Children's dining chair

Abstract

The invention discloses a children's dining chair, comprising a dining table assembly (10), a seat assembly (20) and a dining tray assembly (30), wherein the seat assembly (20) can be detachably mounted on the dining table assembly (10), and the dining tray assembly (30) can be detachably mounted on the seat assembly (20); the dining table assembly (10) comprises a tabletop (101) and table legs (105) detachably fixed below the tabletop (101), wherein the tabletop (101) is concave at a position corresponding to the connection with the table legs (105) to form a groove (1011); the seat assembly (20) comprises a The dining table assembly (10) comprises a chair frame (201) and a chair leg (203) detachably fixed under the chair frame (201), wherein the chair leg (203) is detachably inserted into a groove (1011); a hollow hole (1017) is arranged at the center of the tabletop (101) of the dining table assembly (10), and a circle of limiting grooves (1012) are formed around the hollow hole (1017) to limit and fix the seat pocket; the dining table assembly (10) further comprises a cover plate 1 (1014) covering the groove (1011) and a cover plate 2 (1015) covering the hollow hole (1017). The children's dining chair can be separated to serve as a dining table and a chair for children, or can be combined to serve as a children's high-position dining chair, or used alone as a children's jumping chair, thereby greatly expanding the functions of the children's dining chair.

Description

Technical Field

[0001] The invention relates to the technical field of children's dining chairs, and in particular discloses a multifunctional children's dining chair. Background Art

[0002] With the improvement of people's living standards, children's dining chairs have become a must-have for infants and young children, mainly used to provide safe and comfortable conditions for infants and young children to eat. Existing children's dining chairs are of various styles, and newly developed multifunctional children's dining chairs are also overwhelming.

[0003] For example, the Chinese invention patent CN108552851A provides a multifunctional children's dining chair in the field of children's products, which includes a child seat and a first seat detachably connected to the child seat, and the child seat is provided with a seat connection device that allows it to be detachably connected to the first seat. The application includes a child seat that can be provided for young children aged 6-36 months and a first seat that can be provided for older children weighing less than 30kg, and the first seat is detachably connected to the child seat. When the older child wants to sit down, he only needs to remove the child seat from the first seat and sit on the first seat, so that the child dining chair has the function of being provided for older children to sit on, thereby fully meeting the user's needs. For example, CN108420232A provides a multifunctional children's dining chair, including a dining chair frame, a seat arranged on the dining chair frame, and a plurality of roller assemblies arranged at the bottom of the dining chair frame. The dining chair frame includes two toddler base frames respectively located on the left and right sides, and a support frame located above the toddler base frames for the toddler to hold. The toddler base frames are provided with the roller assemblies, and a toddler space for the toddler to stand is formed between the two toddler base frames. The support frame includes a handrail extending in the left and right directions. The multifunctional children's dining chair provided by the invention can be used as a toddler dining chair by placing the toddler in the toddler space and the toddler can hold the handrail and move his steps by using the handrail.

[0004] Based on the above multi-functions, the present application further develops the functions of the children's dining chair and provides a multifunctional children's dining chair that can be separated into a dining table and chair for young children, can be combined into a children's high dining chair, or can be used alone as a children's jumping chair. Summary of the invention

[0005] The purpose of the present invention is to provide a multifunctional children's dining chair which can be used as a dining table and a chair for infants, can be combined as a children's high dining chair, or can be used as a children's jumping chair alone.

[0006] The present invention is achieved through the following technical scheme: a children's dining chair, including a dining table assembly, a seat assembly and a dining tray assembly, the seat assembly is detachably mounted on the dining table assembly, and the dining tray assembly is detachably mounted on the seat assembly; the dining table assembly includes a table top and table legs detachably fixed below the table top, and the table top is concave downwardly to form a groove corresponding to the connection with the table legs; the seat assembly includes a chair frame and chair legs detachably fixed below the chair frame, and the chair legs are detachably inserted into the groove; a hollow hole is arranged at the center of the table top of the dining table assembly, and a circle of limiting grooves is formed around the hollow hole to limit and fix the sitting pocket, and the dining table assembly also includes a cover plate 1 covering the groove and a cover plate 2 covering the hollow hole.

