阅读说明：本技术 一种跨工位可调节扶手安装结构 (Cross-station adjustable handrail mounting structure ) 是由 何双慧 包鸣 王希文 章光明 徐迪 于 2021-10-11 设计创作，主要内容包括：本发明涉及跨工位可调节扶手安装结构,包括扶手安装座、扶手和穿过车辆的内装门立柱罩板或墙板的支撑管,支撑管通过贯穿支撑管内部的支撑管紧固螺栓与扶手安装座固定,扶手通过扶手紧固件与支撑管固定连接,支撑管紧固螺栓与支撑管内壁之间形成间隙,该间隙作为扶手安装的调节量。支撑管在门立柱罩板或墙板安装后安装,支撑管与扶手安装座之间设置调节量,安装扶手时,可以根据实际需求去调整支撑管的位置,保证扶手正常安装。即便是扶手与安装座跨越多个工位,都不会因为扶手有制作公差,扶手安装座有安装误差,影响已安装部件的返工。(The invention relates to a cross-station adjustable handrail mounting structure, which comprises a handrail mounting seat, a handrail and a supporting tube penetrating through an upright post cover plate or a wall plate of an interior door of a vehicle, wherein the supporting tube is fixed with the handrail mounting seat through a supporting tube fastening bolt penetrating through the inside of the supporting tube, the handrail is fixedly connected with the supporting tube through a handrail fastening piece, a gap is formed between the supporting tube fastening bolt and the inner wall of the supporting tube, and the gap is used as the adjustment quantity of handrail mounting. The stay tube is installed after door stand cover plate or wallboard installation, sets up the regulating variable between stay tube and the handrail mount pad, during the installation handrail, can go to adjust the position of stay tube according to actual demand, guarantees the handrail and normally installs. Even if the handrail and the mounting seat span a plurality of stations, the installation error of the handrail mounting seat can not be caused by the manufacturing tolerance of the handrail, so that the reworking of the installed part is not influenced.)

1. The utility model provides a stride adjustable handrail mounting structure of station, includes handrail mount pad (4) and handrail (6), its characterized in that still includes: the handrail installation device comprises a support pipe (5) penetrating through an inner door column cover plate or a wall plate (2) of a vehicle, wherein the support pipe (5) is fixed with a handrail installation seat (4) through a support pipe fastening bolt (7) penetrating through the inside of the support pipe (5), a handrail (6) is fixedly connected with the support pipe (5) through a handrail fastening piece (8), and a gap is formed between the support pipe fastening bolt (7) and the inner wall of the support pipe (5) and is used as an adjustment amount of handrail installation.

2. The cross-station adjustable handrail mounting structure of claim 1, wherein: the handrail mounting seat (4) is provided with an internal threaded hole, a screw of the supporting tube fastening bolt (7) is screwed into the internal threaded hole, the head of the supporting tube fastening bolt (7) supports against the tail end of the supporting tube (5), the head of the supporting tube (5) supports against the handrail mounting seat (4), and the supporting tube (5) is fastened on the handrail mounting seat (4) by screwing the supporting tube fastening bolt (7).

3. The cross-station adjustable handrail mounting structure of claim 2, wherein: the head of the supporting tube fastening bolt (7) is propped against the tail end of the supporting tube (5) through a gasket.

4. The cross-station adjustable handrail mounting structure of claim 1, wherein: the inner door upright column cover plate or the wallboard is provided with a hole for the supporting tube (5) to pass through at the position where the handrail is to be installed.

5. The cross-station adjustable handrail mounting structure of claim 1, wherein: the handrail (6) is sleeved on the supporting pipe (5), an internal thread hole is formed in the bottom of the supporting pipe (5), a corresponding counter bore is formed in the bottom of the handrail (6), the handrail fastening piece (8) is a flat-head screw, and the screw rod part of the handrail fastening piece penetrates through the counter bore of the handrail (6) and is screwed into the internal thread hole of the supporting pipe (5), so that the handrail (6) is fixed on the supporting pipe (5).

