CN218605425U

CN218605425U - Case bottom support

Info

Publication number: CN218605425U
Application number: CN202222979157.6U
Authority: CN
Inventors: 陈建道
Original assignee: Wenzhou Linian Luggage Accessories Co ltd
Current assignee: Wenzhou Linian Luggage Accessories Co ltd
Priority date: 2022-11-04
Filing date: 2022-11-04
Publication date: 2023-03-14
Anticipated expiration: 2032-11-04

Abstract

The utility model relates to a case and bag collet, including the support lid and the vertical axis locking mechanical system in vertical axis hole in area, vertical axis locking mechanical system includes along the vertical axis jam plate of vertical axis aperture radial sliding configuration on the support lid, and the vertical axis jam plate is including the positioning sliding configuration at the support sliding positioning plate body of covering, is equipped with an operation portion and vertical axis locking bayonet socket on the sliding positioning plate body, and the vertical axis jam plate has vertical axis locking bayonet socket and corresponds the locking position in vertical axis hole, and the vertical axis jam plate disposes the reset spring who provides the required locking drive power of drive vertical axis jam plate slip to locking position, still be equipped with the jam plate locking device who blocks vertical axis jam plate roll-off locking position on the support lid, jam plate locking device has the end of unblock of a drive jam plate locking device unblock vertical axis jam plate. The vertical shaft locking plate has a locking function, and accidental unlocking of the vertical shaft locking plate is effectively prevented.

Description

Case bottom support

Technical Field

The utility model relates to a case and bag accessory, the case and bag gyro wheel device of saying so definitely, the case and bag collet among the case and bag gyro wheel device of saying so more exactly.

Background

The case and bag gyro wheel device is the accessory that is used for supporting case and bag walking, and the gyro wheel is through case and bag collet fixed mounting in case and bag bottom, for the life of extension case and bag, is designed as quick detachable the change as vulnerable case and bag gyro wheel.

A can dismantle case and bag roller device that current adopts wheel body, gyro wheel seat and vertical axis to assemble into a accessory, and the case and bag collet is for fixing in case and bag bottom, and the vertical axis can be dismantled with the box collet and be connected, and is specific: the box collet covers and vertical axis locking mechanical system including holding in the palm, be equipped with the shaft hole on holding in the palm the lid, but vertical axis one end just has annular draw-in groove for the configuration of plug in the shaft hole, vertical axis locking mechanical system includes the vertical axis jam plate, the vertical axis jam plate sets up on holding in the palm along the radial activity in shaft hole, the vertical axis jam plate has an operation portion and a vertical axis locking bayonet socket, vertical axis locking bayonet socket gets into the shaft hole position and with annular draw-in groove locking cooperation, the cooperation of vertical axis jam plate has reset spring, this reset spring provides the locking confining force that orders about vertical axis locking bayonet socket and get into the shaft hole position, the elasticity that vertical axis jam plate overcome reset spring can be stirred in this operation portion and the unblock vertical axis that slides. In order to facilitate the operation of people for reaching the operation part by hand to stir the vertical shaft locking plate to unlock the vertical shaft, namely, the disassembly operation of the roller is facilitated, the operation part is usually a bulge exposed on the outer surface of the bottom support of the case, although the vertical shaft locking plate is driven by the reset spring to be kept at a locking position, in order to ensure the operation hand feeling of pressing the vertical shaft locking plate (whether the vertical shaft locking plate can be smoothly pressed), the force provided by the reset spring is not too large; therefore, there is a great risk that the operation part is pressed under unnecessary conditions during the use of the luggage, especially when the operation part is arranged at the position of the lateral side wall of the tray cover (the dismounting operation is more convenient, but the operation part is also easily pressed by accident), such as the luggage is pressed by external objects during the violent transportation process (the luggage is usually directly thrown out during the transportation process of transportation means such as flights and passenger transportation by the transportation personnel), and the roller wheels are accidentally dropped. In addition, due to the limitation of the size of the vertical shaft, the buckling point of the vertical shaft locking plate and the vertical shaft cannot be too large, the unlocking hand feeling is considered, the force provided by the reset spring cannot be too large, and under the extreme condition, the risk that the roller is unlocked and dropped due to the fact that the vertical shaft locking plate forms inertial movement due to large impact force exists.

