CN101779868A - Chair counterbalanced by mortar - Google Patents
Chair counterbalanced by mortar Download PDFInfo
- Publication number
- CN101779868A CN101779868A CN 201010138115 CN201010138115A CN101779868A CN 101779868 A CN101779868 A CN 101779868A CN 201010138115 CN201010138115 CN 201010138115 CN 201010138115 A CN201010138115 A CN 201010138115A CN 101779868 A CN101779868 A CN 101779868A
- Authority
- CN
- China
- Prior art keywords
- mortar
- seat
- chair
- seat shell
- balancing weight
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000004570 mortar (masonry) Substances 0.000 title claims abstract description 64
- 238000007514 turning Methods 0.000 claims abstract description 24
- 239000004568 cement Substances 0.000 claims abstract description 11
- 239000003365 glass fiber Substances 0.000 claims abstract description 9
- 239000004576 sand Substances 0.000 claims abstract description 9
- 239000002994 raw material Substances 0.000 claims abstract description 8
- 238000000465 moulding Methods 0.000 claims description 17
- 239000000203 mixture Substances 0.000 claims description 9
- 239000004033 plastic Substances 0.000 abstract description 10
- 229920003023 plastic Polymers 0.000 abstract description 10
- 230000007246 mechanism Effects 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000007306 turnover Effects 0.000 description 16
- 239000002184 metal Substances 0.000 description 14
- 230000000694 effects Effects 0.000 description 9
- 238000006073 displacement reaction Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 238000012856 packing Methods 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 238000000071 blow moulding Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000005562 fading Methods 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 238000004381 surface treatment Methods 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005058 metal casting Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
Images
Landscapes
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Chair Legs, Seat Parts, And Backrests (AREA)
Abstract
The invention discloses a chair counterbalanced by mortar, which is a hollow chair counterbalanced by mortar and relates to the field of chair equipment. the chair of the invention comprises a chair seat shell, a rotating shaft and 2 connecting plates, wherein the rotating shaft transversely penetrates in a position 1/3 of the length of a plastic seat near to the lower part of the chair seat shell; the 2 connecting plates is arranged at the two ends of the rotating shaft in a penetrated way and are positioned at two sides of the chair seat shell; the rotating shaft is rotatably connected with the chair seat shell and the 2 connecting plates, the chair seat shell comprises a bottom part of the chair seat shell; solidified mortar is in the bottom part of the chair seat shell, wherein the raw material formula of the mortar counterbalancing weight comprises the following components in mass percent: 25-35% of cement, 64-74% of coarse sand and 0.5-1.5% of glass fiber; and the height of the mortar counterbalancing weight is 1/5-1/7 of the height of the chair seat shell. Compared with the prior art, the invention has the beneficial effects of small turning and putting force, light sound, elegant appearance, simple manufacturing, durable use, fastness of surface and long service life, the material requested is the cheap mortar, the production cost is reduced, and an internal turning and putting mechanism can not be damaged due to frequent use.
Description
Technical field
The present invention relates to a kind of seat, particularly relate to a kind of large-scale stadium, large-scale seat with the mortar counterweight of performing in a radio or TV programme the Room with hollow with the mortar counterweight.
Background technology
Large-scale stadium is usually used in holding important competitive sports such as all kinds of footballs, basketball; The large-scale Room of performing in a radio or TV programme is also held important performance and is recorded large-scale program through being usually used in, and used plastics are turned over the outward appearance of putting seat and turn over that to put quality requirement all very high.Shown in Fig. 1 (A), (B), (C), (D), former hollow seat is to be realized turning over by a torsion spring mechanism putting, this seat shape is attractive in appearance, project organization meets the anthroposomatology principle, it is comfortable to sit sense, but its shortcoming is: an axle runs through 1/3 place of moulding a length, socket one torsion spring on the axle, and seat just realizes turning over playing function by torsion spring.Described seat torsion spring turns over that the power of putting is big, the speed of upspringing fast, turn over put that the noise that is produced relatively rings and torsion spring turn over can occur turning round in the middle of putting take off, fault such as fracture, service life is shorter, time one is long often will send someone to keep in repair, and increases product cost.
