CN101672314A - Connection fitting of household product - Google Patents
Connection fitting of household product Download PDFInfo
- Publication number
- CN101672314A CN101672314A CN200910197376A CN200910197376A CN101672314A CN 101672314 A CN101672314 A CN 101672314A CN 200910197376 A CN200910197376 A CN 200910197376A CN 200910197376 A CN200910197376 A CN 200910197376A CN 101672314 A CN101672314 A CN 101672314A
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- Prior art keywords
- toothed surfaces
- screw
- accessory body
- toothed
- screw rod
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Abstract
The invention relates to a connection fitting of a household product, which comprises a fitting body and a screw, wherein the screw comprises a screw head and a screw rod, and the screw rod is dividedinto a positioning section and a connecting section; a special-shaped channel in a racket shape is arranged on the fitting body and comprises a channel in a racket plate shape and a channel in a racket rod shape; a toothed body with an expansion function is arranged on the peripheral surface of the fitting body to form a first toothed surface, and at least a pair of positioning grooves and at least a pair of clamping strips which extend to two sides are respectively arranged symmetrically in the axial direction of the first toothed surface; two inner side surfaces of the channel in the racketrod shape on the fitting body form a second toothed surface; the distance between the two toothed surfaces is slightly smaller than the external diameter of the positioning section of the screw rod;a pair of inclined third toothed surfaces are formed between the second toothed surface and the back surface of the fitting body; and the integral gradient of each third toothed surface is matched with the external form of the bottom of the screw head, and the junction of each third toothed surface and the second toothed surface is slightly higher than the positioning section of the screw rod. Thefitting body can be fixed without using any screw thread, can be quickly assembled, and has high construction efficiency and firm connection.
Description
Technical field
The invention belongs to the hardware fitting technical field, relate to a kind of connection fittings of family product.
Background technique
All the time, the assembly structure for family product has following several substantially:
1, utilize iron nail to be connected and fixed.It belongs to the most traditional fit, adopts the surface of this assembly structure timber products can stay numerous screw terminal and makes its surface irregularity, the effect that can have influence on paint again promptly not attractive in appearance, time grow screw also can to get rusty, also be unfavorable for dismounting.
2, adopt auger screw to connect the mode of adding a cover.The existing improvement of its surface smoothness of iron nail linkage structure that this assembly structure is above-mentioned relatively, but construction gets up to waste time and energy, and work efficiency is low, in case the drill hole lid is lost in the using process, then the surface has permanently stayed mounting hole, has directly had influence on the overall appearance of product.
3, utilize eccentric shaft to connect.As shown in fig. 1, it is the connection fittings of the extensive employing of sectional furniture in the market, owing to can generation rock after its eccentric shaft assembling, so poor stability.And the eccentric shaft fixedly nut of usefulness and timber products color is inconsistent and expose in appearance, has had a strong impact on whole attractive in appearancely, has reduced the grade of product.
4, adopt dowel and glue to be connected and fixed.This also is the assembly structure of more traditional timber products, though the wooden product surface of this structure is smooth, does not also influence the effect of mopping, and the joint fastness is not enough, slightly firmly will split; It is all the more so to utilize glue to fix, and the environmental protection aspect also is restricted.
In addition, the iron sheet suspension member as shown in Figure 2 that occurs on the market because its thickness is very limited, can't be realized the assembling of family product at all.
Chinese patent ZL 200410017980.2 discloses a kind of " novel modular construction Wooden stair ", link between the step plate of these stair and riser, the beam slab has adopted a kind of connection fittings that have special-shaped groove, link to each other with the screw of predetermined fixed on riser or beam slab by this accessory, realize being located by connecting of step plate and riser or beam slab with this.
Owing to be evenly equipped with several fixedly screw holes of usefulness on its accessory, during assembling, need earlier retaining screw to be passed this screw hole accessory is fixed in the groove on the step plate inner side surface, then can link to each other with riser or beam slab.At least need on the every step plate plural accessory is installed, be generally four, be provided with three screw holes on each accessory at least, therefore, the effect of this Placement is low especially.
