CN214463448U - Damping buffer - Google Patents

Abstract

The utility model discloses a damping buffer, which belongs to the technical field of buffers and comprises a main framework, a trigger shifting block, a first fixed seat, a second fixed seat, a damper and an extension spring, wherein the first fixed seat and the second fixed seat are respectively connected with two ends of the main framework, the main framework is provided with a guide chute, the trigger shifting block is arranged on the guide chute in a sliding way, the damper is arranged in the first fixed seat, the end part of a guide rod of the damper is hinged with the trigger shifting block, and two ends of the extension spring are respectively connected with the trigger shifting block and the first fixed seat, two ends of the main framework are connected with the two groups of fixed seats, the structure is more compact, the assembly is more convenient, the size of the buffer is further reduced, the damping buffer is suitable for concealed installation in a smaller groove, and the assembled damping buffer can be installed only by fixing the first fixed seat and the second fixed seat to an installation position through installation fixing holes, compared with the existing buffer, the buffer is more convenient to install, abnormal sound is not easy to occur in the using process, and the service life of the buffer is effectively prolonged.

Description

Damping buffer

Technical Field

The utility model relates to a buffer technical field, in particular to damping buffer.

Background

The existing damping buffer is mostly arranged on a sliding door or a sliding window and moves along with the sliding door or the sliding window, pulley blocks are required to be additionally arranged at two ends of the damping buffer, the damping buffer is connected with a track in a sliding mode through the pulley blocks, abnormal sound is easy to generate due to friction between the pulley blocks and the track, the service life of the damping buffer depends on the pulley blocks, if the pulley blocks break down, the whole sliding door or the sliding window fails, in addition, when the damping buffer is arranged, holes need to be formed in the sliding door or the sliding window, the structure of the sliding door or the sliding window can be damaged, when the damping buffer is impacted, impact force can be transmitted to the sliding door or the sliding window from the holes, the damage to the sliding door or the sliding window can be further aggravated along with repeated impact, the damage probability of the sliding door or the sliding window is increased, and particularly on the glass sliding door; besides the problems, the existing damping buffer also has the problems that the installation of the pulley block is complex, the impact force is released completely depending on the damper and the spring, and the like.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects existing in the prior art, the utility model provides a damping buffer.

The utility model provides a technical scheme that its technical problem adopted is: a damping buffer comprises a main framework, a trigger shifting block, a first fixed seat, a second fixed seat, a damper and an extension spring;

the first fixing seat and the second fixing seat are respectively connected with two ends of the main framework and fix the main framework on a mounting position, a guide chute is formed in the main framework, the trigger shifting block is arranged on the guide chute in a sliding mode, the damper is arranged in the first fixing seat, the end portion of a guide rod of the damper is hinged to the trigger shifting block, and the two ends of the extension spring are respectively connected with the trigger shifting block and the first fixing seat.

As preferred, the main frame is the metal sheet component, the direction spout is located the main frame and is close to second fixing base one end, and the direction spout is close to second fixing base one end tip and is equipped with spacing groove section, spacing groove section and direction spout mutually perpendicular to spacing groove section and direction spout communicate each other, the direction spout all is equipped with outside convex enhancement chimb with the spacing groove section outside.

Preferably, the main framework is provided with a limiting rivet, the limiting rivet is located on the outer side, away from one end of the limiting groove section, of the guide sliding groove, and the limiting rivet is located on an extension line of the guide sliding groove.

Preferably, two groups of connection buffering lug pieces are formed at two ends of the main framework respectively, limiting buffering grooves matched with the connection buffering lug pieces are formed in two sides of the first fixing seat and two sides of the second fixing seat respectively, the connection buffering lug pieces are embedded in the limiting buffering grooves respectively, the connection buffering lug pieces are connected with the first fixing seat and the second fixing seat respectively through rivets, and the connection buffering lug pieces and the limiting buffering grooves are both arc-shaped.

Preferably, one side of the first fixing seat, which is close to the main framework, is provided with a mounting seat, a cavity is arranged in the mounting seat, the damper is arranged in the cavity, the main framework is provided with an embedding groove relative to the mounting seat, the mounting seat is embedded in the embedding groove, and one end, which is far away from the first fixing seat, of the mounting seat is connected with the main framework through a rivet.