[0007] Through the above technical scheme, when the seat assembly is installed on the dining table assembly, it can be used as a children's high dining chair; when the seat assembly is removed from the dining table assembly, it can be used as a separate dining table and seat, and can also be used as a toy table or a study table; the separate dining table assembly can remove the cover plate 2, install a seat pocket, and use it as a jumping chair, so that the children's dining chair can achieve multiple functions and is a multifunctional children's dining chair.

[0008] In one example of the present invention, a hollow connector is fixed under the tabletop of the dining table assembly, a through hole is set on the inner side of the connector, and a pressing column that can be retracted into the table leg is set on the inner side of the upper end of the table leg. When the table leg is installed under the tabletop, the upper end of the table leg is inserted into the connector and the pressing column is inserted into the through hole.

[0009] Through the above technical solution, the pressing column 1 can be pressed into the table leg, and the pressing column 1 is protruded outside the table leg when not pressed, thus realizing the detachable installation of the table leg on the connecting piece 1.

[0010] In one example of the present invention, the table legs are retractable table legs.

[0011] In one example of the present invention, the table leg includes an upper support rod and a lower support rod movably mounted on the lower end of the upper support rod, a hinge seat is fixed on the inner side of the upper part of the lower support rod, a lever pressing block is hinged on the hinge seat, a low end of the lever pressing block opposite to the pressing end is provided with an insertion column protruding inwardly toward the lower support rod, a hole is provided at a corresponding position of the lower support rod, and a plurality of through holes are arranged at intervals on the upper support rod, and the insertion column passes through the insertion hole and is inserted into the through hole.

[0012] Through the above technical solution, by pressing the pressing end of the lever pressing block, the plug column can be lifted up and away from the socket, so that the lower support rod can be moved up and down to adjust to the required length, and the pressing end can be released, and the plug column can be reinserted into the socket and the second through-hole to achieve the fixation of the upper support rod and the lower support rod.

[0013] In one example of the present invention, a fixing groove is recessed on the inner side of the table top groove toward the center of the table top, a linkage pressing block is fixed in the lower end of the chair foot, the linkage pressing block includes a pressing column 2 and a fixing column provided on the side of the protruding chair foot, and when the seat assembly is installed on the dining table assembly, the lower end of the chair foot is inserted into the groove, and the fixing column is inserted into the fixing groove.

[0014] Through the above technical solution, the fixing column of the linkage pressing block is used to be inserted into the fixing groove to fix the chair leg in the groove, and the pressing column 2 is exposed outside the groove for pressing.

[0015] In one example of the present invention, a connecting seat with multiple hollow connecting parts 2 is fixed under the chair frame of the seat assembly, a through hole 3 is set on the inner side of the connecting part 2, and a pressing column 3 that can be retracted into the chair leg is set on the inner side of the upper end of the chair leg. When the chair leg is installed under the chair frame, the upper end of the chair leg is inserted into the connecting part 2, and the pressing column 3 is inserted into the through hole 3.

[0016] Through the above technical solution, the pressing column three is used in conjunction with the through hole three on the connecting piece, so that the chair legs can be detached.

[0017] In one example of the present invention, the dining tray assembly includes an upper tray, a bottom tray and a dining tray guard, wherein the bottom tray is detachably fixed to the armrest of the chair frame, the upper tray is detachably fixed to the bottom tray, and the dining tray guard is fixed under the bottom tray.

[0018] In one example of the present invention, a horizontal slide groove is arranged on the outer side of the armrest of the chair frame, and a sliding block is arranged on the inner side of the chassis, and the sliding block is slidably fixed on the slide groove.

