TWI520702B - Automatic opening device of side lock type slide - Google Patents

Description

Automatic opening device for side lock type slide rail

The invention relates to an automatic opening device for a side lock type slide rail, which relates to a pause in the drawer when the drawer is closed to a predetermined position, and can be suspended in one of the pause slots, as long as the drawer is closed again, the drawer can be completely closed, and the automatic opening function is ensured. Related technical fields.

Pressing, the slide rail with the automatic opening function may cause the drawer to be ejected and lose the automatic opening function when the drawer is not closed to the predetermined position, for example, the new type M396049 "automatic opening of the hidden drawer slide rail" The automatic closing buffer device patent case, when the drawer is not closed to the predetermined position, the positioning post of the swinging member cannot be positioned in the latching groove of the self-opening control member, so that the drawer is ejected due to the elastic force of the elastic member, and The next automatic opening function is achieved; as in the new patent No. M394046 "Automatic opening device for drawer slides", the drawer may not be closed to the set position, so that the positioning axis of the rocker cannot be positioned on the slider. The trunk of the channel, so that the drawer is ejected by the elastic force of the compression spring, and the next automatic opening function cannot be achieved.

After the check, various slide rails with automatic opening function, if the matching degree between the middle slide rail and the movable rail is too tight or other factors, the middle slide rail first slides backward when the drawer is closed backward, and the rear end of the middle slide rail is topped first. By striking the slider, the slider slides back first, losing the ability to automatically turn on automatically.

In view of this, the present inventors have invented and designed an automatic opening device for a side lock type slide rail through continuous research and improvement.

The main object of the present invention is to provide an automatic side lock type slide rail When the drawer is not closed to the predetermined position, the positioning post of the positioning member can be temporarily introduced into one of the suspension slots to temporarily position, so that the drawer does not pop out, and the user can easily close the drawer again, and Relatively, the automatic opening function can also be ensured.

A second object of the present invention is to provide an automatic opening device for a side lock type slide rail, wherein the degree of cooperation between the slide rail and the movable rail is too tight or other factors cause the middle slide rail to slide backward first when the drawer is closed backward, the middle slide The rear end of the rail can be placed against the slider first, so that the slider and the pivoting hook block slide straight backwards until the blocking portion of the hook block is blocked by the card retaining wall of the retaining slot of the automatic opening seat. The slider will not continue to slide backwards, and the returning force of the pressure spring will cause the slider to slide forward together with its pivotal hook block and return to the original position, waiting for the linkage provided by the movable rail to continue to interlock the hook block. , to ensure that the function is automatically turned on.

The utility model relates to an automatic opening device for a side lock type slide rail, which comprises at least a fixed rail, a movable rail, a middle sliding rail, an automatic opening seat, a sliding block, a hook block, a linking member and at least one compression spring. The composition is characterized in that: the slider forms a plurality of suspension slots between the front side inlet and the rear side outlet end, and is used for guiding the positioning post of the positioning member into one of the plurality of suspension slots. When the user pushes back the drawer and does not cause the positioning post of the positioning member to be directly introduced into the card slot of the cassette channel through the introduction channel, the drawer does not advance with the force of the compression spring. The pop-up will be introduced into the slot by the positioning post of the positioning member. At this time, the user can press the positioning post of the positioning member to the card slot as long as the user pushes the drawer back gracefully. The card's card slot, and complete the correct drawer closing action, and ensure that the next time the user gently presses the drawer to achieve the automatic opening function; in addition, the fit between the sliding rail and the movable rail is too tight or other factors lead to the drawer When the back is closed, the middle rail first goes backwards Move, the rear end of the middle rail can be placed against the slider first, so that the slider and its pivoted hook block slide straight backwards until the card stop of the hook block is automatically opened. The barrier is blocked, so that the slider does not continue to slide backwards, and the returning force of the compression spring is used to slide the slider together with its pivotal hook block to return to the original position, waiting for the linkage of the movable rail. The pieces continue to interlock with the hooks to ensure the function of automatic opening.

