CN211672759U

CN211672759U - Portable file safety box

Info

Publication number: CN211672759U
Application number: CN201922325932.4U
Authority: CN
Inventors: 王双枝
Original assignee: Quanzhou Anju Machinery Technology Co ltd
Current assignee: Quanzhou Anju Machinery Technology Co ltd
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-10-16
Anticipated expiration: 2029-12-23

Abstract

The field relates to the field of portable safe boxes, in particular to a file safe box which has simple structure, convenient use and convenient carrying, the upper cylinder and the lower cylinder are filled with high-pressure gas, the moving piston is provided with a through hole, the pressure of the whole steel pipe is ensured not to change along with the movement of the moving piston, the gas pressure at the two ends of the moving piston is equal, the sectional areas of the two sides of the moving piston are different, the lower end of the moving piston is connected with a supporting rod, the upper end of the moving piston is not connected with the supporting rod, when the button is pressed down, the trapezoidal block moves rightwards, when the button is released, the button is bounced open by the elastic force of the spring, the support rod is pressed upwards by the trapezoidal block, under the action of gas pressure, gas pressure towards the side with the smaller cross section area is generated, so that the inner steel pipe moves downwards to push the wheels out of the trunk to be in contact with the ground, and similarly, the wheels in the second portable device arranged at the other side are pushed out to be in contact with the ground.

Description

Portable file safety box

Technical Field

The utility model relates to a file safety box who conveniently carries belongs to portable safety box field.

Background

The utilization rate of the safety box is very wide nowadays, the safety box can be used in various fields such as military, business and civil use, the file safety box is also characterized by being waterproof, dustproof, fall-resistant and anti-seismic, but files contained in the file safety box are more, the weight reaches a certain degree, the carried road surface is uneven, and the safety box is not easy to use for people with weak physical strength.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a file safety box that simple structure, convenient to use, convenient to carry exist to the not enough of above background prior art.

In order to achieve the above purpose, the present invention is realized by the following technical solution: the method is characterized in that: the portable device is arranged in the box body, the portable device comprises wheels, a turning head, buttons, a trapezoidal block, a round rod, a spring, an inner steel pipe, a supporting rod, through holes, a moving piston, an outer steel pipe, an upper air cylinder and a lower lifting cylinder, the wheels are connected with the turning head, the right side of the spring is welded on the inner side of the inner steel pipe, the left side of the spring is welded on a stress sheet below the trapezoidal block, the buttons and the trapezoidal block are of an integrated structure, the bottom end of the round rod is attached to the right inclined plane of the trapezoidal block, the supporting rod penetrates through and is arranged in the inner steel pipe and the outer steel pipe, the moving piston is provided with the through holes, the moving piston is arranged at the upper end of the inner steel pipe and is attached to the inner wall of the outer steel pipe, the outer steel tube internally comprises an upper cylinder and a lower lifting cylinder, the round rod and the supporting rod are of an integrated structure, the round rod penetrates through the bottom of the inner steel tube, the rotary head, the inner steel tube, the supporting rod and the outer steel tube are of the same axial lead, and the upper cylinder and the lower lifting cylinder are filled with high-pressure gas.

Furthermore, the portable handle is arranged on the left side of the box body;

furthermore, the box body is used for connecting the pull rod with the hand-held handle;

furthermore, the wheels are embedded in the right side of the box body, and the buttons and the hand-held handles are on the same plane.

The beneficial effects of utility model are that: the upper cylinder and the lower cylinder are filled with high-pressure gas, the moving piston is provided with a through hole, the pressure of the whole steel pipe is ensured not to change along with the movement of the moving piston, the gas pressure at two ends of the moving piston is equal, the sectional areas at two sides of the moving piston are different, the lower end of the moving piston is connected with a support rod, the upper end of the moving piston is not connected with the support rod, when a button is pressed down, the trapezoidal block moves rightwards, the button is released to be bounced open by the spring force, the support rod is upwards extruded by the trapezoidal block, under the action of the gas pressure, the gas pressure towards one side with the smaller sectional area is generated, the inner steel pipe moves downwards to push the wheels out of the luggage box to be in contact with the ground, and similarly, the wheels in the second portable device arranged at the other side are pushed out to be in contact with the, convenient to carry, labour saving and time saving.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural view of a portable document security box of the present invention;

FIG. 2 is a schematic plan view of a portable document security box according to the present invention;

FIG. 3 is a schematic view of a portable device of the portable document security box of the present invention;

in the figure: the device comprises a box body-1, a box cover-2, a pull rod-3, a handle-4, a portable device-5, wheels-51, a rotating head-52, a button-53, a trapezoidal block-54, a round rod-55, a spring-56, an inner steel pipe-57, a support rod-58, a hole-59, a moving piston-510, an outer steel pipe-511, an upper cylinder-512 and a lower cylinder-513.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1, fig. 2 and fig. 3, the present invention provides a technical solution: the utility model provides a file safety box that conveniently carries which characterized in that: the portable device comprises a box body 1, a box cover 2, a pull rod 3, a hand-held handle 4 and a portable device 5, wherein the upper left end of the box body 1 is hinged with the bottom end of the box cover 2, the pull rod 3 is installed at the head end of the box body 1, the box body 1 is used for connecting the box cover 2 with the hand-held handle 4, the portable device 5 is installed inside the box body 1, the portable device 5 comprises a wheel 51, a rotating head 52, a button 53, a trapezoidal block 54, a round rod 55, a spring 56, an inner steel tube 57, a support rod 58, a through hole 59, a moving piston 510, an outer steel tube 511, an upper cylinder 512 and a lower lifting cylinder 513, the wheel 51 is connected with the rotating head 52, the right side of the spring 56 is welded on the inner side of the inner steel tube 57, the left side of the spring 56 is welded on a stress sheet below the trapezoidal block 54, the button 53 and the trapezoidal block 54 are of an integrated structure, the bottom end of the round rod 55, the movable piston 510 is provided with a through hole 59, the movable piston 510 is installed at the upper end of the inner steel pipe 57 and attached to the inner wall of the outer steel pipe 511, the outer steel pipe 511 comprises an upper cylinder 512 and a lower lifting cylinder 513, the round rod 55 and the supporting rod 58 are of an integrated structure, the round rod 55 penetrates through the bottom of the inner steel pipe 57, the rotating head 52, the inner steel pipe 57, the supporting rod 58 and the outer steel pipe 511 are on the same axial lead, the upper cylinder 512 and the lower lifting cylinder 513 are filled with high-pressure gas, the handle 4 is arranged on the left side of the box body 1, the box body 1 is used for connecting the pull rod 3 with the handle 4, the wheel 51 is embedded in the right side of the box body 1, and the button 53 and the handle 4 are on the.

The spring 56 described in this patent is a coil spring, and the spring 56 has long been used for mechanical applications, and the wheel 51 is a universal wheel, so-called caster, which is constructed to allow 360 degrees of horizontal rotation.

For example, a user fills high-pressure gas into the upper cylinder 512 and the lower cylinder 513, the moving piston 510 is provided with a through hole 59 to ensure that the pressure of the whole steel tube does not change along with the movement of the moving piston 510, the gas pressure at the two ends of the moving piston 510 is equal, the cross sections of the two sides of the moving piston 510 are different, the lower end of the moving piston 510 is connected with the support rod 58, the upper end of the moving piston 510 is not connected with the support rod 58, when the button 53 is pressed down, the trapezoidal block 54 moves rightwards, when the button 53 is released, the support rod 58 is bounced back by the spring force, the support rod 58 is pressed upwards by the trapezoidal block 54, under the action of the gas pressure, air pressure towards the side with the smaller cross section is generated, so that the inner steel tube 57 moves downwards, the wheel 51 is pushed out of the trunk to.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a file safety box that conveniently carries which characterized in that: the portable device comprises a box body (1), a box cover (2), a pull rod (3), a hand-held handle (4) and a portable device (5), wherein the left upper end of the box body (1) is hinged with the bottom end of the box cover (2), the pull rod (3) is installed at the head end of the box body (1), the box body (1) is used for connecting the box cover (2) with the hand-held handle (4), the portable device (5) is installed inside the box body (1), the portable device (5) comprises wheels (51), a rotary head (52), a button (53), a trapezoidal block (54), a round rod (55), a spring (56), an inner steel pipe (57), a support rod (58), a through hole (59), a moving piston (510), an outer steel pipe (511), an upper air cylinder (512) and a lower lifting cylinder (513), the wheels (51) are connected with the rotary head (52), and the inner steel pipe (57) on the right side of, the left side of the spring (56) is welded on a stress sheet below the trapezoidal block (54), the button (53) and the trapezoidal block (54) are of an integrated structure, the bottom end of the round rod (55) is attached to the right inclined plane of the trapezoidal block (54), the support rod (58) penetrates through and is arranged inside the inner steel pipe (57) and the outer steel pipe (511), the moving piston (510) is provided with a through hole (59), the moving piston (510) is arranged at the upper end of the inner steel pipe (57) and is attached to the inner wall of the outer steel pipe (511), the outer steel pipe (511) comprises an upper cylinder (512) and a lower lifting cylinder (513), the round rod (55) and the support rod (58) are of an integrated structure, and the round rod (55) penetrates through the bottom of the inner steel pipe (57), the rotating head (52), the inner steel pipe (57), the supporting rod (58) and the outer steel pipe (511) are arranged on the same axial line, and the upper cylinder (512) and the lower cylinder (513) are filled with high-pressure gas.

2. A portable document security case according to claim 1 wherein: the handle (4) is arranged on the left side of the box body (1).

3. A portable document security case according to claim 1 wherein: the box body (1) is used for connecting the pull rod (3) with the hand-held handle (4).

4. A portable document security case according to claim 1 wherein: the wheel (51) is embedded in the right side of the box body (1), and the button (53) and the handle (4) are on the same plane.