Disclosure of Invention

The utility model discloses the invention purpose: for overcoming the defect that prior art exists, the utility model provides a vertical axis jam plate area locking function effectively prevents the case and bag collet of the unexpected unblock of vertical axis jam plate.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a case and bag collet, including the support lid and the vertical axis locking mechanical system in area vertical axis hole, vertical axis locking mechanical system includes along vertical axis aperture radial sliding configuration at the vertical axis jam plate that holds in the palm on covering, vertical axis jam plate is including the sliding positioning plate body of location sliding configuration on holding in the palm the lid, be equipped with an operation portion and vertical axis locking bayonet socket on the sliding positioning plate body, vertical axis jam plate has vertical axis locking bayonet socket and corresponds the locking position in vertical axis hole, vertical axis jam plate disposes the reset spring who provides the required locking drive power of drive vertical axis jam plate slip to the locking position, its characterized in that: the support cover is further provided with a locking plate locking device for blocking the vertical shaft locking plate from sliding out of a locking position, and the locking plate locking device is provided with an unlocking end for driving the locking plate locking device to unlock the vertical shaft locking plate.

Through adopting above-mentioned technical scheme, increase locking function to the vertical axis jam plate, the operation end of unlocking, behind the jam plate locking device to the unlocking of vertical axis jam plate, just can operate and promote the vertical axis jam plate through the operation portion and slide to avoid unexpected drive vertical axis jam plate roll-off locking position, avoid the gyro wheel accident to drop promptly.

Preferably, the operating part protrudes towards one side of the transverse direction of the supporting cover along the sliding direction of the vertical shaft locking plate, and the vertical shaft locking bayonet of the vertical shaft locking plate faces towards the direction consistent with the protruding direction of the operating part, so that the vertical shaft locking plate is driven to slide under the pressing operation part to form a withdrawing locking position. Under this structural design, the horizontal one side setting of support lid that the operating portion adopted comparatively easily to be touched, and adopt the mode of pressing to reach the vertical axis jam plate and slide to the unblock position, make things convenient for the dismantlement operation of gyro wheel.

Preferably, the locking plate locking device comprises a stop part movably arranged on the support cover, the stop part is provided with a stop part of the stop vertical shaft locking plate, the vertical shaft locking plate is provided with a stop matching part, the stop part is provided with a avoiding position corresponding to the stop matching position and the unlocking vertical shaft locking plate with the stop matching part when the vertical shaft locking plate is located at the locking position, and the stop part can be kept at the stop position and the avoiding position. Under this structural design, adopt the stop piece of independent setting on holding in the palm the lid to carry out the backstop cooperation with the vertical axis jam plate and reach and stop and block vertical axis jam plate roll-off locking position, have that structural strength is big and the installation arranges convenient advantage.

Preferably, the stop piece is in sliding fit on the support cover along the sliding direction of the vertical shaft locking plate, the corresponding surface of the sliding direction of the stop piece is parallel to the corresponding surface of the sliding direction of the vertical shaft locking plate, and the stop piece is arranged above the vertical shaft locking plate in parallel. Under the structural design, the stop piece is in sliding fit above the vertical shaft locking plate (the vertical direction is the longitudinal direction of the support cover), and slides along the direction perpendicular to the sliding direction of the vertical shaft locking plate along the parallel surface of the vertical shaft locking plate, so that the stop piece is arranged by fully utilizing the longitudinal space of the support cover, and the vertical shaft locking plate has the advantage of convenient installation and arrangement; and the stop piece can reliably stop the vertical shaft lock plate.