[this creation]

(1) ‧‧‧ fixed rail

(11) ‧‧‧ bottom

(2) ‧‧‧ activity track

(20)‧‧‧ linkages

(3) ‧‧‧Automatic opening

(30) ‧‧‧ Guide blocks

(31)‧‧‧Introduction channel

(311)‧‧‧ Entrance

(312) ‧‧‧export end

(313) ‧‧‧suspension card slot

(32)‧‧‧Extracting channels

(33) ‧‧‧Carson Channel

(331) ‧‧‧ card slot

(34)‧‧‧ card slot

(341)‧‧‧ card barrier

(35) ‧‧‧ guiding slots

(36) ‧ ‧ compression spring support column

(4)‧‧‧ Slider

(40) ‧ ‧ ‧ block

(401) ‧‧‧Hooks

(402) ‧‧‧ card blocking

(44)‧‧‧ Positioning Department

(5) ‧ ‧ compression spring

(51) ‧ ‧ end

(52) ‧ ‧ the other end

(6) ‧‧‧ positioning parts

(61) ‧‧‧Positioning column

(9) ‧‧‧ Medium rails

(91) ‧‧‧ Backend

BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is an exploded perspective view of an automatic opening device in accordance with an embodiment of the present invention.

2 is an enlarged perspective view of a three-dimensional combination of an automatic opening device in accordance with an embodiment of the present invention.

3 is another perspective exploded view of the automatic opening device of the embodiment of the present invention.

Fig. 4 is a perspective enlarged view showing the compression state of the compression spring of the automatic opening device in the embodiment of the present invention.

Fig. 5 is a top plan enlarged view of the automatic opening seat of the automatic opening device in the embodiment of the present invention.

Figure 6 is a top plan enlarged view of the slider of the automatic opening device in accordance with an embodiment of the present invention.

Figure 7 is a top plan view of the embodiment of the present invention in which the inner slide rail is just rearwardly against the hook block.

Figure 8 is a partial plan enlarged view of Figure 7.

FIG. 9 is an enlarged plan view showing a plane in which a positioning post is introduced into one of the suspension card slots according to an embodiment of the present invention.

FIG. 10 is an enlarged plan view showing a top view of a positioning post introduced into another pause card slot according to an embodiment of the invention.

FIG. 11 is an enlarged plan view showing a plane in which a positioning post is introduced into another suspension card slot according to an embodiment of the present invention.

FIG. 12 is an enlarged plan view showing a plane in which a positioning post is introduced into a cassette channel according to an embodiment of the present invention.

FIG. 13 is an enlarged plan view showing a top view of a positioning post just off the cassette channel according to an embodiment of the invention.

FIG. 14 is an enlarged plan view showing a top view of the embodiment in which the positioning post is separated from the cassette channel and is led along the lead-out channel.

FIG. 15 is an enlarged plan view showing a top view of the embodiment in which the positioning post is completely separated from the cassette channel.

Figure 16 is a top plan view of the embodiment of the present invention in which the middle rail hits the slider.

Figure 17 is a partial plan enlarged view of Figure 16;

Figure 18 is an embodiment of the present invention in which the middle rail hits the slider and moves backward a small distance Top view of the block after blocking.

Figure 19 is a partial plan enlarged view of Figure 18.

