CN204870657U - Chair frame is managed in side - Google Patents

Abstract

The utility model provides a chair frame is managed in side belongs to vehicle accessory technical field. It has solved the not high problem of current chair frame is managed in side security. This chair frame is managed in side is including the left side pipe and the right pipe, horizontal welding has lower spacer board between the left side socle portion and the right socle portion, horizontal welding has last spacer board between the left side pipe middle part and the right pipe middle part, horizontal welding has the head rest connecting pipe between the left side nose portion and the right nose portion, the left side pipe or the right pipe are close to the welding of top department has the box, top surface and top surface that the box has a lock joint have and supply the mouth that penetrates that the safety belt penetrated, the front of box have supply that the safety belt wears out wear to export, still install the roller bearing structure that is used for supporting the safety belt in the box. The utility model has the advantages of structural strength is good and the security is good.

Description

A kind of square tube chair chair frame

Technical field

The utility model belongs to vehicle body fittings technical field, relates to a kind of square tube chair, particularly a kind of square tube chair chair frame.

Background technology

At present, automobile has become conventional walking-replacing tool, while people pursue vehicle safety, also pursues the traveling comfort of automobile, and automotive seat, as far as possible according to ergonomic designs, improve the traveling comfort of occupant as far as possible.

Existing automobile square tube chair, it adopts steel-pipe welding to form chair frame, chair frame comprises left side pipe, the right pipe, the bottom of left side pipe and the right pipe is welded with the lower spacer plate of horizontally set, left side pipe and the right pipe center are welded with the upper spacer plate of horizontally set, in order to install headrest, between left side pipe and the top of the right pipe, be welded with head rest connection pipe.But it is not high still to there is structural strength in existing square tube chair chair frame, the problem that safety is not high.

Summary of the invention

The purpose of this utility model is for the above-mentioned problems in the prior art, provides the square tube chair chair frame that a kind of safety is good.

The purpose of this utility model realizes by following technical proposal: a kind of square tube chair chair frame, comprise left side pipe and the right pipe, between bottom described left side pipe and bottom the pipe of the right, horizontal welding has lower spacer plate, between in the middle part of the pipe of the left side and in the middle part of the pipe of the right, horizontal welding has upper spacer plate, between pipe top, the left side and pipe top, the right, horizontal welding has head rest connection pipe, it is characterized in that, described left side pipe or the right pipe are welded with casing near top place, described casing there is the end face of snapping and end face have penetrate for safety strap penetrate mouth, the front of described casing has the export passed for safety strap, rolling shaft structure for support safety band is also installed in described casing.

Left side pipe is when car door, casing is installed on the pipe of the left side, otherwise be then arranged on the pipe of the right, casing in this square tube chair chair frame passes for safety strap and installs, make safety strap more near the shoulder of user, more effective and comfortable for user can be fixed on square tube chair, improve safety, and welding makes structural strength good.

In above-mentioned a kind of square tube chair chair frame, the roller bearing two that described rolling shaft structure comprises roller bearing one and arranges with roller bearing one horizontal parallel, the described left side is managed or the right pipe is fixed with and is positioned at casing and the fixed block worn for roller bearing one, roller bearing two end, described roller bearing one is positioned at the below penetrating mouth, and described roller bearing two is arranged near export than roller bearing one.During installation, safety strap is from penetrating mouth through again below roller bearing one, and then from process above roller bearing two, finally pass from export, the position of such safety strap in casing obtains spacing, and safety strap there will not be clamping stuck phenomenon, and working process is smooth and easy.

In above-mentioned a kind of square tube chair chair frame, outside described left side pipe, be welded with the left brace panel extending to bottom in the middle part of the pipe of the left side, outside described the right pipe, be welded with the right brace panel extending to bottom in the middle part of the pipe of the right.Which increase structural strength.

In above-mentioned a kind of square tube chair chair frame, be welded with the support beam between lower spacer plate and upper spacer plate between described left side pipe and the right pipe, described support beam is X-shaped.Support beam adds structural strength, and has carried out effective support to user's rear waist, makes user's ride comfort.

Compared with prior art, the compact conformation of this square tube chair chair frame, structural strength is good, and travelling comfort is good, and safety is good.

Accompanying drawing explanation

Fig. 1 is the structural representation of this square tube chair chair frame.

