CN2642137Y - Working life increasable and length extensible slideway structure for drawer - Google Patents
Working life increasable and length extensible slideway structure for drawer Download PDFInfo
- Publication number
- CN2642137Y CN2642137Y CNU03251140XU CN03251140U CN2642137Y CN 2642137 Y CN2642137 Y CN 2642137Y CN U03251140X U CNU03251140X U CN U03251140XU CN 03251140 U CN03251140 U CN 03251140U CN 2642137 Y CN2642137 Y CN 2642137Y
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- CN
- China
- Prior art keywords
- slide rail
- steel ball
- rolling bearing
- rail
- length
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Drawers Of Furniture (AREA)
- Bearings For Parts Moving Linearly (AREA)
Abstract
The utility model relates to a drawer slide rail construction which can increase service life and extend length, comprising an outer slide rail, an inner slide rail and a steel ball slide. The steel ball slide is sheathed between the outer slide rail and the inner slide rail to guide the inner slide rail and cause the inner slide rail to be sheathed on the internal slot of the outer slide rail so as to freely extend and slide. The inserted end of the outer slide rail is fixedly arranged with a rolling bearing positioned between the internal slots of the outer slide rail to be used as an auxiliary component for guiding the inner slide rail, and the outer rim of the rolling bearing contacts the upper and lower blocks of the internal slot of the inner slide rail to play a role of guiding and movement. Therefore, when the inner slide rail extends and moves, the steel ball slide and the rolling bearing can form multiple points guidance to assist movement, and when the inner slide rail fully extends, the rolling bearing can increase resisting torque of end of the inner slide rail to form multiple points supporting resisting torque and can effectively shorten the length of the steel ball slide, and further increase the service life of the whole drawer slide rail as well as play the function of extending length.
Description
Technical field
The utility model is the improvement about a kind of drawer sliding rail, refers in particular to a kind of drawer sliding rail structure that increases service life and can prolong spread length that has.
Background technology
As shown in Figures 1 and 2, its view is a kind of structure of known drawer sliding rail, its mainly include an external slide rail 1 ', slide rail 2 in ' and steel ball slide plate 3 ', and should in slide rail 2 ' be placed on external slide rail 1 ' inside groove 11 ' on, and steel ball slide plate 3 ' chuck in external slide rail 1 ' and in slide rail 2 ', be provided with as the usefulness of slide rail 2 ' slippage in the guiding, slide rail 2 in impelling ' be placed on external slide rail 1 ' inside groove 11 ' on be able to freely stretch slippage.
Yet, above-mentioned steel ball slide plate 3 ' chuck in external slide rail 1 ' and one in slide rail 2 ', when interior slide rail 2 ' when stretching entirely, this steel ball slide plate 3 ' be and then in slide rail 2 ' slide onto contact at external slide rail 1 ' stop foremost, and this steel ball slide plate 3 ' length L is the qualification standard that a customized type is arranged, with slide rail 2 in resisting ' support place formation moment loading in external slide rail 1 ' handing-over when stretching entirely, otherwise steel ball slide plate 3 ' can't suppress the moment loading that this place forms, can cause external slide rail 1 ' inside groove 11 ' go up the both sides retaining stretch sheet 12 ' outwards distortion, serious even cause the both sides retaining to stretch sheet 12 ' outwards the strut phenomenon of expansion, slide rail 2 in causing ' and steel ball slide plate 3 ' whole group comes off, so whole drawer sliding rail had just lost efficacy.
Again, above-mentioned steel ball slide plate 3 ' length L be according to slide rail spread length and external slide rail 1 ', factor such as interior slide rail 2 ' cross-sectional width makes the qualification standard of an effective length, so the steel ball slide plate 3 that limits of standard length ' cause, internally slide rail 2 ' institute spread length also is restricted to some extent mutually, therefore slide rail 2 ' spread length is not to reach the required nearly full spread length that stretches in, and desirable not to the utmost part is arranged in fact.
In addition, during interior slide rail 2 ' stretching, extension displacement, guide by steel ball slide plate 3 ' work entirely and resist and form moment loading in external slide rail 1 ' handing-over support place, prolonged and repeated pull displacement is used, cause this steel ball slide plate 3 ' than external slide rail 1 ', interior slide rail 2 ' in advance damages, and influences the service life of whole drawer sliding rail.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, user demand based on drawer sliding rail, and for making its growth in service life and stretching, extension utilization benefit reach optimized demand property, and improved at the defective that existing drawer sliding rail is produced, and a kind of drawer sliding rail structure that increases service life and can prolong spread length that has is proposed.
