by a first longitudinal hole and a first transverse hole is formed in a side wall of the casing; a locking hook can be rotationally arranged on the casing around a rotating shaft; a concave part and convex parts positioned on two sides of the concave part are arranged at a rear end part of the locking hook; when the fixing device is positioned in the locking state, the concave part of the locking hook is staggered from the opening of the groove; the concave part and the groove form a bayonet which is used for positioning a lock catch of an automobile; when the fixing device is positioned in the unlocking state, the concave part of the locking hook faces the opening of the groove and the concave part is opened to the outside through the opening of the groove; a first waist-shaped hole is also formed in a front part of the locking hook; a sliding block can be arranged in a sliding way relative to the casing; a second longitudinal hole is formed in the sliding block along the longitudinal direction; and a sliding shaft penetrates through the L-shaped hole of the casing, the first waist-shaped hole of the locking hook and the second longitudinal hole of the sliding block.

Description

The anchor fitting of child safety seat

Technical field

the utility model relates to a kind of anchor fitting, relates in particular to a kind of anchor fitting of child safety seat.

Background technology

The locking and unlocking structure of the anchor fitting of the child safety seat of prior art is complicated, and when anchor fitting was in the lock state, the latch hook locking was insecure.

Summary of the invention

The purpose of the utility model is exactly the anchor fitting that a kind of child safety seat will be provided, and the locking and unlocking state of this anchor fitting is all taught easy realization and convenient.

The technical scheme of the utility model has provided a kind of anchor fitting of child safety seat, and it has the locking and unlocking state, and it comprises:

Housing, the rear end of said housing offer one have an opening groove, offer " L " font hole of forming by the first vertical hole and first cross-drilled hole on the sidewall of said housing;

Latch hook, this latch hook can be arranged on the housing around what a turning cylinder rotated, and the rearward end of latch hook has a recess and the protuberance that is positioned at the recess both sides; When said anchor fitting is in the lock state; The recess of latch hook staggers with the opening of groove mutually, and this recess and groove form bayonet socket, is used to locate the snap close of automobile; When said anchor fitting is in released state; The recess of latch hook is towards the opening of groove, and said recess is through the opening opening of groove, and the front portion of the latch hook of telling also is provided with first waist shaped hole;

Slide block, slide block housing relatively are provided with slidably, longitudinally offer the second vertical hole on the slide block;

slide shaft; This slide shaft passes first waist shaped hole of housing " L " font hole, latch hook, the second vertical hole of slide block; When this anchor fitting is positioned at released state; Slide shaft is arranged in the first vertical hole in " L " font hole, and when this anchor fitting was positioned at lock-out state, slide shaft was arranged in first cross-drilled hole in " L " font hole.

preferably; Said housing comprises shell and the framework that is arranged in shell, and groove is opened in the rearward end of shell, and " L " font hole is opened on the sidewall of framework; Latch hook rotates with framework through turning cylinder and is connected, and said slide block, slide shaft and latch hook are arranged in shell.

preferably, it also comprises a torsion spring, and this torsion spring is arranged between latch hook and the housing, and being used for provides a reset force to latch hook.

preferably, it also comprises a pull bar, and this pull bar links to each other with the front end of slide block and stretches out shell.

preferably, it also comprises a retracing spring, and this spring is arranged between pull bar and the slide block, and being used for provides a reset force to slide block.

preferably, the axis direction of turning cylinder is perpendicular to the length direction of housing.

the utility model adopts above structure, and simple in structure, the locking and unlocking process operation is simple and easy, and the locking and unlocking is more reliable.。

Description of drawings

accompanying drawing 1 is the blast structural representation among the utility model embodiment.

accompanying drawing 2 is first front view among the utility model embodiment.

accompanying drawing 3 is second front view among the utility model embodiment.

In accompanying drawing: 1, housing; 11, groove; 12, " L " font hole; 121, the first vertical hole; 122, first cross-drilled hole; 2, latch hook; 21, turning cylinder; 22, recess; 23, protuberance; 24, first waist shaped hole; 3, slide block; 31, the second vertical hole; 4, slide shaft; 5, shell; 6, framework; 7, torsion spring; 8, pull bar; 9, retracing spring; 10, fixed block.

The specific embodiment

Set forth preferred embodiment of the present invention below in conjunction with one of accompanying drawing 1-3 in detail ; Thereby protection scope of the present invention is made more explicit defining so that advantage of the utility model and characteristic can be easier to those skilled in the art will recognize that.

