CN2820609Y

CN2820609Y - Foldable table type chair

Info

Publication number: CN2820609Y
Application number: CN 200520092214
Authority: CN
Inventors: 王文艳; 赵庆刚; 廖沈丽; 李�赫
Original assignee: HUACHEN JINBEI AUTOMOBILE CO Ltd SHENYANG
Current assignee: HUACHEN JINBEI AUTOMOBILE CO Ltd SHENYANG
Priority date: 2005-08-19
Filing date: 2005-08-19
Publication date: 2006-09-27
Anticipated expiration: 2015-08-19

Abstract

The utility model relates to a foldable chair of a table type arranged in a light type passenger car with folding types, or rotation types, or retroflexion types. The utility model comprises a supporting frame of a chair, a seat cushion, a backrest and an angle modulation device. The utility model is characterized in that the top parts of supporting legs at both ends of the supporting frame of the chair are connected with a seat cushion for one person, or a seat cushion for two people, or a combination seat cushion for one person and two people; one end between the seat cushion for one person or the seat cushion for two people and the backrest or two ends between the seat cushion for one person or the seat cushion for two people and the backrest are respectively provided with a right-angle modulation device in a rotation way; the rear side of the backrest is in a hard plane structure. Since the utility model adopts the foldable form of the chair, the space in the car is enlarged at first and the seat cushion can be upwards turned to the backrest through the angle modulation device and forms a perpendicularly foldable state. When the temporary work and writing are needed to be done on the cars, the backrest of the chair is downwards turned to be folded with the seat cushion through the angle modulation device and a damper regulator of the backrest and forms a level state, thereby, the utility model can be used as a desk. The utility model not only can be used as a freight car of a warehouse, but also can be used as a temporary working place. The multifunction uses are realized.

Description

Collapsible desktop seat

Technical field

The utility model belongs to light bus auxiliary equipment technical field, specifically a kind of collapsible desktop seat with multiple folding, rotation or flipped form.

Background technology

As everyone knows, be to be unable to do without seat on light bus, its structure of traditional seat is generally fixed.In the last few years, along with the continuous increase of light bus functions of use, the manufacturing businessman of light bus improved its functions of use in order constantly to satisfy user's needs, and the armchair structure that is fixed gradually becomes folding armchair structure.Improved so main purpose is the space that is used for saving in the car, but does not increase function on the seat.At present, the user of increasing light bus puies forward meaning, can finish office and comprising that can to handle some literal work just better on passenger vehicle.And existing light bus is because the defective on the self structure, and its seat can't satisfy such requirement, and the backrest of some seat can fold on the cushion, but the back side of backrest is smooth inadequately, still fails to satisfy requirements.

Summary of the invention

The purpose of this utility model provides a kind of collapsible desktop seat that forms the desktop structure by folding, rotation or upset.

The purpose of this utility model is achieved in that it includes seat support, cushion, and backrest, recliner is characterized in that: be connected with single cushion, two-person cushion or single and double combination cushion at the top of seat support two supports leg; One or both ends between single or double cushion and backrest are respectively arranged with rotary type right angle recliner, and the rear side of backrest is the rigid planar structure.

Above-mentioned right angle recliner includes drain pan, revoliving arm, drain pan fixedly is located near on the adapter plate of backrest one side end face, on drain pan, be respectively equipped with a main shaft and anchor shaft, the rear end of revoliving arm is arranged on the main shaft, and the front end of revoliving arm is captiveed joint with cushion both sides end face, is provided with the locking bail of a strap wrenches at anchor shaft, this locking bail is corresponding with the groove of revoliving arm edge, also is connected with returning pull-spring between the locking bail other end and drain pan.

For the ease of the tip-up set backrest freely, then have a limited impression on adapter plate top, in limited impression, be provided with the set pin that is fixed on the backrest sidepiece, be provided with a rotating shaft on the top of adapter plate, in rotating shaft, be provided with a band handle and backrest when being in erectility with the spacing backrest adjustment plate washer in limited impression of set pin, between backrest adjustment plate washer and adapter plate, also be provided with a limit spring.

The utility model at first is in order to increase the space in the car, cushion upwards can be turned to the backrest place by recliner and to be the vertical folding state owing to adopted the collapsible form of seat; When needs are handled official business when writing onboard temporarily, by recliner and backrest adjustment plate washer back of seat is turned to foldingly and be the level of state downwards, and uses, can use as the storage lorry as desk with cushion, can be used as interim office space again, realized multi-functional use.The utility model also has rational in infrastructure simple, and cost is low, and is easy to use, long service life, advantage such as field of application is wide.

Description of drawings

Fig. 1 is a structural representation sketch of the present utility model

Fig. 2 is the lateral plan of Fig. 1

Fig. 3 is that the single cushion in right side is turned up back state sketch

Fig. 4 is the lateral plan of Fig. 3

Fig. 5 is that the double and single cushion in right side in left side is turned up back state sketch

Fig. 6 is the lateral plan among Fig. 5

Fig. 7 is that backrest erects the state sketch

Fig. 8 is that the A of Fig. 7 is to enlarged diagram

Fig. 9 is that backrest is to cushion direction folded state sketch

Figure 10 is that backrest folds into the tall and erect view of formation book on the cushion

Figure 11 is the lateral plan of Figure 10

The utility model is described in further detail by example below in conjunction with accompanying drawing; but following example only is the utility model example wherein; the rights protection scope of not representing the utility model and being limited, rights protection scope of the present utility model is as the criterion with claims.

