CN210212152U - Side keeps off handrail subassembly and vehicle - Google Patents

Abstract

The application discloses side keeps off handrail subassembly and vehicle, side keeps off handrail subassembly includes: connecting the handrail; the side handrail comprises a first rotating joint, a second rotating joint and a side handrail body, wherein the first rotating joint and the second rotating joint are respectively connected with two ends of the side handrail body, the first rotating joint and the second rotating joint are rotatably arranged on the connecting handrail, and the end surface of at least one of the first rotating joint and the second rotating joint is provided with a first locking part; the locking mechanism is mounted on the connecting armrest and comprises a second locking part, and the first locking part and the second locking part are locked; and at least part of the driving mechanism extends out of the connecting handrail and is used for driving the locking mechanism to act so as to unlock the first locking part and the second locking part. The application provides a side keeps off handrail subassembly, the passenger can with the side handrail with connect the manual unblock of handrail.

Description

Side keeps off handrail subassembly and vehicle

Technical Field

The application relates to the technical field of vehicle manufacturing, in particular to a side guard handrail assembly and a vehicle with the same.

Background

The side rail armrests serve to limit any lateral movement of the wheelchair and allow the wheelchair user to easily grasp. In the related art, the side guard handrail is provided with a rotating sleeve and a fixed sleeve, and the rotating sleeve and the fixed sleeve are positioned through a bulge and a groove. In specific use, need to rotate the cover and mention, but can't guarantee to mention power, lead to rotating the cover and can receive great frictional force, the passenger health situation because of taking the wheelchair differs, cause upwards to mention the wheelchair district side handrail pipe difficulty, and can mention for guaranteeing to rotate the cover, need to leave great clearance between rotating cover and fixed cover, the vehicle is when moving, rotate the cover and can vibrate from top to bottom for fixed cover, produce the impact force repeatedly to fixed cover, it is not hard up to cause the screw on the fixed cover, there is the space of improvement.

Disclosure of Invention

The present application is directed to solving at least one of the problems in the prior art. To this end, an object of the present application is to provide a side guard handle assembly capable of achieving automatic locking and manual unlocking of a side guard handle, facilitating passenger rotation.

According to this application's embodiment side keeps off handrail assembly includes: connecting the handrail; the side armrest comprises a first rotating joint, a second rotating joint and a side armrest body, wherein the first rotating joint and the second rotating joint are respectively connected with two ends of the side armrest body, the first rotating joint and the second rotating joint are rotatably mounted on the connecting armrest, and a first locking part is arranged on the end surface of at least one of the first rotating joint and the second rotating joint; the locking mechanism is mounted on the connecting armrest and comprises a second locking part, and the first locking part and the second locking part are locked; the driving mechanism is installed on the connecting handrail, the driving mechanism is connected with the locking mechanism, the driving mechanism and the locking mechanism are sequentially arranged along the axial direction of the connecting handrail, and at least part of the driving mechanism extends out of the connecting handrail to be used for driving the locking mechanism to act so as to unlock the first locking part and the second locking part.

According to the side fender handrail assembly of this application embodiment, actuating mechanism's at least part stretches out the connection handrail, can control locking mechanism action through manual actuating mechanism to when the passenger need rotate the side handrail, with the manual unblock of side handrail and connection handrail, when not needing to rotate the side handrail, with the automatic locking of side handrail and connection handrail, the passenger operation degree of difficulty is little, convenient to use.

The present application further provides a vehicle.

According to the vehicle of this application embodiment, be provided with any one of the side fender handrail assembly of above-mentioned embodiment.

The vehicle and the above-described side rail armrest assembly have the same advantages over the prior art and are not described in detail herein.

Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.

Drawings

The above and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is an exploded view of a side rail armrest assembly according to an embodiment of the present application;

fig. 2 is a schematic structural view of a side rail assembly (without a side rail body) according to an embodiment of the present application;

FIG. 3 is a cross-sectional view of a side rail armrest assembly according to an embodiment of the present application;

FIG. 4 is a schematic view of a first harness of a side stop arm rest assembly according to an embodiment of the present application;

FIG. 5 is a cross-sectional view of a first holster of a side rail assembly according to an embodiment of the present application;

FIG. 6 is a structural schematic view of one perspective of a first rotational joint of a side rail assembly according to an embodiment of the present application;

FIG. 7 is a schematic structural view from another perspective of a first rotational joint of a side rail assembly according to an embodiment of the present application;

FIG. 8 is a structural schematic view from one perspective of a first fixed axis of a side rail assembly according to an embodiment of the present application;

FIG. 9 is a cross-sectional view taken at A-A of FIG. 8;

FIG. 10 is a structural schematic view from another perspective of a first fixed shaft of a side rail assembly according to an embodiment of the present application;

FIG. 11 is a schematic structural view of a mounting cover of a side rail armrest assembly according to an embodiment of the present application;

FIG. 12 is an assembly view (without the elastic member) of the drive mechanism and the locking mechanism of the side rail armrest assembly according to the embodiment of the present application;

FIG. 13 is a cross-sectional view of the assembly of the first stationary shaft, the first rotary joint, and the first fastener sleeve of the side rail armrest assembly (including the drive mechanism and the locking mechanism) in accordance with an embodiment of the present application;

fig. 14 is a structural schematic view of a view angle of the assembled first fixed shaft, first rotary joint and first fixing sleeve of the side guard handrail assembly according to the embodiment of the present application;

FIG. 15 is a cross-sectional view at B-B in FIG. 14;

FIG. 16 is an assembly view of the drive mechanism and locking mechanism of the side rail armrest assembly according to an embodiment of the present application;

fig. 17 is a structural view of another perspective of the assembled first stationary shaft, first rotary joint and first fastener sleeve of the side rail assembly according to the embodiment of the present application;

FIG. 18 is a cross-sectional view at C-C of FIG. 17;

FIG. 19 is a schematic structural view of a second rotational joint of a side rail armrest assembly according to an embodiment of the present application;

FIG. 20 is a cross-sectional view of a second rotational joint of a side rail armrest assembly according to an embodiment of the present application;

FIG. 21 is a schematic structural view of a second stationary shaft of a side rail armrest assembly according to an embodiment of the present application;