As shown in FIG. 1 to FIG. 19, an automatic opening device for a side lock type slide rail comprises at least one fixed rail 1 (refer to FIG. 7 to FIG. 19) fixed to a side wall of a cabinet (not shown). a movable rail 2 (refer to FIG. 7 to FIG. 19), which is disposed on the fixed rail 1 and is slidable relative to the front rail and the rear rail of the fixed rail 1, and the movable rail 2 is fixedly connected with a drawer (not shown). To slide the front and rear directions of the drawer relatively; a middle slide rail 9 (refer to FIG. 7 to FIG. 19) is sleeved between the fixed rail 1 and the movable rail 2, and can be opposite to the front of the fixed rail 1 Sliding in the rear direction; a slider 4 (refer to FIG. 1 to FIG. 6 , FIG. 7 to FIG. 19 ) is provided on the automatic opening seat 3 to be movable in the automatic opening seat 3 and relative to the automatic opening seat 3 Moving in the front and rear directions, the slider 4 is pivotally provided with a hook block 40, and the rear side of the slider 4 is pivotally connected to a positioning member 6 (refer to FIG. 1, FIG. 7 to FIG. 19). And having a positioning post 61 (refer to FIG. 1 and FIG. 3), the slider 4 has at least one positioning portion 44 (refer to FIG. 1 to FIG. 2, FIG. 4) for connecting with one end 51 of a compression spring 5; The hook block 40 is pivotally connected to the slider 4, and the hook block 40 has a hook 401, the slider 40 is further provided with a blocking portion 402 (refer to FIG. 1 to FIG. 4); a linking member 20 (refer to FIG. 8 to FIG. 19) is disposed on one side of the movable rail 2 for joint sliding a hook block 40 pivoted from the block 4; at least one compression spring 5, one end 51 of which is connected to the positioning portion 44 of the slider 4, and the other end 52 of the compression spring (refer to FIG. 1 to FIG. 4) is abutted to automatically open The rear side of the seat 3; an automatic opening seat 3 (refer to FIG. 1 to FIG. 5, FIG. 7 to FIG. 19) is fixedly coupled to the bottom surface 11 of the fixed rail 1, and the automatic opening seat 3 is provided with at least one guiding block 30 (refer to 1 to 5) are used for sliding the slider 4, and the automatic opening seat 3 is provided with a guiding groove 35 (refer to FIG. 1, FIG. 3 to FIG. 4) for guiding the hook 40 to slide. The inner surface of the automatic opening seat 3 is provided with at least one introduction channel 31 (see FIG. 5), a lead channel 32 and a cassette channel 33. The card channel 33 has a card. groove The two sides of the cassette channel 33 are respectively connected to the rear side of the introduction channel 31 and the rear side of the lead channel 32, so that the positioning post 61 of the positioning member 6 pivoted by the slider 4 can be The front side of the introduction channel 31 is introduced (refer to FIGS. 7 and 8), and moved backward to be caught in the cassette groove 331 of the cassette channel 33 (see FIG. 12), or is detached from the cassette groove 331 ( Referring additionally to FIG. 13) and extending along the export channel 32 (see FIG. 14) away from the automatic opening seat 3 (see also FIG. 15), the introduction channel 31 of the automatic opening seat 3 is non-linear and has several a groove at the bend to form a plurality of pause slots 313 between the front entrance 311 (refer to FIG. 5) and the rear exit end 312 for guiding the positioning post 61 of the positioning member 6 into the foregoing One of the number of the suspension slots 313 (refer to FIG. 9 to FIG. 11), the front side of the automatic opening base 3 is further provided with a blocking groove 34 (refer to FIG. 5), and the rear end of the locking groove 34 is formed. The card retaining wall 341 (refer to FIG. 5), and the latching portion 402 (refer to FIG. 1 to FIG. 4) provided by the hook block 40 is used to move in the rear direction before the retaining slot 34 of the automatic opening seat 3, and By the card slot 34 The retaining wall 341 blocks, and the middle rail 9 and the movable rail 2 are too tight or other factors cause the middle slide rail 9 to slide backwards when the drawer is closed backward. The rear end 91 of the middle rail 9 can be first Abutting the slider 4 (refer to FIG. 16 and FIG. 17 ), the slider 4 and the pivoting hook 40 thereof are linearly slid rearward until the blocking portion 402 of the hook 40 is automatically opened by the locking groove of the seat 3 . The card retaining wall 341 of 34 is blocked (refer to FIG. 18, FIG. 19), so that the slider 4 does not continue to slide backward, and the slider 4 is moved forward together with the pivoting hook 40 thereof by the elastic force of the compression spring 5. Sliding and returning to the original position, waiting for the linkage 20 provided by the movable rail 2 to continue interlocking the hook block 40, ensuring the function of automatically opening, the automatic opening seat 3 and further at least providing a compression spring support column 36 (refer to FIG. 1 Figure 5) is used for being inserted by the compression spring 5 and relatively maintaining the stability of the compression spring 5 when pressed; by the composition of the aforementioned components, when the drawer (not shown) is closed, the drawer is locked. The linkage 20 of the movable rail 2 is positioned with the hook portion 401 of the hook 40 pivoted by the slider 4 (refer to FIG. 8), and the positioning post 61 of the positioning member 6 is stuck. 3 to automatically open the seat engaging the channel of the engaging grooves 33,133 (refer to FIG. 12); and when the rearward sliding drawer front is pressed, the drawer can be engaged by the solid The linkage 20 of the movable rail 2 is moved rearwardly to the rear side of the hook portion 401 of the hook block 40, so that the hook block 40 can be slid rearward together with the slider 4, and at the same time, the positioning member 6 pivoted by the slider 4 is positioned. The post 61 can be disengaged from the latching slot 331 of the latching channel 33 on the inner side of the automatic opening seat 3 (refer to FIG. 13), and forwarded along the lead-out channel 32 (refer to FIG. 14) away from the slider 4 (refer to FIG. 5). The slider 4 can be slid forward by the elastic force of the compression spring 5, and the slider 4 also slides forward along the guide groove 31 of the automatic opening seat 3 together with the pivoted hook 40. The hook block 40 is deflected by the guiding groove 35 of the automatic opening seat 3, and the deflected hook block 40 is also disengaged from the hook portion 402 of the hook block 40, and the movable rail 2 is opposite thereto. The connected drawer is in an open state in which it can slide forward, and achieves the purpose of automatic opening, and the slider 4 automatically slides on the inner surface of the seat 3 while sliding forward by the returning force of the compression spring 5. It is also guided backwards, so that the positioning post 61 of the positioning member 6 is located just before the introduction channel 31 of the automatic opening seat 3 (refer to FIG. 8); and when the drawer is pushed backwards due to use In the home position, the linkage 20 provided by the movable rail 2 that can be locked and connected by the drawer is moved rearwardly to the rear side of the hook portion 401 of the hook block 40, so that the hook block 40 is deflected so that the hook block 40 can slide backward together with the slider 4. At the same time, the pressure spring 5 is compressed backward by the slider 4, and the introduction channel 31 of the inner surface of the automatic opening seat 3 is introduced by the positioning post 61 of the positioning member 6 from the introduction channel 31, and is positioned by the positioning member 6. The column 61 is clamped on the latching slot 331 of the cassette channel 33 (refer to FIG. 12) to position the automatic opening seat 3, that is, to restore the closed state of the drawer, and wait for the automatic opening action when the next drawer is pressed; When the user pushes back the drawer and does not cause the positioning post 61 of the positioning member 6 to be directly introduced into the latching slot 331 of the cassette channel 33 from the introduction channel 31, the drawer does not follow the compression spring 5 The force is ejected forward, and the positioning post 61 of the positioning member 6 is introduced into one of the plurality of suspending slots 313 (refer to FIG. 9 to FIG. 11), and the user only needs to gracefully push back again. When the drawer is closed, the positioning post 61 of the positioning member 6 can be clamped to the latching groove 331 of the cassette channel 33 (refer to FIG. 12), and the correct one is completed. The drawer is closed and ensures that the automatic opening function can be achieved the next time the user gently presses the drawer.

