CN218117545U - Flat sliding door lower pulley block with shock-absorbing function - Google Patents
Flat sliding door lower pulley block with shock-absorbing function Download PDFInfo
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- CN218117545U CN218117545U CN202221724123.6U CN202221724123U CN218117545U CN 218117545 U CN218117545 U CN 218117545U CN 202221724123 U CN202221724123 U CN 202221724123U CN 218117545 U CN218117545 U CN 218117545U
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- clamping seat
- adjusting screw
- sliding door
- screw rod
- lower pulley
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Abstract
A lower pulley block of a flat sliding door with a damping function comprises a mounting seat, wherein the lower pulley block is clamped in the mounting seat and is installed and connected with a door body, the lower pulley block comprises an outer clamping seat and an inner clamping seat hinged to one end of the outer clamping seat, the inner clamping seat is installed with the outer clamping seat in a swinging mode, an elastic positioning structure comprises an adjusting nut, and the adjusting nut is embedded in an adjusting groove formed in the end face of the inner clamping seat; the adjusting screw rod sequentially penetrates through the outer clamping seat and the inner clamping seat to be in threaded connection with the adjusting nut, the outer end of the adjusting screw rod protrudes out of the outer clamping seat, a spring is sleeved outside the adjusting screw rod, one end of the spring abuts against the outer end face of the outer clamping seat, and the other end of the spring abuts against a limiting table of the adjusting screw rod. The utility model has the advantages that: the pulley can go up and down to cushion, has the shock-absorbing function. The sliding door has the advantages that abrasion and collision to the pulleys are reduced, derailment caused by upward movement of the door body is avoided, normal and stable operation of the sliding door is guaranteed, and safety performance is high.
Description
Technical Field
The utility model relates to a sliding door pulley specifically is a flat sliding door lower pulley group with shock-absorbing function.
Background
For a flat sliding door, the sliding of a door body needs pulleys to be completed, the pulleys are arranged at the upper end and the lower end of the door body, the pulleys at the upper end of the sliding door play a role in guiding the door body, and the pulleys at the lower end of the sliding door play a role in weighing, pushing and pulling the door body.
In the pulley of lower extreme, its simple structure, the pulley passes through connecting plate fixed mounting under the door body, but debris are piled up easily to the track groove of tip down, the rubbish debris of major possession still can be picked up, tiny grit is difficult for discovering, moreover, traditional pulley is fixed installation, can not go up and down the buffering to gliding process, perhaps, there is clearance or the door body in the door body installation to have the clearance or the door body has the tolerance scheduling problem, the sliding door promotes the process and is not smooth and easy, derail easily, seriously influence its normal use and life, consequently, in order to solve above drawback, need to propose a flat sliding door lower pulley group with shock-absorbing function urgently.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the shortcoming that prior art exists, providing a simple structure, the pulley can go up and down the buffering, is possessing shock-absorbing function, guarantees a flat sliding door lower pulley block with shock-absorbing function of its normal steady operation.
The utility model discloses the purpose is realized with following mode: the utility model provides a flat sliding door lower pulley group with shock-absorbing function, its includes the mount pad, lower pulley group centre gripping is connected with door body erection in this mount pad, lower pulley group include outer holder, articulate in the interior holder of outer holder one end, interior holder swing ground and the installation of outer holder, install in interior holder outer end its characterized in that with the pulley rotary type: an elastic positioning structure is arranged between the outer clamping seat and the inner clamping seat and comprises an adjusting nut which is embedded in an adjusting groove arranged on the end face of the inner clamping seat; the adjusting screw rod penetrates through the outer clamping seat and the inner clamping seat in sequence to be in threaded connection with the adjusting nut, the outer end of the adjusting screw rod protrudes out of the outer clamping seat, a spring is sleeved outside the adjusting screw rod, one end of the spring abuts against the outer end face of the outer clamping seat, and the other end of the spring abuts against the limiting table of the adjusting screw rod.
The adjusting screw comprises an outer stud and a connecting column, and the connecting column protrudes out of the outer holder; the limiting table is distributed at the outer end of the connecting column, the spring is sleeved in the connecting column, the spring generates thrust and pushes the adjusting screw rod to be pushed out all the time, and the pulley is driven to swing upwards to be contacted with the door body all the time through the inner clamping seat.
