CN109892850A - A kind of desk and chair that flame retardant property is good - Google Patents

A kind of desk and chair that flame retardant property is good Download PDF

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Publication number
CN109892850A
CN109892850A CN201910232740.0A CN201910232740A CN109892850A CN 109892850 A CN109892850 A CN 109892850A CN 201910232740 A CN201910232740 A CN 201910232740A CN 109892850 A CN109892850 A CN 109892850A
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China
Prior art keywords
flame retardant
handrail plate
chair
desktop
desk
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Application number
CN201910232740.0A
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Chinese (zh)
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CN109892850B (en
Inventor
卢连福
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Xiamen Huazhi Furniture Co Ltd
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Xiamen Huazhi Furniture Co Ltd
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Abstract

The present invention relates to desk and chair technical fields, more particularly to a kind of good desk and chair of flame retardant property, including bottom frame, bottom frame is respectively arranged with casing at left and right sides of bottom, the bottom of casing is provided with loop bar, connecting rod is connected between two groups of loop bars, the bottom of loop bar is fixedly connected to cross bar, the left and right sides at the top of bottom frame is respectively arranged with left handrail plate and right handrail plate, bar shaped notch is offered on the right side wall of left handrail plate, right handrail plate is internally provided with cavity, opening is provided on the front side wall of right handrail plate, telescopic rod is hinged in cavity, desktop is hinged on rear side of telescopic rod, the left and right sides of bottom frame bottom is rotatably connected to two groups of adjusting bolts respectively;Of the invention novel in design, easy to use, which not only has preferable flame retardant effect, and desktop can also carry out the adjusting of height and front-rear position according to the specifically used requirement of user, have stronger applicability, is suitable for that further genralrlization uses.