Preferably, the first fixing seat and the trigger shifting block are both provided with connecting bayonets, and two ends of the extension spring are respectively connected with the connecting bayonets on the first fixing seat and the trigger shifting block.

Preferably, trigger the shifting block and include the shifting block body, set up the down rake and the portion of stirring on the shifting block body, be equipped with two sets of cylinder sliding pin on the shifting block body, trigger the shifting block and pass through cylinder sliding pin sliding connection direction spout, the down rake is close to shifting portion one side and is equipped with the locking hook, be equipped with the locking hole groove on the shifting block body, the locking hook is located the locking hole inslot to the locking hole groove is close to shifting portion one side and is equipped with the locking drag hook with locking hook complex locking drag hook, shifting portion and down are formed with square groove between the down rake.

Preferably, the hook part of the stop hook is cylindrical, the stop hook is provided with an arc-shaped limiting surface relative to the hook part of the stop hook, one side, away from the stop hook, of the stop hole groove is provided with a limiting bulge with a semicircular cross section, one side, facing the hook part of the stop hook, of the limiting bulge is an arc-shaped surface, and a clearance chamfer inclined towards one side of the stop hole groove is arranged above the hook part of the stop hook.

Preferably, in another aspect, the hook portion of the locking hook is L-shaped, the hook portion of the locking hook is inverted L-shaped, and a clearance chamfer inclined toward the locking hole groove is provided above the hook portion of the locking hook.

Preferably, the first fixing seat and the second fixing seat are made of plastics or cast parts.

The utility model has the advantages that:

1. compared with the existing buffer, the two ends of the main framework of the utility model are connected through two groups of fixing seats, the structure is more compact, the assembly is more convenient, the size of the buffer is further reduced, the buffer is suitable for concealed installation in a smaller groove, and the buffering performance is better;

2. because the damping buffer provided by the utility model is arranged on the sliding door frame or the sliding window frame, the poking sheet arranged on the door body or the window body is matched to buffer the opening and closing of the door body or the window body, the use of pulley blocks is reduced, and the generation of friction and abnormal sound is avoided, when the assembled damping buffer is installed, only the first fixing seat and the second fixing seat are fixed to the installation position through the installation fixing hole, compared with the existing buffer, the installation is more convenient, the abnormal sound is not easy to occur in the use process, and the service life of the buffer is effectively prolonged;

3. because the door body or the window body is not required to be perforated, the damage risk of the door body or the window body is effectively reduced;

4. the stop hook is prevented from being separated from the stop hole groove or moving over the stop hole groove through the matching of the limiting surface and the limiting protrusion, so that the impact bearing capacity of the yielding oblique arm is improved, and the service life of the damping buffer is prolonged.

Drawings

Fig. 1 is a front view of embodiment 1 of the present invention;

fig. 2 is a cross-sectional view of embodiment 1 of the present invention;

fig. 3 is an exploded view of embodiment 1 of the present invention;

fig. 4 is a perspective view of the trigger shifting block in embodiment 1 of the present invention;

fig. 5 is a front view of the trigger shifting block in embodiment 1 of the present invention;

fig. 6 is an exploded view of embodiment 2 of the present invention;

fig. 7 is a perspective view of a main frame in embodiment 2 of the present invention;

fig. 8 is a perspective view of a trigger shifting block in embodiment 2 of the present invention;

fig. 9 is a front view of the trigger shifting block in embodiment 2 of the present invention.

In the figure, 10, a main framework, 11, a connecting buffer lug, 12, a guide sliding groove, 13, a limit groove section, 14, a reinforcing convex edge, 15, a limit rivet, 16, an embedding groove, 20, a trigger shifting block, 21, a shifting block body, 22, a yielding oblique arm, 23, a stop hook, 24, a shifting part, 31, a cylindrical sliding pin, 32, a stop hole groove, 33, a limit protrusion, 34, a stop hook, 35, a limit surface, 36, a clearance chamfer, 37, a guide rod clamping opening, 38, a square groove, 41, a first fixed seat, 42, a second fixed seat, 43, a limit buffer groove, 44, a mounting seat, 50, a damper, 51, a guide rod, 60, a tension spring, 61 and a connecting bayonet.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

