CN114396205A

CN114396205A - Guide rail device on hangar door

Info

Publication number: CN114396205A
Application number: CN202210046041.9A
Authority: CN
Inventors: 何佳炼; 吴海红; 田棋; 赵磊
Original assignee: Jiangsu Hengxin Metal Technology Co ltd
Current assignee: Jiangsu Hengxin Metal Technology Co ltd
Priority date: 2022-01-17
Filing date: 2022-01-17
Publication date: 2022-04-26

Abstract

The invention discloses an upper guide rail device of a garage door, which comprises a gate door body and an upper rail support, wherein an upper guide wheel is arranged on the gate door body, an upper guide rail is arranged at the bottom of the upper rail support, the upper guide wheel is arranged in a rail groove of the upper guide rail, and the upper guide wheel is in rolling contact with the inner wall of the upper guide rail; the upper guide bottom plate is provided with channel steel in a bilateral symmetry mode, the upper end of the upper guide wheel shaft is sequentially provided with a copper bush A, a second shaft bush A and a roller sealing plate A from top to bottom, the lower end of the upper guide wheel shaft is sequentially provided with a copper bush B, a second shaft bush B and a roller sealing plate B from bottom to top, and rollers are connected to the roller sealing plate A and the roller sealing plate B. The invention has reasonable structural design, solves the problems of difficult upward guide maintenance and replacement and the like in the prior art by matching bolts, plates and the like, greatly reduces the maintenance and repair cost and reduces the labor intensity of workers.

Description

Guide rail device on hangar door

Technical Field

The invention relates to the technical field of upper guide, in particular to an upper guide rail device for a garage door.

Background

The push-pull type hangar door body mainly comprises a framework, rails (upper and lower), walking wheels, guide wheels, sealing pieces, a driving transmission system, an electric control system, a safety system and the like, wherein the guide wheels are arranged at the top of a single door, and the walking wheels are arranged at the lower part of the single door. The upper guide in the prior art cannot adapt to the deformation generated by hanging the hangar gate structurally, is easy to deform when used in occasions with large wind power, and has low wind resistance; meanwhile, when the upper guide is installed and maintained, the gate needs to be laid down and then maintained and replaced, and the gate is inconvenient to disassemble, so that the maintenance cost is greatly increased, and the labor intensity of workers is enhanced.

Disclosure of Invention

The invention aims to solve the technical problems and provides a guide rail device on a garage door.

In order to achieve the technical purpose and achieve the technical requirements, the invention adopts the technical scheme that: the utility model provides a direction rail set on hangar door, includes the gate door body, goes up the rail brackets, its characterized in that: the gate body is provided with an upper guide wheel through bolt connection, the bottom of the upper rail support is provided with an upper guide rail, the upper guide wheel is arranged in a rail groove of the upper guide rail, and the upper guide wheel is in rolling contact with the inner wall of the upper guide rail; the upper guide wheel comprises an upper guide base plate and an upper guide wheel shaft, the left and right symmetry of the upper guide base plate is provided with channel steel, the upper end of the upper guide wheel shaft is provided with a copper bush A, a second bush A and a roller seal plate A from top to bottom in sequence, the lower end of the upper guide wheel shaft is provided with a copper bush B, a second bush B and a roller seal plate B from bottom to top in sequence, rollers are connected to the roller seal plate A and the roller seal plate B, a first bush A and an upper cover plate are sequentially arranged from bottom to top on a copper bush A outer ring, and a lower cover plate and a first bush B are sequentially arranged from top to bottom on a copper bush B outer ring.

Preferably: the roller sealing plate A and the roller sealing plate B are welded with the roller.

Preferably: a plurality of mounting holes are symmetrically formed in the left and right of the upper guide bottom plate.

Preferably: the upper end of the channel steel is provided with a groove steel lining plate, the groove steel lining plate is provided with a plurality of threaded holes, and the upper cover plate is connected with the groove steel lining plate through bolts.

Preferably: the lower cover plate is connected with the inner wall of the channel steel in a welding mode.

Preferably: and a reinforcing plate is axially arranged in the middle of the outer side of the channel steel.