Description

A kind of desk and chair that flame retardant property is good
Technical field
The present invention relates to desk and chair technical fields, and in particular to a kind of desk and chair that flame retardant property is good.
Background technique
Desk and chair, the entitled desks and chairs of English, is exactly the tables and chairs that student attends class, is one kind of tables and chairs, It is student desk and chair, school desk's chair.Desk and chair can be divided according to age, material, function.
With the continuous improvement of learning life quality, the function that people require teaching equipment is also more and more, learns at present The space of classroom is little in school, and when storage, the related chair occupied area of a desk is excessive, wastes originally narrow sky Between, it is unfavorable for the storage of desk and chair.Though commercially available Combined desk/chair can reduce the storage space of desk and chair, existing combination Its height of table top of formula desk and chair and front-rear position inconvenience are adjusted, and are not easy to the use of different building shape user, applicability is poor.This Outside, traditional desk and chair generallys use general timber production, does not have flame retardant effect.
Summary of the invention
It is mentioned above to solve the problems, such as the invention discloses a kind of good desk and chair of flame retardant property.
Specific technical solution is as follows:
A kind of desk and chair that flame retardant property is good, including bottom frame are respectively arranged with casing at left and right sides of the bottom frame bottom, The bottom of described sleeve pipe is provided with loop bar, and connecting rod is connected between loop bar described in two groups, and the bottom of the loop bar is fixed to be connected It is connected to cross bar, the left and right sides at the top of the bottom frame is respectively arranged with left handrail plate and right handrail plate, the right side of the left handrail plate Bar shaped notch is offered on side wall, the right handrail plate is internally provided with cavity, is arranged on the front side wall of the right handrail plate There is opening, telescopic rod is hinged in the cavity, desktop, the left and right of the bottom frame bottom are hinged on rear side of the telescopic rod Two sides are rotatably connected to two groups of adjusting bolts respectively, the upper end for adjusting bolt respectively with the left handrail plate and right handrail plate It is threadedly coupled, the equal articulated joint upper cover in top of the left handrail plate and the right handrail plate, the bottom frame top rear is welded with Seat back frame is provided with backboard on the front side wall of the seat back frame, seat board is provided at the top of the bottom frame, the seat board is located at Between the left handrail plate and right handrail plate, the desktop, upper cover, backboard and seat board by wood based panel, fire-retardant partition and Nano flame retardant layer composition, accompany two groups between wood based panel described in three groups described in fire-retardant partition, the outer surface of the wood based panel is equal It is even to be coated with nano flame retardant layer.
Preferably, the loop bar is plugged in the inner cavity of described sleeve pipe, and through-hole, institute are evenly arranged on the side wall of the loop bar It states and is threaded with fixing bolt on the front side wall of casing, the fixing bolt is inserted into the through-hole.
Preferably, the telescopic rod includes shank, loop bar and hand-tighten bolts, and the shank is articulated with the cavity It is interior, it is evenly arranged with circular hole on the shank, loop bar, spiral shell on the front side wall of the loop bar are socketed on the outside of the shank Line is connected with hand-tighten bolts, and the hand-tighten bolts are inserted into the circular hole.
Preferably, the desktop includes the first desktop, second desk board and hinge, and first desktop passes through hinge and institute Second desk board is stated to be hinged.
Preferably, the hinge is 180 degree Limiting hinge.
Preferably, the front and rear sides of the cross bar bottom are respectively arranged with rubber pad.
Preferably, the fire-retardant partition is suppressed by fire resistance fibre.
Preferably, the nano flame retardant layer with a thickness of 1.0~2.0mm.
The beneficial effects of the present invention are:
Compared with prior art, the present invention is novel in design, easy to use, which not only has preferable fire-retardant effect Fruit, desktop can also carry out the adjusting of height and front-rear position according to the specifically used requirement of user, have stronger be applicable in Property, it is suitable for that further genralrlization uses.Parking braking function is controlled electronically in the present invention, can stay simultaneously to left and right wheels brake Vehicle braking, and overall structure is simple, repacks electronic control system into for traditional manual parking device, can greatly reduce life Produce cost.User can be seated on seat board when use, then open two sides upper cover and pull out desktop from cavity, pull out process Middle desktop is rotated counterclockwise around the hinge joint of telescopic rod, and telescopic rod rotates counterclockwise the bottom that ° after-frame is set to opening, is connect Desktop is overturn and is unfolded to the left, be set up in the left end of second desk board in bar shaped notch, then cover two sides upper cover, User can carry out operation on desktop, when the height of desktop need to be adjusted, the adjusting spiral shell of the rotatable two sides of user Bolt, two sides, which adjust bolt rotation, to drive left handrail plate to be gone up and down with right handrail plate respectively, and then realize the height of desktop It adjusts, when the front-rear position of desktop need to be adjusted, user can be adjusted the length of telescopic rod, the length of telescopic rod Degree adjustment will drive desktop and is moved forward and backward, and then realize the adjusting of desktop front-rear position;When a fire, nanometer Flame-retardant layer can reduce the combustibility of desktop, upper cover, backboard and seat board, and retardance fire is spread rapidly, when desktop, on When wood based panel in lid, backboard and seat board burns, the setting of fire-retardant partition can be played between wood based panel between wood based panel It is mutually isolated, the speed that flame is spread between each wood based panel is slowed down, the fire-retardant effect of desk and chair is improved.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of embodiment of the present invention Attached drawing be briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not to be seen as It is the restriction to range, it for those of ordinary skill in the art, without creative efforts, can be with root Other relevant attached drawings are obtained according to these attached drawings.
Fig. 1: structural schematic diagram of the invention;
Fig. 2: side view of the invention;
Fig. 3: the structural schematic diagram under desktop unfolded state of the invention;
Fig. 4: desktop, upper cover, the schematic diagram of internal structure of backboard and seat board in the present invention.
Label declaration:
1, bottom frame, 2, casing, 3, loop bar, 4, connecting rod, 5, cross bar, 6, left handrail plate, 7, right handrail plate, 8, telescopic rod, 9, desktop, 10, adjusting bolt, 11, upper cover, 12, seat back frame, 13, backboard, 14, seat board, 15, fixing bolt, 16, rubber Pad, 17, wood based panel, 18, fire-retardant partition, 19, nano flame retardant layer, 301, through-hole, 601, bar shaped notch, 701, cavity, 702, open Mouthful, 801, shank, 802, loop bar, 803, hand-tighten bolts, 8011, circular hole, the 901, first desktop, 902, second desk board, 903, Hinge.
Specific embodiment
To keep the purposes, technical schemes and advantages of embodiment of the present invention clearer, implement below in conjunction with the present invention The technical solution in embodiment of the present invention is clearly and completely described in attached drawing in mode, it is clear that described reality The mode of applying is some embodiments of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ability Domain those of ordinary skill every other embodiment obtained without creative efforts, belongs to the present invention The range of protection.Therefore, the detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit below and is wanted The scope of the present invention of protection is sought, but is merely representative of selected embodiment of the invention.Based on the embodiment in the present invention, Every other embodiment obtained by those of ordinary skill in the art without making creative efforts belongs to this Invent the range of protection.
In conjunction with Fig. 2-4, referring to Fig. 1: a kind of desk and chair that flame retardant property is good, including bottom frame 1, the left and right two of 1 bottom of bottom frame Side is respectively arranged with casing 2, and the bottom of casing 2 is provided with loop bar 3, connecting rod 4, the bottom of loop bar 3 are connected between two groups of loop bars 3 Portion is fixedly connected to cross bar 5, and the left and right sides at 1 top of bottom frame is respectively arranged with left handrail plate 6 and right handrail plate 7, left handrail Bar shaped notch 601 is offered on the right side wall of plate 6, right handrail plate 7 is internally provided with cavity 701, the front side wall of right handrail plate 7 On be provided with opening 702, telescopic rod 8 is hinged in cavity 701, the rear side of telescopic rod 8 is hinged with desktop 9,1 bottom of bottom frame The left and right sides is rotatably connected to two groups of adjusting bolts 10 respectively, adjust the upper end of bolt 10 respectively with left handrail plate 6 and right handrail Plate 7 is threadedly coupled, and the equal articulated joint upper cover 11 in top of left handrail plate 6 and right handrail plate 7,1 top rear of bottom frame is welded with backrest Frame 12 is provided with backboard 13 on the front side wall of seat back frame 12, and the top of bottom frame 1 is provided with seat board 14, and seat board 14 is helped positioned at a left side Between palm 6 and right handrail plate 7, desktop 9, upper cover 11, backboard 13 and seat board 14 are by wood based panel 17,18 and of fire-retardant partition Nano flame retardant layer 19 forms, and accompanies two groups of fire-retardant partitions 18 between three groups of wood based panels 17, the outer surface of wood based panel 17 uniformly applies It is covered with nano flame retardant layer 19.
Further, loop bar 3 is plugged in the inner cavity of casing 2, and through-hole 301, casing 2 are evenly arranged on the side wall of loop bar 3 Front side wall on be threaded with fixing bolt 15, fixing bolt 15 is inserted into through-hole 301;When need to be carried out to the height of desk and chair When adjusting, two sides fixing bolt 15 is screwed out, then loop bar 3 is extracted or is inserted into from casing 2, regulates the height of seat board 14 Fixing bolt 15 is screwed in again after degree, fixing bolt 15 is inserted into through-hole 301 and is fixed.
Further, telescopic rod 8 includes shank 801, loop bar 802 and hand-tighten bolts 803, and shank 801 is articulated with sky In chamber 701, circular hole 8011 is evenly arranged on shank 801, the outside of shank 801 is socketed with loop bar 802, loop bar 802 Hand-tighten bolts 803 are threaded on front side wall, hand-tighten bolts 803 are inserted into circular hole 8011;When need to length to telescopic rod 8 into When row is adjusted, hand-tighten bolts 803 are screwed out, then loop bar 802 is extracted or is inserted into, after the length for regulating telescopic rod 8 Hand-tighten bolts 803 are screwed in again, hand-tighten bolts 803 is inserted into circular hole 8011 and the length of telescopic rod 8 is fixed.
Further, desktop 9 includes the first desktop 901, second desk board 902 and hinge 903, and the first desktop 901 passes through Hinge 903 is hinged with second desk board 902;Desktop 9 is unfolded when use, after when not used can folding desktop 9 and is packed into Into cavity 701.
Further, hinge 903 is 180 degree Limiting hinge.
Further, the front and rear sides of 5 bottom of cross bar are respectively arranged with rubber pad 16;This kind setting is capable of increasing desk and chair With the frictional force on ground, reduce the risk slided in desk and chair use process.
Further, fire-retardant partition 18 is suppressed by fire resistance fibre.
Further, nano flame retardant layer 19 with a thickness of 1.0~2.0mm.
Working principle: user can be seated on seat board 14 when use, then open two sides upper cover 11 and by desktop 9 from cavity It is pulled out in 701, desktop 9 is rotated (such as Fig. 2) counterclockwise around the hinge joint of telescopic rod 8 during pull-out, 8 inverse time of telescopic rod Needle rotates the bottom that 270 ° of after-frames are set to opening 702, and then desktop 9 is overturn and is unfolded to the left, makes a left side for second desk board 902 End-rack is set in bar shaped notch 601, then covers two sides upper cover 11 (such as Fig. 3), and user can carry out operation on desktop 9, When the height of desktop 9 need to be adjusted, the adjusting bolt 10 of the rotatable two sides of user, two sides adjust bolt 10 and rotate meeting Left handrail plate 6 is driven to be gone up and down with right handrail plate 7 respectively, and then the height adjustment of realization desktop 9, when need to be to desktop 9 Front-rear position when being adjusted, user can be adjusted the length of telescopic rod 8, and the length adjustment of telescopic rod 8 will drive table Panel 9 is moved forward and backward, and then realizes the adjusting of 9 front-rear position of desktop;When a fire, nano flame retardant layer 19 can Desktop 9, upper cover 11, the combustibility of backboard 13 and seat board 14 are reduced, retardance fire is spread rapidly;When desktop 9, upper cover 11, when the wood based panel 17 in backboard 13 and seat board 14 burns, the setting of fire-retardant partition 18 can be played between wood based panel 17 It is mutually isolated between wood based panel 17, the speed that flame is spread between each wood based panel 17 is slowed down, the fire-retardant effect of desk and chair is improved Fruit.
The foregoing is merely the preferred embodiment of the present invention, are not intended to restrict the invention, for this field For technical staff, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any Modification, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.

