CN215245310U

CN215245310U - Stable type folding handle vertical pipe locking device

Info

Publication number: CN215245310U
Application number: CN202120199240.4U
Authority: CN
Inventors: 刘海炜; 周奇; 谢刚
Original assignee: Hongji Intelligent Bike Co ltd
Current assignee: Hongji Intelligent Bike Co ltd
Priority date: 2021-01-25
Filing date: 2021-01-25
Publication date: 2021-12-21
Anticipated expiration: 2031-01-25

Abstract

The utility model discloses a stable type folding handle vertical pipe locking device, which comprises an upper seat and a lower seat which are hinged; the surface of the lower seat is provided with a limiting groove; the surface of the upper seat is elastically connected with a pressing block; the pressing block is in inserted fit with the limiting groove in an initial state to lock the upper seat and the lower seat; pulling the pressing block to be separated from the limiting groove, and unlocking the upper seat and the lower seat; the pressing block which is elastically movable is utilized, so that the pressing block can be quickly pulled away from the limiting groove when the pressing block needs to be disassembled, and the upper seat is separated so as to be folded; similarly, when the assembly between the upper seat and the lower seat needs to be restored again, the pressing block can be spontaneously embedded into the limiting groove by means of elastic pressure, and the structural stability of the folding handle vertical pipe structure in the use state is guaranteed.

Description

Stable type folding handle vertical pipe locking device

Technical Field

The utility model relates to a riser technical field especially relates to a stable form is folding riser locking device.

Background

At present, a plurality of folding handle vertical pipes need to be held by hands to align, and then the folding mechanisms can be locked or unlocked, so that the defects of inconvenient use, complex mechanism, poor appearance, inconvenient assembly and the like are overcome. In addition, relevant regulations have been set in foreign markets to encourage changes to this situation. Therefore, it is necessary to provide a stable locking device for a folding handle vertical pipe, which is stable in disassembly and assembly and safe in use.

Disclosure of Invention

The purpose of the invention is as follows: in order to overcome the deficiencies in the prior art, the utility model provides a stable form folding handle riser locking device with stable dismounting action and safe use.

The technical scheme is as follows: in order to achieve the purpose, the utility model discloses a stable folding handle riser locking device, which comprises an upper seat and a lower seat which are hinged; the surface of the lower seat is provided with a limiting groove; the surface of the upper seat is elastically connected with a pressing block; the pressing block is in inserted fit with the limiting groove in an initial state, and the upper seat and the lower seat are locked; and pulling the pressing block to be separated from the limiting groove, and unlocking the upper seat and the lower seat.

Furthermore, a clamping piece is movably arranged on the surface of the upper seat; when the clamping piece is positioned at one end of the movable path close to the upper seat, the clamping piece correspondingly interferes with the moving path of the pressing block; when the clamping piece is positioned at one end of the movable path far away from the upper seat, the clamping piece is positioned outside the moving path of the pressing piece.

Further, the card member includes a rotating body and a guide member; the guide piece is in telescopic fit with the upper seat through threaded fit; the rotating body is connected with one end of the guide piece, which is far away from the upper seat, and the rotating body and the guide piece rotate synchronously; the pressing block is sleeved on the periphery of the guide piece; the pressing block slides back and forth along the length direction of the guide piece.

Further, a spring is connected between the rotating body and the pressing block; the spring drives the pressing block to be embedded and matched with the limiting groove.

Furthermore, a self-locking nut is arranged at one end of the guide piece, which extends into the upper seat in a matching manner; a first clamp spring is arranged on one side, facing the pressing block, of the self-locking nut; the clamp spring is fixedly sleeved on the periphery of the guide part.

Furthermore, a second clamp spring is fixedly sleeved on the periphery of the guide piece; the second clamp spring is positioned outside the upper seat; when the pressing block is located at the inserting position, the second clamp spring is in fit contact with the pressing block.

Furthermore, a transition inclined plane is arranged at the bottom of the tail end of the embedding part of the pressing block; the transition inclined plane is in contact with the surface of the lower seat above the limiting groove; when the upper seat is rotated to the locking position, the transition inclined surface slides along the surface of the lower seat under extrusion and is embedded into the limiting groove.

