TWM540574U - Head support adjustment device of child seat - Google Patents

Description

Child seat head support adjustment device

The present invention relates to a child seat, and more particularly to a child seat head rest adjustment device capable of adjusting the position of the head rest on the basket.

The child seat is mainly used for installation in a car seat for use by children when riding, to protect the child's personal safety. Currently, child seats have been used more and more, and a variety of child seats are available on the market. In order to adapt the child seat to the use of children of different heights, the height of the headrest of the child seat is usually adjustable up and down, but the headrest adjustment structure of the existing child seat is not only complicated in structure, but also the locking and unlocking of the headrest. The operation is also relatively troublesome.

The purpose of the present invention is to overcome the shortcomings of the prior art, and to provide a child seat headrest adjusting device with simple structure and convenient operation, which can flexibly adjust the position of the head rest on the basket. .

In order to achieve the above object, the present invention proposes the following technical solution: a child seat head rest adjustment device, the child seat includes a base and a basket detachably mounted on the base, the head rest adjustment device including a head rest and a connection a locking member, a resilient restoring member and a slider, the headrest is slidably mounted on the basket, the connecting member is fixedly coupled to the headrest, and the slider is slidably mounted in the connecting member, the locking lever and the locking rod a connector connected and located within the slider, the elastic complex The positioning member is located in the slider and is opposite to one end of the locking rod. The basket is provided with an adjusting slot matched with the locking rod, and the connecting member pushes the locking rod out of the adjusting slot while the head rest slides on the basket The elastic return member pushes the lock bar into the adjustment groove under the action of the external force of the head rest.

Preferably, the basket is provided with a sliding groove for sliding the head support.

Preferably, the connecting piece is fixedly connected to the head rest by a fixing bolt.

Preferably, both sides of the connecting member are provided with insertion holes through which the lock rod is inserted, and the upper end surface of the insertion hole is a slope which is symmetric along the radial direction of the connecting member.

Preferably, a slider mounting groove for inserting and installing the slider is formed inside the connecting member.

Preferably, the slider is formed with a receiving groove for accommodating the elastic returning member and the locking lever, and the locking lever is slidable up and down along the receiving groove under the pushing of the connecting member.

Preferably, a back cover that covers the outside of the headrest adjustment device is further included.

Preferably, the elastic return member is a spring.

Preferably, the basket is provided with a luminous component capable of emitting night light.

Preferably, the luminous components are disposed on the left and right side faces and the rear surface of the basket.

Preferably, the luminous component is translucent.

Preferably, the luminous component comprises a base layer and a photo-energy storage luminous layer applied to the base layer.

Preferably, the base layer is made of a polypropylene material.

Preferably, the material of the photo-energy storage luminous layer is fluorescent powder.

Preferably, the volume of the photo-energy storage luminous layer accounts for 4% of the volume of the luminous component -10%.

Preferably, the material of the luminous component is a mixture of polypropylene and photo-energy luminous powder.

Preferably, the volume of the photo-energy storage luminous powder accounts for 4%-10% of the total volume of the luminous component.

Preferably, the photo-energy storage luminous powder is a fluorescent powder.

Preferably, the basket is further provided with an operation key, a connecting rod, a locking hook and a return spring, the operation key is slidably mounted on the basket and is movably connected with the connecting rod, and the locking hook and the connecting rod are rotatable Connecting, the return spring is mounted on the lock hook, and the base is provided with a limit post, the lock hook hooks the limit post under the elastic force of the return spring, and the operation key drives the link traction lock to be separated The limit column.

Preferably, the operating button is provided with a sliding slot, and the corresponding sliding slot on the carrying basket is provided with a sliding column, and the operation key is slidably mounted on the basket through a structure in which the sliding slot and the sliding column cooperate.

Preferably, the operation button is provided with a connecting post, and the connecting rod is provided with a sliding hook corresponding to the connecting post, and the operating key is movably connected to the connecting rod by the structure of the sliding hook hooking the connecting post.