Preferably, the unlocking end is a shifting block of the stop part protruding towards the protruding direction of the operating part, when the stop part is located at the stop position, the shifting block of the stop part corresponds to a position coinciding with the operating part of the vertical shaft locking plate along the longitudinal direction of the support cover, and when the stop part is located at the avoidance position, the shifting block of the stop part is staggered with the operating part of the vertical shaft locking plate along the longitudinal direction of the support cover. Under this structural design, because the stop part is located the backstop position, the shifting block of stop part and the operating portion of vertical axis jam plate overlap along holding in the palm the lid longitudinal direction, and when the foreign object touched the operating portion of pressing the vertical axis jam plate, great probability can support on the shifting block of stop part, makes the stop part can directly bear the foreign object extrusion by great degree like this, reduces the destruction risk to the vertical axis jam plate, improves life.

Preferably, the support cover is provided with a positioning groove in a concave manner at the top, a gland is covered at an opening at the top of the positioning groove, the vertical shaft locking plate is limited by the gland to slide in the positioning groove, the stop part is longitudinally overlapped and arranged above the vertical shaft locking plate along the support cover, a transverse groove cavity extending in the direction perpendicular to the sliding direction of the vertical shaft locking plate is formed in the gland, the stop part is in linear positioning sliding fit in the transverse groove cavity, and a transverse side wall of the support cover is provided with an opening for extending the operating part and the shifting block. Under this structural design, the gland realizes the location installation of stop member and vertical axis jam plate, effectively utilizes to hold in the palm the vertical space of lid, has compact structure and installs the convenient advantage of setting.

Preferably, the top surface of the sliding positioning plate body is protruded from the operating part to form a shoulder part, the shoulder part forms the stop matching part, and the stop part is a protrusion protruded downwards from the stop piece. Under this structural design, backstop cooperation portion rises by the operating portion of vertical axis jam plate and forms step-like structure and constitutes, realizes the required structure of backstop cooperation like this simultaneously, can guarantee the thickness of operating portion to conveniently press the operating portion.

Preferably, be equipped with the gear concave point in the positioning groove, be equipped with two one-to-one stop part backstop positions and the gear concave point of dodging the position in positioning groove, be equipped with on the stop part with gear concave point complex bump, and still have the bar concave point between two gear concave points, bar concave point both ends respectively with gear concave point interval arrangement. Under this structural design, have position and keep reliable, and stop member smooth and easy and long service life's advantage of operation.

The present invention will be further described with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic structural view of a bottom support of a luggage case according to an embodiment of the present invention;

FIG. 2 is a schematic view of the vertical shaft lock plate and the stop member according to the embodiment of the present invention;

FIG. 3 is an exploded view of the bottom bracket of the luggage in accordance with the preferred embodiment of the present invention;

FIG. 4 is a schematic structural view of a gland according to an embodiment of the present invention;

FIG. 5 is a schematic view of a possible stop structure of the present invention;

fig. 6 is a schematic view of another possible stopper structure of the present invention.

Detailed description of the preferred embodiments

Referring to fig. 1~4, the utility model discloses a case bottom support, including the support lid 1 and the vertical axis locking mechanism of taking vertical axis hole 10, vertical axis locking mechanism includes vertical axis jam plate 2 along vertical axis hole 10 radial sliding configuration on support lid 1, vertical axis jam plate 2 includes the slip locating plate body 21 of location sliding configuration on support lid 1, be equipped with an operation portion 22 and vertical axis locking bayonet 23 on the slip locating plate body 21, vertical axis jam plate 2 has vertical axis locking bayonet 23 to correspond the locking position (as the position shown in fig. 1) in vertical axis hole 10, vertical axis jam plate 2 disposes the reset spring 3 that provides the required locking power of drive vertical axis jam plate 2 slip to the locking position, in order to avoid only keeping the unreliable problem that vertical axis jam plate 2 is in the locking position at the power of reset spring 3, still be equipped with the jam plate locking device that blocks vertical axis jam plate 2 roll-off locking position on support lid 1, jam plate locking device has the unblock end of a drive jam plate locking device unblock axle jam plate 2. The locking function is added to the vertical shaft locking plate, the unlocking end is operated, and after the locking plate locking device unlocks the vertical shaft locking plate, the vertical shaft locking plate can be operated to push through the operation portion to slide, so that the vertical shaft locking plate is prevented from accidentally driving to slide out of a locking position, and the roller is prevented from accidentally falling.

