CN215850906U

CN215850906U - Passenger train handrail footstock and handrail

Info

Publication number: CN215850906U
Application number: CN202121589491.XU
Authority: CN
Inventors: 肖菊旺; 孙奕; 林敏�; 马强; 蔡明华; 魏黎; 马龙龙; 杨进; 罗栋栋
Original assignee: CRRC Electric Vehicle Co Ltd
Current assignee: CRRC Electric Vehicle Co Ltd
Priority date: 2021-07-13
Filing date: 2021-07-13
Publication date: 2022-02-18
Anticipated expiration: 2031-07-13

Abstract

The utility model discloses a passenger car handrail top seat, comprising: the device comprises a top seat, a connecting plate, a top plate and a first locking piece, wherein one end of the connecting plate is connected with the top seat, the other end of the connecting plate is connected with the top plate, and the top plate is used for connecting the top of a vehicle body; the top seat is provided with a mounting hole and a cavity, and the mounting hole is coaxially communicated with the cavity; the cavity is used for nesting the grab rail and is in clearance fit with the grab rail; the first locking piece runs through the mounting hole and extends to the inside of the grab rail rod so as to realize that the armrest top seat is connected with the grab rail rod. The utility model further discloses a passenger car armrest comprising the armrest top seat. The handrail has the advantages of simple structure, convenience in installation, good appearance quality and the like, and the integrity and the fluency of the handrail are enhanced.

Description

Passenger train handrail footstock and handrail

Technical Field

The utility model belongs to the technical field of passenger car handrails, and particularly relates to a passenger car handrail top seat and a handrail with high assembly quality.

Background

In the existing passenger car handrail installation technology, one end of a handrail top seat is installed on a buried iron of a passenger car top air channel profile through a hexagonal screw, and the other end of the handrail top seat is connected with a handrail rod through a through bolt. When installation passenger train handrail footstock, need drill on the bar, every handrail footstock need install two through-bolts moreover, also need bore two through-holes on the bar, very expends time, leads to the installation effectiveness lower. Meanwhile, after the installation of the handrail is finished, the screws and the bolts are exposed, and nodes are formed on the handrail one by one, so that the integrity and the attractiveness of the handrail are influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide a passenger car handrail top seat and a handrail which are simple in structure, convenient and fast to install and good in appearance quality.

In order to solve the technical problems, the utility model adopts the following technical scheme:

a passenger vehicle armrest top seat comprising: the device comprises a top seat, a connecting plate, a top plate and a first locking piece, wherein one end of the connecting plate is connected with the top seat, the other end of the connecting plate is connected with the top plate, and the top plate is used for connecting the top of a vehicle body; the top seat is provided with a mounting hole and a cavity, and the mounting hole is coaxially communicated with the cavity; the cavity is used for nesting the grab rail and is in clearance fit with the grab rail; the first locking piece runs through the mounting hole and extends to the inside of the grab rail rod so as to realize that the armrest top seat is connected with the grab rail rod.

As a further improvement of the utility model, the handle bar connecting device further comprises a connecting cylinder, wherein the connecting cylinder is connected with the handle bar, and the first locking piece penetrates through the mounting hole and extends into the connecting cylinder to realize the connection of the top seat and the handle bar.

As a further improvement of the utility model, the connecting cylinder is provided with a boss which is used for realizing the connection between the connecting cylinder and the end part of the grab rail.

As a further improvement of the utility model, the connecting cylinder is provided with a second connecting hole, and the mounting hole and the second connecting hole are both provided with threads; first retaining member is first screw, first screw is connected with the screw-thread fit of mounting hole and second connecting hole to it is connected with the bar to realize the footstock.

As a further improvement of the utility model, two ends of the top plate are respectively provided with a first connecting hole, and the second locking piece penetrates through the first connecting holes and extends to the top of the vehicle body so as to realize the connection of the top plate and the top of the vehicle body.

As a further improvement of the present invention, the first connecting hole is provided with a thread, and the second locking member is a second screw.

As a further improvement of the utility model, the side of the connecting plate opposite to the mounting hole is in a circular arc transition shape.

As a further improvement of the utility model, an included angle beta between the central line of the top plate and the central line of the top seat is an obtuse angle.

As a general technical concept, the utility model also provides a passenger car handrail, which comprises a handrail rod and the handrail top seat, wherein the handrail rod is connected with the handrail top seat through the connecting cylinder.

As a further improvement of the utility model, the top end of the connecting cylinder is provided with a boss, and the inside of the connecting cylinder is provided with a second connecting hole; the lug boss is used for connecting the end part of the grab rail, and the bottom end of the connecting cylinder is nested in the grab rail and forms clearance fit with the grab rail; the second connecting hole is used for connecting the armrest top seat.

