CN204812893U - Chair leg - Google Patents
Chair leg Download PDFInfo
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- CN204812893U CN204812893U CN201520437439.0U CN201520437439U CN204812893U CN 204812893 U CN204812893 U CN 204812893U CN 201520437439 U CN201520437439 U CN 201520437439U CN 204812893 U CN204812893 U CN 204812893U
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- chair leg
- nut
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- bolt
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Abstract
The utility model relates to a household furniture processing field, specific chair leg that says so. The chair leg top sets up the chair leg installation department, the chair leg inboard sets up the strengthening rib installation department. It is connected to have realized wooden chair leg and the seat and the strengthening rib of plastics material. Chair leg is the bearing position of chair, make full use of the outstanding bearing capacity of timber, connecting piece and banding chair leg processing technology through the integrated into one piece that moulds plastics are simple, and duty cycle is short, have improved the prescription of production greatly, in addition, only chair leg part has reduced the weight of whole chair for timber, pack the transportation respectively with chair leg, connecting piece and seat during the transportation, the transportation volume reduces, cost of transportation greatly reduced.
Description
Technical field
The utility model relates to household furniture manufacture field, specifically a kind of chair leg.
Background technology
Current Plastic chair generally adopts the mode of injection moulding integrated molding to produce, and because the appearance and size of chair is large, requires higher in production process to mould structure design.By the Plastic chair of injection moulding integrated molding, in later transportation of dispatching from the factory, take that volume is large, cost of transportation is high.The chair leg material of Plastic chair is general thinner, and during use, weight capacity is relatively weak.In addition, the material of plastics makes the outward appearance of chair improve grade not as wooden chair air, and plastics cannot be degraded simultaneously, not environmental protection large to ambient influnence.
Wooden chair has good weight capacity and exterior decorative effect.But wooden chair needs to produce separately each parts and assembles, complex manufacturing, produce long in time limit.The screw that connected mode between each parts of wood chair is mainly single-point connects, and screw is directly beaten on timber, and the stressed deformed threads that makes causes connection insecure for a long time; The screw broken down can not be repaired, and result in the waste of timber resources.
Utility model content
Technical purpose of the present utility model is to provide a kind of chair leg, solves the problems of the prior art.The technical solution of the utility model is as follows:
A kind of chair leg, it is characterized in that: described chair leg top arranges chair leg installation portion, described chair leg installation portion comprises mounting nuts, for placing the nut cavity of described mounting nuts, passage installed by bolt and nut places passage, described bolt installs channel setting above described nut cavity, and described nut places channel setting in the side of described nut cavity; Described nut cavity has the installing hole leading to described bolt installation passage and the putting hole leading to described nut placement passage.The relatively wooden described chair leg of described mounting nuts independently can adopt the metal nuts being different from described chair leg material: avoid and directly on timber body, beat screwed hole; The described mounting nuts of metal material, bonding strength increases greatly; It is inner that described mounting nuts is placed on described chair leg, makes chair seem more elegant in appearance; If in use junction is impaired can directly change described mounting nuts, fast easy to maintenance, achieve the more economic environmental protection of recycling of described chair leg.
As preferably, described chair inboard leg arranges reinforcement installation portion, described reinforcement installation portion comprise be arranged on bottom stress surface, be arranged on confined planes above described stress surface.Reinforcement is at lateral connection and strain each described chair leg.The mode that reinforcement and the wooden described chair leg of plastic material adopt face to be connected at main Impact direction connects, and considerably increases bonding strength.
As preferably, described reinforcement also comprises fixed part.Described fixed part is fixedly connected with the reinforcement of each chair leg, increases the weight capacity of described chair.
As preferably, described fixed part comprise hold-down nut, for place described hold-down nut the second nut cavity, passage installed by the second bolt and the second nut places passage; Calvus and described fixed part described in channel connection installed by described second bolt; Described second nut places passage and channel vertical installed by described second bolt; Described second nut cavity has the second installing hole leading to described second bolt installation passage and the second putting hole leading to described second nut placement passage.The relatively wooden described chair leg of described hold-down nut independently can adopt metal nuts that is different and described chair leg material: avoid and directly on timber body, beat screwed hole; The described hold-down nut of metal material, bonding strength increases greatly; It is inner that described hold-down nut is placed on described chair leg, makes chair seem more elegant in appearance; If in use junction is impaired can directly change described mounting nuts, fast easy to maintenance, achieve the more economic environmental protection of recycling of described chair leg.
