CN203328313U

CN203328313U - Fixable and swingable two-purpose chair

Info

Publication number: CN203328313U
Application number: CN201320239871XU
Authority: CN
Inventors: 林福村
Original assignee: NEW CENTURY PRODUCTS Ltd
Current assignee: NEW CENTURY PRODUCTS Ltd
Priority date: 2013-05-07
Filing date: 2013-05-07
Publication date: 2013-12-11
Anticipated expiration: 2023-05-07

Abstract

The utility model discloses a fixable and swingable two-purpose chair which comprises a chair seat and a supporting seat, wherein the chair seat is pivoted with the supporting seat through a pivoting mechanism; a locking mechanism which is pressed against the chair seat in a lifting manner is also arranged on the supporting seat; when the locking mechanism rises to be pressed against the chair seat, the chair seat is in a fixed state and can serve as a comfortable office chair; when the locking mechanism drops to be separated from the chair seat, the chair seat is in a swinging state and can swing along the pivoting mechanism around 360 degrees, namely, can rotate, swing upwards, downwards and the like. The fixable and swingable two-purpose chair is not limited to the rotation motion around 360 degrees on the same horizontal plane as a conventional chair is favorable for shaking and taking rest of people at different angles; the comfortableness of a rocking chair is improved. The fixable and swingable two-purpose chair has multiple functions of fitness exercises and office work, is high in practicability and brings convenience to people.

Description

The dual-purpose type chair that can fix and wave

Technical field

The utility model relates to the field of furniture technology, refers in particular to a kind of dual-purpose type chair of fixing and waving.

Background technology

Due to Modern Live every day in nervous, busy condition, therefore often cause that the clerical workforce has a pain in the back because the fixing sitting posture of chronicity produces and wait the civilization slight illness, add and fail suitable body-building, make the frequent body and mind of present people all tired, affect operating efficiency and mood.

Number for CN2353245Y discloses a kind of " can be used as the rocking exercising chair of office seating ", it comprises Granted publication: a bearing, by upper and lower pedestal, formed, the surface of described upper pedestal is provided with two vertical fixedly spiral shell inspections, described lower base surface is provided with an open-work, bottom is provided with a sleeve, described sleeve is established one and is axially cutd open hole, the described both sides, hole of cuing open are respectively equipped with the intermediate plate worn for the spiral shell inspection, described spiral shell inspection two ends are pivot joint one fastener and a fixed bar respectively, one base, be located at the bottom of described seat cushion, its bottom is provided with a gear; One holds the back of the body, and its bottom is provided with L shaped lamellar body, and described lamellar body front end is provided with a gear; Two handrails, be located at the described back of the body both sides of holding, and its front end extends a forniciform handle; The gear of the lamellar body of the described chair back and the base of seat cushion is placed on respectively the bolt of described bearing and forms intermeshingly, and at the described chair back, to side when twisting, described seat cushion rotates and the body-building that sways one's hips to opposite side.

Although above-mentioned rocking exercising chair will can be realized the body-building effect that sways one's hips to a certain extent, while swaying one's hips, can only on same level, rotate, can not carry out left and right, upper and lower fluctuation-type waves, exercise effect is undesirable.

The utility model content

In view of this, the utility model is for the disappearance of prior art existence, and its main purpose is to provide a kind of dual-purpose type chair of fixing and waving, and it not only can rocking action, and can maintain static, thereby has twisting body-building effect and office chair effect concurrently.

For achieving the above object, the utility model adopts following technical scheme:

A kind of dual-purpose type chair of fixing and waving, comprise seat support and supporting seat, be provided with a pin-joint mechanism that the relative supporting seat of seat support is waved between this seat support and supporting seat, this supporting seat is provided with a liftable activity and limits the detent mechanism that seat support waves, when the detent mechanism rising is butted on seat support, seat support is in stationary state, and when detent mechanism descends with the seat support disengaging, seat support waves on seat support by pin-joint mechanism.

Preferably, described pin-joint mechanism comprises that first waves joint and second and wave joint, this first waves joint shape ringwise, this second wave joint comprise a center bolt and two be placed in center bolt outer wave covers, wave the tapered shape of cover, two to wave cover upper and lower superimposed to form gathering sill, and this first waves joint and be placed in second to wave joint outer and form and wave space in gathering sill.

Preferably, described first waves joint is fixed on seat support, and described the second center bolt that waves joint is fixed on supporting seat.