6. The cross-station adjustable handrail mounting structure of claim 1, wherein: the handrail mounting seat (4) is fixed on the vehicle body (1) through bolts.

7. A mounting process of a cross-station adjustable handrail is characterized by comprising the following steps:

step 1, fixing a handrail installation seat (4) on a vehicle body (1);

step 2, installing a door upright post cover plate or a wallboard (2), wherein the door upright post cover plate or the wallboard (2) is provided with a hole for allowing the supporting pipe (5) to pass through;

step 3, the head end of the supporting pipe (5) penetrates through a hole for installing a door upright column cover plate or a wallboard (2) and is aligned with the handrail installation seat (4);

step 4, inserting a supporting tube fastening bolt (7) into the supporting tube (5), screwing a screw rod part of the supporting tube fastening bolt into an internal thread hole of the handrail mounting seat (4) and pre-tightening the screw rod part, forming a gap between the supporting tube fastening bolt (7) and the inner wall of the supporting tube (5), wherein the gap is used as an adjusting amount for mounting the handrail;

step 5, adjusting the supporting tube (5) according to the installation position of the handrail (6), and locking a fastening bolt (7) of the supporting tube after the adjustment is finished so as to fasten the supporting tube (5) to the handrail installation seat (4);

and 6, fixing the handrail (6) and the supporting pipe (5) through a handrail fastener (8).

8. The mounting process of the cross-station adjustable armrest according to claim 7, wherein: the handrail mounting seat (4) is provided with an internal threaded hole, a screw of the supporting tube fastening bolt (7) is screwed into the internal threaded hole, the head of the supporting tube fastening bolt (7) supports against the tail end of the supporting tube (5), the head of the supporting tube (5) supports against the handrail mounting seat (4), and the supporting tube (5) is fastened on the handrail mounting seat (4) by screwing the supporting tube fastening bolt (7).

9. The mounting process of the cross-station adjustable armrest according to claim 8, wherein: the head of the supporting tube fastening bolt (7) is propped against the tail end of the supporting tube (5) through a gasket.

10. The mounting process of the cross-station adjustable armrest according to claim 8, wherein: the handrail (6) is sleeved on the supporting pipe (5), an internal thread hole is formed in the bottom of the supporting pipe (5), a corresponding counter bore is formed in the bottom of the handrail (6), the handrail fastening piece (8) is a flat-head screw, and the screw rod part of the handrail fastening piece penetrates through the counter bore of the handrail (6) and is screwed into the internal thread hole of the supporting pipe (5), so that the handrail (6) is fixed on the supporting pipe (5).

Technical Field

The invention relates to a handrail mounting structure of a metro vehicle, and belongs to the technical field of interior equipment of metro vehicles.

Background

The handrail mount pad is installed on the automobile body, and including adorning door stand cover plate or wallboard inboard, if the handrail is opened a shelves and is not matchd with the mount pad interval during installation handrail, door stand cover plate or wallboard need be pulled down this moment, adjust the mount pad again, then install the handrail again. After the door column cover plate or the wallboard is installed, the installation process lacks a method for adjusting the distance between seats. The specific installation process flow is as follows: at first on the automobile body direct mount handrail mount pad, then install door stand cover plate or wallboard, install the handrail at last, if the handrail does not match with the mount pad interval, need pull down door stand or wallboard this moment, adjust the mount pad, then install the handrail again.

The actual installation process is complicated, and the ring is buckled mutually, and the installation is difficult to control, has one step to have the installation deviation and will influence final installation state and installation effect. And if the handrail is opened shelves and the mount pad interval is not matchd in final installation state, need adjust the mount pad, then need demolish door stand cover plate, just can adjust the mount pad, very complicated. If the components are arranged at the same station, the lean production cannot be realized due to more components.

Disclosure of Invention

The invention mainly aims to overcome the defects of the prior art and provides a cross-station adjustable handrail mounting structure which can conveniently implement the measurement, adjustment and repair of a circular tubular framework.