As Fig. 2 (A), (B), (C) shown in, also have and a kind ofly realize turning over the seat chair base structure of putting with metal weights, having overcome above-mentioned torsion spring mechanism, to turn over the noise that is produced when putting at the seat chair big, be prone to the defective of fault, improve turning over of seat and put quality, but the metalwork shape cooperates difficulty bigger with the unsettled hollow blow molding chair of contraction, metalwork is exposed at moulds outside, seat bottom, the gap is irregular, pig metal surface treatment complexity and is moulded a color and can not be unified, and it is different with the degree of fading of metal to be used on the outdoor place plastics, time one is long, has a strong impact on the overall appearance image of seat; And replace torsion spring to turn over the pig metal counterweight and put, product cost is higher.
Reach in the existing seat field to turn over and put effect dual mode is arranged: torsion spring turns over to put to turn over counterweight to be put; Existing counterweight is turned over the technology that generally all adopts metal weights in the seat field of putting; Existing turning over put in the seat field mortar also of no use as the technology of counterweight.
Summary of the invention
It is big to the objective of the invention is to turn over the power of putting at seat torsion spring in the above-mentioned prior art, the speed of upspringing is fast, turn over that to put the noise that is produced louder, and torsion spring can occur turning round taking off in the middle of putting turning over, faults such as fracture, service life is shorter, or the metal casting counterweight produced with hollow mould the seat cooperate difficulty big, metalwork is exposed at moulds outside, seat bottom, the gap is irregular, pig metal surface treatment complexity, with mould a color and can not unify, it is different with the degree of fading of metal to be used on the outdoor place plastics, time one is long, have a strong impact on the overall appearance image of seat, and replacing torsion spring to turn over the pig metal counterweight puts, the more high shortcoming of product cost, a kind of counterweight mode of abnormal type is provided: the mortar counterweight reaches to turn over puts effect, is characterized in: it is little to turn over the power of putting, sound is light, long service life, can not be out of order, and material is simple, with low cost.
To achieve these goals, the technical scheme that the present invention takes is: a kind of seat with the mortar counterweight, seat for hollow plastic with the mortar counterweight, comprise and mould seat, turning cylinder, left connecting plate and right connecting plate, turning cylinder laterally runs through moulds seat, about the 1/3 close place, seat bottom of moulding of moulding a length, left and right connecting plate is through the turning cylinder two ends, be fixed in and mould a both sides, turning cylinder is and is rotationally connected with moulding seat and left and right connecting plates, and mortar solidifies to be positioned at as the mortar balancing weight moulds an inner bottom part place.
The mortar balancing weight is to mould 1/5～1/7 of a length at the height of moulding the seat bottom.
The mortar balancing weight is to mould 1/6 of a length at the height of moulding the seat bottom.
The composition of raw materials of described mortar balancing weight is as follows according to the quality percentage composition: cement 25～35%, coarse sand 64～74%, glass fibre 0.5～1.5%; Preferred cement 28～32%, coarse sand 67～71%, glass fibre 0.8～1.2%; Most preferably cement 30%, coarse sand 69%, glass fibre 1%.
Instillation process process: mould a both sides in hollow and cut out axis hole by the location, the mortar that stirring the is finished measuring cup hopper of quantitatively packing into of packing into, mould the seat bottom by manual or the injection of electric screw formula grouter, be about 1/6 height of moulding seat, weight is about 2～2.5kg, can be embedded into screw and mould shell and be connected, and vertically puts into after intact and waits on the fixed position to do, mortar becomes solid shape by pulpous state, reaches the counterweight effect.
With ready axle a axis hole of moulding by counterweight success, again left and right connecting plates is passed axle and mould seat and is connected, whole seat makes up to assemble and promptly finishes.
The proportioning of mortar balancing weight raw material and water gets final product according to the prior art proportioning, and the ratio of preferred mortar balancing weight raw material and water is according to weight meter 1: 1～3, more select 1: 1.5～and 2.5, most preferably 1: 2.