In the description of the present invention, it should be noted that "vertical" is along the axial direction of the vertical axis hole, and is marked by Z axis in the attached drawings, and the corresponding vertical is "horizontal". In order to facilitate the roller wheel dismounting operation of the vertical shaft locking plate 2, the operating part 22 protrudes towards one side of the transverse direction of the supporting cover 1 along the sliding direction of the vertical shaft locking plate 2, and the vertical shaft locking bayonet 23 of the vertical shaft locking plate 2 is in accordance with the protruding direction of the operating part 22, so that the vertical shaft locking plate 2 is driven to slide under the action of pressing the operating part 22 to form a withdrawing locking position. The operation portion is arranged on one side of the transverse direction of the support cover, which is easy to touch, and the vertical shaft locking plate slides to the unlocking position in a pressing mode, so that the roller is convenient to detach. Of course, as other vertical shaft locking plate unlocking structure designs in the prior art, the operation part can be a convex column corresponding to the bottom of the support cover, the operation mode can be adjusted by the corresponding relation between the direction of the pivot locking bayonet and the driving force of the return spring besides pressing, and the vertical shaft locking plate can be unlocked by pushing and pulling the operation part.

In view of the fact that the operating part is provided with a position which is easy to touch, the locking reliability of the vertical shaft locking plate is guaranteed, the locking plate locking device further comprises a stop part 4 movably arranged on the support cover 1, the stop part 4 is provided with a stop part 41 for stopping the vertical shaft locking plate 2, the vertical shaft locking plate 2 is provided with a stop matching part 24, the stop part 4 is provided with a stop position (such as the position shown in fig. 1) corresponding to the stop matching part 24 when the vertical shaft locking plate 2 is located at the locking position and an avoiding position (such as the position shown in fig. 2) for unlocking the vertical shaft locking plate 2, and the stop part 4 can be kept at the stop position and the avoiding position. Adopt the stop piece of independent setting on holding in the palm covering to carry out the backstop cooperation with vertical axis jam plate and reach and stop that vertical axis jam plate roll-off locking position stops, have that structural strength is big and the installation arranges convenient advantage. Of course, the locking plate locking device can also adopt a component which is arranged on the vertical shaft locking plate in a sliding way, the component can be a knob which can be a slide block, and a clamping point is arranged on the support cover 1, for example, a rotatable knob 4-1 is arranged at the end part where the operating part extends out, when the knob 4-1 rotates a certain angle, the knob 4-1 blocks a port for the operating part to slide, thereby preventing the operating part from being pressed; after the knob is rotated for a certain angle, the knob is aligned with the opening for sliding the operation part, and the knob can be pressed along with the operation part (as the structure diagram shown in fig. 5); or the support cover 1 is provided with a clamping point, the vertical shaft locking plate 2 is provided with a sliding block 4-2, one end of the sliding block 4-2 is inserted to the clamping point to block the vertical shaft locking plate 2 from sliding, and the sliding block 4-2 is retracted into the vertical shaft sliding plate to remove the blocking (as shown in the structural diagram of fig. 6).