[0019] In one example of the present invention, horizontal slide grooves are provided on the outer sides of the armrests on both sides of the chair frame, and sliding blocks are provided on the inner sides of both sides of the chassis, and the sliding blocks are slidably fixed on the slide grooves.

[0020] In one example of the present invention, a locking groove is set below the horizontal slide groove, the middle of the sliding block is empty, and the dining tray assembly also includes a locking piece, which is locked in the middle of the sliding block. The chassis is fixed to the armrest of the chair frame by the locking piece being simultaneously locked into the locking groove and the sliding block.

[0021] In one example of the present invention, a track groove is arranged between the hollow hole and the limiting groove, the seat pocket includes an annular outer wall and an annular inner wall integrally connected at the upper part, a plurality of rollers are arranged between the annular outer wall and the annular inner wall, and a plurality of hooks are arranged on the side of the annular inner wall facing the annular outer wall, and when the annular outer wall of the seat pocket is fixed on the limiting groove, the rollers roll and contact the track groove, and the hooks hook the table top.

[0022] In one example of the present invention, the cross-section of the chair leg is rectangular, the groove is a rectangular groove, and the cover plate 1 is a rectangular cover plate.

[0023] In an example of the present invention, the hollow hole is a circular hole, and the second cover plate is a circular cover plate.

[0024] In one example of the present invention, four table legs are respectively provided under the table top, and four chair legs are respectively provided under the chair frame.

[0025] Compared with the prior art, the present invention has the following beneficial effects: the children's dining chair of the present invention has multiple functions, can be separated as a table and a chair for children to dine, can be combined as a children's high dining chair, or can be used alone as a children's jumping chair, which greatly expands the functions of the children's dining chair. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 This is a diagram showing the child seat of the present invention in use as a high-position dining chair;

[0027] Figure 2 This is a diagram showing the use of the child seat of the present invention as a separate table and chair;

[0028] Figure 3 This is a diagram showing the use of the children's dining chair of the present invention as a jumping chair;

[0029] Figure 4 It is a schematic diagram of the exploded structure of the seat assembly and the dining tray assembly of the present invention;

[0030] Figure 5 for Figure 4 A in the enlarged view;

[0031] Figure 6 It is a schematic diagram of the exploded structure of the dining table assembly of the present invention;

[0032] Figure 7 It is a schematic diagram of the exploded structure of the seat pocket and the table top of the present invention.

[0033] In the figure, 10, dining table assembly; 101, tabletop; 1011, groove; 1012, limit groove; 1013, track groove; 1014, cover plate 1; 1015, cover plate 2; 1016, fixing groove; 1017, hollow hole; 102, connecting piece 1; 1021, perforation 1; 103, upper support rod; 1031, pressing column 1; 1032, perforation 2; 104, lower support rod; 1041, hinge seat; 1042, lever pressing block; 1043, plug column; 1044, pressing end; 1045, low end; 105, table leg; 20, seat assembly; 201, chair frame; 2011, armrest; 2012 , horizontal slide groove; 2013, positioning groove; 202, connecting seat; 2021, connecting piece two; 2022, perforation three; 203, chair leg; 2031, pressing column three; 2032, pressing column two; 2033, fixing column; 30, dining tray assembly; 301, upper plate; 302, bottom plate; 303, dining tray crotch guard; 304, sliding piece; 3041, sliding edge; 3042, convex column; 305, positioning piece; 3051, positioning tooth; 3052, perforation four; 3053, pull plate; 3054, convex edge; 40, seat pocket; 401, annular inner wall; 402, annular outer wall; 403, hook; 404, roller. DETAILED DESCRIPTION

