CN215718042U - Large-opening half-height safety sliding door pulley guide rail - Google Patents
Large-opening half-height safety sliding door pulley guide rail Download PDFInfo
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- CN215718042U CN215718042U CN202122086063.1U CN202122086063U CN215718042U CN 215718042 U CN215718042 U CN 215718042U CN 202122086063 U CN202122086063 U CN 202122086063U CN 215718042 U CN215718042 U CN 215718042U
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Abstract
The utility model discloses a large-opening half-height safety sliding door pulley guide rail, and relates to the technical field of rail transit shielded doors; the supporting wheels are respectively arranged on the left side and the right side of the lower side of the pulley bracket, a fixed shaft in the center of the supporting wheel is screwed with the lower side wall of the pulley bracket through a bearing, and the front side and the rear side of the supporting wheel are respectively arranged on the inner walls of the front side and the rear side of the guide rail in a sliding manner; the horizontal balance wheels are respectively screwed with the pulley bracket through the fixed shaft and are arranged in the guide grooves in a sliding manner; the horizontal adjusting wheel is arranged on the right side of the horizontal balance wheel on the left side, is connected with the pulley bracket in a rotating mode through an adjusting shaft and is arranged in the guide groove in a sliding mode; the supporting and adjusting wheels are respectively screwed through the lower side walls of the adjusting shaft pulley brackets; the eccentric wheel is respectively sleeved and fixed on the adjusting shaft in the horizontal adjusting wheel and the adjusting shafts in the two supporting adjusting wheels, so that the supporting load bearing capacity is increased, and the bearing capacity of the long-arm guide rail is met.
Description
Technical Field
The utility model relates to the technical field of rail transit shielding doors, in particular to a large-opening half-height safety sliding door pulley guide rail.
Background
The subway shield door is a high-tech product integrating the subjects of building, machinery, materials, electronics, information and the like, and is suitable for a subway platform, the subway shield door is divided into a closed type, an open type and a half-height type, wherein the open type and the half-height type are generally called as safety doors, and the half-height type safety doors comprise two fixed side boxes, two sliding doors and two sliding support guide rails, so that the safety sliding doors are also called as safety sliding doors, and the sliding structure of the existing half-height safety sliding doors adopts linear guide rails, so that the cost is higher, the bearing load is small, and the door body cannot bear the load movement of a door body with a large opening degree of more than 1.5 meters.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a large-opening half-height safe sliding door pulley guide rail which is reasonable in design and convenient to use, aiming at overcoming the defects and shortcomings of the prior art, so that the supporting load bearing capacity is increased, and the bearing capacity of a long-arm guide rail is met.
In order to achieve the purpose, the utility model adopts the technical scheme that: the pulley support is arranged in a guide groove in the front side wall of the guide rail in a sliding manner; it also includes:
the two supporting wheels are respectively arranged on the left side and the right side of the lower side of the pulley bracket, a fixed shaft in the center of each supporting wheel is screwed with the lower side wall of the pulley bracket through a bearing, and the front side and the rear side of each supporting wheel are respectively arranged on the inner walls of the front side and the rear side of the guide rail in a sliding manner;
the two horizontal balance wheels are respectively screwed with the pulley bracket through a fixed shaft and are arranged in the guide groove in a sliding manner;
the horizontal adjusting wheel is arranged on the right side of the horizontal balance wheel on the left side, is in screwed connection with the pulley bracket through an adjusting shaft and is arranged in the guide groove in a sliding manner;
the two support adjusting wheels are respectively screwed through the lower side wall of the adjusting shaft pulley bracket;
the three eccentric wheels are respectively sleeved and fixed on an adjusting shaft in the horizontal adjusting wheel and adjusting shafts in the two supporting adjusting wheels through eccentric shaft sleeves.
Compared with the prior art, the utility model has the beneficial effects that: the large-opening half-height safety sliding door pulley guide rail provided by the utility model has the advantages of increasing the bearing capacity of the supporting load, meeting the bearing capacity of the long arm guide rail, being reasonable in arrangement, low in manufacturing cost and the like.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a top view of the present invention.
FIG. 3 is a side cross-sectional view of the present invention.
Description of reference numerals:
the device comprises a guide rail 1, a pulley bracket 2, a supporting wheel 3, a horizontal balance wheel 4, a horizontal adjusting wheel 5, a supporting adjusting wheel 6 and an eccentric wheel 7.
The specific implementation mode is as follows:
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.