Adjusting nut be squarely, run through adjusting nut and set up the screw hole, adjusting screw's outer screw post and this screw hole spiro union.
One side of the outer clamping seat is provided with a mounting hole, correspondingly, one side of the inner clamping seat is provided with a limiting groove, and an adjusting screw rod sequentially penetrates through the mounting hole and the limiting groove to be in threaded connection with an adjusting nut; the diameter of the cross section of the limiting groove is larger than that of the cross section of the adjusting screw rod.
The left side and the right side of the adjusting groove are provided with limiting surfaces, the limiting surfaces are arranged in parallel with the outer end surface of the adjusting nut, and the relative distance between the two limiting surfaces is greater than the section thickness of the adjusting nut.
One end of the limiting surface is recessed inwards to form a clearance groove.
One end of the inner clamping seat is provided with a rotating hole in a penetrating mode, the rotating shaft penetrates through the rotating hole to be hinged with the pulley arranged in the inner clamping seat, the other end of the inner clamping seat is provided with a hinge hole in a penetrating mode, the hinge shaft penetrates through the outer clamping seat to be hinged with the inner clamping seat, and the inner clamping seat swings in the movable groove of the outer clamping seat along the hinge shaft.
A soft rubber cushion is arranged between the mounting seat and the door body.
The utility model has the advantages that: 1. simple structure, the cost of manufacture is low, improves market competition. 2. The pulley can go up and down to cushion, has the shock-absorbing function. 3. The sliding door has the advantages that abrasion and collision to the pulleys are reduced, derailment caused by upward movement of the door body is avoided, normal and stable operation of the sliding door is guaranteed, and safety performance is high.
Drawings
Fig. 1 is the assembly effect diagram of the present invention.
Fig. 2 is a cross-sectional view of the middle and lower pulley blocks of the present invention.
Fig. 3 is an assembly view of the structure of the outer holder and the inner holder of the present invention.
Fig. 4 is a structural assembly view of the middle elastic positioning structure of the present invention.
Fig. 5 is a schematic structural view of the middle and inner holders of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings. The utility model provides a flat sliding door lower pulley group with shock-absorbing function, its includes mount pad 1, 4 centre gripping of lower pulley group are connected with door body erection in this mount pad 1, lower pulley group 4 include outer holder 41, articulate in the interior holder 42 of outer holder 41 one end, interior holder 42 swing ground is installed with outer holder 41, install in interior holder 42 outer end its characterized in that pulley 3 rotary type: an elastic positioning structure 5 is arranged between the outer clamping seat 41 and the inner clamping seat 42, the elastic positioning structure 5 comprises an adjusting nut 51, and the adjusting nut 51 is embedded in an adjusting groove 6 arranged on the end face of the inner clamping seat 42; the adjusting device further comprises an adjusting screw rod 52, the adjusting screw rod 52 sequentially penetrates through the outer clamping seat 41 and the inner clamping seat 42 to be in threaded connection with the adjusting nut 51, the outer end of the adjusting screw rod 52 protrudes out of the outer clamping seat 41, a spring 7 is sleeved outside the adjusting screw rod 52, one end of the spring 7 abuts against the outer end face of the outer clamping seat 41, and the other end of the spring 7 abuts against a limiting table 523 of the adjusting screw rod 52.
The adjusting screw 52 comprises an outer stud 521 and a connecting column 522, and the connecting column 522 protrudes out of the outer holder 41; the limiting table 523 is distributed at the outer end of the connecting column 522, the spring 7 surrounds the connecting column 522, the spring 7 generates thrust to push the adjusting screw 52 outwards all the time, and the inner clamping seat 42 drives the pulley 3 to swing upwards to be in contact with the door body all the time.
The adjusting nut 51 is square, a threaded hole 511 is formed through the adjusting nut 51, and an outer threaded column 521 of the adjusting screw 52 is screwed with the threaded hole 511.
A mounting hole 411 is formed in one side of the outer clamping seat 41, correspondingly, a limiting groove 421 is formed in one side of the inner clamping seat 42, and an adjusting screw 52 sequentially penetrates through the mounting hole 411 and the limiting groove 421 to be in threaded connection with an adjusting nut 51; the cross-sectional diameter of the limiting groove 421 is greater than the cross-sectional diameter of the adjusting screw 52.
