CN211166887U

CN211166887U - Central armrest mechanism for motor train unit

Info

Publication number: CN211166887U
Application number: CN201922470434.9U
Authority: CN
Inventors: 郭红梅; 何建建
Original assignee: Wuhan Railway Vocational College of Technology
Current assignee: Wuhan Railway Vocational College of Technology
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-08-04
Anticipated expiration: 2029-12-31

Abstract

The utility model relates to a EMUs interior trim technical field specifically is a central armrest mechanism for EMUs, including the handrail support, the gomphosis groove has been seted up at the top of handrail support, and the gomphosis inslot installs the expansion bracket, the top overlap joint of expansion bracket has the sofa pad, the front end of handrail support has been seted up and has been put the cup hole, the welding of the bottom four corners department of handrail support has the connecting stub, and the terminal welding of connecting stub has the jogged head, the overhead connecting seat that has cup jointed of gomphosis, the swivel nut has been cup jointed in the activity on the connecting stub, the lower extreme activity gomphosis of jogged head has the bullet to buckle, and the inside one end horizontally connect that the bullet detained to be located the jogged head has. The device is characterized in that an expansion bracket is connected between the sofa cushion for lapping the arms and the armrest support, and the height of the sofa cushion can be adjusted through the expansion bracket, so that the applicability of the device and the comfort of users are improved, and the use of drivers with different heights and arms and different lengths is met.

Description

Central armrest mechanism for motor train unit

Technical Field

The utility model relates to a EMUs interior trim technical field specifically is a central armrest mechanism for EMUs.

Background

The common central armrests are divided into two types, one type is provided with a storage space between two seats, the other type is combined with the seats and can be folded, and some armrests can slide back and forth and can be adjusted in height, so that a driver can conveniently find a more comfortable sitting posture.

The existing central handrail of the motor train unit is generally fixed, the central handrail can only move forwards or backwards integrally, but the integral height of the central handrail cannot be adjusted, the height of users is different, the length of arms is different, the use of the fixed central handrail can be influenced, and meanwhile, a central handrail support is fixedly welded or screwed down, so that the connecting mode is difficult to disassemble. Accordingly, one skilled in the art provides a center armrest mechanism for a motor train unit to solve the problems set forth in the background art described above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a central authorities handrail mechanism for EMUs to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a central armrest mechanism for EMUs, includes the handrail support, the gomphosis groove has been seted up at the top of handrail support, and the gomphosis inslot installs the expansion bracket, the top overlap joint of expansion bracket has the sofa pad, the front end of handrail support has been seted up and has been put the glass hole, the welding of the bottom four corners department of handrail support has the short connecting column, and the terminal welding of short connecting column has the jogged joint, the connecting seat has been cup jointed on the jogged joint, the swivel nut has been cup jointed in the activity on the short connecting column.

As a further aspect of the present invention: the lower end of the embedding head is movably embedded with a spring buckle, and one end of the spring buckle, which is positioned inside the embedding head, is horizontally connected with a spring.

As a further aspect of the present invention: the outer surface of the connecting seat is etched with external threads corresponding to the interior of the threaded sleeve, the inner wall of the connecting seat is provided with an embedded hole, and the height of the connecting seat is equal to that of the threaded sleeve.

As a further aspect of the present invention: the top of the armrest support and one end close to the sofa cushion are provided with a cavity, and the top of the cavity of the armrest support is covered with a sealing cover.

As a further aspect of the present invention: the telescopic frame comprises a first connecting rod and a second connecting rod, wherein discs are arranged at the centers of the first connecting rod and the second connecting rod, and the first connecting rod and the second connecting rod are in pin joint with each other.

As a further aspect of the present invention: the top of first connecting rod and second connecting rod is equipped with the reference column, and has cup jointed the upper junction plate on the reference column, the bottom swing joint of first connecting rod and second connecting rod has lower connecting plate.

As a further aspect of the present invention: the movable groove has been seted up to the junction of upper junction plate and reference column, the spout has been seted up at the top of lower connecting plate, and first connecting rod and second connecting rod swing joint in the spout, the welding of the lateral wall of lower connecting plate has accomodates the frame, and accomodates the frame internal pin joint and have the stationary blade.

Compared with the prior art, the beneficial effects of the utility model are that: this device is connected with the expansion bracket between sofa pad and the handrail support that is used for the overlap joint arm, can adjust the height that the sofa filled up through the expansion bracket, thereby enlarge the suitability of device and user of service personnel's comfort level, satisfy the driver use of different heights and the different length of arm, this device adopts the activity to rotate the connection with the connection of EMUs driver's cabin simultaneously, this connected mode advances to fix the connecting seat completion in the EMUs driver's cabin through the gomphosis of bullet knot, the bullet is buckled and is provided thrust through the spring, carry out preliminary fixed and location with central armrest and EMUs driver's cabin, then through rotating the swivel nut, make swivel nut and connecting seat threaded connection, thereby quick installation central armrest.