FIG. 22 is a cross-sectional view of a second fixed shaft of a side rail armrest assembly according to an embodiment of the present application;

fig. 23 is a cross-sectional view of the second fixed shaft, second rotational joint and second stationary sleeve of the side guard armrest assembly according to an embodiment of the present application assembled;

FIG. 24 is another cross-sectional view of a side rail armrest assembly according to an embodiment of the present application;

FIG. 25 is a schematic structural view of a side rail armrest assembly according to an embodiment of the present application;

FIG. 26 is a schematic structural view of a side rail armrest assembly in a stowed position according to an embodiment of the present application;

FIG. 27 is a schematic structural view of a side rail armrest assembly in a deployed position according to an embodiment of the present application;

FIG. 28 is a schematic structural view of a second fixed shaft of a side rail assembly according to an embodiment of the present application;

FIG. 29 is a cross-sectional view of a second fixed shaft of a side rail armrest assembly according to an embodiment of the present application;

fig. 30 is a schematic structural diagram of a vehicle according to an embodiment of the present application.

Reference numerals:

the side rail arm rest assembly 1000 is shown,

a connecting handrail 100, a first fixed shaft 110, an upper first section 111, an upper second section 113, an outer groove 114, an upper third section 115, a limit boss 117, a limit block 118, a first locating boss 119, a second fixed shaft 120, a lower first section 121, a lower second section 123, a lower third section 125, a second locating boss 127, a connecting piece 130, a handle movable groove 151, a locking pin movable groove 152,

a side handrail 200, a first rotary joint 210, a locking groove 211, a circumferential limiting groove 213, a second rotary joint 220, a side handrail body 230, a horizontal section 231, a vertical section 232, a first section 240, a second section 250,

the locking mechanism 300, the locking pin 310, the locking portion 311, the connecting portion 313, the elastic member 330,

the drive mechanism 400, the drive handle 412,

a mounting cover 530, an escape opening 531, a first threaded fastener 581, a second threaded fastener 582, a screw 591, a washer 595,

the first fixing socket 600, the first positioning groove 610,

a second fixture sleeve 700, a second positioning slot 710,

an upper handrail tube 1002 and a lower handrail tube 1003.

Detailed Description

Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application.

Unless otherwise specified, the front-rear direction in the present application is the longitudinal direction of the vehicle 1001, i.e., the X direction; the left-right direction is the lateral direction of the vehicle 1001, i.e., the Y direction; the up-down direction is the vertical direction of the vehicle 1001, i.e., the Z direction.

The side handrail assembly 1000 according to the embodiment of the present application will be described with reference to fig. 1 to 27, which can manually unlock the side handrail 200 and the connection handrail 100 when the passenger needs to rotate the side handrail 200, and automatically lock the side handrail 200 and the connection handrail 100 when the passenger does not need to rotate the side handrail 200, and thus, the passenger has little difficulty in operation and is convenient to use.

As shown in fig. 1 to 27, a side barrier armrest assembly 1000 according to an embodiment of the present application includes: the connecting armrest 100, the side armrest 200, the locking mechanism 300, and the drive mechanism 400.

As shown in fig. 27 and 28, the connecting handle 100 extends in the vertical direction, the upper end of the connecting handle 100 is connected to an upper handle pipe 1002 of the vehicle 1001, and the lower end of the connecting handle 100 is connected to a lower handle pipe 1003 of the vehicle 1001, so that the connecting handle 100 is stably mounted to the vehicle body. The connecting handrail 100 is made of a hard material so as to have a large structural strength and rigidity, and is used for providing a large supporting force and a large supporting force for passengers, for example, at least a part of the connecting handrail 100 is made of a metal material.

The side arm rest 200 is rotatably installed to the connection arm rest 100, and as shown in fig. 25, the side arm rest 200 is connected to a side wall of the connection arm rest 100, and an axis of the side arm rest 200 is perpendicular to an axis of the connection arm rest 100, so that the side arm rest 200 can rotate about the axis of the connection arm rest 100 when the side arm rest 200 is unlocked from the connection arm rest 100.

It should be noted that the side arm rest assembly 1000 is suitable for use in a passenger vehicle, and the side arm rest assembly 1000 may be installed in a wheelchair region of the passenger vehicle, and generally rotates the side arm rest 200 from the deployed position to the stowed position (the position shown in fig. 27) when the passenger in the wheelchair region does not need to use the side arm rest 200, and rotates the side arm rest assembly 1000 from the stowed position to the deployed position (the position shown in fig. 28) when the passenger is in the wheelchair region and the side arm rest 200 needs to be held or secured by the side arm rest 200. In this way, by rotating the side arm rest 200 with respect to the connecting arm rest 100, the use requirement of the side arm rest 200 for the passenger can be satisfied, and when the side arm rest 200 is not used, the side arm rest is in the storage position, and the passenger space in the vehicle is not excessively occupied.

As shown in fig. 2, 3, and 25, the side rail 200 includes: a first rotary joint 210, a second rotary joint 220, and a side rail body 230.

As shown in fig. 25, the first rotary joint 210 and the second rotary joint 220 are respectively connected to two ends of the side armrest body 230, so that the first rotary joint 210 and the second rotary joint 220 are integrally connected to the side armrest body 230, and the first rotary joint 210 and the second rotary joint 220 are rotatably mounted on the connection armrest 100, that is, both the first rotary joint 210 and the second rotary joint 220 can rotate relative to the connection armrest 100, so that when one of the first rotary joint 210 and the second rotary joint 220 rotates relative to the connection armrest 100, the other of the first rotary joint 210 and the second rotary joint 220 and the side armrest body 230 rotate relative to the connection armrest 100, and further rotate the side armrest 200 to the storage position or the expansion position. The locking mechanism 300 is used to lock the side arm rest 200 and the connecting arm rest 100, that is, the locking mechanism 300 can lock the side arm rest 200 and the connecting arm rest 100 at the storage position or the expansion position so as to keep the relative positions of the side arm rest 200 and the connecting arm rest 100 stable, so that the side arm rest 200 does not rotate relative to the connecting arm rest 100 due to vibration of the vehicle 1001 and unintentional contact of passengers. The side handrail 200 can not disturb the passenger when stably keeping at the storage position, can provide reliable and effective supporting force and supporting force for the passenger when at the unfolding position, and ensures the safety of the passenger when taking a bus, and is convenient to use. The locking mechanism 300 may lock the side rail 200 and the connecting rail 100 through a pin and hole fit, or may lock the side rail 200 and the connecting rail 100 in a radial direction or in an axial direction.