Fig. 2 is the structural representation at casing place in this square tube chair chair frame

In figure, 1, the left side pipe; 2, the right pipe; 3, lower spacer plate; 4, upper spacer plate; 5, head rest connection pipe; 6, casing; 7, end face; 8, mouth is penetrated; 9, export; 10, roller bearing one; 11, roller bearing two; 12, fixed block; 13, left brace panel; 14, right brace panel; 15, support beam.

Detailed description of the invention

Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.

As depicted in figs. 1 and 2, this square tube chair chair frame comprises left side pipe 1 and the right pipe 2, between bottom left side pipe 1 and bottom the right pipe 2, horizontal welding has lower spacer plate 3, between in the middle part of left side pipe 1 and in the middle part of the right pipe 2, horizontal welding has upper spacer plate 4, between left side pipe 1 top and the right pipe 2 top, horizontal welding has head rest connection pipe 5, in the present embodiment, left side pipe 1 is welded with casing 6 near top place, casing 6 there is the end face 7 of snapping and end face 7 have penetrate for safety strap penetrate mouth 8, the front of casing 6 has the export 9 passed for safety strap, rolling shaft structure for support safety band is also installed in casing 6, the roller bearing 2 11 that rolling shaft structure comprises roller bearing 1 and arranges with roller bearing 1 horizontal parallel, left side pipe 1 is fixed with and is positioned at casing 6 and supplies roller bearing 1, the fixed block 12 that roller bearing 2 11 end wears, roller bearing 1 is positioned at the below penetrating mouth 8, roller bearing 2 11 is arranged near export 9 than roller bearing 1.

In order to increase structural strength, improve travelling comfort, the left brace panel 13 extending to bottom in the middle part of left side pipe 1 is welded with outside left side pipe 1, the right brace panel 14 extending to bottom in the middle part of the right pipe 2 is welded with outside the pipe 2 of the right, be welded with the support beam 15 between lower spacer plate 3 and upper spacer plate 4 between left side pipe 1 and the right pipe 2, support beam 15 is in X-shaped.

Casing 6 in this square tube chair chair frame passes for safety strap and installs, during installation, safety strap from penetrating mouth 8 through again below roller bearing 1, and then from process above roller bearing 2 11, finally passes from export 9, the position of such safety strap in casing 6 obtains spacing, safety strap there will not be clamping stuck phenomenon, and working process is smooth and easy, and safety strap is more near the shoulder of user, more effective and comfortable for user can be fixed on square tube chair, improve safety.

Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.

Claims (4)

1. a square tube chair chair frame, comprise left side pipe (1) and the right pipe (2), between described bottom, left side pipe (1) and bottom, the right pipe (2), horizontal welding has lower spacer plate (3), between middle part, left side pipe (1) and middle part, the right pipe (2), horizontal welding has upper spacer plate (4), between pipe (1) top, the left side and pipe (2) top, the right, horizontal welding has head rest connection pipe (5), it is characterized in that, described left side pipe (1) or the right pipe (2) are welded with casing (6) near top place, described casing (6) there is the end face (7) of snapping and end face (7) have penetrate for safety strap penetrate mouth (8), the front of described casing (6) has the export (9) passed for safety strap, rolling shaft structure for support safety band is also installed in described casing (6).

2. a kind of square tube chair chair frame according to claim 1, it is characterized in that, the roller bearing two (11) that described rolling shaft structure comprises roller bearing one (10) and arranges with roller bearing one (10) horizontal parallel, described left side pipe (1) or the right pipe (2) are fixed with and are positioned at casing (6) and the fixed block (12) that wears of confession roller bearing one (10), roller bearing two (11) end, described roller bearing one (10) is positioned at the below penetrating mouth (8), and described roller bearing two (11) is arranged near export (9) than roller bearing one (10).

3. a kind of square tube chair chair frame according to claim 1 and 2, it is characterized in that, described outside, left side pipe (1) is welded with the left brace panel (13) extending to bottom from middle part, left side pipe (1), and described outside, the right pipe (2) is welded with the right brace panel (14) extending to bottom from middle part, the right pipe (2).

4. a kind of square tube chair chair frame according to claim 3, it is characterized in that, be welded with the support beam (15) be positioned between lower spacer plate (3) and upper spacer plate (4) between described left side pipe (1) and the right pipe (2), described support beam (15) is in X-shaped.