CN217851722U

CN217851722U - But location angle regulation device of pull rod and case and bag thereof

Info

Publication number: CN217851722U
Application number: CN202221521078.4U
Authority: CN
Inventors: 周代平
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-06-17
Filing date: 2022-06-17
Publication date: 2022-11-22
Anticipated expiration: 2032-06-17

Abstract

The utility model discloses a positionable angle adjusting device for a pull rod and a case thereof, which comprises a first rotating piece and a second rotating piece rotationally connected with the first rotating piece, wherein the first rotating piece is fixedly provided with a meshing part, the meshing part is provided with a cambered surface, the cambered surface is provided with a plurality of tooth sockets, and one side of the meshing part is rotationally connected with a rotating piece; the second rotating piece is rotationally connected with a locking piece which is fixedly provided with a clamping jaw meshed with the tooth groove; the second rotating piece is also provided with an elastic supporting piece for preventing the jaw from reversing, and when the meshing part rotates, the jaw moves at the tooth position of the meshing part to realize the adjustment and positioning of the angle level; when the claw is separated from the last tooth position, the rotating member rotates to drive the locking member to rotate so as to enable the claw to be separated from the tooth position, and the first rotating member and the second rotating member can relatively rotate and reset; the utility model discloses can not only simply realize multistage angle modulation, adjust the back locking, can also get back to the initial point fast, easy operation, the usage is extensive, and the practicality is strong, accomodates the convenience, uses to experience and feels good.

Description

But location angle regulation device of pull rod and case and bag thereof

Technical Field

The utility model relates to a case and bag field, concretely relates to but positioning angle adjusting device that pull rod was used reaches the case and bag that contains but positioning angle adjusting device that this pull rod was used.

Background

In modern society, people often can not leave the case and bag that have the pull rod when going out to reach labour saving and time saving's purpose. The existing trolley luggage generally comprises a trolley luggage body which is combined with the luggage body and can be vertically pulled, and a trolley luggage with a base, wherein the trolley luggage body is provided with a trolley base; but no matter which kind of case and bag, its pull rod is perpendicular to inclusion setting, and the angle is unadjustable, leads to people dragging case and bag in-process, and the atress is inhomogeneous, uses to experience and feels not good.

Disclosure of Invention

An object of the utility model is to provide a but positioning angle adjusting device that pull rod was used, simple structure can realize the multi-angle of two articulated parts and adjust, can stabilize after the adjustment and do not fall back, and convenient operation resets, a pull rod accessory structure and applied this accessory's of being convenient for again accomodate case and bag.

The utility model discloses a following technical scheme realizes: a device capable of positioning and adjusting angles for a pull rod comprises a first rotating piece and a second rotating piece rotatably connected with the first rotating piece, wherein the first rotating piece is fixedly provided with an engaging part, the engaging part is provided with an arc surface, a plurality of tooth sockets are arranged on the arc surface, and one side of the engaging part is rotatably connected with the rotating piece; the second rotating piece is rotationally connected with a locking piece which is fixedly provided with a clamping jaw meshed with the tooth groove; the second rotating piece is also provided with an elastic propping piece for preventing the reverse rotation of the clamping jaws.

When the meshing part rotates, the clamping jaws move at the tooth positions of the meshing part to realize angle level adjustment and positioning, and are limited by the elastic supporting part, so that the clamping jaws can only move along a single direction. When the clamping jaw is separated from the last tooth position, the rotating part rotates to drive the locking part to rotate, so that the clamping jaw is separated from the tooth position, and the first rotating part and the second rotating part can relatively rotate and reset; after resetting, the claw is meshed with the meshing part again under the elastic action of the elastic propping piece, so that resetting and locking are realized.

Furthermore, the elastic supporting part is an elastic shifting sheet or a spring or an elastic bulge.

Further, the rotary member is provided with a driving portion having a distance from a side of the driving portion facing the locking member to the locking portion larger than a distance from a side of the engaging portion facing the locking portion to the locking portion.

Furthermore, the driving part contacts the locking piece and adopts a contact friction or gear engagement or clamping mode when driving the locking piece to rotate;

furthermore, a gear and an initial position are also arranged on the rotating member; the included angle between the gear separation position, the initial position and the rotating shaft center of the rotating member is adapted to the angle range of the engagement adjustment of the clamping jaw and the engaging part.

Further, the utility model discloses still include spacing portion, spacing portion with separate gear, initial position interference connection for the rotatable range of rotating member is for separating gear, initial position and the rotating member contained angle between the axle center.

