WO2021223371A1 - Sous-châssis de support de canapé - Google Patents

Sous-châssis de support de canapé Download PDF

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Publication number
WO2021223371A1
WO2021223371A1 PCT/CN2020/122029 CN2020122029W WO2021223371A1 WO 2021223371 A1 WO2021223371 A1 WO 2021223371A1 CN 2020122029 W CN2020122029 W CN 2020122029W WO 2021223371 A1 WO2021223371 A1 WO 2021223371A1
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WO
WIPO (PCT)
Prior art keywords
module
hole
side module
module part
groove
Prior art date
Application number
PCT/CN2020/122029
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English (en)
Chinese (zh)
Inventor
李晓鸿
陈伟明
Original Assignee
锐迈机械科技（吴江）有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 锐迈机械科技（吴江）有限公司 filed Critical 锐迈机械科技（吴江）有限公司
Publication of WO2021223371A1 publication Critical patent/WO2021223371A1/fr

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    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C17/00—Sofas; Couches; Beds
    • A47C17/86—Parts or details for beds, sofas or couches only not fully covered in a single one of the sub-groups A47C17/02, A47C17/04, A47C17/38, A47C17/52, A47C17/64, or A47C17/84; Drawers in or under beds
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C23/00—Spring mattresses with rigid frame or forming part of the bedstead, e.g. box springs; Divan bases; Slatted bed bases
    • A47C23/12—Spring mattresses with rigid frame or forming part of the bedstead, e.g. box springs; Divan bases; Slatted bed bases using tensioned springs, e.g. flat type
    • A47C23/26—Frames therefor; Connecting the springs to the frame

