Seat tray convenient to package and transport

Abstract

A seat tray convenient to package and transport comprises a tray body, and a height adjusting rod used for adjusting the height of a seat and a backrest adjusting rod used for adjusting the angle of a backrest are arranged on the tray body. The height adjusting rod and the backrest adjusting rod are arranged in the transverse direction of the tray body, the height adjusting rod is sleeved with a height adjusting handle detachably connected with the height adjusting rod, and the backrest adjusting rod is sleeved with a backrest adjusting handle detachably connected with the backrest adjusting rod. Compared with the prior art, through the height adjusting rod and the height adjusting handle which are detachably connected and the backrest adjusting rod and the backrest adjusting handle which are detachably connected, the transverse width of the tray body in the packaging process can be reduced, the height adjusting handle and the backrest adjusting handle can be independently packaged, the packaging space is saved, and the packaging efficiency is improved. Therefore, the loading quantity of products can be increased, and the freight cost is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of seat trays, in particular to a seat tray which is convenient for packing and transportation. Background Art

[0002] The seat tray is the core component of the office chair, and a height adjustment handle for adjusting the seat cushion height and a backrest adjustment handle for adjusting the backrest angle can usually be installed on the seat tray.

[0003] Chinese application number CN202010523918.x discloses a seat tray structure and an office chair, including a base, a large plate, a flap, and a support seat. A third pin is fixed at the end of the support seat away from the large plate, and a movable hole for the third pin to pass through is provided on the flap, and the inner wall of the movable hole is spaced apart from the outer wall of the third pin; an adjustment seat is fixed at the bottom of the support seat, and at least two gear slots are provided on the side of the adjustment seat close to the base. An adjustment rod is rotatably connected to the base, and the adjustment rod is connected to a locking plate through a connecting mechanism. The middle part of the locking plate is rotatably installed on the base, and the connecting mechanism includes an adjustment block fixed to the adjustment rod, a retractable elastic force storage member with one end connected to the adjustment block and the other end connected to the locking plate, and the retraction direction of the elastic force storage member is along the line connecting its two end points. A positioning protrusion is fixed on the adjustment block, and an elastic limit seat is installed on the base below the adjustment block.

[0004] Since the seat tray disclosed above needs to be provided with an elastic component compatible with the adjustment rod to meet the demand for backrest angle adjustment, the adjustment rod needs to be installed on the seat tray. When the seat tray needs to be packed, the adjustment rod is extended outward along the seat tray, which inevitably wastes space and affects the number of products loaded into the cabinet. Utility Model Content

[0005] The utility model aims to overcome the defects in the prior art and provides a seat tray which is easy to pack and transport and has a detachable handle, saves packing space, increases the loading capacity of the seat tray, and reduces freight costs.

[0006] In order to achieve the above-mentioned purpose of the utility model, the utility model adopts the following technical scheme: a seat tray that is easy to pack and transport, including a tray main body, on which is provided a height adjustment rod for adjusting the seat height and a backrest adjustment rod for adjusting the backrest angle; the height adjustment rod and the backrest adjustment rod are arranged along the lateral direction of the tray main body, the height adjustment rod is sleeved with a height adjustment handle that is detachably connected to the height adjustment rod, and the backrest adjustment rod is sleeved with a backrest adjustment handle that is detachably connected to the backrest adjustment rod.

[0007] As a preferred solution of the utility model, the height adjustment handle is arranged along the length of the height adjustment rod, and a first plug-in section is formed at the end of the height adjustment rod and is plugged into the height adjustment handle. A first connecting hole is formed on the first plug-in section, and a first waist-shaped hole corresponding to the first connecting hole is formed on the height adjustment handle.

[0008] As a preferred solution of the present utility model, the first waist-shaped hole is arranged along the length direction of the height adjustment handle.

[0009] As a preferred solution of the utility model, the backrest adjustment handle is arranged along the length of the backrest adjustment rod, and a second plug-in section is formed at the end of the backrest adjustment rod and is plugged into the backrest adjustment handle, a second connecting hole is formed on the second plug-in section, and a second waist-shaped hole corresponding to the second connecting hole is formed on the backrest adjustment handle.

[0010] As a preferred solution of the utility model, the second waist-shaped hole is arranged along the length direction of the backrest adjustment handle.