Among the embodiment of the utility model, shown in accompanying drawing 1, a kind of anchor fitting of child safety seat, it has the locking and unlocking state, and it comprises housing 1, latch hook 2, slide block 3, slide shaft 4, torsion spring 7, pull bar 8, fixed block 10.

accompanying drawing 2 is in the lock state scheme drawing for this anchor fitting.

accompanying drawing 3 is in the released state scheme drawing for this anchor fitting.

housing 1 comprises shell 5 and the framework 6 that is arranged in shell 5; Groove 11 is opened in the rearward end of shell 5; " L " font hole 12 is opened on the sidewall of framework 6; and latch hook 2 rotates with framework 6 through turning cylinder 21 and is connected, and said slide block 3, slide shaft 4 and latch hook 2 are arranged in shell 5.

latch hook 2, this latch hook 2 can be arranged on the framework 6 around what a turning cylinder 21 rotated, and preferably, the axis direction of turning cylinder 21 is perpendicular to the length direction of shell 5.The rearward end of latch hook 2 has a recess 22 and the protuberance 23 that is positioned at recess 22 both sides, and when said anchor fitting was in the lock state, the recess 22 of latch hook 2 staggered with the opening of groove 11 mutually; This recess 22 forms bayonet socket with groove 11; Be used to locate the snap close of automobile, when said anchor fitting was in released state, the recess 22 of latch hook 2 was towards the opening of groove 11; Recess 22 is through the opening opening of groove 11, and the front portion of the latch hook of telling 2 also is provided with first waist shaped hole 24.

Slide block 3 framework 6 relatively is provided with slidably, longitudinally offers the second vertical hole 31 on the slide block 3;

slide shaft 4; This slide shaft 4 passes first waist shaped hole 24 of " L " font hole 12, the latch hook 2 of framework 6, the second vertical hole 31 of slide block 3; When this anchor fitting is positioned at released state; Slide shaft 4 is arranged in " L " the first vertical hole 121 in font hole 12, when this anchor fitting was positioned at lock-out state, slide shaft 4 was arranged in " L " first cross-drilled hole 122 in font hole 12.

torsion spring 7 is arranged between latch hook 2 and the housing 1, is used for a reset force to latch hook 2 being provided.

retracing spring 9 is arranged between pull bar 8 and the slide block 3, is used for a reset force to slide block 3 being provided.

fixed block 10 is fixedly installed on the front end of framework 6, offers a through hole on this fixed block 10.The rear end of pull bar 8 links to each other with the front end of slide block 3, and the through hole that the front end of pull bar 8 runs through fixed block 10 stretches out framework 6.

Shown in accompanying drawing 2 and 3, the principle of work of the utility model is following:

When anchor fitting is in released state; Drive at the protuberance 23 that snap close props up latch hook 2 that slide shaft 4 exists in latch hooks 2 rotary courses " L " sliding in the first vertical hole 121 in font hole 12 snaps in first cross-drilled hole 122 until slide shaft 4, and the recess 22 of latch hook 2 reaches lock-out state with the groove of shell 5 11 formation bayonet sockets;

are when anchor fitting is in the lock state; Be moved to the left in the process at slide block 3; Slide shaft 4 exists " L " sliding in first cross-drilled hole 122 in font hole 12 snaps in the first vertical hole 121 until slide shaft 4, and the recess 22 of latch hook 2 is opened with the groove 11 of shell 5 and is reached released state.

Shown in the front and back position relation of mentioning in above accompanying drawing concerned with the position, the left and right sides in the accompanying drawing 2,3, the rear end of housing 1 was the right side in accompanying drawing 2 and 3, and the front end of housing 1 is the left side in accompanying drawing 2 and 3.

are above to combine diagram to be illustrated to specific embodiment of the present invention; But protection content of the present invention is not only limited to above embodiment; In affiliated technical field of the present invention; The common knowledge of GPRS just can be carried out diversified change in its technological main idea scope.

Claims

1. the anchor fitting of a child safety seat, it has the locking and unlocking state, it is characterized in that: it comprises:

Housing, the rear end of said housing offer one have an opening groove, offer " L " font hole of forming by the first vertical hole and first cross-drilled hole on the sidewall of said housing;

Slide block, slide block housing relatively are provided with slidably, longitudinally offer the second vertical hole on the slide block;

2. the anchor fitting of child safety seat according to claim 1; It is characterized in that: said housing comprises shell and the framework that is arranged in shell; Groove is opened in the rearward end of shell; " L " font hole is opened on the sidewall of framework, and latch hook rotates with framework through turning cylinder and is connected, and said slide block, slide shaft and latch hook are arranged in shell.

3. the anchor fitting of child safety seat according to claim 1, it is characterized in that: it also comprises a torsion spring, and this torsion spring is arranged between latch hook and the housing, and being used for provides a reset force to latch hook.

4. the anchor fitting of child safety seat according to claim 2, it is characterized in that: it also comprises a pull bar, this pull bar links to each other with the front end of slide block and stretches out shell.

5. the anchor fitting of child safety seat according to claim 4, it is characterized in that: it also comprises a retracing spring, and this retracing spring is arranged between pull bar and the slide block, and being used for provides a reset force to slide block.

6. the anchor fitting of child safety seat according to claim 5, it is characterized in that: the axis direction of turning cylinder is perpendicular to the length direction of housing.