As shown in fig. 3 and 15, the locking mechanism 300 is mounted on the connecting armrest 100, wherein the first locking portion 311 is provided on an end surface of one of the first rotary joint 210 and the second rotary joint 220, that is, the first locking portion 311 may be provided on an end surface of the first rotary joint 210, or may be provided on an end surface of the second rotary joint 220, or both the first locking portion 311 and the second locking portion 311 are provided on end surfaces of the first rotary joint 210 and the second rotary joint 220. The locking mechanism 300 includes a second locking portion 311, the first locking portion 311 and the second locking portion 311 are locked with each other, so that one of the first rotary joint 210 and the second rotary joint 220 is locked with the connection armrest 100, and when one of the first rotary joint 210 and the second rotary joint 220 is locked with the connection armrest 100, the side armrest body 230, the first rotary joint 210 and the second rotary joint 220 are fixed relative to the connection armrest 100.

Wherein, as shown in fig. 3, the locking mechanism 300 is mounted on the first rotary joint 210, and the second locking portion 311 of the locking mechanism 300 is arranged to extend along the axial direction of the connecting handle 100, and the locking mechanism 300 is used for locking the first rotary joint 210 and the connecting handle 100 along the axial direction of the connecting handle 100, as shown in fig. 3 and 18, the extending direction of the locking end of the locking mechanism 300 is parallel to the rotation axis of the first rotary joint 210, and the axis of the locking end of the locking mechanism 300 is spaced from the rotation axis of the first rotary joint 210, so that the first rotary joint 210 and the connecting handle 100 cannot rotate relatively when the locking mechanism 300 locks the first rotary joint 210 and the connecting handle 100. As shown in fig. 3 and 18, the locking end of the locking mechanism 300 may be extended in the axial direction of the connection handle 100 to lock the first rotary joint 210 and the connection handle 100 in the axial direction of the connection handle 100; the locking end of the locking mechanism 300 is contracted in the axial direction of the connection armrest 100 to unlock the first rotary joint 210 from the connection armrest 100, thereby facilitating the unlocking or locking of the side armrest 200 from the connection armrest 100. In the specific locking and unlocking process, only the locking end of the locking mechanism 300 needs to be driven to move along the axial direction of the connecting handrail 100, the operation process is simple, and the situation that the locking is invalid or cannot be locked is not easy to occur.

As shown in fig. 3 and 18, the driving mechanism 400 is installed on the connecting handrail 100, the driving mechanism 400 is connected to the locking mechanism 300, and the driving mechanism 400 and the locking mechanism 300 are sequentially arranged along the axial direction of the connecting handrail 100, the output end of the driving mechanism 400 can be directly connected to the locking mechanism 300, so that the driving force output by the driving mechanism 400 can drive the locking mechanism 300 to operate, so as to unlock the first rotary joint 210 from the connecting handrail 100, if the driving mechanism 400 includes the driving handle 412, the driving handle 412 can be directly connected to the input end of the locking mechanism 300, so as to drive the locking mechanism 300 to operate, thereby reducing the power loss from the driving mechanism 400 to the locking mechanism 300, improving the work efficiency of the driving mechanism 400, ensuring that the driving force output by the driving mechanism 400 can effectively and reliably drive the locking mechanism 300 to operate, and improving the accuracy and practicability of the side stop handrail assembly 1000.

Of course, the driving mechanism 400 and the locking mechanism 300 may also be connected through a transmission mechanism, so that the driving force output by the driving mechanism 400 can be transmitted in different directions, and thus, the installation positions of the driving mechanism 400 and the locking mechanism 300 are less limited by space, and can be flexibly set according to the actual requirement on space, thereby facilitating the installation and layout of the side barrier handrail assembly 1000.

When the side armrest 200 needs to be rotated, the driving mechanism 400 drives the locking mechanism 300 to unlock the side armrest 200 and the connecting armrest 100, that is, the side armrest 200 and the connecting armrest 100 can rotate relatively, so that the passenger can rotate the side armrest 200 to the storage position or the expansion position relative to the connecting armrest 100 to meet the use requirement of the side armrest 200 for the passenger. When the drive mechanism 400 is removed from the drive when the side rail 200 is rotated to the target position, the lock mechanism 300 is not controlled by the drive mechanism 400, and the lock mechanism 300 again holds the side rail 200 at the target position.

From this, link to each other through actuating mechanism 400 and locking mechanism 300, can realize the side handrail 200 and be connected the automatic locking of handrail 100 and unblock, the passenger operates the degree of difficulty and hangs down, and convenient to use is convenient for the passenger and will incline handrail 200 and rotate to different positions, satisfies the user demand.

As shown in fig. 3 and 15, at least a portion of the driving mechanism 400 extends out of the connection handrail 100, and as shown in fig. 3, the driving mechanism 400 includes a driving handle 412, the driving handle 412 extends out of the side handrail 200, and a passenger can manually push the driving handle 412 to move, so that the driving handle 412 drives the locking mechanism 300 to operate, thereby realizing manual unlocking of the side handrail 200 and the connection handrail 100, and achieving better reliability of manual unlocking without motor failure and abnormal line current, and ensuring that the side handrail 200 and the connection handrail 100 can be accurately unlocked when the passenger triggers the driving handle 412. And the installation cost is lower without independently arranging driving equipment.

According to the side guard rail assembly 1000 of the embodiment of the application, at least a portion of the driving mechanism 400 extends out of the connection rail 100, the locking mechanism 300 can be controlled to operate through the manual driving mechanism 400, so that when a passenger needs to rotate the side rail 200, the side rail 200 and the connection rail 100 are unlocked manually, and when the passenger does not need to rotate the side rail 200, the side rail 200 and the connection rail 100 are locked automatically, so that the passenger has low operation difficulty and is convenient to use.

