CN2330238Y

CN2330238Y - Safety positioning device for body-building chair

Info

Publication number: CN2330238Y
Application number: CN 98200867
Authority: CN
Inventors: 王春忠
Original assignee: Individual
Current assignee: Individual
Priority date: 1998-02-10
Filing date: 1998-02-10
Publication date: 1999-07-28
Anticipated expiration: 2008-02-10

Abstract

The utility model relates to a safety positioning device for a body-building chair, wherein, a chair back frame (1) and a seat cushion frame (2) are mutually framed and connected with the same shaft, a front and a back foot frames (6), (7) and a chair back supporting frame (8) are respectively framed and connected between the seat cushion frame (2) and the chair back frame (1), and the front and the back foot frames (6), (7) and the chair back supporting frame (8) are all framed and connected with a bottom frame (5). The front and the back foot frames are spread downward at a certain angle; the bottom ends of the front and the back foot frames and a transverse frame on one side are framed and connected and positioned by a fixed supporting frame of the bottom frame; a positioning frame (4) is arranged under the place between the chair back frame and the seat cushion frame, and is arranged on a main frame body of the I-shaped bottom frame; the positioning frame (4) is provided with a supporting rod (41) and the downward central position on the bottom is provided with a hook member (42). The main frame body of the bottom frame and the other hook member are mutually hooked and fixed by the hook member (42), and the high safety can be achieved.

Description

A kind of safe locating device of ab lounge

The utility model relates to the body-building apparatus class, particularly a kind of safety device of ab lounge.

The general in the market chair tool of selling, only sit to crouch and use for people, its purposes is limited, if can design and a kind ofly can sit usefulness for sleeping in for people at ordinary times, can also provide suitable gymnastics and body building to use, be very important, yet present ab lounge is provided with the collar because of utilizing the locating rack both sides that are coupling in the middle of its chair back rack and the seat frame, the mutual fit of cover hook that can be oppositely arranged for rear leg both sides with the fixed support top, to reach the purpose of location, the crack was too small between but this kind mode not only caused between chair back rack and seat frame and rear leg, only can nuzzle up, when causing misoperation easily or passing pull bar changing height, the phenomenon of tong takes place, even the pinch off finger, for safety descend if will overlap hook, then the degree of depth of locating rack must prolong, and the width of locating rack and the collar must block the back support frame when moving downward, and causes the disabler of sports chair.

The purpose of this utility model is exactly the shortcoming that exists at above-mentioned ab lounge commonly used, and a kind of safe locating device of ab lounge is provided, and can be at indoor work fitness, body building and the safe positioning chair tool that couches.

The technical solution of the utility model:

According to the purpose of this utility model, structure of the present utility model should provide the design of a kind of hook spare with the locating rack of the mutual fit of hook spare, makes locating rack fall easy operation and location safe in utilization naturally by mat gravity; And the adjusting lever in its back support frame can arbitrarily adjust height, when reading leisure, sits and crouches on the chair tool, and then make ab lounge reach the many effects of tool to use; In addition each member have quite simple and easy, tear the design of group open fast, but reduced volume reduces the purpose that takes up room.

Accompanying drawings structure of the present utility model and embodiment:

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic side view of the present utility model.

Fig. 3 is a back support frame user mode schematic diagram of the present utility model.

Fig. 4 is an operation chart of the present utility model.

Fig. 5 is an operation chart of the present utility model.

Fig. 6 is an embodiment sectional perspective schematic diagram of the present utility model.

Fig. 7 is another embodiment schematic perspective view of the present utility model.

Fig. 8 is an embodiment sectional perspective schematic diagram more of the present utility model.

Fig. 9 is an another embodiment sectional perspective schematic diagram of the present utility model.

(1) is chair back rack, (11) be coaxial, (12) be wheel, (13) be back-moving spring, (14) be frame contact pin, (2) be seat frame, (21) be frame contact pin, (22) be coaxial, (3) be seat cushion, (4) be locating rack, (41) be support bar, (42) be hook spare, (43) be pull bar, (44) be grab, (44 ') are hook spare, (44 ") are grab; (45) be connecting rod; (5) be underframe; (51) be the body frame body; (511) be hook spare; (52) be fixed support, (52 ') are fixed mount, (521) be frame contact pin, (53) be crossbearer, (531) be frame contact pin, (6) be preceding foot rest, (7) be rear leg, (8) be the back support frame, (81) be adjusting lever, (811) be locating hole, (82) be bolt, (9) be hook spare, (9 ') are grab, (9 ") are grab.

