CN110664141A - Sliding rail capable of automatically locking in unfolded state - Google Patents
Sliding rail capable of automatically locking in unfolded state Download PDFInfo
- Publication number
- CN110664141A CN110664141A CN201911141190.8A CN201911141190A CN110664141A CN 110664141 A CN110664141 A CN 110664141A CN 201911141190 A CN201911141190 A CN 201911141190A CN 110664141 A CN110664141 A CN 110664141A
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- buffer part
- slide
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- 230000008878 coupling Effects 0.000 claims abstract description 3
- 238000010168 coupling process Methods 0.000 claims abstract description 3
- 238000005859 coupling reaction Methods 0.000 claims abstract description 3
- 239000011324 bead Substances 0.000 claims description 15
- 230000003139 buffering effect Effects 0.000 claims description 14
- 230000000694 effects Effects 0.000 description 6
- 230000002457 bidirectional effect Effects 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B88/00—Drawers for tables, cabinets or like furniture; Guides for drawers
- A47B88/40—Sliding drawers; Slides or guides therefor
- A47B88/483—Sliding drawers; Slides or guides therefor with single extensible guides or parts
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B88/00—Drawers for tables, cabinets or like furniture; Guides for drawers
- A47B88/40—Sliding drawers; Slides or guides therefor
- A47B88/453—Actuated drawers
- A47B88/46—Actuated drawers operated by mechanically-stored energy, e.g. by springs
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B88/00—Drawers for tables, cabinets or like furniture; Guides for drawers
- A47B88/40—Sliding drawers; Slides or guides therefor
- A47B88/473—Braking devices, e.g. linear or rotational dampers or friction brakes; Buffers; End stops
- A47B88/477—Buffers; End stops
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drawers Of Furniture (AREA)
Abstract
The invention provides a slide rail capable of automatically locking in an unfolded state, which can automatically lock after being unfolded. It includes fixed rail, movable rail, shifting block, casing, be equipped with resilience main part and slider in the casing, resilience main part and slider pass through spring coupling, the slider top is equipped with the groove of plugging into, it is protruding that the slider still is equipped with the location, be equipped with horizontal guide portion in the resilience main part, resilience main part still is equipped with constant head tank and inclined plane portion, the shifting block install in the movable rail rear portion, the casing install in the fixed rail is anterior.
Description
Technical Field
The invention relates to the technical field of drawer sliding rails, in particular to a sliding rail capable of being automatically locked in an unfolded state.
Background
The friction resistance is little between each part of current slide rail, and the push-and-pull is smooth reason, consequently under the slide rail expandes the state, receives external force when touching when the slide rail end, and the slide rail can be closed immediately, if the user is still using, incident such as tong will take place.
In addition, a patent application with the application number of CN201710051451.1 discloses an externally-hung automatic recovery device for a drawer slide rail, which comprises a shifting block fixed on a movable rail and a shell support fixed on a fixed rail, wherein the movable rail is connected with the inner side surface of a drawer, the fixed rail is connected with the inner side surface of a cabinet body, a containing cavity is arranged in the shell support, a rebounding mechanism is arranged in the containing cavity, the rebounding mechanism comprises a rebounding main body, a spring and a sliding block, a guide structure is arranged on the rebounding main body, the sliding block is slidably arranged on the guide structure, the sliding block is connected with the rebounding main body through the spring, an open slot is formed in the top of the shell support to enable the sliding block to be contacted with the shifting block, a connecting slot is formed in the sliding block to be clamped with the shifting block, a horizontal guide part is arranged on the rebounding main body, when the slider moves forward to the front part of the rebounding main body, the positioning protrusion is arranged in the positioning groove of the card man and the slider falls into the inclined plane part to lead the slider to incline. When the sliding rail is closed, the shifting block is positioned in the connecting groove of the sliding block, the sliding block is horizontal, the shifting block and the sliding block are driven to move along with the movement of the movable rail, the spring is stretched until the sliding block moves to the front part of the rebounding mechanism, so that the sliding block falls into the inclined plane part to be inclined, and the shifting block is separated from the connecting groove; when closing, the shifting block moves back along with the movable rail and contacts the sliding block to enable the positioning protrusion to be separated from the positioning groove by extruding the sliding block, the sliding block is pushed into the horizontal guide part, and meanwhile, the sliding block is changed into a horizontal state from an inclined state, so that the shifting block is driven to move under the action of the spring to realize automatic rebounding of the movable rail.