Example 1

As shown in fig. 1-5, the utility model provides a damping buffer, including main frame 10, trigger shifting block 20, first fixing seat 41, second fixing seat 42, damper 50 and extension spring 60, main frame 10 is a metal sheet metal component, the materials of first fixing seat 41 and second fixing seat 42 are plastics, and mounting holes are respectively opened on first fixing seat 41 and second fixing seat 42;

the first fixing seat 41 and the second fixing seat 42 are respectively connected with two ends of the main frame 10, and the main frame 10 is fixed on the installation position, for example, the main frame 10 is fixed on a sliding door frame or a sliding window frame, specifically, two groups of connecting buffer lug pieces 11 are respectively formed at two ends of the main frame 10, the connecting buffer lug pieces 11 are connected, the two sides of the first fixing seat 41 and the second fixing seat 42 are respectively provided with a limit buffer groove 43 matched with the connecting buffer lug pieces 11, the connecting buffer lug pieces 11 are respectively embedded in the limit buffer grooves 43, the connecting buffer lug pieces 11 are respectively connected with the first fixing seat 41 and the second fixing seat 42 through rivets, the connecting buffer lug pieces 11 and the limit buffer grooves 43 are both arc-shaped, when the damping buffer is impacted, the arc-shaped connecting buffer lug pieces 11 and the limit buffer grooves 43 can effectively buffer and disperse impact force, and avoid the impact force from being concentrated on the two groups of fixing seats, Damaging the fixed seat; the main framework 10 is provided with a guide chute 12, the guide chute 12 is positioned at one end of the main framework 10 close to the second fixed seat 42, the end part of the guide chute 12 close to the second fixed seat 42 is provided with a limit groove section 13, the limit groove section 13 is perpendicular to the guide chute 12, the limit groove section 13 is communicated with the guide chute 12, the outsides of the guide chute 12 and the limit groove section 13 are respectively provided with an outwardly convex reinforcing convex edge 14, the reinforcing convex edge 14 is used for improving the structural strength of the guide chute 12 and the limit groove, the trigger shifting block 20 is arranged on the guide chute 12 in a sliding manner, one side of the first fixed seat 41 close to the main framework 10 is provided with a mounting seat 44, a cavity is arranged in the mounting seat 44, the damper 50 is arranged in the cavity, the main framework 10 is provided with an embedding groove 16 opposite to the mounting seat 44, the mounting seat 44 is embedded in the embedding groove 16, and one end of the mounting seat 44 far away from the first fixed seat 41 is connected with the main framework 10 through a rivet, and the end of the guide rod 51 of the damper 50 is hinged to the trigger shifting block 20, the first fixing seat 41 and the trigger shifting block 20 are both provided with a connecting bayonet 61, and two ends of the extension spring 60 are respectively connected with the connecting bayonets 61 on the first fixing seat 41 and the trigger shifting block 20.

When the damping buffer is assembled, one end of the extension spring 60 is connected to the connecting bayonet 61 of the trigger shifting block 20, the end of the guide rod 51 of the damper 50 is hinged to the trigger shifting block 20, the trigger shifting block 20 is installed on the guide chute 12, then the installation seat 44 of the first fixed seat 41 is sleeved on the damper 50, the other end of the extension spring 60 is hung on the connecting bayonet 61 of the first fixed seat 41, the first fixed seat 41 is connected with the main framework 10, the two groups of connecting buffer lug plates 11 of the main framework 10 are respectively clamped into the limit buffer grooves 43 at the two sides of the first fixed seat 41 and the second fixed seat 42 and are fixed through rivets, the installation seat 44 is embedded in the embedding groove 16 of the main framework 10, compared with the existing buffer, the two ends of the main framework 10 are supported through the two groups of fixed seats, the structure is more compact, the assembly is more convenient, and the size of the buffer is further reduced, is suitable for concealed installation in smaller grooves; because the utility model provides a damping buffer is installed on moving a door frame or moving window frame, the cooperation is installed and is dialled the movable plate on the door body or window body and cushion opening and close of the door body or window body, consequently, need not to use the assembly pulley, the damping buffer of equipment completion when the installation, only need through the installation fixed orifices with first fixing base 41 and second fixing base 42 fixed to the mounted position can, it is more convenient to compare in the installation of current buffer, be difficult for appearing the abnormal sound in the use, the effectual life who improves the buffer, furthermore, owing to need not to carry out too much trompil on the door body or window body, the damaged risk of the door body or window body has effectively been reduced.