As preferably, described chair leg installation portion arranges lower location structure.Described lower location structure be arranged on assemble chair leg connector on upper location structure and cooperatively interact, in the process of assembling, chair leg and connector described in auxiliary positioning, more convenient when installation.
As preferably, described lower location structure is protruding.Coordinate with location structure in the groove-like on the connector of assembling chair leg.
As preferably, described lower location structure is groove.Coordinate with location structure in the convex on the connector of assembling chair leg.
As preferably, described mounting nuts comprises screwed hole and auxiliary mounting groove, and described screwed hole communicates with described installing hole, and described auxiliary mounting groove is arranged on described mounting nuts outer surface towards described putting hole side.Described auxiliary mounting groove can be the shape corresponding with Phillips screwdriver person straight screwdriver.During assembling, the screw edge of a knife is inserted in described auxiliary mounting groove and can easily described mounting nuts be pushed in described nut cavity by described nut installation passage, and in the process of construction bolt, play the effect of fixing described mounting nuts.Assemble up more convenient and swift.
As preferably, described hold-down nut comprises the second screwed hole and the second auxiliary mounting groove, and described second screwed hole communicates with described second installing hole, and described second auxiliary mounting groove is arranged on described hold-down nut outer surface towards described second putting hole side.Described second auxiliary mounting groove can be the shape corresponding with Phillips screwdriver person straight screwdriver.During assembling, the screw edge of a knife is inserted in described second auxiliary mounting groove and can easily described hold-down nut be pushed in described second nut cavity by described second nut installation passage.Assemble up more convenient and swift.
Disclosed in the utility model, a kind of chair has following beneficial effect: the utility model achieves the seat of wooden chair leg and plastic material and reinforcement is connected.Chair leg is the weight bearing area of chair, takes full advantage of the weight capacity that timber is outstanding; Simple by the chair leg processing technology of the connector of injection moulding integrated molding and strip, the work period is short, substantially increases the timeliness of production; In addition, chair leg is only had to be divided into timber to reduce the weight of whole chair; By chair leg, connector and seat packed and transported respectively during transport, transportation volume reduces, cost of transportation reduces greatly.
The connected mode of chair leg, connector and reinforcement three parts is simple, is convenient to assemble fast.Be distributed on each chair leg the pressure uniform that connector seat bears; The mode that timber adopts face to contact with connector at main Impact direction connects; Timber arranging nut cavity and places independently mounting nuts, is also that the mode that employing face contacts connects between nut with nut cavity; Greatly improve relative to the single-point connected mode bonding strength of general wooden chair and weight capacity.
In use hold most flimsy screwed hole to be arranged on in wooden chair leg independently nut, nut can adopt the metal material that the intensity different from timber is higher, and the firmness adding junction makes the structure of chair more stable.If screwed hole receives wearing and tearing and only need change the maintenance that nut just can realize chair leg in use engineering, whole chair leg need not be changed.Not only reduce maintenance difficulty and achieve the recycling of each parts, environmental protection more economically.
Therefore, the utility model combines the advantage of Plastic chair and wooden chair.While the simplification chair technological process of production, improve weight capacity and the bonding strength of chair, reduce cost of transportation, achieve the recycling of parts, more economic environmental protection.
Accompanying drawing explanation
Fig. 1 is the overall structure figure of chair;
Fig. 2 is the assembling schematic diagram of chair;
Fig. 3 is connector top view;
Fig. 4 is connector upward view;
Fig. 5 is chair leg structural representation;
Fig. 6 is reinforcing rib structure schematic diagram;
Fig. 7 is reinforcement resolution chart;
Fig. 8 is the structural representation of mounting nuts;
Fig. 9 is the structural representation of hold-down nut.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail.
