CN210828791U - Anti-collision device of sliding door - Google Patents

Abstract

The utility model provides a sliding door anti-collision device, which comprises a first door frame, a second door frame, a sliding device, a speed reducer and a buckling device, wherein the second door frame is provided with a first chute and a second chute, the first door frame is connected with the first chute through the sliding device, the first door frame is connected with the second chute through the speed reducer, the buckling device is fixed on the second door frame, after the speed reducer decelerates the sliding door, the speed reducer is connected with the buckling device, the buckling device further fixes the sliding door to the edge position of the second door frame, the sliding door provided with the sliding door anti-collision device can effectively avoid the problem of impact on the door frame when the sliding door moves rapidly and opens and closes, and prolong the service life of the sliding door, the user experience is greatly improved.

Description

Anti-collision device of sliding door

Technical Field

The utility model belongs to the technical field of door and window device, a sliding door buffer stop is related to.

Background

At present, the sliding door sold on the market and practical in families generally adopts an upper guide rail and a lower guide rail pulley mechanism to realize the sliding of the door, the sliding door has fewer practical parts at the sliding part and is simple to install, but the problem that the sliding door collides with a door frame exists, when the sliding door is rapidly opened by a large force, the sliding door can move to one side at a high speed, and at the moment, when the sliding door moves to the edge, the sliding door can suddenly collide with the door frame and stop, and the door frame is often loud and damaged with higher speed.

SUMMERY OF THE UTILITY MODEL

The utility model discloses striking the door frame and producing the loud sound and the problem of door frame damage with higher speed when having solved among the prior art sliding door quick travel to a certain extent.

The utility model provides an above-mentioned technical problem adopted technical scheme as follows:

in one aspect, the utility model provides a sliding door buffer stop, a serial communication port, sliding door buffer stop includes first door frame, second door frame, slider, decelerator and lock device, be provided with first spout and second spout on the second door frame, slider's one side with first door frame fixed connection, slider's another side passes through first spout slidable ground with the second door frame is connected, decelerator's one side with first door frame fixed connection, decelerator's another side passes through second spout slidable ground with the second door frame is connected, lock device fixes on the second door frame, lock device can with decelerator connects.

Optionally, the sliding device includes a first bracket, a limiting cover plate and a roller, the limiting cover plate is fixed on the top of the first bracket, the roller is rotatably fixed on one side of the first bracket, and the roller is arranged in the first sliding groove.

Optionally, the speed reduction device comprises a second support, a ball, a spring, a buckling claw and a shell, the bottom surface of the shell is fixedly connected with the second support, a containing groove is formed in the shell, the spring and the ball are arranged in the containing groove, and the buckling claw is fixedly connected to one side of the shell.

Optionally, the lock device includes support, moving part, first guide post, second guide post and extension spring, both sides on the support are provided with hole and slide rail, moving part, first guide post, second guide post and extension spring all set up in the support, be provided with solid fixed ring on the moving part, first guide post passes gu fixed ring and slide rail, the second guide post passes the hole, the one end of extension spring with first guide post is connected, the other end of extension spring with the second guide post is connected, first guide post can be followed the slide rail makes a round trip to slide.

Optionally, the moving part includes an elastic part and a roller, a through hole corresponding to the shape of the roller is formed in the moving part, the roller is arranged in the through hole, and the elastic part is arranged in the moving part.

Optionally, the elastic component includes a fastening block, a limiting block, a middle block and a pressure spring, and the pressure spring is respectively disposed in the accommodating holes formed by the fastening block, the middle block, and the limiting block.

Optionally, one end of the second sliding groove, which is close to the buckling mechanism, is provided with a slope, and the ball can roll along the slope.

Optionally, the locking claw includes a buckle and a push block, a limit groove and a locking step are formed in the support, when the door is closed, the locking block is extruded by the limit groove to move downwards, the speed reducer is released, the limit block moves downwards and abuts against the locking step to clamp the moving part, the tension spring is in a stretching state, when the door is opened, the push block pushes the limit block upwards, the locking block moves upwards and is connected with the buckle, and the locking device continues to pull the speed reducer towards the edge.

Optionally, a slide way is further formed in the bracket, and the roller can slide in the bracket along the slide way.

On the other hand, the utility model also provides a sliding door, include as above sliding door buffer stop.

Through the technical scheme, the utility model provides a sliding door buffer stop, when using, no matter the sliding door is by high-speed or at the uniform velocity open, through decelerator can all realize opening the sliding door and leave the speed of sliding door when about 200mm and reduce to minimum, then the rethread lock device opens the sliding door completely with the low-speed, just so can avoid the sliding door fiercely to strike the door frame and produce the loud sound and the problem of door frame damage with higher speed when opening fast, has prolonged door frame practical life, has promoted user experience greatly.