Furthermore, the trigger shifting block 20 comprises a shifting block body 21, a shifting oblique arm 22 and a shifting part 24 which are arranged on the shifting block body 21, two groups of cylindrical sliding pins 31 are arranged on the shifting block body 21, the trigger shifting block 20 is connected with the guide chute 12 in a sliding manner through the cylindrical sliding pins 31, a stop hook 23 is arranged on one side of the shifting oblique arm 22 close to the shifting part 24, a stop hole groove 32 and a guide rod clamping opening 37 are arranged on the shifting block body 21, the shifting block body 21 is hinged with the end part of a guide rod 51 of the damper 50 through the guide rod clamping opening 37, the stop hook 23 is positioned in the stop hole groove 32, a stop hook 34 matched with the stop hook 23 is arranged on one side of the stop hole groove 32 close to the shifting part 24, a square groove 38 is formed between the shifting part 24 and the shifting oblique arm 22, the hook part of the stop hook 23 is cylindrical, an arc-shaped limit surface 35 is formed on the stop 34 opposite to the hook part of the stop hook 23, a limit protrusion 33 with a semicircular section is arranged on one side of the stop hole groove 32 far away from the stop hook 34, the limiting protrusion 33 is an arc-shaped surface facing the hook part of the stop hook 23, a clearance chamfer 36 inclined towards one side of the stop hole groove 32 is arranged above the hook part of the stop hook 34, and the stop hook 23 is prevented from being separated from the stop hole groove 32 through the matching of the limiting surface 35 and the limiting protrusion 33, so that the capability of the yielding oblique arm 22 for bearing impact is improved, and the service life of the damping buffer is prolonged.

Specifically, after the damping buffer is installed, an installer should push the trigger shifting block 20 to one side of the limiting groove section 13 until the cylindrical sliding pin 31 near one side of the abdicating oblique arm 22 slides into the limiting groove section 13, the trigger shifting block 20 stops moving, when the door body or the window body drives the shifting piece to slide from one side of the second fixing seat 42 to the trigger shifting block 20, the shifting piece hangs on the shifting portion 24, the cylindrical sliding pin 31 is driven to slide out of the limiting groove section 13, the shifting piece is limited in the square groove 38, the door body or the window body is driven to slowly close under the action of the extension spring 60 and the damper 50, when the door body or the window body is pushed in the opposite direction, the shifting piece drives the trigger shifting block 20 to slide to one side of the second fixing seat 42 by pushing the abdicating oblique arm 22 until the cylindrical sliding pin 31 near one side of the abdicating oblique arm 22 slides into the limiting groove section 13, the trigger shifting block 20 stops moving, and the shifting piece comes off from the square groove 38, the door body or the window body is continuously opened; after the damping buffer is installed, an installer does not push the trigger shifting block 20 to one side of the limiting groove section 13 or push the cylindrical sliding pin 31 on one side of the abdicating oblique arm 22 to be disengaged from the limiting groove section 13, when the door body or the window body is closed for the first time or the next time, the shifting piece slides to the trigger shifting block 20 from one side of the second fixed seat 42, and after the shifting piece collides with the abdicating oblique arm 22, the shifting piece is bent by pushing the abdicating oblique arm 22 to slide into the square groove 38, so that the damping buffer continues to work normally.

Example 2

As shown in fig. 6-9, the difference between the present embodiment and the above embodiments is that the main frame 10 is provided with the limit rivet 15, the limit rivet 15 is located at the outer side of the end of the guide chute 12 far from the limit groove section 13, and the limit rivet 15 is located on the extension line of the guide chute 12, the limit rivet 15 can improve the structural strength of the main frame 10, and can limit the trigger block 20 to prevent the trigger block 20 from coming off from the guide chute 12 or moving over, the hook portion of the stop hook 23 is L-shaped, the hook portion of the stop hook 34 is inverted L-shaped, and an escape chamfer 36 inclined toward the stop hole groove 32 is arranged above the hook portion of the stop hook 34, and the hook portion of the stop hook 34 movably abuts against the hook portion of the stop hook 23 to prevent the stop hook 23 from coming off from the stop hole groove 32 when the abdicating oblique arm 22 is subjected to reverse impact.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.

