CN220974051U

CN220974051U - Telescopic expansion frame

Info

Publication number: CN220974051U
Application number: CN202322630490.0U
Authority: CN
Inventors: 朱德见; 李新德
Original assignee: Chongqing Kedanyuan Technology Co ltd
Current assignee: Chongqing Kedanyuan Technology Co ltd
Priority date: 2023-09-27
Filing date: 2023-09-27
Publication date: 2024-05-17
Anticipated expiration: 2033-09-27

Abstract

The utility model relates to the technical field of expansion frames, and discloses a telescopic expansion frame which comprises an intermediate layer, a roller mounting bracket, a platform layer, a second support column, a moving assembly, a rotating assembly and a supporting assembly, wherein the moving assembly is arranged at the top of the roller mounting bracket, the rotating assembly is arranged above the platform layer, and the supporting assembly is arranged at the bottom end of the second support column; the support assembly comprises a first movable rod, a spring is fixedly connected to the bottom of the first movable rod, a support block is fixedly connected to the bottom end of the spring, and a second movable rod is fixedly connected to the top of each of the two ends of the support block. This flexible frame that extends through rotating the subassembly, can rotate supporting component, and the use of the supporting component of being convenient for is accomodate, through supporting component, can support the platform layer, and the use of the platform layer of being convenient for avoids its collapse.

Description

Telescopic expansion frame

Technical Field

The utility model relates to the technical field of expansion frames, in particular to a telescopic expansion frame.

Background

The automobile trunk expansion frame is used for being installed in an automobile trunk, specially placing articles in the trunk and commonly used for police, for example, tools such as various police tools are placed at various positions in a classified mode, and when the corresponding police tools are needed to be used, the tools are taken out and used rapidly.

Most of the existing expansion frames are not improved on supporting columns, and when a platform layer is used, economic loss is caused due to collapse of the supporting effect, so that the expansion frames are proposed.

Disclosure of utility model

(One) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the telescopic expansion frame, which has the advantages of supporting the expansion frame widening plate and the like, and solves the problem that the expansion frame widening plate collapses because of no support.

(II) technical scheme

In order to achieve the purpose of supporting the widening plate of the expansion frame, the utility model provides the following technical scheme:

the telescopic expansion frame comprises an intermediate layer, a roller mounting bracket, a platform layer, a second support column, a moving assembly, a rotating assembly and a supporting assembly, wherein the moving assembly is arranged at the top of the roller mounting bracket, the rotating assembly is arranged above the platform layer, and the supporting assembly is arranged at the bottom end of the second support column;

The support assembly comprises a first movable rod, a spring is fixedly connected to the bottom of the first movable rod, a support block is fixedly connected to the bottom end of the spring, and a second movable rod is fixedly connected to the top of each of the two ends of the support block.

As a preferable technical scheme of the utility model, the moving assembly comprises a first rotating rod, wherein a roller mounting bracket penetrates through the middle of the first rotating rod, and rollers are fixedly connected to the upper end and the lower end of the first rotating rod.

As a preferable technical scheme of the utility model, the rotating assembly comprises a fixed block, wherein the inner wall of the fixed block is fixedly connected with gears, and a second rotating rod is fixedly connected between the two gears.

As a preferable technical scheme of the utility model, the bottoms of the two ends of the second support column are fixedly connected with a slide bar, the top end of the slide bar is fixedly connected with a fixed rod, and the tops of the left side and the right side of the first moving rod are fixedly connected with telescopic rods.

As a preferable technical scheme of the utility model, the middle part of the second rotating rod is fixedly connected with the middle part of the bottom end of the second support column, the middle part of the bottom end of the second support column is fixedly connected with a support block, and a cross beam is fixedly connected between the two roller mounting brackets.

As a preferable technical scheme of the utility model, a first support column is arranged above the middle layer, a hinge is fixedly connected at the joint of the platform layer and the middle layer, and a reinforcing longitudinal rib is fixedly connected inside the cross beam.

(III) beneficial effects

Compared with the prior art, the utility model provides the telescopic expansion frame, which has the following beneficial effects:

This flexible frame that extends through rotating the subassembly, can rotate supporting component, and the use of the supporting component of being convenient for is accomodate, through supporting component, can support the platform layer, and the use of the platform layer of being convenient for avoids its collapse.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the interface layer of FIG. 1 connected to a platform layer according to the present utility model;

FIG. 3 is a schematic view of the connection between the fixed block and the gear in FIG. 1 according to the present utility model;

fig. 4 is a schematic view illustrating a structure in which the first moving rod is connected to the spring in fig. 1 according to the present utility model.

In the figure: 1. an intermediate layer; 2. a roller mounting bracket; 3. a roller; 4. a first rotating lever; 5. reinforcing longitudinal ribs; 6. a cross beam; 7. a platform layer; 8. a first support column; 9. a hinge; 10. a fixed block; 11. a gear; 12. a second rotating lever; 13. a second support column; 14. a fixed rod; 15. a telescopic rod; 16. a first moving lever; 17. a slide bar; 18. a support block; 19. a second moving lever; 20. and (3) a spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-4, a telescopic expansion frame comprises an intermediate layer 1, a roller mounting bracket 2, a platform layer 7, a second support column 13, a moving assembly, a rotating assembly and a supporting assembly, wherein the moving assembly is arranged at the top of the roller mounting bracket 2, the rotating assembly is arranged above the platform layer 7, and the supporting assembly is arranged at the bottom end of the second support column 13;

The rotating assembly comprises a fixed block 10, a gear 11 is fixedly connected to the inner wall of the fixed block 10, a second rotating rod 12 is fixedly connected between the two gears 11, and the gear 11 drives the second rotating rod 12 to rotate by pulling the second supporting column 13, so that the second supporting column 13 can rotate conveniently;

In this embodiment, the bottoms of the two ends of the second support column 13 are fixedly connected with a slide bar 17, the top end of the slide bar 17 is fixedly connected with a fixed bar 14, and the tops of the left and right sides of the first moving bar 16 are fixedly connected with telescopic bars 15.

It should be noted that the slide bar 17 mainly assists the first moving bar 16 and the second moving bar 19 to move.

The support assembly comprises a first moving rod 16, a spring 20 is fixedly connected to the bottom of the first moving rod 16, a support block 18 is fixedly connected to the bottom end of the spring 20, a second moving rod 19 is fixedly connected to the top of each of two ends of the support block 18, after rotation is completed, the first moving rod 16 is moved through a telescopic rod 15, the first moving rod 16 moves a compression spring 20, the spring 20 compresses and drives the support block 18 to move, and the second support column 13 can be properly adjusted through the height of the ground.

In this embodiment, the moving assembly includes a first rotating rod 4, a roller mounting bracket 2 penetrates through the middle of the first rotating rod 4, and rollers 3 are fixedly connected to the upper end and the lower end of the first rotating rod 4.

In this embodiment, the middle part of the second rotating rod 12 is fixedly connected with a supporting block 18 at the middle part of the bottom end of the second supporting column 13, and a cross beam 6 is fixedly connected between the two roller mounting brackets 2.

In this embodiment, be provided with first support column 8 in the top of intermediate level 1, the junction fixedly connected with hinge 9 of platform layer 7 and intermediate level 1, the inside fixedly connected with of crossbeam 6 is indulged muscle 5.

It should be noted that, bottom swing joint of intermediate level 1 has the fixed layer, and intermediate level 1 slides through gyro wheel relatively fixed layer, and platform layer 7 slides through gyro wheel relatively intermediate level 1, realizes the flexible of platform.

Working principle: through pulling second support column 13, make gear 11 drive second dwang 12 and rotate, the rotation of second support column 13 of being convenient for, after finishing rotating, move first movable rod 16 through telescopic link 15, first movable rod 16 moves compression spring 20, and spring 20 compression drives supporting shoe 18 and removes, can carry out suitable adjustment to second support column 13 through the height on ground.

The beneficial effects are that:

This flexible frame that extends through rotating the subassembly, can rotate supporting component, and the use of the supporting component of being convenient for is accomodate, through supporting component, can support platform layer 7, and the use of platform layer 7 of being convenient for avoids its collapse.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The telescopic expansion frame comprises an intermediate layer (1), a roller mounting bracket (2), a platform layer (7), a second support column (13), a moving assembly, a rotating assembly and a supporting assembly, wherein the moving assembly is arranged at the top of the roller mounting bracket (2), the rotating assembly is arranged above the platform layer (7), and the supporting assembly is arranged at the bottom end of the second support column (13);

The method is characterized in that: the support assembly comprises a first movable rod (16), a spring (20) is fixedly connected to the bottom of the first movable rod (16), a support block (18) is fixedly connected to the bottom end of the spring (20), and a second movable rod (19) is fixedly connected to the tops of two ends of the support block (18).

2. The telescoping expansion frame of claim 1, wherein: the movable assembly comprises a first rotating rod (4), wherein the middle part of the first rotating rod (4) is penetrated with a roller mounting bracket (2), and the upper end and the lower end of the first rotating rod (4) are fixedly connected with rollers (3).

3. The telescoping expansion frame of claim 1, wherein: the rotating assembly comprises a fixed block (10), the inner wall of the fixed block (10) is fixedly connected with gears (11), and a second rotating rod (12) is fixedly connected between the two gears (11).

4. The telescoping expansion frame of claim 1, wherein: the bottom fixedly connected with slide bar (17) at second support column (13) both ends, the top fixedly connected with dead lever (14) of slide bar (17), the top fixedly connected with telescopic link (15) of first movable rod (16) left and right sides.

5. A telescopic expansion bracket according to claim 3, wherein: the middle part fixedly connected with second support column (13) in the middle part of second dwang (12) bottom fixedly connected with supporting shoe (18), two fixedly connected with crossbeam (6) between gyro wheel installing support (2).

6. The telescoping expansion bracket of claim 5, wherein: the top of intermediate level (1) is provided with first support column (8), the junction fixedly connected with hinge (9) of platform layer (7) and intermediate level (1), the inside fixedly connected with of crossbeam (6) is indulged muscle (5).