CN211167062U - Steering mechanism of children's supplies - Google Patents

Abstract

The utility model relates to a steering mechanism of children's supplies, children's supplies include the fixed body, the rotor of being connected with the fixed body rotation, rotor relatively fixed body has fixed first orientation and second orientation at least in its rotation direction, steering mechanism is including being used for the locking piece of fixed body and rotor relative locking, tend to drive the locking piece motion and make the fixed body and the first actuating mechanism of rotor relative locking, tend to drive the second actuating mechanism of locking piece motion and make and remove the locking between fixed body and the rotor, the second actuating mechanism includes the operating parts that are used for personnel's operation, transmission assembly, the operating parts has first service position and second service position for the rotor; the steering mechanism is ingenious in structure design, the whole structure is compact and reasonable, the pedal rod is fully applied to be used as the pedal rod for unlocking, the seat bag can be automatically locked after steering, manual operation of personnel is not needed in locking work, and operation and use are very convenient.

Description

Steering mechanism of children's supplies

Technical Field

The utility model relates to a steering mechanism of children's articles for use.

Background

The baby stroller is a favorite walking vehicle for babies, and is an essential item for shopping in a long household belt for babies. The style of children's shallow is various in the existing market, experience for providing better use, children's shallow a lot of have the switching-over function, the switching-over through the push rod realizes the change of children orientation a bit, then realize the change of children orientation through sitting the rotation of pocket on the frame a bit, rotate the shallow that realizes the switching-over function on the frame through sitting the pocket among the prior art, although its rotating-structure design is respectively different, but absolute majority is when the pocket orientation is sat in the switching, sit the pocket and switch to another orientation back sitting the pocket in the unblock, need manual operation so that will sit the pocket locking in this orientation, it is inconvenient in operation.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide a steering mechanism of children's articles for use.

In order to solve the technical problem, the utility model discloses a technical scheme be:

a steering mechanism of children's products, children's products include the fixed body, the body of rotation that is connected with fixed body rotation, the body of rotation has fixed first orientation and second orientation at least relatively to the fixed body in its direction of rotation, the steering mechanism includes the locking piece used for locking the fixed body relatively with the body of rotation, tend to drive the locking piece to move and make the fixed body and body of rotation relatively locked first actuating mechanism, tend to drive the locking piece to move and make the fixed body and body of rotation relieve the locked second actuating mechanism, the second actuating mechanism includes the operating part used for personnel's operation, can drive the drive assembly that the locking piece moved with connecting with the operating part, the operating part has first service position and second service position relatively to the body of rotation;

when the operator operates the operating part to move to a first use position relative to the rotating body, the transmission component drives the locking part to move and can unlock the fixed body and the rotating body,

when the operating piece is continuously kept at the first using position and the rotating body rotates to the first direction or the second direction, the first driving mechanism can drive the locking piece to move and relatively lock the fixing body and the rotating body.

Preferably, the locking piece is gliding to be located on the rotor, offer the draw-in groove with locking piece cooperation joint on the fixed body, when the locking piece slides and the draw-in groove is gone into to the card, the fixed body is locked with the rotor relatively.

Preferably, the transmission assembly comprises a sliding seat arranged on the rotating body in a sliding mode and a ratchet arranged on one end portion of the sliding seat, the other end portion of the sliding seat is in butt joint with the operating piece, and the ratchet can drive the locking piece to be separated from the clamping groove.

Preferably, the ratchet is located the front side of direction of motion when locking piece slides into the draw-in groove, and when transmission assembly drove the locking piece motion unblock, ratchet one end was contradicted and is pushed the locking piece, and then makes the locking piece break away from the draw-in groove.

Preferably, the ratchet is rotationally connected to the sliding seat, the ratchet has a first state and a second state above the first state on a rotation track, when the ratchet is in the first state, the ratchet can push the locking piece to be separated from the clamping groove, and when the ratchet is in the second state, the ratchet cannot push the locking piece in the sliding direction of the locking piece.

Preferably, the steering mechanism further comprises a torsion spring tending to urge the ratchet to move to the first state, and an urging structure tending to urge the ratchet to move to the second state.