[0034] See also Figure 1 A children's dining chair includes a dining table assembly 10, a seat assembly 20 and a dining tray assembly 30. The seat assembly 20 is detachably mounted on the dining table assembly 10, and the dining tray assembly 30 is detachably mounted on the seat assembly 20. Specifically, the dining table assembly 10 includes a tabletop 101 and table legs 105 detachably fixed below the tabletop 101. The tabletop 101 is concave at a position corresponding to the connection with the table legs 105 to form a groove 1011; the seat assembly 20 includes a chair frame 201 and chair legs 203 detachably fixed below the chair frame 201. The chair legs 203 are detachably inserted into the groove 1011; a hollow hole 1017 is set at the center of the tabletop 101 of the dining table assembly 10, and a circle of limiting grooves 1012 are concave around the hollow hole 1017 to limit and fix the sitting pocket 40. The dining table assembly 10 also includes a cover plate 1014 covering the groove 1011 and a cover plate 2 1015 covering the hollow hole 1017. Figure 1 The following is a diagram showing the use of the children's dining chair of the present invention as a high-position dining chair. In the diagram, the cover plate 1014 on the dining table assembly 10 is removed, and the foot 203 of the seat assembly 20 is inserted into the groove 1011 on the tabletop 101. Figure 2 As shown, the seat assembly 20 can be removed from the dining table assembly 10 and used as a separate dining table and seat. In the figure, the center hole of the dining table assembly 10 is covered by the second cover plate 1015, and the groove 1011 is covered by the first cover plate 1014. For ease of use, the dining tray assembly 30 can be removed from the seat assembly 20. Figure 3Take out the dining table assembly 10 separately, remove the second cover plate 1015, fix the seat pocket 40 on the limiting groove 1012, and assemble it into a jumping chair, which can be used by children alone.

[0035] See also Figure 6 In one embodiment of the present invention, the table legs 105 and the table top 101 in the dining table assembly 10 are detachable in the following manner: a plurality of hollow connectors 102 are fixed below the table top 101, a through hole 1021 is provided inside the connector 102, a pressing column 1031 which can be retracted into the table legs 105 is provided inside the upper end of the table legs 105, and the upper end of the table legs 105 with the pressing column 1031 can be inserted into the connector 102. When the table legs 105 are installed below the table top 101, the upper end of the table legs 105 is inserted into the connector 102, and the pressing column 1031 is inserted into the through hole 1021. When the pressing column 1031 is pressed so that the pressing column is retracted into the table legs 105, the table legs 105 can be detached from the table top 101. The upper end of the connector 102 is larger than the lower end, and the hollow interior of the upper end just accommodates the concave groove 1011 on the table top 101.

[0036] See also Figure 6 Preferably, the table leg 105 is a retractable table leg 105. In one embodiment of the present invention, the table leg 105 includes an upper support rod 103 and a lower support rod 104 movably sleeved on the lower end of the upper support rod 103, a hinge seat 1041 is fixed on the inner side of the upper part of the lower support rod 104, a lever pressing block 1042 is hinged on the hinge seat 1041, a low end 1045 of the lever pressing block 1042 opposite to the pressing end 1044 is provided with a plug post 1043 protruding toward the lower support rod 104, a corresponding position of the lower support rod 104 is provided with a plug hole, a plurality of through holes 1032 are arranged at intervals on the upper support rod 103, and the plug post 1043 passes through the plug hole and is inserted into the through hole 1032. By pressing the pressing end 1044 of the lever pressing block 1042, the plug post 1043 can be lifted up and away from the socket, so that the lower support rod 104 can be moved up and down to adjust to the required length. The pressing end 1044 is released, and the plug post 1043 is reinserted into the socket and the second through-hole 1032 to fix the upper support rod 103 and the lower support rod 104.