Furthermore, one of the first rotating member and the second rotating member is fixed as a fixed member, and the other is a movable member.

Further, the utility model discloses still relate to a can fix a position pull rod case and bag of angle regulation device including above-mentioned pull rod usefulness, this type of case and bag still includes the mount, is equipped with the holding hole that runs through on the mount, but holding hole can hold above-mentioned can fix a position angle regulation device for the pull rod that is in initial or reset state.

Furthermore, a blocking part is arranged in the accommodating hole, and the fixed piece is limited by the blocking part.

Furthermore, the fixed mount is arranged on the luggage body or the luggage base frame.

Compared with the prior art, the utility model has the advantages of as follows and beneficial effect:

1. the utility model discloses a but positioning angle adjusting device that pull rod was used not only can realize that the gear is adjustable, can stabilize after the adjustment and not fall back, can also reset fast, easy operation can use in a plurality of positions of pull rod class case and bag product to improve the practicality of using this positioning angle adjusting device.

2. The utility model relates to an use pull rod case and bag that can fix a position angle regulation device, between pull rod and case and bag, can realize various angular adjustment, improve user's comfort level and use degree of freedom greatly.

Drawings

FIG. 1 is an exploded view of the angle adjusting device for a drawbar according to the present invention;

FIG. 2 is a front view of the positionable angle-adjusting apparatus for a drawbar of the present invention in an initial or reset state;

FIG. 3 isbase:Sub>A sectional view taken along the line A-A of the initial or reset state of the angle-adjustable device forbase:Sub>A drawbar according to the present invention;

FIG. 4 is a perspective view of the angle adjusting device for a pull rod of the present invention in a rotating state;

FIG. 5 is a main view of the angle adjusting device for a pull rod of the present invention in a rotatable state;

fig. 6 is a B-B sectional view of the angle adjusting device for a pull rod of the present invention, which can be positioned and turned.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Examples

As shown in fig. 1-6, the embodiment of the present invention discloses a technical solution of a device for positioning and adjusting angle for a drawbar, comprising a first rotating member 20 and a second rotating member 30 rotatably connected therewith, wherein the first rotating member 20 is fixedly provided with an engaging portion 21 towards one end of the second rotating member 30, the engaging portion 21 has an arc surface, the arc surface is provided with a plurality of tooth grooves 22, and one side of the engaging portion 21 is rotatably connected with a rotating member 23; a locking piece 31 is connected to the second rotating piece 30 in a rotating way towards one end of the first rotating piece 20, and a claw 32 engaged with the engaging part 21 is arranged on the locking piece 31 in an extending way towards the first rotating piece 20; the second rotating member 30 is also provided with an elastic abutment 33 for preventing the pawl 32 from being reversed. The engaging portion 21 and the first rotating member 20 may be fixed by two separate members or may be integrated into one body.

When the first rotating member 20 and the second rotating member 30 rotate relatively, the claws 32 move in the tooth positions of the engaging part 21 to realize the adjustment and positioning of the angle level, and the working principle is equivalent to the ratchet engaging motion; the elastic support 33 is disposed behind the jaws 32 and is used for limiting the jaws 32 to rotate reversely and disengage from the engaging portion 21, so as to realize unidirectional angle adjustment and locking of the first rotating member 20 and the second rotating member 30. When the claw 32 is separated from the last tooth position, the rotating member 23 rotates to drive the locking member 31 to rotate, so that the claw 32 is separated from the tooth position, the elastic support member 33 is in a deformed state, and the first rotating member 20 and the second rotating member 30 can relatively rotate and reset; during rotation, the rotating member 23 drives the locking member 31 to reset, and the claw 32 is engaged with the initial teeth of the engaging portion 21 by the elastic force of the elastic supporting member 33, so as to realize reset locking.

Specifically, the elastic supporting member 33 may be an elastic member such as an elastic pick, a spring, an elastic protrusion, a bump, etc. which can support the locking member 31. The elastic supporting member 33 and the second rotating component 30 may be fixed to each other by two separate parts, or may be integrated with each other, and this embodiment adopts an elastic shifting piece integrated with the two parts in the drawings of the specification.