Preferably, described seat support comprises base plate and elastic cushion, and this elastic cushion is installed on base plate, and described first waves joint is connected with base plate is one-body molded.

Preferably, described detent mechanism comprises the first sliding seat, the second sliding seat and linkage, and this linkage is located between the first sliding seat and the second sliding seat.

Preferably, have one on described the first sliding seat for the accommodating second chamber of dodging of waving joint, have a framework for accommodating linkage on described the second sliding seat, described linkage is in framework and be articulated between the first sliding seat and the second sliding seat.

Preferably, the chamber of dodging of described the first sliding seat is connected to enclose with top connecting plate one by left and right, front side board and forms, and this left and right side plate is provided with first, second pivoted hole;

The framework of described the second sliding seat is connected to enclose with the base plate one by left and right, front side board and forms, and this left and right side plate is provided with the 3rd, the 4th pivoted hole, also is connected with a foot-driven lever for making the first sliding seat rise and reset on the second sliding seat;

Described linkage comprises that two first, second, third connecting rods, a spring, a lever, a slide, wave control lever; This slide is installed on the base plate of the second sliding seat movably, and the front end of slide is provided with pivot connected slot; This waves the rear end that control lever is connected in lever, and the middle part of waving control lever is connected to the base plate of the second sliding seat by a connecting rod; Described spring is butted between lever and slide, and lever stress is tilting centered by the contact point of spring; One end of this two first connecting rod and second connecting rod all is articulated in the first pivoted hole of the first sliding seat, and the other end of two first connecting rods is articulated in respectively the 3rd pivoted hole of the second sliding seat, and the other end of second connecting rod is articulated in respectively the pivot connected slot of slide; One end of two third connecting rods is connected in the second pivoted hole of the first sliding seat, and the other end of two third connecting rods connects respectively the 4th pivoted hole of the second sliding seat.

Preferably, further include the chair back, be connected in the tail end of detent mechanism this cart with angle adjustable chair back.

Preferably, the described chair back comprises

The backrest group, it comprises backup plate, connecting plate and elastic back cushion, this backup plate, connecting plate and three layers of elastic back cushions are connected successively;

The connection group, it comprises support bar, Connection Block and knob, and an end of this support bar is connected in the backrest group, and the other end of support bar is fixed in Connection Block by knob;

Backrest adjusting group, it is arranged between detent mechanism and connection group, and this backrest adjusting group comprises spring, backrest control lever and interlinked mechanism, and this interlinked mechanism is connected with the backrest control lever, and spring is connected with interlinked mechanism.

Preferably, further include handrail, this handrail comprises a fixed bar and two handles, and it is motionless that this fixed bar is fixed in supporting seat, the removable two ends that are connected in fixed bar of two handles.

The utility model compared with prior art has obvious advantage and beneficial effect, particularly, as shown from the above technical solution, under swinging condition, detent mechanism can not limited the swing angle of seat support, and seat support can be waved along 360 ° of pin-joint mechanisms, comprise actions such as rotating and swing up and down, be not limited to conventional chair only with the rotatablely moving of 360 ° of degree on same level, be convenient to people and rocked rest under different angles, improved the comfortableness of rocking chair; Under fixed state, define the swing angle of seat support with detent mechanism, now chair can be used as comfortable office chair.The utility model is realized the conversion of swinging condition and stationary state easily by detent mechanism, the several functions of chair is possessed exercise and office is practical, to people, brings convenience.

In fact, due to the chair back be adjustable-angle be connected in the rear end of detent mechanism, thereby can, by under the angle of adjusting seat support and the chair back, being rocked rest, improve the comfortableness of rocking chair.

For more clearly setting forth architectural feature of the present utility model and effect, below in conjunction with accompanying drawing and specific embodiment, the utility model is elaborated.

The accompanying drawing explanation

Fig. 1 is the assembling schematic perspective view of the embodiment of the utility model;

Fig. 2 is visual angle, the behind figure of Fig. 1;

Fig. 3 is the partial exploded view in the embodiment of the utility model;

Fig. 4 is the enlarged drawing of partial structurtes in Fig. 3;

Fig. 5 is the further exploded view of Fig. 3;

Fig. 6 is the further exploded view of Fig. 5;

Fig. 7 is the enlarged drawing of the partial structurtes in Fig. 6;

Fig. 8 is the enlarged drawing of another partial structurtes in Fig. 6;

Fig. 9 is the front view in the embodiment of the utility model;

Figure 10 is the sectional view at N-N place in Fig. 9, in figure in maintaining static state;

Figure 11 is the sectional view at N-N place in Fig. 9, but in figure in swinging condition.