[0037] See also Figure 4In one embodiment of the present invention, the detachable installation method of the seat assembly 20 on the table and chair assembly is as follows: a fixing groove 1016 is recessed on the inner side of the groove 1011 of the table top 101 toward the center of the table top 101, a linkage pressing block is fixed in the lower end of the chair leg 203, and the linkage pressing block includes a second pressing column 2032 and a fixing column 2033 provided on the side of the protruding chair leg 203. When the seat assembly 20 is installed on the dining table assembly 10, the lower end of the chair leg 203 is inserted into the groove 1011, and the fixing column 2033 is inserted into the fixing groove 1016. The fixing column 2033 of the linkage pressing block is used to be inserted into the fixing groove 1016 to fix the chair leg 203 in the groove 1011, and the second pressing column 2032 is exposed outside the groove 1011 for pressing.

[0038] See also Figure 4 In one embodiment of the present invention, a connection seat 202 with a plurality of hollow connection pieces 2021 is fixed below the chair frame 201 of the seat assembly 20, a through hole 3 2022 is arranged inside the connection piece 2021, and a pressing column 3 2031 which can be retracted into the chair leg 203 is arranged inside the upper end of the chair leg 203. When the chair leg 203 is installed below the chair frame 201, the upper end of the chair leg 203 is inserted into the connection piece 2021, and the pressing column 3 2031 is inserted into the through hole 3 2022. The pressing column 3 2031 cooperates with the through hole 3 2022 on the connection piece to make the chair leg 203 detachable.

[0039] See also Figure 4 In one embodiment of the present invention, the dining tray assembly 30 includes an upper tray 301, a bottom tray 302 and a dining tray crotch guard 303. The bottom tray 302 is detachably fixed to the armrest 2011 of the chair frame 201, the upper tray 301 is detachably fixed to the bottom tray 302, and the dining tray crotch guard 303 is fixed below the bottom tray 302. Specifically, both sides of the upper tray 301 are fixed to both sides of the bottom tray 302 by screws.

[0040] See also Figure 5 In one embodiment of the present invention, the dining tray assembly 30 is detachable from the seat assembly 20 in the following manner: a horizontal slide groove 2012 is provided on the outer side of the armrest 2011 of the chair frame 201, a sliding block is provided on the inner side of the chassis 302, and the sliding block is slidably fixed on the slide groove. Preferably, horizontal slide grooves 2012 are provided on the outer side of the armrests 2011 on both sides of the chair frame 201, and sliding blocks are provided on the inner side of both sides of the chassis 302, and the sliding blocks are slidably fixed on the slide groove.

[0041] Furthermore, a locking groove 2013 is provided below the horizontal slide groove 2012, the middle of the sliding block is empty, and the dining tray assembly 30 further includes a locking member 305, which is locked in the middle of the sliding block. The chassis 302 is fixed to the armrest 2011 of the chair frame 201 by the locking member 305 being locked into the locking groove 2013 and the sliding block at the same time. Figure 4 , Figure 5 The middle of the sliding block is empty, and a convex column 3042 is set on the side wall of the empty middle part facing the handrail 2011. A four-hole 3052 is set at the corresponding position of the part where the locking member 305 is inserted into the middle of the sliding block. A spring (not shown in the figure) is sleeved on the convex column 3042 of the sliding block and pressed against the four-hole 3052. A convex ridge 3054 is set on the side close to the handrail 2011 of the part where the locking member 305 is inserted into the middle of the sliding block. When the locking member 305 is stuck in the middle of the sliding block, the convex ridge 3054 is hung on the side wall of the sliding block. The sliding block is provided with a sliding ridge 3041 protruding from the side facing the armrest 2011, and the sliding ridge 3041 is inserted into the horizontal slide groove 2012. The locking member 305 is provided with a locking tooth 3051 on the side facing the armrest 2011, and a locking groove 2013 is provided below the horizontal slide groove 2012 on the armrest 2011. A pull plate 3053 is protruding downward from the bottom of the locking member 305. By pulling the pull plate 3053 outward, the locking tooth 3051 of the locking member 305 can be disengaged from the locking groove 2013 on the armrest 2011, and the dining tray assembly 30 can be horizontally slid to be removed from the seat assembly 20. When the pull plate 3053 is released, the locking tooth 3051 of the locking member 305 is re-engaged in the locking groove 2013 under the restoring force of the spring, so that the dining tray assembly 30 is fixed on the seat assembly 20.