The left side and the right side of the adjusting groove 6 are provided with limiting surfaces 61, the limiting surfaces 61 are arranged in parallel with the outer end surface of the adjusting nut 51, and the relative distance between the two limiting surfaces 61 is larger than the section thickness of the adjusting nut 51.
One end of the limiting surface 61 is recessed inwards to form a clearance groove 62.
One end of the inner clamping seat 42 is provided with a rotating hole 422 in a penetrating way, the rotating shaft 8 penetrates through the rotating hole 422 and is hinged with the pulley 3 arranged in the inner clamping seat, the other end of the inner clamping seat 42 is provided with a hinge hole 423 in a penetrating way, the hinge shaft 9 penetrates through the outer clamping seat 41 and is hinged with the inner clamping seat 42, and the inner clamping seat 42 swings in the movable groove 412 of the outer clamping seat 41 along the hinge shaft 9.
A soft rubber cushion 2 is arranged between the mounting seat 1 and the door body.
The working principle is as follows: when the sliding door slides, gravels and other garbage and sundries which are not easy to clean are easily accumulated in the lower track groove, when the pulley passes through the road section, the elastic positioning structure arranged on the lower pulley block buffers and rises the pulley, and when the sliding door runs through a smooth road section, the elastic positioning structure resets and falls the pulley.
It should be noted that: the elastic positioning structure comprises an adjusting nut which is embedded in an adjusting groove arranged on the end face of the inner clamping seat. The elastic positioning structure also comprises an adjusting screw rod which sequentially penetrates through the outer clamping seat and the inner clamping seat to be in threaded connection with the adjusting nut. The adjusting screw comprises an outer stud and a connecting column, the connecting column protrudes out of the outer clamping seat, and the end head of the connecting column is provided with a limiting table. The outer cylindrical surface of the connecting column is sleeved with a spring, one end of the spring is abutted against the outer end surface of the outer clamping seat, the other end surface of the spring is abutted against the inner end surface of the limiting table, the spring generates outward thrust to always push the adjusting screw rod to be pushed out, the inner clamping seat always swings upward, and therefore the pulley is driven to always swing upward to be in close contact with the door body.
When through uneven highway section, the pulley receives the last thrust of debris rubbish, the interior holder up-swing has been promoted, because the mounting hole is seted up to outer holder one side, correspondingly, the spacing groove has been seted up to interior holder one side, adjusting screw passes this mounting hole in proper order, spacing groove and adjusting nut spiro union, interior holder can carry out limited luffing motion in this spacing inslot, the pulley can go up and down the buffering, possesses shock-absorbing function, traditional fixed installation has been abandoned, reduce wearing and tearing and the collision to the pulley, the derailment condition emergence of having avoided scurrying on the door body simultaneously, guarantee the normal stable work of sliding door.
In the adjusting groove embedded with the adjusting nut, the left side and the right side of the adjusting groove are provided with limiting surfaces, the limiting surfaces are arranged in parallel with the outer end surface of the adjusting nut, and the relative distance between the two limiting surfaces is greater than the section thickness of the adjusting nut, so that the swing stroke of the inner clamping seat is locked.
Furthermore, the clearance groove is formed in one end of the limiting surface and is recessed inwards, so that the adjusting nut is convenient to mount and dismount, the operation difficulty is low, and the efficiency is high.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.
Claims (8)
1. The utility model provides a flat sliding door lower pulley group with shock-absorbing function, its includes mount pad (1), lower pulley group (4) centre gripping and door body erection joint in this mount pad (1), lower pulley group (4) including outer holder (41), articulate in interior holder (42) of outer holder (41) one end, interior holder (42) swing ground and outer holder (41) installation, install in interior holder (42) outer end pulley (3) rotary type, its characterized in that: an elastic positioning structure (5) is arranged between the outer clamping seat (41) and the inner clamping seat (42), the elastic positioning structure (5) comprises an adjusting nut (51), and the adjusting nut (51) is embedded in an adjusting groove (6) arranged on the end face of the inner clamping seat (42); the clamping device is characterized by further comprising an adjusting screw rod (52), wherein the adjusting screw rod (52) sequentially penetrates through the outer clamping seat (41) and the inner clamping seat (42) to be in threaded connection with an adjusting nut (51), the outer end of the adjusting screw rod (52) protrudes out of the outer clamping seat (41), a spring (7) is sleeved outside the adjusting screw rod (52), one end of the spring (7) is pressed against the outer end face of the outer clamping seat (41), and the other end of the spring (7) is pressed against a limiting table (523) of the adjusting screw rod (52).