Definitions

  • the present invention relates to the technical field of sofas, in particular to a sofa supporting bottom frame.
  • a sofa is provided with a sofa support base frame so that a person sitting on the sofa can sit on the sofa support base frame, so the sofa support base frame needs to be able to provide sufficient supporting force to support the human body.
  • the sofa support base is mostly a solid sofa support base with a wooden structure, or an iron frame. In this way, the sofa support base is a solid sofa support base.
  • the rack uses a lot of materials, is heavy, and is not convenient to move; and the installation and production time is long, and the cost is high.
  • the present invention provides a sofa supporting base frame.
  • a sofa supporting base frame includes a front module part, a rear module part and two correspondingly arranged side module parts, wherein the front module part and the rear module part are respectively connected between the two side module parts;
  • the front module part, the rear module part, and the module parts on both sides are all made by blow molding, and the front module part is provided with a first reinforcing part that enhances the bearing capacity of the front module part, and the rear module part is provided with A second reinforcement part for enhancing the bearing capacity of the rear module part, and the side module part is provided with a third reinforcement part for enhancing the bearing capacity of the side module part.
  • the sofa support base frame provided by the present invention is made by blow molding process, so the front module parts, the rear module parts and the two side module parts that make up the main bearing structure all have cavities inside, so as to be similar to the traditional solid sofa support base frame.
  • the strength of each module is enhanced by the reinforcing part, so that each module is not easily deformed when pressed by an external object, and strengthens Under the condition of ensuring that each module has sufficient supporting force, it further saves materials, reduces the weight of the sofa support base frame, and improves the strength.
  • first reinforcement part is a plurality of first recessed holes recessed inward from the surface of the front module part
  • second reinforcement part is a number of second recess holes recessed inward from the surface of the rear module part
  • third reinforcement part is a plurality of third concave holes recessed inward from the surface of the side module.
  • the cross-sections of the first concave hole, the second concave hole and the third concave hole are gradually reduced from the outside to the inside.
  • the side module part is provided with a first mounting seat for supporting and installing the front module part
  • the front module part is provided with a first mounting groove that matches with the first mounting seat.
  • the inner side of the side module is provided with a first groove for connecting the front module, and both ends of the front module are provided with first protrusions for inserting in the first groove. tower.
  • the first groove is provided with a first through hole, and the outer side of the side module component corresponding to the position of the first through hole is recessed inwardly to form a third through hole that enhances the connection strength of the first through hole.
  • a groove, a first embedded nut is arranged on the first boss, and a bolt passes through the first through hole and is threadedly connected with the first embedded nut.
  • the side module is provided with a second installation groove for installing the rear module, and both ends of the rear module are provided with second installation seats that cooperate with the second installation groove.
  • the second mounting groove is provided with a third through hole, and the side module part corresponding to the position of the third through hole is recessed inwardly to form a fourth groove that enhances the connection strength of the third through hole
  • a fifth embedded nut is provided on the second mounting seat, and a bolt passes through the third through hole and is threadedly connected with the fifth embedded nut.
  • the outer sides of the two side module parts are also provided with armrest connectors for connecting the armrests of the sofa.
  • the seat bag frame is arranged on the two side module parts.
  • the upper end of the side module part is provided with a horizontal bar inserted into the seat package frame, and the horizontal bar and the side module part are integrally formed.
  • a fourth through hole is provided on the side module component and a fifth groove that is recessed inwardly corresponding to the position of the fourth through hole is formed to enhance the connection strength of the fourth through hole, and the seat package frame A connecting plate is arranged below the, and the bolt passes through the fourth through hole and is connected with the connecting plate.
  • the backrest connector is arranged at an end of the side module part close to the rear module part.
  • the side module is provided with a fourth installation groove for positioning and installing the backrest connector, and the fourth installation groove is formed by recessing the surface of the side module inward.
  • the front foot baffle is arranged between the two side module parts, and the front foot baffle is located outside the front module part.
  • the side module is provided with a protrusion
  • the protrusion is provided with a card slot
  • the front foot baffle has an installation cavity for accommodating the protrusion
  • the installation cavity is provided with the card A card block that is snap-fitted between the slots.
  • the present invention has the following advantages:
  • the sofa support base frame of the present invention is made by blow molding process, so the front module parts, the rear module parts and the two side module parts that make up the main bearing structure all have cavities inside.
  • the strength of each module is enhanced by the reinforcement part, so that each module is not easily deformed when pressed by an external object, and the reinforcement part is in Under the condition that each module has sufficient supporting force, material is further saved, the weight of the sofa supporting frame is reduced, and the strength is improved.
  • Fig. 1 is a schematic diagram of the structure of the sofa supporting base provided by the present invention
  • Fig. 2 is a schematic structural view of the sofa supporting base frame shown in Fig. 1 from another perspective;
  • Fig. 3 is a schematic diagram of the exploded structure of the sofa supporting frame shown in Fig. 1;
  • FIG. 4 and 5 are schematic diagrams of the structure of the front module shown in FIG. 1;
  • Fig. 6 is a schematic diagram of the structure of the rear module shown in Fig. 1;
  • FIG. 7 is a schematic cross-sectional structure diagram of the rear module shown in FIG. 6;
  • FIG. 8 and 9 are schematic diagrams of the structure of the side module shown in FIG. 1;
  • Fig. 10 is a schematic structural diagram of the front foot baffle shown in Fig. 1.