Compared with prior art, the invention has the beneficial effects as follows:
(1). chair base structure of the present invention replaces torsion spring to turn over putting device, turns over that the power of putting is little, sound is light, easily turns over and puts, and result of use is good.
(2). chair base structure of the present invention replaces metal weights to realize turning over putting seat, having solved the hollow blow molding chair shrinks big, the difficult control of size caused with the big shortcoming of common balancing weight fit clearance, and have no in appearance to change and influence, guaranteed the overall appearance image of seat.
(3). make simply, need only the mortar that stirring is finished and mould the seat bottom, without any need for machining apparatus and process thereof by manual or the injection of electric screw formula grouter.
(4). material requested is simple, and is just passable with cheap mortar, reduced production cost, and mortar counterweight cost is about 1/2 of torsion spring installation cost, is 1/10～1/15 of metal weights cost.
(5). durable in use, seat support appearance surfaces no change, inner player structure can not damage because of often using, and can not be out of order in the use, do not need often to send the special messenger to go maintenance, long service life.
(6). the mortar counterweight is to utilize mortar to have a kind ofly to become solid shape from pulpous state, and mortar can not moulded the characteristic of the material HDPE chemically reactive of seat with hollow.Mortar is poured into hollow mould the seat bottom, to be dried solidifying with moulding an inwall close adhesion reaches the counterweight effect, and has no in appearance to change and influence, and having solved the hollow blow molding chair shrinks big, it is big with common balancing weight fit clearance that the difficult control of size is caused, and influences shortcomings such as attractive in appearance.
(7) it is wide to mould seat bottom among the present invention, and top is narrow, though guarantee the mortar balancing weight under unpredictable external force effect with mould base inner surface and come off, can not produce the displacement phenomenon yet, fully guaranteed the playing function that turns over of seat.
(8) mortar pours into and moulds seat bottom among the present invention, is embedded into screw again and moulds shell and is connected, even assurance mortar balancing weight under unpredictable external force effect and mould base inner surface and come off, can not produce the displacement phenomenon yet, has fully guaranteed the playing function that turns over of seat.
Description of drawings
Accompanying drawing 1 (A) is: by the former seat front view with the mortar counterweight of band torsion spring mechanism;
Accompanying drawing 1 (B) is: accompanying drawing 1 (A) A-A cutaway view;
Accompanying drawing 1 (C) is: turned over by the former plastics of being with torsion spring mechanism and put seat chair base structure right view;
Accompanying drawing 1 (D) is: accompanying drawing 1 (A) B-B cutaway view;
Accompanying drawing 2 (A) is: the metal weights plastics turn over puts seat chair base structure front view;
Accompanying drawing 2 (B) is; The metal weights plastics turn over puts seat chair base structure right view;
Accompanying drawing 2 (C) is; The metal weights plastics turn over puts seat chair base structure upward view;
Accompanying drawing 2 (D) is: accompanying drawing 2 (A) C-C cutaway view;
Accompanying drawing 3 (A) is: front view of the present invention;
Accompanying drawing 3 (B) is: accompanying drawing 3 of the present invention (A) D-D cutaway view;
Accompanying drawing 3 (C) is: accompanying drawing 3 of the present invention (A) E-E cutaway view;
Accompanying drawing 3 (D) is: left view of the present invention;
Accompanying drawing 3 (E) is: accompanying drawing 3 of the present invention (D) F-F cutaway view;
Description of reference numerals: 1. mould seat 2. turning cylinders 3. left connecting plates
4. right connecting plate 5. mortar balancing weights 6. metal weights pieces
The specific embodiment
The invention will be further described below in conjunction with accompanying drawing 3 and specific embodiment, but not as a limitation of the invention.