Specifically, the rotary member 23 is provided with the driving part 24, and the closest distance of the driving part 24 to the locking part 31 toward the end of the locking part 31 is greater than the closest distance of the engaging part 21 to the locking part 31 toward the end of the locking part so that the driving part 24 can push the claw 32 away from the tooth groove 22 when the driving part 24 is interlocked with the locking part 31. When the driving part 24 contacts the locking piece 31 and drives it to rotate, a contact friction or a gear engagement or a clamping manner is adopted, wherein the contact friction can be any one or a combination of a point contact, a line contact and a surface contact; the embodiment discloses a contact friction drive mode of preferred, drive division 24 adopts multistage cambered surface end to end towards 31 one end of sticking department, middle high both sides are low, when gyration and reseing, the jack catch on drive division and locking piece and the locking piece has a face contact and line contact, area of contact is big, the contact is in the same direction as smooth, and is stable, spare part is difficult for producing and beats and the collision, first rotation piece 20 rotates 30 relative rotation process with the second and links up smoothly, overall structure part is compact, use experience is good, therefore, the clothes hanger is strong in practicability, the life of spare part has been prolonged.

Specifically, the rotary member 23 can rotate only by a certain angle, and the rotation amplitude is determined by the gear position 26 and the initial position 25 on the rotary member 23; specifically, the embodiment further includes a limiting portion 27, and the limiting portion 27 is in interference connection with the gear shift 26 and the initial position 25, so that the rotatable range of the rotating member 23 is an included angle between the gear shift 26, the initial position 25 and the rotation axis of the rotating member 23. In some embodiments, an angular limit groove is provided on the engaging portion 21 or the first rotating member 20, and a protrusion matched with the angular limit groove is provided on the rotating member 23; when the rotation amplitude is realized, the gear separating position 26 and the initial position 25 are respectively positioned at two sides of the bulge. In the preferred embodiment, the rotating member 23 is provided with a protrusion at the gear position 26 and the initial position 25, and the first rotating member 20 is provided with a protrusion interfering therewith. The angle between the shift position 26, the initial position 25 and the rotation axis of the rotating member 23 is engaged with the engaging portion 21 and the engaging claw 32 to adjust the relative rotatable angle range of the first rotating member 20 and the second rotating member 30. The working principle of the embodiment is as follows: when the first rotating member 20 and the second rotating member 30 rotate relatively, the jaws 32 move on the teeth of the engaging portion 21 in an engaging manner to achieve the adjustment and positioning of the angle level, when the jaws 32 move to the last tooth slot of the engaging portion 21 or the separating position 26 of the rotating member 23 abuts against the limiting portion 27, the first rotating member 20 and the second rotating member 30 rotate relatively, the locking portion 31 is linked with the driving portion 24, the jaws 32 leave the tooth slots 22 and do not interfere with the engaging portion 21, and at this time, the elastic supporting member 33 is pressed and deformed. The first rotating member 20 and the second rotating member 30 can be relatively reset; after resetting, when the claw 32 returns to the initial tooth position of the engaging portion 21, or the initial position 25 of the rotating member 23 abuts against the limiting portion 27, the first rotating member 20 and the second rotating member 30 continue to rotate relatively, the locking portion 31 and the driving portion 24 are separated from the linkage state, and the claw 32 is engaged with the engaging portion 21 again under the elastic action of the elastic abutting member 33, so that resetting and locking are realized, and the next angle adjustment is waited.

The present embodiment achieves the level adjustment and positioning of the rotation angle of the first rotating part 20 with respect to the second rotating part 30 by the tooth position shift of the engaging part 21, the number of tooth spaces of the engaging part 21 representing the number of stages of the angle adjustment, and the inclination angle determined by the position of each tooth position. Therefore, the embodiment can realize the gear adjustment of the inclination angle and the locking of the gear, thereby improving the practicability of the product using the angle adjustment locking device. The mode of realizing angle regulation gear reset is very simple and ingenious, and the positioning angle regulation structure can be reset to the original gear state without manual operation, so that the next round of inclination angle regulation operation is facilitated.

Specifically, the present invention also relates to a trolley case with transportation rollers, which comprises the above-mentioned embodiment, wherein one of the first rotating member 20 and the second rotating member 30 is a fixed member, and the other is a movable member; the fixed piece is arranged at the part of the case which does not do operation rotation, and the movable piece is arranged at the part of the operation rotation; the utility model relates to a but location angle regulation device can install in pull rod and case and bag main part combination department, perhaps pull rod and extension rod combination department even pull rod and handle department realize the multidimension degree adjustment of pull rod case and bag to the different crowds of adaptation, user demand when pulling the pull rod case and bag. For example, the fixed member is installed at the joint of the pull rod and the luggage main body, the movable member is installed on the luggage body, one end of the movable member is rotatably connected with the fixed member, the other end of the movable member is connected with the pull rod, and the angle adjustment and the reset of the pull rod relative to the luggage body are realized by rotating the pull rod.

