CN208585297U - Cradle head and articles for children with the cradle head - Google Patents

Abstract

The utility model discloses a kind of cradle head and with the articles for children of the cradle head, cradle head includes at least the first end cover and second end cover rotationally connected by shaft, it matches to form a closing cavity between the first end cover and second end cover, cradle head further includes the lock slider being slidably set in the closing cavity, by the way that protrusion is arranged on lock slider, and the window penetrated for the protrusion corresponding matching is opened up in second end cover, when lock slider is in the locked position, the protrusion can be housed in window, and when lock slider is in the unlocked position, it is raised then be at least partially pierced by outside window, it allows users to intuitively know whether cradle head is in the lock state according to the position between protrusion and window, avoid because cradle head is unlocked cause using articles for children when peace Full problem.

Description

Cradle head and articles for children with the cradle head

Technical field

The utility model relates to a kind of cradle head and with the articles for children of the cradle head.

Background technique

In the prior art such as children trolley, dining chair, on play yard product, widely realized using cradle head Rotation connection on its product shelf between plurality of rods part.Cradle head mainly include by shaft be rotatablely connected first end cover with Second end cover, and for by the locked component of first end cover and second end cover locking, which to be usually all provided at the In the closed containing cavity that one end cap and second end cover cooperatively form.In the actual use process, user can not be fine from outside Ground recognizes whether locked component is fully in lock state, be easy because locked component is not fully locked and in use process Middle automatic unlocking brings security risk to the use of articles for children.

Summary of the invention

The purpose of this utility model is to overcome the defects of the prior art, and providing one kind can know in outside New type rotary joint whether cradle head locks.

In order to achieve the above objectives, the technical solution adopted in the utility model is: a kind of cradle head, and including at least has the The first end cover of one cavity, with the second cavity and second end cover, the first end cover and second end cover pass through shaft rotation Ground connection, and first cavity matches to form a closing cavity with the second cavity, the cradle head further includes slidably Lock slider in the closing cavity, the inside circumference of the first end cover have multiple first tooth sockets, and described second There are multiple second tooth sockets, the outside circumference of the lock slider is equipped with multiple locking teeths, described in the inside circumference of end cap Lock slider has latched position and unlocked position, and when the lock slider is in the locked position, the locking teeth is inserted simultaneously In corresponding first tooth socket and second tooth socket；When the lock slider is in the unlocked position, the locking teeth It is detached from first tooth socket and is plugged in second tooth socket, window, the window and institute are offered in the second end cover It states the second cavity to be connected, there is the protrusion being plugged in being slidably matched in the window, when the lock on the lock slider When fixed slider is in the unlocked position, the convex exposing in the protrusion at least part is outside the window；When the lock slider When in the latched position, the protrusion receiving is into the window.

Preferably, when the lock slider is in the latched position, the outer end face of the protrusion and the second end The outer surface of lid is equal.

Preferably, the lock slider is in the form of annular discs, and the protrusion is from an axis side end of the lock slider to extension It stretches, the axial line in direction and the shaft that the protrusion extends is parallel to each other.

Further, the protrusion is wholely set with the lock slider.

Preferably, the cradle head further includes for driving the lock slider towards needed for first end cover sliding The elastic component of elastic force, the elastic component be set in second cavity and be located at the lock slider and the second end cover it Between.

Further, the cradle head further includes sliding set on the unlock between the first end cover and the lock slider Block, the solution lock slide can either be rotated around the shaft can be axially slidably arranged again along the shaft, and the unlock is slided Block is equipped with unlock inclined-plane, and the first end cover is equipped with the cooperation inclined-plane with unlock inclined-plane cooperation, the solution lock slide The unlock inclined-plane, which matches to merge with the cooperation inclined-plane, when rotation pushes the solution lock slide to slide far from the first end cover.

Further, it is additionally provided on the inside of the first end cover and is limited for the rotation angle to the solution lock slide The retention bead of position.

Further, the second end cover is equipped with positioning column, and the first end cover is equipped with for the positioning column The locating slot of end cooperation insertion, offer on the positioning column axially through through-hole, the shaft passes through the through-hole And the first end cover and second end cover are rotationally connected, the solution lock slide and the lock slider are slidably set in institute It states on positioning column.

The another object of the utility model is to provide a kind of articles for children with above-mentioned cradle head, and the utility model is adopted Technical solution is: a kind of articles for children comprising at least two rod pieces mutually rotated, by as above between the rod piece The cradle head stated is rotatablely connected.

Preferably, the articles for children are children trolley.

