CN201658034U - Three-segmented drawer guide rail structure - Google Patents
Three-segmented drawer guide rail structure Download PDFInfo
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- CN201658034U CN201658034U CN2010201083738U CN201020108373U CN201658034U CN 201658034 U CN201658034 U CN 201658034U CN 2010201083738 U CN2010201083738 U CN 2010201083738U CN 201020108373 U CN201020108373 U CN 201020108373U CN 201658034 U CN201658034 U CN 201658034U
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- bending part
- rail
- movable rail
- bent portion
- horizontal sides
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Abstract
A three-segmented drawer guide rail structure belongs to the field of furniture and comprises a fixed rail, a middle rail, a movable rail, a first retainer and a second retainer, wherein the movable rail is provided with a first bent portion and a second bent portion, the first bent portion is positioned at the junction of a horizontal edge and a vertical edge of the movable rail, the second bent portion is positioned at the lower terminal end of the vertical edge of the movable rail, a vertical edge of the middle rail is provided with a third bent portion and a fourth bent portion, the third bent portion is positioned at the junction of a horizontal edge and the vertical edge of the middle rail and is opposite to the first bent portion, the fourth bent portion is positioned below the third bent portion and is opposite to the second bent portion, a first ball is embedded between the first bent portion and the third bent portion, a second ball is embedded between the second bent portion and the fourth bent portion, and both the first ball and the second ball are constrained by the second retainer. The three-segmented drawer guide rail structure guarantees omnidirectional support of slide rails, narrows gaps of all components to the minimum, greatly improves touch feel in sliding a drawer, and is suitable for installation on all varieties of furniture.
Description
Technical field
The utility model belongs to field of furniture, especially a kind of three joint drawer guideways that have when dragging drawer along sliding feel.
Background technology
The common movable rail of drawer guideway branch, middle rail, retaining rail three joints, movable rail slides on middle rail, middle rail slides on retaining rail.Because drawer guideway mainly is to bear drawer to its pressure vertically downward that applies, so many during manufacturer design guide rail notice is concentrated on the structure of upper support, between movable rail horizontal sides and middle rail horizontal sides and between middle rail horizontal sides and retaining rail horizontal sides, be provided with some axially horizontally disposed rollers help slide rail suitable slippage under heavy duty and move.Yet, after drawer is pulled out outward, just having become cantilever beam structures between three joint particularly movable rails of guide rail and the middle rail, at this moment movable rail front end is sagging, the rear end upwarps.Remove to block contiguous middle rail to alleviate this phenomenon although some flange and roller can be set below movable rail, these measures still can not be dealt with problems fully, can not satisfy people to the excelsior requirement of product; People also find, the gap of transverse shakiness is not accurately controlled between movable rail and the middle rail or between middle rail and the retaining rail, the motion of drift about can feeling when front and back drag drawer that drawer is additional and having, this also is with people the expectation of high-end product not to be conformed to.
Obviously, these shortcomings of existing product are need be improved.
The utility model content
The purpose of this utility model provides a kind of folding along the three joint drawer guideway structures sliding, that bad gap is minimum.
The utility model comprises retaining rail, middle rail and movable rail, and middle rail and movable rail all have horizontal sides and lay respectively at the upstanding edge of horizontal sides both sides; Between retaining rail and the middle rail first retainer is arranged, first axially horizontally disposed roller and axially upright second roller of arranging are arranged on first retainer, first roller all contacts with the surface of retaining rail and the surface of middle rail simultaneously respectively with second roller; In second retainer is arranged between rail and the movable rail, axially the 3rd horizontally disposed roller is arranged on second retainer, the horizontal sides outer surface of the 3rd roller while and middle rail with contact with the horizontal sides inner surface of movable rail; The upstanding edge that it is characterized in that movable rail has first bending part and second bending part, and first bending part is in the intersection of movable rail horizontal sides and movable rail upstanding edge, and second bending part is in the lower end of movable rail upstanding edge; The upstanding edge of middle rail has the 3rd bending part and the 4th bending part, the 3rd bending part is in the intersection of middle rail horizontal sides and middle rail upstanding edge and relative with first bending part of movable rail, and the 4th bending part is in the below of the 3rd bending part and relative with second bending part of movable rail; Assembly has first ball between first bending part and the 3rd bending part, and assembly has second ball between second bending part and the 4th bending part; All first balls and second ball are all retrained by second retainer.