  • Front module 1 first recessed hole 101; first mounting groove 102; first boss 103; second boss 104; connecting lug 105; second through hole 106; first embedded nut 107; third embedded Nut 108; rear module part 2; second recessed hole 201; second mounting seat 202; fifth embedded nut 203; side module part 3; third recessed hole 301; supporting leg 302; first mounting seat 303; first Groove 304; second groove 305; first through hole 306; third groove 307; second embedded nut 308; fourth embedded nut 309; second mounting groove 310; third through hole 311; fourth Groove 312; horizontal bar 313; third installation groove 314; fourth through hole 315; fifth groove 316; fourth installation groove 317; sixth embedded nut 318; protrusion 319; card groove 320; seat package frame 4; connecting plate 401; backrest connecting piece 5; front foot baffle 6; mounting cavity 601; block 602; armrest connecting piece 7.
  • the present invention discloses a sofa support chassis, including a front module part 1, a rear module part 2, two correspondingly arranged side module parts 3, a seat frame 4, a backrest connector 5, and a front foot
  • the baffle 6, the front module part 1 and the rear module part 2 are respectively connected between the two side module parts 3, the seat package frame 4 is arranged on the two side module parts 3, and the backrest connecting part 5 is arranged at one end of the side module part 3 close to the rear module part 2, the front foot baffle 6 is arranged between the two side module parts 3, and the front foot baffle 6 is located at the front module part
  • the outer sides of the two side module parts 3 are also provided with an armrest connector 7 for connecting the armrest of the sofa.
  • the two ends of the front module part 1 are detachably connected to the front ends of the two side module parts 3, and the two ends of the rear module part 2 are connected to the rear ends of the two side module parts 3, respectively. It can be detachably connected to form a rectangular supporting base frame; wherein the side module 3 has two front and rear supporting legs 302, so that the side module 3 is supported on the ground to play a main bearing role , The front module part 1 and the rear module part 2 are suspended and connected between the two side module parts 3.
  • the front module 1, the rear module 2 and the two sides of the module 3 are all made by blow molding, and the front module 1 is provided with a first module to enhance the carrying capacity of the front module 1 Reinforcement part, the rear module part 2 is provided with a second reinforcement part that enhances the bearing capacity of the rear module part 2, and the side module part 3 is provided with a third reinforcement part that enhances the bearing capacity of the side module part 3.
  • the sofa supporting frame is made by blow molding process, the front module 1, the rear module 2 and the two side module 3 that make up the main bearing structure have cavities inside, which are compared with the traditional solid sofa supporting bottom. Compared with the frame, it has the advantages of low weight, fast production speed, and less manufacturing materials; on the other hand, in order to ensure that the sofa supporting frame can provide sufficient support for the sofa, the front module 1, the rear module 2 and the module parts 3 on both sides are respectively provided with a first reinforcement part, a second reinforcement part and a third reinforcement part.
  • the reinforcement part is used to enhance the strength of each module, so that it is not easy for each module to be pressed by an external object. It is deformed, and the reinforcement part can further save material, reduce the weight of the sofa support base frame, and improve the strength while ensuring that each module has sufficient supporting force.
  • the first reinforcement part is a plurality of first recessed holes 101 recessed inward from the surface of the front module part 1
  • the second reinforcement part is a plurality of first recessed holes 101 recessed from the surface of the rear module part 2 inward.
  • the second recessed hole 201 is recessed
  • the third reinforcement portion is a plurality of third recessed holes 301 recessed inward from the surface of the side module 3.
  • the cross-sections of the first recessed hole 101, the second recessed hole 201, and the third recessed hole 301 are gradually reduced from the outside to the inside.
  • a spiral body is formed in the cavity of the module by using the concave hole, which can further enhance the hardness of the module; and when the module is pressed by an external object, the bottom of the spiral can prevent the module from further deforming, such as when the module is pressed.
  • the outer side surface of the component is squeezed by the object, the outer side surface deforms toward the inner side surface of the module. During the deformation process, the outer side surface contacts the bottom of the spiral body and deforms and encounters obstacles, thereby preventing further deformation of the module.
  • first concave holes 101 arranged side by side, which are arranged horizontally from the middle position of the front module 1 to both sides, so as to provide sufficient supporting force for the front module 1;
  • second concave holes 201 arranged side by side, which are arranged horizontally from the middle position of the rear module 2 to both sides, so as to provide sufficient supporting force for the rear module 2;
  • the third concave The holes 301 are provided in two rows, the upper row has three third concave holes 301, the lower row has four third concave holes 301, and the three third concave holes 301 in the upper row are arranged on the side.
  • the upper end of the module part 3 is used to enhance the supporting force of the side module part 3 to support the seat package frame 4, and the four third concave holes 301 in the lower row are provided at the lower end of the side module part 3 to strengthen the The overall supporting force of the side module 3.
  • the cross-sections of the first recessed hole 101, the second recessed hole 201, and the third recessed hole 301 may be round, oval, rectangular, rhombus, etc., and the comparison of the present invention is not specifically limited. .
  • the side module 3 is provided with a first mounting seat 303 for supporting and installing the front module 1, and the front module 1 is provided with a first mounting seat 303 corresponding to the first mounting seat 303.
  • the first mounting slot 102 is mated.
  • the first mounting seat 303 is substantially L-shaped and is formed by protruding outward from the inner side of the side module 3, and the first mounting groove 102 is recessed inward from one side of the front module 1
  • the shape of the first mounting groove 102 is adapted to the shape of the first mounting seat 303 so that the first mounting seat 303 is supported under the front module 1. Therefore, the bearing capacity of the front module 1 is transmitted to the module 3 on both sides through the cooperation of the first mounting seat 303 and the first mounting groove 102.
  • the inner side of the side module 3 is provided with a first groove 304 for connecting the front module 1, and both ends of the front module 1 are provided for inserting in the first groove 304.
  • the first groove 304 is located above the supporting foot 302 at the front end of the side module 3, so that the supporting foot 302 is used to strengthen the supporting force of the first groove 304.
  • the first boss 103 and the first groove 304 are inserted and matched to complete the positioning of the front module 1 on the side module 3; and the first groove 304 is formed by the The surface of the side module 3 is recessed inwardly, so that the first groove 304 has the effect of enhancing the bearing capacity of the side module 3.