As shown in fig. 6, 7, 19 and 20, each of the first and second rotary joints 210 and 220 includes a first interface, a second interface and a third interface, wherein the first interface is used for connecting with the side armrest body 230, the second interface is used for connecting with the connecting armrest 100, the third interface of the first rotary joint 210 is used for connecting with the upper armrest, and the third interface of the second rotary joint 220 is used for connecting with the lower armrest.

As shown in fig. 3, the third interface of the first rotating joint 210 is open upward, the second interface of the first rotating joint 210 is open downward, and the first interface of the first rotating joint 210 is open in a direction away from the third interface and the second interface; the third interface of the second rotating joint 220 is open downward, the second interface of the second rotating joint 220 is open upward, and the first interface of the second rotating joint 220 is open in a direction away from the second interface and the third interface thereof.

As shown in fig. 25, the side rail body 230 is connected between the first interface of the first rotary joint 210 and the first interface of the second rotary joint 220. As shown in fig. 25, the side rail body 230 includes three sections connected in sequence, and as shown in fig. 25, the side rail body 230 includes two horizontal sections 231 extending in a horizontal direction and a vertical section 232 connected between the two horizontal sections 231, the two horizontal sections 231 are spaced apart in an up-down direction, the first interface of the first rotary joint 210 is connected to the horizontal section 231 located above, and the first interface of the second rotary joint 220 is connected to the horizontal section 231 located below.

In this way, the side armrest body 230 is integrally connected to the first rotary joint 210 and the second rotary joint 220 through the first interface, so that when the passenger drives the side armrest body 230 to rotate, the side armrest body 230 can drive the first rotary joint 210 and the second rotary joint 220 to simultaneously rotate relative to the connection armrest 100, and when the first rotary joint 210 or the second rotary joint 220 is locked to the connection armrest 100, the side armrest body 230 is locked relative to the connection armrest 100.

The connecting handrail 100 is rotatably connected between the second interface of the first rotating joint 210 and the second interface of the second rotating joint 220, the third interface of the first rotating joint 210 is used for rotatably connecting with the upper handrail tube 1002, and the third interface of the second rotating joint 220 is used for rotatably connecting with the lower handrail tube 1003, so that the first rotating joint 210 and the second rotating joint 220 are both connected with the connecting handrail 100 through the second interface and are both connected with the upper handrail tube 1002 and the lower handrail tube 1003 through the third interface, thereby realizing that the side handrail body 230 can rotate relative to the connecting handrail 100, the upper handrail tube 1002 and the lower handrail tube 1003.

The first locking portion 311 is disposed on an end surface of the second interface, that is, the first locking portion 311 may be disposed on the second interface of the first rotating joint 210 or the second interface of the second rotating joint 220. Thus, when the second locking portion 311 of the locking mechanism 300 extends to the second interface of the first rotary joint 210 or the second interface of the second rotary joint 220, the second locking portion 311 and the first locking portion 311 are locked in a matching manner, and the first rotary joint 210, the second rotary joint 220 and the side armrest body 230 are all fixed relative to the connecting armrest 100, so that the structure is simple, and the arrangement position of the first locking portion 311 can be selected according to actual requirements. As shown in fig. 3, the first locking portion 311 is provided on the first rotary joint 210, the locking mechanism 300 is mounted on the connection armrest 100, and the second locking portion 311 and the first locking portion 311 cooperate to lock the first rotary joint 210 and the connection armrest 100.

In some embodiments, as shown in fig. 6, 7 and 19, 20, the first and second rotational joints 210 and 220 each comprise: a first segment 240, a second segment 250.

As shown in fig. 6, the first section 240 of the first rotary joint 210 is connected to the middle (not the most middle) of the second section 250, and as shown in fig. 8, the axis of the first section 240 of the first rotary joint 210 and the axis of the second section 250 are perpendicular to each other.

Wherein, the first section 240 is tubular, one end of the first section 240 departing from the second section 250 is open, the side armrest body 230 is tubular, the first section 240 is connected with the horizontal section 231 of the side armrest body 230, and one end of the first section 240 departing from the second section 250 forms a first interface, as shown in fig. 18, the first section 240 is sleeved outside the horizontal section 231 of the side armrest body 230, and the two are axially and circumferentially limited and fixed by a screw 591, so as to connect the first rotary joint 210 and the side armrest body 230 into a whole. The connection manner of the second rotary joint 220 and the side rail body 230 is the same as that of the first rotary joint 210, and will not be described herein. Both ends of the second section 250 are respectively formed as a second joint and a third joint for connecting the connection handle 100, the upper handle pipe 1002, and the lower handle pipe 1003, thereby rotatably mounting the side handle 200 to the connection handle 100. As shown in fig. 3, the second section 250 is sleeved outside the connection handrail 100, and the second section 250 can rotate relative to the connection handrail 100.

In some embodiments, as shown in fig. 3 and 24, the connecting handrail 100 includes: a first fixed shaft 110, a second fixed shaft 120, and a connecting member 130.

The two ends of the connecting member 130 are respectively connected to the first fixed shaft 110 and the second fixed shaft 120, and the first fixed shaft 110, the connecting member 130 and the second fixed shaft 120 are sequentially arranged in the vertical direction, that is, the lower end of the first fixed shaft 110 is connected to the upper end of the connecting member 130, and the lower end of the connecting member 130 is connected to the upper end of the second fixed shaft 120.

As shown in fig. 3, 14 and 15, the first rotating joint 210 is rotatably connected to the first fixing shaft 110, and as shown in fig. 14 and 15, the first rotating joint 210 is sleeved outside the first fixing shaft 110, and an inner peripheral wall of the first rotating joint 210 is in clearance fit with an outer peripheral wall of the first fixing shaft 110, so that the first rotating joint 210 can be driven to rotate relative to the first fixing shaft 110.

As shown in fig. 3, the second rotating joint 220 is rotatably connected to the second fixing shaft 120, and as shown in fig. 23, the second rotating joint 220 is sleeved outside the second fixing shaft 120, and an inner peripheral wall of the second rotating joint 220 is in clearance fit with an outer peripheral wall of the second fixing shaft 120, so that the second rotating joint 220 can rotate smoothly relative to the second fixing shaft 120.