Simultaneously, because contacted two inner side surfaces of screw rod of accessory body and screw are the light face, in use, relative position between accessory body and the screw can be owing to being vibrated or changing from the influence of the factors such as external force of all directions, it is loosening that connection part is occurred, and then directly have influence on the degree of being connected firmly between step plate and riser or the beam slab.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art or defective, a kind of connection fittings of family product are provided,, can realize the assembling of family product apace because this accessory body need not to use any screw to fix, efficiency of construction height not only, its connection is also very firm.
To achieve these goals, the present invention has adopted following technological scheme:
A kind of connection fittings of family product comprise the accessory body that is embedded on described family product sheet material inner face groove, the screw that links to each other with accessory body location;
Described accessory body be provided with screw mutually logotype be the special-shaped groove of racket shape, comprise being clappers shape and dabber shape groove;
Described screw comprises screw head, screw rod; Screw rod comprises positioning section, linkage section;
The boundary dimension that is the boundary dimension of clappers shape groove and screw head on the described accessory body is suitable; The diameter that is the width of dabber shape groove and screw rod positioning section is suitable;
It is characterized in that,
Be evenly equipped with the dentate body that several have the expansion function on the axial external surface of described accessory body, constitute first toothed surfaces, the Outside Dimensions of this toothed surfaces is slightly larger than and is used to embed the set recess width of accessory body; This toothed surfaces axially be arranged with at least one pair of positioning groove respectively;
Be on the described accessory body on two inner side surfaces of dabber shape groove and be evenly equipped with the dentate body that several have the expansion function, constitute second toothed surfaces; Distance between this two toothed surfaces is slightly less than the external diameter of screw rod positioning section;
Be provided with the pair of angled face between second toothed surfaces of described accessory body and the back side of accessory body, be evenly equipped with the dentate body that several have the expansion function on this plane of inclination, constitute the 3rd toothed surfaces; The profile of the angle of inclination of this toothed surfaces and described screw head bottom is suitable, and the position of itself and the second toothed surfaces interfaces is a little more than the positioning section of described screw rod.
The connection fittings of above-mentioned family product, wherein,
Also be provided with the elasticity card article that at least one pair of stretches to both sides on first toothed surfaces of described accessory body.
The profile of described accessory body can be circle, ellipse, rectangle or arbitrary polygon.
Dentate body on described first toothed surfaces can be the annular tooth that radially is provided with along this body peripheral surface, can also be the bar shaped tooth that axially is provided with along this body peripheral surface.
The cross section of dentate body can be arc, triangle, trapezoidal, rectangle or arbitrary polygon on described first, second, third toothed surfaces.
The clappers shape groove that is of described accessory body can be fan-shaped, circular, rectangle or arbitrary polygon.
Dentate body on described second toothed surfaces and the 3rd toothed surfaces is parallel to each other.
Dentate body on described second toothed surfaces and the 3rd toothed surfaces tilts mutually.
Described second toothed surfaces is vertical mutually with dentate body on the 3rd toothed surfaces.
Owing to adopted above-mentioned technological scheme, the present invention compared with prior art has following advantage and good effect:
1. several have first toothed surfaces of dentate bodies formation of expansion function because the peripheral surface of accessory body is served as reasons, during assembling, only need it is embedded in the groove that is provided with on the family product inner face, need not to use screw to fix, can realize assembling apace, efficiency of construction increases substantially.Simultaneously, because the Outside Dimensions of this accessory body is slightly larger than the recess width that it embeds, the axial both sides of its toothed surfaces are provided with the elasticity card article again, and therefore, its connection is very firm.
2. owing to be provided with second toothed surfaces on the accessory body, limited the axial displacement of screw effectively, make it very firm, also can not produced displacement, the situation that the connection part of product also can not occur becoming flexible even if the effect of external force such as vibrate with being connected of accessory body.
3. owing on the accessory body, be provided with the 3rd toothed surfaces of inclination, limited the radial displacement of screw effectively, made that the degree of being connected firmly between screw and the accessory body further improves.
Therefore, connection fittings of the present invention not only can also can be widely used in the composition of wooden structures owing to the assembling of staircase boards, as: in the assembling of family products such as composite furniture, cabinet, assembly type stair, ceiling board, shelf, photo frame, kickplate.The vestige of its no any connection in surface, elegant in appearance, lacquer painting can not promote the total quality of product greatly because of link produces aberration.