In summary, the present invention can be summarized as having the following enhancement effects:

1. When the drawer is not closed to the predetermined position, the positioning post 61 of the positioning member 6 can be temporarily introduced into one of the suspension slots 313 for temporary positioning, so that the drawer does not pop out, and the user can simply close the drawer again. And relatively ensure the automatic opening function.

2. The fit of the slide rail 9 to the movable rail 2 is too tight or other factors cause the middle slide rail 9 to slide backward first when the drawer is closed rearward, and the rear end 91 of the middle slide rail 9 can be placed against the slider 4 first. , the slider 4 and the pivoting hook 40 are linearly slid rearward until the blocking portion 402 of the hook 40 is blocked by the blocking wall 341 of the locking groove 34 of the automatic opening seat 3, so that the slider 4 It will not continue to slide backwards, and the returning force of the compression spring 5 will cause the slider 4 together with its pivoting hook 40 to slide forward and return to the original position, waiting for the linkage 20 provided by the movable rail 2 to continue. Linking the block 40 ensures the function of automatic opening.

In summary, the present invention is indeed of its industrial use value. It is an application for a patent for invention, and it is requested that the review board of the bureau inspects and grants a patent to the applicant.

However, the above-mentioned embodiments are only the preferred embodiments of the present invention, and the equivalent variations and modifications made by the scope of the present invention should still be the patents covered by the present invention. Within the scope.

(3) ‧‧‧Automatic opening

(30) ‧‧‧ Guide blocks

(31)‧‧‧Introduction channel

(313) ‧‧‧Pause card slot

(33) ‧‧‧Carson Channel

(331) ‧‧‧ card slot

(34)‧‧‧ card slot

(341)‧‧‧ card barrier

(35) ‧‧‧ guiding slots

(36) ‧ ‧ compression spring support column

(4)‧‧‧ Slider

(40) ‧ ‧ ‧ block

(401) ‧‧‧Hooks

(402) ‧‧‧ card blocking

(44)‧‧‧ Positioning Department

(5) ‧ ‧ compression spring

(51) ‧ ‧ end

(52) ‧ ‧ the other end

(6) ‧‧‧ positioning parts

(61) ‧‧‧Positioning column

Claims (2)