Preferably, the lock hook and the connecting rod are correspondingly provided with a first connecting hole for the rotational connection of the two.

Preferably, the lock hook is also rotatably coupled to the basket.

Preferably, the lock hook and the basket are correspondingly provided with a second connecting hole for the rotational connection of the two.

Preferably, two sides of the connecting rod are respectively rotatably connected to a locking hook.

Preferably, the fastening components are two groups.

Preferably, a damping spring is further mounted on the operation key.

The beneficial effects of the creation are as follows: 1. The child seat head support adjusting device provided by the present invention has a simple structure and is easy to operate, and can flexibly adjust the height of the head support up and down to adapt to the ride of children of different heights; The basket can be locked on the base to improve its stability and stability. When the basket needs to be lifted from the base, the handle and the base can be separated by simply pulling the operation button manually.

1‧‧‧ basket

11‧‧‧Sliding column

12‧‧‧connection hole

13‧‧‧connection hole

14‧‧‧Sliding trough

15‧‧‧Adjustment slot

2‧‧‧Base

21‧‧‧Limited Column

22‧‧‧Limited Column

3‧‧‧Bucking structure

4‧‧‧ operation keys

41‧‧‧Chute

42‧‧‧Connecting column

5‧‧‧ Connecting rod

51‧‧‧Sliding hook

52‧‧‧Connection hole

53‧‧‧connection hole

6‧‧‧First lock

61‧‧‧connection hole

62‧‧‧connection hole

7‧‧‧Second lock

71‧‧‧Connection hole

72‧‧‧connection hole

8‧‧‧First return spring

9‧‧‧Second return spring

10‧‧‧damper spring

20‧‧‧ head support

30‧‧‧Back cover

40‧‧‧Connecting parts

401‧‧‧ jack

402‧‧‧Lower bevel

403‧‧‧Upper slope

404‧‧‧ Connection

405‧‧‧Slider mounting slot

50‧‧‧Lock lever

60‧‧‧ Third return spring

70‧‧‧ Slider

701‧‧‧ accommodating slot

80‧‧‧ luminous components

1 is a schematic view of a three-dimensional explosion structure of a child seat (without a base) with a head support adjustment device; FIG. 2 is a schematic structural view of a basket with a head support adjustment device; FIG. FIG. 4 is a schematic structural view of the slider of the present invention; FIG. 5 is a schematic structural view of the locked state of the head support; FIG. 6 is a schematic structural view of the unlocked state of the original headstock; FIG. 8 is a schematic view showing the structure of an explosion of the child seat (with a fastening structure); FIG. 9 is a schematic structural view of the creation basket (with a fastening structure); 10 is a schematic structural view of the creation operation key; FIG. 11 is a schematic structural view of the creation link; FIG. 12 is a schematic structural view of the first lock hook of the present invention; FIG. 13 is a schematic structural view of the second lock hook of the present invention; It is a schematic structural view of the base of the present invention; FIG. 15 is a schematic structural view of the basket and the base with the fastening structure in the locked state; FIG. 16 is a schematic structural view of the basket with the fastening structure and the base in the unlocked state; Figure 17 is a schematic view showing the structure of the basket and the base with the fastening structure in the separated state; Figure 18 is a schematic view showing the structure of the basket provided with the luminous components.

The technical solutions of the present creative embodiment will be clearly and completely described below in conjunction with the drawings of the present invention.

As shown in FIG. 1 , FIG. 5 to FIG. 7 , a child seat disclosed in the present embodiment includes a basket 1, a base 2 , a head rest 20 , a head rest adjustment device and a rear cover 30 . The basket 1 is detachably mounted on the basket 1 . On the base 2, the headrest 20 is slidably mounted on the basket 1, and the headrest adjusting device is mounted on the basket 1 for adjusting the position of the headrest 20 on the basket 1 up and down.

