CN215820266U

CN215820266U - Synchronous hidden rail

Info

Publication number: CN215820266U
Application number: CN202122022104.0U
Authority: CN
Inventors: 梁顺伟
Original assignee: Guangdong Mingpt Metal Precision Products Co ltd
Current assignee: Guangdong Mingpt Metal Precision Products Co ltd
Priority date: 2021-08-26
Filing date: 2021-08-26
Publication date: 2022-02-15
Anticipated expiration: 2031-08-26

Abstract

The utility model relates to the technical field of drawer sliding rails, in particular to a synchronous hidden rail, which has the technical scheme that: comprises a fixed rail, a middle rail and a movable rail; the fixed rail is provided with a long pulley yoke in a sliding manner, the middle rail is arranged on the long pulley yoke in a sliding manner, the movable rail is arranged on the middle rail in a sliding manner, the middle rail is provided with a synchronizing mechanism, and the synchronizing mechanism is used for supplying the movable rail, the middle rail and the long pulley yoke to move synchronously. The utility model synchronously drives the middle rail and the long pulley frame to move when the movable rail moves through the engagement among the synchronous gear, the upper rack and the lower rack, thereby improving the synchronism of each part of the hidden rail in use, avoiding the mutual collision of parts of each part of the hidden rail in use and reducing the noise of the hidden rail in use.

Description

Synchronous hidden rail

Technical Field

The utility model relates to the technical field of drawer sliding rails, in particular to a synchronous hidden rail.

Background

The sliding rail is also called as a guide rail and a slideway, and is a hardware connecting part which is fixed on a cabinet body of furniture and is used for a drawer or a cabinet plate of the furniture to move in and out; the slide rail is suitable for connecting wooden furniture such as cabinets, official document cabinets, bathroom cabinets and the like with drawers of furniture such as steel drawers and the like.

The slide rail mainly divide into obviously adorns formula and hidden two kinds, hidden slide rail mainly has two segmentation and three-section type two kinds of forms, wherein the hidden slide rail of three-section type can make the drawer pull out more because of its in use, and the drawer that pulls out is more stable, thereby obtain wideling popularize, however, the hidden slide rail of three-section type generally comprises movable rail, well rail and fixed rail, the centre is connected by ball or gyro wheel, transmission effect is relatively poor, because each orbital activity is limited when closing the drawer, spare part in the track strikes each other, produce great noise, thereby influence the use of drawer.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a synchronous hidden rail which has the advantages of good synchronous effect, prevention of rail part impact and low noise.

The technical purpose of the utility model is realized by the following technical scheme:

the utility model provides a synchronous hidden rail, includes fixed rail, well rail and movable rail, it is provided with long pulley yoke to slide on the fixed rail, well rail slide set up in on the long pulley yoke, the movable rail slide set up in on the well rail, be equipped with lazytongs on the well rail, lazytongs is used for supplying the movable rail well rail reaches long pulley yoke synchronous motion.

In one embodiment, the synchronizing mechanism includes a gear rack, a synchronizing gear, an upper rack and a lower rack, the gear rack is disposed on the middle rail, the synchronizing gear is rotatably disposed in the gear rack, the upper rack is disposed on the movable rail, the lower rack is disposed on the long pulley frame, and both the upper rack and the lower rack are engaged with the synchronizing gear.

In one embodiment, a short pulley frame is arranged on the middle rail, a first roller is arranged on the short pulley frame, the outer edge surface of the first roller is respectively contacted with the upper surface of the middle rail and the lower surface of the movable rail, a ball is arranged on the short pulley frame, and the surface of the ball is contacted with the outer surface of the middle rail and the inner surface of the movable rail.

In one embodiment, the upper surface of the middle rail is provided with a stop block, and the short pulley frame is provided with a buffer plate matched with the stop block.

In one embodiment, a lower pulley frame is arranged on the long pulley frame, a second roller is arranged on the lower pulley frame, a supporting plate is arranged on the fixed rail, and the outer edge surface of the second roller is respectively contacted with the lower surface of the middle rail and the upper surface of the supporting plate.

In one embodiment, a baffle is arranged on the middle rail, a third roller is arranged on the lower pulley frame, and the outer edge surface of the third roller is respectively contacted with the lower surface of the supporting plate and the upper surface of the baffle.

In one embodiment, the lower pulley frame is provided with a fourth roller, and the outer edge surface of the fourth roller is respectively contacted with the inner surface of the fixed rail and the inner surface of the middle rail.

In one embodiment, a fifth roller is arranged on the long pulley frame, and the outer edge surface of the fifth roller is respectively contacted with the outer surface of the fixed rail and the inner surface of the middle rail.

In one embodiment, a plurality of adjusting sheets are detachably mounted at the top end of the movable rail, and the adjusting sheets are distributed at intervals.