  • a second groove 305 is further provided between the first groove 304 and the first mounting seat 303, and both ends of the front module 1 are provided for inserting into the second groove 305.
  • a second boss 104 Inside the second boss 104.
  • front module 1 and the side module 3 are also fixedly connected by bolts. details as follows:
  • the first groove 304 is provided with a first through hole 306, and the outer side of the side module 3 corresponding to the position of the first through hole 306 is recessed inwardly to form an enhanced connection of the first through hole 306
  • a strong third groove 307, a first embedded nut 107 is provided on the first boss 103, and a bolt passes through the first through hole 306 and is threadedly connected with the first embedded nut 107;
  • the upper end of the first mounting seat 303 is provided with a second embedded nut 308, the front module 1 is provided with a connecting lug 105, the connecting lug 105 is provided with a second through hole 106, and the bolt moves from top to bottom. Pass through the second through hole 106 and be screwed to the second embedded nut 308;
  • a third embedded nut 108 is arranged under the front end of the front module 1, and a fourth embedded nut 309 is arranged under the first mounting seat 303. Two bolts respectively pass through a connecting piece and are connected to the The third embedded nut 108 and the fourth embedded nut 309 are screwed together.
  • the side module 3 is provided with a second installation groove 310 for installing the rear module 2, and both ends of the rear module 2 are provided with the second installation groove 310.
  • the second mounting groove 310 is provided with a third through hole 311, and the side module 3 corresponding to the position of the third through hole 311 is recessed inwardly to form an enhanced connection strength of the third through hole 311.
  • the fourth groove 312 is provided with a fifth embedded nut 203 on the second mounting seat 202.
  • the bolt passes through the third through hole 311 and is threadedly connected with the fifth embedded nut 203.
  • the bottom wall of the fourth groove 312 abuts against the side wall of the second mounting groove 310. Therefore, when the bolt passes through the third through hole 311 and connects with the first When the five embedded nuts 203 are screwed together, the side module 3 will not be deformed due to the locking force of the bolt, thereby further enhancing the bearing capacity of the side module 3.
  • the second mounting groove 310 is formed by recessing the rear side of the side module 3 inward and opening to the inner side of the side module 3, and the second mounting seat 202 is formed by the rear module 3
  • the member 2 is formed to protrude outward, whereby the second mounting grooves 310 on the two side module members 3 are clamped on the outside of the two second mounting seats 202 of the rear module member 2;
  • the third through hole 311 is provided with two and arranged up and down, a plurality of bolts respectively pass through the third through hole 311 and are threadedly connected with the fifth embedded nut 203, thereby realizing the rear module 2 and the side module 3 Removable connection between.
  • the upper end of the side module 3 is provided with a horizontal bar 313 inserted into the seat frame 4, and the horizontal bar 313 and the side module 3 are integrally formed.
  • the seat package frame 4 includes two oppositely arranged transverse beams, two oppositely arranged longitudinal beams and a serpentine spring.
  • the two transverse beams and the two longitudinal beams are connected to each other to form a frame structure.
  • the two ends are respectively connected to the two longitudinal beams, wherein the transverse beams and the longitudinal beams are made of channel steel. Therefore, the transverse bars 313 can be inserted into the two transverse beams of the seat frame 4 , To complete the positioning of the seat package frame 4 on the side module 3.
  • the side module 3 in order to realize the detachable and fixed connection of the seat package frame 4 on the side module 3, the side module 3 is provided with a fourth through hole 315 and corresponding to the fourth through hole The position of 315 is recessed inwardly to form a fifth groove 316 that enhances the connection strength of the fourth through hole 315, a connecting plate 401 is provided under the seat package frame 4, and a bolt passes through the fourth through hole 315 and Connect with the connecting board 401.
  • the four connecting plates 401 there are four connecting plates 401, and the four connecting plates 401 are correspondingly arranged below the two beams of the connecting plate 401, and the inner side of the side module 3 is recessed inwardly to be formed for accommodating In the third installation groove 314 of the connecting plate 401, the fourth through hole 315 is located in the third installation groove 314.
  • the side module 3 is provided with a fourth installation groove 317 for positioning and installing the backrest connector 5, and the fourth installation groove 317 is recessed inward from the surface of the side module 3 form. Therefore, the backrest connector 5 is installed through the fourth installation groove 317, which is accurate in positioning and easy to install.
  • the fourth installation groove 317 is provided with three sixth embedded nuts 318.
  • the bolts pass through the backrest connector 5 and are connected to the The sixth embedded nut 318 is screwed together to complete the installation of the backrest connector 5 on the side module 3.
  • the side module 3 is provided with a protrusion 319, and the protrusion 319 is provided with a card slot 320.
  • the front foot baffle 6 has a mounting cavity 601 for accommodating the protrusion 319, and a clamping block 602 that is snap-fitted with the clamping slot 320 is provided in the mounting cavity 601.
  • Each protrusion 319 is provided with a card on the left and right sides.
  • the front foot baffle 6 is provided with four mounting cavities 601 corresponding to the protrusions 319, and each mounting cavity 601 is provided with two mounting cavities 601 corresponding to the card slots 320 Card block 602.
  • each connection mode facilitates the disassembly and assembly of the front foot baffle 6.
  • the sofa supporting frame of the present invention is made by blow molding, so the front module 1, the rear module 2 and the module 3 on both sides of the main bearing structure all have cavities inside, which are compared with the traditional Compared with the solid sofa support base frame, it has the advantages of low weight, fast production speed, and less manufacturing materials.
  • the strength of each module is enhanced by the reinforcement part, so that each module is pressed by an external object. It is not easy to deform, and the reinforcement part can further save material, reduce the weight of the sofa support frame, and increase the strength while ensuring that each module has sufficient support.
  • the sofa support frame is broken down into a simple structure and a simplified number.
  • Module parts, and the front module part 1, the rear module part 2, the two correspondingly arranged side module parts 3, the seat frame 4, the backrest connector 5 and the front foot guard 6 are detachably connected, which greatly simplifies the assembly process. And it is convenient for inventory storage and transportation.