As further improvement of the utility model, first bending part of movable rail is the hypotenuse of binding activity rail horizontal sides and movable rail upstanding edge; The second bending part bending of movable rail is to the inboard of movable rail; In the 3rd bending part of rail be the hypotenuse of rail horizontal sides and the 4th bending part in linking; The top of the 4th bending part of middle rail and the terminal smooth connection of the 3rd bending part, the upstanding edge smooth connection of the end of the 4th bending part and middle rail.
As a kind of preferred structure of the present utility model, second bending part and the 4th bending part all have cambered way; Second bending part is two-fold bending.
As another kind of preferred structure of the present utility model, first bending part, second bending part, the 3rd bending part and the 4th bending part all have cambered way; Second bending part is two-fold bending.
As another preferred structure of the present utility model, second bending part, the 3rd bending part and the 4th bending part all have cambered way; Second bending part is two-fold bending.
As another preferred structure of the present utility model, the 4th bending part has cambered way; Second bending part is the right angle bending.
Three joint drawer guideway structures provided by the utility model have guaranteed omnibearing support between slide rail, potential gap, each position is dropped to minimum, the feel when having improved the push-and-pull drawer greatly; Its suitable being installed on all furniture is used.
Description of drawings
Fig. 1 is a kind of drawer guideway organigram of prior art;
Fig. 2 is the structure chart of the utility model embodiment 1;
Fig. 3 is the simplified structure diagram (removing retainer) of embodiment 1;
Fig. 4 is the cutaway view of embodiment 1 movable rail;
Fig. 5 is the cutaway view of rail among the embodiment 1;
Fig. 6 is the cutaway view of embodiment 1 retaining rail;
Fig. 7 is the outside drawing of embodiment 1;
Fig. 8 is the outside drawing after embodiment 1 removes movable rail;
Fig. 9 is the outside drawing after embodiment 1 removes movable rail, second retainer and middle rail;
Figure 10 is the structure chart of the utility model embodiment 2;
Figure 11 is the structure chart of the utility model embodiment 3;
Figure 12 is the structure chart of the utility model embodiment 4;
Figure 13 is the structure chart of the utility model embodiment 5;
Figure 14 is the structure chart of the utility model embodiment 6;
Figure 15 is the structure chart of the utility model embodiment 7.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
Referring to Fig. 1, traditional drawer guideway has retaining rail, middle rail and movable rail.
Retaining rail has a long upstanding edge 101 that is used to install, and the bottom of long upstanding edge 101 extends to a short upstanding edge 103 by the base 102 of a level, and the top of short upstanding edge 103 is bent into a short horizontal sides 104, and short horizontal sides 104 is used for the pressure of support rail.
In rail roughly be ∏ shape, it has a last horizontal sides 201 that is used for support activity rail pressure, last horizontal sides 201 90 is spent bendings and is gone out right vertical edge 202 and left vertical edge 203 to the left and right sides, is bent into horizontal sides 204 at the end of left vertical edge 203.
Movable rail also is ∏ shape, and it has a horizontal sides 301 to be used for the pressure of support drawer equally, and horizontal sides 301 90 degree bendings to the left and right sides goes out two upstanding edges 302, all inwardly is bent into a short horizontal sides 303 at the end of two upstanding edges 302.
Two axial horizontally disposed last rollers 501, following roller 502 and two axially upright roll left post 601 and right rollers of arranging 602 are arranged on first retainer, 4, the first retainers 4 that have plastics to do between retaining rail and the middle rail; Last roller 501 contact with the lower surface of horizontal sides 201 on the upper surface of the short horizontal sides 104 of retaining rail and the middle rail simultaneously, and the upper surface of horizontal sides 204 contacts under the lower surface that following roller 502 is lacked horizontal sides 104 with retaining rail simultaneously and the middle rail; The post 601 that rolls left all contacts with middle rail left side vertical edge 203 or right vertical edge 202 surfaces with the surface of the short upstanding edge 103 of retaining rail respectively with right roller 602; Two short horizontal sides 303 of movable rail contact with a roller 18 that is installed on right vertical edge 202 of middle rail or the left vertical edge 203 respectively.