As Fig. 3 (A) to shown in Fig. 3 (E), a kind of seat with the mortar counterweight, seat for hollow plastic with the mortar counterweight, comprise seat support 1, turning cylinder 2, left side connecting plate 3, right connecting plate 4, mortar balancing weight 5, described turning cylinder 2 laterally runs through moulds seat, be about the 1/3 bottom place of moulding a length, described left connecting plate 3 and right connecting plate 4 respectively pass turning cylinder 2 two ends, and mould seat 1 both sides and fixedly connected, turning cylinder 2 with mould seat and left and right connecting plates and be and be rotationally connected, the mortar of described mortar balancing weight 5 for solidifying is positioned at the bottom that hollow is moulded seat 1, accounts for 1/6 place of height of seat.
Mould seat bottom by manual or electronic grouter by moulding an axis hole indentation, there injection with the wet mortar that has just stirred, account for 1/6 place of height of seat, about 20 hours, solidify out into mortar balancing weight 5, with mould the seat 1 inwall fuse, from outside watch, mould the seat 1 surface be still a complete shell of moulding, be not affected.
According to the armchair structure of embodiment 1, mould a both sides in hollow and cut out axis hole by the location, will be according to cement 30kg, coarse sand 70kg, glass fibre 1kg adds 200kg water, stirs the mortar of finishing and gets the 2.1+0.1kg measuring cup hopper of quantitatively packing into of packing into, injects by electric screw formula grouter and moulds the seat bottom, be about 1/6 height of moulding seat, can be embedded into screw and mould shell and be connected, vertically put into after intact and wait on the fixed position to do, after about 20 hours, mortar becomes solid shape by pulpous state, reaches the counterweight effect.
With ready axle a axis hole of moulding by counterweight success, again left and right connecting plates is passed axle and mould seat and is connected, whole seat makes up to assemble and promptly finishes.
It is wide to mould seat bottom among the present invention, and top is narrow, though guarantee the mortar balancing weight under unpredictable external force effect with mould base inner surface and come off, can not produce the displacement phenomenon yet, fully guaranteed the playing function that turns over of seat.
Mortar pours into and moulds seat bottom among the present invention, is embedded into screw again and moulds shell and is connected, even assurance mortar balancing weight under unpredictable external force effect and mould base inner surface and come off, can not produce the displacement phenomenon yet, has fully guaranteed the playing function that turns over of seat.
The model of cement does not have much affect substantially to the performance of product among the present invention, just setting time is had certain influence, as to adopt fast hard sulfate cement be solidifiable in 3 hours.
Mixing plant: electric blender (Yin state, Ningbo City stars machinery plant)
Grouting equipment: automatic, electric screw formula grouter
Embodiment 3-11
The composition of raw materials of described mortar balancing weight is according to weight meter content following (units); The seat bottom is moulded in injection, and the formed height h of mortar balancing weight is as shown in the table with the ratio of moulding the seat height:
| Cement | Coarse sand | Glass fibre | The formed height h of mortar balancing | |
| Embodiment | ||||
| 3 | ??28 | ??68 | ??0.8 | ??1/6 |
| |
??32 | ??72 | ??1.2 | ??1/6 |
| |
??29 | ??69 | ??0.9 | ??1/6 |
| |
??30 | ??70 | ??1.0 | ??1/6 |
| Embodiment 7 | ??31 | ??71 | ??1.1 | ??1/6 |
| Embodiment 8 | ??25 | ??64 | ??0.5 | ??1/6 |
| Embodiment 9 | ??35 | ??74 | ??0.6 | ??1/5 |
| Embodiment 10 | ??24 | ??65 | ??1.4 | ??1/6 |
| Embodiment 11 | ??34 | ??72 | ??1.5 | ??1/7 |
The described content of this specification embodiment only is enumerating inventive concept institute's way of realization; the concrete form that protection scope of the present invention should only not be confined to embodiment to be stated, protection scope of the present invention reaches in those skilled in the art according to the thinkable equivalent technologies means of technical conceive of the present invention.
Claims (6)
1. seat with the mortar counterweight, comprise and mould seat, turning cylinder, left connecting plate and right connecting plate, turning cylinder laterally runs through moulds seat, about the 1/3 close place, seat bottom of moulding of moulding a length, left and right connecting plate is through the turning cylinder two ends, be fixed in to mould a both sides, turning cylinder with mould seat and left and right connecting plates and be and be rotationally connected, it is characterized in that: also comprise the mortar balancing weight, mortar solidifies to be positioned at as the mortar balancing weight moulds an inner bottom part place.
