CN209629107U - A kind of two section sliding rails buffering self-closing structure - Google Patents

Abstract

The utility model provides a kind of two section sliding rails buffering self-closing structure, its structure is simple, it is convenient for disassembly and assembly, and it is built-in between sliding rail, effectively increase the space utilization rate and practicability of drawer, it includes shifting block and resilient structures, resilient structures include rebound main body and sliding block, rebound main body, which is equipped with, is sequentially connected with the gliding movement targeting structure and holding tank communicated, bolster is installed in holding tank, sliding block is flexibly connected with gliding movement targeting structure, shifting block and sliding block stir cooperation, it slides and is equipped with shifting block on the inside of rail, resilient structures are installed on the inside of retaining rail, shifting block is located in the surrounded space of retaining rail sliding opposite with rail is slided with resilient structures.

Description

A kind of two section sliding rails buffering self-closing structure

Technical field

The utility model relates to drawer sliding rail technical field, specially a kind of two section sliding rails buffering self-closing structure.

Background technique

Drawer is most-often used storing component in a living furniture and production office, by pushing it into cabinet body, or It is pulled out from cabinet body, realizes the folding of drawer, to pick and place article.In order to freely smoothly open and close drawer, usually in drawer Sliding rail is installed between cabinet body, and in order to preferably be experienced to user, and prevent from occurring in drawer moving process with cabinet body Collision causes the damage of drawer, cabinet body, and buffering self-closing structure can be also installed on sliding rail.

Existing buffering self-closing structure is typically mounted on the outside of sliding rail, such as " using for Publication No. CN106617810A In the external hanging type automatic recycling device of drawer sliding rail ": shifting block is installed on the outside of movable guiding rail, accommodates the shell of rebounding mechanism entirety Bracket mounts below fixed guide rail, and on the one hand its structure is complicated, and components are more, influences the convenience of dismounting, on the other hand Due to being mounted on the outside of sliding rail, the space between drawer and cabinet body need to be occupied, to influence the storing volume of drawer, is dropped The low practicability of drawer.

Utility model content

For existing buffering self-closing structural elements are more, structure is complicated, dismounting is inconvenient and are installed in outside, occupy empty Between, the low disadvantage of practicability, the utility model provides a kind of two section sliding rails and buffers self-closing structure, and structure is simple, tears open Dress is convenient, and built-in between sliding rail, effectively increases the space utilization rate and practicability of drawer.

The utility model adopts the following technical solution: it includes shifting block and resilient structures, and the resilient structures include rebound Main body and sliding block, the rebound main body, which is equipped with, is sequentially connected with the gliding movement targeting structure and holding tank communicated, peace in the holding tank Equipped with bolster, the sliding block is flexibly connected with the gliding movement targeting structure, and the shifting block and the sliding block stir cooperation, special Sign is: be equipped with the shifting block on the inside of sliding rail, the resilient structures are installed on the inside of retaining rail, the shifting block with described time Structure is played to be located in the surrounded space of retaining rail sliding opposite with the sliding rail.

It is further characterized by:

The shifting block and the sliding rail are integrally formed；

The shifting block is U-shaped shifting block, and perpendicular to the inner sidewall of the sliding rail；

The rebound main body is respectively equipped with the bayonet and buckle being connected with the retaining rail, and the bayonet is located at the rebound One end of main body, is equipped with connecting plate between the bayonet and the gliding movement targeting structure, the holding tank is located at rebound master The other end of body, the holding tank are equipped with the first card slot far from one end of the bayonet；

The gliding movement targeting structure includes the guide plate and side plate being mutually connected vertically, and the guide plate and the rebound are led The bottom of body is parallel and is connected with the top plate of the holding tank, and the side plate, which is connected and offers with the side wall of the holding tank, leads To slot, the guide plate and the side plate are connected with the first limit plate close to the end of described bayonet one end, in the guide plate Close to the lower section of described bayonet one end, the side plate is connected with second limit plate parallel with first limit plate；

First limit plate and second limit plate are barb type, the guide plate, first limit plate and Second limit plate surrounds the r shape lock groove perpendicular to the rebound bottom part body；

By second limit plate, the rebound body floor is provided with bowl-type groove, and the guide groove is close to the card The end of mouth one end is located between the both ends of the bowl-type groove；

The connecting plate is notch plate and is connected with first limit plate；

The width of the guide plate is less than the width for accommodating grooved top plate；