From the structure of Fig. 1 as can be known, in the traditional product structure, last roller 501 and the 3rd roller 8 mainly play a part to support drawer pressure, when drawer is hauled out, just become cantilever beam structures between three joint guide rails particularly movable rails and middle rail, because at this moment sagging, the rear end of movable rail front end upwarps.What can retrain at this moment that the rear end upwarps only is positioned at roller 18 on the short horizontal sides 303 of movable rail, because roller 18 is in being installed in by bearing pin is single-ended by the rail, the scale error and the rigging error between part of part are all wayward, make poor fit between roller 18 and the short horizontal sides 303, thus not straight problem after guide rail occurring and stretching out.In addition because the width of retainer limits, the length of the 3rd roller 8 can not expand long enough, cause two easy double swerves of shoulder of movable rail.
Referring to Fig. 2, Fig. 3 and Fig. 7,8,9, embodiment 1 of the present utility model has retaining rail 1, middle rail 2, movable rail 3, first retainer 4 and second retainer 7.On the annexation during wherein the utility model concentrates on the improvement of traditional product between rail 2 and movable rail 3 and middle rail 2 and the movable rail 3.
During second retainer 7 is between rail 2 and the movable rail 3, the last horizontal sides upper surface that the 3rd axially horizontally disposed roller 8 whiles of 8, the three rollers and middle rail 2 arranged on second retainer 7 with contact with the horizontal sides lower surface of movable rail 3.
Referring to Fig. 4, movable rail has the cross sectional shape of symmetry, and it comprises horizontal sides 301 and two upstanding edges 302; Its two upstanding edges 302 all have first bending part 9 and second bending part, 10, the first bending parts 9 to be positioned at the horizontal sides 301 of movable rail and the intersection of the upstanding edge 302 of movable rail, and first bending part 9 is just as a hypotenuse that links horizontal sides 301 and upstanding edge 302; Second bending part 10 of movable rail is from the inboard bending to movable rail of the end of upstanding edge 302, and it is a two-fold bending, processes cambered way 15 on second bending part 10.
Referring to Fig. 5, the cross sectional shape of middle rail comprises horizontal sides 201, left upstanding edge 203 and right upstanding edge 202.A left side upstanding edge 203 and right upstanding edge 202 have respectively the 3rd bending part 11 and the 4th bending part 12, the three bending parts 11 be positioned at horizontal sides 201 and left upstanding edge 203 or on the intersection of horizontal sides 201 and right upstanding edge 202 and relative with first bending part 9 of Fig. 4; The 3rd bending part 11 is just as the hypotenuse of horizontal sides 201 and the 4th bending part 12 on the rail in the binding; The terminal smooth connection of the top of the 4th bending part 12 and the 3rd bending part 11, the end of the 4th bending part 12 and right upstanding edge 202 or 203 smooth connections of left upstanding edge, the 4th bending part 12 is positioned at the below of the 3rd bending part 11 and relative with second bending part 10 of Fig. 4, and it also processes cambered way 15; The end of right upstanding edge 202 is bent to form the short horizontal sides 204 of rail inside in the sensing by a right angle.
Again referring to Fig. 2 and Fig. 3, each assembly has one first ball 13 respectively between the 3rd bending part 11 of first bending part 9 of movable rail the right and left and middle rail the right and left, and each assembly has one second ball 14 (see figure 3)s respectively between the 4th bending part 12 of second bending part 10 of movable rail the right and left and middle rail the right and left; Near second retainer 7 extends to second bending part 10 of movable rail downwards from the retainer entity both sides of traditional product, thereby make two first balls 13 and two second balls 14 all by second retainer 7 (see figure 2) that retrains.
Referring to Fig. 6, the structure of retaining rail is roughly the same with traditional product, retaining rail has a long upstanding edge 101 that is used to install, the bottom of long upstanding edge 101 extends to a short upstanding edge 103 by the base 102 of a level, the top of short upstanding edge 103 is bent into a short horizontal sides 104, and short horizontal sides 104 is used for the pressure of support rail.
In the structure shown in the utility model, each roller is shouldered different functions with ball: first roller 5 and the 3rd roller 8 are used for support drawer gravity vertically downward; About two second balls 14 be used for resisting and anyly make movable rail 3 try hard to upwards leave the active force of rail 2; About two first balls 13 be used for resisting and anyly make movable rail 3 try hard to direction to the left and right to depart from the active force of rail 2; Second roller 6 is used for resisting anyly to be made rail 2 try hard to direction to the left and right to depart from the active force of retaining rail 1.Under the restriction of whole rollers and ball, no matter three joint guide rails slide into any state, can both keep strong straight form, do not sink, and sideslip does not bring lighter along sliding operating experience to the user.
See Fig. 3, in embodiment 1, first ball is made point with the upstanding edge of first bending part and movable rail simultaneously and is contacted, also with between the 3rd bending part make point and contact, and all extruded cambered way at second bending part and the 4th bending part, the curvature of this cambered way is roughly coincide with the second ball surface curvature, makes that between second ball and second bending part, second ball and the 4th bending part be that face contacts.
The shape that all bending parts can on purpose be set according to the purposes or the specification of guide rail product, be between ball and the bending part and contact the force of rolling friction that can lower ball, be face between ball and the bending part and contact the pressure that can lower between ball and slideway, improve the bearing capacity of ball.
Referring to Figure 10, embodiment 2 is with the difference of embodiment 1: first bending part 9, second bending part 10, the 3rd bending part 11 and the 4th bending part 12 are shaped on cambered way 15 all.
Referring to Figure 11, in embodiment 3, second bending part 10, the 3rd bending part 11 and 12 ones of the 4th bendings all are shaped on cambered way 15.The edge of horizontal sides on the rail 2 during the cambered way 15 residing positions of other the 3rd bending part 11 are more approaching, thus first ball, 13 residing positions are than first ball, the 13 residing position height among embodiment 1 and the embodiment 2.
Referring to Figure 12, embodiment 4 is with the difference of embodiment 1: second bending part 10 is not to make two-fold bending, but do the bending at a right angle at the upstanding edge end of movable rail, become between such second bending part 10 and second ball 14 and contact, have only the 4th bending part 12 to have cambered way 15.
Referring to Figure 13, embodiment 5 only is that with the difference of embodiment 4 its second bending part 10 is not the bending of squaring up, its second bending part 10 is made the shape of quadrant ring, and the radius of this annulus is identical with the radius of second ball 14, and it is contacted with second ball, 14 formation faces.
Referring to Figure 14, embodiment 6 is on the basis of embodiment 5 structures, and its second bending part 10 has one section tail that is folded to the below, and it does not have to change the situation that contacts with second ball, 14 formation faces, and this point is changed just for the consideration on the manufacturing process.
Referring to Figure 15, the difference of the structure of embodiment 7 and embodiment 5 is that its second bending part, 10 shapes are one section curved section shape, and the curvature of this curved section is less than the surface curvature of second ball 14, between such second ball 14 and second bending part 10 is to contact.
More than each embodiment help to understand structural principle of the present utility model; yet the utility model is not got rid of other embodiment; on the contrary, anyly all will fall within the protection domain of the present utility model in the reasonable distortion of making on the basis of the utility model basic structure.
Claims (6)
1. one kind three is saved the drawer guideway structure, and it comprises retaining rail (1), middle rail (2) and movable rail (3), and middle rail (2) and movable rail (3) all have horizontal sides and lay respectively at the upstanding edge of horizontal sides both sides; Between retaining rail (1) and the middle rail (2) first retainer (4) is arranged, axially horizontally disposed first roller (5) and axially upright second roller of arranging (6) are arranged on first retainer (4), and first roller (5) all contacts with the surface of retaining rail (1) and the surface of middle rail (2) simultaneously respectively with second roller (6); Between middle rail (2) and the movable rail (3) second retainer (7) is arranged, axially horizontally disposed the 3rd roller (8) is arranged on second retainer (7), and the 3rd roller (8) contacts with horizontal sides inner surface with movable rail (3) with the horizontal sides outer surface of middle rail (2) simultaneously; It is characterized in that: the upstanding edge of described movable rail (3) has first bending part (9) and second bending part (10), first bending part (9) is positioned at the intersection of movable rail (3) horizontal sides and movable rail (3) upstanding edge, and second bending part (10) is positioned at the lower end of movable rail (3) upstanding edge; The upstanding edge of rail (2) has the 3rd bending part (11) and the 4th bending part (12) in described, the 3rd bending part (11) is arranged in the intersection of rail (2) horizontal sides and rail (2) upstanding edge and relative with first bending part (9) of described movable rail (3), and the 4th bending part (12) is positioned at the below of the 3rd bending part (11) and relative with second bending part (10) of described movable rail (3); Assembly has first ball (13) between first bending part (9) and the 3rd bending part (11), and assembly has second ball (14) between second bending part (10) and the 4th bending part (12); All first balls (13) and second ball (14) are all retrained by described second retainer (7).
2. three joint drawer guideway structures according to claim 1, it is characterized in that: first bending part (9) of described movable rail (3) is the hypotenuse of binding activity rail (3) horizontal sides and movable rail (3) upstanding edge; Second bending part (10) bending of described movable rail (3) is to the inboard of movable rail (3); The 3rd bending part (11) of rail (2) is the hypotenuse of rail (2) horizontal sides and the 4th bending part (12) in linking in described; The top of the 4th bending part (12) of rail (2) and the terminal smooth connection of the 3rd bending part (11) in described, the upstanding edge smooth connection of the end of the 4th bending part (12) and middle rail (2).
3. three joint drawer guideway structures according to claim 1 and 2, it is characterized in that: described second bending part (10) and the 4th bending part (12) all have cambered way (15); Second bending part (10) is two-fold bending.
4. three joint drawer guideway structures according to claim 1 and 2, it is characterized in that: described first bending part (9), second bending part (10), the 3rd bending part (11) and the 4th bending part (12) all have cambered way (15); Second bending part (10) is two-fold bending.
5. three joint drawer guideway structures according to claim 1 and 2, it is characterized in that: second bending part (10), the 3rd bending part (11) and the 4th bending part (12) all have cambered way (15); Second bending part (10) is two-fold bending.
6. three joint drawer guideway structures according to claim 1 and 2, it is characterized in that: described the 4th bending part (12) has cambered way (15); Described second bending part (10) is the right angle bending.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201083738U CN201658034U (en) | 2010-02-01 | 2010-02-01 | Three-segmented drawer guide rail structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201083738U CN201658034U (en) | 2010-02-01 | 2010-02-01 | Three-segmented drawer guide rail structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201658034U true CN201658034U (en) | 2010-12-01 |
Family
ID=43228440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201083738U Expired - Lifetime CN201658034U (en) | 2010-02-01 | 2010-02-01 | Three-segmented drawer guide rail structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201658034U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102273834A (en) * | 2011-06-30 | 2011-12-14 | 伍志勇 | Slide rail |
| CN103519585A (en) * | 2012-07-04 | 2014-01-22 | 李绍汉 | Drawer guide rail structure |
| CN104540418A (en) * | 2012-07-26 | 2015-04-22 | Segos株式会社 | Sliding device for drawer |
-
2010
- 2010-02-01 CN CN2010201083738U patent/CN201658034U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102273834A (en) * | 2011-06-30 | 2011-12-14 | 伍志勇 | Slide rail |
| CN103519585A (en) * | 2012-07-04 | 2014-01-22 | 李绍汉 | Drawer guide rail structure |
| CN104540418A (en) * | 2012-07-26 | 2015-04-22 | Segos株式会社 | Sliding device for drawer |
| CN104540418B (en) * | 2012-07-26 | 2016-09-07 | Segos株式会社 | Sliding device for drawer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101201 |
|
| CX01 | Expiry of patent term |