Due to the application of the above technical scheme, the utility model has the advantage that this is practical new compared with prior art The cradle head of type, wherein by the way that protrusion is arranged on lock slider, and open up in second end cover for the protrusion corresponding matching The window that ground penetrates, when lock slider is in the locked position, which can be housed in window, and when lock slider is in It is raised then be at least partially pierced by outside window when unlocked position, it allows users to according to the position between protrusion and window Intuitively know whether cradle head is in the lock state, avoids and cause because cradle head is unlocked using articles for children When safety problem.

Detailed description of the invention

Attached drawing 1 is the main view using the children trolley for the cradle head for having the utility model；

Attached drawing 2 is the structural exploded view of the cradle head of the utility model；

Attached drawing 3 is the structural schematic diagram of first end cover in cradle head；

Attached drawing 4 is the structural schematic diagram that lock slide is solved in cradle head；

Attached drawing 5 is the portion A enlarged diagram in Fig. 1, and wherein lock slider is in the locked position；

Attached drawing 6 is the longitudinally cutting schematic diagram of the cradle head of Fig. 5；

Attached drawing 7 is converted to schematic diagram when unlocked position for lock slider in the cradle head of Fig. 5；

Attached drawing 8 is the longitudinally cutting schematic diagram of the cradle head of Fig. 7；

Wherein: 10, cradle head；1, first end cover；11, the first tooth socket；12, cooperate inclined-plane；13, retention bead；2, Two end caps；21, window；22, positioning column；3, shaft；4, lock slider；41, raised；42, locking teeth；5, elastic component (spring)； 6, lock slide is solved；61, inclined-plane is unlocked.

Specific embodiment

The technical solution of the utility model is further elaborated in the following with reference to the drawings and specific embodiments.

Children trolley shown in Figure 1 is given by cradle head 10 between wherein two rod pieces of stroller frame Rotation connection.Referring to fig. 2 to shown in 8, which includes first end cover 1 with the first cavity, has the second cavity Second end cover 2, rotationally connected between first end cover 1 and second end cover 2 by shaft 3, and the first cavity and the second cavity It matches to form a closing cavity.

The cradle head 10 further includes the lock slider 4 being slidably set in above-mentioned closing cavity, the inside of first end cover 1 There are multiple first tooth sockets 11 in circumference, there is multiple second tooth socket (not shown)s, lock in the inside circumference of second end cover 2 The outside circumference of fixed slider 4 is equipped with multiple locking teeths 42, and the lock slider 4 is towards also setting on the axis side end of second end cover 2 There is protrusion 41, specifically, the lock slider 4 is in the form of annular discs, and protrusion 41 extends outwardly from an axis side end of lock slider 4, and The extending direction of protrusion 41 and the axial line of shaft 3 are parallel to each other, and herein, which is wholely set with lock slider 4.Second Window 21 is offered on end cap 2, the window 21 and the second cavity are interconnected, and protrusion 41 can be threaded through window with being slidably matched In 21.

Lock slider 4 has unlocked position and unlocked position, when lock slider 4 is in the locked position, such as Fig. 5, Fig. 6 institute Show, locking teeth 42 is inserted in corresponding first tooth socket 11 and the second tooth socket, and protrusion 41 is housed in completely in window 21；Work as locking When sliding block 4 is in the unlocked position, as shown in Figure 7, Figure 8, locking teeth 42 is detached from the first tooth socket 11 and is plugged in the second tooth socket, convex Playing 41, then at least part is exposed outside window 21.In this way, user only needs to check whether protrusion 41 has exposing outside window 21, It can intuitively judge whether lock slider 4 is in the locked position, so that it is determined that whether cradle head 10 is in the lock state, Ensure to lock at cradle head 10 with this reliable and stable and children trolley using safe.

When setting, when lock slider 4 may make to be in the locked position, the outer end face of protrusion 41 and the appearance of second end cover 2 Face flush with each other, in this way, its overall appearance is smoothly beautiful when cradle head 10 locks.

Referring to fig. 2 to shown in Fig. 8, which further includes for driving lock slider 4 to slide towards first end cover 1 The elastic component 5 of required elastic force, it is spring which uses herein, and the spring 5 is set in the second cavity and is located at lock Between fixed slider 4 and second end cover 2.

In the present embodiment, cradle head 10 further includes set on the solution lock slide 6 between first end cover 1 and lock slider 4, solution Lock slide 6 can either be arranged with sliding axially again in 3 rotations around the shaft, and solution lock slide 6, which is equipped with, unlocks inclined-plane 61, and first End cap 1 is equipped with the cooperation inclined-plane 12 cooperated with unlock inclined-plane 61, unlock inclined-plane 61 and cooperation inclined-plane 12 when solution lock slide 6 rotates Cooperate and solution lock slide 6 is pushed to slide far from first end cover 1, so that lock slider 4 be pushed to move and realize towards second end cover 2 Unlock.The inside of first end cover 1 is additionally provided with retention bead 13, to be limited for the rotation angle to solution lock slide 6.