Preferably, the ratchet has the conflict portion that can set up with the locking piece cooperation conflict and connects the guide part in conflict portion below, drives the structure including seting up the guide way on the fixed body, and when the ratchet was in first state, the guide part was located the guide way, and when rotating the rotor, the rotation was followed to the ratchet, and then through the guide effect of the chute face of guide part and guide way, the ratchet upwards rotated to the second state.

Preferably, the children article is a stroller or a dining chair, the fixing body is a fixing disc arranged on a frame of the stroller or a frame of the dining chair, the rotating body is a sitting pocket grafted on the fixing disc, and the steering mechanism is arranged between the fixing disc and the sitting pocket.

Preferably, the operating member is a pedal lever rotatably connected to the seat bag, the pedal lever is located above a plane of the seat surface of the seat bag when the pedal lever rotates to the first use position, and the pedal lever is located below the plane of the seat surface of the seat bag when the pedal lever rotates to the second use position.

Preferably, a rotating shaft is fixedly connected between the two end parts of the operating part, the rotating shaft is rotatably arranged on the rotating body, a curved transmission part is formed in the middle of the rotating shaft, a transmission hole is formed in the sliding seat, and the curved transmission part is arranged in the transmission hole.

Because of the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

when the children article of the utility model corresponds to the children cart, the steering mechanism is used for controlling the locking relation between the fixed disc (the fixed body) and the sitting bag (the rotating body), when the foot pedal lever is pushed to the first using position, the locking piece can remove the locking relation between the fixed disc and the sitting bag, and the sitting bag can be automatically locked after rotating and switching the required direction without restoring the foot pedal lever to the original position (the second using position) (the first driving mechanism automatically pushes the motion of the locking piece to be locked); this steering mechanism passes through the ingenious design of structure, and overall structure is compact reasonable, carries out the abundant application to the foot bar and makes its operating parts that are used for the unblock use, and realizes sitting the pocket and turn to back automatic locking, and locking work need not personnel manual operation, and is very convenient during the operation use.

Drawings

Fig. 1 is a schematic perspective view of the fixed plate of the present invention in cooperation with a steering mechanism (the foot bar is in a second position of use);

fig. 2 is a schematic perspective view of the fixing disc, the locking member and the ratchet of the present invention (the locking member is engaged with the slot, and the ratchet is in the first state);

fig. 3 is a schematic perspective view of the fixed plate of the present invention engaged with a steering mechanism (the foot bar is in a first position of use);

fig. 4 is a schematic three-dimensional structure view of the fixing disc, the locking member and the ratchet of the present invention (the locking member is separated from the locking groove, the ratchet is in the second state, and the seat bag rotates a certain angle);

FIG. 5 is a schematic view of the three-dimensional structure of the fixing plate, the seat bag and the foot rest bar of the present invention in a matching state;

FIG. 6 is a side sectional view of the child product of the present invention in a normal use state;

FIG. 7 is a side cross-sectional view of the child article of the present invention in a ready to reverse position (with the locking member unlocked);

FIG. 8 is a side cross-sectional view (with the ratchet raised) of the child article of the present invention during the reversing process;

FIG. 9 is a side cross-sectional view of the child article of the present invention after reversing (locking member locked again);

wherein: 100. fixing the disc; 101. a card slot; 102. a guide groove; 200. a bag is seated; 201. a seating surface; 300. a foot lever; 3001. a rotating shaft; 301. a bending transmission part; 302. a drive bore; 31. a slide base; 32. a ratchet; 320. a torsion spring; 321. a contact part; 322. a guide portion; 33. a locking member; 330. an avoidance groove; 40. a spring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 to 9, a steering mechanism for children's products, the children's products include a fixing body and a rotating body rotatably connected to the fixing body, the children's products are specifically a stroller, the fixing body is a fixing disc 100 provided on a frame of the stroller, the rotating body is a sitting pocket 200 grafted on the fixing disc 100, and the sitting pocket 200 has at least a first orientation (the children face forward) and a second orientation (the children face backward) in a rotation direction relative to the fixing disc 100. The steering mechanism can then release the relative locking relationship between the fixed tray 100 and the seat pocket 200 or lock the seat pocket 200 relative to the fixed tray 100 after the seat pocket 200 is rotated to a desired orientation.