The accompanying drawing identifier declaration:

10, seat support 11, base plate

12, elastic cushion

20, the chair back 21, backrest group

211, backup plate 212, connecting plate

213, elastic back cushion 22, connection group

221, support bar 222, Connection Block

223, knob 23, backrest adjusting group

231, spring 232, backrest control lever

233, interlinked mechanism 30, handrail

31, fixed bar 32, handle

40, supporting seat 41, underframe

42, adjusting cylinders 43, central shaft

44, height control lever 45, universal wheel

50, detent mechanism 51, the first sliding seat

511, left plate 512, right plate

513, front side board 514, connecting plate

515, dodge chamber 516, the first pivoted hole

517, the second pivoted hole 518, alar part

52, the second sliding seat 521, left plate

522, right plate 523, front side board

524, base plate 525, framework

526, the 3rd pivoted hole 527, the 4th pivoted hole

528, foot-driven lever 53, linkage

531, first connecting rod 532, second connecting rod

533, third connecting rod 534, spring

535, lever 536, slide

537, wave control lever 538, pivot connected slot

539, connecting rod

60, pin-joint mechanism 61, first waves joint

62, second wave joint 621, center bolt

622, wave cover 623, gathering sill

624, pad.

The specific embodiment

Please refer to shown in Fig. 1 to Fig. 8, it has demonstrated the concrete structure of the preferred embodiment of the utility model, and this chair includes seat support 10, the chair back 20, handrail 30, supporting seat 40, detent mechanism 50 and pin-joint mechanism 60.

Wherein, as shown in Fig. 5,6,7, this pin-joint mechanism 60 comprises that first waves joint 61 and second and wave joint 62, the first and wave joint 61 and be fixed on seat support 10, and the described second center bolt 621 that waves joint 62 is fixed on supporting seat 40.As shown in Figure 7, this first waves joint 61 shape ringwise; This second wave joint 62 comprise a center bolt 621 and two be placed in center bolt 621 outer waving cover 622, wave cover 622 tapered shapes, two to wave cover superimposed with formation gathering sill 623 622 Shang Xia.Also have, second waves joint 62 tops also is provided with a pad 624, can increase first, second and wave the wear resistance of joint 62 docking points and reduce the sound that friction is sent.Wave joint 61 and second and wave joint 62 and dock when first, wave joint 62 outsides gathering sill 623 is arranged due to second, thereby make first to wave joint 61 and second and wave between joint 62 and be formed with and wave space, can wave joint 62 along second and realize that 360 ° are waved thereby first waves joint 61, comprise actions such as rotating and swing up and down, be not limited to conventional chair rotatablely moving with 360 ° of degree on same level only.

As shown in Fig. 5,6,7, described seat support 10 waves joint 61 by first and is located at second of supporting seat 40 tops and waves on joint 62.This seat support 10 comprises base plate 11 and elastic cushion 12.This elastic cushion 12 is preferably selected foam-rubber cushion, and elastic cushion 12 is installed on base plate 11, and aforementioned first waves joint 61 is connected with base plate 11 is one-body molded.

As shown in Figure 2,3, 4, the described chair back 20 is connected in detent mechanism 50 rears, and it comprises backrest group 21, connection group 22 and backrest adjusting group 23.This backrest group 21 comprises backup plate 211, connecting plate 212 and elastic back cushion 213, this backup plate 211, connecting plate 212 and 213 3 layers of elastic back cushions are connected successively, make elastic back cushion 213 can be butted on human body back, the present embodiment, elastic back cushion 213 is preferably selected foam-rubber cushion, increases the comfort of human body back.Described connection group 22 comprises support bar 221, Connection Block 222 and knob 223, and an end of this support bar 221 is connected in backrest group 21, and the other end of support bar 221 is fixed in Connection Block 222 by knob 223.Described backrest adjusting group 23 is arranged between detent mechanism 50 and connection group 22, this backrest adjusting group 23 comprises spring 231, backrest control lever 232 and interlinked mechanism 233, this interlinked mechanism 233 is connected with backrest control lever 232, and spring 231 is connected with interlinked mechanism 233; By this, manually regulate backrest control lever 232, power can act on spring 231 by interlinked mechanism 233, by making spring 231 elastic compression and recovery, to adjust the Integral swinging of backrest group 21, makes it to adapt to the chair of human body back by demand.