As shown in fig. 1 to fig. 3, the following technical solutions are adopted in the present embodiment: the device comprises a guide rail 1 and a pulley bracket 2, wherein the pulley bracket 2 is arranged in a guide groove on the front side wall of the guide rail 1 in a sliding manner; it also includes:
the two supporting wheels 3 are respectively arranged at the left side and the right side of the lower side of the pulley bracket 2, a fixed shaft in the center of the supporting wheel 3 is screwed with the lower side wall of the pulley bracket 2 through a bearing, and the front side and the rear side of the supporting wheel 3 are respectively arranged on the inner walls of the front side and the rear side of the guide rail 1 in a sliding manner;
the two horizontal balance wheels 4 are respectively connected with the pulley bracket 2 in a screwing way through a fixed shaft, and the horizontal balance wheels 4 are arranged in the guide groove in a sliding way;
the horizontal adjusting wheel 5 is arranged on the right side of the horizontal balance wheel 4 on the left side, the horizontal adjusting wheel 5 is screwed with the pulley bracket 2 through an adjusting shaft, and the horizontal adjusting wheel 5 is arranged in the guide groove in a sliding manner;
the number of the support adjusting wheels 6 is two, and the two support adjusting wheels 6 are respectively screwed through the lower side wall of the adjusting shaft pulley bracket 2;
the number of the eccentric wheels 7 is three, and the three eccentric wheels 7 are respectively sleeved and fixed on an adjusting shaft in the horizontal adjusting wheel 5 and adjusting shafts in the two supporting adjusting wheels 6 through eccentric shaft sleeves.
The working principle of the specific embodiment is as follows: the door body is installed on guide rail 1, the switch of door is driven through the removal of guide rail 1, guide rail 1 drives guide rail 1 through the roll of supporting regulating wheel 6 and keeps the steady movement of vertical direction, guide rail 1 drives guide rail 1 through the roll of horizontal stabilizer 4 and keeps the steady movement of horizontal direction, adjust the clearance between the guide slot in horizontal stabilizer 4 and the guide rail 1 through horizontal stabilizer 5, guarantee the horizontal steady movement of guide rail 1, adjust the clearance between the guide slot on supporting wheel 3 and the guide rail 1 through two supporting regulating wheels 6, guarantee guide rail 1 and move steadily perpendicularly, adjust supporting wheel 3 through two supporting regulating wheels 6, adopt the 6 structure of dual bracing regulating wheel to increase the bearing capacity of supporting load, satisfy the bearing capacity of long arm guide rail 1.
Compared with the prior art, the beneficial effects of the embodiment are as follows:
1. the gap between the horizontal balance wheel 4 and the guide groove of the guide rail 1 is adjusted through the horizontal adjusting wheel 5, so that the adjusting mode and the structural form of the horizontal stable movement of the guide rail 1 are ensured;
2. the gap between the supporting wheel 3 and the guide groove of the guide rail 1 is adjusted through the supporting adjusting wheel 6, so that the adjusting mode and the structural form of the horizontal and stable movement of the guide rail 1 are ensured;
3. the supporting wheels 3 are adjusted through the two supporting adjusting wheels 6, and the supporting load bearing capacity is increased by adopting a double-supporting adjusting wheel 6 structure, so that the bearing capacity of the long-arm guide rail 1 is met.
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 various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.
Claims (1)
1. A large-opening half-height safety sliding door pulley guide rail comprises a guide rail (1) and a pulley bracket (2), wherein the pulley bracket (2) is arranged in a guide groove in the front side wall of the guide rail (1) in a sliding manner; it is characterized in that it also comprises:
the two supporting wheels (3) are arranged, the two supporting wheels (3) are respectively arranged on the left side and the right side of the lower side of the pulley support (2), a fixed shaft in the center of each supporting wheel (3) is screwed with the lower side wall of the pulley support (2) through a bearing, and the front side and the rear side of each supporting wheel (3) are respectively arranged on the inner walls of the front side and the rear side of the guide rail (1) in a sliding manner;
the two horizontal balance wheels (4) are respectively connected with the pulley bracket (2) in a rotating manner through a fixed shaft, and the horizontal balance wheels (4) are arranged in the guide groove in a sliding manner;
the horizontal adjusting wheel (5) is arranged on the right side of the horizontal balance wheel (4) on the left side, the horizontal adjusting wheel (5) is connected with the pulley bracket (2) in a screwing mode through an adjusting shaft, and the horizontal adjusting wheel (5) is arranged in the guide groove in a sliding mode;
the two supporting adjusting wheels (6) are respectively screwed through the lower side wall of the adjusting shaft pulley bracket (2);
the three eccentric wheels (7) are provided, and the three eccentric wheels (7) are respectively sleeved and fixed on an adjusting shaft inside the horizontal adjusting wheel (5) and adjusting shafts inside the two supporting adjusting wheels (6) through eccentric shaft sleeves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122086063.1U CN215718042U (en) | 2021-08-31 | 2021-08-31 | Large-opening half-height safety sliding door pulley guide rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122086063.1U CN215718042U (en) | 2021-08-31 | 2021-08-31 | Large-opening half-height safety sliding door pulley guide rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215718042U true CN215718042U (en) | 2022-02-01 |
Family
ID=80010422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122086063.1U Active CN215718042U (en) | 2021-08-31 | 2021-08-31 | Large-opening half-height safety sliding door pulley guide rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215718042U (en) |
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2021
- 2021-08-31 CN CN202122086063.1U patent/CN215718042U/en active Active
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