The locking mechanism 300 can lock the first rotating joint 210 and the first fixed shaft 110 and/or lock the second rotating joint 220 and the second fixed shaft 120. That is, the locking mechanism 300 can lock the first rotating joint 210 and the first fixed shaft 110, and can also lock the second rotating joint 220 and the second fixed shaft 120. In this way, when the first rotary joint 210 and the first fixed shaft 110 are locked and the pair of the second rotary joint 220 and the second fixed shaft 120 is locked, the side armrest 200 and the connection armrest 100 are locked with respect to each other, the structure is simple, and the locking target of the locking mechanism 300 can be selected according to actual requirements. Such as the locking mechanism 300, is mounted to the connecting armrest 100.

Or the locking mechanism 300 may lock the second rotating joint 220 with the second fixed shaft 120 while locking the first rotating joint 210 with the first fixed shaft 110. In this way, when one of the first rotary joint 210 and the second rotary joint 220 fails to lock with the corresponding fixed shaft, the other one can still maintain the locking, which is beneficial to improving the reliability and accuracy of the side rail armrest assembly 1000.

In some embodiments, the locking mechanism 300 is mounted on the connecting armrest 100, as shown in fig. 3, the locking mechanism 300 is mounted on the first fixed shaft 110 and the locking mechanism 300 locks the side armrest 200 and the connecting armrest 100 along the axial direction of the connecting armrest 100, that is, the connecting armrest 100 and the side armrest 200 are locked by the locking mechanism 300 along the axial direction of the connecting armrest 100 so as to be relatively fixed in the circumferential direction, thereby well restricting the rotation of the side armrest 200 relative to the connecting armrest 100. In this way, the locking mechanism 300 only moves in the axial direction of the connecting handrail 100, and does not need to occupy the radial space of the connecting handrail 100, so that the whole side blocking handrail assembly 1000 occupies a small space for installation and layout.

As shown in fig. 1, 12, and 18, the lock mechanism 300 includes: a locking pin 310 and an elastic member 330.

The first locking portion 311 includes a locking groove 211, as shown in fig. 7, the locking groove 211 is disposed on an end surface of the second interface of the first rotary joint 210, the second locking portion 311 includes a locking pin 310, the locking pin 310 is slidably mounted on the connection armrest 100, the elastic member 330 elastically presses between the connection armrest 100 and the locking pin 310 to extend the locking pin 310 into the locking groove 211 in a first direction, the driving mechanism 400 is connected to the locking pin 310 and is configured to drive the locking pin 310 to move in a second direction, and the first direction is opposite to the second direction.

As shown in fig. 10 and 13, the first fixed shaft 110 is provided with a locking pin moving groove 152, the locking pin moving groove 152 extends along the axial direction of the first fixed shaft 110, the locking pin 310 is installed in the locking pin moving groove 152 and can move along the axial direction of the first fixed shaft 110, and the elastic member 330 elastically presses between the inner wall of the locking pin moving groove 152 and the locking pin 310 to move the locking pin 310 in a direction approaching the locking groove 211. Thus, after the first rotating joint 210 and the second rotating joint 220 are fixed, when the locking pin moving groove 152 and the locking groove 211 are opposite to each other in the axial direction of the first fixed shaft 110 and the driving mechanism 400 has no force on the locking mechanism 300, the elastic member 330 drives the locking pin 310 to extend into the locking groove 211, and the locking pin 310 extends into the locking groove 211 to lock the first fixed shaft 110 and the first rotating joint 210.

As shown in fig. 3, a driving mechanism 400 is coupled to an end of the locking pin 310 facing away from the locking groove 211, and the driving mechanism 400 drives the locking pin 310 to move away from the locking groove 211, so that the locking pin 310 is disengaged from the locking groove 211.

The driving mechanism 400 and the locking mechanism 300 are both mounted on the connecting armrest 100, and the driving mechanism 400 is used for driving the locking pin 310 to move along the axis of the connecting armrest 100 so as to disengage the locking pin 310 from the locking groove 211. As shown in fig. 3, the driving mechanism 400 and the locking mechanism 300 are both mounted on the first fixed shaft 110, and the driving mechanism 400 drives the locking pin 310 to move along the axial direction of the connecting handrail 100, so that the locking pin 310 locks the connecting handrail 100 and the side handrail 200 along the axial direction of the connecting handrail 100, and the side handrail 200 and the connecting handrail 100 are relatively fixed along the circumferential direction.

As shown in fig. 7, the first rotary joint 210 is provided with two locking grooves 211, the two locking grooves 211 are spaced apart from each other along the circumferential direction of the first rotary joint 210, and the locking grooves 211 extend along the axial direction of the second section 250 of the first rotary joint 210, so that when the first rotary joint 210 rotates to different positions relative to the connecting armrest 100, the locking pins 310 extend into the different locking grooves 211 along the axial direction of the first rotary joint 210 to lock the side armrest 200 at the storage position or the deployment position, of course, a plurality of locking grooves 211 may be provided on the side armrest 200 to enable the side armrest 200 to have a plurality of locking positions, so that a passenger can flexibly select the position where the side armrest 200 is locked with the connecting armrest 100, thereby facilitating to meet the use requirement of the passenger.

The first rotating joint 210 is sleeved outside the connecting armrest 100, as shown in fig. 15 and 18, the first rotating joint 210 is sleeved outside the first fixing shaft 110, as shown in fig. 15, the locking groove 211 is disposed on an end surface of the second interface of the first rotating joint 210, that is, the locking groove 211 is disposed on an end surface of the first rotating joint 210 facing the locking mechanism 300, that is, the locking groove 211 is open towards the locking mechanism 300, so as shown in fig. 18, the locking pin 310 extends into the locking groove 211 along the axial direction of the first fixing shaft 110, and further, the first rotating joint 210 and the first fixing shaft 110 are locked along the axial direction of the first fixing shaft 110, thereby achieving the locking of the side armrest 200 and the connecting armrest 100.

As shown in fig. 3, 12 and 18, the driving mechanism 400 includes a driving handle 412, the driving handle 412 is connected to the locking pin 310, as shown in fig. 15, the driving handle 412 is connected to the locking pin 310, and the driving handle 412 is perpendicular to the locking pin 310, the driving handle 412 at least partially extends out of the first fixing shaft 110 connected to the handrail 100, as shown in fig. 18, one end of the driving handle 412 facing away from the locking pin 310 extends out of the handrail 100, so that a passenger can push the driving handle 412 to move along the axial direction of the first fixing shaft 110 to disengage the locking pin 310 from the locking groove 211, thereby realizing manual unlocking.