The setting of the rolling bearing in the drawer sliding rail structure that another purpose of the present utility model is to be provided, the effect of having shared the guiding displacement of steel ball slide plate relatively and having resisted moment, therefore the steel ball slide plate of standard length can be done a contraction in length adjustment, internally the length of slide rail stretching, extension can increase the length that the steel ball slide plate shortens mutually, and then the slide rail spread length reaches the nearly full spread length that stretches in making, be provided with increasing the drawer open area, help the user and pick and place.
The purpose of this utility model realizes by following technical proposals, it is of the present utility model that to have the drawer sliding rail structure that increases service life and can prolong spread length be to utilize the external slide rail of drawer sliding rail to go into the embedding end to set firmly a rolling bearing, its rolling bearing is provided with between the inner groove of external slide rail, be provided with as the interior slide rail guiding accessory part of displacement in the external slide rail of planting, when slide rail stretches displacement so, not only reliable steel ball slide plate is guided, and it is auxiliary that rolling bearing also can increase the displacement guiding, slide rail stretching, extension displacement possesses multiple spot guiding displacement is arranged in making, and the design that external slide rail is gone into the embedding end is fixed in the rolling bearing setting, when interior slide rail stretches entirely, stagnate in external slide rail for its terminal one section and go into the embedding end, on the inside groove of the internal slide rail of this rigidity rolling bearing energy, following retaining is stretched sheet and is conflicted, the terminal one section resistant function that supports formation moment in place in the external slide rail handing-over of slide rail in so can increasing, therefore this place's moment loading can be suppressed by the multi-point support of rolling bearing and steel ball slide plate, and the moment loading that the steel ball slide plate is born alleviates, prolonged its service life, also obtained the service life of whole relatively drawer sliding rail to prolong.
According to structure of the present utility model, its advantage is reliable steel ball slide plate and the auxiliary displacement of rolling bearing formation multiple spot guiding when interior slide rail stretches displacement, and the terminal moment of resistance effect of slide rail in can increasing with rolling bearing during full exhibition, suppress moment loading to form multi-point support, and can do one to the length of this steel ball slide plate and effectively shorten adjustment, and then can not only be increased the service life of whole drawer sliding rail, also can reach the effectiveness that prolongs spread length simultaneously.
Description of drawings
Shown in Figure 1 is the schematic appearance of known drawer sliding rail structure;
Shown in Figure 2 is the side schematic view of known drawer sliding rail associated components assembly corresponding states;
Shown in Figure 3 is the schematic appearance of the utility model drawer sliding rail structure;
Figure 4 shows that the utility model drawer sliding rail associated components assembly corresponding states schematic perspective view;
Shown in Figure 5 is the side signal of the utility model drawer sliding rail associated components assembly corresponding states.
Shown in Figure 6 is the embodiment schematic diagram that the utility model drawer sliding rail is applied to the three-sectional drawer sliding rail.
Symbol description:
1 external slide rail; 1 ' external slide rail; 11 inner grooves; 11 ' inner groove; 12 go into the embedding end; 12 ' retaining is stretched sheet; 13 rolling bearings; 131 outer rims; Slide rail in 2; 2 ' interior cunning; 21 inner grooves; Retaining is stretched sheet on 211; 212 times retaining is stretched sheet; 3 steel ball slide plates; 3 ' steel ball slide plate; 4 extend external slide rail; 41 inner grooves; 5 steel ball slide plates.
The specific embodiment
See also Fig. 3, the utility model drawer sliding rail structure mainly includes an external slide rail 1, one an interior slide rail 2 and a steel ball slide plate 3, and should be placed on the inside groove 11 of external slide rail 1 by interior slide rail 2, and steel ball slide plate 3 chucks in external slide rail 1 and in 2 of slide rails, be provided with as the usefulness of slide rail 2 slippages in the guiding, slide rail 2 is placed on the inside groove 11 of external slide rail 1 and is able to freely stretch slippage in impelling.
Again, the embedding end 12 of going into of above-mentioned external slide rail 1 sets firmly a rolling bearing 13, its rolling bearing 13 is provided with between the inside of external slide rail 1 groove 11, be provided with as the interior slide rail 2 guiding accessory part of displacement in the inside groove 11 of external slide rail 1 of planting, and the outer rim 131 of this rolling bearing 13 just contact in the upper and lower retaining of inside groove 21 of slide rail 2 stretch sheet 211,212 and do guiding displacements (as Fig. 4 and shown in Figure 5).
Like this, when interior slide rail 2 stretched displacements, not only reliable steel ball slide plate 3 guide, and rolling bearing 13 also can to increase the displacement guiding auxiliary, slide rail 2 stretching, extension displacements possess in making has multiple spot to guide the characteristic of displacement; Again, this rolling bearing 13 is provided with the design of going into embedding end 12 of being fixed in external slide rail 1, when interior slide rail 2 stretches entirely, stagnate for its terminal one section and go into embedding end 12 in external slide rail 1, slide rail 2 terminal one section resistant function that support formation moment in place in external slide rail 1 handing-over in so can increasing, therefore this place's moment loading can be suppressed by the multi-point support of rolling bearing 13 and steel ball slide plate 3, and the moment loading that steel ball slide plate 3 is born alleviates, prolonged its service life, also obtained the service life of whole relatively drawer sliding rail to prolong.