Has the advantages that: the utility model relates to a stable type folding handle vertical pipe locking device, which comprises an upper seat and a lower seat which are hinged; the surface of the lower seat is provided with a limiting groove; the surface of the upper seat is elastically connected with a pressing block; the pressing block is in inserted fit with the limiting groove in an initial state, and the upper seat and the lower seat are locked; pulling the pressing block to be separated from the limiting groove, and unlocking the upper seat and the lower seat; the flexible switching between the locking state and the unlocking state is realized by means of the elastic movable pressing block; the bottom of the tail end of the embedding part of the pressing block is provided with a transition inclined plane to realize sliding contact with the outer surface of the top of the lower seat, so that the rotation of the upper seat and the limiting of the pressing block are synchronously completed, and the locking step is simplified; the pressing block is limited by the clamping piece movably arranged on the upper seat, so that the use safety of the locking device is further improved; the pressing block is in elastic sliding fit with the clamping piece, so that the action execution stability of the locking device is improved.

Drawings

FIG. 1 is an internal cross-sectional view of the locking device in a locked condition;

FIG. 2 is a schematic view of the partial unlocking of the clip;

FIG. 3 is a schematic view of a partial unlocking of the pressure block;

fig. 4 is a schematic diagram of the self-locking trigger position of the locking device.

Detailed Description

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

A stable folding handle riser locking device, as shown in fig. 1, comprises an upper seat 5 and a lower seat 6 which are hinged; the surface of the lower seat 6 is provided with a limiting groove 61; the surface of the upper seat 5 is elastically connected with a pressing block 8; the pressing block 8 is in inserted fit with the limiting groove 61 in an initial state, and the upper seat 5 and the lower seat 6 are locked; pulling the pressing block 8 to be separated from the limiting groove 61, and unlocking the upper seat 5 and the lower seat 6; by utilizing the pressing block 8 which is elastically movable, the pressing block 8 can be quickly pulled away from the limiting groove 61 when the disassembly is needed, so that the upper seat 5 is separated and the folding operation is further carried out; similarly, when the assembly between the upper seat 5 and the lower seat 6 needs to be restored again, the pressing block 8 can be spontaneously embedded into the limiting groove 61 by virtue of elastic pressure, and the structural stability of the folding handle vertical pipe structure in the use state is ensured.

The surface of the upper seat 5 is also movably provided with a clamping piece 2; as shown in fig. 1, when the clamping member 2 is located at one end of the moving path close to the upper seat 5, the moving path of the pressing block 8 is correspondingly interfered with the clamping member 2, and at this time, the pressing block 8 cannot be separated from the limiting groove 61 in the moving range; as shown in fig. 2, when the movable path is located at an end far from the upper seat 5, the clamping member 2 is located outside the moving path of the pressing member 8, and at this time, the pressing member 8 moves in the direction shown in fig. 3, and then leaves the limiting groove 61 to complete the unlocking action of the locking device; the effect of setting up fastener 2 lies in: can utilize its spacing effect, avoid solitary briquetting 8 to lead to the condition of its activity unblock because of accidental contact such as scraping in the use, improved riser locking device's safety in utilization greatly.

As shown in fig. 1, the card member 2 includes a rotary body 1 and a guide 10; the guide piece 10 is in telescopic fit with the upper seat 5 through threaded fit; the rotating body 1 is connected with one end of the guide piece 10 far away from the upper seat 5, and the two rotate synchronously; the pressing block 8 is sleeved on the periphery of the guide piece 10; the pressing block 8 slides back and forth along the length direction of the guide 10; the thread matching mode can enable an operator to adjust the position of the clamping piece 2 in a hand screwing mode, so that the condition limitation of tools is eliminated; meanwhile, the screw thread screwing-in and screwing-out mode is efficient, the stability of the movement of the parts is considered, and the safety of the locking device during disassembly and assembly is improved; the pressing block 8 is in sliding fit with the guide piece 10, a stable moving path is obtained, the stability of the operation action of the locking device is further improved, and the failure rate is reduced.

A spring 9 is connected between the rotating body 1 and the pressing block 8; the spring 9 drives the pressing block 8 to be matched with the limiting groove 61 in an embedding manner; the spring 9 enables the pressing block 8 to realize elastic movement; and the rotator 1 can rely on the effect of spring 9 to compress tightly briquetting 8 after precession to avoided the spacing of conventional laminating contact, reduced the wearing and tearing between the part, reduced the corrosion of material under the coating, improved locking device's life.