Referring to shown in Fig. 6, Fig. 8, in the cradle head 10 of the present embodiment, the inside of second end cover 2 is equipped with positioning column 22, the The inside of one end cap 1 is equipped with the locating slot (not shown) of the end cooperation insertion for positioning column 22, opens up on positioning column 22 Have axially through through-hole, when installation, first spring 5, lock slider 4 and solution lock slide 6 are set on positioning column 22, so Positioning column 22 is directed at locating slot afterwards, so that first end cover 1 and 2 corresponding matching of second end cover, finally penetrate shaft 3 along through-hole And first end cover 1 and second end cover 2 are rotationally connected, realize that the assembling of cradle head 10, installation are very convenient.

Above-mentioned cradle head 10 can be also used for such as children dinning chair, enclosing game frame, in basket cot juvenile product for extremely Rotation connection between few two rod pieces.

The above embodiments are only for explaining the technical ideas and features of the present invention, and its object is to allow be familiar with technique Personage can understand the content of the utility model and implement accordingly, do not limit the protection scope of the present invention. All equivalent change or modifications according to made by the spirit of the present invention essence, should all cover the protection scope of the utility model it It is interior.

Claims (10)

1. a kind of cradle head, including at least with the first cavity first end cover, with the second cavity and second end cover, institute It states first end cover and is rotationally connect with second end cover by shaft, and first cavity matches to form an envelope with the second cavity Close cavity, the cradle head further includes the lock slider being slidably set in the closing cavity, the first end cover it is interior Side circumference has multiple first tooth sockets, has multiple second tooth sockets, the lock slider in the inside circumference of the second end cover Outside circumference be equipped with multiple locking teeths, the lock slider have latched position and unlocked position, when the lock slider When being in the locked position, the locking teeth is inserted in simultaneously in corresponding first tooth socket and second tooth socket；When the lock When fixed slider is in the unlocked position, the locking teeth is detached from first tooth socket and is plugged in second tooth socket, feature It is: offers window in the second end cover, the window is connected with second cavity, has on the lock slider The protrusion being plugged in being slidably matched in the window, it is described to be raised to when the lock slider is in the unlocked position The rare convex exposing in part is outside the window；When the lock slider is in the latched position, the protrusion receiving to institute It states in window.

2. cradle head according to claim 1, it is characterised in that: when the lock slider is in the latched position When, the outer end face of the protrusion is equal with the outer surface of the second end cover.

3. cradle head according to claim 1, it is characterised in that: the lock slider is in the form of annular discs, and the protrusion is certainly One axis side end of the lock slider extends outwardly, and the axial line in direction and the shaft that the protrusion extends is mutually flat Row.

4. cradle head according to claim 3, it is characterised in that: the protrusion is wholely set with the lock slider.

5. cradle head according to claim 1, it is characterised in that: the cradle head further includes for driving the lock The elastic component of elastic force needed for fixed slider is slided towards the first end cover, the elastic component is set in second cavity and position Between the lock slider and the second end cover.

6. cradle head according to claim 5, it is characterised in that: the cradle head further includes being set to the first end Solution lock slide between lid and the lock slider, the solution lock slide can either be rotated around the shaft again can be along described turn Axis is axially slidably arranged, and the solution lock slide is equipped with unlock inclined-plane, and the first end cover is equipped with and the unlock inclined-plane The cooperation inclined-plane of cooperation, the unlock inclined-plane is matched with the cooperation inclined-plane when solution lock slide rotates merges the promotion unlock Sliding block is slided far from the first end cover.

7. cradle head according to claim 6, it is characterised in that: be additionally provided on the inside of the first end cover for institute State the retention bead that the rotation angle of solution lock slide is limited.

8. cradle head according to claim 6, it is characterised in that: the second end cover is equipped with positioning column, and described the One end covers the locating slot for being equipped with the end cooperation insertion for the positioning column, offer on the positioning column axially through Through-hole, the shaft pass through the through-hole and rotationally connect the first end cover and second end cover, the solution lock slide and institute Lock slider is stated slidably to be arranged on the positioning column.

9. a kind of articles for children comprising at least two rod pieces mutually rotated, which is characterized in that by such as between the rod piece Any cradle head of claim 1 to 8 is rotatablely connected.

10. articles for children according to claim 9, it is characterised in that: the articles for children are children trolley.