CN216240214U

CN216240214U - Stop gear of push-and-pull door

Info

Publication number: CN216240214U
Application number: CN202022707510.6U
Authority: CN
Inventors: 陈亮
Original assignee: Guangdong Liangshuo Door & Window Technology Co ltd
Current assignee: Guangdong Liangshuo Door & Window Technology Co ltd
Priority date: 2020-11-21
Filing date: 2020-11-21
Publication date: 2022-04-08
Anticipated expiration: 2030-11-21

Abstract

The utility model discloses a limiting mechanism of a sliding door, which comprises a door leaf, a horizontal door frame and a vertical door frame, wherein the upper surface and the lower surface of the door leaf are provided with first mounting blocks, first grooves are formed in the first mounting blocks, two first sliding blocks are connected onto the first grooves in a sliding mode, rotating shafts are arranged at the tops of the two first sliding blocks, rolling wheels are arranged at the tops of the rotating shafts, a second mounting block is arranged on one side of the vertical door frame, a fourth groove is formed in one side of the second mounting block, a fifth groove is formed in the inner arm of the fourth groove in an opposite mode, a third sliding block is arranged in the fifth groove, and one end of the third sliding block is fixedly connected with a limiting block. According to the door leaf buffer device, the distance between the two groups of rollers is adjustable, the installation is convenient, the gap between the rollers on the door leaf and the groove of the horizontal door frame in the width direction can be eliminated, the shaking of the door leaf is effectively reduced, and the limit block is arranged on the front side of the buffer device, so that the door leaf can be effectively prevented from rebounding under the reaction force of the buffer spring and collision to hurt people entering and exiting the door.

Description

Stop gear of push-and-pull door

Technical Field

The utility model relates to the technical field of household doors, in particular to a limiting mechanism of a sliding door.

Background

Sliding doors generally refer to doors that can be pushed or pulled along a rail, and are commonly used in bathrooms, wardrobes, bookcases, closets, bedrooms, living rooms, exhibition halls, and the like. In order to guarantee that the door leaf can be installed smoothly on the door frame, the gyro wheel width on the door leaf will be less than the width of the recess on the door frame, this leads to the door leaf to produce easily after the installation and rock in the switch process, and when the door dynamics of opening the door is great, the side frame of door leaf not only collides with vertical door frame and produces the noise and still can reduce the use of push-and-pull door and receive the life, prior art has spring buffer gear, however the reaction force of spring easily makes the door leaf kick-back, can hit the user.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a limiting mechanism of a sliding door.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a stop gear of push-and-pull door, includes door leaf, horizontal door frame, vertical door frame, its characterized in that: the upper surface and the lower surface of the door leaf are fixedly provided with a plurality of first installation blocks along the length direction, the first installation blocks are provided with first grooves, the upper surface of each first groove is provided with a slide rail, the slide rails are connected with two first sliding blocks in a sliding manner, the tops of the two first sliding blocks are fixedly connected with a rotating shaft, the top of the rotating shaft is rotatably connected with a roller, two sides of the door leaf are provided with second grooves, the two ends of the second grooves, which are close to the two ends, are fixedly connected with connecting rods, the other ends of the connecting rods are fixedly connected with contact blocks, one end of the horizontal door frame, which is close to the door leaf, is provided with a convex groove in a penetrating manner along the length direction, one side of the vertical door frame, which is close to the door leaf, is provided with a third groove in a penetrating manner, the position, opposite to the contact blocks, of the side wall of the third groove is fixedly connected with the second installation blocks, one side of the second installation blocks, which is close to the door leaf, is provided with a fourth groove, the inside sliding connection of fourth recess has the second slider, the inner wall top surface and the bottom surface of fourth recess all are equipped with the fifth recess, sliding connection has the third slider in the fifth recess, two the relative one end fixedly connected with stopper of third slider.

As a further description of the above technical solution:

two the middle part of first slider is run through and is equipped with the threaded rod, just the threaded rod is from the middle part to the screw thread at both ends soon to opposite, threaded rod and two first slider threaded connection, the inner wall rotation that the bearing frame was passed through to the one end of threaded rod and first recess is connected, the front and the fixedly connected with handle of first installation piece are worn out to the other end of threaded rod.

As a further description of the above technical solution:

and a first spring is fixedly connected to the inner side wall of the fourth groove, and the other end of the first spring is fixedly connected with one side of the second sliding block.

As a further description of the above technical solution:

the upper surface of the fifth groove is fixedly connected with a second spring, and the other end of the second spring is fixedly connected with the lower surface of the third sliding block.