One end of the guide piece 10, which extends into the upper seat 5, is provided with a self-locking nut 4 in a matching way; a first clamp spring 31 is arranged on one side, facing the pressing block 8, of the self-locking nut 4; the clamp spring 31 is fixedly sleeved on the periphery of the guide part 10; the self-locking nut 4 is used for screwing out the guide piece 10 to limit and avoid separation; the first clamp spring 31 is used for separating the self-locking nut 4 from the inner wall of the upper seat 5, and abrasion of parts is reduced.

A second clamp spring 32 is fixedly sleeved on the periphery of the guide part 10; the second clamp spring 32 is positioned outside the upper seat 5; when the pressing block 8 is located at the inserting position, the second clamp spring 32 is in contact with the pressing block 8 in a fitting manner, so that the corresponding end face of the pressing block 8 is prevented from being in contact abrasion with the outer surface of the upper seat 5.

The bottom of the tail end of the embedding part of the pressing block 8 is provided with a transition inclined plane 81; the transition inclined surface 81 is in contact with the lower seat surface above the limiting groove 61; when the upper seat 5 is rotated to the locking position, the transition inclined surface 81 slides along the surface of the lower seat 6 under extrusion and is embedded into the limiting groove 61; as shown in fig. 4, which is a position schematic of the self-locking triggering of the locking device, at this time, the transition inclined plane 81 just contacts with the surface of the lower seat 6, the rotation of the upper seat 5 and the preliminary locking of the pressing block 8 can be synchronously performed by utilizing the sliding effect of the inclined plane structure and the elastic free movement of the pressing block 8, and then the limiting of the pressing block 8 can be completed by rotating the clamping piece 2; the design of transition inclined plane 81 has simplified the operating procedure of locking the riser greatly, has promoted the availability factor.

The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.

Claims

1. The utility model provides a stable form is folding handle riser locking device which characterized in that: comprises an upper seat (5) and a lower seat (6) which are hinged; a limiting groove (61) is formed in the surface of the lower seat (6); the surface of the upper seat (5) is elastically connected with a pressing block (8); the pressing block (8) is in embedded fit with the limiting groove (61) in an initial state, and the upper seat (5) and the lower seat (6) are locked; the pressing block (8) is pulled to be separated from the limiting groove (61), and the upper seat (5) and the lower seat (6) are unlocked.

2. The stable folding handle riser locking apparatus of claim 1, wherein: the surface of the upper seat (5) is also movably provided with a clamping piece (2); when the clamping piece (2) is positioned at one end of the movable path close to the upper seat (5), the moving path of the pressing block (8) is correspondingly interfered; when the clamping piece (2) is positioned at one end of the movable path far away from the upper seat (5), the clamping piece is positioned outside the moving path of the pressing block (8).

3. The stable folding handle riser locking apparatus of claim 2, wherein: the clamping piece (2) comprises a rotating body (1) and a guide piece (10); the guide piece (10) is in telescopic fit with the upper seat (5) through threaded fit; the rotating body (1) is connected and arranged at one end of the guide piece (10) far away from the upper seat (5), and the rotating body and the guide piece rotate synchronously; the pressing block (8) is sleeved on the periphery of the guide piece (10); the pressing block (8) slides in a reciprocating manner along the length direction of the guide piece (10).

4. The stable folding handle riser lock of claim 3, wherein: a spring (9) is connected between the rotating body (1) and the pressing block (8); the spring (9) drives the pressing block (8) to be embedded and matched with the limiting groove (61).

5. The stable folding handle riser lock of claim 3, wherein: one end of the guide piece (10) extending into the upper seat (5) is provided with a self-locking nut (4) in a matching way; a first clamp spring (31) is arranged on one side, facing the pressing block (8), of the self-locking nut (4); the clamp spring (31) is fixedly sleeved on the periphery of the guide piece (10).

6. The stable folding handle riser locking apparatus of claim 5, wherein: a second clamp spring (32) is fixedly sleeved on the periphery of the guide piece (10); the second clamp spring (32) is positioned outside the upper seat (5); when the pressing block (8) is located at the inserting position, the second clamping spring (32) is attached to and contacted with the pressing block (8).

7. The stable folding handle riser locking apparatus of claim 1, wherein: a transition inclined plane (81) is arranged at the bottom of the tail end of the embedding part of the pressing block (8); the transition inclined plane (81) is in contact with the surface of the lower seat above the limiting groove (61); when the upper seat (5) is rotated to a locking position, the transition inclined surface (81) slides along the surface of the lower seat (6) under extrusion and is embedded into the limiting groove (61).