2. a kind of seat with the mortar counterweight according to claim 1, it is characterized in that: mortar balancing weight height is to mould 1/5 to 1/7 of a length.
3. a kind of seat with the mortar counterweight according to claim 1, it is characterized in that: mortar balancing weight height is to mould 1/6 of a length.
4. the mortar balancing weight in the seat as claimed in claim 1, it is characterized in that: the composition of raw materials of described mortar balancing weight is as follows according to the quality percentage composition: cement 25～35%, coarse sand 64～74%, glass fibre 0.5～1.5%.
5. mortar balancing weight according to claim 4 is characterized in that: the composition of raw materials of described mortar balancing weight is as follows according to the quality percentage composition: cement 28～32%, coarse sand 67～71%, glass fibre 0.8～1.2%.
6. mortar balancing weight according to claim 5 is characterized in that: the composition of raw materials of described mortar balancing weight is as follows according to the quality percentage composition: cement 30%, coarse sand 69%, glass fibre 1%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101381159A CN101779868B (en) | 2010-04-02 | 2010-04-02 | Chair counterbalanced by mortar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101381159A CN101779868B (en) | 2010-04-02 | 2010-04-02 | Chair counterbalanced by mortar |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101779868A true CN101779868A (en) | 2010-07-21 |
| CN101779868B CN101779868B (en) | 2012-03-21 |
Family
ID=42520120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101381159A Active CN101779868B (en) | 2010-04-02 | 2010-04-02 | Chair counterbalanced by mortar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101779868B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5393120A (en) * | 1992-10-13 | 1995-02-28 | Krueger International, Inc. | Auditorium seating system |
| GB2310594A (en) * | 1996-02-29 | 1997-09-03 | Mason Pinder Toolmakers Ltd | A tiltable seat biased towards the stowed position |
| CN2482349Y (en) * | 2001-07-20 | 2002-03-20 | 北京市长城家具公司 | Gang chair with automatic slow-tipping up seats |
| US6582020B1 (en) * | 2000-08-28 | 2003-06-24 | Greystone International, Inc. | Theater seat assembly |
| CN2590461Y (en) * | 2002-12-23 | 2003-12-10 | 昝贺伏 | Seat buffer means of chair |
| CN1494846A (en) * | 2002-07-08 | 2004-05-12 | ����ٿ˹ɷ�����˾ | Chair or seat |
-
2010
- 2010-04-02 CN CN2010101381159A patent/CN101779868B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5393120A (en) * | 1992-10-13 | 1995-02-28 | Krueger International, Inc. | Auditorium seating system |
| GB2310594A (en) * | 1996-02-29 | 1997-09-03 | Mason Pinder Toolmakers Ltd | A tiltable seat biased towards the stowed position |
| US6582020B1 (en) * | 2000-08-28 | 2003-06-24 | Greystone International, Inc. | Theater seat assembly |
| CN2482349Y (en) * | 2001-07-20 | 2002-03-20 | 北京市长城家具公司 | Gang chair with automatic slow-tipping up seats |
| CN1494846A (en) * | 2002-07-08 | 2004-05-12 | ����ٿ˹ɷ�����˾ | Chair or seat |
| CN2590461Y (en) * | 2002-12-23 | 2003-12-10 | 昝贺伏 | Seat buffer means of chair |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101779868B (en) | 2012-03-21 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ZHEJIANG DAFENG SPORTS EQUIPMENT CO., LTD. Free format text: FORMER OWNER: FENG YUE Effective date: 20130507 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130507 Address after: 315400 No. 737 Xinjian North Road, Zhejiang, Yuyao Patentee after: Zhejiang Dafeng Sports Equipment Co., Ltd. Address before: 315400 Zhejiang Dafeng sports equipment Co., Ltd. 737, Xinjian North Road, Zhejiang, Yuyao Patentee before: Feng Yue |