Claims (8)

1. a kind of good desk and chair of flame retardant property, including bottom frame (1), which is characterized in that the left and right sides of bottom frame (1) bottom It is respectively arranged with casing (2), the bottom of described sleeve pipe (2) is provided with loop bar (3), and loop bar described in two groups is connected between (3) The bottom of extension bar (4), the loop bar (3) is fixedly connected to cross bar (5), and the left and right sides at the top of the bottom frame (1) is set respectively It is equipped with left handrail plate (6) and right handrail plate (7), offers bar shaped notch (601), institute on the right side wall of the left handrail plate (6) Being internally provided with cavity (701) for right handrail plate (7) is stated, is provided with opening (702) on the front side wall of the right handrail plate (7), It is hinged with telescopic rod (8), is hinged with desktop (9) on rear side of the telescopic rod (8), the bottom frame (1) in the cavity (701) The left and right sides of bottom is rotatably connected to two groups of adjusting bolts (10) respectively, the upper end for adjusting bolt (10) respectively with it is described Left handrail plate (6) and right handrail plate (7) are threadedly coupled, and the top of the left handrail plate (6) and the right handrail plate (7) is hinged Head upper cover (11), bottom frame (1) top rear are welded with seat back frame (12), are provided on the front side wall of the seat back frame (12) Backboard (13) is provided with seat board (14) at the top of the bottom frame (1), the seat board (14) be located at the left handrail plate (6) and Between right handrail plate (7), the desktop (9), upper cover (11), backboard (13) and seat board (14) are by wood based panel (17), resistance Partition (18) and nano flame retardant layer (19) is fired to form, accompany two groups between wood based panel described in three groups (17) described in fire-retardant partition (18), the outer surface of the wood based panel (17) is uniformly coated with nano flame retardant layer (19).
2. a kind of good desk and chair of flame retardant property according to claim 1, it is characterised in that: the loop bar (3) is plugged in The inner cavity of described sleeve pipe (2) is evenly arranged with through-hole (301) on the side wall of the loop bar (3), the front side wall of described sleeve pipe (2) On be threaded with fixing bolt (15), the fixing bolt (15) is inserted into the through-hole (301).
3. a kind of good desk and chair of flame retardant property according to claim 1, it is characterised in that: the telescopic rod (8) includes Shank (801), loop bar (802) and hand-tighten bolts (803), the shank (801) are articulated in the cavity (701), institute It states and is evenly arranged on shank (801) circular hole (8011), is socketed with loop bar (802) on the outside of the shank (801), it is described It is threaded on the front side wall of loop bar (802) hand-tighten bolts (803), the hand-tighten bolts (803) are inserted into the circular hole (8011) in.
4. a kind of good desk and chair of flame retardant property according to claim 1, it is characterised in that: the desktop (9) includes First desktop (901), second desk board (902) and hinge (903), first desktop (901) pass through hinge (903) and described the Two desktops (902) are hinged.
5. a kind of good desk and chair of flame retardant property according to claim 4, it is characterised in that: the hinge (903) is 180 Spend Limiting hinge.
6. a kind of good desk and chair of flame retardant property according to claim 1, it is characterised in that: cross bar (5) bottom Front and rear sides are respectively arranged with rubber pad (16).
7. a kind of good desk and chair of flame retardant property according to claim 1, it is characterised in that: the fire-retardant partition (18) by Fire resistance fibre is suppressed.
8. a kind of good desk and chair of flame retardant property according to claim 1, it is characterised in that: the nano flame retardant layer (19) With a thickness of 1.0~2.0mm.
CN201910232740.0A 2019-03-26 2019-03-26 Flame-retardant desk and chair Active CN109892850B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910232740.0A CN109892850B (en) 2019-03-26 2019-03-26 Flame-retardant desk and chair