In addition, connection fittings of the present invention also since have connect rapidly, can permanently hide, again for convenience detach, volume is small and exquisite, simple in structure, with low cost, characteristics such as durable in use, thereby, have application value widely.
Description of drawings
By following examples and in conjunction with the description of its accompanying drawing, can further understand purpose, specific structural features and the advantage of its invention.In the accompanying drawing,
Fig. 1 is the structural representation that utilizes eccentric shaft to connect in the prior art;
Fig. 2 is a kind of iron sheet suspension member schematic representation of the prior art;
Fig. 3 is the front schematic view of accessory body of the present invention;
Fig. 4 is that A among Fig. 3 is to structural representation;
Fig. 5 is the structure schematic representation of Fig. 3;
Fig. 6,7, the 8th, B-B is to the sectional structure schematic representation of three kinds of difference second toothed surfaces among Fig. 5;
Fig. 9 is a kind of situation perspective view of second, third toothed surfaces on the accessory body;
Figure 10 is the perspective view of a kind of screw of relating to of link of the present invention;
Figure 11, Figure 12 are respectively the structural representations that the screw of two kinds of different structure forms of employing connects;
Figure 13 utilizes link of the present invention that sectional furniture is carried out the assembled construction schematic representation;
Figure 14 is the accessory body perspective view of another kind of special-shaped groove among Fig. 4;
Figure 15, Figure 16, Figure 17 are respectively the structural representations of three kinds of different profiles of accessory body;
Figure 18 is the schematic representation of the dentate body different cross section on first, second, third toothed surfaces.
Embodiment
Referring to Fig. 3～5, cooperate referring to Figure 10～12, the connection fittings of a kind of family product that the present invention relates to comprise the accessory body 1 that is embedded on household production board material inner face groove, the screw 2 that links to each other with this accessory body 1 location.Accessory body 1 is provided with and the screw 2 special-shaped groove 11 of logotype mutually, and this abnormity groove 11 is the racket shape substantially, comprises being clappers shape and dabber shape groove 11a, 11b;
The boundary dimension that is the boundary dimension of clappers shape groove 11a and screw head 21 on the accessory body 1 is suitable; The diameter that is the width of dabber shape groove 11b and screw rod positioning section 22a on the accessory body 1 is suitable.
Be evenly equipped with the dentate body that several have the expansion function on the axial external surface of accessory body 1, constitute first toothed surfaces 12; The Outside Dimensions of this toothed surfaces 12 is slightly larger than the width that is used to embed accessory body 1 set groove C, this toothed surfaces 12 axially be arranged with at least one pair of positioning groove 12a respectively.
The elasticity card article 12b that at least one pair of stretches to axial both sides can be set on first toothed surfaces 12 of accessory body 1 of the present invention.In the present embodiment, elasticity card article 12b is symmetrically arranged 4, utilizes the effect of elasticity card article 12b, and accessory body 1 is embedded more securely in groove C.
The accessory body is on two inner side surfaces of dabber shape groove 11b and is evenly equipped with the dentate body that several have the expansion function, constitutes second toothed surfaces 13; Distance between this two toothed surfaces 13 is slightly less than the external diameter of screw rod positioning section 22a;
Be provided with the pair of angled face between second toothed surfaces 13 of accessory body 1 and the back side of accessory body 1, be evenly equipped with the dentate body that several have the expansion function on this plane of inclination, constitute the 3rd toothed surfaces 14; The profile of the whole gradient of this toothed surfaces 14 and screw head 21 bottoms is suitable, and the position of itself and second toothed surfaces, 13 interfaces is a little more than the positioning section 22a of screw rod.
Shown in Figure 15～17, the profile of accessory body 1 can be circle, ellipse, rectangle or arbitrary polygon.
Dentate body on accessory body 1 first toothed surfaces 12 can be as shown in Figure 4, along the annular tooth that this accessory body peripheral surface radially is provided with, can also be the bar shaped tooth that axially is provided with along this body peripheral surface, and its cross section is preferably triangle.
As shown in figure 18, the cross section of dentate body can be arc a, triangle e or shapes such as d, trapezoidal b, rectangle or arbitrary polygon c on first, second, third toothed surfaces 12,13,14.
Shown in Fig. 3,14～17, the clappers shape groove 11a that is of accessory body 1 can be fan-shaped, circular, rectangle or arbitrary polygon.