As shown in Figure 2,3, described supporting seat 40 comprises a underframe 41, an adjusting cylinders 42, a central shaft 43, a height control lever 44 and several universal wheel 45.This underframe 41 is claw-like, and a universal wheel 45 all is installed on each pawl of underframe 41, and the user is sitting on chair, with heel brace ground, can make chair move.Described adjusting cylinders 42 is located on central shaft 43, and this adjusting cylinders 42 and height control lever 44 are used in conjunction with, and manual operation height control lever 44 can make central shaft 43 rise and descend by adjusting cylinders 42, to regulate the height of chair.

As shown in Figure 4, described handrail 30 is installed on the central shaft 43 of supporting seat 40, this handrail 30 comprises a fixed bar 31 and two handles 32, it is motionless that this fixed bar 31 is fixed in central shaft 43, the two removable two ends that are connected in fixed bar 31 of handle 32, during assembling, by knob, handle 32 is fixedly arranged on fixed bar 31.

Hold, as shown in Fig. 5,6,8, described detent mechanism 50 comprises the first sliding seat 51, the second sliding seat 52 and linkage 53.

See Fig. 8, this first sliding seat 51 comprises left plate 511, right plate 512, front side board 513 and the top connecting plate 514 that one connects, surround one between this left and right side plate 511,512 and front side board 513 and dodge chamber 515, for second of accommodating central shaft 43 tops, wave joint 62.This left and right side plate 511,512 is provided with first, second pivoted hole 516,517, for connecting linkage 53.Also have, the apical margin of this left and right side plate 511,512 turns up and extends alar part 518, after the first sliding seat 51 is raised, this alar part 518 is butted on the base plate 11 of seat support 10, can hinder seat support 10 waves, after the first sliding seat 51 descends, base plate 11 peripheries of seat support 10 are without hindrance, thereby seat support 10 can wave joint 61 by first, wave joint 62 second and wave.

Described the second sliding seat 52 fixedly is welded in the fixed bar 31 of handrail 30.That this second sliding seat 52 comprises that one connects is left and right, front side board 521,522,523 and base plate 524, and this is left and right, front side board 521,522,523 and base plate 524 enclose and form framework 525, for accommodating linkage 53.This left and right side plate 521,522 is provided with the 3rd, the 4th pivoted hole 526,527, and base plate 524 is provided with axis hole, supplies the central shaft 43 of supporting seat 40 to pass.Also have, also be connected with a foot-driven lever 528 on the second sliding seat 52, when chair during in swingable state, foot-driven lever 528 is upwards lifted, can make the first sliding seat 51 move and reset to front upper place, both wing portions 518 is affixed on the base plate 11 of seat support 10, seat support 10 is fixing can not be swung.

Described linkage 53 comprises that two first, second, third connecting rods 531,532,533, a spring 534, a lever 535, a slide 536, wave control lever 537.This slide 536 is installed on the base plate 524 of the second sliding seat 52 movably, and the front end of slide 536 is provided with pivot connected slot 538.This waves the rear end that control lever 537 is connected in lever 535, and the base plate 524 of the second sliding seat 52 is fixed at the middle part of waving control lever 537 by a connecting rod 539.Described lever 535 is flaky texture, mounting spring 534 between lever 535 and slide 536, spring 534 is butted on lever 535, lever 535 stressed can be centered by the contact point of spring 534 tilting.One end of this two first connecting rod 531 and second connecting rod 532 all is articulated in the first pivoted hole 516 of the first sliding seat 51, the other end of two first connecting rods 531 is articulated in respectively the 3rd pivoted hole 526 of the second sliding seat 52, and the other end of second connecting rod 532 is articulated in respectively the pivot connected slot 538 of slide 536; The other end that one end of two third connecting rods 533 is connected in the second pivoted hole 517, two third connecting rods 533 of the first sliding seat 51 connects respectively the 4th pivoted hole 527 of the second sliding seat 52.