Shown in accompanying drawing 1 and accompanying drawing 2, the utility model is mainly by chair back rack (1), seat frame (2), seat cushion (3), locating rack (4), underframe (5), preceding foot rest (6), rear leg (7) and back support frame (8) etc. are formed, each is organized frame and all makes the U word shape haply, chair back rack (1) wherein, the mutual frame of parallel shelf on seat frame (2) and locating rack every limits such as (4) is connected on coaxial (11), the two ends of whenever coaxial (11) are with wheel (12) location, and installing is with canvas between chair back portion (1) and seat frame (2), the seat cushion that plastic pad or cloth-like are made (3) is sat to crouch for the people and is used; Central appropriate location on two parallel shelfs of two parallel shelfs of chair back rack (1) and seat frame (2) again, respectively set firmly two frame contact pin (14), (21), the two frame contact pin (21) of this seat frame (2) for and two foot rests (6) of supporting the front connect with coaxial (22) photo frame, two rear legs (7) upper end is locked in the top of preceding foot rest (6) with bolt, preceding foot rest (6) and rear leg (7) are spread certain angle downwards out, spread fixed angle out for making it, preceding foot rest (6) bottom frame is connected to side crossbearer (a 53) inner edge that is I shape underframe (5), and rear leg (7) bottom is connect the location with frame contact pin (521) with its frame respectively in fixed support (52) two ends of underframe (5); Two frame contact pin (14) of chair back rack (1) then connect with the adjusting lever (81) of two back support framves (8) upper end frame, and this back support frame (8) bottom is that frame is located at underframe (5), and the frame contact pin (531) of opposite side crossbearer (53) is joined with preceding foot rest (6); As shown in Figure 3, two back support framves (8) respectively include adjusting lever (81) and bolt (82), when the leisure seat crouches on ab lounge, can comply with required use angle, arbitrarily with on the bolt (82), locating hole (811) on the following adjustment adjusting lever (81), make chair back rack (1) meet required height, can be used as leisure chaise longue and read the usefulness that takes care of health easily, as shown in Figure 5, convex with a hook spare (42) downwards in locating rack (4) bottom center position, hook spare (511) fit location on underframe (5) the body frame body (51) that can be relative with it, can make hook spare (42) break away from or be fixed in the hook spare (511) of underframe (5) easily by the pull bar (43) on locating rack (4) the one side support bars (41), when locating rack (4) and underframe (5) when separating, the parallel shelf below that back-moving spring (13) on its chair back rack (1) can make locating rack (4) upspring to be against chair back rack (1), at this moment between chair back rack (1) and seat frame (2), and between chair back rack (1) and back support frame (8), or joint is activity state freely each other between seat frame (2) and preceding foot rest (6) etc., its back support frame (8) bottom more can before, the back is movable, seat cushion (3) is formed can be changed in bending up or down, therefore can do lacing wire for the user, back stretching, square one's shoulders, press body building such as abdomen.Accompanying drawing 7, accompanying drawing 8 and accompanying drawing 9 explanations alternate embodiment of the present utility model in conjunction with the accompanying drawings 6:

As shown in Figure 6, hook spare (42) conversion that safe locating device can schedule the support bar (41) of locating rack (4) is arranged at support bar (41) two bottom sides, wherein the body frame body (51) of underframe (5) is gone up with the horizontal correspondence position of bracing frame (41) and can be set firmly a fixed mount (52 '), its top, both sides also is provided with a pair of hook spare (511), is provided with mutual fit and fixes.

As shown in Figure 7, embodiment for the safe locating device of another kind of ab lounge, support bar (41) both sides of this locating rack (4) respectively are provided with grab (44), can be respectively with seat frame (2) or chair back rack (1) on the hook spare (9) that protrudes out mutually grab be connected, between grab (44) and the hook spare (9), the mat user is on the seat frame (2), following move operation, and make hook spare (9) can break away from or enter the recess of grab (44), and then mat pull bar (43) rotational positioning frame (4), make hook spare (9) and arbitrary grab (44) clamping mutually, be mat connecting rod (45) effect and can be the rotation of synchro angle displacement for another example between the support bar (41) of locating rack (4), locating rack (4) is that movable axis is connected on the body frame body (51) of underframe (5) in addition, so locating rack (4) is subjected to the gravity operation of nature, and can rotate playback.

As shown in Figure 8, press the overall structure of accompanying drawing 7, further the hook spare (9) on the seat frame (2) is transformed into grab (9 "); and the grab (44) on the support bar (41) of locating rack (4) also is transformed into grab (44 "), make it not only can reach positioning action, again can be with grab (the upper and lower buckle of 44 "), and the use angle of adjustment chair back rack (1) and seat frame (2).

As shown in Figure 9, press the overall structure of accompanying drawing 7, the grab (44) on locating rack (4) support bar (41) can be transformed into hook spare (44 '), and hook spare (9) is to be transformed into the grab (9 ') that is provided with snap fit relatively, can be for mutual fit location.

The utility model novel structure, easy to assembly, the rapid safety of adjustment, reliable have the function that a chair is used more.

Claims

1, a kind of safe locating device of ab lounge, it is by chair back rack (1), seat frame (2), seat cushion (3), locating rack (4), underframe (5), preceding foot rest (6), rear leg (7) and back support frame (8) etc. are formed, it is characterized in that the mutual frame of chair back rack (1) and seat frame (2) is connected on coaxial (11), before frame connects respectively in the middle of seat frame (2) and the chair back rack (1), rear leg (6), (7) and back support frame (8), three all frame is connected on the underframe (5), before being somebody's turn to do, rear leg (6), (7), push certain angle downwards open, and with the fixed mount (52) of underframe (5), rear leg (7) bottom and preceding foot rest (6) bottom and side crossbearer (a 53) frame connect the location, and the below is provided with locating rack (4) between chair back rack (1) and seat frame, this locating rack (4) includes a support bar (41) and downward middle position is provided with a hook spare (42) in the bottom, decides with the mutual grab of another the hook spare (511) on the I shape underframe.

2, according to the safe locating device of the described a kind of ab lounge of claim 1, the convertible position of hook spare (42) that it is characterized in that said locating rack (4) is arranged at support bar (41) two bottom sides, this underframe (4) can be set up a fixed support (52 ') with support bar (41) correspondence position, above its both sides and another is set, when using, fix with the mutual fit of the hook spare (42) of locating rack (4) to hook spare (511).

3, according to the safe locating device of the described a kind of ab lounge of claim 1, it is characterized in that said locating rack (4) further can be arranged on the underframe, and above the both sides of its support bar, respectively be provided with grab (44 '), can be respectively for the hook spare (9 ') of going up appropriate location protruding second month in a season with seat frame (2) or chair back rack (1) mutually grab be connected.