The steering mechanism comprises a locking piece 33 which is arranged on the sitting pocket 200 in a sliding mode and used for locking the fixed disk 100 and the sitting pocket 200 relatively, a first driving mechanism which tends to drive the locking piece 33 to slide and enable the fixed disk 100 and the sitting pocket 200 to be locked relatively, and a second driving mechanism which tends to drive the locking piece 33 to slide and enable the fixed disk 100 and the sitting pocket 200 to be unlocked relatively, a clamping groove 101 which is matched and clamped with the locking piece 33 is formed in the fixed disk 100, and when the locking piece 33 slides and is clamped into the clamping groove 101, the fixed disk 100 and the sitting pocket 200 are locked relatively.

Specifically, the first driving mechanism includes a spring 40 disposed in the housing of the seat pocket 200, and the automatic locking function of the locking member 33 is realized by the pushing force of the spring 40, and the spring 40 abuts against a side surface of the locking member 33 away from the card slot 101, which is not shown in the figure.

The second driving mechanism comprises an operating part for personnel operation and a transmission component which is connected with the operating part and can drive the locking part 33 to move; this operating parts is for rotating the pedal pole 300 of connection on sitting pocket 200, fixedly connected with pivot 3001 between the both ends of pedal pole 300, pivot 3001 pivoted sets up on sitting pocket 200, the middle part of pivot 3001 is formed with crooked transmission portion 301, this transmission assembly then includes the gliding slide 31 of locating on sitting pocket 200, locate the ratchet 32 on a slide 31 tip, ratchet 32 then is located the front side of locking piece 33 to draw-in direction of draw-in groove 101, be formed with drive hole 302 on the tip that slide 31 and pedal pole 300 docked, crooked transmission portion 301 cup joints the inner periphery at drive hole 302.

In this example, the foot lever 300 has a first use position located above the plane of the seat surface 201 of the seat pocket 200 and a second use position located below the plane of the seat surface 201 of the seat pocket 200 in the direction of rotation about the rotation shaft 3001; when the user operates the foot lever 300 to move to the first use position above the seat surface 201, the rotation shaft 3001 rotates to slide the sliding seat 31 forward by the cooperation of the curved transmission portion 301 thereon and the transmission hole 302, and drive the ratchet 32 to move forward, the ratchet 32 abuts against and pushes the locking member 33 from one side, so that the locking member 33 can be disengaged from the slot 101. When the person operates the foot lever 300 to move to the second use position below the seat surface 201, the above-mentioned actions are reversed, and finally the ratchet 32 moves backward and returns to the initial position, so that the locking member 33 is driven to slide again to unlock when the foot lever 300 is rotated upward next time.

Furthermore, the ratchet 32 is rotatably connected to the sliding seat 31, the ratchet 32 has a first state and a second state located above the first state on its rotation track, the steering mechanism further includes a torsion spring 320 tending to drive the ratchet 32 to move to the first state, and a driving structure tending to drive the ratchet 32 to move to the second state; specifically, the ratchet 32 has an abutting portion 321 capable of abutting against the locking member 33 and a guiding portion 322 connected below the abutting portion 321, the driving structure includes a guiding groove 102 formed on the fixed disk 100, the guiding groove 102 and the locking slot 101 are located in the same radial direction, and two sides of the guiding groove 102 are formed with inclined groove surfaces to raise the guiding portion 322 of the ratchet 32.

When the ratchet 32 is in the first state, the lower end surface of the guide portion 322 abuts against the bottom of the guide groove 102, and at this time, the abutting portion 321 of the ratchet 32 is located at a lower position, so that the locking member 33 can be pushed to disengage from the engaging groove 101.

When the sitting pocket 200 is rotated, the ratchet 32 rotates along with the rotation, and further through the guiding effect of the guiding part 322 and the inclined groove surface of the guiding groove 102, the ratchet 32 can rotate upwards to the second state, when the ratchet 32 is in the second state, the position of the abutting part 321 of the ratchet 32 is higher than that of the first state, and the abutting part just corresponds to the avoiding groove 330 (the avoiding groove for avoiding the abutting part of the ratchet is formed in the locking part) formed above the locking part 33, and can extend into the avoiding groove 330, namely, the sliding direction of the locking part 33 is not blocked by the ratchet 32 at the moment, so that after the sitting pocket 200 rotates in place, when the spring 40 pushes the locking part 33 to slide into the clamping groove 101, the abutting part 321 of the ratchet 32 continues to extend into the avoiding groove 330, and cannot block the locking part 33, and therefore, the locking part 33 is automatically clamped with the clamping groove 101 and the fixed disk 100 and the sitting pocket 200 are locked.