Wherein, the driving handle 412 is provided with a threaded hole, one end of the locking pin 310 departing from the locking groove 211 is provided with an external thread section, the external thread section extends into the threaded hole to connect the driving handle 412 and the locking pin 310 into a whole, and when the first driving handle 412 moves, the first driving handle 412 can accurately drive the locking pin 310 to move synchronously, so that, as shown in fig. 3, when the driving handle 412 is pushed to move downwards along the axial direction of the connecting handrail 100, the driving handle 412 drives the locking pin 310 to move downwards and is separated from the locking groove 211, thereby unlocking of the first rotating joint 210 and the first fixed shaft 110 can be realized.

In some embodiments, as shown in fig. 9, 10, 13 and 18, the inner wall of the first rotary joint 210 has a limiting boss 117, the limiting boss 117 protrudes radially, and the limiting boss 117 extends circumferentially, and two ends of the elastic member 330 elastically press against the limiting boss 117 and one end of the locking pin 310 away from the driving mechanism 400, so that the elastic member 330 can always have effective pressing force, and the locking pin 310 can be pre-stressed in the direction of extending into the locking groove 211, and the locking pin 310 can lock the side handrail 200 and the connecting handrail 100 when not being acted by the driving mechanism 400.

As shown in fig. 9 and 10, the first fixed shaft 110 connected to the handle 100 has a handle moving groove 151 and a lock pin moving groove 152, and the handle moving groove 151 and the lock pin moving groove 152 both extend in the axial direction of the connected handle 100, as shown in fig. 18, the driving handle 412 is installed in the handle moving groove 151, the lock pin 310 and the elastic member 330 are installed in the lock pin moving groove 152, and the peripheral wall of the handle moving groove 151 and the peripheral wall of the lock pin moving groove 152 have openings, and the driving handle 412 and the lock mechanism 300 are both adapted to be installed in the handle moving groove 151 and the lock pin moving groove 152 from the openings, respectively. The side handrail assembly 1000 further comprises a mounting cover 530, the mounting cover 530 is used for closing the opening to stably mount and close the driving mechanism 400 and the locking mechanism 300 in the connecting handrail 100, an avoiding opening 531 is formed on the mounting cover 530, and at least a portion of the driving handle 412 extends out from the avoiding opening 531 to be convenient for a passenger to use. As shown in fig. 9, the limiting protrusion 117 is disposed between the handle moving groove 151 and the locking pin moving groove 152, and as shown in fig. 18, the locking pin 310 passes through the limiting protrusion 117 from the locking pin moving groove 152 to extend into the handle moving groove 151, so as to be connected to the driving handle 412, and further, the locking pin 310 is driven to move in the axial direction of the first fixed shaft 110, so as to achieve the locking of the first rotating joint 210 and the first fixed shaft 110.

As shown in fig. 12 and 16, the lock pin 310 includes a lock portion 311 and a connecting portion 313.

As shown in fig. 12, the locking portion 311 is connected to the connecting portion 313, wherein the locking portion 311 and the connecting portion 313 may be integrally formed, so that the joint between the locking portion 311 and the connecting portion 313 has greater structural strength and rigidity. One end of the connecting part 313, which is far away from the locking part 311, is connected with the driving mechanism 400, and a counter bore is formed in one end of the connecting part 313, which is far away from the locking part 311, so that the connecting part 313 is connected with the locking pin 310 of the driving mechanism 400, and the driving mechanism 400 can drive the connecting part 313 and the locking part 311 to slide along the axial direction of the connecting handrail 100.

As shown in fig. 15, the connecting portion 313 passes through the limiting boss 117, the elastic member 330 is sleeved outside the connecting portion 313, the elastic member 330 elastically presses between the limiting boss 117 and the locking portion 311, the locking portion 311 is adapted to extend into the locking groove 211, and the side armrest 200 is locked with the connecting armrest 100. The driving mechanism 400 drives the connecting portion 313 and the locking portion 311 to move synchronously, so that the locking portion 311 is separated from the locking groove 211, the side armrest 200 is unlocked from the connecting armrest 100, and the locking pin 310 is simple in structure and convenient to mount.

As shown in fig. 12, the locking portion 311 has a fan-shaped cross section, so that when the locking portion 311 extends into the locking groove 211, the outer wall surface of the locking portion 311 is flush with the outer wall surface of the first rotary joint 210, so that the outer wall of the side armrest 200 is kept smooth, the overall structure is more regular, the portion which is too convex or concave is not generated, and the visual effect for passengers is better.

As shown in fig. 12, the connecting portion 313 is a rod, a stop plate is disposed at a connection position between the locking portion 311 and the connecting portion 313, and the elastic member 330 elastically abuts between the stop plate and the limiting boss 117, so that when the locking pin 310 is not subjected to an acting force of the driving mechanism 400, the elastic member 330 can effectively abut against the locking portion 311 to move and extend into the locking groove 211, and the locking pin 310 has a reasonable structural design, which is beneficial to achieving automatic locking. As shown in fig. 7, the locking groove 211 is a fan-shaped groove, and the locking portion 311 is inserted into the locking groove 211 to effectively contact the inner wall of the locking groove 211, thereby effectively locking the side bar 200 with the connection bar 100. Of course, the structural design of the locking portion 311 and the locking groove 211 is not limited to this, and the locking engagement between the two may be achieved.

In some embodiments, as shown in fig. 1-3, a side rail arm rest assembly 1000 according to embodiments of the present application further includes a first harness 600 and a second harness 700.

As shown in fig. 13, 14, 15, 17 and 18, the first fixing sleeve 600 and the first rotating joint 210 are both sleeved on the first fixing shaft 110, and a first threaded fastener 581 for fastening the first fixing sleeve 600 and the first rotating joint 210 is disposed at an end of the first fixing shaft 110 away from the connecting member 130, so that after the first fixing sleeve 600, the first rotating joint 210 and the first fixing shaft 110 are stably mounted, the first fixing sleeve 600, the first rotating joint 210 and the first fixing shaft 110 can be axially tightened by the first threaded fastener 581, so as to prevent the first fixing sleeve 600, the first rotating joint 210 and the first fixing shaft 110 from being separated from each other. A gasket 595 is disposed between the first threaded fastener 581 and the first fixing sleeve 600 to increase the locking force.