In order to solve the technical problems, the invention provides a cross-station adjustable handrail mounting structure, which comprises a handrail mounting seat and a handrail, and is characterized by further comprising: the handrail fixing device comprises a support pipe penetrating through an upright cover plate or a wall plate of an interior door of a vehicle, wherein the support pipe is fixed with a handrail mounting seat through a support pipe fastening bolt penetrating through the interior of the support pipe, the handrail is fixedly connected with the support pipe through a handrail fastening piece, and a gap is formed between the support pipe fastening bolt and the inner wall of the support pipe and is used as an adjusting amount for mounting the handrail.

Furthermore, the handrail mounting seat is provided with an internal threaded hole, a screw of the support tube fastening bolt is screwed into the internal threaded hole, the head of the support tube fastening bolt abuts against the tail end of the support tube, the head of the support tube abuts against the handrail mounting seat, and the support tube is fastened on the handrail mounting seat by screwing the support tube fastening bolt.

Furthermore, the handrail is sleeved on the supporting tube, an internal thread hole is formed in the bottom of the supporting tube, a corresponding counter bore is formed in the bottom of the handrail, the handrail fastening piece is a flat-head screw, and a screw rod part of the handrail passes through the counter bore of the handrail and is screwed into the internal thread hole of the supporting tube, so that the handrail is fixed on the supporting tube.

In addition, the invention also claims an installation process of the cross-station adjustable handrail, which is characterized by comprising the following steps of:

step 1, fixing a handrail mounting seat on a vehicle body;

step 2, installing a door upright post cover plate or a wallboard, wherein the door upright post cover plate or the wallboard is provided with a hole for allowing the supporting pipe to pass through;

step 3, the head end of the supporting tube penetrates through a hole for installing a door upright post cover plate or a wallboard and is aligned with the handrail installation seat;

step 4, inserting a supporting tube fastening bolt into the supporting tube, screwing a screw rod part of the supporting tube fastening bolt into an internal threaded hole of the handrail mounting seat and pre-tightening the screw rod part, and forming a gap between the supporting tube fastening bolt and the inner wall of the supporting tube, wherein the gap is used as the adjustment quantity of handrail mounting;

step 5, adjusting the supporting tube according to the installation position of the handrail, and locking a fastening bolt of the supporting tube after the adjustment is finished so as to fasten the supporting tube to the handrail installation seat;

and 6, fixing the handrail and the supporting pipe through a handrail fastener.

The stay tube is installed after door stand cover plate or wallboard installation, sets up the regulating variable between stay tube and the handrail mount pad, during the installation handrail, can go to adjust the position of stay tube according to actual demand, guarantees the handrail and normally installs. Even if the handrail and the mounting seat span a plurality of stations, the installation error of the handrail mounting seat can not be caused by the manufacturing tolerance of the handrail, so that the reworking of the installed part is not influenced.

According to the cross-station adjustable handrail mounting structure, the adjustable supporting tube is additionally arranged between the handrail mounting seat and the handrail, the mounting position of the handrail can be adjusted through the supporting tube, and the problem that errors between the traditional handrail mounting seat and the handrail are difficult to overcome is solved. The invention has simple and convenient installation and strong operability. The handrail is suitable for various working conditions for rail transit subway vehicles, such as door side handrails, disabled person area handrails, end handrails and the like, and has the advantages of simple structure and convenience in installation.

Drawings

FIG. 1 is a schematic view of a cross-station adjustable armrest mounting structure.

Detailed Description

The following explains an embodiment of the present invention with reference to the drawings.

As shown in figure 1, the cross-station adjustable handrail mounting structure comprises a handrail mounting seat 4, a supporting pipe 5 and a handrail 6 which are fixed in sequence.

The hand attachment 4 is fixed to the vehicle body 1 by bolts.

The head end of the support pipe 5 passes through the inner door pillar cover plate or the wall plate 2 of the vehicle to abut against the handrail mounting seat 4, and is fixed with the handrail mounting seat 4 through a support pipe fastening bolt 7 penetrating through the inside of the support pipe 5. Specifically, the door column cover plate or wall plate 2 is provided with a hole for the support tube 5 to pass through, and the hole diameter is between the outer diameter of the support tube 5 and the outer diameter of the handrail 6, so that an adjusting space is reserved for the support tube 5. The handrail mount 4 is provided with an internal threaded hole, the screw of the support tube fastening bolt 7 is screwed into the internal threaded hole, the head of the support tube fastening bolt 7 abuts against the tail end of the support tube 5, and the support tube 5 is fastened to the handrail mount 4 by screwing the support tube fastening bolt 7. In this embodiment, the head of the support tube fastening bolt 7 abuts against the tail end of the support tube 5 via a washer. Wherein a gap is formed between the support pipe fastening bolt 7 and the inner wall of the support pipe 5, and the gap is used as an adjusting amount for installing the handrail.

The handrail 6 is fixedly connected with the support pipe 5 through a handrail fastener 8. As shown in fig. 1, in this embodiment, the handrail 6 is sleeved on the support tube 5, the bottom of the support tube 5 is provided with an internal threaded hole, the bottom of the handrail 6 is provided with a corresponding counter bore, and the handrail fastening member 8 is a flat head screw, and the screw rod part of the flat head screw passes through the counter bore of the handrail 6 and is screwed into the internal threaded hole of the support tube 5, so as to fix the handrail 6 on the support tube 5.

The installation process of the cross-station adjustable handrail comprises the following steps:

step 1, fixing the handrail installation seat 4 on the vehicle body 1 through bolts.

And 2, mounting a door upright post cover plate or a wallboard 2, wherein the door upright post cover plate or the wallboard 2 is provided with a hole for the supporting pipe 5 to pass through.

And 3, the head end of the support pipe 5 penetrates through the opening for installing the door upright cover plate or the wall plate 2 and is aligned with the handrail installation seat 4.

Step 4, inserting a supporting tube fastening bolt 7 into the supporting tube 5, wherein the head of the supporting tube fastening bolt 7 props against the tail end of the supporting tube 5 through a gasket, the screw rod part of the supporting tube fastening bolt 7 is screwed into the internal thread hole of the handrail mounting seat 4 and is pre-tightened, a gap is formed between the supporting tube fastening bolt 7 and the inner wall of the supporting tube 5, and the gap is used as the adjustment quantity of handrail mounting; in this example, the handrail mount 4 is provided with an internal threaded hole into which the screw of the support tube fastening bolt 7 is screwed, the head of the support tube fastening bolt 7 abuts against the tail end of the support tube 5, the head of the support tube 5 abuts against the handrail mount 4, and the support tube 5 can be fastened to the handrail mount 4 by tightening the support tube fastening bolt 7.

And 5, adjusting the support tube 5 according to the installation position of the handrail 6, and locking a support tube fastening bolt 7 after the adjustment is finished so as to fasten the support tube 5 on the handrail installation seat 4.

And 6, fixing the handrail 6 and the support pipe 5 through a handrail fastener 8. In this example, the handrail 6 is sleeved on the supporting tube 5, the bottom of the supporting tube 5 is provided with an internal threaded hole, the bottom of the handrail 6 is provided with a corresponding counter bore, the handrail fastening member 8 is a flat head screw, and the screw rod part of the flat head screw passes through the counter bore of the handrail 6 and is screwed into the internal threaded hole of the supporting tube 5, so that the handrail 6 is fixed on the supporting tube 5.

Stay tube 5 is installed after door stand cover plate or wallboard installation, sets up the regulating variable between stay tube 5 and handrail mount pad 4, and during installation handrail 6, can go the position of adjustment stay tube 5 according to actual demand, guarantee the handrail and normally install. Even if the handrail and the mounting seat span a plurality of stations, the installation error of the handrail mounting seat can not be caused by the manufacturing tolerance of the handrail, so that the reworking of the installed part is not influenced.

The mounting seat structure is suitable for any rail vehicle armrest mounting structure. The structure is convenient to install, can reduce the problem that the distance between the handrail and the mounting seat is not matched and needs to be reworked and adjusted due to installation errors and manufacturing tolerances, and has good installation manufacturability.

In addition to the above embodiments, the present invention may have other embodiments. All technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope of the claims of the present invention.