An automatic opening device for a side lock type slide rail comprises at least: a fixed rail fixed to a side wall of the cabinet; and a movable rail disposed in the fixed rail and movable in a front and a rear direction relative to the fixed rail, The movable rail is fixedly engaged with the drawer to slide the front and rear directions of the drawer relatively; the middle slide rail is sleeved between the fixed rail and the movable rail, and can slide relative to the front and rear directions of the fixed rail. a slider, the sliding sleeve is disposed on the automatic opening seat to be movable in the automatic opening seat, and moves relative to the front and rear directions of the automatic opening seat, and the slider is pivotally provided with a hook block, and the slider is rearward The side is pivotally connected to a positioning member, and the positioning member has a positioning post, and the slider has at least one positioning portion for connecting with one end of a compression spring; and a hook block pivotally connected with the slider, the hook The block has a hook portion, and the slider is further provided with a latching portion; a linking member is disposed on one side of the movable rail for interlocking the hook block pivoted by the slider; at least one compression spring, one end thereof The positioning portion of the slider is connected, and the other end of the compression spring abuts against the automatic opening seat An automatic opening seat is fixedly coupled to the bottom surface of the fixed rail, and the automatic opening seat is provided with at least one guiding block for sliding by the slider, and the automatic opening seat is provided with a guiding slot for guiding the The inner surface of the automatic opening seat is provided with at least one introduction channel, an outlet channel and a card channel, and the card channel further has a card slot, and the card channel The two sides are respectively connected to the rear side of the introduction channel and the rear side of the lead-out channel, so that the positioning post of the positioning member pivoted by the slider can be introduced from the front side of the introduction channel, and moved backward to be stuck The card slot of the cassette channel is detached from the card slot and is away from the automatic opening seat along the lead-out channel. The front side of the automatic opening seat is further provided with a card slot, and the rear end of the card slot Forming a card retaining wall, so that the latching portion provided by the hook block is used to move before and after the retaining slot of the automatic opening seat, and can be The card retaining wall of the retaining slot is blocked, and the inlet channel of the automatic opening seat is a non-linear channel having a plurality of bends to form a plurality of pause cards between the front side inlet and the rear side outlet end. a slot for guiding the positioning post of the positioning member to introduce one of the number of suspension slots, and the automatic opening seat further has at least one compression spring support column for being inserted by the compression spring. An automatic opening device for a side lock type slide rail comprises at least: a fixed rail fixed to a side wall of the cabinet; and a movable rail disposed in the fixed rail and movable in a front and a rear direction relative to the fixed rail, The movable rail is fixedly engaged with the drawer to slide the front and rear directions of the drawer relatively; the middle slide rail is sleeved between the fixed rail and the movable rail, and can slide relative to the front and rear directions of the fixed rail. a slider, the sliding sleeve is disposed on the automatic opening seat to be movable in the automatic opening seat, and moves relative to the front and rear directions of the automatic opening seat, and the slider is pivotally provided with a hook block, and the slider is rearward The side is pivotally connected to a positioning member, and the positioning member has a positioning post, and the slider has at least one positioning portion for connecting with one end of a compression spring; and a hook block pivotally connected with the slider, the hook The block has a hook portion, and the slider is further provided with a latching portion; a linking member is disposed on one side of the movable rail for interlocking the hook block pivoted by the slider; at least one compression spring, one end thereof The positioning portion of the slider is connected, and the other end of the compression spring abuts against the automatic opening seat An automatic opening seat is fixedly coupled to the bottom surface of the fixed rail, and the automatic opening seat is provided with at least one guiding block for sliding by the slider, and the automatic opening seat is provided with a guiding slot for guiding the The inner surface of the automatic opening seat is provided with at least one introduction channel, an outlet channel and a card channel, and the card channel further has a card slot, and the card channel The two sides of the two sides are respectively connected to the rear side of the introduction channel and the rear side of the lead-out channel, so that the positioning post of the positioning member pivoted by the slider can be introduced from the front side of the introduction channel and moved backwards to form a card. The card slot of the card slot is detached from the card slot and away from the automatic opening seat along the lead-out channel, the lead-in channel of the automatic opening block is non-linear and has a plurality of bends a plurality of suspension slots formed between the front side inlet and the rear side outlet end for guiding the positioning post of the positioning member to one of the number of suspension slots, the automatic opening seat a latching slot is formed on the front side, and a rear end of the latching slot forms a latching wall, so that the latching portion of the hooking block is used to move in the front and rear directions of the latching slot of the automatic opening seat, and Blocked by the card retaining wall of the card slot; the automatic opening block is further provided with at least one compression spring support column for being inserted by the compression spring.