As shown in Figure 1: a kind of chair, comprise wooden chair leg 1, seat 2, assemble multiple chair leg 1 and connect seat 2 the connector 3 by injection moulding integrated molding, by injection moulding integrated molding and connect the reinforcement 4 of each chair leg 1.Chair leg 1 top arranges chair leg installation portion 11 and is connected with connecting portion 3, arranges seat installation portion 21 and be connected with connector 3 bottom seat 2, and connector 3 arranges the lower installation portion 31 corresponding with chair leg installation portion 11 and installs 21 corresponding upper installation portions 32 with seat.
Lower installation portion 31 is provided with location structure 312, installs bolt hole corresponding to passage 113 311 with bolt.Upper location structure 312 can be groove or projection.Chair leg installation portion 11 comprises mounting nuts 111, for placing the nut cavity 112 of mounting nuts 111, passage 113 installed by bolt, nut places passage 114 and lower location structure 115.Lower location structure 115 mates with upper location structure 312.If upper location structure 312 is groove, corresponding lower location structure 115 is protruding.If upper location structure 312 is protruding corresponding lower location structure 115 is groove.Lower location structure 115 is positioned at above nut cavity 112, and arrange through hole connection nut cavity 112 in lower location structure 115 and form bolt installation passage 113, nut places the side that passage 114 is arranged on nut cavity 112.The connectivity part that passage 113 installed by nut cavity 112 and bolt forms installing hole, and the connectivity part that nut cavity 112 and nut place passage 114 forms putting hole.The mounting nuts 111 of metal material is placed in nut cavity 112.Mounting nuts 111 comprises screwed hole 1111 and auxiliary mounting groove 1112.Screwed hole 1111 communicates with installing hole, and bolt is put into screwed hole 1111 by bolt installation passage 113 and installed.Auxiliary mounting groove 1112 is arranged on mounting nuts 111 outer surface towards putting hole side.Auxiliary mounting groove 1112 is convenient to mate with straight screwdriver or Phillips screwdriver for in-line or criss-cross groove, place passage 114 by screwdriver through nut mounting nuts 111 is pushed in nut cavity 112, and prevent when construction bolt mounting nuts 111 from rotating.
Chair leg 1 arranges reinforcement installation portion 12 inside middle and lower part, reinforcement installation portion 12 comprise be arranged on below stress surface 121, be arranged on confined planes 122, fixed part 123 above described stress surface.Stress surface 121 and confined planes 122 are parallel to each other, and fixed part 123 is arranged on below stress surface 121.Reinforcement 4 is a closed straight-flanked ring, comprises supporter 41, crossbeam 42, V-arrangement location claw.Supporter 41 and V-arrangement location claw are positioned at four drift angle places of straight-flanked ring, and crossbeam 42 forms the four edges of straight-flanked ring.The supporter 4 of adjacent chair leg 1 is fixedly connected with by crossbeam 42; The thickness of supporter 41 is slightly less than the distance between stress surface 121 and confined planes 122, and supporter 4 is arranged between stress surface 121 and confined planes 122 just.V-arrangement location claw comprises the calvus 431 being separately positioned on supporter 41 both sides, and one of them calvus 431 arranges the second bolt hole 4311 and is bolted with fixed part 123.Fixed part 123 comprises hold-down nut 1231, installs passage 1233 and the second nut placement passage 1234 for the second nut cavity 1232, second bolt placing hold-down nut 1231; Second bolt is installed passage 1233 and is communicated with calvus 431 and fixed part 123; It is vertical that passage 1233 installed by second nut placement passage 1234 and the second bolt.Second nut cavity 1232 has the second installing hole 12321 leading to the second bolt installation passage 1232 and the second putting hole 12322 leading to the second nut placement passage 1234.It is corresponding that passage 1233 installed by second bolt hole 4311 and the second bolt.Hold-down nut 1231 comprises the second screwed hole and the second auxiliary mounting groove, and screwed hole communicates with the second installing hole 12321, and the second auxiliary mounting groove is arranged on hold-down nut 1231 outer surface towards the second putting hole 12322 side.