The sliding block includes support plate, and in the side of the support plate, the upper end of described support plate one end is equipped with first Convex block, the lower end of the support plate corresponding with upper end are equipped with the second convex block, the lower edge of first convex block with it is described The top edge of second convex block surrounds sliding channel, and the sliding channel engages sliding with the guide plate, on second convex block Equipped with rear pillar, the rear pillar engages sliding with the guide groove, and the top of the support plate other end is equipped with trapezoidal limit Block, first convex block, the trapezoidal limited block and the support plate form feeder slot, the shifting block by the feeder slot with The sliding block stirs cooperation, and in the side-lower of the trapezoidal limited block, the support plate is equipped with frong guide column, the r shape lock groove The diameter of width and the frong guide column match, the sliding channel is flared close to one end of the frong guide column, described The lower edge of trapezoidal limited block is flushed with the minimum point of the first convex block lower edge, the top edge of the frong guide column and described the The top edge of two convex blocks flushes, and in the other side of the support plate, second convex block offers the second card slot；

The rear pillar and the frong guide column are the cylindrical body guide post perpendicular to the support plate；

In the lower section of second card slot, the support plate is connected with stiffening plate, the stiffening plate and the bowl-type groove It matches；

The bolster includes adjustable spring, and one end of the adjustable spring is installed in first card slot, described flexible The other end of spring is connected with second card slot；

The buckle is located at the top of the holding tank and the gliding movement targeting structure junction, and the side wall of the buckle is set There is flange；

The top plate of the holding tank is also connected with placing groove, and the placing groove is equipped with positioning close to one end of the bayonet and leads to Slot, the placing groove is equipped with far from the end side of described bayonet one end to abut block and the other side and is equipped with the buckle, and described the One convex block is provided with cavity, and the bolster further includes damper, and the damper is installed in the placing groove and the damping After the damper rod of device is by positioning through slot, end is installed in the cavity.

After adopting the above structure, shifting block is located on the inside of sliding rail the utility model, and resilient structures are mounted on the interior of retaining rail Side, shifting block is located in the surrounded space of retaining rail sliding opposite with rail is slided with resilient structures, to make to buffer self-closing knot Structure is integrally built between sliding rail, both reduces the distance between drawer and cabinet body, effectively increase the space utilization rate of drawer with And practicability, and since shifting block and sliding rail are integrated, it only needs that resilient structures are installed, structure is simple, tears open Dress is convenient.

Shifting block and sliding rail be integrally formed, resilient structures integrally respectively by rebound main body on bayonet and buckle directly with Retaining rail clamps connection, further improves the convenience of buffering self-closing structure dismounting；Sliding block passes through sliding channel, trapezoidal limit Before position block and frong guide column engage sliding, engage sliding with guide groove by rear pillar and pass through with the guide plate in rebound main body Guide post and r shape lock groove block or slides with sealed or release shifting block, the both ends of adjustable spring be installed on respectively the first card slot with In second card slot, damper is installed on positioning through slot by damper rod and is connected with sliding block, to make sliding block, bolster and rebound It is that car coat type is flexibly connected between main body and between sliding block and bolster, it is small in size, components are few, structure is simple, into one Step improves the space utilization rate of drawer and facilitates the dismounting and maintenance of buffering self-closing structure.

Detailed description of the invention

Fig. 1 is the utility model sliding rail fully closed condition schematic diagram.

Fig. 2 is the sliding track stretching status diagram of the first resilient structures of the utility model.

Fig. 3 is the sliding rail decomposition texture schematic diagram of the first resilient structures of the utility model.

Fig. 4 is the structural schematic diagram that the utility model slides one visual angle of rail and shifting block.

Fig. 5 is the structural schematic diagram that the utility model slides rail (part) and another visual angle of shifting block.

Fig. 6 is the structural schematic diagram of the first resilient structures of the utility model.

Fig. 7 is the rebound main body positive structure schematic of the first resilient structures of the utility model.

Fig. 8 is the enlarged diagram in Fig. 7 at A.

Fig. 9 is the rebound main body reverse structure schematic of the first resilient structures of the utility model.

Figure 10 is the obverse and reverse structural schematic diagram of the first resilient structures sliding block of the utility model.

Figure 11 is the sliding track stretching status diagram of second of resilient structures of the utility model.