As shown in fig. 8, 9 and 10, the first fixed shaft 110 includes an upper first section 111, an upper second section 113 and an upper third section 115.

As shown in fig. 10, the upper first section 111, the upper second section 113, and the upper third section 115 are sequentially connected in an up-down direction, that is, the lower end of the upper first section 111 is connected to the upper end of the upper second section 113, the lower end of the upper second section 113 is connected to the upper end of the upper third section 115, the upper third section 115 is connected to the connecting member 130, and as shown in fig. 3, the lower end of the upper third section 115 is connected to the upper end of the connecting member 130.

The diameters of the upper first section 111, the upper second section 113 and the upper third section 115 are sequentially increased, that is, the diameter of the upper third section 115 is larger than that of the upper second section 113, and the diameter of the upper second section 113 is larger than that of the upper first section 111, so that an upper first step surface is formed on the end surface of the upper third section 115, which faces the upper second section 113, and an upper second step surface is formed on the end surface of the upper second section 113, which faces the upper first section 111.

The first rotating joint 210 is sleeved on the upper second section 113, the first fixing sleeve 600 is sleeved on the upper first section 111, and the first threaded fastener 581 is arranged at the end part of the upper first section 111 departing from the upper second section 113, wherein the first threaded fastener 581 is a nut, and the end part of the upper first section 111 departing from the upper second section 113 is provided with an external thread, so that the first fixing sleeve 600, the first rotating joint 210 and the first fixing shaft 110 are axially fastened through the first threaded fastener 581 after the first rotating joint 210 is sleeved on the second section 250 and the first fixing sleeve 600 is sleeved on the upper first section 111.

In some embodiments, a stop block 118 is disposed on an end surface of the upper third segment 115 facing the upper second segment 113, the stop block 118 extends along an axial direction of the upper third segment 115, a circumferential stop groove 213 is disposed on an inner wall of the first rotary joint 210, the circumferential stop groove 213 is radially recessed, and the stop block 118 extends to the circumferential stop groove 213.

As shown in fig. 7, an included angle between two ends of the circumferential limiting groove 213 in the circumferential direction is 90 °, when the side rail 200 rotates to the storage position relative to the connection rail 100, the limiting block 118 abuts against one wall surface of the circumferential limiting groove 213 in the circumferential direction, when the side rail 200 rotates to the deployment position relative to the connection rail 100, the limiting block 118 abuts against the other wall surface of the circumferential limiting groove 213 in the circumferential direction, so that the rotation stroke of the side rail 200 can be limited between the storage position and the deployment position by the cooperation of the circumferential limiting groove 213 and the limiting block 118, the side rail 200 is prevented from rotating excessively, and the reasonability of the structural design of the side rail 200 assembly is improved.

In some embodiments, as shown in fig. 10, the end surface of the upper second section 113 facing the upper first section 111 is provided with a first positioning boss 119, and the first positioning boss 119 protrudes in the axial direction of the upper second section 113, as shown in fig. 4 and 5, the inner peripheral wall of the first fixing sleeve 600 is provided with a first positioning groove 610, and the first positioning groove 610 penetrates in the axial direction of the first fixing sleeve 600. When the first positioning boss 119 extends into the first positioning groove 610, a gap between the first positioning boss 119 and an inner wall of the first positioning groove 610 is small (negligible), and the upper first section 111 and the first fixing sleeve 600 can be fixed relatively in the circumferential direction, that is, the first fixing sleeve 600 and the first fixing shaft 110 do not rotate relatively.

As shown in fig. 8, 9 and 10, the outer circumferential wall of the upper second segment 113 is provided with an outer groove 114, and the outer groove 114 extends along the circumferential direction, so that after the first rotary joint 210 is sleeved on the upper second segment 113, the contact area between the outer circumferential wall of the upper second segment 113 and the first rotary joint 210 is greatly reduced, that is, the friction between the upper second segment 113 and the first rotary joint 210 is effectively reduced, thereby enabling the first rotary joint 210 to rotate relative to the upper second segment 113 more smoothly, and facilitating the rotation of the side handrail 200 by a passenger.

As shown in fig. 3 and 24, the second fixing sleeve 700 is connected to the connecting member 130, the second fixing sleeve 700 and the second rotating joint 220 are both sleeved on the second fixing shaft 120, and a second threaded fastener 582 for fastening the second fixing sleeve 700 and the second rotating joint 220 is disposed at an end of the second fixing shaft 120, so that after the second fixing sleeve 700, the second rotating joint 220 and the second fixing shaft 120 are stably installed, the second fixing sleeve 700, the second rotating joint 220 and the second fixing shaft 120 can be axially screwed by the second threaded fastener 582, thereby preventing the second fixing sleeve 700, the second rotating joint 220 and the second fixing shaft 120 from being separated from each other. A washer 595 is disposed between the second screw fastener 582 and the second fixing sleeve 700 to increase the locking force.

As shown in fig. 21 and 22, the second fixed shaft 120 includes a lower first section 121, a lower second section 123, and a lower third section 125.

As shown in fig. 21, the lower first segment 121, the lower second segment 123 and the lower third segment 125 are sequentially connected in the up-down direction, that is, the lower end of the lower first segment 121 is connected to the upper end of the lower second segment 123, the lower end of the lower second segment 123 is connected to the upper end of the lower third segment 125, the lower third segment 125 is connected to the connecting member 130, and as shown in fig. 21, the lower end of the lower third segment 125 is connected to the upper end of the connecting member 130.

The diameters of the lower first section 121, the lower second section 123 and the lower third section 125 are sequentially increased, that is, the diameter of the lower third section 125 is larger than that of the lower second section 123, and the diameter of the lower second section 123 is larger than that of the lower first section 121, so that a lower first step surface is formed on the end surface of the lower third section 125 facing the lower second section 123, and a lower second step surface is formed on the end surface of the lower second section 123 facing the lower first section 121.