The connector 3 of the present embodiment, reinforcement 4 and seat 2 all adopt the mode of injection moulding integrated molding to produce, and chair leg 1 is produced by simple mechanical system.
First by supporter 41 Matching installation at the reinforcement installation portion 12 of each chair leg 1 and reinforcement 4 four angles when installing: snapped in by supporter 41 between stress surface 121 and confined planes 122, the V-arrangement of both sides is determined claw and is stuck in outside fixed part 123.Hold-down nut 1231 is placed into the second nut cavity 1232 by the second auxiliary mounting groove the second nut placement passage 1234 from the side that hold-down nut 1231 put into by screwdriver.Bolt the second bolt mounting holes 12321 is from the side put into and installs.Be assembled together with the upper location structure 312 of seat 3 by the lower location structure 115 of chair leg 1, mounting nuts 112 is placed into nut cavity 112 by the auxiliary mounting groove 1112 nut placement passage 114 from the side that mounting nuts 111 put into by screwdriver.Bolt is put into from the bolt mounting holes 113 of top and installs.Finally the installation projection 211 of an installation portion is put into mounting groove 321, realize the connection of seat 2 and connector 3.
Installation process is convenient succinct, as the corresponding parts of replacement after chair leg and connector damage.Increased chair life-span, reduce maintenance cost.The more important thing is, achieve the recycling of parts, particularly saved a large amount of timber and achieved the recycling of timber, met the theory of environmental protection.
Although describe embodiments of the present invention by reference to the accompanying drawings, those of ordinary skill in the art can make various distortion or amendment within the scope of the appended claims.
Claims (9)
1. a chair leg, it is characterized in that: described chair leg top arranges chair leg installation portion, described chair leg installation portion comprises mounting nuts, for placing the nut cavity of described mounting nuts, passage installed by bolt and nut places passage, described bolt installs channel setting above described nut cavity, and described nut places channel setting in the side of described nut cavity; Described nut cavity has the installing hole leading to described bolt installation passage and the putting hole leading to described nut placement passage.
2. a kind of chair leg according to claim 1, is characterized in that: described chair inboard leg arranges reinforcement installation portion, described reinforcement installation portion comprise be arranged on bottom stress surface, be arranged on confined planes above described stress surface.
3. a kind of chair leg according to claim 2, is characterized in that: described reinforcement installation portion also comprises fixed part.
4. a kind of chair leg according to claim 3, is characterized in that: described fixed part comprises hold-down nut, for placing the second nut cavity of described hold-down nut, the second bolt installs passage and the second nut and place passage; Described second nut places passage and channel vertical installed by described second bolt; Described second nut cavity has the second installing hole leading to described second bolt installation passage and the second putting hole leading to described second nut placement passage.
5. a kind of chair leg according to claim 1, is characterized in that: described chair leg installation portion arranges lower location structure.
6. a kind of chair leg according to claim 5, is characterized in that: described lower location structure is for protruding.
7. a kind of chair leg according to claim 5, is characterized in that: described lower location structure is groove.
8. a kind of chair leg according to claim 1, it is characterized in that: described mounting nuts comprises screwed hole and auxiliary mounting groove, described screwed hole communicates with described installing hole, and described auxiliary mounting groove is arranged on described mounting nuts outer surface towards described putting hole side.
9. a kind of chair leg according to claim 4, it is characterized in that: described hold-down nut comprises the second screwed hole and the second auxiliary mounting groove, described second screwed hole communicates with described second installing hole, and described second auxiliary mounting groove is arranged on described hold-down nut outer surface towards described second putting hole side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520437439.0U CN204812893U (en) | 2015-06-23 | 2015-06-23 | Chair leg |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520437439.0U CN204812893U (en) | 2015-06-23 | 2015-06-23 | Chair leg |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204812893U true CN204812893U (en) | 2015-12-02 |
Family
ID=54670554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520437439.0U Active CN204812893U (en) | 2015-06-23 | 2015-06-23 | Chair leg |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204812893U (en) |
-
2015
- 2015-06-23 CN CN201520437439.0U patent/CN204812893U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |