Child seat of tricycle

Abstract

The utility model provides a child seat of a tricycle. The child seat comprises a supporting frame, a seat body, a backrest and armrests. The supporting frame comprises two bottom rods, a vertical supporting piece, a mounting plate and a transverse supporting piece; the two vertical supporting pieces are fixed to the upper sides of the two bottom rods respectively, a plurality of vertically-arranged square grooves are formed in the surface of the plate, square rods are fixed to the lower sides of the handrails and inserted into the square grooves, threaded holes are formed in the mounting plate, and second screw rods capable of abutting against the square rods are in threaded connection with the interiors of the threaded holes; the transverse supporting piece comprises supporting rods, the supporting rods are fixed to the vertical supporting piece, the upper sides of the two supporting rods are fixedly connected with connecting plates, the two sides of the backrest are fixedly connected with rotating shafts, the rotating shafts are rotationally connected to the connecting plates, the connecting plates are provided with arc-shaped grooves, the backrest is fixedly connected with first screws, the first screws are inserted into the arc-shaped grooves, and the first screws are in threaded connection with nuts. According to the child seat, the positions of the armrests and the backrest relative to the seat can be adjusted, and the child seat is higher in applicability and more comfortable.

Description

Technical Field

[0001] The utility model relates to the field of seats, in particular to a tricycle child seat. Background Art

[0002] Electric tricycles are a very common means of transportation and carrying people and goods. They are popular among people because of their low price, easy operation and energy saving.

[0003] In order to carry children on electric tricycles, child seats specifically for tricycles are now available on the market. These seats can be tied to the electric tricycles for children to ride on.

[0004] However, the current tricycle child seat is simple in design, with a fixed backrest and armrests, and is less suitable and comfortable. Utility Model Content

[0005] Based on the above situation, the main purpose of the utility model is to provide a tricycle child seat to solve the problems that the tricycle child seat has a simple design, a fixed backrest and armrests, and poor applicability and comfort.

[0006] In order to achieve the above purpose, the technical solution adopted by the utility model is as follows:

[0007] A tricycle child seat comprises a support frame, a seat, a backrest and armrests;

[0008] The support frame includes two bottom bars, a vertical support member, a mounting plate and a transverse support member;

[0009] The two vertical support members are respectively fixed to the upper sides of the two bottom rods, the two mounting plates are respectively fixed to the sides of the two vertical support members away from each other, a plurality of vertically arranged square grooves are provided on the surface of the mounting plate, a square rod is fixed to the lower side of the handrail, the square rod is inserted into the square groove, a threaded hole is provided on the mounting plate, and a second screw rod capable of tightening the square rod is threadedly connected in the threaded hole;

[0010] The transverse support member includes a support rod, which is fixed to the vertical support member. Connecting plates are fixedly connected to the upper sides of the two support rods. Rotating shafts are fixedly connected to the two sides of the backrest. The rotating shafts are rotatably connected to the connecting plates. The connecting plates are provided with arc grooves. A first screw is fixedly connected to the backrest. The first screw is inserted into the arc groove. A nut is threadedly connected to the first screw, and the nut can tighten the connecting plate.

[0011] Preferably, the vertical support members are a plurality of vertical rods, and the plurality of vertical rods are arranged along the extension direction of the bottom rod.

[0012] Preferably, the handrail comprises a long rod and a short rod, the long rod and the short rod are vertically arranged, and the long rod is fixed to the upper side of the square rod.

[0013] Preferably, a footrest is fixed to one side of the two bottom bars away from the backrest.

[0014] Preferably, a counterweight is fixed between the bottom rod and the footrest.

[0015] Preferably, the support frame further comprises an inclined beam which is arranged obliquely, and two ends of the inclined beam are respectively fixed to the vertical rod and the support rod.

[0016] The beneficial effects of the utility model are as follows: when using the child seat, the bottom rod is first fixed on the tricycle, and the backrest can be rotated with the rotating shaft as the center of gravity and the moving stroke of the first screw in the arc groove as the range, so that the backrest can adjust the top angle between the seat and the backrest, and adjust it according to the comfort required by the child. After the adjustment is completed, the nut can be fixed. The armrest can be adjusted in height by plugging and pulling the square rod up and down, so that the armrest can be adjusted in height up and down, and the second screw is used to tighten and fix the position of the armrest. In this application, the armrest and the backrest can be adjusted relative to the seat, and the child seat is more applicable and more comfortable.

[0017] Other beneficial effects of the utility model will be explained through the introduction of specific technical features and technical solutions in the specific implementation manner. Through the introduction of these technical features and technical solutions, those skilled in the art should be able to understand the beneficial technical effects brought about by the technical features and technical solutions. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 The utility model is a three-dimensional structural schematic diagram of a tricycle child seat.