Disclosure of Invention
The invention provides a sliding rail capable of automatically locking in an unfolding state, which can automatically lock after being unfolded, aiming at the problem that the existing sliding rail can not automatically lock and can clamp hands after being unfolded.
The technical scheme is as follows: slide rail of automatic locking under expansion state, it includes fixed rail, movable rail, shifting block, casing, be equipped with resilience main part and slider in the casing, resilience main part and slider pass through spring coupling, the slider top is equipped with the groove of plugging into, the slider still is equipped with the location arch, be equipped with horizontal guide portion in the resilience main part, the resilience main part still is equipped with constant head tank and inclined plane portion, its characterized in that: the shifting block is arranged at the rear part of the movable rail, and the shell is arranged at the front part of the fixed rail.
It is further characterized in that:
when the slide rail is completely closed, the positioning bulge of the slide block is positioned in the positioning groove of the resilience main body, and the slide block is in an inclined state; when the slide rail is completely unfolded, the positioning bulge of the slide block is positioned in the horizontal guide part of the rebounding main body, and the slide block is in a horizontal state;
the middle rail comprises a middle and small rail positioned on one side and a middle and large rail positioned on the other side, the middle and small rails are connected with the movable rail through a movable rail ball frame, and the middle and large rails are connected with the fixed rail through a fixed rail ball frame;
the front end and the rear end of the movable rail are provided with buffer parts, and the front end and the rear end of the movable rail bead frame are provided with buffer parts; the front ends of the middle and small rails are provided with buffer parts, the front ends and the rear ends of the middle and large rails are provided with buffer parts, and the front ends of the fixed rails are provided with buffer parts; the buffer piece comprises an elastic buffer part capable of buffering and a fixing part for connecting with the slide rail component;
the buffer parts comprise a first buffer part, a second buffer part, a third buffer part and a fourth buffer part; the front end of the movable rail and the front end of the middle and large rails are connected with the first buffer parts, the front end of the fixed rail and the front end of the middle and small rails are connected with the second buffer parts, the second buffer parts are bidirectional buffer parts, the rear ends of the movable rail and the middle and large rails are connected with the third buffer parts, and the front ends and the rear ends of the movable rail bead frame and the fixed rail bead frame are connected with the fourth buffer parts;
the first buffer piece comprises a first buffer part and a first fixing part, the first buffer part is provided with a transverse groove, and the rear end of the first buffer part protrudes to form a protruding part; two sides of the first fixing part extend to form first wing parts, the first wing parts correspond to the shapes of the inner walls of the movable rail or the middle and large rail respectively, and the first fixing part is further provided with a positioning column and a connecting hole which are arranged corresponding to the movable rail or the middle and large rail;
the thickness of one side, away from the movable rail, of the first buffer part on the movable rail and one side, away from the middle large rail, of the first buffer part on the middle large rail are gradually reduced from the middle to the two sides; the front ends of the fixed rail and the middle and small rails are provided with embedding openings used for embedding the first buffer parts;
the second buffer part comprises a second buffer part and a second fixing part, the second buffer part comprises a rear end buffer part and a front end buffer part, the rear end buffer part and the front end buffer part are arc-shaped, and the rear end buffer part and the front end buffer part are provided with transverse grooves; a connecting groove is arranged in the middle of the second fixing part, a connecting plate extends inwards from the front end of the fixed rail and the front end of the middle and small rails to the inside of the rail, and the connecting groove is connected with the connecting plate in a matching way; two sides of the second fixing part extend to form second wing parts, and the second wing parts respectively extend from the inner part of the fixing rail or the middle and small rails to the outer part of the fixing rail or the middle and small rails;
the third buffer part comprises a third buffer part and a third fixing part, the third buffer part is provided with a transverse groove, the third buffer part is arc-shaped, a T-shaped clamping groove is formed in the middle of the third fixing part, T-shaped clamping plates extend inwards from the rear end of the movable rail and the rear end of the middle and large rail, and the clamping grooves and the clamping plates are in matched clamping connection; the bottom of the clamping groove is provided with a guide inclined plane, so that the clamping plate can conveniently extend into the clamping groove;
the fourth bolster includes fourth buffering portion and fourth fixed part, the horizontal groove has been seted up to the fourth buffering portion, set up the perpendicular to in the middle of the fourth fixed part the vertical breach of horizontal groove, movable rail pearl frame front and back end with fixed rail pearl frame front and back end is seted up respectively and is used for the embedding breach of fourth fixed part, the width of fourth fixed part is greater than the width of embedding breach.
