CN215408058U

CN215408058U - Bidirectional sliding door buffer and movable door frame

Info

Publication number: CN215408058U
Application number: CN202121760216.XU
Authority: CN
Inventors: 林维海
Original assignee: Wenzhou Houhe Hardware Products Co ltd
Current assignee: Wenzhou Houhe Hardware Products Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-01-04
Anticipated expiration: 2031-07-30

Abstract

The utility model discloses a bidirectional sliding door buffer with simple structure and stronger self-adaptive capacity and a movable door frame. The technical scheme adopted comprises the following steps: casing, slidable install in the activity at casing both ends is detained, is connected in damping rod between the activity is detained the upper end, is connected in the extension spring between the lower extreme is detained in the activity, its characterized in that: the damping rod is installed in the damping rod installation seat of long frame shape, the setting of damping rod installation seat activity is in the casing, damping rod installation seat one end is equipped with first connecting axle and one of them the activity is detained rotatable coupling, be equipped with second connecting axle and another on the output shaft of damping rod the activity is detained rotatable coupling.

Description

Bidirectional sliding door buffer and movable door frame

Technical Field

The utility model relates to a sliding door buffer.

Background

The sliding door buffer is mainly applied to household sliding door products, and solves the problem that the sliding door can make 'snap' sound or clamp hands due to inertia pushing impact caused by the fact that the pulley is too smooth. After the buffer is installed on the sliding door, the sliding door can automatically buffer when the sliding door is about to reach the side plate, so that the sliding door is slowly closed, and the sliding door is prevented from rebounding. The utility model discloses a chinese utility model of authorized bulletin number "CN 212773950U", discloses a self-balancing two-way buffer, has realized the two-way buffering of buffer and the self-balancing function of wheelset. There are disadvantages in that: 1. the bidirectional buffer structure is more complex; 2. the wheel set can only swing left and right, but not up and down, and the self-adaptive capacity is not particularly strong.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a bidirectional door moving buffer and a movable door frame, which have simple structure and stronger self-adaptive capacity.

In order to solve the above problems, the technical scheme adopted by the utility model comprises: casing, slidable install in the activity at casing both ends is detained, is connected in damping rod between the activity is detained the upper end, is connected in the extension spring between the lower extreme is detained in the activity, its characterized in that: the damping rod is installed in the damping rod installation seat of long frame shape, the setting of damping rod installation seat activity is in the casing, damping rod installation seat one end is equipped with first connecting axle and one of them the activity is detained rotatable coupling, be equipped with second connecting axle and another on the output shaft of damping rod the activity is detained rotatable coupling.

The bidirectional sliding door buffer is characterized in that: the upper edge and the lower edge of the inner wall of the damping rod mounting seat are respectively provided with a group of buckles which are arranged at intervals and used for fixing the damping rods.

The bidirectional sliding door buffer is characterized in that: one end of the shell is provided with a first wheel set, the other end of the shell is provided with a second wheel set, the first wheel set comprises a first wheel carrier, a wheel shaft and concave wheels, the end part of the first wheel carrier is connected with the shell, the wheel shaft is arranged in spherical shaft sleeve mounting seats at the two ends of the first wheel carrier through spherical shaft sleeves, and the concave wheels are connected with the two ends of the wheel shaft; the second wheel set comprises a second wheel frame, a wheel shaft and concave wheels, the end part of the second wheel frame is connected with the shell, the wheel shaft is arranged in a spherical shaft sleeve mounting seat at the front end of the second wheel frame through a spherical shaft sleeve, and the concave wheels are connected to the two ends of the wheel shaft.

The bidirectional sliding door buffer is characterized in that: the wheel shaft is arranged in spherical shaft sleeve mounting seats at two ends of the first wheel frame through a middle spherical shaft sleeve, and the concave wheels are connected to two ends of the wheel shaft.

The bidirectional sliding door buffer is characterized in that: and a nut seat and a nut installed in the nut seat are arranged between the first wheel frame and the third wheel frame.

The bidirectional sliding door buffer is characterized in that: the nut seat is characterized in that positioning steps are arranged at two ends of the nut seat, positioning grooves matched with the positioning steps are arranged at two ends of the nut, and gaps are reserved between the positioning grooves and the positioning steps.

The bidirectional sliding door buffer is characterized in that: and positioning pins are arranged at two ends of the nut seat.

The bidirectional sliding door buffer is characterized in that: the box is hung including the installation still, the box is hung in the installation includes the box body, sets up rotatory screw rod in the box body and rotatable connecting screw who sets up box body one end, the top of rotatory screw rod with through the interlock of the teeth of a cogwheel between connecting screw's the afterbody, connecting screw be used for with the nut is connected.

The bidirectional sliding door buffer is characterized in that: the end part of the box body is hinged with an end cover.