Claims (10)

1. A damped bumper, characterized by: the trigger pulling block comprises a main framework (10), a trigger pulling block (20), a first fixed seat (41), a second fixed seat (42), a damper (50) and an extension spring (60);

first fixing base (41) and second fixing base (42) are connected skeleton (10) both ends respectively to fix skeleton (10) on the mounted position, be equipped with direction spout (12) on skeleton (10), trigger shifting block (20) and slide and set up on direction spout (12), attenuator (50) set up in first fixing base (41) to guide arm (51) tip of attenuator (50) with trigger shifting block (20) articulated, extension spring (60) both ends are connected respectively and are triggered shifting block (20) and first fixing base (41).

2. The damped bumper of claim 1 wherein: main frame (10) are the metal sheet component, direction spout (12) are located main frame (10) and are close to second fixing base (42) one end, and direction spout (12) are close to second fixing base (42) one end tip and are equipped with spacing groove section (13), spacing groove section (13) and direction spout (12) mutually perpendicular to spacing groove section (13) and direction spout (12) communicate each other, direction spout (12) and spacing groove section (13) outside all are equipped with outside convex enhancement chimb (14).

3. The damped bumper of claim 2 wherein: be equipped with spacing rivet (15) on main frame (10), spacing rivet (15) are located direction spout (12) and keep away from the outside of spacing groove section (13) one end to spacing rivet (15) are located the extension line of direction spout (12).

4. The damped bumper of claim 2 wherein: two sets of connection buffer lug pieces (11) are formed at two ends of the main framework (10) respectively, the two sides of the first fixing seat (41) and the second fixing seat (42) are respectively provided with a limiting buffer groove (43) matched with the connection buffer lug pieces (11), the connection buffer lug pieces (11) are respectively embedded in the limiting buffer groove (43), the connection buffer lug pieces (11) are respectively connected with the first fixing seat (41) and the second fixing seat (42) through rivets, and the connection buffer lug pieces (11) and the limiting buffer groove (43) are both arc-shaped.

5. The damped bumper of claim 2 wherein: first fixing base (41) are close to main skeleton (10) one side and are equipped with mount pad (44), are equipped with the cavity in mount pad (44), and attenuator (50) are installed in the cavity, and main skeleton (10) are gone up and are equipped with gomphosis trench (16) relatively mount pad (44), and mount pad (44) gomphosis is in gomphosis trench (16) to first fixing base (41) one end is kept away from in mount pad (44) and is passed through the rivet and be connected with main skeleton (10).

6. The damped bumper of claim 1 wherein: the first fixing seat (41) and the trigger shifting block (20) are respectively provided with a connecting bayonet (61), and two ends of the extension spring (60) are respectively connected with the connecting bayonet (61) on the first fixing seat (41) and the trigger shifting block (20).

7. The damped bumper of claim 1 wherein: trigger shifting block (20) including shifting block body (21), set up on shifting block body (21) abdicating sloping arm (22) and stirring portion (24), be equipped with two sets of cylinder sliding pin (31) on shifting block body (21), trigger shifting block (20) and pass through cylinder sliding pin (31) sliding connection direction spout (12), abdicating sloping arm (22) and be close to stirring portion (24) one side and be equipped with stop hook (23), be equipped with locking hole groove (32) on shifting block body (21), stop hook (23) are located locking hole groove (32) to locking hole groove (32) are close to stirring portion (24) one side and are equipped with and stop hook (23) complex locking drag hook (34), stirring portion (24) and abdicating are formed with square groove (38) between sloping arm (22).

8. The damped bumper of claim 7 wherein: the portion of colluding of locking hook (23) is cylindric, and the portion of colluding of locking hook (34) relative locking hook (23) is formed with curved spacing face (35), one side that locking hook (34) were kept away from in locking hole groove (32) is equipped with the cross-section and is semicircular spacing arch (33), and spacing arch (33) are the arcwall face towards the one side of locking hook (23) portion of colluding, the portion of colluding top of locking hook (34) is equipped with to the clearance chamfer (36) of the slope of locking hole groove (32) one side.

9. The damped bumper of claim 7 wherein: the hook part of the stopping hook (23) is L-shaped, the hook part of the stopping hook (34) is inverted L-shaped, and a clearance chamfer (36) inclined to one side of the stopping hole groove (32) is arranged above the hook part of the stopping hook (34).

10. The damped bumper of claim 1 wherein: the first fixing seat (41) and the second fixing seat (42) are made of plastics.

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