[0042] See also Figure 7 In one embodiment of the present invention, a track groove 1013 is provided between the hollow hole 1017 and the limiting groove 1012, and the seat pocket 40 comprises an annular outer wall 402 and an annular inner wall 401 which are integrally connected at the upper part, a plurality of rollers 404 are provided between the annular outer wall 402 and the annular inner wall 401, and a plurality of hooks 403 are provided on the side of the annular inner wall 401 facing the annular outer wall 402. When the annular outer wall 402 of the seat pocket 40 is fixed on the limiting groove 1012, the rollers 404 roll and contact the track groove 1013, and the hooks 403 hook the desktop 101. The side of the hook 403 facing the annular outer wall 402 is an inclined surface, so that the seat pocket 40 is conveniently installed on the desktop 101 by extrusion. At the same time, the hook 403 is a plastic part with a certain elasticity, and the seat pocket 400 can be removed from the desktop 101 by manually bending the hook 403.

[0043] In a specific embodiment of the present invention, the cross section of the chair leg 203 is rectangular, the groove 1011 is a rectangular groove 1011, and the cover plate 1 1014 is a rectangular cover plate. The hollow hole 1017 is a circular hole, and the cover plate 2 1015 is a circular cover plate. Preferably, four table legs 105 are provided below the table top 101, and four chair legs 203 are provided below the chair frame 201.

[0044] The children's dining chair of the present invention has multiple functions, and can be separated to be used as a dining table and a chair for infants, or a study table or a toy table, and can also be combined to be a children's high dining chair, or used alone as a children's jumping chair, which greatly expands the functions of the children's dining chair.

Claims

1. A children's dining chair, characterized in that: The dining table assembly (10), a seat assembly (20) and a dining tray assembly (30), wherein the seat assembly (20) can be detachably mounted on the dining table assembly (10), and the dining tray assembly (30) can be detachably mounted on the seat assembly (20); The dining table assembly (10) comprises a tabletop (101) and table legs (105) detachably fixed below the tabletop (101); a portion of the tabletop (101) corresponding to the connection with the table legs (105) is concave downward to form a groove (1011); The seat assembly (20) comprises a seat frame (201) and a seat leg (203) detachably fixed below the seat frame (201), wherein the seat leg (203) is detachably inserted into the groove (1011); A hollow hole (1017) is arranged at the center of the tabletop (101) of the dining table assembly (10), and a circle of limiting grooves (1012) are formed around the hollow hole (1017) to limit and fix the sitting pocket (40). The dining table assembly (10) also includes a cover plate 1 (1014) covering the groove (1011) and a cover plate 2 (1015) covering the hollow hole (1017); A plurality of hollow connecting members (102) are fixed below the tabletop (101) of the dining table assembly (10), a through hole (1021) is arranged inside the connecting member (102), and a pressing column (1031) that can be retracted into the tabletop leg (105) is arranged inside the upper end of the tabletop leg (105); when the tabletop leg (105) is installed below the tabletop (101), the upper end of the tabletop leg (105) is inserted into the connecting member (102), and the pressing column (1031) is inserted into the through hole (1021); The table leg (105) comprises an upper support rod (103) and a lower support rod (104) movably sleeved on the lower end of the upper support rod (103); a hinge seat (1041) is fixed on the inner side of the upper part of the lower support rod (104); a lever pressing block (1042) is hinged on the hinge seat (1041); a low end (1045) of the lever pressing block (1042) opposite to the pressing end (1044) is provided with an insertion column (1043) protruding toward the lower support rod (104); a corresponding position of the lower support rod (104) is provided with an insertion hole; a plurality of second through holes (1032) are arranged at intervals on the upper support rod (103); and the insertion column (1043) passes through the insertion hole and is inserted into the second through hole (1032); A track groove (1013) is arranged between the hollow hole (1017) and the limiting groove (1012); the seat pocket (40) comprises an annular outer wall (402) and an annular inner wall (401) which are integrally connected at the upper part; a plurality of rollers (404) are arranged between the annular outer wall (402) and the annular inner wall (401); a plurality of hooks (403) are arranged on the side of the annular inner wall (401) facing the annular outer wall (402); when the seat pocket (400) is limited and fixed in the limiting groove (1012), the annular outer wall (402) is fixed on the limiting groove (1012), the rollers (404) roll and contact the track groove (1013), and the hooks (403) hook the table top (101).