[0011] As a preferred solution of the utility model, the ends of the height adjustment handle and the backrest adjustment handle are formed with a clamping groove, and the size of the clamping groove corresponds to the cross-section of the end of the height adjustment rod or the backrest adjustment rod.

[0012] As a preferred solution of the utility model, the height adjustment rod and the backrest adjustment rod are sleeved with a dustproof rubber sleeve or a support sleeve, and the dustproof rubber sleeve and the support sleeve abut against the end of the height adjustment handle or the backrest adjustment handle.

[0013] As a preferred solution of the utility model, a sunken groove is formed in the middle of the second plug-in section, and a covering block corresponding to the sunken groove is formed at the end of the backrest adjustment handle.

[0014] As a preferred solution of the utility model, a laterally expanded actuating plane is formed on the height adjustment handle or the backrest adjustment handle.

[0015] As a preferred solution of the present utility model, an installation mark is formed on the back of the height adjustment handle or the backrest adjustment handle.

[0016] Compared with the prior art, the beneficial effects of the utility model are: through the detachably connected height adjustment rod and height adjustment handle, and the detachably connected backrest adjustment rod and backrest adjustment handle, the lateral width of the pallet body during the packaging process can be reduced, and the height adjustment handle and the backrest adjustment handle can be packaged independently, saving packaging space, thereby increasing the product loading capacity and reducing freight costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of the utility model;

[0018] Figure 2 It is a top view of the utility model;

[0019] Figure 3 It is the installation diagram of the height adjustment rod and the backrest adjustment rod;

[0020] Figure 4 It is a schematic diagram of the structure of the height adjustment handle and the backrest adjustment handle;

[0021] Figure 5 is a top view of the height adjustment handle and the backrest adjustment handle;

[0022] Figure 6 It is a bottom view of the height adjustment handle and the backrest adjustment handle;

[0023] Figure numerals: tray body 1, height adjustment rod 2, first plug-in section 21, first connecting hole 22, backrest adjustment rod 3, second plug-in section 31, second connecting hole 32, sunken groove 33, height adjustment handle 4, first waist-shaped hole 41, backrest adjustment handle 5, dustproof rubber sleeve 6, support sleeve 7, snap-in groove 8, covering block 81, installation mark 9, pull plane 10. DETAILED DESCRIPTION

[0024] The embodiments of the utility model are described in detail below with reference to the accompanying drawings.

[0025] like Figure 1-Figure 6 As shown, a seat tray which is convenient for packaging and transportation comprises a tray body 1, on which is provided a height adjustment rod 2 for adjusting the seat height and a backrest adjustment rod 3 for adjusting the backrest angle; the height adjustment rod 2 and the backrest adjustment rod 3 are arranged along the transverse direction of the tray body 1, and the height adjustment rod 2 is sleeved with a height adjustment handle 4 which is detachably connected to the height adjustment rod 2, and the backrest adjustment rod 3 is sleeved with a backrest adjustment handle 5 which is detachably connected to the backrest adjustment rod 3.

[0026] A pneumatic rod for adjusting the seat height and an elastic force storage member for elastically resetting the rotation angle of the backrest are provided inside the tray body 1. The height adjustment rod 2 is used to control the switch of the pneumatic rod to adjust the seat height. The backrest adjustment rod 3 is used to control the elastic force storage member to adjust the backrest angle.

[0027] The height adjustment handle 4 is arranged along the length of the height adjustment rod 2 . Under the action of the height adjustment handle 4 , the length of the height adjustment rod 2 is extended outward, so that the height adjustment rod 2 can be controlled by pulling the height adjustment handle 4 .

[0028] The end portion of the height adjustment rod 2 is inserted into the height adjustment handle 4, and a first plug-in section 21 is formed at the end of the height adjustment rod 2 and plugged into the height adjustment handle 4. A first connecting hole 22 is formed on the first plug-in section 21, and a first waist-shaped hole 41 corresponding to the first connecting hole 22 is formed on the height adjustment handle 4.

[0029] The cross-section of the first plug-in section 21 can be a non-circular structure, so that when the first plug-in section 21 is inserted into the height adjustment handle 4, the rotational freedom of the height adjustment handle 4 on the height adjustment rod 2 can be limited, thereby ensuring the stability of the height adjustment handle 4 when connected to the height adjustment rod 2.