Compared with the prior art, the utility model has the advantages that:

1. according to the passenger car handrail top seat, the mounting holes and the cavity which are coaxially communicated are formed in the top seat, the cavity is connected with the handrail rod in a nested mode, and then the locking piece penetrates through the mounting holes and extends into the handrail rod, so that the fixed connection between the handrail top seat and the handrail rod is realized, holes are formed in the side portions of the handrail top seat and the handrail rod, the number of fasteners between the handrail top seat and the handrail rod is reduced, the passenger car handrail top seat has the advantages of being simple in structure and convenient to mount, and the mounting efficiency of passenger car handrails is greatly improved. Meanwhile, the fastener for connecting the handrail top seat and the handrail rod is hidden inside the handrail top seat and the handrail rod, so that the integrity, the smoothness and the attractiveness of the handrail are enhanced, and the installation quality of the handrail is improved.

2. According to the passenger car handrail top seat, the connecting cylinder is arranged to serve as a connecting bridge between the handrail rod and the top seat, the boss is arranged at the top of the connecting cylinder, the bottom of the connecting cylinder is embedded in the handrail rod, and the boss is clamped with the end portion of the handrail rod, so that the connecting cylinder is fixedly connected to the handrail rod. Meanwhile, the second connecting hole is formed in the connecting cylinder, when the cavity is connected with the handrail rod in a nested mode, the second connecting hole is matched with the mounting hole, the first fastener is mounted, and therefore the handrail rod can be connected with the handrail top seat conveniently. In addition, the connecting cylinder is utilized to perform auxiliary positioning in the grab bar, so that the connection reliability between the grab bar and the grab bar top seat is improved, and the grab bar is prevented from shaking in the running process of the vehicle.

3. The passenger car armrest comprises the armrest top seat, so that the passenger car armrest also has the advantages.

Drawings

Fig. 1 is a schematic structural principle diagram of the passenger car armrest top seat.

Fig. 2 is a schematic structural diagram of another view angle of the passenger car armrest top seat of the utility model.

Fig. 3 is a schematic diagram of the top view structure of the passenger car armrest top seat.

Fig. 4 is a schematic structural diagram of the passenger car armrest.

Fig. 5 is a schematic view of the installation structure of the passenger car armrest.

Illustration of the drawings: 1. a top seat; 2. a connecting plate; 3. a top plate; 31. a first connection hole; 4. mounting holes; 5. a cavity; 6. a connecting cylinder; 61. a boss; 62. a second connecting hole 7 and a grab rail; 8. a first screw; 9. a second screw; 10. an air duct section bar; 11. a roof rail of a passenger car.

Detailed Description

The utility model is further described below with reference to the drawings and specific preferred embodiments of the description, without thereby limiting the scope of protection of the utility model.

Example 1

As shown in fig. 1 to 3, the passenger car armrest top seat of the present invention includes: footstock 1, connecting plate 2, roof 3 and first screw 8. One end of the connecting plate 2 is integrally connected with the top seat 1, and the other end of the connecting plate 2 is integrally connected with the top plate 3. The top plate 3 is used for connecting an air duct section bar 10 at the top of the vehicle body, and the connection of the armrest top seat and the top of the vehicle body is realized. It will be appreciated that in order to improve the fit of the arm rest head rest with the roof of the vehicle, projections are provided on the upper and lower sides of the connecting plate 2 respectively to facilitate insertion and better fixing of the roof plate 3 in the duct slot. The top and the bottom of the top seat 1 are respectively provided with a mounting hole 4 and a cavity 5, and the mounting hole 4 is coaxially communicated with the cavity 5. The cavity 5 is cylindrical and is used for nesting the grab rail 7 and forms clearance fit with the grab rail 7. The first screw 8 penetrates through the mounting hole 4 and extends into the handrail rod 7 so as to realize the connection of the handrail top seat and the handrail rod 7. In this embodiment, the first screw 8 is a hexagon socket head cap screw, the mounting hole 4 is provided with a thread, and the top of the mounting hole 4 is provided with a counter bore, so that the head of the first screw 8 is hidden in the top seat 1, and the thread of the first screw 8 is hidden in the grab bar 7. It will be appreciated that the top seat and the grab bar 7 can be made of the same material, such as stainless steel or cast iron, to improve the mechanical strength of the grab rail.

In this embodiment, through mounting hole 4 and the cavity 5 that sets up the coaxial intercommunication on footstock 1, with

cavity

5 and 7 nested connections backs of bar, run through mounting hole 4 and extend to inside 7 bars with first screw 8 again, the fixed connection of handrail footstock with bar 7 has been realized promptly, avoided at 7 lateral part trompils of handrail footstock and bar, the fastener quantity between handrail footstock and the bar 7 has been reduced, and the bus handrail has a simple structure, the convenient advantage of installation, the installation effectiveness of bus handrail has been improved greatly. Meanwhile, the first screws 8 used for connecting the armrest top seat and the armrest rod 7 are hidden inside the armrest top seat and the armrest rod 7, integrity, smoothness and attractiveness of the armrest are enhanced, and installation quality of the armrest is improved.