Particularly speaking, the utility model discloses still relate to a contain the pull rod case and bag that has transportation gyro wheel of above-mentioned embodiment, including mount 10, mount 10 is installed on the case and bag body or on the case and bag base frame. The case base frame is like a trolley, the bottom is provided with the idler wheels, the upper frame body is provided with the case main body, and the pull rod is arranged on one side of the frame body, such as a pet transport bag and the like which are frequently arranged on the market. The fixing frame 10 is provided with a through containing hole 11, and the containing hole 11 can contain the angle positioning and adjusting device for the pull rod in the reset state in the above embodiment. A blocking part 12 is arranged in the accommodating hole 11, and the fixed piece is limited by the blocking part.

Specifically, one of the first rotating member 20 and the second rotating member 30 is a fixed member, and the other is a movable member; as shown in the attached drawings of the specification, the embodiment of the utility model discloses a positioning angle adjusting device with a fixing frame 10; the blocking part 12 is an annular step table in the accommodating groove 11, the first rotating member 20 is a fixed member, the tail end of the first rotating member 20 is limited by the annular step table, the front end of the first rotating member passes through the annular step table to be connected with one end of the second rotating member 30, and the other end of the second rotating member 30 is connected with the pull rod; when the pull rod, the second rotating part 30 and other linkage parts are in a reset state, the pull rod, the second rotating part and other linkage parts conform to the size of the step platform, can smoothly pass through the annular step platform and are stored at the back of the luggage main body or the bottom of the luggage rack, so that the space is saved, and the storage is convenient.

Claims

1. A device capable of positioning and adjusting angles for a pull rod is characterized by comprising a first rotating piece and a second rotating piece rotatably connected with the first rotating piece, wherein the first rotating piece is fixedly provided with an engaging part, the engaging part is provided with an arc surface, the arc surface is provided with a plurality of tooth grooves, and one side of the engaging part is rotatably connected with a rotating piece; the second rotating piece is rotationally connected with a locking piece which is fixedly provided with a clamping jaw meshed with the tooth socket; the second rotating piece is also provided with an elastic supporting piece for preventing the jaw from reversing;

when the meshing part rotates, the claw moves at the tooth position of the meshing part to realize the adjustment and positioning of the angle level; limited by the elastic supporting piece, the claw can only move along a single direction; when the claw is separated from the last tooth position, the rotating member rotates to drive the locking member to rotate so as to enable the claw to be separated from the tooth position, and the first rotating member and the second rotating member can relatively rotate and reset; after resetting, the claw is meshed with the meshing part again under the elastic action of the elastic propping piece, so that resetting and locking are realized.

2. The device of claim 1, wherein the elastic supporting member is an elastic pick or a spring or an elastic protrusion.

3. The positionable angle-adjusting apparatus for a tension rod of claim 1, wherein the rotary member is provided with an actuating portion, a distance from a side of the actuating portion facing the locking member to the locking portion being greater than a distance from a side of the engaging portion facing the locking portion to the locking portion.

4. A positionable angle adjustment apparatus for a drawbar according to claim 3, wherein the drive portion contacts the locking member and drives it to rotate in a contact friction or gear engagement or snap-fit manner.

5. The positionable angle-adjustment apparatus for a drawbar according to claim 3, wherein the rotary member further has a shift position and an initial position; the included angle between the gear separation position, the initial position and the rotating shaft center of the rotating piece is adapted to the angle range of the engagement adjustment of the clamping jaw and the engaging part.

6. The device for positioning and adjusting the angle of a pull rod according to claim 5, further comprising a limiting part, wherein the limiting part is in interference connection with the gear shifting position and the initial position, so that the rotatable range of the rotating member is an included angle between the gear shifting position and the initial position and the rotating shaft center of the rotating member.

7. A case comprising a positionable angle adjustment apparatus for a drawbar according to any of claims 1 to 6, wherein the first rotatable member and the second rotatable member are selected to be a fixed member and the other to be a movable member.

8. A luggage as claimed in claim 7, further comprising a fixing frame, wherein the fixing frame is provided with a through-hole for receiving the angle-adjustable device for positioning the pull rod in the initial state or the reset state.

9. A luggage as claimed in claim 8, wherein the receiving hole is provided with a blocking portion, the locking member being restricted by said blocking portion.

10. A case according to claim 8, wherein the mounting bracket is mounted on the case body or on a base bracket of the case.