Figure 12 is the sliding rail decomposition texture schematic diagram of second of resilient structures of the utility model.

Figure 13 is the structural schematic diagram of second of resilient structures of the utility model.

Figure 14 is the rebound main body positive structure schematic of second of resilient structures of the utility model.

Figure 15 is the rebound main body reverse structure schematic of second of resilient structures of the utility model.

Figure 16 is second of resilient structures sliding block obverse and reverse structural schematic diagram of the utility model.

Figure 17 is the side view of the sliding rail decomposition texture of the first resilient structures of the utility model.

Figure 18 is operation principle schematic diagram (for ease of understanding, shifting block of the utility model by taking the first resilient structures as an example It is rotated by 90 ° placement counterclockwise with the position of Figure 17).

Specific embodiment

With reference to the accompanying drawing 1 ~ 18 and by opposite socket sliding c-type sliding rail for the utility model make further It is bright:

The utility model provides a kind of two section sliding rails buffering self-closing structure, as shown in Fig. 3, Fig. 4 and Figure 12 comprising Shifting block 14 and resilient structures, resilient structures include rebound main body 3(3 ') and sliding block 7(7 '), as shown in Fig. 7 and Figure 14, rebound master Body 3(3 ') equipped with the gliding movement targeting structure communicated and holding tank 16 is sequentially connected with, bolster, sliding block 7 are installed in holding tank 16 (7 ') are flexibly connected with gliding movement targeting structure, shifting block 14 and sliding block 7(7 ') cooperation is stirred, as shown in Fig. 1 ~ 5 and Figure 17, slide rail 2 insides are equipped with shifting block 14, and resilient structures are installed on the inside of retaining rail 1, and shifting block 14 and resilient structures are located at retaining rail 1 and sliding Rail 2 is opposite to be slided in surrounded space；Shifting block on the inside of sliding rail and the resilient structures that are mounted on the inside of retaining rail, It is built in buffering self-closing structure integrally between sliding rail, both reduces the distance between drawer and cabinet body, it is opposite to expand drawer Volume, to effectively increase the space utilization rate and practicability of drawer, and since shifting block and sliding rail are integrated, because This can remove the installation steps that shifting block clamps in the prior art from, it is only necessary to install to resilient structures, structure is simple, dismounting side Just, while facilitating the installation of sliding rail entirety, and improve shifting block and sliding block stirs the stability of cooperation, to guarantee drawer push-and-pull Smoothness；Particularly, shifting block 14, sliding rail 2 and retaining rail 1 are metal material, and resilient structures are modeling product, and shifting block 14 can lead to The windowing 4 crossed on sliding rail 2 is integrally formed to punching press on the inside of sliding rail and sliding rail 2, and shifting block 14 can also be welded in sliding rail 2 Inside is integrated shifting block 14 with sliding rail 2；In addition, can also be by 4 calibration shifting blocks of windowing and resilient structures to just, further Facilitate installation.

Preferably, as shown in Fig. 4, Fig. 5 and Figure 17, shifting block 14 and sliding rail 2 are integrally formed, the molding shifting block of integrated punching On the one hand production cost can be reduced, on the other hand can enhances shifting block and sliding block stirs the stability of cooperation, to further increases The stability of built-in buffering self-closing structure entirety, guarantees sliding rail smooth stretching and closure；Shifting block 14 is U-shaped shifting block, and So that the longitudinal direction between shifting block and sliding block is stirred cooperation perpendicular to the U-shaped shifting block of sliding rail perpendicular to the inner sidewall of sliding rail 2 and become Laterally to stir cooperation, as shown in figure 17, the gap between sliding rail and retaining rail on the one hand can be reduced, keeps rail structure tight Gather, further increase the space utilization rate of drawer, on the other hand can make shifting block and sliding block to stir cooperation more stable, guarantee smooth Push-and-pull effect.

As shown in Fig. 7 ~ 9 and Figure 14 ~ 15, main body 3(3 ' is sprung back) it is respectively equipped with the bayonet 8 being connected with retaining rail 1 and buckle 5, bayonet 8 be located at rebound main body 3(3 ') one end, between bayonet 8 and gliding movement targeting structure be equipped with connecting plate 9, holding tank 16 In rebound main body 3(3 ') the other end, holding tank 16 far from bayonet 8 one end be equipped with the first card slot 15；Such as Fig. 3 and Figure 12 institute Show, the fixture block 13 engaged with bayonet 8 is respectively equipped in retaining rail 1, the clasp 12 fastened with buckle 5 facilitates rebound main body 3(3 ') It is installed on the inside of retaining rail 1, is dismounted easily.