After having adopted such structure, when opening the slide rail, the movable rail takes the shifting block to move forward, the slider is in the tilt state this moment, when the slide rail is close to and expandes completely, the shifting block contacts with the slider, along with the slide rail expandes completely, the shifting block extrudees the slider and makes it become the horizontality from the tilt state, because the spring exists, the spring can hold the slider and realize the locking, if the slide rail receives touching slide rail also can not close easily, prevent the tong, only when applying sufficient power make the spring tensile to make enough length make the slider become the tilt state again, just can close the slide rail smoothly.
Drawings
FIG. 1 is a view showing a structure of a slide rail in an unfolded state;
FIG. 2 is a view showing a closed state of the slide rail;
FIG. 3 is a view showing a structure of a housing in an assembled state;
FIG. 4 is a view of a slider structure;
FIG. 5 is a first perspective view of the resilient body structure;
FIG. 6 is a second perspective view of the resilient body structure;
FIG. 7 is a view of the construction of the dial;
FIG. 8 is a drawing of the connection between the slider and the resilient body in the tilted state of the slider;
FIG. 9 is a view showing the connection between the slider and the resilient body in the horizontal state of the slider (the spring is omitted);
FIG. 10 is a view of the movable rail with the buffer;
FIG. 11 is a structural view of a middle and small rail with a buffer;
FIG. 12 is a view of the structure of a medium and large rail with a buffer;
FIG. 13 is a view of a stationary rail with a bumper;
FIG. 14 is a view showing a structure of a movable rail ball holder with a buffer (steel balls are not shown);
FIG. 15 is a view showing a structure of a fixed rail ball holder with a buffer (steel balls are not shown);
fig. 16 is a view showing a structure of a first cushion member;
fig. 17 is a view showing a mounting structure of the first cushion;
fig. 18 is a view showing a mounting structure of the second cushion member;
fig. 19 is a view showing a mounting structure of the third cushion member;
fig. 20 is a sectional view showing the mounting of the third cushion;
fig. 21 is a view showing a structure of mounting the fourth cushion member.
Detailed Description
The slide rail capable of automatically locking in the unfolded state as shown in fig. 1-9 comprises a fixed rail 6, a movable rail 1, a shifting block 100 and a shell 600, wherein a rebound main body 601 and a slide block 602 are arranged in the shell 600, the rebound main body 601 and the slide block 602 are connected through a spring 603, the direction of the rebound main body 601 is opposite to the installation direction mentioned in the background technology, a connection groove 6021 is arranged at the top of the slide block 602, a positioning protrusion 6022 is further arranged on the slide block 602, a horizontal guide part 6011 is arranged on the rebound main body 601, a positioning groove 6012 and an inclined plane part 6013 are arranged at the rear part of the rebound main body 601, the shifting block 100 is riveted and installed at the rear part of the movable rail 1. When the slide rail is completely closed as shown in fig. 8, the positioning projection 6022 of the slide block 602 is positioned in the positioning groove 6012 of the resilient main body 601, and the slide block 602 is in a tilted state; when the slide rail is fully deployed as shown in fig. 9, the positioning projection 6022 of the slide block 602 is positioned within the horizontal guide portion 6011 of the rebound body 601, and the slide block 602 assumes a horizontal state. In addition, front in the application refers to the moving direction of the slide rail when the slide rail is opened, and rear refers to the moving direction of the slide rail when the slide rail is closed.