Specifically, as shown in FIG. 2, the basket 1 is provided with a sliding groove 14 for sliding the headstock 20, and the headrest 20 is slidable back and forth along the sliding groove 14 on the basket 1. In addition, the basket 1 is further provided with a plurality of adjusting grooves 15 for engaging with the lock lever 50, and the distribution direction of the adjusting groove 15 and the distribution of the sliding groove 14 are provided. To the same, as seen in Fig. 12, the adjustment grooves 15 are distributed from the bottom to the top at the bottom of the basket.

As shown in FIG. 1, the head rest adjustment device includes a connecting member 40, a lock lever 50, a third return spring 60 and a slider 70. The connecting member 40 is fixedly connected to the head rest 20 by a fixing bolt, and the head rest 20 is back and forth on the basket 1. When sliding, the connecting member 40 can be driven to slide synchronously.

As shown in FIG. 3, the two sides of the connecting member 40 are correspondingly provided with a socket 401 through which the locking rod 50 is inserted. The upper end surface of the socket 401 is a symmetrical plane along the radial direction of the connecting member 40, that is, formed along the connecting member 40. The radially symmetrical lower slope 402 and the upper slope 403, and the joints 404 of the two slopes are arcuate. When the connecting member 40 has no external force, the locking rod 50 just abuts the connection portion 404 of the two inclined surfaces; when the moving head holder 20 is pulled up or downward, when the head holder 20 is pulled down, the connecting member 40 is slid and connected. The member 40 pushes the lock bar 50 downward along the upper inclined surface 403 thereof, so that the lock bar 50 is disengaged from the adjusting groove 15 on the basket to form an unlocked state; otherwise, when the head rest 20 is pulled upward, the connecting member 40 is driven to slide, and the connecting member 40 pushes The lock lever 50 is moved downward along its lower inclined surface 402 to disengage from the adjustment groove 15 on the basket 1, and also forms an unlocked state.

As shown in FIG. 3 and FIG. 4, the slider 70 is slidably mounted in the connecting member 40, and can guide the up and down movement of the lock lever 50. Specifically, a slider mounting groove 405 is formed inside the connecting member 40, and the slider 70 is correspondingly inserted into the slider mounting groove 405.

The third return spring 60 is mounted in the slider 70. Specifically, as shown in FIG. 4, the slider 70 is formed with a receiving groove 701. The third return spring 60 is received in the receiving groove 701, and one end thereof is received by the receiving groove 701. The bottom of the slot 701 has the other end against the lock lever 50, and the lock lever 50 is slidable up and down in the receiving slot 701 under the pushing of the connecting member 40.

The rear cover 30 is fitted over the headrest adjustment device such that the movement of the headrest adjustment device is within the enclosed space formed by the basket 1 and the rear cover 30.

When working, when the position of the head rest 20 needs to be adjusted, when the head holder 20 is pulled up or down, the connecting member 40 is driven to slide, and the lower inclined surface 402 or the upper inclined surface 403 on the connecting member 40 pushes the locking rod 50 on the slider. The inside of the accommodating groove 701 slides downward and is separated from the adjusting groove 15 on the basket 1 to form an unlocked state. As shown in FIG. 16, after moving the head rest 20 to the position to be adjusted, the head rest 20 is released, and the head rest 20 is at this time. When the external force is lost, the third return spring 60 pushes the lock lever 50 into the adjustment groove 15 corresponding to the head rest adjustment position to form a locked state, as shown in FIGS. 5 and 7.

Therefore, the setting of the headrest adjustment device allows the user to flexibly adjust the position of the headrest according to the physique and height of the baby, improve the comfort of the baby in the basket, and is also beneficial to the development of the baby's head, and can satisfy different physiques and heights. Baby needs to be used.

Further, the child seat disclosed in the present invention further includes a fastening structure of the basket and the base, the fastening structure includes an operation key 4 and two sets of fastening components, and the operation key 4 is slidably mounted on the basket 1 , specifically, combined As shown in FIG. 8 to FIG. 10, the operation key 4 is provided with a groove 41, and the basket 1 is correspondingly provided with a slide column 11, and the operation key 4 is assembled to the basket 1 by inserting the slide column 11 into the slide groove 41, The operation key 4 is slidable back and forth on the basket 1 along the chute 41.

In this embodiment, the basket and the base are preferably connected by two sets of fastening elements. For the sake of clarity, the two sets of fastening elements are respectively defined as a first fastening component and a second fastening component. Specifically, as shown in FIG. 8 , the first fastening component includes a connecting rod 5 , a first locking hook 6 , and a first fastening component. a second locking hook 7, a first return spring 8 and a second return spring 9, one end of the first link 5 is slidably connected to the operation key 4, specifically, as shown in FIG. 8, FIG. 9 and FIG. A connecting post 42 is provided, and the end of the connecting rod 5 is provided with a sliding hook 51, and the connecting post 42 is hooked by the sliding hook 51 to realize the sliding connection of the operating key 4 and the connecting rod 5. The first locking hook 6 and the second locking hook 7 are rotatably connected to the two ends of the connecting rod 5 respectively, and the first locking hook 6 and the second locking hook 7 are also rotatably connected to the basket 1 , specifically, Combined with Figure 8, Figure 9, Figure 11, 12 and 13, the connecting hole 61 of the first locking hook 6 is rotatably connected with the connecting hole 12 of the basket 1, and the connecting hole 62 of the first locking hook 6 and the connecting hole 52 of the connecting rod 5 are provided. Rotatablely connected, the connecting hole 71 on the second locking hook 7 is rotatably connected with the connecting hole 13 on the basket 1, and the connecting hole 72 on the second locking hook 7 and the connecting hole 53 on the connecting rod 5 are rotatably connection. The first return spring 8 is mounted on the first lock hook 6, and the second return spring 9 is mounted on the first lock hook 6.

The second fastening component has the same structure as the first fastening component. For details, refer to the description of the first fastening component described above, and details are not described herein again.

As shown in FIG. 12 to FIG. 14 , the base 2 is provided with a limiting post 21 corresponding to the first locking hook 6 and a limiting post 22 opposite to the second locking hook 7 . In the initial state, the first The locking hook 6 and the second locking hook 7 are respectively under the elastic force of the first return spring 8 and the second return spring 9, and the lower ends of the two are respectively hooked to the limiting post 21 and the limiting post 22, that is, at this time, such as 15 The locked state of the basket 1 and the base 2 shown in the figure.

When the operator manually pulls the operation key 4 away from the connecting rod 5, the operation key 4 drives the connecting rod 5 to pull the first locking hook 6 to move away from the connecting hole 62 on the basket 1 in the direction away from the operating key 4. Disengaging the limit column 22, while pulling the second lock hook 7 to move around the connecting hole 13 on the basket 1 in the direction of approaching the operation key 4, and disengaging from the limit post 22, thereby realizing the unlocking (ie, neutral) state as shown in FIG. At this time, the basket 1 can be separated from the base 2 as in the state shown in FIG.

Further, as shown in Fig. 8, in the present embodiment, a damping spring 10 is further mounted on the operation key 4 for providing a certain sliding damping to the operation key 4.

In the above embodiment, the two sets of fastening elements are used to realize the locking and separation of the basket and the base. Of course, in an implementation, as a substitute, a set of buckles can also be used. The component is realized, for example, the connection between the lock hook and the connecting rod can be arranged near the bottom of the bottom of the basket, so that the connection between the basket and the base can be basically realized. Of course, this creation does not exclude the use of three sets of fastening elements above the fastening structure to achieve.

Further, as shown in FIG. 18, the illuminating basket can also be provided with a luminous component capable of emitting luminous light, so that the baby carrier and the stroller are combined at night to have a luminous reminding function, so that others can easily distinguish the front. Children, avoid being hit by passing vehicles. In the present embodiment, the luminous members 80 are disposed on the left and right side surfaces and the rear surface of the basket 1, and may of course be disposed at other positions of the basket 1. The luminous member 80 is generally translucent, which makes the overall appearance of the basket more aesthetically pleasing. In a specific implementation, the luminous member 80 may be formed by mixing a polypropylene material (ie, a PP material) and a photo-energy storage luminous powder in a certain volume ratio. Tests have shown that at a volume ratio of less than 4%, the luminous effect of the luminous components is not so good. At a volume ratio higher than 10%, the transparency of the luminous components is not very good, therefore, the photo-energy storage luminous powder The volume preferably accounts for 4%-10% of the total volume of the luminous components. Of course, other volume ratios are equally applicable to the present invention, that is, volume ratios greater than 0% and less than 100% are covered by the scope of the present invention.

The photo-energy storage luminous powder can be a fluorescent powder, which can store the light energy after being irradiated by natural light, sunlight light, ultraviolet light, etc., and then slowly emit the fluorescent light after stopping the light irradiation. So at night or in the dark, you can still see the light, which lasts for hours to ten hours.

As an alternative embodiment, the structure of the luminous component 80 can be replaced by a base layer (not shown) and a photo-energy storage luminous layer (not shown). The photo-energy storage luminous layer is applied to the base layer, and the material of the base layer is It can be a polypropylene material, and the material of the photo-energy storage luminous layer can be a fluorescent powder, and the volume of the photo-energy storage luminous layer preferably accounts for 4%-10% of the volume of the luminous component, and other structures and shapes are The above description is the same and will not be described here.

The technical content and technical features of the present invention have been disclosed as above, but those skilled in the art may still make various substitutions and modifications without departing from the spirit of the present invention based on the teachings and disclosures of the present invention. Therefore, the scope of protection of the present invention should not be limited to The disclosure of the embodiments is intended to cover such alternatives and modifications as may be

1‧‧‧ basket

20‧‧‧ head support

30‧‧‧Back cover

40‧‧‧Connecting parts

405‧‧‧Slider mounting slot

50‧‧‧Lock lever

60‧‧‧ Third return spring

70‧‧‧ Slider

Claims (9)

A child seat head rest adjustment device, the child seat comprising a basket and a head rest, wherein the head rest is slidably mounted on the basket, the head rest adjustment device comprises a connecting piece, a lock rod, and an elastic resetting piece And a slider, the connecting member is fixedly connected with the head bracket, the slider is slidably mounted in the connecting member, the locking rod is connected with the connecting member and is located in the sliding block, and the elastic returning member is located The slider is disposed at an end of the lock bar, and the basket is provided with a plurality of adjustment slots that cooperate with the lock bar, and the connector pushes the lock bar out of the adjustment slot while the head rest slides on the basket. The elastic returning member pushes the lock bar into the adjusting groove under the action of the external force of the head rest. The child seat headrest adjusting device according to claim 1, wherein the basket is provided with a sliding groove for sliding the headrest. The child seat head rest adjustment device according to claim 1, wherein the connecting member is fixedly coupled to the head rest by a fixing bolt. The child seat head rest adjustment device according to claim 1, wherein both sides of the connecting member are provided with a socket through which the lock rod is inserted, and the upper end surface of the jack is along the connecting member. Radially symmetric bevel. The child seat headrest adjusting device according to claim 1, wherein the connecting member is internally formed with a slider mounting groove for inserting and mounting the slider. The child seat head rest adjustment device according to claim 1, wherein the slider is formed with a receiving groove for accommodating the elastic returning member and the lock lever, and the lock lever is pushed by the connecting member. The accommodating groove slides up and down. The child seat head rest adjustment device of claim 1, further comprising a back cover that is attached to the head rest adjustment device. The child seat head rest adjustment device of claim 1, wherein the elastic return member is a spring. The child seat head rest adjustment device according to claim 1, wherein the basket is provided with a luminous member capable of emitting night light.