As a further description of the above technical solution:

the upper end and the lower end of the contact block are both designed to be conical, the size of the contact block is smaller than that of the fourth groove, and the end, opposite to the limiting block, of the limiting block is designed to be conical.

As a further description of the above technical solution:

the diameter of two gyro wheels and the tip diameter that is less than the type groove, the gyro wheel surface and the preceding, the back inside wall line contact in type groove.

The utility model has the following beneficial effects:

1. this stop gear of push-and-pull door, the interval of two sets of gyro wheels is adjustable, and simple to operate not only can eliminate the recess of gyro wheel and horizontal door frame on the door leaf in the ascending clearance of width direction, effectively reduces rocking of door leaf.

2. This stop gear of push-and-pull door sets up the stopper through the front side at buffer, can prevent effectively that the door leaf from kick-backing under the reaction force of buffer spring and collision, injures the people who is business turn over the door.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of the present invention;

FIG. 3 is a schematic view of the structure at B-B of the present invention;

FIG. 4 is a schematic view of the structure at position C-C of the present invention.

Illustration of the drawings: 1. a door leaf; 2. a second groove; 3. a horizontal door frame; 4. a convex-shaped groove; 5. a vertical door frame; 6. a third groove; 7. a first slider; 8. a first groove; 9. a bearing seat; 10. a rotating shaft; 11. A slide rail; 12. a roller; 13. a limiting block; 14. a handle; 15. a first mounting block; 16. a threaded rod; 17. a contact block; 18. a connecting rod; 19. a first spring; 20. a fourth groove; 21. a second slider; 22. A second mounting block; 23. a fifth groove; 24. a second spring; 25. and a third slide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, one embodiment of the present invention is provided: a limiting mechanism of a sliding door comprises a door leaf 1, a horizontal door frame 3 and a vertical door frame 5, wherein a plurality of first installation blocks 15 are fixedly arranged on the upper surface and the lower surface of the door leaf 1 along the length direction, first grooves 8 are arranged on the first installation blocks 15, slide rails 11 are arranged on the upper surface of the first grooves 8, two first sliding blocks 7 are connected on the slide rails 11 in a sliding manner, rotating shafts 10 are fixedly connected on the tops of the two first sliding blocks 7, idler wheels 12 are rotatably connected on the tops of the rotating shafts 10, second grooves 2 are arranged on two sides of the door leaf 1, connecting rods 18 are fixedly connected on the positions, close to the two ends, of the second grooves 2, contact blocks 17 are fixedly connected on the other ends of the connecting rods 18, a convex-shaped groove 4 is arranged at one end, close to the door leaf 1, of the horizontal door frame 3, a third groove 6 is arranged at one side, close to the door leaf 1, the side wall of the third groove 6 is fixedly connected with second installation blocks 22 at the position, opposite to the contact blocks 17, one side that second installation piece 22 is close to door leaf 1 is equipped with fourth recess 20, and the inside sliding connection of fourth recess 20 has second slider 21, and the inner wall top surface and the bottom surface of fourth recess 20 all are equipped with fifth recess 23, and sliding connection has third slider 25 in the fifth recess 23, and the relative one end fixedly connected with stopper 13 of two third sliders 25.

The middle parts of the two first sliders 7 are provided with threaded rods 16 in a penetrating mode, the threaded rods 16 are opposite in thread turning direction from the middle parts to the two ends, the threaded rods 16 are in threaded connection with the two first sliders 7, one end of each threaded rod 16 is rotatably connected with the inner wall of the corresponding first groove 8 through the corresponding bearing seat 9, the other end of each threaded rod 16 penetrates out of the front face of the corresponding first mounting block 15 and is fixedly connected with a handle 14, the threaded rods 16 are rotated by rotating the handles 14, and therefore the two first sliders 7 are close to or far away from each other.

The inner side wall of the fourth groove 20 is fixedly connected with a first spring 19, the other end of the first spring 19 is fixedly connected with one side of a second sliding block 21, and the first spring 19 enables the second sliding block 21 to buffer the door leaf 1.

The upper surface of the fifth groove 23 is fixedly connected with a second spring 24, the other end of the second spring 24 is fixedly connected with the lower surface of the third slider 25, and the second spring 24 enables the limiting block 13 to extend out of the fifth groove 23, so that the door leaf 1 is prevented from rebounding under the reaction force of the first spring 19.

The upper and lower end of contact piece 17 all is equipped with the toper, and the size of contact piece 17 is less than the size of fourth recess 20, and the one end that stopper 13 is relative is established to the toper, and at the switch door in-process, contact piece 17 can freely get into and withdraw from fourth recess 20, and the setting of conical surface is favorable to when promoting door leaf 1 hard, and contact piece 17 can freely get into and withdraw from fourth recess 20.