The second rotating joint 220 is sleeved on the lower second section 123, the second fixing sleeve 700 is sleeved on the lower first section 121, the second threaded fastener 582 is arranged on the end portion of the lower first section 121 deviating from the lower second section 123, wherein the second threaded fastener 582 is a nut, and the end portion of the lower first section 121 deviating from the lower second section 123 is provided with an external thread, so that the second fixing sleeve 700, the second rotating joint 220 and the second fixing shaft 120 are axially fastened through the second threaded fastener 582 after the second rotating joint 220 is sleeved on the second section 250 and the second fixing sleeve 700 is sleeved on the lower first section 121.

In some embodiments, as shown in fig. 21, the outer peripheral wall of the lower first section 121 is provided with a second positioning protrusion 127, the second positioning protrusion 127 extends along the axial direction of the lower first section 121, as shown in fig. 28 and 29, the inner peripheral wall of the second fixing sleeve 700 is provided with a second positioning groove 710 recessed along the radial direction, and the second positioning protrusion 127 extends into the second positioning groove 710. The gap between the second positioning protrusion 127 and the inner wall of the second positioning groove 710 is small (negligible), so that when the second positioning protrusion 127 extends into the second positioning groove 710, the lower first section 121 and the second fixing sleeve 700 are circumferentially fixed relatively, i.e., the first fixing sleeve 600 and the first fixing shaft 110 do not rotate relatively, thereby ensuring the stable structure of the first fixing sleeve 600.

The present application further proposes a vehicle 1001.

According to the vehicle 1001 of the embodiment of the present application, as shown in fig. 30, the side guard rail assembly 1000 of any one of the above embodiments is provided, and the locking mechanism 300 can be selectively controlled by the driving mechanism 400 to operate, so that the side rail 200 and the connecting rail 100 can be automatically unlocked when the passenger needs to rotate the side rail 200, and the side rail 200 and the connecting rail 100 can be automatically locked when the passenger does not need to rotate the side rail 200, so that the difficulty of the passenger in operation is small, the use is convenient, the passenger can be ensured to safely ride in the wheelchair region, the riding safety of the passenger is improved, and the safety performance of the whole vehicle is improved. The automatic unlocking and locking functions are realized, the convenient, safe and humanized design is realized, and the standing and passage space in the vehicle is expanded to the maximum extent.

In the description herein, reference to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the application, the scope of which is defined by the claims and their equivalents.

Claims (12)

1. A side rail armrest assembly, comprising:

connecting the handrail;

the side armrest comprises a first rotating joint, a second rotating joint and a side armrest body, wherein the first rotating joint and the second rotating joint are respectively connected with two ends of the side armrest body, the first rotating joint and the second rotating joint are rotatably mounted on the connecting armrest, and a first locking part is arranged on the end surface of at least one of the first rotating joint and the second rotating joint;

the locking mechanism is mounted on the connecting armrest and comprises a second locking part, and the first locking part and the second locking part are locked;

the driving mechanism is installed on the connecting handrail, the driving mechanism is connected with the locking mechanism, the driving mechanism and the locking mechanism are sequentially arranged along the axial direction of the connecting handrail, and at least part of the driving mechanism extends out of the connecting handrail to be used for driving the locking mechanism to act so as to unlock the first locking part and the second locking part.

2. The side rail assembly of claim 1, wherein the first and second rotary joints each include a first interface, a second interface, and a third interface, the side rail body is connected between the first interface of the first rotary joint and the first interface of the second rotary joint, the connection rail is rotatably connected between the second interface of the first rotary joint and the second interface of the second rotary joint, the third interface of the first rotary joint is configured to rotatably connect to an upper rail pipe, the third interface of the second rotary joint is configured to rotatably connect to a lower rail pipe, and the first locking portion is disposed on an end surface of the second interface.

3. The side rail armrest assembly of claim 2, wherein the locking mechanism comprises: locking round pin and elastic component, first locking part includes the locking groove, the locking groove is located the terminal surface of first rotation joint's second interface, second locking part includes the locking round pin, locking round pin slidable mounting in connect the handrail, elastic component elasticity supports to press connect the handrail with between the locking round pin so that the locking round pin extends towards first direction in the locking groove, actuating mechanism with the locking round pin links to each other and is used for the drive the locking round pin is followed the motion of second direction, first direction with the second opposite direction.

4. The side rail armrest assembly of claim 3, wherein the locking slot is radially open at a peripheral wall of the first rotary joint.

5. The side rail armrest assembly of claim 3, wherein the first rotational joint is provided with at least two circumferentially spaced apart locking grooves extending in an axial direction.

6. The side rail armrest assembly of claim 3, wherein the drive mechanism is mounted to the connecting armrest and is configured to drive the locking pin along an axis of the connecting armrest to disengage the locking pin from the locking slot.

7. The side rail armrest assembly of claim 6, wherein the drive mechanism comprises a drive handle having a threaded bore, wherein an end of the locking pin facing away from the locking slot has an externally threaded section that extends into the threaded bore.

8. The side rail assembly of claim 3, wherein the inner wall of the connecting rail has a radially protruding and circumferentially extending limiting boss, and two ends of the elastic member elastically press against the limiting boss and one end of the locking pin facing away from the driving mechanism.

9. The side rail armrest assembly of claim 8, wherein the locking pin comprises: locking portion and connecting portion, locking portion with connecting portion link to each other, connecting portion deviate from the one end of locking portion with actuating mechanism links to each other, the elastic component cover is located outside the connecting portion, just the elastic component elasticity supports to press spacing boss with between the locking portion, locking portion is suitable for to stretch into in the locking groove.

10. The side rail armrest assembly of claim 9, wherein the locking portion has a scalloped cross-section such that an outer wall surface of the locking portion is flush with an outer wall surface of the first rotary joint when the locking portion is extended into the locking slot.

11. The side stop handrail assembly of claim 9, wherein the connecting portion is rod-shaped, a stop plate is disposed at a connection position of the locking portion and the connecting portion, and the elastic member elastically abuts between the stop plate and the limiting boss.

12. A vehicle, characterized in that a side rail assembly according to any one of claims 1-11 is provided.

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