Preferably, as shown in Fig. 6 ~ 9, in the first resilient structures, buckle 5 is located at holding tank 16 and gliding movement targeting structure The top of junction is equipped with flange 18 in the side wall of buckle 5；As shown in Figure 14 ~ 15, in second of resilient structures, placing groove The 38 end sides far from 8 one end of bayonet are equipped with abutting block 36 and the other side is equipped with buckle 5, and flange 18 can increase with block 36 is abutted The tightening force of buckle 5 and clasp 12 prevents rebound main body 3 from shaking, guarantees the stability that resilient structures use, to further mention The smoothness of high sliding rail push-and-pull positioned at rebound body top, lower part and is staggered front to back the bayonet 8 of setting and buckles 5 and can enhance back The stability that structure and retaining rail clamp is played, sliding rail is smoothly pushed and pulled to be further ensured that, improves the service life of drawer.

As shown in Fig. 6 ~ 9 and Figure 13 ~ 15, gliding movement targeting structure includes the guide plate 6 and side plate 10 being mutually connected vertically, and is led To plate 6 and rebound main body 3(3 ') bottom it is parallel and be connected with the top plate of holding tank 16, the side wall phase of side plate 10 and holding tank 16 Connect and offer guide groove 11, guide plate 6 and side plate 10 and be connected with the first limit plate 21 close to the end of 8 one end of bayonet, is leading To plate 6 close to the lower section of 8 one end of bayonet, side plate 10 is connected with second limit plate 22 parallel with the first limit plate 21；First limit Position plate 21 and the second limit plate 22 are barb type, and guide plate 6, the first limit plate 21 and the second limit plate 22 are surrounded perpendicular to returning Play main body 3(3 ') bottom r shape lock groove；R shape lock groove is matched with the frong guide column on sliding block, is on the one hand slided in sliding block When, the stealthy sliding groove of r shape lock groove and guide plate formation frong guide column, when sliding block rotates sealed or release shifting block, r shape lock Only slot and guide plate form the card action-oriented channel of frong guide column, on the other hand, when sliding block rotates release shifting block, block sliding block, Make drawer smooth opening, and anti-limited slip block causes buffering automatic under the return action power of bolster to drawer closing direction is mobile Closure function failure；Particularly, the second limit plate 22 of barb type, the height and length and stiffening plate of hook section are adapted, So that r shape lock groove neither interferes sliding block to rotate, and the card that sliding block can be made smooth is dynamic, to guarantee oneself of buffering self-closing structure Lock function；By the second limit plate 22, spring back main body 3(3 ') bottom surface is provided with bowl-type groove 19, it is on bowl-type groove and sliding block plus Strong plate matches, and guarantees that sliding block rotates without barrier；Guide groove 11 is located at the two of bowl-type groove 19 close to the end of 8 one end of bayonet Between end, on the one hand make sliding block in rotation, it is more firm as the fulcrum of rotation axis using rear pillar, on the other hand dialled in sliding block release When block rotates, the clamping force that sliding block is stuck in r shape lock groove can be enhanced, be further ensured that the self-locking function of buffering self-closing structure； Connecting plate 9 is notch plate and is connected with the first limit plate 21 that horizontal L-type sky is formed on the connecting plate of spill and the bottom of rebound main body Between 24, have when keeping sliding block card dynamic and correspondingly rotate space, guarantee sliding block to the sealed of shifting block and release, to keep drawer smooth It is opened or closed.

As shown in figures 7 and 9, the width m of guide plate 6 is less than the width n of 16 top plate of holding tank, to guarantee that sliding block has phase The sliding space answered.