Description of the drawings:

FIG. 1 is a schematic view of a central armrest mechanism for a motor train unit;

FIG. 2 is a schematic view of a connection mechanism for use in a center armrest mechanism for a motor train unit;

fig. 3 is a schematic structural view of an expansion bracket used in a central handrail mechanism of a motor train unit.

In the figure: 1. a sealing cover; 2. a sofa cushion; 3. placing a cup hole; 4. a handrail support; 5. a fitting head; 6. a short connecting column; 7. snapping; 8. a connecting seat; 9. a threaded sleeve; 10. a telescopic frame; 11. a fitting groove; 12. an upper connecting plate; 13. a movable groove; 14. a positioning column; 15. a first link; 16. a chute; 17. a lower connecting plate; 18. a fixing sheet; 19. a second link; 20. a receiving frame.

Detailed Description

Referring to fig. 1 to 3, in the embodiment of the present invention: the utility model provides a central authorities 'handrail mechanism for EMUs, including handrail support 4, gomphosis groove 11 has been seted up at handrail support 4's top, and install expansion bracket 10 in the gomphosis groove 11, the top overlap joint of expansion bracket 10 has sofa pad 2, handrail support 4's front end has been seted up and has been put glass hole 3, handrail support 4's bottom four corners department welding has connecting stub 6, and the end welding of connecting stub 6 has the embedded joint 5, the last connecting seat 8 that has cup jointed of embedded joint 5, the activity has cup jointed swivel nut 9 on the connecting stub 6.

In fig. 1, the lower end of the embedding head 5 is movably embedded with a spring buckle 7, one end of the spring buckle 7, which is positioned inside the embedding head 5, is horizontally connected with a spring, the spring buckle 7 is embedded into a connecting seat 8 fixed in a cab of the motor train unit, the spring buckle 7 provides thrust through the spring, and the central handrail and the cab of the motor train unit are preliminarily fixed and positioned.

In fig. 1, the surface etching of connecting seat 8 has the corresponding external screw thread in inside with swivel nut 9, the gomphosis hole has been seted up to the inner wall of connecting seat 8, the height of connecting seat 8 and the height of swivel nut 9 equal, rotate swivel nut 9, make swivel nut 9 and connecting seat 8 carry out threaded connection, thereby the quick handrail of central authorities is installed, the benefit that the height of connecting seat 8 and the height of swivel nut 9 equal can not produce the connection blind spot by complete gomphosis, can not contradict swivel nut 9 again simultaneously.

In fig. 2, a cavity is formed in the top of the armrest support 4 and one end of the armrest support, which is close to the sofa cushion 2, the top of the cavity of the armrest support 4 is covered with a sealing cover 1, the design has the effect that the central armrest is additionally provided with additional functions, personal articles can be stored in the cavity, and privacy is improved through the sealing cover 1.

In fig. 3, the telescopic frame 10 includes a first link 15 and a second link 19, a disk is provided at the center of the first link 15 and the second link 19, and the first link 15 and the second link 19 are pinned to each other, the first link 15 and the second link 19 support the sofa cushion 2 to increase the height of the sofa cushion 2, and the first link 15 and the second link 19 are pinned to move the first link 15 and the second link 19 relatively to each other to move from a nearly horizontal state to a tilted state to lift the sofa cushion 2.

In fig. 3, positioning pillars 14 are arranged at the tops of the first connecting rod 15 and the second connecting rod 19, an upper connecting plate 12 is sleeved on the positioning pillars 14, a lower connecting plate 17 is movably connected to the bottom ends of the first connecting rod 15 and the second connecting rod 19, when the first connecting rod 15 and the second connecting rod 19 move relatively, the first connecting rod 15 and the second connecting rod 19 are constrained by the positioning pillars 14, the movement of the first connecting rod 15 and the second connecting rod 19 is that the positioning pillars 14 move on the upper connecting plate 12 along with the movement of the first connecting rod 15 and the second connecting rod 19, so that the movement amplitude and direction of the first connecting rod 15 and the second connecting rod 19 are controlled, and the.