2. The lower pulley block of the flat sliding door with the shock absorption function as claimed in claim 1, wherein: the adjusting screw rod (52) comprises an outer stud (521) and a connecting column (522), and the connecting column (522) protrudes out of the outer clamping seat (41); spacing platform (523) distribute in this spliced pole (522) outer end department, spring (7) snare this spliced pole (522) is in it, spring (7) produce thrust, promote adjusting screw (52) to push out outward all the time, drive pulley (3) to go up the pendulum through interior holder (42) all the time and contact the door body.
3. The lower pulley block of the flat sliding door with the shock absorption function as claimed in claim 2, wherein: the adjusting nut (51) is square, a threaded hole (511) is formed in the adjusting nut (51) in a penetrating mode, and an outer threaded column (521) of the adjusting screw rod (52) is in threaded connection with the threaded hole (511).
4. The lower pulley block of the flat sliding door with the shock absorption function as claimed in claim 2, wherein: one side of the outer clamping seat (41) is provided with a mounting hole (411), correspondingly, one side of the inner clamping seat (42) is provided with a limiting groove (421), and an adjusting screw (52) sequentially penetrates through the mounting hole (411) and the limiting groove (421) to be in threaded connection with an adjusting nut (51); the diameter of the cross section of the limiting groove (421) is larger than that of the cross section of the adjusting screw rod (52).
5. The lower pulley block of the flat sliding door with the shock absorption function as claimed in claim 1, wherein: the left side and the right side of the adjusting groove (6) are provided with limiting surfaces (61), the limiting surfaces (61) are arranged in parallel with the outer end surface of the adjusting nut (51), and the relative distance between the two limiting surfaces (61) is larger than the section thickness of the adjusting nut (51).
6. The lower pulley block of the flat sliding door with the shock absorption function as claimed in claim 1, wherein: one end of the limiting surface (61) is provided with a clearance groove (62) which is recessed inwards.
7. The lower pulley block of the flat sliding door with the shock absorption function as claimed in claim 1, wherein: one end of the inner clamping seat (42) penetrates through and is provided with a rotating hole (422), the rotating shaft (8) penetrates through the rotating hole (422) and is hinged with the pulley (3) arranged in the inner clamping seat, the other end of the inner clamping seat (42) penetrates through and is provided with a hinge hole (423), the hinge shaft (9) penetrates through the outer clamping seat (41) and is hinged with the inner clamping seat (42), and the inner clamping seat (42) swings in the movable groove (412) of the outer clamping seat (41) along the hinge shaft (9).
8. The lower pulley block of the flat sliding door with the shock absorption function as claimed in claim 1, wherein: a soft rubber cushion (2) is arranged between the mounting seat (1) and the door body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221724123.6U CN218117545U (en) | 2022-07-06 | 2022-07-06 | Flat sliding door lower pulley block with shock-absorbing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221724123.6U CN218117545U (en) | 2022-07-06 | 2022-07-06 | Flat sliding door lower pulley block with shock-absorbing function |
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| Publication Number | Publication Date |
|---|---|
| CN218117545U true CN218117545U (en) | 2022-12-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221724123.6U Active CN218117545U (en) | 2022-07-06 | 2022-07-06 | Flat sliding door lower pulley block with shock-absorbing function |
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| Country | Link |
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| CN (1) | CN218117545U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023174239A1 (en) * | 2022-03-14 | 2023-09-21 | 广东欧派克家居智能科技有限公司 | Anti-swing wheel mechanism, and door and window system |
-
2022
- 2022-07-06 CN CN202221724123.6U patent/CN218117545U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023174239A1 (en) * | 2022-03-14 | 2023-09-21 | 广东欧派克家居智能科技有限公司 | Anti-swing wheel mechanism, and door and window system |
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