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  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Nursing (AREA)
  • Chair Legs, Seat Parts, And Backrests (AREA)

Abstract

L'invention concerne un châssis de support de canapé, comprenant un élément de module avant (1), un élément de module arrière (2), et deux éléments de module latéraux (3) disposés de manière correspondante. L'élément de module avant (1) et l'élément de module arrière (2) sont respectivement reliés entre les deux éléments de module latéraux (3) ; l'élément de module avant (1), l'élément de module arrière (2) et les deux éléments de module latéraux (3) sont tous fabriqués au moyen d'un procédé de moulage par soufflage ; et l'élément de module avant (1) est muni d'une première partie de renforcement pour renforcer la capacité de support de l'élément de module avant (1), l'élément de module arrière (2) est muni d'une deuxième partie de renforcement pour renforcer la capacité de support de l'élément de module arrière (2), et les éléments de module latéraux (3) sont munis de troisièmes parties de renforcement pour renforcer la capacité de support des éléments de module latéraux (3). Le sous-châssis de support de canapé est fabriqué en utilisant le procédé de moulage par soufflage, et présente les avantages d'un faible poids, d'une vitesse de production élevée et de peu de matières premières de fabrication requises ; et en fournissant les parties de renforcement sur tous les éléments de module, les matériaux sont davantage économisés, le poids d'un dossier est réduit, et la résistance est améliorée.
PCT/CN2020/122029 2020-05-06 2020-10-20 Sous-châssis de support de canapé WO2021223371A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202010372686.2 2020-05-06
CN202010372686.2A CN113616023A (zh) 2020-05-06 2020-05-06 一种沙发支撑底架

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Publication Number Publication Date
WO2021223371A1 true WO2021223371A1 (fr) 2021-11-11

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PCT/CN2020/122029 WO2021223371A1 (fr) 2020-05-06 2020-10-20 Sous-châssis de support de canapé

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2792377B1 (fr) * 1999-04-13 2001-06-29 Thierry Cardot Module pour la fabrication de fauteuils ou de canapes
CN104757802A (zh) * 2015-04-03 2015-07-08 浙江中义家具有限公司 一种可折叠座椅
CN106163336A (zh) * 2013-11-11 2016-11-23 桑卡色特技术公司 具有稳定化的箱结构的吹塑树脂家具
CN206166367U (zh) * 2016-05-26 2017-05-17 路华（厦门）贸易有限公司 一种沙发框架
CN110141066A (zh) * 2019-04-04 2019-08-20 敏华家具制造(惠州)有限公司 一种沙发扶手及沙发组件
US20200029699A1 (en) * 2018-07-27 2020-01-30 Ashley Furniture Industries, Inc. Upholstered furniture including molded furniture components

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2792377B1 (fr) * 1999-04-13 2001-06-29 Thierry Cardot Module pour la fabrication de fauteuils ou de canapes
CN106163336A (zh) * 2013-11-11 2016-11-23 桑卡色特技术公司 具有稳定化的箱结构的吹塑树脂家具
CN104757802A (zh) * 2015-04-03 2015-07-08 浙江中义家具有限公司 一种可折叠座椅
CN206166367U (zh) * 2016-05-26 2017-05-17 路华（厦门）贸易有限公司 一种沙发框架
US20200029699A1 (en) * 2018-07-27 2020-01-30 Ashley Furniture Industries, Inc. Upholstered furniture including molded furniture components
CN110141066A (zh) * 2019-04-04 2019-08-20 敏华家具制造(惠州)有限公司 一种沙发扶手及沙发组件

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