Specifically, as shown in fig. 3, 5, and 6, the rebound body 601 is clamped to a hole in a side wall of the housing 600 by an outward-bent elastic piece 6014 at a back of the rebound body 601, meanwhile, a positioning block 6015 is disposed at a rear end of the rebound body 601, the positioning block 6015 is inserted into a C-shaped groove 6001 at a rear end of the housing 600, and a tail end of the housing 600 is bent to abut against a front portion of the rebound body 601 to fix the rebound body 601.
As shown in fig. 4, 8 and 9, the slide block 602 is connected with and guided by a horizontal guide portion 6011 through a notch 6023 inside the slide block, and both sides of a positioning projection 6022 are inclined to enable the dial 100 to eject the slide block 602 from a positioning groove 6012 of the rebound body 601; meanwhile, the rear part of the sliding block 602 is also provided with a first limit projection 6024, and the rear part of the rebounding main body 601 is provided with a vertical second limit projection 6016, so that the first limit projection 6024 can abut against the second limit projection 6016 to limit the sliding block 602 in an inclined state; one end of the spring 603 is clamped in the first spring mounting groove 6025 at the front part of the bottom of the sliding block 602, and the other end is clamped in the second spring mounting groove 6017 at the front part of the bottom of the resilient main body 601.
After the structure is adopted, when the sliding rail is opened, the movable rail 1 drives the shifting block 100 to move forwards, the sliding block 602 is in an inclined state as shown in fig. 8, when the sliding rail is nearly fully unfolded, the sliding block 602 is in contact with the shifting block 100, along with the complete unfolding of the sliding rail, the shifting block 100 enters the connection groove 6021 to press the sliding block 602 to change the inclined state into a horizontal state, due to the existence of the spring 603, the spring 603 can pull the sliding block 602 to realize locking, if the sliding rail is touched, the sliding rail cannot be easily closed, the clamping is prevented, and only when enough force is applied, the spring 603 is stretched to a sufficient length to enable the sliding block 602 to change into the inclined state again, the shifting block 100 is separated from the connection groove 6021 at this moment, so that the sliding rail can be normally. It is also worth mentioning that since this structure is used for locking, there is no need to use a damping member for damping while the spring 603 is shorter and the horizontal guide portion 6011 is shorter than the spring employed in the rebound structure mentioned in the background art.
In addition, as shown in fig. 1 and 2, the specific structure of the sliding rail shown in fig. 10 to 15 further includes a middle rail located between the fixed rail 6 and the movable rail 1, the middle rail includes a middle rail 3 located on one side and a middle rail 4 located on the other side, the middle rail 3 and the middle rail 4 are connected back to back (for example, welded and riveted) together to form the middle rail, the middle rail 3 is connected with the movable rail 1 through the movable rail bead frame 2, and the middle rail 4 is connected with the fixed rail 6 through the fixed rail bead frame 5. When the slide rail is adopted to be opened, the collision parts are as follows: 1 rear end of activity rail and the 2 rear ends of activity rail pearl frame, 2 front ends of activity rail pearl frame and 3 front ends of well small rail, 4 rear ends of well big rail and 5 rear ends of fixed rail pearl frame, 5 front ends of fixed rail pearl frame and 6 front ends of fixed rail, when closing, the position that probably bumps is: fixed rail 6 front end and middle and large rail 4 front ends, 3 front ends of middle and small rail and the 1 front end of activity rail all set up elastic buffer through the collision department at these two sliding part that collide, cushion, noise abatement to promote the life of silence effect and extension bolster.
Specifically, the front end and the rear end of the movable rail 1 are provided with buffer parts, and the front end and the rear end of the movable rail bead frame 2 are provided with buffer parts; the front ends of the middle and small rails 3 are provided with buffer parts, the front ends and the rear ends of the middle and large rails 4 are provided with buffer parts, and the front ends of the fixed rails 6 are provided with buffer parts; and the front end of the fixed rail 6 is provided with a bidirectional buffer member, and the front end of the middle and small rails 3 is provided with a bidirectional buffer member. The buffer piece comprises an elastic buffer part capable of buffering and a fixing part for connecting with the sliding part, and the elastic buffer part and the fixing part can be made of elastic plastics; more specifically, the buffer members include a first buffer member 7, a second buffer member 8, a third buffer member 9, and a fourth buffer member 10; the front end of the movable rail 1 and the front end of the middle and large rail 4 are connected with a first buffer member 7, the front end of the fixed rail 6 and the front end of the middle and small rail 3 are connected with a second buffer member 8, the second buffer member 8 is a bidirectional buffer member, the rear ends of the movable rail 1 and the middle and large rail 4 are connected with a third buffer member 9, and the front ends of the movable rail bead frame 2 and the front ends and the rear ends of the fixed rail bead frame 5 are connected with a fourth buffer member 10.