As shown in Figure 10 and Figure 16, sliding block 7(7 ') it include support plate 28, in the side of support plate 28,28 one end of support plate Upper end be equipped with the first convex block 25, the lower end of support plate 28 corresponding with upper end is equipped with the second convex block 32, the first convex block The top edge of 25 lower edge and the second convex block 32 surrounds sliding channel 33, and sliding channel 33 engages sliding with guide plate 6, and second Convex block 32 is equipped with rear pillar 31, and rear pillar 31 engages sliding with guide groove 11, and the top of 28 other end of support plate is equipped with trapezoidal Limited block 27, the first convex block 25, trapezoidal limited block 27 and support plate 28 form feeder slot 26, and shifting block 14 is by feeder slot 26 and slides Block 14 stirs cooperation, as shown in figure 17；In the side-lower of trapezoidal limited block 27, support plate 28 is equipped with frong guide column 29, such as Fig. 8 institute Show, parallel spacing, the spacing of guide plate 6 and the second limited block 22, i.e. r shape locking of the first limited block 21 and the second limited block 22 The width d and the diameter of frong guide column 29 of slot 23 match, and sliding channel 33 is flared, trapezoidal limit close to one end of frong guide column 29 The lower edge of position block 27 is flushed with the minimum point of 25 lower edge of the first convex block, and the top edge of frong guide column 29 is upper with the second convex block 32 Edge flushes, and in the other side of support plate 28, the second convex block 32 offers the second card slot 20；Rear pillar 31 and frong guide column 29 are Perpendicular to the cylindrical body guide post of support plate, cylindrical body guide post facilitates sliding block smoothly to slide and rotate；Sliding block 7(7 ') on after lead Column 31 engages sliding with guide groove 11, and the hidden of sliding channel 33 is formed between trapezoidal limited block 27 and the frong guide column 29 of side-lower Shape extension slot, the side of guide plate 6 is connected to sliding channel 33 together, thus make trapezoidal limited block 27 and frong guide column 29 and Sliding channel 33 is connected to respectively on the top and bottom of guide plate 6, has both been facilitated sliding block and has been sprung back the clamping of main body, can also enhance The stability that shifting block is discharged when lockking shifting block when sliding block slides, blocking, guarantees the smooth push-and-pull effect of sliding rail, to facilitate drawer Folding；In the lower section of the second card slot 20, support plate 28 is connected with stiffening plate 30, and stiffening plate 30 is matched with bowl-type groove 19, As shown in fig 6 and fig 13, it is preferred that the size of stiffening plate and the depth of bowl-type groove match, and sliding block is facilitated to rotate, and reinforce The length and thickness of plate and the size of the second card slot are adapted, and to prevent support plate to be broken at the second card slot, guarantee to slide The smoothness of stability and the sliding rail push-and-pull of block.

In the first resilient structures, as shown in Fig. 6 ~ 10, bolster includes adjustable spring 17, one end of adjustable spring 17 It is installed in the first card slot 15, the other end of adjustable spring 17 is connected with the second card slot 20；In second of resilient structures, such as Figure 13 Shown in ~ 16, the top plate of holding tank 16 is also connected with placing groove 38, and placing groove 38 is equipped with positioning through slot 37 close to one end of bayonet 8, The first convex block 25 on sliding block 7 ' is provided with cavity 39, and bolster further includes damper 35, and damper 35 is installed in placing groove 38 And after the damper rod 34 of damper 35 is by positioning through slot 37, end is installed in cavity 39；Bolster in stretching drawer, Can prevent force person from overexerting and damage drawer, when being closed drawer, can make sliding rail last a distance automatically, slowly It is mobile to drawer closing direction, impact force is reduced, to make drawer buffering, automatically be fully closed in cabinet body, and is installed additional slow The dynamic stability of sliding block card can be increased further in stamping damper.

Particularly, as shown in Fig. 7 and Fig. 9, Figure 14 and Figure 15, spring back main body 3(3 ') can integrated die stamp, to make phase Connecting plate 9 even, side plate 10 and the side wall of holding tank 16, the side wall of placing groove 38 are integral plate, on the one hand facilitate production, drop Low cost, on the other hand also can be improved rebound main body stability and with the cooperations such as other components, such as sliding block, bolster Accuracy.

Its working principle is that: by taking the first resilient structures as an example, (for convenient for intuitive geographical as shown in Fig. 1 ~ 4 and Figure 17 ~ 18 Solve, the shifting block in Figure 18 is rotated by 90 ° placement with the position of Figure 17 counterclockwise and is illustrated), c-type sliding rail is opposite to be socketed sliding, Middle sliding rail 2 is mounted on drawer, and retaining rail 1 is installed on cabinet body, sliding block 7 by sliding channel 33, trapezoidal limited block 27 and Frong guide column 29 and the clamping of guide plate 6 are slided, and sliding, bolster, that is, adjustable spring 17 are engaged with guide groove 11 by rear pillar 31 One end be connected in the first card slot 15, the other end pass through holding tank 16 after on sliding block 7 the second card slot 20 be clamped, to make Sliding block, bolster combine to form resilient structures with rebound main body clamping, and resilient structures are entirely through the bayonet 8 in rebound main body 3 It fastens and installs with the fixture block 13 and clasp 12 buckled in 5 and retaining rail 1, it is simple in construction, easy to disassemble and assemble.