The utility model provides a remove door frame, includes door frame subassembly, its characterized in that: the door frame assembly is internally provided with any one of the bidirectional sliding door buffers.

The bidirectional sliding door buffer and the movable door frame have the advantages that: 1. the bidirectional buffer structure adopts a long frame type, and has simple and light structure and convenient installation; 2. the wheel set can swing left and right, can swing up and down, can automatically adapt to deformed or uneven suspension rails, and has stronger self-adaptive capacity.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

FIG. 1 is a schematic structural diagram of a two-way sliding door buffer according to the present invention;

FIG. 2 is a cross-sectional view of the bi-directional sliding door damper of the present invention;

FIG. 3 is a schematic structural view of a damping rod mount of the present invention;

FIG. 4 is a partial schematic view of the two-way sliding door damper of the present invention, showing the structure of the first wheel set;

FIG. 5 is a schematic view of a partial structure of the two-way sliding door buffer of the present invention, showing the structure of the second wheel set and the third wheel set;

FIG. 6 is an exploded view of the nut socket and nut of the present invention;

FIG. 7 is a cross-sectional view between the nut socket and the nut of the present invention;

FIG. 8 is an exploded view of the present invention between the axle, the female wheel, and the spherical bushing mount;

figure 9 is a cross-sectional view of a moving doorframe in accordance with the present invention.

Detailed Description

Example 1:

as shown in fig. 1 to 8, the two-way sliding door buffer of the present invention includes a housing 1, a movable buckle 2, a damping rod 3 and a tension spring 4. The movable buckle 2 is slidably mounted on the sliding grooves 32 at the two ends of the housing 1. The damping rod 3 is connected between the upper ends of the movable buckles 2 and provides damping force for the movable buckles. The tension spring 4 is connected between the lower ends of the movable buckles 2 to play a role in resetting. The damping rod 3 is arranged in a long frame-shaped damping rod mounting seat 5, and the damping rod mounting seat 5 is movably arranged in the shell 1. One end of the damping rod mounting seat 5 is provided with a first connecting shaft 6 which is rotatably connected with one of the movable buckles 2. And the output shaft of the damping rod 3 is provided with a second connecting shaft 7 which is rotatably connected with the other movable buckle 2. The upper edge and the lower edge of the inner wall of the damping rod mounting seat 5 are respectively provided with two buckles 8 which are arranged at intervals and used for fixing the damping rod 3.

Preferably, one end of the housing 1 is provided with a first wheel set 9, and the other end is provided with a second wheel set 10. The first wheel set 9 comprises a first wheel carrier 11, a wheel axle 12 and a concave wheel 13. The end of the first wheel frame 11 is connected with the housing 1, the wheel axle 12 is arranged in the spherical axle sleeve mounting seats 15 at the two ends of the first wheel frame 11 through the spherical axle sleeve 14, and the concave wheels 13 are connected with the two ends of the wheel axle 12. The second wheel set 10 comprises a second wheel carrier 16, an axle 12, and a concave wheel 13. The end of the second wheel frame 16 is connected with the housing 1, the wheel axle 12 is arranged in a spherical axle sleeve mounting seat 15 at the front end of the second wheel frame 16 through a spherical axle sleeve 14, and the concave wheels 13 are connected with two ends of the wheel axle 12. With the above structure, the concave wheel 13 can swing left and right.

Preferably, the third wheel set 30 is arranged beside the second wheel set 10, the third wheel set 30 comprises a third wheel frame 31, a wheel shaft 12 and a concave wheel 13, the wheel shaft 12 is arranged in the spherical shaft sleeve mounting seats 15 at the two ends of the first wheel frame 11 through a spherical shaft sleeve 14 in the middle, and the concave wheel 13 is connected to the two ends of the wheel shaft 12. By arranging the third wheel set 30, the sliding door can be kept more stable in the moving process.

Preferably, a nut seat 17 and a nut 18 mounted in the nut seat 17 are provided between the first wheel frame 11 and the third wheel frame 31. The nut seat 17 comprises a base and an upper cover, positioning steps 20 are arranged at two ends of the nut seat 17, positioning grooves 21 matched with the positioning steps 20 are arranged at two ends of the nut 18, a gap 22 is reserved between each positioning groove 21 and each positioning step 20, and the height of each gap 2 is about 0.5 mm. By the above structure, the nut 18 can rotate within the range limited by the gap 22, and after assembly, the wheel set can swing up and down, and meanwhile, the stability is guaranteed.

Preferably, the nut seat 17 is provided with positioning pins 23 at both ends thereof to fix the nut seat 17 and prevent loosening.