As shown in fig. 16 and 17, the first buffer member 7 includes a first buffer portion 7-1 and a first fixing portion 7-2, the first buffer portion 7-1 is provided with a transverse groove 12 to improve the buffering capacity, the rear end of the first buffer portion 7-1 protrudes to form a protrusion portion 7-11, and the protrusion portion 7-11 is gradually narrowed to save materials; the two sides of the first fixing part 7-2 extend to form a first wing part 7-21, the first wing part 7-21 corresponds to the shape of the inner wall of the movable rail 1 or the middle and large rail 4 respectively, the first wing part is arranged inside the rail in a fitting mode and is more attractive, the first fixing part 7-2 is further provided with a positioning column 7-22 and a connecting hole 7-23, the positioning column 7-22 and the connecting hole 7-23 correspond to the movable rail 1 or the middle and large rail 4, the positioning column 7-22 is positioned with a positioning hole in the rail, and the first wing part is connected to the rail through a rivet.
In addition, the thickness of the first buffer part 7-1 on the movable rail 1 is gradually reduced from the middle to two sides at one side far away from the movable rail 1 and one side far away from the middle large rail 4 of the first buffer part 7-1 on the middle large rail 4; the front end of the fixed rail 6 and the front end of the middle and small rails 3 are provided with embedding openings 11 for embedding the first buffer parts 7-1, and when the slide rail is closed, the slide rail can be prevented from rebounding by embedding the first buffer parts 7-1 into the embedding openings 11.
As shown in fig. 18, the second buffer member 8 includes a second buffer portion 8-1 and a second fixing portion 8-2, the second buffer portion 8-1 includes a rear buffer portion 8-11 and a front buffer portion 8-12, the rear buffer portion 8-11 and the front buffer portion 8-12 are circular arc-shaped, and the rear buffer portion 8-11 and the front buffer portion 8-12 are provided with a transverse groove 12 for improving the buffering capacity; a connecting groove 8-21 is formed in the middle of the second fixing part 8-2, a connecting plate 13 extends inwards from the front end of the fixed rail 6 and the front end of the middle and small rail 3, and the connecting groove 8-21 is connected with the connecting plate 13 in a matched mode, so that the second buffer part 8 is fixed; the both sides of the second fixed part 8-2 extend to form the second wing parts 8-22, the second wing parts 8-22 extend to the outside of the fixed rail 6 or the middle and small rail 3 respectively, the second wing parts 8-22 are more attractive on the one hand, meanwhile, the contact area is increased, the connection is more stable, on the other hand, the second buffer parts 8 play a role in buffering and also play a role in limiting, the structure can correspond to the bead frame structure installed on the rail, the contact area of the bead frame is increased, and the limiting buffering effect is better.
As shown in fig. 19 and 20, the third buffer member 9 includes a third buffer portion 9-1 and a third fixing portion 9-2, the third buffer portion 9-1 is provided with a transverse groove 12, the third buffer portion 9-1 is arc-shaped, a T-shaped clamping groove 9-21 is provided in the middle of the third fixing portion 9-2, a T-shaped clamping plate 14 extends inwards from the rear end of the movable rail 1 and the rear end of the middle and large rails 4, and the clamping groove 9-21 and the clamping plate 14 are clamped in a matching manner; the bottom of the clamping groove 14 is provided with a guide inclined surface 14-1 which is convenient for the clamping plate to extend into.
As shown in fig. 21, the fourth buffering member 10 includes a fourth buffering portion 10-1 and a fourth fixing portion 10-2, the fourth buffering portion 10-1 is provided with a transverse groove 12, a longitudinal gap 10-21 perpendicular to the transverse groove is formed in the middle of the fourth fixing portion 10-2, the front and rear ends of the movable rail ball frame 2 and the front and rear ends of the fixed rail ball frame 5 are respectively provided with an insertion gap 15 for inserting the fourth fixing portion 10-2, the width of the fourth fixing portion 10-2 is greater than that of the insertion gap 15, and the fourth fixing portion 10-2 is inserted into the ball frame by pressing the fourth fixing portion 10-2.