When drawer is closed completely, as shown in I in Fig. 1, Fig. 5, Figure 10, Figure 17 and Figure 18, two of U-shaped shifting block 14 are dialled Foot 14a, 14b are laterally locked together in the lateral feeder slot 26 that the first convex block 25, trapezoidal limited block 27 and support plate 28 are formed；When making When user applies pulling force stretching drawer, as shown in I to IV of left side down arrow in Figure 18, the sliding rail 2 on drawer, which drives, to be dialled Block 14 moves, and then makes sealed sliding block 7 towards the left slide of Figure 16, when the frong guide column 29 of sliding block 7 reaches r shape lock groove 23 When at notch, with inertia and gravity, frong guide column 29 slides into bottom, the front end rotation of sliding block 7 along r shape lock groove 23 It falls in connecting plate 9 and springs back in the horizontal L-type space 24 that main body 3 is formed, it is close that the rear pillar 31 of sliding block 7 stops at guide groove 11 The end of 8 one end of bayonet, the flared end of sliding channel 33 are connected on guide plate 6, make the state that sliding block is inclined, to make Preceding group of foot 14a of shifting block 14 is detached from the limitation of trapezoidal limited block 27, and adjustable spring 17 is maximum tension amount at this time, as level is drawn The effect of power, as shown in IV and Fig. 2 in Figure 18, the top that rear group of foot 14b of shifting block 14 crosses trapezoidal limited block 27, which is detached from, to be connect Slot 26 is refuted, so that sliding block 7 be made to discharge shifting block 14, drawer is opened immediately；When closing drawer, to upward arrow on the right side of in Figure 18 IV to I shown in, rear group of foot 14b of shifting block 14 is limited after entering in feeder slot 26 by the first convex block 25 on sliding block 7, when making The thrust of user be greater than the first convex block 25 to the resistance and r shape lock groove 23 of the rear group of foot 14b to 29 coupling mechanism force of frong guide column when, it is preceding For guide post 29 from the basal sliding of r shape lock groove 23 to top notch, sliding block 7 becomes horizontality, trapezoidal limited block 27 from inclination It being connected to frong guide column 29 on the top and bottom of guide plate 6, preceding group of foot 14a of shifting block 14 enters therewith in feeder slot 26, and It is limited by trapezoidal limited block 27, to keep sliding block 7 and shifting block 14 sealed, sliding block 7 passes through trapezoidal limited block 27, frong guide column 29, sliding channel 33 and rear pillar 31 are slided along guide plate 6 and guide groove 11 respectively, with the return action of adjustable spring 17 Power, adjustable spring 17 pull sliding block 7 to slide towards the right side of Figure 18, so that shifting block 14 be driven to move, and then make and sliding 2 phase of rail Drawer even is closed to cabinet body, and not needing to apply thrust again at this time can be such that drawer buffers by the active force of adjustable spring 17 It is ground, automatically mobile to cabinet body, until closing completely in cabinet body, as shown in Figure 1.

Claims (15)

1. a kind of two section sliding rails buffering self-closing structure comprising shifting block and resilient structures, the resilient structures include rebound Main body and sliding block, the rebound main body, which is equipped with, is sequentially connected with the gliding movement targeting structure and holding tank communicated, peace in the holding tank Equipped with bolster, the sliding block is flexibly connected with the gliding movement targeting structure, and the shifting block and the sliding block stir cooperation, special Sign is: be equipped with the shifting block on the inside of sliding rail, the resilient structures are installed on the inside of retaining rail, the shifting block with described time Structure is played to be located in the surrounded space of retaining rail sliding opposite with the sliding rail.

2. a kind of two sections sliding rail according to claim 1 buffering self-closing structure, it is characterised in that: the shifting block and institute Sliding rail is stated to be integrally formed.

3. a kind of two sections sliding rail according to claim 1 buffering self-closing structure, it is characterised in that: the shifting block is U Type shifting block, and perpendicular to the inner sidewall of the sliding rail.

