High-waterproofness draw-bar box

Abstract

The utility model discloses a draw-bar box with high waterproofness, which comprises a draw-bar box main body, the upper end of the draw-bar box main body is fixedly connected with a box body handle, the four corners of the lower end of the draw-bar box main body are respectively provided with a box body handle in a positioning way, and the rear end of the draw-bar box main body is provided with a draw-bar assembly in a positioning way. According to the high-waterproofness draw-bar box disclosed by the utility model, the caster assembly, the draw bar assembly and the box body lifting handle are fixed with the draw-bar box main body in a bonding manner, so that the overall waterproofness of the draw-bar box is improved; a U-shaped positioning connecting block and a pull rod positioning control outer frame are positioned with a first pull rod positioning groove and a second pull rod positioning groove in a bonding mode, a box body handle is located at the upper end of the draw-bar box body and fixed in a bonding mode, and the outer wall of the upper end of an inner positioning connecting block is located on the inner side of a trundle positioning groove and fixed in a bonding mode; no screw is needed for punching, the waterproof effect is enhanced, and the waterproof performance is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of trolley cases, in particular to a trolley case with high waterproofness. Background Art

[0002] A trolley case, also known as a suitcase, is a portable storage box equipped with wheels and a trolley. It is mainly used to carry personal belongings when traveling or on business trips. The main purpose of its design is to make it easier for people to carry and transport items when traveling. A trolley case is usually composed of a case body, a trolley, wheels, and handles. The case body is usually divided into a hard shell and a soft shell. A hard shell trolley case can better protect the internal items, while a soft shell trolley case is lighter. The trolley can usually be retracted to meet different usage needs.

[0003] Usually, the handle, pull rod and caster parts of a trolley case are positioned between the case body by screws, which is cumbersome to operate and requires drilling holes in the case body, which reduces the waterproof performance of the case body and brings certain adverse effects to people's use process. Therefore, we propose a highly waterproof trolley case. Utility Model Content

[0004] Technical problem solved: In view of the deficiencies in the prior art, the utility model provides a highly waterproof suitcase, which has the advantages of no need to punch holes in the suitcase with screws, enhanced waterproof effect, improved waterproof performance, etc., and can effectively solve the problems in the background technology.

[0005] Technical solution: To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a highly waterproof trolley case, comprising a trolley case body, the upper end of which is fixedly connected to a case handle, caster assemblies are positioned and installed at the four corners of the lower end of the trolley case body, a tie rod assembly is positioned and installed at the rear end of the trolley case body, and the caster assembly includes a caster positioning groove, an inner positioning connecting block, a rotating movable rod and a rotating connecting caster.

[0006] Preferably, the upper end of the trolley case body is fixed to the lower end of the case handle by bonding, the four corners of the lower end of the trolley case body are fixed to the caster assembly by bonding, and the rear end of the trolley case body is bonded and positioned to the drawbar assembly.

[0007] Preferably, the caster positioning grooves are all opened at the four corners of the lower end of the trolley case body, the rotating movable rod is located at the lower end of the inner positioning connecting block, and the rotating connecting caster is located on the outer wall of the rotating movable rod.

[0008] Preferably, the upper outer wall of the inner positioning connection block is bonded and fixed to the inner wall of the caster positioning groove, the lower end of the inner positioning connection block and the upper end of the rotating movable rod are movable through a bearing, and the outer wall of the rotating movable rod is movably connected to the inner side of the rotating connection caster.

[0009] Preferably, the tie rod assembly includes a No. 1 tie rod positioning groove, a No. 2 tie rod positioning groove, a U-shaped positioning connecting block, a tie rod positioning control outer frame and an inner control tie rod, the No. 1 tie rod positioning groove and the No. 2 tie rod positioning groove are both opened at the rear end of the tie rod box body, the No. 1 tie rod positioning groove is located at the upper end of the No. 2 tie rod positioning groove, the U-shaped positioning connecting block is located at the upper end of the tie rod positioning control outer frame, and the lower end outer wall of the inner control tie rod is located on the inner wall of the tie rod positioning control outer frame and moves.

[0010] Preferably, the outer wall of the U-shaped positioning connecting block is bonded and positioned with the inner wall of the No. 1 pull rod positioning groove, the outer wall of the pull rod positioning control outer frame is bonded and positioned with the inner wall of the No. 2 pull rod positioning groove, and the outer wall of the inner control pull rod is movably connected with the inner wall of the pull rod positioning control outer frame.

[0011] Beneficial effects: Compared with the prior art, the utility model provides a highly waterproof trolley case, which has the following beneficial effects: the highly waterproof trolley case, through the set caster assembly, rod assembly and case handle are fixed to the trolley case body by bonding, thereby improving the overall waterproofness of the trolley case, the U-shaped positioning connection block and the rod positioning control outer frame are positioned with the No. 1 rod positioning groove and the No. 2 rod positioning groove by bonding, the inner control rod is located on the inner side of the rod positioning control outer frame for rod operation, the case handle is located on the upper end of the trolley case body and is also fixed by bonding, caster positioning grooves are provided at the four corners of the lower end of the trolley case body, the upper outer wall of the inner positioning connection block is located on the inner side of the caster positioning groove and is fixed by bonding, no screw drilling is required, the waterproof effect is enhanced, and the waterproof performance is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 The utility model is a schematic diagram of the overall structure of a highly waterproof trolley case.

[0013] Figure 2 The utility model is a structural schematic diagram of a trolley case body, a caster assembly, a case handle, a first trolley positioning groove and a second trolley positioning groove of a highly waterproof trolley case.

[0014] Figure 3 The utility model is a schematic diagram of a U-shaped positioning connection block, a pull rod positioning control outer frame and an inner control pull rod of a high waterproof pull rod case.

[0015] Figure 4 The utility model is a structural schematic diagram of a caster assembly of a highly waterproof trolley case.

[0016] In the figure: 1. trolley case body; 2. caster assembly; 3. tie rod assembly; 4. case handle; 201. caster positioning slot; 202. inner positioning connection block; 203. swivel movable rod; 204. swivel connecting caster; 301. No. 1 tie rod positioning slot; 302. No. 2 tie rod positioning slot; 303. U-shaped positioning connection block; 304. tie rod positioning control outer frame; 305. inner control tie rod. DETAILED DESCRIPTION

[0017] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0018] like Figure 1-4 As shown, a highly waterproof trolley case includes a trolley case body 1, the upper end of which is fixedly connected with a case handle 4, caster assemblies 2 are positioned and installed at the four corners of the lower end of the trolley case body 1, and a rod assembly 3 is positioned and installed at the rear end of the trolley case body 1. The caster assembly 2 includes a caster positioning groove 201, an inner positioning connecting block 202, a rotating movable rod 203 and a rotating connecting caster 204. The caster assembly 2 can be used to facilitate the movement of the trolley case.

[0019] Furthermore, the upper end of the trolley case body 1 is fixed to the lower end of the case handle 4 by bonding, the four corners of the lower end of the trolley case body 1 are fixed to the caster assembly 2 by bonding, and the rear end of the trolley case body 1 is bonded and positioned to the rod assembly 3 for easy positioning.

[0020] Furthermore, the caster positioning grooves 201 are all opened at the four corners of the lower end of the suitcase body 1, the rotating movable rod 203 is located at the lower end of the inner positioning connecting block 202, and the rotating connecting caster 204 is located on the outer wall of the rotating movable rod 203 for easy rolling.

[0021] Furthermore, the upper outer wall of the inner positioning connecting block 202 is bonded and fixed to the inner wall of the caster positioning groove 201, the lower end of the inner positioning connecting block 202 and the upper end of the rotating movable rod 203 are movable through a bearing, and the outer wall of the rotating movable rod 203 is movably connected to the inner side of the rotating connecting caster 204, and is connected to the rotating connecting caster 204.

[0022] Furthermore, the tie rod assembly 3 includes a tie rod positioning groove No. 1 301, a tie rod positioning groove No. 2 302, a U-shaped positioning connecting block 303, a tie rod positioning control outer frame 304 and an inner control tie rod 305. The tie rod positioning groove No. 1 301 and the tie rod positioning groove No. 2 302 are both opened at the rear end of the tie rod box body 1. The tie rod positioning groove No. 1 301 is located at the upper end of the tie rod positioning groove No. 2 302, the U-shaped positioning connecting block 303 is located at the upper end of the tie rod positioning control outer frame 304, and the outer wall of the lower end of the inner control tie rod 305 is located on the inner wall of the tie rod positioning control outer frame 304 and is movable, so as to facilitate pulling the tie rod box.

[0023] Furthermore, the outer wall of the U-shaped positioning connection block 303 is bonded and positioned with the inner wall of the No. 1 pull rod positioning groove 301, the outer wall of the pull rod positioning control outer frame 304 is bonded and positioned with the inner wall of the No. 2 pull rod positioning groove 302, and the outer wall of the inner control pull rod 305 is movably connected with the inner wall of the pull rod positioning control outer frame 304 to facilitate extension and retraction.

[0024] Working principle: The highly waterproof suitcase includes a suitcase body 1, a caster assembly 2, a rod assembly 3 and a case handle 4. The suitcase body 1 can be easily moved by using the caster assembly 2, and the case handle 4 can be easily lifted by people, so that the suitcase can be easily moved on the ground where it cannot roll. The caster assembly 2, the rod assembly 3 and the case handle 4 are fixed to the suitcase body 1 by bonding, thereby improving the overall waterproofness of the suitcase. The U-shaped positioning connection block 303 and the rod positioning control The outer frame 304 is positioned with the No. 1 pull rod positioning groove 301 and the No. 2 pull rod positioning groove 302 by bonding, the inner control pull rod 305 is located on the inner side of the pull rod positioning control outer frame 304, and the pull rod operation can be performed, the box handle 4 is located on the upper end of the pull rod box body 1 and is also fixed by bonding, and caster positioning grooves 201 are provided at the four corners of the lower end of the pull rod box body 1, and the upper end outer wall of the inner positioning connecting block 202 is located on the inner side of the caster positioning groove 201 and fixed by bonding, and no screws are required for drilling holes, thereby enhancing the waterproof effect and improving the waterproof performance.

[0025] It should be noted that, in this article, relational terms such as first and second (number one, number two), etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "including one..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0026] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A highly waterproof suitcase, comprising a suitcase body (1), characterized in that: The upper end of the trolley case body (1) is fixedly connected to a case handle (4), the four corners of the lower end of the trolley case body (1) are fixedly mounted with caster assemblies (2), the rear end of the trolley case body (1) is fixedly mounted with a rod assembly (3), the caster assembly (2) comprises a caster positioning groove (201), an inner positioning connection block (202), a rotatable movable rod (203) and a rotatably connected caster (204); the upper end of the trolley case body (1) is fixed to the lower end of the case handle (4) by bonding, the four corners of the lower end of the trolley case body (1) are fixed to the caster assembly (2) by bonding, and the rear end of the trolley case body (1) is bonded and positioned with the rod assembly (3).

2. The highly waterproof suitcase according to claim 1, characterized in that: The caster positioning grooves (201) are all provided at the four corners of the lower end of the trolley case body (1); the rotating movable rod (203) is located at the lower end of the inner positioning connection block (202); and the rotating connection caster (204) is located on the outer wall of the rotating movable rod (203).

3. The highly waterproof suitcase according to claim 2, characterized in that: The outer wall of the upper end of the inner positioning connection block (202) is bonded and fixed to the inner wall of the caster positioning groove (201); the lower end of the inner positioning connection block (202) and the upper end of the rotating movable rod (203) are movable via a bearing; and the outer wall of the rotating movable rod (203) is movably connected to the inner side of the rotating connection caster (204).

4. The highly waterproof suitcase according to claim 3, characterized in that: The tie rod assembly (3) comprises a tie rod positioning groove (301), a tie rod positioning groove (302), a U-shaped positioning connection block (303), a tie rod positioning control outer frame (304) and an inner control tie rod (305). The tie rod positioning groove (301) and the tie rod positioning groove (302) are both arranged at the rear end of the tie rod case body (1). The tie rod positioning groove (301) is located at the upper end of the tie rod positioning groove (302). The U-shaped positioning connection block (303) is located at the upper end of the tie rod positioning control outer frame (304). The outer wall of the lower end of the inner control tie rod (305) is located at the inner wall of the tie rod positioning control outer frame (304) and is movable.

5. The highly waterproof suitcase according to claim 4, characterized in that: The outer wall of the U-shaped positioning connection block (303) is bonded and positioned with the inner wall of the first pull rod positioning groove (301), the outer wall of the pull rod positioning control outer frame (304) is bonded and positioned with the inner wall of the second pull rod positioning groove (302), and the outer wall of the inner control pull rod (305) is movably connected with the inner wall of the pull rod positioning control outer frame (304).

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