As shown in fig. 4, in this embodiment, the footstock 1 further includes a connecting cylinder 6, the connecting cylinder 6 is connected with the grab bar 7, and the first screw 8 penetrates through the mounting hole 4 and extends into the connecting cylinder 6, so as to connect the footstock 1 with the grab bar 7. It will be appreciated that the connecting cylinder 6 may be made of cast iron in order to improve the reliability of the connection between the top seat 1 and the grab bar 7.

Further, in this embodiment, a boss 61 is provided on the connecting cylinder 6, an outer diameter of the boss 61 is larger than an inner diameter of the grab bar 7, and the boss 61 is used for realizing the end portion clamping connection between the connecting cylinder 6 and the grab bar 7. It can be understood that in order to improve the connection stability of the connecting cylinder 6 and the grab bar 7, the bosses 61 are welded to the end portions of the grab bar 7. In other embodiments, the boss 61 may be adhered to the end of the grab bar 7, or the boss 61 may be provided with an external thread and the grab bar 7 may be internally provided with an internal thread, which are connected by a thread. The present invention is within the scope of protection as long as the connection manner of the connecting cylinder 6 and the grab bar 7 can be realized.

Further, in the present embodiment, the connecting cylinder 6 is provided with a through second connecting hole 62, the second connecting hole 62 is provided with a thread, and the first screw 8 is in fit connection with the threads of the mounting hole 4 and the second connecting hole 62, so as to connect the footstock 1 with the grab bar 7. The mode of adopting threaded connection can conveniently carry out the dismouting fast, is favorable to improving the installation effectiveness of handrail.

In this embodiment, the connecting cylinder 6 is provided as a bridge connecting the grab bar 7 and the top seat 1, thereby improving the reliability of connection between the grab bar 7 and the top seat 1. The boss 61 is arranged at the top of the connecting cylinder 6, the bottom of the connecting cylinder 6 is nested inside the grab bar 7, and the boss 61 is clamped with the end part of the grab bar 7, so that the connecting cylinder 6 is fixedly connected to the grab bar 7. Meanwhile, the second connecting hole 62 is formed in the connecting cylinder 6, when the cavity 5 is connected with the grab rail 7 in a nested mode, the second connecting hole 62 is matched with the mounting hole 4, and the first screw 8 is mounted in the mounting hole 4 and the second connecting hole 62, so that the grab rail 7 can be connected with the grab rail footstock conveniently. In addition, the connecting cylinder 6 is utilized to perform auxiliary positioning in the handrail rod 7, so that the connection stability between the handrail rod 7 and the handrail top seat is improved, the situation that the handrail shakes during the vehicle running or the process of pulling and supporting by passengers is effectively avoided, and the use safety of the handrail is improved.

In this embodiment, two ends of the top plate 3 are respectively provided with a first connection hole 31, the first connection hole 31 is provided with a thread, and the second screw 9 penetrates through the first connection hole 31 and extends into the air duct section 10, so as to connect the top plate 3 with the top of the vehicle body. In this embodiment, the top plate 3 is rounded at its top to improve the safety and aesthetic appearance of the armrest top seat.

In this embodiment, connecting plate 2 is the circular arc transition form with the relative one side of mounting hole 4, adopts circular arc transitional coupling between connecting plate 2 and the footstock 1, has improved the wholeness and the smoothness nature of handrail footstock.

As shown in fig. 2, in the present embodiment, an included angle β between the center line of the top plate 3 and the center line of the top seat 1 is an obtuse angle of 116 °, so as to improve the fitting degree of the armrest top seat with the grab bar 7 and the top of the vehicle body, and improve the installation reliability of the armrest. It is understood that in other embodiments, the specific value of the included angle β can be set according to the actual installation condition of the passenger car handrail.

Example 2

Fig. 5 shows an embodiment of the rail vehicle armrest according to the present invention, which includes an armrest rod 7 and an armrest base (not shown), wherein the armrest base has a conventional structure and is not described in detail. The passenger car handrail of the embodiment also comprises the handrail top seat, and the handrail rod 7 is connected with the top seat 1 through the connecting cylinder 6. The passenger car armrest comprises the armrest top seat, and therefore the passenger car armrest also has the advantages.