The utility model discloses children's shallow sits pocket 200 and rotates and the locking unblock condition as follows on it:

the side where the foot lever 300 is located is defined as the front side of the seat pocket 200, and the opposite side is defined as the rear side of the seat pocket 200:

referring to fig. 6 to 9, firstly, a person operates the foot lever 300 to rotate from the second use position to the first use position from the bottom to the top, when the foot lever 300 rotates, the sliding seat 31 slides forward by the cooperation between the curved transmission part 301 of the rotating shaft 3001 and the transmission hole 302 formed on the sliding seat 31, the sliding seat 31 slides to drive the ratchet 32 connected to the sliding seat to slide forward, the ratchet 32 is in the first state by the torsion of the torsion spring 320, the abutting part 321 can abut against the locking part 33, so as to drive the locking part 33 to slide forward and disengage from the slot 101, at this time, the sitting pocket 200 can rotate on the fixed disk 100, the person pulls the foot lever 300 to drive the sitting pocket 200 to rotate, when the sitting pocket 200 rotates to the first orientation or the second orientation, the locking part 33 correspondingly slides into another slot 101 under the thrust of the spring 40, the abutting part 321 of the ratchet 32 extends into the avoiding slot 330, the seat pocket 200 is locked on the fixing plate 100, in addition, when the seat pocket 200 rotates, the guide portion 322 of the ratchet 32 rotates upwards along the inclined groove from the groove bottom of the guide groove 102, after the seat pocket 200 rotates about 3-5 degrees, the ratchet 32 can rotate upwards to the second state, at this time, the interference portion 321 of the ratchet 32 corresponds to the avoiding groove 330 above the locking member 33 and can extend into the avoiding groove 330, so that the locking member 33 is not pushed upwards, when the seat pocket 200 rotates to be switched to the first direction or the second direction, and the spring 40 pushes the locking member 33 to slide into the clamping groove 101, the interference portion 321 of the ratchet 32 continues to extend into the avoiding groove 330, and the locking member 33 cannot be blocked, so that the locking member 33 smoothly slides into the clamping groove 101, and the fixing plate 100 and the seat pocket 200 are locked relatively. So far, the action of automatic locking after the sitting pocket 200 turns to is completed, then the foot lever 300 is rotated and put down and returns to the second using position for the children to step, and in the process of putting down the foot lever 300: the sliding seat 31 is made to slide backwards through the matching between the curved transmission part 301 on the rotating shaft 3001 and the transmission hole 302 formed on the sliding seat 31, so as to drive the ratchet 32 to slide backwards, when the ratchet 32 slides to the collision part 321 to be separated from the avoiding groove 330, the ratchet 32 can rotate downwards through the torsion force of the torsion spring 320 and return to the first state, at this time, the lower end surface of the guide part 322 of the ratchet 32 is abutted against the bottom of the other guide groove 102, so as to complete an operation cycle, and when the sitting pocket 200 needs to be replaced next time, the operation process is performed according to the action process.

To sum up, when the children article of the utility model corresponds to the children cart, the steering mechanism is used to control the locking relationship between the fixed disk (fixed body) and the sitting bag (rotating body), when the foot lever is pushed to the first using position, the locking piece can release the locking relationship between the fixed disk and the sitting bag, and the sitting bag can be automatically locked after the rotation of the sitting bag is switched to the required orientation without restoring the foot lever to the original position (the second using position) (the first driving mechanism pushes the motion locking piece to lock by itself); this steering mechanism passes through the ingenious design of structure, and overall structure is compact reasonable, carries out the make its pedal lever use as the pedal lever that is used for the unblock of abundant application to pedal lever, and realizes sitting the pocket and turn to back automatic locking, and locking work need not personnel manual operation, and is very convenient during the operation use.

The seat bag can be automatically locked without rotating the pedal rod downwards to return to the original position, so that the condition of interference between the pedal rod and other members of the frame can be avoided when the seat bag rotates.

The utility model discloses a steering mechanism can also be used to children's dining chair, and the fixed body can be the fixed disk of locating on the dining chair frame, and the rotor then can be the seat pocket of grafting on the fixed disk.