Compared with the traditional structure, the invention has the beneficial effects that:

1. the door guide device is reasonable in structural design, solves the problems of difficult maintenance and replacement of the conventional upper guide and the like through the matching of the bolts, the plates and the like, can be directly replaced when the upper guide is replaced, does not need to be replaced after the door is laid down, greatly reduces the maintenance and repair cost, and reduces the labor intensity of workers.

2. The invention has stable and reliable operation and high strength, can structurally adapt to the deformation range of hangings of hangars and gates, can effectively reduce deformation when in use, has strong wind resistance and simultaneously plays a role of safe support.

Drawings

FIG. 1 is a diagram of the invention laying out nodes on a gate;

FIG. 2 is a schematic view of an upper guide structure of the present invention;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is a cross-sectional view taken along line B-B of FIG. 2;

in the figure: 1. the novel door comprises an upper rail support, 2 parts of an upper guide rail, 3 parts of an upper guide wheel, 31 parts of an upper guide bottom plate, 32 parts of a first shaft sleeve B, 33 parts of a copper sleeve B, 34 parts of a lower cover plate, 35 parts of a second shaft sleeve B, 36 parts of a roller sealing plate B, 37 parts of a roller, 38 parts of a channel steel, 39 parts of a channel steel lining plate, 310 parts of a roller sealing plate A, 311 parts of a second shaft sleeve A, 312 parts of a copper sleeve A, 313 parts of an upper guide wheel shaft, 314 parts of a first shaft sleeve A, 315 parts of an upper cover plate, 316 parts of a reinforcing plate and 4 parts of a door body.

Detailed Description

The present invention is further described below.

Referring to the attached drawings, the guide rail device on the garage door comprises a door body 4 and an upper rail support 1, and is characterized in that: an upper guide wheel 3 is connected to the gate body 4 through a bolt, an upper guide rail 2 is arranged at the bottom of the upper rail support 1, the upper guide wheel 3 is arranged in a rail groove of the upper guide rail 2, and the upper guide wheel 3 is in rolling contact with the inner wall of the upper guide rail 2; the upper guide wheel 3 comprises an upper guide base plate 31 and an upper guide wheel shaft 313, channel steel 38 is symmetrically arranged on the upper guide base plate 31 in a left-right mode, a copper sleeve A312, a second shaft sleeve A311 and a roller seal plate A310 are sequentially arranged at the upper end of the upper guide wheel shaft 313 from top to bottom, a copper sleeve B33, a second shaft sleeve B35 and a roller seal plate B36 are sequentially arranged at the lower end of the upper guide wheel shaft 313 from bottom to top, rollers 37 are connected onto the roller seal plate A310 and the roller seal plate B36, a first shaft sleeve A314 and an upper cover plate 315 are sequentially arranged on the outer ring of the copper sleeve A312 from bottom to top, and a lower cover plate 34 and a first shaft sleeve B32 are sequentially arranged on the outer ring of the copper sleeve B33 from top to bottom.

In the preferred embodiment, the upper end and the lower end of the inner ring of the roller 37 are symmetrically provided with steps, the roller seal plate a310 and the roller seal plate B36 are respectively arranged on the upper step and the lower step, and the roller seal plate a310 and the roller seal plate B36 are connected with the roller 37 in a welding manner.

In the preferred embodiment, the upper guide bottom plate 31 has a plurality of mounting holes arranged in left-right symmetry.

In the preferred embodiment, a channel steel lining plate 39 is arranged at the upper end of the channel steel 38, a plurality of threaded holes are formed in the channel steel lining plate 39, and the upper cover plate 315 is connected with the channel steel lining plate 39 through bolts.

In the preferred embodiment, the lower cover plate 34 is welded to the inner wall of the channel steel 38.

In the preferred embodiment, a reinforcing plate 316 is axially disposed at the middle of the outer side of the channel steel 38.

During concrete implementation, the guide rails on the hangar door are designed into a whole, so that the consistent space between the rails is ensured, and the rigidity and the strength meet the requirements. The lower guide rail is provided with a limiting device, when the gate moves to the limiting device, the gate starts to run at a reduced speed, and the gate is braked after reaching a preset position, so that the gate is ensured to stop at a specified position. The upper rail is a moving part, the stress of the rail is considered at the position with the most adverse stress, the influence of the multi-rail door leaves on the upper rail at the adverse combination position needs to be considered simultaneously, the strength and the rigidity of the upper rail are ensured, the strength and the rigidity of the rail hanger are also ensured, and the hanger is prevented from being twisted to generate instability. The design of the upper track ensures that the gate can adapt to the maximum calculation deformation of the main structure under the action of variable loads (wind load, crane suspension, temperature difference and the like) in the use stage. The connection design of the gate and the upper guide rail thereof considers the influence of normal deformation such as structural settlement and the like on the operation of the gate in the use stage, and the connection of the upper guide rail needs to consider reasonable and effective adjustment measures. 2 lower bearing wheels are installed on each door leaf, the distance between the lower bearing wheels is 7500mm +/-2 mm, a theodolite is used for releasing a lower bearing wheel installation reference, the door leaf is installed according to design requirements, the deviation between the center line of the ground rail and the center line of the lower bearing wheels is less than 5 mm (measured every 6 meters), the staggered distance of the seam of the upper guide rail on the working inner side surface of the lower bearing wheels is less than 1mm, the lateral curvature of the center lines of the upper guide rail and the bearing wheels is not more than 3 mm (measured every 6 meters), and observation points are arranged on the steel rail along the whole length of the door base at intervals of 8 meters. Through the cooperation of bolt and plate etc. in the past, solve and go up the direction and maintain and change difficult scheduling difficult problem, only need lift off the screw and maintain the change during the maintenance, need not to move and reach the gate main part, very big reduction maintenance and cost of maintenance.

The above-mentioned embodiments of the present invention are only examples for clearly illustrating the present invention, but not intended to limit the scope of the present invention, and all equivalent technical solutions also belong to the scope of the present invention, and the scope of the present invention should be defined by the claims.

Claims

1. The utility model provides a direction rail set on hangar door, includes the gate door body (4), goes up rail brackets (1), its characterized in that: an upper guide wheel (3) is connected to the gate body (4) through a bolt, an upper guide rail (2) is arranged at the bottom of the upper rail support (1), the upper guide wheel (3) is arranged in a rail groove of the upper guide rail (2), and the upper guide wheel (3) is in rolling contact with the inner wall of the upper guide rail (2); go up leading wheel (3) including last direction bottom plate (31), go up direction shaft (313), it is provided with channel-section steel (38) to go up bilateral symmetry on direction bottom plate (31), it down has set gradually copper sheathing A (312), second shaft bushing A (311), cylinder shrouding A (310) from last to go up direction shaft (313) upper end, it has set gradually copper sheathing B (33), second shaft bushing B (35), cylinder shrouding B (36) from up to go up direction shaft (313) lower extreme, be connected with cylinder (37) on cylinder shrouding A (310), the cylinder shrouding B (36), copper sheathing A (312) outer lane is from up having set gradually first shaft bushing A (314), upper cover plate (315) from down, copper sheathing B (33) outer lane down has set gradually apron (34), first shaft bushing B (32) from last.

2. A guide track arrangement on a garage door according to claim 1, wherein: the upper end and the lower end of the inner ring of the roller (37) are symmetrically provided with steps, the roller seal plate A (310) and the roller seal plate B (36) are respectively arranged on the upper steps and the lower steps, and the roller seal plate A (310) and the roller seal plate B (36) are connected with the roller (37) in a welding mode.

3. A guide track arrangement on a garage door according to claim 1, wherein: a plurality of mounting holes are symmetrically formed in the left and right of the upper guide bottom plate (31).

4. A guide track arrangement on a garage door according to claim 1, wherein: channel-section steel (38) upper end is provided with slotted steel welt (39), be provided with a plurality of screw holes on channel-section steel welt (39), upper cover plate (315) pass through bolted connection with channel-section steel welt (39).

5. A guide track arrangement on a garage door according to claim 1, wherein: the lower cover plate (34) is connected with the inner wall of the channel steel (38) in a welding mode.

6. A guide track arrangement on a garage door according to claim 1, wherein: and a reinforcing plate (316) is axially arranged in the middle of the outer side of the channel steel (38).