After adopting above-mentioned structure, opening or closing the slide rail in-process, the collision department of two sliding part that collide all is equipped with the bolster, compares in the traditional slide rail silence effect that is equipped with the bolster better and life is longer.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. Slide rail of automatic locking under expansion state, it includes fixed rail, movable rail, shifting block, casing, be equipped with resilience main part and slider in the casing, resilience main part and slider pass through spring coupling, the slider top is equipped with the groove of plugging into, the slider still is equipped with the location arch, be equipped with horizontal guide portion in the resilience main part, the resilience main part still is equipped with constant head tank and inclined plane portion, its characterized in that: the shifting block is arranged at the rear part of the movable rail, and the shell is arranged at the front part of the fixed rail.
2. The slide rail automatically locked in a deployed state according to claim 1, wherein: when the slide rail is completely closed, the positioning bulge of the slide block is positioned in the positioning groove of the resilience main body, and the slide block is in an inclined state; when the slide rail is completely unfolded, the positioning bulge of the slide block is positioned in the horizontal guide part of the rebounding main body, and the slide block is in a horizontal state.
3. The slide rail automatically locked in a deployed state according to claim 1 or 2, wherein: the middle rail comprises a middle rail and a middle rail, the middle rail comprises a middle rail and a small rail, the middle rail is located on one side, the middle rail is located on the other side, the middle rail is connected with the movable rail through a movable rail bead frame, and the middle rail is connected with the fixed rail through a fixed rail bead frame.
4. The slide rail automatically locked in a deployed state according to claim 3, wherein: the front end and the rear end of the movable rail are provided with buffer parts, and the front end and the rear end of the movable rail bead frame are provided with buffer parts; the front ends of the middle and small rails are provided with buffer parts, the front ends and the rear ends of the middle and large rails are provided with buffer parts, and the front ends of the fixed rails are provided with buffer parts; the buffer piece comprises an elastic buffer part capable of buffering and a fixing part for connecting with the slide rail component.
5. The slide rail automatically locked in a deployed state according to claim 4, wherein: the buffer parts comprise a first buffer part, a second buffer part, a third buffer part and a fourth buffer part; the movable rail front end with well big rail front end is connected with first bolster, the fixed rail front end with well big rail front end is connected with the second bolster, the second bolster is two-way bolster, the movable rail rear end with well big rail rear end is connected with the third bolster, movable rail bead frame front and back end with fixed rail bead frame front and back end is connected with the fourth bolster.
6. The slide rail automatically locked in a deployed state according to claim 5, wherein: the first buffer piece comprises a first buffer part and a first fixing part, the first buffer part is provided with a transverse groove, and the rear end of the first buffer part protrudes to form a protruding part; the two sides of the first fixing part extend to form first wing parts, the first wing parts correspond to the inner wall of the movable rail or the medium and large rail in shape respectively, and the first fixing part is further provided with a positioning column and a connecting hole, wherein the positioning column and the connecting hole are arranged corresponding to the movable rail or the medium and large rail.
7. The slide rail automatically locked in a deployed state according to claim 6, wherein: the thickness of one side, away from the movable rail, of the first buffer part on the movable rail and one side, away from the middle large rail, of the first buffer part on the middle large rail are gradually reduced from the middle to the two sides; the front ends of the fixed rail and the middle and small rails are provided with embedding openings used for embedding the first buffer parts.
8. The slide rail automatically locked in a deployed state according to claim 5, wherein: the second buffer part comprises a second buffer part and a second fixing part, the second buffer part comprises a rear end buffer part and a front end buffer part, the rear end buffer part and the front end buffer part are arc-shaped, and the rear end buffer part and the front end buffer part are provided with transverse grooves; a connecting groove is arranged in the middle of the second fixing part, a connecting plate extends inwards from the front end of the fixed rail and the front end of the middle and small rails to the inside of the rail, and the connecting groove is connected with the connecting plate in a matching way; the second fixed part both sides extend and form second wing portion, the second wing portion respectively by the fixed rail or the inside extension of well small rail is to its outside.