[0030] The height adjustment handle 4 can be fixedly connected to the end of the height adjustment rod 2 by bolts passing through the first connecting hole 22 and the first waist-shaped hole 41. The first waist-shaped hole 41 is arranged along the length direction of the height adjustment handle 4 to ensure that the installation of the height adjustment handle 4 meets the requirement of being arranged along the length direction of the height adjustment rod 2. At the same time, under the action of the first waist-shaped hole 41, it is also convenient to bolt through the first connecting hole 22 and the first waist-shaped hole 41.

[0031] The backrest adjustment handle 5 is arranged along the length of the backrest adjustment rod 3 . Under the action of the backrest adjustment handle 5 , the length of the backrest adjustment rod 3 is extended outward, so that the backrest adjustment rod 3 can be controlled by pulling the backrest adjustment handle 5 .

[0032] The end portion of the backrest adjustment rod 3 is inserted into the backrest adjustment handle 5, and a second plug-in section 31 is formed at the end of the backrest adjustment rod 3 to be inserted into the backrest adjustment handle 5. A second connecting hole 32 is formed on the second plug-in section 31, and a second waist-shaped hole 51 corresponding to the second connecting hole 32 is formed on the backrest adjustment handle 5.

[0033] The cross-section of the second plug-in section 31 is a non-circular structure, so that when the second plug-in section 31 is inserted into the backrest adjustment handle 5, the rotational freedom of the backrest adjustment handle 5 on the backrest adjustment rod 3 can be limited, thereby ensuring the stability of the backrest adjustment handle 5 when connected to the backrest adjustment rod 3.

[0034] The backrest adjustment handle 5 can be fixedly connected to the end of the backrest adjustment rod 3 by passing the second connecting hole 32 and the second waist-shaped hole 51 through a bolt. The second waist-shaped hole 51 is arranged along the length direction of the backrest adjustment handle 5 to ensure that the installation of the backrest adjustment handle 5 meets the requirement of being arranged along the length direction of the backrest adjustment rod 3. At the same time, under the action of the second waist-shaped hole 51, it is also convenient to pass the bolt through the second connecting hole 32 and the second waist-shaped hole 51.

[0035] A snap-in groove 8 is formed at the end of the height adjustment handle 4 and the backrest adjustment handle 5. The size of the snap-in groove 8 corresponds to the cross-section of the end of the height adjustment rod 2 or the backrest adjustment rod 3. The first waist-shaped hole 41 and the second waist-shaped hole 51 are connected to the corresponding snap-in groove 8 to ensure the bolt locking of the first plug-in section 21 and the second plug-in section 31.

[0036] A dustproof rubber sleeve 6 or a support sleeve 7 is sleeved on the height adjustment rod 2 and the backrest adjustment rod 3 , and the dustproof rubber sleeve 6 and the support sleeve 7 abut against the end of the height adjustment handle 4 or the backrest adjustment handle 5 .

[0037] The dustproof rubber sleeve 6 is sleeved on the height adjustment rod 2 to achieve dustproof effect and at the same time to abut against the end of the height adjustment handle 4 to ensure the stability of the height adjustment handle 4.

[0038] The support sleeve 7 is sleeved on the backrest adjustment rod 3. The support sleeve 7 is made of a hard material, so that the backrest adjustment rod 3 is prevented from being opened by mistake under the protection of the support sleeve 7, thereby affecting the use effect of the backrest.

[0039] A sunken groove 33 is formed in the middle of the second plug-in section 31, and a covering block 81 corresponding to the sunken groove 33 is formed at the end of the backrest adjustment handle 5. Under the action of the sunken groove 33 and the protective tube 81, the contact area between the second plug-in section 31 and the backrest adjustment handle 5 is increased, thereby increasing the force strength of the second plug-in section 31.

[0040] A laterally extended moving plane 10 is formed on the height adjustment handle 4 or the backrest adjustment handle 5 . The moving plane 10 is used to increase the cross section so as to facilitate manual moving of the moving plane 10 .

[0041] An installation mark 9 is formed on the back of the height adjustment handle 4 or the backrest adjustment handle 5 .

[0042] In actual use, since it is necessary to facilitate user adjustment, the length of the height adjustment handle 4 or the backrest adjustment handle 5 must reach half the width of the seat, thereby ensuring that when the seat is in normal use, the extreme ends of the height adjustment handle 4 and the backrest adjustment handle 5 should extend beyond a portion of the side of the seat to facilitate manual adjustment by the user.