The synchronous hidden rail has the following beneficial effects:

firstly, the movable rail synchronously drives the middle rail and the long pulley frame to move when moving through the meshing among the synchronous gear, the upper rack and the lower rack, so that the synchronism of each part of the hidden rail in use is improved, parts of each part of the hidden rail are prevented from colliding with each other when in use, and the noise of the hidden rail in use is reduced.

Secondly, in the utility model, the movable rail is contacted with the middle connecting rail through the first roller and the ball, the middle rail is contacted with the long pulley frame through the second roller and the fifth roller, the long pulley frame is contacted with the middle rail through the second roller and the fifth roller, and the middle rail is contacted with the fixed rail through the third roller and the fourth roller, so that the contact area of each part of the hidden rail is reduced, the friction force is reduced, and the hidden rail is more labor-saving when in use.

Thirdly, the arrangement of the adjusting sheet can meet the installation requirements of drawer bottom plates with different thicknesses.

Drawings

FIG. 1 is an isometric view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a cut-away right side view of the present invention;

FIG. 4 is an enlarged view at A in FIG. 3;

FIG. 5 is a schematic illustration of a split structure of the present invention;

fig. 6 is an isometric view of a short sheave yoke of the present invention;

fig. 7 is an isometric view of the lower pulley carriage of the present invention.

In the figure: 1. a fixed rail; 2. a long pulley yoke; 3. a middle rail; 4. a movable rail; 5. a synchronization mechanism; 501. a gear carrier; 502. a synchronizing gear; 503. an upper rack; 504. a lower rack; 6. a short pulley yoke; 7. a first roller; 8. a ball bearing; 9. a stopper block; 10. a buffer plate; 11. a lower pulley carrier; 12. a second roller; 13. a support plate; 14. a baffle plate; 15. a third roller; 16. a fourth roller; 17. a fifth roller; 18. and a regulating sheet.

Detailed Description

The utility model is described in detail below with reference to the figures and examples.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

The utility model provides a synchronous hidden rail, as shown in fig. 1, fig. 2, fig. 5, including fixed rail 1, well rail 3 and movable rail 4, the slip is provided with long pulley yoke 2 on the fixed rail 1, well rail 3 slide set up in on the long pulley yoke 2, movable rail 4 slide set up in on the well rail 3, be equipped with lazytongs 5 on the well rail 3, lazytongs 5 are used for supplying movable rail 4 well rail 3 reaches 2 synchronous motion of long pulley yoke.

During the use, fixed rail 1 is fixed on the cabinet body, and movable rail 4 is connected with the drawer, stimulates the drawer, and the drawer drives movable rail 4 and removes, and movable rail 4 drives well rail 3 and long pulley yoke 2 through the synchronization structure and removes, avoids each track limited when removing, conveniently opens the drawer.

Preferably, as shown in fig. 3, 4 and 5, the synchronizing mechanism 5 includes a gear carrier 501, a synchronizing gear 502, an upper rack 503 and a lower rack 504, the gear carrier 501 is disposed on the middle rail 3, the synchronizing gear 502 is rotatably disposed in the gear carrier 501, the upper rack 503 is disposed on the movable rail 4, the lower rack 504 is disposed on the long pulley frame 2, and both the upper rack 503 and the lower rack 504 are engaged with the synchronizing gear 502.

When the long pulley frame 2 moves, the upper rack 503 is driven to move, the upper rack 503 is meshed with the synchronizing gear 502, the synchronizing gear 502 rotates, the synchronizing gear 502 is meshed with the lower rack 504, the synchronizing gear 502 drives the lower rack 504 to move, the moving directions of the lower rack 504 and the upper rack 503 are opposite, the lower rack 504 drives the long pulley frame 2 to move in the same direction, and meanwhile, the movable rail 4 drives the middle rail 3 to move in the same direction.

Preferably, as shown in fig. 2, 5, and 6, a short pulley frame 6 is disposed on the middle rail 3, a first roller 7 is disposed on the short pulley frame 6, an outer edge surface of the first roller 7 is in contact with an upper surface of the middle rail 3 and a lower surface of the movable rail 4, a ball 8 is disposed on the short pulley frame 6, and a surface of the ball 8 is in contact with an outer surface of the middle rail 3 and an inner surface of the movable rail.

The movable rail 4 is contacted with the middle rail 3 through the first roller 7 and the ball 8, so that the contact area between the movable rail 4 and the middle rail 3 is reduced, the friction force between the movable rail 4 and the long pulley frame 2 is reduced, and the relative movement between the movable rail 4 and the middle rail 3 is facilitated.

Preferably, as shown in fig. 5 and 6, a stop block 9 is disposed on an upper surface of the middle rail 3, and a buffer plate 10 engaged with the stop block 9 is disposed on the short pulley frame 6. When the buffer plate 10 contacts the stop block 9, the relative movement between the movable rail 4 and the middle rail 3 is stopped, and the movable rail 4 can drive the middle rail 3 to move in the same direction.