The present invention has been described in detail, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the same, and the scope of the present invention is not limited thereto, and the present invention is not limited to the above-mentioned embodiments, and all equivalent changes or modifications made according to the spirit of the present invention should be covered within the scope of the present invention.

Claims (10)

1. A steering mechanism of children's articles for use which characterized in that: the children product comprises a fixed body and a rotating body which is rotationally connected with the fixed body, the rotating body at least has a fixed first orientation and a fixed second orientation relative to the fixed body in the rotating direction of the rotating body, the steering mechanism comprises a locking piece for locking the fixed body and the rotating body relatively, a first driving mechanism tending to drive the locking piece to move and lock the fixed body and the rotating body relatively, and a second driving mechanism tending to drive the locking piece to move and unlock the fixed body and the rotating body, the second driving mechanism comprises an operating piece for human operation and a transmission assembly which is connected with the operating piece and can drive the locking piece to move, and the operating piece has a first use position and a second use position relative to the rotating body;

when the operator operates the operating part to move to a first use position relative to the rotating body, the transmission assembly drives the locking part to move and can unlock the fixed body and the rotating body,

when the operating piece is continuously kept at the first using position and the rotating body rotates to the first direction or the second direction, the first driving mechanism can drive the locking piece to move and lock the fixing body and the rotating body relatively.

2. The steering mechanism for children's products according to claim 1, wherein: the locking piece is gliding to be located on the rotor, seted up on the fixed body with the draw-in groove of locking piece cooperation joint, work as the locking piece slides and the card is gone into during the draw-in groove, the fixed body with the rotor is relative to be locked.

3. The steering mechanism for children's products according to claim 2, wherein: the transmission assembly comprises a sliding seat arranged on the rotating body in a sliding mode and a ratchet arranged on one end of the sliding seat, the other end of the sliding seat is in butt joint with the operating piece, and the ratchet can drive the locking piece to be separated from the clamping groove.

4. The steering mechanism for children's products according to claim 3, wherein: the ratchet is positioned on the front side of the movement direction when the locking piece slides into the clamping groove, and when the transmission assembly drives the locking piece to move and unlock, one end of the ratchet is abutted against and pushes the locking piece, so that the locking piece is separated from the clamping groove.

5. The steering mechanism for children's products according to claim 3, wherein: the ratchet is rotationally connected to the sliding seat, the ratchet has a first state and a second state above the first state on a rotation track, when the ratchet is in the first state, the ratchet can push the locking piece to be separated from the clamping groove, and when the ratchet is in the second state, the ratchet cannot push the locking piece in the sliding direction of the locking piece.

6. The steering mechanism for children's products according to claim 5, wherein: the steering mechanism further comprises a torsion spring tending to drive the ratchet to move to the first state and a driving structure tending to drive the ratchet to move to the second state.

7. The steering mechanism for children's products according to claim 6, wherein: the ratchet has can with the conflict portion that the locking piece cooperation was contradicted and is set up and connect the guide part of conflict portion below, it includes and establishes to drive the structure guide way on the fixed body, when the ratchet was in first state, the guide part is located in the guide way, when rotating the rotor, the rotation is followed to the ratchet, and then passes through the guide part with the guide effect of the chute face of guide way, the ratchet upwards rotates to the second state.

8. The steering mechanism for a children's article according to any one of claims 1 to 7, wherein: the children's articles for use are children's shallow or children's dining chair, the fixed disk of fixed body on for locating shallow frame or dining chair frame, the rotor be for the grafting in sit the pocket on the fixed disk, steering mechanism locates the fixed disk with sit between the pocket.

9. The steering mechanism for children's products according to claim 8, wherein: the operating parts is for rotating the connection and is in sit the pedal lever on the pocket, when pedal lever rotates to first user position, pedal lever is located sit more than the seat face place plane of pocket, when pedal lever rotates to second user position, pedal lever is located sit below the seat face place plane of pocket.

10. The steering mechanism for children's products according to claim 3, wherein: the operating piece is characterized in that a rotating shaft is fixedly connected between two end parts of the operating piece, the rotating shaft is rotatably arranged on the rotating body, a bent transmission part is formed in the middle of the rotating shaft, a transmission hole is formed in the sliding seat, and the bent transmission part is arranged in the transmission hole.

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