Furthermore, the stop piece 4 is in sliding fit on the support cover 1 along the sliding direction of the vertical shaft locking plate 2, the corresponding surface of the sliding direction of the stop piece 4 is parallel to the corresponding surface of the sliding direction of the vertical shaft locking plate 2, and the stop piece 4 is arranged above the vertical shaft locking plate 2 in parallel. The stop piece is in sliding fit above the vertical shaft locking plate (the vertical direction is the longitudinal direction of the support cover, and the direction of the Z axis is the direction), and slides along the parallel surface of the vertical shaft locking plate 2 and the sliding direction of the vertical shaft locking plate 2, so that the stop piece is arranged by fully utilizing the longitudinal space of the support cover, and the vertical shaft locking plate has the advantage of convenient installation and arrangement; and the stop piece can reliably stop the vertical shaft lock plate. As the utility model discloses feasible scheme, the backstop end can be that the normal running fit is on holding in the palm covers, and the backstop end of backstop end cuts into and surely goes out the backstop position through the rotation. The stopping piece can also slide along the vertical direction, for example, in a bolt mode, a pin hole is formed in the vertical shaft locking plate, and the bolt is pressed and inserted into the pin hole to stop the vertical shaft locking plate. However, the stop member has the advantage of convenient installation and arrangement in the specific embodiment.

Wherein, the unlocking end is a shifting block 42 which is convex towards the protruding direction of the operation part 22 from the stop piece 4, when the stop piece 4 is located at the stop position, the shifting block 42 of the stop piece 4 corresponds to the position (as shown in fig. 1) which is overlapped with the operation part 22 of the vertical shaft lock plate 2 along the longitudinal direction of the tray cover 1, and when the stop piece 4 is located at the escape position, the shifting block 42 of the stop piece 4 is staggered with the operation part 22 of the vertical shaft lock plate 2 along the longitudinal direction of the tray cover 1. Because the stop part is located the backstop position, the shifting block of stop part and the operating portion of vertical axis jam plate overlap along holding in the palm the lid longitudinal direction, and when the foreign object touched the operating portion of pressing the vertical axis jam plate, great probability can support on the shifting block of stop part, makes the stop part can directly bear the foreign object extrusion by great degree like this, reduces the destruction risk to vertical axis jam plate and backstop cooperation structure position, improves life. When the stop piece is at the avoiding position, the stop piece releases the stop of the vertical shaft lock plate, and simultaneously avoids the position of the operation part, thereby being convenient for the operation of the operation part.

For convenient assembly operation, make compact structure, the concave positioning groove 12 that is equipped with in support lid 1 top, positioning groove 12 top opening is covered with gland 13, gland 13 carries out fixed mounting through the screw, its fixed mode can also be other prior art certainly, like buckle structure etc., vertical axis jam plate 2 slides at positioning groove 12 through gland 13 restriction, stop part 4 along support lid 1 vertical overlapping arrangement in vertical axis jam plate 2 top, be equipped with the horizontal slot 131 that perpendicular vertical axis jam plate 2 slip direction extends on gland 13, stop part 4 straight line location sliding fit is in horizontal slot 131, support lid 1's horizontal lateral wall utensil supplies the trompil 14 that operating portion 22 and shifting block 42 stretched out. The gland realizes the location installation of stop member and vertical axis jam plate, and the cooperation of the stop member of being convenient for and vertical axis jam plate is to the installation of two parts in single position to compact structure, and the spare part of just installing is few, and the equipment is more convenient.

The operation part 22 protrudes from the top surface of the slide positioning plate 21 to form a shoulder portion, which constitutes the stop engagement part 24, and the stop part 41 is a protrusion protruding downward from the stop member 4. Backstop cooperation portion rises by the operating portion of vertical axis jam plate and forms step-like structure and constitutes, realizes the required structure of backstop cooperation like this simultaneously, can guarantee the thickness of operating portion to conveniently press the operating portion.

In addition, the position holding of stopper can lean on frictional resistance, also can be the gear structure, for the convenience improves position holding ability and operates and feels, preferred color printing gear structure specifically is: be equipped with gear concave point 132 on positioning groove 131, be equipped with two one-to-one stop part backstop positions and dodge the gear concave point 132 of position in positioning groove 311, be equipped with on stop part 4 with gear concave point 132 complex bump 43, and further improve the smooth and easy degree that the stop part switched between two gear bumps, still have bar concave point 133 between two gear concave points, the bump can get into the bar concave point when surpassing two gear concave points like this, alleviate the too big retardant sense that the extrusion stop part of stop part slip in-process because of longer stroke caused, and stop part removal in-process has obvious transient pause to feel (the bump surpasses, get into gear concave point and bar concave point in-process and form), the operation is felt better, the wear of bump is littleer, life is longer.