Additional features and advantages of the disclosure will be set forth in the detailed description which follows.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the disclosure without limiting the disclosure. In the drawings:

FIG. 1 is a schematic structural view of a sliding door bump guard provided in an exemplary embodiment of the present disclosure;

fig. 2 is a schematic structural view of a sliding apparatus provided in an exemplary embodiment of the present disclosure;

fig. 3 is a schematic structural view of a reduction gear provided in an exemplary embodiment of the present disclosure;

FIG. 4 is a cross-sectional view of a reduction gear provided in an exemplary embodiment of the present disclosure;

FIG. 5 is an exploded view of a fastening device provided by an exemplary embodiment of the present disclosure;

FIG. 6 is a schematic diagram of a moving part provided in an exemplary embodiment of the present disclosure;

FIG. 7 is a schematic structural view of a fastening device provided in an exemplary embodiment of the present disclosure;

FIG. 8 is a cross-sectional view of a stent provided in an exemplary embodiment of the present disclosure;

FIG. 9 is a schematic view of a reduction gear and a snap fitting arrangement mating provided by an exemplary embodiment of the present disclosure;

FIG. 10 is a cross-sectional view of a ramp provided by an exemplary embodiment of the present disclosure;

FIG. 11 is a schematic view of a fastening block and the snap connection provided in an exemplary embodiment of the present disclosure;

fig. 12 is a schematic view illustrating a stopper connected to the fastening step according to an exemplary embodiment of the disclosure.

Detailed Description

The following detailed description of specific embodiments of the present disclosure is provided in connection with the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present disclosure, are given by way of illustration and explanation only, not limitation.

In the present disclosure, unless otherwise specified, use of the directional terms "upper," "lower," "bottom," and "top" generally refer to the definition in the drawing figures, inner "and outer" refer to the inner and outer contours of the corresponding parts, and the following description refers to the drawings, in which like numerals in different drawings refer to the same or similar elements, unless otherwise specified.

Referring to fig. 1 to 10, the present invention provides a sliding door anti-collision device, which includes a first door frame 1, a second door frame 2, a sliding device 3, a speed reducer 4 and a fastener 5, wherein the second door frame 2 is provided with a first sliding slot 21 and a second sliding slot 22, one side of the sliding device 3 is fixedly connected to the first door frame 1, the other side of the sliding device 3 is slidably connected to the second door frame 2 through the first sliding slot 21, one side of the speed reducer 4 is fixedly connected to the first door frame 1, the other side of the speed reducer 4 is slidably connected to the second door frame 2 through the second sliding slot 22, the fastener 5 is fixed to the second door frame 2, the fastener 5 is connectable to the speed reducer 4, specifically, the first door frame 1 is a frame of the sliding door, the second door frame 2 is a frame fixed on a wall, one surface of the sliding device 3 is fixed on the first door frame 1, the first door frame 1 can slide in the first sliding groove 1 on the second door frame 2 along with the sliding device 3, one surface of the speed reducing device 4 is fixed on the first door frame 1, the other surface of the speed reducing device 4 can be fixed in the second sliding groove in a sliding manner, when the sliding door slides to a certain position, the speed reducing device 4 reduces the speed of the sliding door by 45 degrees, and then the buckling device 5 is matched with the speed reducing device 4 to completely open the sliding door.

Through the technical scheme, the utility model provides a sliding door buffer stop can avoid at sliding door switching in-process because the loud sound that the quick travel produced and the fierce striking to the door frame, through decelerator, no matter sliding door is by high-speed or at the uniform velocity open, all can realize reducing sliding door's speed to minimum when opening sliding door leaves about 200mm, then the rethread lock device opens sliding door with the low-speed completely to the life of door frame has been prolonged, has promoted user experience.

Referring to fig. 2, the sliding device 3 includes a first bracket 31, a limiting cover plate 32 and a roller 33, the first bracket 31 is actually a section bar with a U-shaped cross section, and is mostly made of aluminum alloy, but not limited to aluminum alloy, the limiting cover plate 32 is a plastic part and can be fixed on the top of the U-shaped bracket by riveting or screwing, and its function is to ensure the correct position of the sliding door in the track and prevent the roller 33 from breaking away from the first sliding groove 21 and causing sliding failure, the axis of the roller 33 is fixed on the side of the first bracket, and the roller 33 is disposed in the first sliding groove 21 and can roll in the first sliding groove 21.

Referring to fig. 3 and 4, the speed reducer 4 includes a second bracket 41, a ball 42, a spring 43, a latch 44, and a housing 45, the second bracket 41 is a section with a Z-shaped cross section, a bottom surface of the housing 45 is fixed on the second bracket 41 by screws or welding, an accommodating groove 451 is formed in the housing 45, the spring 43 is first installed in the accommodating groove 451, the ball 42 is then installed, the ball 42 protrudes out of the surface of the housing after being installed, the latch 44 is fixed on a side surface of the housing 45 by welding, and the latch 44 cooperates with the latch 5 to drive the sliding door to slide continuously.

Referring to fig. 5, the fastening device 5 includes a bracket 51, a moving part 52, a first guiding column 53, a second guiding column 54 and a tension spring 55, holes and sliding rails are formed on two sides of the bracket 51, the moving part 52, the first guiding column 53, the second guiding column 54 and the tension spring 55 are all disposed in the bracket 51, a fixing ring is disposed on the moving part 52, the fixing ring is used for sleeving the first guiding column 53 and the moving part 52 together, so that the moving part 52 can move back and forth together with the first guiding column 53, the first guiding column 53 passes through the fixing ring and the sliding rails, the second guiding column 54 passes through the holes, an annular groove is further disposed on the first guiding column 53, one end of the tension spring 55 is connected in the annular groove of the first guiding column 53, and the other end of the tension spring 55 is connected with the second guiding column 54, the annular groove is provided to prevent the tension spring 55 from slipping on the first guide post 53, the first guide post 53 can slide back and forth in the slide rail, the number of the tension springs 55 can be determined according to specific situations, and the number of the tension springs 55 is two in the embodiment.

The moving member 52 includes an elastic member and a roller 525, the moving member 52 is formed with two through holes corresponding to the shape of the roller 525, the roller 525 passes through the through holes and both ends of the roller 525 exceed the surface of the moving member 52, and both the elastic member and the roller 525 are installed in the moving member 52.

The elastic component further includes a fastening block 521, a limiting block 522, a middle block 523 and a compression spring 524, in order to ensure stability in the use process, in this embodiment, four compression springs 524 are adopted, two of the compression springs are disposed in an accommodating hole formed by the fastening block 521 and the middle block 522, the other two compression springs 524 are disposed in an accommodating hole formed by the limiting block 522 and the middle block 522, then the fastening block 521, the middle block 523, the limiting block 522 and the four compression springs 524 are disposed in the moving component 52, and the fastening block 521 and the limiting block 522 can move up and down in the moving component 52.

Referring to fig. 10, a slope 221 is disposed in the second sliding chute 22, in this embodiment, the slope 221 is disposed at a position about 200mm away from both ends of the second sliding chute, and the specific position may be specific, and the slope 221 is disposed to decelerate the sliding door, when the decelerating device 4 slides to the slope 221 along with the sliding door, since the slope 221 has a certain slope, the pressure and friction force applied to the balls 42 are gradually increased, and thus the speed of the decelerating device 4 and the sliding door is gradually decreased under this action, in this embodiment, the slope of the slope 221 is 5 °, but not limited to 5 °, and may be specific.

Referring to fig. 3, the fastening claw 44 includes a buckle 441 and a push block 442, a limit groove 511 and a fastening step 512 are formed in the bracket 51, when the door is closed, the reduction gear 4 drives the fastening block 521 to move rightward, the fastening block 521 moves downward after being pressed by the limit groove 511, at this time, the fastening block 521 is separated from the buckle 441 on the fastening claw 44, the limit block 522 moves downward due to the shape of the fastening step 512 and abuts against the fastening step 512, at this time, the moving part 52 is clamped, the tension spring 55 is in a stretched state, when the door is opened again, the push block 442 pushes the limit block 522 upward, the extrusion force to the fastening block 521 disappears due to the shape of the limit groove 511, the fastening block 521 moves upward and is connected with the buckle 441, the sliding door and the reduction gear 4 continue to move leftward under the tension of the tension spring 55, thereby achieving a state in which the sliding door is fully opened.

Referring to fig. 7, a sliding track 513 is further formed in the bracket 51, and since the moving part 52 is sleeved on the roller 525, the moving part 52 can slide in the bracket 51 along the sliding track 513 together with the roller 525, and the purpose of this design is to prevent the moving part 52 from freely swinging in the bracket 51 to cause a failure in opening and closing the door.

Referring to fig. 11 and 12, when the door is opened, the stopper 522 is pushed up by the push block 442, and when the sliding door is opened, the sliding door, the reduction gear 4 and the sliding device 3 move leftward, the stopper 522 releases the engagement with the engagement step 512, and since the pressing action of the limit groove 511 on the engagement block 521 is released, the engagement block 521 moves upward and is connected to the buckle 441, at this time, the sliding door is pulled by the tensile force of the tension spring 55 to move leftward to a completely opened state, when the door is closed, the sliding door, the reduction gear 4 and the sliding device 3 all move rightward, the stopper 522 moves downward and engages with the engagement step 512 when moving rightward to a certain position, the tension spring 55 is in a stretched state, and the engagement block 521 moves downward and releases the engagement with the buckle 441 under the pressing action of the limit groove 511, at this time, the sliding door may continue to move rightward to reach a closed door state, wherein when the limit block 522 abuts against the fastening step 512, the fastening block 512 is in a compressed state, and when the fastening block 512 is released, the limit block 522 is in a compressed state.

In order to ensure the stability of the sliding door in the sliding process and the deceleration and anti-collision effects, the embodiment totally adopts four sliding devices, four deceleration devices and four buckling devices, but the embodiment is not limited, and the specific number can be determined according to the actual situation, wherein one sliding device and one deceleration device are respectively installed at the upper, lower, left and right positions of the first door frame, and one buckling device is respectively installed at the upper, lower, left and right positions of the second door frame, so that the sliding door is more stable in the sliding process and the deceleration effect is obvious.

The utility model discloses an in another embodiment, still provide a sliding door including above-mentioned sliding door buffer stop, this sliding door can not produce the loud sound that strikes the door frame in the use, long service life, and experience effect is good.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and all modifications, equivalents, improvements and the like that are made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. The utility model provides a sliding door buffer stop, its characterized in that, sliding door buffer stop includes first door frame, second door frame, slider, decelerator and lock device, be provided with first spout and second spout on the second door frame, first door frame passes through slider with first spout is connected, first door frame passes through decelerator with the second spout is connected, lock device fixes on the second door frame, decelerator is after the sliding door deceleration, decelerator with lock device connects, lock device further fixes the sliding door the border position of second door frame.

2. The sliding door impact prevention device of claim 1, wherein the sliding device comprises a first bracket, a limit cover plate and a roller, the limit cover plate is fixed on the top of the first bracket, the roller is rotatably fixed on one side of the first bracket, and the roller is arranged in the first sliding groove.

3. The sliding door anti-collision device according to claim 1, wherein the speed reduction device comprises a second bracket, a ball, a spring, a snap-fit claw and a housing, the bottom surface of the housing is fixedly connected with the second bracket, a receiving groove is formed in the housing, the spring and the ball are arranged in the receiving groove, and the snap-fit claw is fixedly connected to one side of the housing.

4. The anti-collision device for the sliding door according to claim 3, wherein the buckling device comprises a support, a moving part, a first guide post, a second guide post and a tension spring, holes and slide rails are arranged on two sides of the support, the moving part, the first guide post, the second guide post and the tension spring are all arranged in the support, a fixing ring is arranged on the moving part, the first guide post penetrates through the fixing ring and the slide rails, the second guide post penetrates through the holes, one end of the tension spring is connected with the first guide post, the other end of the tension spring is connected with the second guide post, and the first guide post can slide back and forth along the slide rails.

5. The sliding door impact prevention device according to claim 4, wherein the moving member includes an elastic member and a roller, the moving member is provided with a through hole corresponding to a shape of the roller, the roller is disposed in the through hole, and the elastic member is disposed in the moving member.

6. The sliding door anti-collision device according to claim 5, wherein the elastic component comprises a buckling block, a limiting block, an intermediate block and a compression spring, and the compression spring is respectively arranged in accommodating holes formed by the buckling block, the intermediate block and the limiting block.

7. The sliding door bump guard of claim 6, wherein an end of the second runner proximate the snapping mechanism is provided with a ramp along which the ball rolls.

8. The sliding door anti-collision device according to claim 7, wherein the buckling claw includes a buckle and a push block, a limit groove and a buckling step are formed in the bracket, when the door is closed, the buckling block is pushed by the limit groove to move downwards, the speed reduction device is released, the limit block moves downwards and abuts against the buckling step to clamp the moving part, the tension spring is in a stretching state, when the door is opened, the push block pushes the limit block upwards, the buckling block moves upwards and is connected with the buckle, and the buckling device continues to pull the speed reduction device towards the edge.

9. A sliding door impact protection device according to claim 8, wherein a slide is further provided in said bracket, along which said roller is slidable within said bracket.

10. A sliding door incorporating a sliding door impact protection arrangement as claimed in any one of claims 1 to 9.

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