4. a kind of two sections sliding rail according to claim 1 buffering self-closing structure, it is characterised in that: the rebound main body It is respectively equipped with the bayonet and buckle being connected with the retaining rail, the bayonet is located at one end of the rebound main body, the bayonet Connecting plate is equipped between the gliding movement targeting structure, the holding tank is located at the other end of the rebound main body, the receiving Slot is equipped with the first card slot far from one end of the bayonet.

5. a kind of two sections sliding rail according to claim 4 buffering self-closing structure, it is characterised in that: the slide-and-guide Structure includes the guide plate and side plate being mutually connected vertically, the guide plate it is parallel with the rebound bottom of main body and with it is described The top plate of holding tank is connected, and the side plate is connected with the side wall of the holding tank and offers guide groove, the guide plate and institute It states side plate and is connected with the first limit plate close to the end of described bayonet one end, in the guide plate under described bayonet one end Side, the side plate are connected with second limit plate parallel with first limit plate.

6. a kind of two sections sliding rail according to claim 5 buffering self-closing structure, it is characterised in that: first limit Plate and second limit plate are barb type, and the guide plate, first limit plate and second limit plate surround vertical Directly in the r shape lock groove of the rebound bottom part body.

7. a kind of two sections sliding rail according to claim 6 buffering self-closing structure, it is characterised in that: in second limit By the plate of position, the rebound body floor is provided with bowl-type groove, and the guide groove is located at described close to the end of described bayonet one end Between the both ends of bowl-type groove.

8. a kind of two sections sliding rail according to claim 5 buffering self-closing structure, it is characterised in that: the connecting plate is Notch plate and it is connected with first limit plate.

9. a kind of two sections sliding rail according to claim 5 buffering self-closing structure, it is characterised in that: the guide plate Width is less than the width for accommodating grooved top plate.

10. a kind of two sections sliding rail according to claim 7 buffering self-closing structure, it is characterised in that: the sliding block packet Support plate is included, in the side of the support plate, the upper end of described support plate one end is equipped with the first convex block, corresponding with upper end The lower end of the support plate is equipped with the second convex block, and the lower edge of first convex block and the top edge of second convex block surround Sliding channel, the sliding channel engage sliding with the guide plate, and second convex block is equipped with rear pillar, the rear pillar Sliding is engaged with the guide groove, the top of the support plate other end is equipped with trapezoidal limited block, first convex block, the ladder Shape limited block and the support plate form feeder slot, and the shifting block stirs cooperation by the feeder slot and the sliding block, in institute State the side-lower of trapezoidal limited block, the support plate is equipped with frong guide column, and the width of the r shape lock groove is straight with the frong guide column Diameter matches, and the sliding channel is flared, the lower edge of the trapezoidal limited block and institute close to one end of the frong guide column The minimum point for stating the first convex block lower edge flushes, and the top edge of the frong guide column is flushed with the top edge of second convex block, In The other side of the support plate, second convex block offer the second card slot.

11. a kind of two sections sliding rail according to claim 10 buffering self-closing structure, it is characterised in that: the rear pillar With the cylindrical body guide post that the frong guide column is perpendicular to the support plate.

12. a kind of two sections sliding rail according to claim 10 buffering self-closing structure, it is characterised in that: described second The lower section of card slot, the support plate are connected with stiffening plate, and the stiffening plate is matched with the bowl-type groove.

13. a kind of two sections sliding rail according to claim 10 buffering self-closing structure, it is characterised in that: the bolster Including adjustable spring, one end of the adjustable spring is installed in first card slot, the other end of the adjustable spring with it is described Second card slot is connected.

14. 0 ~ 13 any two section sliding rail of one kind buffering self-closing structure according to claim 1, it is characterised in that: institute The top that buckle is located at the holding tank and the gliding movement targeting structure junction is stated, the side wall of the buckle is equipped with flange.

15. 0 ~ 13 any two section sliding rail of one kind buffering self-closing structure according to claim 1, it is characterised in that: institute The top plate for stating holding tank is also connected with placing groove, and the placing groove is equipped with positioning through slot close to one end of the bayonet, described to put End side of the slot far from described bayonet one end is set equipped with abutting block and the other side is equipped with the buckle, first convex block is provided with Cavity, the bolster further include damper, and the damper is installed in the placing groove and the damper rod of the damper After positioning through slot, end is installed in the cavity.