Further, in the present embodiment, the connecting cylinder 6 is made of cast iron, the top end of the connecting cylinder 6 is provided with a boss 61, and the inside of the connecting cylinder 6 is provided with a second connecting hole 62. The bottom of the connecting cylinder 6 is nested inside the grab bar 7 and forms clearance fit with the grab bar 7, and the boss 61 at the top of the connecting cylinder 6 is welded at the end part of the grab bar 7, so that the connecting cylinder 6 is fixedly connected with the grab bar 7. The second connecting hole 62 is used for connecting the top seat 1, and the first screw 8 penetrates through the mounting hole 4 and then extends into the second connecting hole 62 to form threaded connection, so that the handrail rod 7 is connected with the handrail top seat. It will be appreciated that in other embodiments the connector barrel 6 may be made of stainless steel.

When the handrail is installed, firstly, the bottom of the connecting cylinder 6 is nested in the handrail rod 7, and the lug boss 61 is welded at the end part of the handrail rod 7; then the grab bar 7 is connected with the top seat 1 by using a first screw 8; finally, the top plate 3 is inserted into an air duct notch at the top of the vehicle body, and the two ends of the top plate 3 are connected with the air duct section bar 10 by using second screws 9, so that the installation of the passenger vehicle handrail is completed, and the passenger vehicle handrail is simple and efficient. After the installation is finished, the first screws 8 are hidden in the footstock 1 and the grab rail 7, and the screw threads of the second screws 9 are hidden in the air duct section bar 10, so that the integrity and the fluency of the handrail are enhanced, and the handrail is more attractive.

Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. Those skilled in the art can make many possible variations and modifications to the disclosed embodiments, or equivalent modifications, without departing from the spirit and scope of the utility model, using the methods and techniques disclosed above. Therefore, any simple modification, equivalent replacement, equivalent change and modification made to the above embodiments according to the technical essence of the present invention are still within the scope of the protection of the technical solution of the present invention.

Claims

1. A passenger car armrest footstock, comprising: the automobile roof structure comprises a top seat (1), a connecting plate (2), a top plate (3) and a first locking piece, wherein one end of the connecting plate (2) is connected with the top seat (1), the other end of the connecting plate (2) is connected with the top plate (3), and the top plate (3) is used for being connected with the top of an automobile body; the top seat (1) is provided with a mounting hole (4) and a cavity (5), and the mounting hole (4) is coaxially communicated with the cavity (5); the cavity (5) is used for nesting the grab rail rod (7) and forms clearance fit with the grab rail rod (7); the first locking piece penetrates through the mounting hole (4) and extends to the inside of the handrail rod (7) so as to realize that the handrail top seat is connected with the handrail rod (7).

2. The passenger car armrest roof seat according to claim 1, characterized in that the passenger car armrest roof seat further comprises a connecting cylinder (6), the connecting cylinder (6) is connected with the armrest rod (7), and the first locking piece penetrates through the mounting hole (4) and extends into the connecting cylinder (6) so as to realize the connection of the roof seat (1) with the armrest rod (7).

3. The passenger car armrest roof seat according to claim 2, characterized in that a boss (61) is arranged on the connecting cylinder (6), and the boss (61) is used for connecting the connecting cylinder (6) and the end part of the armrest rod (7).

4. The passenger car armrest roof seat according to claim 2, characterized in that the connecting cylinder (6) is provided with a second connecting hole (62), and the mounting hole (4) and the second connecting hole (62) are both provided with threads; first retaining member is first screw (8), first screw (8) are connected with the screw-thread fit of mounting hole (4) and second connecting hole (62) to realize that footstock (1) is connected with bar (7).

5. A passenger car armrest roof seat according to any one of claims 1 to 4, characterized in that a first connecting hole (31) is respectively formed at both ends of the roof plate (3), and a second locking member extends through the first connecting hole (31) and extends to the top of the car body to connect the roof plate (3) with the top of the car body.

6. The passenger car armrest roof seat according to claim 5, characterized in that the first connection hole (31) is threaded and the second locking member is a second screw (9).

7. The passenger car armrest roof seat according to any one of claims 1 to 4, characterized in that the side of the connecting plate (2) opposite to the mounting hole (4) is in the shape of a circular arc transition.

8. A passenger vehicle armrest roof seat according to any one of claims 1-4, characterized in that the angle β between the centre line of the roof plate (3) and the centre line of the roof seat (1) is obtuse.

9. A passenger car handrail, includes handrail pole (7), its characterized in that: further comprising the armrest roof seat as claimed in any one of claims 1 to 8, the armrest rod (7) being connected to the roof seat (1) by means of a connecting cylinder (6).

10. The passenger vehicle armrest of claim 9, wherein: a boss (61) is arranged at the top end of the connecting cylinder (6), and a second connecting hole (62) is formed in the connecting cylinder (6); the lug boss (61) is used for connecting the end part of the grab rail (7), and the bottom end of the connecting cylinder (6) is nested in the grab rail (7) and forms clearance fit with the grab rail (7); the second connecting hole (62) is used for connecting the top seat (1).