The specific embodiment

Example 1

Shown in Fig. 1～2,1 among the figure is the back of seat assembly, and material is that skeleton is hidden the foaming part; 5 is bracket assembly, and material is a steel pipe; Be connected with a single cushion 3 and a double seat cushion 2 at the top of seat support two supports leg, material is skeleton and hides the foaming part; End between single cushion 3 and double cushion 2 and backrest 1 is respectively arranged with rotary type recliner assembly 4, and the rear side of backrest 1 is the rigid planar structure.

Seat in the recliner 4 upwards is turned to backrest place structure: this right angle recliner includes drain pan 17, revoliving arm 18, drain pan 17 is fixedly installed near on the adapter plate 14 of backrest one side end face, on drain pan, be respectively equipped with a main shaft 24 and anchor shaft 20, the rear end of revoliving arm 18 is arranged on the main shaft, the front end of revoliving arm is captiveed joint with the cushion side end face, be provided with the locking bail 22 of a band manual wrench 23 at anchor shaft, this locking bail is corresponding with the groove of revoliving arm edge, also is connected with returning pull-spring 19 between locking bail 22 other ends and drain pan 17.In addition, 21 among the figure is the set postive stop baffle in outer end of main shaft 24 and anchor shaft 20.

Backrest in the recliner 4 is turned to seat place structure downwards: have a limited impression in adapter plate 14 upper side to the edge of seat, in limited impression, be provided with the set pin 13 that is fixed on the backrest sidepiece, also be provided with a rotating shaft 15 on the top of adapter plate 14, in rotating shaft, be provided with a band manual handle 11 and backrest when being in erectility with set pin 13 spacing backrest adjustment plate washers 12 in limited impression, between backrest adjustment plate washer 12 and adapter plate 14, also be provided with a limit spring 16.

Seat in the recliner 4 upwards is turned to backrest place structure working principle: revoliving arm 18 is connected with individual seat's cushion 3, drain pan 17 is connected position shown in figure～2 with backrest assembly 1, pull handle 23 and rotate around anchor shaft 20, drive locking bail 22 is separated from the groove on the revoliving arm 18; At this moment, revoliving arm 18 can be around 24 inverse times of main shaft rotations, revolve turn 90 degrees after, release handle 23, under returning pull-spring 19 effects, locking bail 22 inserts in the groove in addition of revoliving arms 18, is in locking state, this Chain cushion and the back of seat of this moment all are in the state of standing.In addition, repeat above-mentioned recliner and the working process that is connected between dual seat and the backrest, then can realize the configuration state shown in Fig. 5～6.The working process of the above-mentioned recliner of reverse operating can be got back to the initial position state.

Backrest in the recliner 4 is turned to seat place structure working principle downwards: as Fig. 7, Fig. 8, shown in Figure 9, when backrest is in erectility, upwards pull the handle 11 in the backrest adjustment mechanism 12, can make backrest adjustment mechanism 12 is center of circle rotation with main shaft 15, pull backrest this moment downwards, then be installed in set pin 13 on the backrest groove on can the adapter plate 14 on being installed in cushion frame and skid off, thereby realize backrest folding (as Figure 10, shown in Figure 11).

When backrest is in folded state, upwards pull backrest, be installed in set pin 13 on the backrest and promote in the groove that domatic in the backrest adjustment mechanisms 12 enter adapter plate 14.After entering groove, under the effect of limit spring 16, make backrest adjustment mechanism 12 self-returns, realize the function that backrest is locked.Thereby realized the purpose of this utility model.

Claims

1, establishes collapsible desktop seat in a kind of light bus with multiple folding, rotation or flipped form, it includes seat support, cushion, backrest, recliner is characterized in that: be connected with single cushion, two-person cushion or single and double combination cushion at the top of seat support two supports leg; One or both ends between single or double cushion and backrest are respectively arranged with rotary type right angle recliner, and the rear side of backrest is the rigid planar structure.

2, collapsible desktop seat according to claim 1, it is characterized in that: the right angle recliner includes drain pan, revoliving arm, drain pan fixedly is located near on the adapter plate of backrest one side end face, on drain pan, be respectively equipped with a main shaft and anchor shaft, the rear end of revoliving arm is arranged on the main shaft, the front end of revoliving arm is captiveed joint with cushion both sides end face, be provided with the locking bail of a strap wrenches at anchor shaft, this locking bail is corresponding with the groove of revoliving arm edge, also is connected with returning pull-spring between the locking bail other end and drain pan.

3, collapsible desktop seat according to claim 2, it is characterized in that: have a limited impression on adapter plate top, in limited impression, be provided with the set pin that is fixed on the backrest sidepiece, be provided with a rotating shaft on the top of adapter plate, in rotating shaft, be provided with a band handle and backrest when being in erectility with the spacing backrest adjustment plate washer in limited impression of set pin, between backrest adjustment plate washer and adapter plate, also be provided with a limit spring.

4, collapsible desktop seat according to claim 2, it is characterized in that: the outer end of main shaft and anchor shaft also is provided with a postive stop baffle.