9. The slide rail automatically locked in a deployed state according to claim 5, wherein: the third buffer part comprises a third buffer part and a third fixing part, the third buffer part is provided with a transverse groove, the third buffer part is arc-shaped, a T-shaped clamping groove is formed in the middle of the third fixing part, T-shaped clamping plates extend inwards from the rear end of the movable rail and the rear end of the middle and large rail, and the clamping grooves and the clamping plates are in matched clamping connection; the bottom of the clamping groove is provided with a guide inclined plane, so that the clamping plate can stretch into the clamping groove conveniently.
10. The slide rail automatically locked in a deployed state according to claim 5, wherein: the fourth bolster includes fourth buffering portion and fourth fixed part, the horizontal groove has been seted up to the fourth buffering portion, set up the perpendicular to in the middle of the fourth fixed part the vertical breach of horizontal groove, movable rail pearl frame front and back end with fixed rail pearl frame front and back end is seted up respectively and is used for the embedding breach of fourth fixed part, the width of fourth fixed part is greater than the width of embedding breach.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911141190.8A CN110664141B (en) | 2019-11-20 | 2019-11-20 | Slide rail capable of being automatically locked in unfolding state |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911141190.8A CN110664141B (en) | 2019-11-20 | 2019-11-20 | Slide rail capable of being automatically locked in unfolding state |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110664141A true CN110664141A (en) | 2020-01-10 |
| CN110664141B CN110664141B (en) | 2024-04-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911141190.8A Active CN110664141B (en) | 2019-11-20 | 2019-11-20 | Slide rail capable of being automatically locked in unfolding state |
Country Status (1)
| Country | Link |
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| CN (1) | CN110664141B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11266239B1 (en) * | 2020-08-19 | 2022-03-08 | King Slide Works Co., Ltd. | Slide rail assembly |
| DE102022130217A1 (en) | 2022-11-15 | 2024-05-16 | Accuride International Gmbh | Sliding stop device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2100536A1 (en) * | 2008-03-13 | 2009-09-16 | Tai Wai Ng | Drawer slide closure device |
| CN101957121A (en) * | 2010-10-29 | 2011-01-26 | 无锡市超群自动化设备有限公司 | Slide rail for refrigerator |
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| CN211354578U (en) * | 2019-11-20 | 2020-08-28 | 无锡海达尔精密滑轨股份有限公司 | Sliding rail capable of being automatically locked in unfolded state |
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2019
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| EP2100536A1 (en) * | 2008-03-13 | 2009-09-16 | Tai Wai Ng | Drawer slide closure device |
| CN101957121A (en) * | 2010-10-29 | 2011-01-26 | 无锡市超群自动化设备有限公司 | Slide rail for refrigerator |
| CN101963429A (en) * | 2010-10-29 | 2011-02-02 | 无锡市超群自动化设备有限公司 | Guide track with bumper blocks for refrigerator sliding door |
| CN101963428A (en) * | 2010-10-29 | 2011-02-02 | 无锡市超群自动化设备有限公司 | Guide rail with self-locking device for refrigerator sliding door |
| WO2012094812A1 (en) * | 2011-01-13 | 2012-07-19 | Xiao Yousong | Sliding rail assembly |
| CN203723703U (en) * | 2011-01-13 | 2014-07-23 | 肖又松 | Slide rail component |
| CN201987016U (en) * | 2011-04-25 | 2011-09-28 | 肖又松 | Sliding rail assembly with self-locking device |
| CN211354578U (en) * | 2019-11-20 | 2020-08-28 | 无锡海达尔精密滑轨股份有限公司 | Sliding rail capable of being automatically locked in unfolded state |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11266239B1 (en) * | 2020-08-19 | 2022-03-08 | King Slide Works Co., Ltd. | Slide rail assembly |
| DE102022130217A1 (en) | 2022-11-15 | 2024-05-16 | Accuride International Gmbh | Sliding stop device |
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| Publication number | Publication date |
|---|---|
| CN110664141B (en) | 2024-04-23 |
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