[0019] Figure 2 The utility model is an exploded schematic diagram showing a threaded hole of a tricycle child seat.

[0020] Figure 3 This is an enlarged schematic diagram of part A.

[0021] Description of reference numerals:

[0022] 1. Support frame; 11. Bottom rod; 12. Vertical support member; 121. Vertical rod; 13. Mounting plate; 131. Square groove; 132. Threaded hole; 133. Second screw rod; 134. Rotary handle; 14. Horizontal support member; 141. Support rod; 42. Connecting plate; 421. Arc groove; 43. Inclined beam; 2. Seat; 3. Backrest; 31. Rotating shaft; 32. First screw rod; 33. Nut; 4. Armrest; 41. Square rod; 42. Long rod; 43. Short rod; 44. Footrest; 441. Counterweight. DETAILED DESCRIPTION

[0023] The present invention is described below based on embodiments, but the present invention is not limited to these embodiments. In the following detailed description of the present invention, some specific details are described in detail. In order to avoid confusing the essence of the present invention, known methods, processes, procedures, and components are not described in detail.

[0024] In addition, persons of ordinary skill in the art will appreciate that the drawings provided herein are for illustration purposes and are not necessarily drawn to scale.

[0025] Unless the context clearly requires otherwise, throughout the specification and claims, the words "include", "comprising" and similar words should be interpreted in an inclusive sense rather than an exclusive or exhaustive sense; that is, in the sense of "including but not limited to".

[0026] In the description of the present invention, it should be understood that the terms "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In addition, in the description of the present invention, unless otherwise specified, the meaning of "plurality" is two or more.

[0027] Reference Figure 1-3 The utility model provides a tricycle child seat, comprising a support frame 1, a seat 2, a backrest 3 and an armrest 4, wherein the backrest 3 and the armrest 4 can be movably mounted on the support frame 1.

[0028] The support frame 1 includes two bottom bars 11, vertical support members 12, mounting plates 13 and transverse support members 14. Two vertical support members 12 are provided, and the two vertical support members 12 are respectively fixed on the upper side of the bottom bar 11, and the seat 2 is fixed on the upper side of the two support members. The mounting plates 13 are respectively fixed on the side of the two vertical support members 12 away from each other, and the armrests 4 are installed on the mounting plates 13. Two transverse support members 14 are respectively fixed on one side of the vertical support members 12, and are used to fix the backrest 3. Specifically, the vertical support member 12 includes a plurality of vertical rods 121, and the plurality of vertical rods 121 are arranged along the extension direction of the bottom bar 11, so as to reduce the overall weight of the child seat 2 and maintain stability. And the gaps between the vertical rods 121 can be used for the straps to pass through, and are used to fix the child seat 2 on the tricycle. The specific strap structure is the prior art and will not be repeated in this application; the transverse support member 14 includes a support rod 141, and the support rod 141 is fixed on the vertical rod 121.

[0029] A connecting plate 42 is fixedly connected to the upper side of the two support rods 141, and a rotating shaft 31 is fixed on both sides of the backrest 3. The two rotating shafts 31 are respectively rotatably connected to the side of the connecting plate 42 close to each other. An arc groove 421 is opened on the two connecting plates 42. The arc groove 421 penetrates the connecting plate 42. The arc direction of the arc groove 421 is a circular line segment with the rotating shaft 31 as the center. First screws 32 are fixed on both sides of the back plate. The two first screws 32 are respectively inserted in the arc groove 421, and one end of the first screw 32 can extend out of the connecting plate 42. Nuts 33 are threadedly connected to the two first screws 32, and the nuts 33 can tighten the connecting plate 42 to fix the position of the back plate.

[0030] A plurality of vertically arranged square grooves 131 are provided on the surface of the mounting plate 13, and a plurality of square rods 41 are fixed on the lower side of the handrail 4. The square rods 41 are inserted into the square grooves 131 from top to bottom. A threaded hole 132 is provided on the side wall of the mounting plate 13 at least corresponding to the position of the square groove 131. A second screw rod 133 is threadedly connected to the threaded hole 132. The second screw rod 133 can tighten the square rod 41 and fix the square rod 41, thereby fixing the position of the handrail 4. Furthermore, a rotating handle 134 is fixed on the second screw rod 133 to facilitate the rotation of the second screw rod 133.