[0043] When the pallet body 1 needs to be packaged, the pallet body 1, the height adjustment handle 4 and the backrest adjustment handle 5 can be packaged separately, thereby reducing the packaging width of the pallet body 1, reducing the packaging space by half of the width of the pallet body 1, and realizing the separate packaging of the height adjustment handle 4 and the backrest adjustment handle 5, saving packaging space, thereby increasing the container loading volume of products and reducing freight costs.

[0044] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention; therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

[0045] Although this article uses more of the following terms: tray body 1, height adjustment rod 2, first plug section 21, first connection hole 22, backrest adjustment rod 3, second plug section 31, second connection hole 32, sunken groove 33, height adjustment handle 4, first waist-shaped hole 41, backrest adjustment handle 5, dustproof rubber sleeve 6, support sleeve 7, clamping groove 8, covering block 81, installation mark 9, pull plane 10, etc., it does not exclude the possibility of using other terms. These terms are used only to more conveniently describe and explain the essence of the utility model; interpreting them as any additional restrictions is contrary to the spirit of the utility model.

Claims

1. A seat tray that is easy to pack and transport, comprising a tray body (1), the tray body (1) being provided with a height adjustment rod (2) for adjusting the height of the seat and a backrest adjustment rod (3) for adjusting the backrest angle; the characteristics are: The height adjustment rod (2) and the backrest adjustment rod (3) are arranged along the transverse direction of the tray body (1); a height adjustment handle (4) detachably connected to the height adjustment rod (2) is sleeved on the height adjustment rod (2); and a backrest adjustment handle (5) detachably connected to the backrest adjustment rod (3) is sleeved on the backrest adjustment rod (3).

2. A seat tray that is easy to pack and transport according to claim 1, characterized in that: The height adjustment handle (4) is arranged along the length of the height adjustment rod (2); a first plug section (21) plugged into the height adjustment handle (4) is formed at the end of the height adjustment rod (2); a first connecting hole (22) is formed on the first plug section (21); and a first waist-shaped hole (41) corresponding to the first connecting hole (22) is formed on the height adjustment handle (4).

3. A seat tray that is easy to pack and transport according to claim 2, characterized in that: The first waist-shaped hole (41) is arranged along the length direction of the height adjustment handle (4).

4. A seat tray that is easy to pack and transport according to claim 1, characterized in that: The backrest adjustment handle (5) is arranged along the length of the backrest adjustment rod (3); a second plug-in section (31) plugged into the backrest adjustment handle (5) is formed at the end of the backrest adjustment rod (3); a second connecting hole (32) is formed on the second plug-in section (31); and a second waist-shaped hole (51) corresponding to the second connecting hole (32) is formed on the backrest adjustment handle (5).

5. A seat tray that is easy to pack and transport according to claim 4, characterized in that: The second waist-shaped hole (51) is arranged along the length direction of the backrest adjustment handle (5).

6. A seat tray that is easy to pack and transport according to claim 2 or 4, characterized in that: The ends of the height adjustment handle (4) and the backrest adjustment handle (5) are formed with a clamping groove (8), and the size of the clamping groove (8) corresponds to the cross section of the end of the height adjustment rod (2) or the backrest adjustment rod (3).

7. A seat tray that is easy to pack and transport according to claim 2 or 4, characterized in that: A dustproof rubber sleeve (6) or a support sleeve (7) is sleeved on the height adjustment rod (2) and the backrest adjustment rod (3), and the dustproof rubber sleeve (6) and the support sleeve (7) are in contact with the end of the height adjustment handle (4) or the backrest adjustment handle (5).

8. A seat tray that is easy to pack and transport according to claim 4, characterized in that: A sunken groove (33) is formed in the middle of the second plug-in section (31), and a covering block (81) corresponding to the sunken groove (33) is formed at the end of the backrest adjustment handle (5).

9. A seat tray that is easy to pack and transport according to claim 1, characterized in that: A laterally extended actuating plane (10) is formed on the height adjustment handle (4) or the backrest adjustment handle (5).

10. A seat tray that is easy to pack and transport according to claim 9, characterized in that: A mounting mark (9) is formed on the back of the height adjustment handle (4) or the backrest adjustment handle (5).

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