2. The children's dining chair according to claim 1, characterized in that: The table legs (105) are retractable table legs (105).

3. The children's dining chair according to claim 1, characterized in that: A fixing groove (1016) is provided on the inner side of the groove (1011) of the table top (101) toward the center of the table top (101); a linkage pressing block is fixed inside the lower end of the chair leg (203); a pressing column 2 (2032) and a fixing column (2033) are provided on the side of the linkage pressing block protruding from the chair leg (203); when the seat assembly (20) is installed on the dining table assembly (10), the lower end of the chair leg (203) is inserted into the groove (1011) and the fixing column (2033) is inserted into the fixing groove (1016).

4. The children's dining chair according to claim 1, characterized in that: A connecting seat (202) having a plurality of hollow connecting members (2021) is fixed below the chair frame (201) of the chair assembly (20), a through hole (2022) is arranged on the inner side of the connecting member (2021), and a pressing column (2031) which can be retracted into the chair leg (203) is arranged on the inner side of the upper end of the chair leg (203). When the chair leg (203) is installed below the chair frame (201), the upper end of the chair leg (203) is inserted into the connecting member (2021), and the pressing column (2031) is inserted into the through hole (222).

5. The children's dining chair according to claim 1, characterized in that: The dining tray assembly (30) comprises an upper tray (301), a bottom tray (302) and a dining tray crotch guard (303); the bottom tray (302) is detachably fixed to an armrest (2011) of a chair frame (201); the upper tray (301) is detachably fixed to the bottom tray (302); and the dining tray crotch guard (303) is fixed below the bottom tray (302).

6. The children's dining chair according to claim 5, characterized in that: A horizontal slide groove (2012) is arranged on the outer side of the armrest (2011) of the chair frame (201), and a sliding block is arranged on the inner side of the chassis (302), and the sliding block is slidably fixed on the slide groove.

7. The children's dining chair according to claim 6, characterized in that: Horizontal slide grooves (2012) are arranged on the outer sides of the armrests (2011) on both sides of the chair frame (201), and sliding blocks are arranged on the inner sides of both sides of the chassis (302), and the sliding blocks are slidably fixed on the sliding grooves.

8. The children's dining chair according to claim 7, characterized in that: A locking groove (2013) is provided below the horizontal slide groove (2012), the middle of the sliding block is empty, the dining tray assembly (30) further comprises a locking piece (305), the locking piece (305) is movably locked in the middle of the sliding block, and the chassis (302) is fixed to the armrest (2011) of the chair frame (201) by the locking piece (305) being simultaneously locked into the locking groove (2013) and the sliding block.

9. The children's dining chair according to claim 1, characterized in that: The cross section of the chair leg (203) is rectangular, the groove (1011) is a rectangular groove (1011), and the cover plate 1 (1014) is a rectangular cover plate.

10. The children's dining chair according to claim 1, characterized in that: The hollow hole (1017) is a circular hole, and the second cover plate (1015) is a circular cover plate.

11. The children's dining chair according to claim 1, characterized in that: Four table legs (105) are respectively arranged below the table top (101), and four chair legs (203) are respectively arranged below the chair frame (201).

Images