[0031] When using the child seat 2, first fix the bottom rod 11 on the tricycle, and the backrest 3 can be rotated with the rotating shaft 31 as the center of gravity and the moving stroke of the first screw 32 in the arc groove 421 as the range, so that the backrest 3 can adjust the top angle with the seat 2, and adjust it according to the comfort required by the child. After the adjustment is completed, the nut 33 can be fixed. The armrest 4 can adjust the height by plugging and pulling the square rod 41 up and down, so that the armrest 4 can adjust the height up and down, and the second screw 133 is used to tighten and fix the position of the armrest 4. In this application, the armrest 4 and the backrest 3 can both adjust the position relative to the seat 2, and the child seat 2 is more applicable and more comfortable.

[0032] As an embodiment, the armrest 4 includes a long rod 42 and a short rod 43, the long rod 42 and the short rod 43 are vertically arranged, the long rod 42 is fixed to the upper side of the square rod 41, and the two L-shaped armrests 4 can surround the seat 2 to achieve an all-round protection effect and prevent the child from being thrown out of the child seat 2.

[0033] As an embodiment, a footrest 44 is fixed on one side of the two bottom bars 11 away from the backrest 3, and the footrest 44 can be used for stepping on to improve comfort. Furthermore, a counterweight 441 is fixed between the bottom bar 11 and the footrest 44. Since the backrest 3 of the seat 2 of the present application can be tilted, the center of the seat 2 may tilt backward when in use. The front side is provided with a counterweight to improve the stability of the seat 2 and prevent the seat 2 from tilting backward.

[0034] As an embodiment, the support frame 1 also includes an inclined beam 43, the two ends of which are respectively fixed to the vertical rod 121 and the support rod 141, for improving the stability of the support rod 141, so that the backrest 3 can stably support the child sitting there.

[0035] The implementation principle of the utility model: when using the child seat 2, first fix the bottom rod 11 on the tricycle, and the backrest 3 can be rotated with the rotating shaft 31 as the center of gravity and the moving stroke of the first screw 32 in the arc groove 421 as the range, so that the backrest 3 can adjust the top angle with the seat 2, and adjust it according to the comfort required by the child. After the adjustment is completed, the nut 33 can be fixed. The armrest 4 can adjust the height by plugging and pulling the square rod 41 up and down, so that the armrest 4 can adjust the height up and down, and the second screw 133 is used to tighten and fix the position of the armrest 4. In this application, the armrest 4 and the backrest 3 can both adjust the position relative to the seat 2, and the child seat 2 is more applicable and more comfortable.

[0036] Those skilled in the art will appreciate that, without conflict, the above-mentioned preferred solutions can be freely combined and superimposed.

[0037] It should be understood that the above-mentioned embodiments are merely illustrative and not restrictive. Without departing from the basic principles of the present invention, various obvious or equivalent modifications or substitutions that can be made by technicians in this field to the above details will be included in the scope of the claims of the present invention.

Claims

1. A tricycle child seat, characterized in that: Includes support frame, seat, backrest and armrests; The support frame includes two bottom bars, a vertical support member, a mounting plate and a transverse support member; The two vertical support members are respectively fixed to the upper sides of the two bottom rods, the two mounting plates are respectively fixed to the sides of the two vertical support members away from each other, a plurality of vertically arranged square grooves are provided on the surface of the mounting plate, a square rod is fixed to the lower side of the handrail, the square rod is inserted into the square groove, a threaded hole is provided on the mounting plate, and a second screw rod capable of tightening the square rod is threadedly connected in the threaded hole; The transverse support member includes a support rod, which is fixed to the vertical support member. Connecting plates are fixedly connected to the upper sides of the two support rods. Rotating shafts are fixedly connected to the two sides of the backrest. The rotating shafts are rotatably connected to the connecting plates. The connecting plates are provided with arc grooves. A first screw is fixedly connected to the backrest. The first screw is inserted into the arc groove. A nut is threadedly connected to the first screw, and the nut can tighten the connecting plate.

2. A tricycle child seat as claimed in claim 1, characterized in that: The vertical support members are a plurality of vertical rods, and the plurality of vertical rods are arranged along the extension direction of the bottom rod.

3. A tricycle child seat as claimed in claim 2, characterized in that: The handrail comprises a long rod and a short rod, the long rod and the short rod are vertically arranged, and the long rod is fixedly connected to the upper side of the square rod.

4. A tricycle child seat as claimed in claim 1, characterized in that: A footrest is fixed on one side of the two bottom bars away from the backrest.

5. A tricycle child seat as claimed in claim 4, characterized in that: A counterweight is fixed between the bottom rod and the pedal plate.

6. A tricycle child seat as claimed in claim 2, characterized in that: The support frame also includes an inclined beam which is arranged obliquely, and two ends of the inclined beam are respectively fixed to the vertical rod and the support rod.

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