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Application Number Priority Date Filing Date Title
CN201910232740.0A CN109892850B (en) 2019-03-26 2019-03-26 Flame-retardant desk and chair

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CN109892850A true CN109892850A (en) 2019-06-18
CN109892850B CN109892850B (en) 2024-04-19

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112641606A (en) * 2020-12-23 2021-04-13 肖敏 Walking auxiliary vehicle for medical rehabilitation

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2155164Y (en) * 1993-03-05 1994-02-09 郝凤刚 Adjustable folding table and chair
KR200338194Y1 (en) * 2003-10-10 2004-01-13 카르마 메디컬 프로덕츠 컴퍼니 리미티드 Table adapted to an invalid chair arm
JP2011019663A (en) * 2009-07-15 2011-02-03 Yuuba Sangyo Kk Chair type toilet
CN104095429A (en) * 2014-08-04 2014-10-15 苏州扬明实业有限公司 Foldable desk plate for public chair
WO2015141996A1 (en) * 2014-03-17 2015-09-24 황인성 Mechanism switchable between desk and chair
KR20150108091A (en) * 2014-03-17 2015-09-25 황인성 Apprutus switchable desk and chair
CN106617870A (en) * 2015-11-03 2017-05-10 四川目道科技有限公司 Manual visual training chair
CN208463338U (en) * 2018-02-01 2019-02-05 厦门大学嘉庚学院 Detachable tables and chairs
CN210870406U (en) * 2019-03-26 2020-06-30 厦门华致家具有限公司 Desk and chair with good flame retardant property

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2155164Y (en) * 1993-03-05 1994-02-09 郝凤刚 Adjustable folding table and chair
KR200338194Y1 (en) * 2003-10-10 2004-01-13 카르마 메디컬 프로덕츠 컴퍼니 리미티드 Table adapted to an invalid chair arm
JP2011019663A (en) * 2009-07-15 2011-02-03 Yuuba Sangyo Kk Chair type toilet
WO2015141996A1 (en) * 2014-03-17 2015-09-24 황인성 Mechanism switchable between desk and chair
KR20150108091A (en) * 2014-03-17 2015-09-25 황인성 Apprutus switchable desk and chair
CN104095429A (en) * 2014-08-04 2014-10-15 苏州扬明实业有限公司 Foldable desk plate for public chair
CN106617870A (en) * 2015-11-03 2017-05-10 四川目道科技有限公司 Manual visual training chair
CN208463338U (en) * 2018-02-01 2019-02-05 厦门大学嘉庚学院 Detachable tables and chairs
CN210870406U (en) * 2019-03-26 2020-06-30 厦门华致家具有限公司 Desk and chair with good flame retardant property

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112641606A (en) * 2020-12-23 2021-04-13 肖敏 Walking auxiliary vehicle for medical rehabilitation
CN112641606B (en) * 2020-12-23 2023-08-01 南京市同亮科技有限公司 Medical treatment is recovered with walking auxiliary vehicle

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