Claims

1. The utility model provides a case and bag collet, including the support lid and the vertical axis locking mechanical system in area vertical axis hole, vertical axis locking mechanical system includes along vertical axis aperture radial sliding configuration at the vertical axis jam plate that holds in the palm on covering, vertical axis jam plate is including the sliding positioning plate body of location sliding configuration on holding in the palm the lid, be equipped with an operation portion and vertical axis locking bayonet socket on the sliding positioning plate body, vertical axis jam plate has vertical axis locking bayonet socket and corresponds the locking position in vertical axis hole, vertical axis jam plate disposes the reset spring who provides the required locking drive power of drive vertical axis jam plate slip to the locking position, its characterized in that: the support cover is further provided with a locking plate locking device for blocking the vertical shaft locking plate from sliding out of a locking position, and the locking plate locking device is provided with an unlocking end for driving the locking plate locking device to unlock the vertical shaft locking plate.

2. A luggage base support according to claim 1, wherein: the operating part is protruded towards one side of the transverse direction of the supporting cover along the sliding direction of the vertical shaft locking plate, and the vertical shaft locking bayonet of the vertical shaft locking plate is in the same direction as the protruding direction of the operating part, so that the vertical shaft locking plate is driven to slide under the pressing operating part to form a withdrawing locking position.

3. A luggage base support according to claim 2, wherein: the locking plate locking device comprises a stop part movably arranged on the support cover, the stop part is provided with a stop part for stopping the vertical shaft locking plate, the vertical shaft locking plate is provided with a stop matching part, the stop part is provided with a stop matching position corresponding to the stop matching position and an avoidance position for unlocking the vertical shaft locking plate when the vertical shaft locking plate is located at a locking position, and the stop part can be kept at the stop position and the avoidance position.

4. A luggage base support according to claim 3, wherein: the stop piece is in sliding fit on the support cover along the sliding direction of the vertical shaft locking plate, the corresponding surface of the sliding direction of the stop piece is parallel to the corresponding surface of the sliding direction of the vertical shaft locking plate, and the stop piece is arranged above the vertical shaft locking plate in parallel.

5. A luggage base support according to claim 4, wherein: the unlocking end is a shifting block of the stop part protruding towards the protruding direction of the operating part, when the stop part is located at the stopping position, the shifting block of the stop part corresponds to the position coinciding with the operating part of the vertical shaft locking plate along the longitudinal direction of the support cover, and when the stop part is located at the avoiding position, the shifting block of the stop part is staggered with the operating part of the vertical shaft locking plate along the longitudinal direction of the support cover.

6. A luggage base support according to claim 5, wherein: the top of the support cover is concavely provided with a positioning groove, an opening at the top of the positioning groove is covered with a gland, the vertical shaft locking plate is limited by the gland to slide in the positioning groove, the stop part is longitudinally overlapped and arranged above the vertical shaft locking plate along the support cover, the gland is provided with a transverse groove cavity extending in the sliding direction of the vertical shaft locking plate, the stop part is linearly positioned and matched in the transverse groove cavity in a sliding manner, and the transverse side wall of the support cover is provided with an opening for extending the operation part and the shifting block.

7. A luggage base support according to claim 4, 5 or 6, wherein: the top surface of the sliding positioning plate body is protruded from the operating part to form a shoulder part, the shoulder part forms the stop matching part, and the stop part is a lug which is protruded downwards on the stop part.

8. A luggage base support according to claim 6, wherein: be equipped with the gear concave point in the positioning groove, be equipped with the gear concave point of two one-to-one stop parts backstop position and dodge position in positioning groove, be equipped with on the stop part with gear concave point complex bump, and still have the bar concave point between two gear concave points, bar concave point both ends respectively with gear concave point interval arrangement.