The diameter of two gyro wheels 12 and the tip diameter that is less than type of protruding groove 4, when two gyro wheels 12 were close to each other, in horizontal door frame 3 can easily be packed into to door leaf 1, the line contact of the preceding, the back inside wall line of gyro wheel 12 surface and type of protruding groove 4, two gyro wheels 12 can roll along type of protruding groove 4.

The working principle is as follows: when the limiting mechanism of the sliding door is used, the handle 14 is rotated to enable the two first sliding blocks 7 to drive the rollers 12 to approach each other, because the diameters of the two rollers 12 are smaller than the small end diameter of the convex-shaped groove 4, the rollers 12 can easily extend into the convex-shaped groove 4, when the left and right rollers 12 extend into the convex-shaped groove 4, the handle 14 is rotated to enable the two first sliding blocks 7 to drive the rollers 12 to separate from each other until the outer surfaces of the rollers 12 are respectively contacted with the inner wall of the convex-shaped groove 4 to complete the installation of the door leaf 1, when the door leaf 1 is pushed to open and close the sliding door with great force, the contact block 17 on the door leaf 1 is contacted with the second sliding block 21, because the first spring 19 is arranged between the second sliding block 21 and the fourth groove 20, the buffering effect on the door leaf 1 can be realized, the collision between the door leaf 1 and the vertical door frame 5 can be avoided, the limiting block 13 extends out of the fifth groove 23 under the action of the second spring 24, and the effect of blocking on the contact block 17 can be realized, the door leaf 1 is prevented from rebounding under the reaction force of the first spring 19 and the collision, and certain practicability is achieved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a stop gear of push-and-pull door, includes door leaf (1), horizontal door frame (3), vertical door frame (5), its characterized in that: the upper surface and the lower surface of the door leaf (1) are fixedly provided with a plurality of first mounting blocks (15) along the length direction, the first mounting blocks (15) are provided with first grooves (8), the upper surface of each first groove (8) is provided with a slide rail (11), the slide rails (11) are connected with two first sliding blocks (7) in a sliding manner, the tops of the two first sliding blocks (7) are fixedly connected with a rotating shaft (10), the top of the rotating shaft (10) is rotatably connected with a roller (12), the two sides of the door leaf (1) are provided with second grooves (2), connecting rods (18) are fixedly connected at the positions, close to the two ends, of the second grooves (2), contact blocks (17) are fixedly connected at the other ends of the connecting rods (18), one end, close to the door leaf (1), of the horizontal door frame (3) penetrates through a convex-shaped groove (4) along the length direction, one side, close to the door leaf (1), of the vertical door frame (5) penetrates through a third groove (6), the position that the lateral wall of third recess (6) is relative with contact piece (17) is fixed even to have second installation piece (22), one side that second installation piece (22) are close to door leaf (1) is equipped with fourth recess (20), the inside sliding connection of fourth recess (20) has second slider (21), the inner wall top surface and the bottom surface of fourth recess (20) all are equipped with fifth recess (23), sliding connection has third slider (25) in fifth recess (23), two the relative one end fixedly connected with stopper (13) of third slider (25).

2. A stop mechanism for a sliding door according to claim 1, wherein: two the middle part of first slider (7) is run through and is equipped with threaded rod (16), just threaded rod (16) are from the middle part to the screw thread at both ends and revolve to opposite, threaded rod (16) and two first slider (7) threaded connection, the inner wall rotation that bearing frame (9) and first recess (8) are passed through to the one end of threaded rod (16) is connected, the front and fixedly connected with handle (14) of first installation piece (15) are worn out to the other end of threaded rod (16).

3. A stop mechanism for a sliding door according to claim 1, wherein: and a first spring (19) is fixedly connected to the inner side wall of the fourth groove (20), and the other end of the first spring (19) is fixedly connected with one side of the second sliding block (21).

4. A stop mechanism for a sliding door according to claim 1, wherein: the upper surface of the fifth groove (23) is fixedly connected with a second spring (24), and the other end of the second spring (24) is fixedly connected with the lower surface of a third sliding block (25).

5. A stop mechanism for a sliding door according to claim 1, wherein: the upper end and the lower end of the contact block (17) are both provided with a cone, the size of the contact block (17) is smaller than that of the fourth groove (20), and the opposite end of the limiting block (13) is designed to be a cone.

6. A stop mechanism for a sliding door according to claim 1, wherein: the diameter of the two rollers (12) is smaller than the diameter of the small end of the convex-shaped groove (4), and the outer surface of each roller (12) is in line contact with the front inner side wall and the rear inner side wall of the convex-shaped groove (4).