Shown in Fig. 8-11, operation principle of the present utility model is as follows:

When needs make chair in swinging condition, can manually upwards draw and wave control lever 537, the head end of lever 535 is upturned, drive first, second connecting rod 531,532 stretching, third connecting rod 533 swings backward, the first sliding seat 51 is descended, now to the back lower place, the both wing portions 518 of the first sliding seat 51 breaks away from and maintains activity space (seeing Figure 11) with the base plate 11 of seat support 10, thereby seat support 10 can rocking action.In the present embodiment, the chair back 20 is connected in the rear end of detent mechanism 50, because the chair back 20 has certain weight, the spring 534 that coordinates suitable elastic force, after the first sliding seat 51 is sunk to the back lower place, can rely on the gravity of the chair back 20 to make the first sliding seat 51 remain on the sinking state, and without location/release mechanism is set, make simplifying the structure of chair, save and make material, and can save cost.

When needs make chair when maintaining static state, firmly foot-driven lever 528 is stepped on downwards, first, second, third connecting rod 531,532,533 swings to front upper place, can make the first sliding seat 51 move and reset to front upper place, make both wing portions 518 be affixed on (see figure 10) on the base plate 11 of seat support 10, seat support 10 is fixing can not be swung.

In sum, design focal point of the present utility model is, under swinging condition, detent mechanism 50 can not limited the swing angle of seat support 10, make seat support 10 realize that 360 ° are waved along pin-joint mechanism 60, comprise actions such as rotating and swing up and down, be not limited to conventional chair rotatablely moving with 360 ° of degree on same level only, be convenient to people and rocked rest under different angles, improved the comfortableness of rocking chair; Under fixed state, define the swing angle of seat support 10 with detent mechanism 50, now chair can be used as comfortable office chair.The utility model is realized the conversion of swinging condition and stationary state easily by detent mechanism 50, the several functions of chair is possessed exercise and office is practical, to people, brings convenience.

The above, it is only preferred embodiment of the present utility model, not technical scope of the present utility model is imposed any restrictions, therefore any trickle modification, equivalent variations and modification that every foundation technical spirit of the present utility model is done above embodiment, all still belong in the scope of technical solutions of the utility model.

Claims

1. the dual-purpose type chair that can fix and wave, comprise seat support and supporting seat, it is characterized in that: be provided with a pin-joint mechanism that the relative supporting seat of seat support is waved between this seat support and supporting seat, this supporting seat is provided with a liftable activity and limits the detent mechanism that seat support waves, when the detent mechanism rising is butted on seat support, seat support is in stationary state, and when detent mechanism descends with the seat support disengaging, seat support waves on seat support by pin-joint mechanism.

2. the dual-purpose type chair of fixing and waving according to claim 1, it is characterized in that: described pin-joint mechanism comprises that first waves joint and second and wave joint, this first waves joint shape ringwise, this second wave joint comprise a center bolt and two be placed in center bolt outer wave covers, wave the tapered shape of cover, two to wave cover upper and lower superimposed to form gathering sill, and this first waves joint and be placed in second to wave joint outer and form and wave space in gathering sill.

3. the dual-purpose type chair of fixing and waving according to claim 2, it is characterized in that: described first waves joint is fixed on seat support, and described the second center bolt that waves joint is fixed on supporting seat.

4. the dual-purpose type chair of fixing and waving according to claim 3, it is characterized in that: described seat support comprises base plate and elastic cushion, and this elastic cushion is installed on base plate, and described first waves joint is connected with base plate is one-body molded.

5. the dual-purpose type chair of fixing and waving according to claim 1, it is characterized in that: described detent mechanism comprises the first sliding seat, the second sliding seat and linkage, this linkage is located between the first sliding seat and the second sliding seat.

6. the dual-purpose type chair of fixing and waving according to claim 5, it is characterized in that: have one on described the first sliding seat for the accommodating second chamber of dodging of waving joint, have a framework for accommodating linkage on described the second sliding seat, described linkage is in framework and be articulated between the first sliding seat and the second sliding seat.

7. the dual-purpose type chair of fixing and waving according to claim 6 is characterized in that:

The chamber of dodging of described the first sliding seat is connected to enclose with top connecting plate one by left and right, front side board and forms, and this left and right side plate is provided with first, second pivoted hole;

8. the dual-purpose type chair of fixing and waving according to claim 1, is characterized in that: further include the chair back, be connected in the tail end of detent mechanism this cart with angle adjustable chair back.

9. the dual-purpose type chair of fixing and waving according to claim 8, it is characterized in that: the described chair back comprises

10. the dual-purpose type chair of fixing and waving according to claim 1, it is characterized in that: further include handrail, this handrail comprises a fixed bar and two handles, and it is motionless that this fixed bar is fixed in supporting seat, the removable two ends that are connected in fixed bar of two handles.