Preferably, the hanging box 24 further comprises a mounting hanging box 24, wherein the mounting hanging box 24 comprises a box body 25, a rotating screw 26 arranged in the box body 25 and a connecting screw 19 which is rotatably arranged at one end of the box body 25. The top of the rotary screw 26 is engaged with the tail of the connecting screw 19 through gear teeth 27. The connecting screw rod 19 is used for connecting with the nuts 18 in the first wheel frame 11 and the third wheel frame 31. The mounting hanging box 24 is mounted in the upper frame of the sliding door to realize the connection between the frame of the sliding door and the hanger rail.

Preferably, the end of the box body 25 is hinged with an end cover 28, the end cover 28 plays a role in beautifying and protecting the internal parts of the mounting hanging box 24, and when the rotating screw 26 needs to be screwed, the end cover 28 is opened.

Example 2:

as shown in fig. 9, the movable door frame of the present invention includes a door frame assembly 29, where the door frame assembly 29 includes a door frame 33 and a hanger rail 34, and the mounting hanger 24 described in embodiment 1 is installed in an upper frame of the door frame 33. The hanger rail 34 has other components as described in embodiment 1 mounted therein. The door frame 33 and the hanger rail 34 are connected by the matching of the connecting screw rod 19 and the nut 18.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are included in the scope of the present invention.

Claims

1. The utility model provides a two-way buffer that moves a door, includes casing (1), slidable install in the activity at casing (1) both ends is detained (2), connect in damping rod (3) between activity knot (2) upper end, connect in extension spring (4) between activity knot (2) lower extreme, its characterized in that: damping rod (3) are installed in damping rod mount pad (5) of long frame shape, the setting of damping rod mount pad (5) activity is in casing (1), damping rod mount pad (5) one end is equipped with first connecting axle (6) and one of them the activity is detained (2) rotatable coupling, be equipped with second connecting axle (7) and another on the output shaft of damping rod (3) the activity is detained (2) rotatable coupling.

2. The bi-directional sliding door buffer of claim 1, wherein: the upper edge and the lower edge of the inner wall of the damping rod mounting seat (5) are respectively provided with a group of buckles (8) which are arranged at intervals and used for fixing the damping rod (3).

3. The bi-directional sliding door buffer of claim 1, wherein: one end of the shell (1) is provided with a first wheel set (9), the other end of the shell is provided with a second wheel set (10), the first wheel set (9) comprises a first wheel carrier (11), a wheel shaft (12) and a concave wheel (13), the end part of the first wheel carrier (11) is connected with the shell (1), the wheel shaft (12) is arranged in spherical shaft sleeve mounting seats (15) at the two ends of the first wheel carrier (11) through spherical shaft sleeves (14), and the concave wheel (13) is connected with the two ends of the wheel shaft (12); the second wheel set (10) comprises a second wheel carrier (16), a wheel shaft (12) and concave wheels (13), the end part of the second wheel carrier (16) is connected with the shell (1), the wheel shaft (12) is arranged in a spherical shaft sleeve mounting seat (15) at the front end of the second wheel carrier (16) through a spherical shaft sleeve (14), and the concave wheels (13) are connected to two ends of the wheel shaft (12).

4. The bi-directional sliding door buffer according to claim 3, wherein: the wheel assembly is characterized by further comprising a third wheel set (30) arranged on one side of the second wheel set (10), wherein the third wheel set (30) comprises a third wheel carrier (31), a wheel shaft (12) and concave wheels (13), the wheel shaft (12) is arranged in spherical shaft sleeve mounting seats (15) at two ends of the first wheel carrier (11) through a spherical shaft sleeve (14) in the middle, and the concave wheels (13) are connected to two ends of the wheel shaft (12).

5. The bi-directional sliding door buffer according to claim 4, wherein: a nut seat (17) and a nut (18) arranged in the nut seat (17) are arranged between the first wheel carrier (11) and the third wheel carrier (31).

6. The bi-directional sliding door buffer of claim 5, wherein: positioning steps (20) are arranged at two ends of the nut seat (17), positioning grooves (21) matched with the positioning steps (20) are arranged at two ends of the nut (18), and gaps (22) are reserved between the positioning grooves (21) and the positioning steps (20).

7. The bi-directional sliding door buffer of claim 5, wherein: and positioning pins (23) are arranged at two ends of the nut seat (17).

8. The bi-directional sliding door buffer of claim 5, wherein: still hang box (24) including the installation, box (24) is hung in the installation includes box body (25), sets up rotatory screw rod (26) in box body (25) and rotatable connecting screw (19) that set up box body (25) one end, the top of rotatory screw rod (26) with through teeth of a cogwheel (27) interlock between the afterbody of connecting screw (19), connecting screw (19) be used for with nut (18) are connected.

9. The bi-directional sliding door buffer of claim 8, wherein: the end part of the box body (25) is hinged with an end cover (28).

10. A mobile door frame comprising a door frame assembly (29), characterized in that: the door frame assembly (29) is provided with the bidirectional sliding door buffer as claimed in any one of claims 1 to 9.