Preferably, as shown in fig. 2, 5, and 7, a lower pulley frame 11 is disposed on the long pulley frame 2, a second roller 12 is disposed on the lower pulley frame 11, the fixed rail 1 is a U-shaped structure, a supporting plate 13 is disposed on the fixed rail 1, and an outer edge surface of the second roller 12 is in contact with a lower surface of the middle rail 3 and an upper surface of the supporting plate 13, respectively.

The middle rail 3 is of a U-shaped structure, a baffle 14 is arranged on the middle rail 3, the baffle 14 is located under the supporting plate 13, a third roller 15 is arranged on the lower roller frame 11, and the outer edge surface of the third roller 15 is respectively contacted with the lower surface of the supporting plate 13 and the upper surface of the baffle 14.

A fourth roller 16 is arranged on the lower pulley frame 11, and the outer edge surface of the fourth roller 16 is respectively contacted with the inner surface of the fixed rail 1 and the inner surface of the middle rail 3.

And a fifth roller 17 is arranged on the long pulley frame 2, and the outer edge surface of the fifth roller 17 is respectively contacted with the outer surface of the fixed rail 1 and the inner surface of the middle rail 3.

The middle rail 3 is in contact with the long pulley yoke 2 through the second idler wheel 12 and the fifth idler wheel 17, the long pulley yoke 2 is in contact with the middle rail 3 through the second idler wheel 12 and the fifth idler wheel 17, and the middle rail 3 is in contact with the fixed rail 1 through the third idler wheel 15 and the fourth idler wheel 16, so that the contact area of each part of the hidden rail is reduced, the friction force is reduced, and the hidden rail is more labor-saving in use.

Preferably, as shown in fig. 1, a plurality of adjusting sheets 18 are detachably mounted at the top end of the movable rail 4, and the plurality of adjusting sheets 18 are distributed at intervals. The height of the movable rail 4 is flexibly adjusted, and the movable rail is matched with drawers with different thicknesses of the bottom plate for use, so that the adaptability of the rail is improved.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A synchronous hidden rail, comprising: comprises a fixed rail, a middle rail and a movable rail; the fixed rail is provided with a long pulley yoke in a sliding manner, the middle rail is arranged on the long pulley yoke in a sliding manner, the movable rail is arranged on the middle rail in a sliding manner, the middle rail is provided with a synchronizing mechanism, and the synchronizing mechanism is used for supplying the movable rail, the middle rail and the long pulley yoke to move synchronously.

2. A synchronous hidden track as claimed in claim 1, characterized in that: the synchronizing mechanism comprises a gear carrier, a synchronizing gear, an upper rack and a lower rack, the gear carrier is arranged on the middle rail, the synchronizing gear is rotatably arranged in the gear carrier, the upper rack is arranged on the movable rail, the lower rack is arranged on the long pulley frame, and the upper rack and the lower rack are meshed with the synchronizing gear.

3. A synchronous hidden track as claimed in claim 1, characterized in that: the middle rail is provided with a short pulley frame, the short pulley frame is provided with a first roller, the outer edge surface of the first roller is respectively contacted with the upper surface of the middle rail and the lower surface of the movable rail, the short pulley frame is provided with a ball, and the surface of the ball is contacted with the outer surface of the middle rail and the inner surface of the movable rail.

4. A synchronous hidden track as claimed in claim 1, characterized in that: the upper surface of well rail is equipped with the stop block, be equipped with on the short pulley yoke with stop block complex buffer board.

5. A synchronous hidden track as claimed in claim 1, characterized in that: the long pulley frame is provided with a lower pulley frame, the lower pulley frame is provided with a second roller, the fixed rail is provided with a supporting plate, and the outer edge surface of the second roller is respectively contacted with the lower surface of the middle rail and the upper surface of the supporting plate.

6. A synchronous hidden track as claimed in claim 5, characterized in that: the middle rail is provided with a baffle, the lower pulley frame is provided with a third roller, and the outer edge surface of the third roller is respectively contacted with the lower surface of the supporting plate and the upper surface of the baffle.

7. A synchronous hidden track as claimed in claim 5, characterized in that: and a fourth roller is arranged on the lower pulley frame, and the outer edge surface of the fourth roller is respectively contacted with the inner surface of the fixed rail and the inner surface of the middle rail.

8. A synchronous hidden track as claimed in claim 1, characterized in that: and a fifth roller is arranged on the long pulley frame, and the outer edge surface of the fifth roller is respectively contacted with the outer surface of the fixed rail and the inner surface of the middle rail.

9. A synchronous hidden track as claimed in claim 1, characterized in that: a plurality of adjustment tabs are demounted and mounted at the top end of the movable rail, and the adjustment tabs are distributed at intervals.