Just make comparisons with the utility model drawer sliding rail structure with the existing drawer sliding rail structure of same specification length steel ball slide plate 3, the rolling bearing of going into embedding end 12 13 of the utility model external slide rail 1 is provided with, continuing repeatedly under the fatigue test of pull, drawer sliding rail structure of the present utility model just can be increased to 4 times service life than the drawer sliding rail structure of existing same specification length steel ball slide plate 3, has progressive and industrial utilization.
Moreover, the rolling bearing of going into embedding end 12 13 of the utility model external slide rail 1 is provided with, the effect of having shared the 3 guiding displacements of steel ball slide plate relatively and having resisted moment, therefore the steel ball slide plate 3 of standard length can be done a contraction in length adjustment, internally the length of slide rail 2 stretching, extensions can increase the length that steel ball slide plate 3 shortens mutually, and then makes interior slide rail 2 spread lengths reach the spread length of nearly full stretching, extension, is provided with increasing the drawer open area, help the user and pick and place, have practical value.
The above-mentioned drawer sliding rail structure that increases service life and can prolong spread length that has of the present utility model, only explanation is applied to the drawer sliding rail embodiment of bipartial, its also as shown in Figure 6 application implementation on the sliding rail structure of drawer of three-sectional, with above-mentioned external slide rail 1 as slide rail in the middle of, inside groove 11 outer rims that are this external slide rail 1 are nested with an extension external slide rail 4 again, and utilize a steel ball slide plate 5 chucks in external slide rail 1 and extend 4 of external slide rails again, be provided with usefulness as 1 slippage of guiding external slide rail, impel external slide rail 1 to be placed on the inside groove 41 that extends external slide rail 4 and be able to freely stretch slippage, the same effectiveness that has increase service life and can prolong spread length.
Above-listed explanation is specifying at possible embodiments of the present utility model; but embodiment is not in order to limit scope of asking for protection of the present utility model; allly do not break away from the equivalence that the utility model skill spirit does and implement or change, all should be contained among the claimed scope of the utility model.
Claims (1)
1, a kind of have a drawer sliding rail structure that increases service life and can prolong spread length, and it mainly includes a slide rail and a steel ball slide plate in the external slide rail,, this steel ball slide plate chuck in external slide rail and between slide rail; It is characterized in that: the embedding end of going into of this external slide rail sets firmly a rolling bearing, its rolling bearing is to be provided with between between the groove of the inside of external slide rail as interior slide rail displacement guiding accessory part, and the outer rim of this rolling bearing just contact in the upper and lower retaining of inside groove of slide rail stretch sheet and do the guiding displacement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU03251140XU CN2642137Y (en) | 2003-04-30 | 2003-04-30 | Working life increasable and length extensible slideway structure for drawer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU03251140XU CN2642137Y (en) | 2003-04-30 | 2003-04-30 | Working life increasable and length extensible slideway structure for drawer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2642137Y true CN2642137Y (en) | 2004-09-22 |
Family
ID=34293959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU03251140XU Expired - Fee Related CN2642137Y (en) | 2003-04-30 | 2003-04-30 | Working life increasable and length extensible slideway structure for drawer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2642137Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101953585A (en) * | 2008-12-23 | 2011-01-26 | 格拉斯有限公司 | The band guiding is to the device and the furniture of the guide unit of the movable furniture drawer of main body |
| CN101720192B (en) * | 2007-05-07 | 2011-12-21 | 保罗黑蒂希有限及两合公司 | Telescopic guide rail |
| CN110716117A (en) * | 2019-09-06 | 2020-01-21 | 上海御渡半导体科技有限公司 | Test board card leading-in device for automatic test equipment |
-
2003
- 2003-04-30 CN CNU03251140XU patent/CN2642137Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101720192B (en) * | 2007-05-07 | 2011-12-21 | 保罗黑蒂希有限及两合公司 | Telescopic guide rail |
| CN101953585A (en) * | 2008-12-23 | 2011-01-26 | 格拉斯有限公司 | The band guiding is to the device and the furniture of the guide unit of the movable furniture drawer of main body |
| CN101953585B (en) * | 2008-12-23 | 2013-08-21 | 格拉斯有限公司 | Device with guide unit for moving furniture pullout relative to body and furniture |
| CN110716117A (en) * | 2019-09-06 | 2020-01-21 | 上海御渡半导体科技有限公司 | Test board card leading-in device for automatic test equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |