Draw-bar box for portable test equipment

Abstract

The utility model provides a draw-bar box for portable test equipment, which comprises a box body, a box cover and a box body accessory, and the box body and the box cover are in openable connection through a damping hinge and a threading hinge; nut struts are embedded in the box cover to serve as mounting connectors of a display screen panel, vibration isolator mounting connectors are arranged at the bottom and four corners of the side edge in the box body, an air inlet and a composite outlet are formed in the front side wall and the rear side wall of the box body respectively, and the composite outlet comprises an air outlet and an electric external connection outlet. Installation interfaces of various components are reserved in the packaging box, the packaging box does not need to be taken out for use when being used, packaging and using integration is achieved, and the packaging box is suitable for hanging test equipment.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of aircraft hanging test, relates to portable test equipment, specifically relates to a draw-bar box for portable test equipment. BACKGROUND

[0002] The test equipment of the existing aircraft hanging product is mostly 10U or 12U shock-absorbing case, which is bulky and heavy, and is difficult to package and transport. Some test equipment selects a finished draw-bar box, but since there is no installation interface for test ports, heat dissipation ports, screens and internal components, it cannot be integrated with the overall design of the equipment, and it is impossible to further carry out environmental adaptability design such as heat dissipation, vibration isolation and salt mist resistance. Generally, it is only used as a packaging box, and a sufficient thickness of sponge lining needs to be laid inside, the space utilization rate is low, and the internal equipment needs to be taken out and unfolded separately for use, which is relatively inconvenient.

[0003] Therefore, a draw-bar box suitable for hanging test equipment is needed. UTILITY MODEL CONTENT

[0004] Therefore, in order to solve the above problems of the prior art, the utility model aims to provide a draw-bar box for portable test equipment, which reserves installation interfaces for various components and is suitable for hanging test equipment. The equipment does not need to be taken out for use, realizing the integration of packaging and use.

[0005] To achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A draw-bar box for portable test equipment, comprising a box body, a box cover and a box body accessory, the box body accessory comprising a draw-bar, a caster, a damping hinge, a threading hinge, a lock catch and a foot; the box body and the box cover are connected through the damping hinge and the threading hinge, so as to limit the opening angle of the box cover and provide support, and meet the electrical connection of the display device and the operating device of the test equipment.

[0007] The box cover is embedded with a nut support as an installation interface for a display screen panel; vibration isolators are installed at the bottom and four corners of the inside of the box body; the front and rear walls of the box body are respectively provided with an air inlet and a composite outlet, the composite outlet comprising an air outlet and an electrical external connection outlet.

[0008] Further, the box cover and the box body are made of non-metallic materials.

[0009] Still further, a frame is arranged at the opening of the box cover and the box body, and the other surfaces are all provided with ribs and protrusions for reinforcement.

[0010] Specifically, the box cover is provided with a sealing hole at the position of the frame on the front side, which is used for lead sealing or padlock sealing.

[0011] Further, the rear side of the box body is also provided with a rear door assembly to protect the composite outlet.

[0012] Further, the bottom of the box body is embedded with a positioning nut as a pull rod mounting interface, and the pull rod is a plate type non-metallic pull rod.

[0013] Further, the bottom surface and the side surface of the box body are provided with a plurality of feet, and the casters are fixed to the left side of the box body through a caster support, and the height of the feet matches the height of the casters.

[0014] Further, the caster support is a fork type structure, one side of which is shaped and mounted with the box body, and the other side of which is forked for mounting and fixing the casters.

[0015] Further, the left and right sides of the box body are provided with handles, which are arranged on the reinforcing ribs.

[0016] The beneficial effects of the utility model are:

[0017] The utility model internally reserves installation interfaces of various components, such as test ports, heat dissipation ports, screen and internal component installation interfaces, facilitates further design and installation of other components, and realizes packaging and use integration when the equipment is used; the damping hinge is provided to provide damping force for the box cover, the box cover can be rotated and stopped at any angle within the opening and closing angle range under the damping action, and the stability of the display screen in the box cover is ensured when working;

[0018] The carrying function of the pull rod box, ventilation and heat dissipation, electrical external outlet and protection, vibration isolation protection, display screen installation, inner core installation, box cover damping positioning, electrical interconnection between the box cover and the box body and other functions are considered;

[0019] It is suitable for single person to carry a single box, convenient for transfer, and double side handles are arranged to be lifted by two people when carrying; the pull rod box cover and the box body are made of non-metallic materials, do not affect the internal test components, and are light in weight and convenient for transfer. BRIEF DESCRIPTION OF DRAWINGS

[0020] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the embodiment or the prior art description will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments of the utility model, and other drawings can be obtained by those skilled in the art without creative labor.

[0021] Figure 1 It is a structural schematic view of the pull rod box of the utility model;

[0022] Figure 2 It is a structural schematic view of the pull rod box in a closed state of the utility model;

[0023] Figure 3 Figure 2 is a structural schematic view of the standing state of the trolley case of the present application;

[0024] Figure 4 Figure 3 is a structural schematic view of the trolley wheel of the trolley case of the present application;

[0025] Figure 5 Figure 4 is a structural schematic view of the horizontal placement state of the trolley case of the present application;

[0026] Figure 6 Figure 5 is a structural schematic view of the double-side carrying state of the trolley case of the present application;

[0027] Figure 7 Figure 6 is a structural schematic view of the rear view direction of the trolley case of the present application;

[0028] The reference signs are as follows: 1, case cover, 2, vibration isolator mounting interface, 3, nut support column, 4, positioning nut, 5, air inlet, 6, rear door assembly, 7, trolley wheel, 71, trolley wheel support, 72, fork structure, 73, fastening bolt, 8, case body, 9, case sealing hole, 10, lock catch, 11, supporting leg, 12, trolley bar, 13, handle, 14, damping hinge, 15, threading hinge. DETAILED DESCRIPTION

[0029] The following specific embodiments are given to make the technical scheme of the present application clearer, more complete and more detailed. The present application is not limited to the following embodiments.

[0030] In the description of the present embodiments, the terms "upper", "lower", "right", and the like orientation or position relationship are based on the orientation or position relationship shown in the drawings, and are only for the convenience of description and simplification of operation, and are not intended to indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0031] Embodiment 1

[0032] A trolley case for portable testing equipment, comprising a case body 8, a case cover 1 and case body accessories, the case body accessories comprising a trolley bar 12, a trolley wheel 7, a damping hinge 14, a threading hinge 15, a lock catch 10 and a supporting leg 11;

[0033] The case cover 1 and the case body 8 are made of non-metallic material, and the case body 8 and the case cover 1 are connected through the damping hinge 14 and the threading hinge 15, which can be opened and closed to limit the opening angle of the case cover 1 and provide support, and satisfy the electrical connection of the display device and the operating device of the testing equipment; under the damping action, the case cover 1 can be rotated and stopped at any angle within the opening and closing angle range, ensuring that the display screen can be stable during operation;

[0034] The nut support 3 embedded in the inner side of the box cover 1 serves as a mounting interface of the display panel; the vibration isolator mounting interfaces 2 are arranged at the bottom and the four corners of the side of the box body 8 to support and protect the inner core of the test equipment; the front and rear sidewalls of the box body 8 are respectively provided with an air inlet 5 and a composite outlet including an air outlet and an electrical external connection outlet.

[0035] The box has light weight, high strength, regular internal space, reserved mounting interfaces of various components, and facilitates further design and installation of other components; the front and rear form a through ventilation circuit to well dissipate heat of the inner core of the equipment.

[0036] Further, the box cover 1 and the box body 8 are connected to be provided with three hinges, the middle hinge is a threading hinge 15, and the two sides are damping hinges 14; the threading hinge 15 realizes threading communication between the box body 8 and the box cover 1, and the damping hinges 14 provide damping force for the box cover 1, which can be rotated and stopped at any angle within the opening and closing angle range under the damping action.

[0037] Further, the box cover 1 and the box body 8 are provided with a surrounding frame at the opening, and the remaining surfaces are provided with ribs and protrusions for reinforcement, which has light weight and high strength; the surrounding frame position of the front side of the pull rod box is provided with a box sealing hole 9 for lead sealing or padlock sealing, and one side of the box sealing hole 9 is provided with a lock catch 10.

[0038] Further, the rear side of the box body 8 is further provided with a rear door assembly 6 to protect the composite outlet.

[0039] Specifically, when the rear door assembly 6 is opened, the rear door plate is freely flipped down to expose the air outlet and the electrical interface; when buckled, the air outlet and the electrical interface can be quickly opened and buckled by the quick lock mechanism for shielding and protection. It is mainly composed of a rear door plate, a hinge, a push block, a lock tongue, and a elastic connecting rod. There is one on the left and right sides of the lock tongue, which stretches to the two sides under the elastic pushing force of the elastic connecting rod and is in the locked position. When the push block is pinched in the middle, the lock tongue on both sides slides to the middle to separate from the lock piece, achieving unlocking. Its main feature is quick opening and locking.

[0040] Further, the positioning nut 4 embedded at the bottom of the box body 8 serves as a mounting interface of the pull rod 12, which can be directly disassembled on the outside of the box body 8, facilitating maintenance.

[0041] In the embodiment, the pull rod 12 adopts a plate type non-metallic pull rod, which has the characteristics of light weight, simple structure, high reliability, no need for additional coating protection, and excellent corrosion resistance under sliding working conditions.

[0042] Further, the bottom surface and the side surface of the box body 8 are provided with a plurality of supporting legs 11, the casters 7 are arranged on the left side of the box body 8 through the caster support 71, and the height of the supporting legs 11 matches the height of the casters 7, so that the box body 8 is balanced and supported at multiple points when being placed horizontally or vertically, and the box body 8 is protected from knocking and scratching during the transfer process.

[0043] Further, the caster support 71 is a fork-shaped structure 72, and the technical feature is that one side can be shaped and installed with the box body 8 to meet the overall appearance design and functional design of the box body 8, and the other side is installed and fixed with the casters 7 through the fastening bolt 73. The fork-shaped structure 72 of the caster support 71 can realize that the box body 8 is lifted to a certain height from the ground to meet the obstacle crossing requirement of complex ground conditions; the caster support 71 can be separately disassembled on the side of the box body 8, so that the casters 7 and the support are conveniently replaced and repaired when they are worn or damaged.

[0044] Further, the box cover 1 is provided with four lock buckles 10, two on the front surface and one on each side, which can reliably and uniformly lock the box cover 1 and the box body 8.

[0045] Further, the box body 8 is provided with a handle 13 on each of the left and right sides.

[0046] In summary, the utility model has the advantages that the pull rod box is light in weight and high in strength, various accessories and reserved interfaces are arranged, the carrying function, ventilation and heat dissipation, electrical external connection outlet and protection, vibration isolation protection, display screen installation, inner core installation, box cover 1 damping positioning, electrical interconnection between the box cover 1 and the box body 8, and loading, unloading and lifting of the pull rod box are considered, so that the pull rod box as an external box body 8 of equipment is not only suitable for portable test equipment, but also can be popularized to other electronic equipment, and can be used as a general accessory packaging box to form a series of box bodies 8 for popularization and application.

[0047] The main features, basic principles and advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model can be variously changed and improved according to the actual situation, and these changes and improvements all fall within the scope of the utility model claimed. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A portable test device pull rod box, comprising a box body, a box cover and a box body accessory, characterized in that: the box body and the box cover are connected through a damping hinge and a threading hinge, the inner side of the box cover is embedded with a nut support as a mounting interface of a display panel; the inner side bottom and the four corners of the side of the box body are provided with vibration isolator mounting interfaces, the front and rear walls of the box body are respectively provided with an air inlet and a composite outlet, the composite outlet comprises an air outlet and an electrical external connection outlet.

2. The carry-on test equipment roller bag of claim 1, wherein: The damping hinge is two, and the threading hinge is one and is arranged between the two damping hinges.

3. The carry-on test equipment roller bag of claim 1, wherein: The box cover and the box body are made of non-metallic materials.

4. The carry-on test equipment roller bag of claim 3, wherein: The box cover and the box body are provided with a surrounding frame at the open part, and the rest of the surfaces are provided with ribs and protrusions, and the box cover is provided with a box sealing hole at the position of the surrounding frame on the front side.

5. The carry-on test equipment roller bag of claim 1, wherein: The rear side of the box body is further provided with a rear door assembly to protect the composite outlet.

6. The carry-on test equipment roller bag of claim 1, wherein: The box body accessory comprises a pull rod and a caster, the bottom of the box body is embedded with a positioning nut as a pull rod mounting interface, and the pull rod is a plate type non-metallic pull rod.

7. A carry-on test equipment roller bag according to claim 6, wherein: The bottom surface and the side surface of the box body are provided with a plurality of supporting legs, the caster is fixed to the left side of the box body through a caster support, and the height of the supporting leg matches the height of the caster.

8. The carry-on test equipment roller bag of claim 7, wherein: The caster support is a fork type structure, one side is shaped and installed with the box body, and the other side is forked for installing and fixing the caster.

9. The carry-on test equipment roller bag of claim 6, wherein: The left and right sides of the box body are provided with handles.

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