Shown in Fig. 6,9, second toothed surfaces 13 is vertical mutually with dentate body on the 3rd toothed surfaces 14.
As shown in Figure 7, the dentate body on second toothed surfaces 13 and the 3rd toothed surfaces 14 is parallel to each other.
As shown in Figure 8, the dentate body on second toothed surfaces 13 and the 3rd toothed surfaces 14 tilts mutually.
Utilize the link of the present invention as family product, its linkage structure is shown in Figure 11,12,13.
During assembling, earlier accessory body 1 is embedded in the groove C that is provided with on the back sides such as family product such as stair tread, the linkage section 22b of screw rod is fixed on the connection part that is connected product such as stair beam slab etc., be embedded in being dabber shape groove 11a being the positioning section 22a of clappers shape groove 11b on the screw head 21 align fittings bodies again screw rod, only need simple motions such as employing manually pushes away, bat, can assemble apace, convenient and swift, the vestige of its no any connection in surface, the product overall appearance is generous.
Claims (9)
1, a kind of connection fittings of family product comprise the accessory body that is embedded on described family product sheet material inner face groove, the screw that links to each other with accessory body location;
Described accessory body be provided with screw mutually logotype be the special-shaped groove of racket shape, comprise being clappers shape and dabber shape groove;
Described screw comprises screw head, screw rod; Screw rod comprises positioning section, linkage section;
The boundary dimension that is the boundary dimension of clappers shape groove and screw head on the described accessory body is suitable; The diameter that is the width of dabber shape groove and screw rod positioning section is suitable;
It is characterized in that,
Be evenly equipped with the dentate body that several have the expansion function on the axial external surface of described accessory body, constitute first toothed surfaces, the Outside Dimensions of this toothed surfaces is slightly larger than and is used to embed the set recess width of accessory body; This toothed surfaces axially be arranged with at least one pair of positioning groove respectively;
Be on the described accessory body on two inner side surfaces of dabber shape groove and be evenly equipped with the dentate body that several have the expansion function, constitute second toothed surfaces; Distance between this two toothed surfaces is slightly less than the external diameter of screw rod positioning section;
Be provided with the pair of angled face between second toothed surfaces of described accessory body and the back side of accessory body, be evenly equipped with the dentate body that several have the expansion function on this plane of inclination, constitute the 3rd toothed surfaces; The profile of the angle of inclination of this toothed surfaces and described screw head bottom is suitable, and the position of itself and the second toothed surfaces interfaces is a little more than the positioning section of described screw rod.
2, the connection fittings of family product according to claim 1 is characterized in that, also are provided with the elasticity card article that at least one pair of stretches to both sides on first toothed surfaces of described accessory body.
3, the connection fittings of family product according to claim 1 and 2 is characterized in that, the profile of described accessory body can be circle, ellipse, rectangle or arbitrary polygon.
4, according to the connection fittings of claim 1 or 2 or 3 described family products, it is characterized in that, dentate body on described first toothed surfaces can be the annular tooth that radially is provided with along this body peripheral surface, can also be the bar shaped tooth that axially is provided with along this body peripheral surface.
According to the connection fittings of claim 1 or 2 or 3 described family products, it is characterized in that 5, the cross section of dentate body can be arc, triangle, trapezoidal, rectangle or arbitrary polygon on described first, second, third toothed surfaces.
According to the connection fittings of claim 1 or 2 or 3 described family products, it is characterized in that 6, the clappers shape groove that is of described accessory body can be fan-shaped, circular, rectangle or arbitrary polygon.
According to the connection fittings of claim 1 or 2 or 3 described family products, it is characterized in that 7, the dentate body on described second toothed surfaces and the 3rd toothed surfaces is parallel to each other.
According to the connection fittings of claim 1 or 2 or 3 described family products, it is characterized in that 8, the dentate body on described second toothed surfaces and the 3rd toothed surfaces tilts mutually.
According to the connection fittings of claim 1 or 2 or 3 described family products, it is characterized in that 9, described second toothed surfaces is vertical mutually with dentate body on the 3rd toothed surfaces.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910197376A CN101672314A (en) | 2009-10-20 | 2009-10-20 | Connection fitting of household product |
| CN2010100031603A CN101782096B (en) | 2009-10-20 | 2010-01-08 | Connection fitting of family product |
| CN 201010284545 CN102042284A (en) | 2009-10-20 | 2010-09-17 | Structure of fitting for assembled furniture |
| CN2010205328240U CN201763734U (en) | 2009-10-20 | 2010-09-17 | Combination furniture fitting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910197376A CN101672314A (en) | 2009-10-20 | 2009-10-20 | Connection fitting of household product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101672314A true CN101672314A (en) | 2010-03-17 |
Family
ID=42019672
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910197376A Pending CN101672314A (en) | 2009-10-20 | 2009-10-20 | Connection fitting of household product |
| CN 201010284545 Pending CN102042284A (en) | 2009-10-20 | 2010-09-17 | Structure of fitting for assembled furniture |
| CN2010205328240U Expired - Fee Related CN201763734U (en) | 2009-10-20 | 2010-09-17 | Combination furniture fitting structure |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010284545 Pending CN102042284A (en) | 2009-10-20 | 2010-09-17 | Structure of fitting for assembled furniture |
| CN2010205328240U Expired - Fee Related CN201763734U (en) | 2009-10-20 | 2010-09-17 | Combination furniture fitting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN101672314A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102182735A (en) * | 2011-04-22 | 2011-09-14 | 冯江叶 | Special invisible connecting piece for assembled furniture |
| CN105064632A (en) * | 2015-08-17 | 2015-11-18 | 北京市建筑工程装饰集团有限公司 | Three-jaw inverted nail for installing wooden decorated panel, stairway and installation method thereof |
| CN105673642A (en) * | 2016-04-27 | 2016-06-15 | 陶学庆 | Hidden type furniture connecting piece |
| CN108626213A (en) * | 2018-06-12 | 2018-10-09 | 胡坚锋 | Universal connector, furniture assembly, process tool and assembled furniture |
| WO2021088864A1 (en) * | 2019-11-05 | 2021-05-14 | 广州市全居优品智能科技有限公司 | Anti-rotation connection structure for connecting boards, combined boards, and production method |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101672314A (en) * | 2009-10-20 | 2010-03-17 | 刘家宇 | Connection fitting of household product |
| CN103438059B (en) * | 2013-04-20 | 2016-03-23 | 广东安帝斯智能家具组件有限公司 | A kind of adjustable self-locking formula hides furniture plate body link entirely |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2016234A1 (en) * | 1970-04-04 | 1971-10-14 | Rosenkranz G | Fastening sleeve for screws and the like |
| CN2382876Y (en) * | 1999-07-04 | 2000-06-14 | 伍志勇 | Connection fastener for plate furniture |
| CN2721947Y (en) * | 2004-07-27 | 2005-08-31 | 上海环达计算机科技有限公司 | Slide fastener mechanism |
| CN200975387Y (en) * | 2006-09-19 | 2007-11-14 | 立港股份有限公司 | Buckling component of combination type commercial product |
| CN101672314A (en) * | 2009-10-20 | 2010-03-17 | 刘家宇 | Connection fitting of household product |
-
2009
- 2009-10-20 CN CN200910197376A patent/CN101672314A/en active Pending
-
2010
- 2010-09-17 CN CN 201010284545 patent/CN102042284A/en active Pending
- 2010-09-17 CN CN2010205328240U patent/CN201763734U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102182735A (en) * | 2011-04-22 | 2011-09-14 | 冯江叶 | Special invisible connecting piece for assembled furniture |
| CN105064632A (en) * | 2015-08-17 | 2015-11-18 | 北京市建筑工程装饰集团有限公司 | Three-jaw inverted nail for installing wooden decorated panel, stairway and installation method thereof |
| CN105673642A (en) * | 2016-04-27 | 2016-06-15 | 陶学庆 | Hidden type furniture connecting piece |
| CN108626213A (en) * | 2018-06-12 | 2018-10-09 | 胡坚锋 | Universal connector, furniture assembly, process tool and assembled furniture |
| WO2021088864A1 (en) * | 2019-11-05 | 2021-05-14 | 广州市全居优品智能科技有限公司 | Anti-rotation connection structure for connecting boards, combined boards, and production method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN201763734U (en) | 2011-03-16 |
| CN102042284A (en) | 2011-05-04 |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20100317 |