In fig. 3, a movable groove 13 is formed at the joint of an upper connecting plate 12 and a positioning column 14, a sliding groove 16 is formed at the top of a lower connecting plate 17, a first connecting rod 15 and a second connecting rod 19 are movably connected in the sliding groove 16, a containing frame 20 is welded on the outer side wall of the lower connecting plate 17, a fixing plate 18 is connected in the containing frame 20 in a pin manner, a certain movement space is required for the first connecting rod 15 and the second connecting rod 19 to move, and the positioning column 14 moves along with the first connecting rod 15 and the second connecting rod 19, so that the movement length of the positioning column 14 determines the movement length of the first connecting rod 15 and the second connecting rod 19, the movable groove 13 is the movement length of the positioning column 14 on the upper connecting plate 12, the positioning column 14 enters a gap above the movable groove 13 after moving to a certain distance, the fixing of the first connecting rod 15 and the second connecting rod 19 is completed, and the first connecting rod 15 and the second connecting rod 19 can not be stressed, when the height of the sofa cushion 2 is required to be recovered at the later stage, the sofa cushion 2 is lifted to enable the positioning column 14 to be separated from the notch on the movable groove 13, the sliding groove 16 is used for restricting the movement distance and the direction of the lower ends of the first connecting rod 15 and the second connecting rod 19, the storage frame 20 is used for containing the fixing piece 18, and the fixing piece 18 is connected with the armrest support 4 to complete the fixation of the telescopic frame 10.

The utility model discloses a theory of operation is: when the device is used, the connecting short column 6 at the bottom of the armrest support 4 is butted with the connecting seat 8 of the motor train unit cab, the embedding head 5 at the bottom of the connecting short column 6 is inserted into the connecting seat 8, the embedding is completed by embedding the elastic buckle 7 into the connecting seat 8 fixed in the motor train unit cab, the elastic buckle 7 provides thrust through the spring, the central armrest and the motor train unit cab are preliminarily fixed and positioned, the screw sleeve 9 is rotated, the screw sleeve 9 is in threaded connection with the connecting seat 8, the central armrest is rapidly installed, when the height needs to be adjusted, the sofa cushion 2 is directly pulled up, the first connecting rod 15 and the second connecting rod 19 support the sofa cushion 2, the height of the sofa cushion 2 is improved, and the first connecting rod 15 and the second connecting rod 19 are in pin connection, so that the first connecting rod 15 and the second connecting rod 19 relatively move, and move from a nearly horizontal state to an inclined state, thereby lifting the sofa cushion 2.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a central handrail mechanism for EMUs, includes handrail support (4), its characterized in that: the utility model discloses a sofa armrest support, including armrest support (4), telescopic bracket (10), sofa cushion (2), cup hole (3) have been seted up to the top of armrest support (4), and install in the gomphosis groove (11), the top overlap joint of telescopic bracket (10) has sofa pad (2), the front end of armrest support (4) has been seted up and has been put cup hole (3), the welding of the bottom four corners department of armrest support (4) has connecting stub (6), and the terminal welding of connecting stub (6) has and has been inlayed first (5), cup jointed connecting seat (8) on the inlayed first (5), swivel nut (9) have been cup jointed in the activity on connecting stub (6).

2. The central armrest mechanism for the motor train unit as claimed in claim 1, wherein the lower end of the embedded head (5) is movably embedded with a snap (7), and one end of the snap (7) located inside the embedded head (5) is horizontally connected with a spring.

3. The central armrest mechanism for the motor train unit as claimed in claim 1, wherein the outer surface of the connecting seat (8) is etched with external threads corresponding to the interior of the threaded sleeve (9), the inner wall of the connecting seat (8) is provided with a fitting hole, and the height of the connecting seat (8) is equal to the height of the threaded sleeve (9).

4. The central armrest mechanism for motor train units as claimed in claim 1, wherein the top of the armrest support (4) near the sofa cushion (2) is provided with a cavity, and the top of the cavity of the armrest support (4) is covered with a sealing cover (1).

5. The central armrest mechanism for motor train units as claimed in claim 1, characterized in that the telescopic frame (10) comprises a first connecting rod (15) and a second connecting rod (19), a disc is arranged at the center of the first connecting rod (15) and the second connecting rod (19), and the first connecting rod (15) and the second connecting rod (19) are mutually pinned.

6. The central armrest mechanism for the motor train unit as claimed in claim 5, wherein a positioning column (14) is arranged on the top of the first connecting rod (15) and the second connecting rod (19), an upper connecting plate (12) is sleeved on the positioning column (14), and a lower connecting plate (17) is movably connected to the bottom ends of the first connecting rod (15) and the second connecting rod (19).

7. The central armrest mechanism for the motor train unit according to claim 6, wherein a movable groove (13) is formed at the joint of the upper connecting plate (12) and the positioning column (14), a sliding groove (16) is formed at the top of the lower connecting plate (17), the first connecting rod (15) and the second connecting rod (19) are movably connected in the sliding groove (16), a containing frame (20) is welded on the outer side wall of the lower connecting plate (17), and a fixing plate (18) is connected in the containing frame (20) in a pin mode.