CN219932675U - Adjustable U-shaped bolt structure suitable for limited space installation - Google Patents

Abstract

The utility model discloses an adjustable U-shaped bolt structure suitable for being installed in a limited space, which comprises a cargo box bottom plate, and cargo box longitudinal beams and frame longitudinal beams which are arranged below the cargo box bottom plate, wherein the cargo box longitudinal beams and the frame longitudinal beams are fixedly connected through bolt assemblies, the bolt assemblies comprise positioning grooves, a group of screws which are movably hung in the positioning grooves, and locking grooves which are respectively connected with the end parts of the group of screws, slotted holes are respectively arranged on two sides of the bottom of the positioning grooves, and the screws are in plug-in matching with the slotted holes. The utility model realizes the adjustable included angle of the U-shaped bolt and is suitable for assembly and positioning in a limited space.

Description

Adjustable U-shaped bolt structure suitable for limited space installation

Technical Field

The utility model belongs to the technical field of cargo compartment assembly, and particularly relates to an adjustable U-shaped bolt structure suitable for limited space installation.

Background

Aluminum cargo compartments are becoming an increasingly popular choice for vehicles, and the cargo compartments are well behaved in terms of strength and durability, requiring that the cargo compartment structural design be sufficiently supportive. To increase the rigidity and strength of the aluminum cargo compartment floor, the lower floor ribs are arranged more densely, resulting in smaller spacing longitudinally in the cargo compartment. The part light truck frame is because of the installation annex is more, and traditional U type bending part of U type bolt can't be adjusted, like a U type bolt fixed knot constructs for patent number CN202122960447.1, discloses U type bolt's opening from bottom to top equipment, and when the crossbeam top space limited, can't be suitable for the installation U type bolt. There is no nut assembly space with an upward U-shaped bolt opening between the upper part of the frame rail and the cargo compartment, so a new U-shaped bolt needs to be designed.

Disclosure of Invention

The utility model aims to solve the technical problems, and provides an adjustable U-shaped bolt structure suitable for being installed in a limited space, so that an adjustable included angle of the U-shaped bolt is realized, and the adjustable U-shaped bolt structure is suitable for being assembled and positioned in the limited space. In order to achieve the above purpose, the technical scheme of the utility model is as follows:

be suitable for regulation type U type bolt structure of restricted space installation, including the goods railway carriage or compartment bottom plate, set up goods railway carriage or compartment longeron and the frame longeron in goods railway carriage or compartment bottom plate below, goods railway carriage or compartment longeron and frame longeron pass through the bolt assembly and connect fixedly, the bolt assembly includes constant head tank, embedding constant head tank internal activity articulates a set of screw rod that sets up and the locking groove of connecting a set of screw rod tip respectively, the tank bottom both sides of constant head tank are provided with the slotted hole respectively, the screw rod is pegged graft with the slotted hole and is mateed.

Specifically, the cargo box longitudinal beam comprises a hollow longitudinal beam body and extension edges arranged on two sides of the top of the longitudinal beam body; the extension edge is integrally connected with the longitudinal beam body.

Specifically, the extension edge and the longitudinal beam body are horizontally arranged.

Specifically, embedded grooves are respectively formed in two sides of the longitudinal beam body, and the screw rods are arranged corresponding to the embedded grooves.

Specifically, the longitudinal beam body is of a hollow square beam structure.

Specifically, the frame longitudinal beam is of a C-shaped beam structure, and an opening of the frame longitudinal beam faces to the side edge.

Specifically, the opening of constant head tank sets up, the opening of locking groove sets up down.

Specifically, the length of the screw rod corresponds to the overlapping height of the cargo box longitudinal beam and the frame longitudinal beam.

Specifically, a group of locking holes are arranged on the locking groove at intervals, and the distance between a group of locking holes is adapted to the width of the frame longitudinal beam.

Specifically, the end of the screw rod, which is away from the club head, is provided with a threaded part, and each screw rod penetrates through the corresponding locking hole and is positioned in the locking groove through the nut.

Compared with the prior art, the adjustable U-shaped bolt structure suitable for being installed in a limited space has the following main beneficial effects:

the structure of the bolt assembly is changed, the detachable screw rod is matched with the slotted hole in the positioning groove, the included angle of a group of screw rods is adjusted, the cargo box longitudinal beam is assembled from top to bottom, the cargo box longitudinal beam is not limited by a narrow installation space, and the cargo box longitudinal beam is flexibly assembled; the screw thread part of the screw rod is matched with the locking groove, so that the assembly can be completed below the frame longitudinal beam, a narrow installation space is avoided, and the operation is faster; the integral bolt assembly is tightly held by the cargo car longitudinal beam and the frame longitudinal beam, so that the connection strength is enhanced, and the stability of the frame longitudinal beam and the cargo car longitudinal beam is improved.

Drawings

FIG. 1 is a schematic view of a bolt assembly according to an embodiment of the present utility model;

FIG. 2 is a schematic top view of the positioning slot according to the present embodiment;

FIG. 3 is a schematic view of the screw opening adjustment in this embodiment;

fig. 4 is a schematic view of a screw penetrating installation space in the present embodiment;

FIG. 5 is a schematic view showing the structure of the bolt assembly according to the present embodiment;

the figures represent the numbers:

the cargo car comprises a cargo car bottom plate 1, a cargo car longitudinal beam 2, a longitudinal beam body 21, an extension edge 22, an embedded groove 23, a frame longitudinal beam 3, a bolt assembly 4, a positioning groove 41, a screw rod 42, a locking groove 43, a slotted hole 44 and a nut 45.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely, but is apparent to those skilled in the art in view of the present utility model.

Examples:

referring to fig. 1-5, the present embodiment is an adjustable U-bolt structure suitable for limited space installation, comprising a cargo bed floor 1, a cargo bed rail 2 and a frame rail 3 disposed below the cargo bed floor 1; the cargo box longitudinal beam 2 and the frame longitudinal beam 3 are overlapped and arranged, and an installation space is formed between the cargo box longitudinal beam 2 and the cargo box bottom plate 1. The cargo box longitudinal beam 2 and the frame longitudinal beam 3 are fixedly connected through a bolt assembly 4, and the bolt assembly 4 penetrates into the installation space to position the cargo box longitudinal beam 2 and the frame longitudinal beam 3 from top to bottom.

The cargo compartment bottom plate 1 is horizontally and fixedly arranged. The cargo box longitudinal beam 2 comprises a hollow longitudinal beam body 21 and extension edges 22 arranged on two sides of the top of the longitudinal beam body 21; the extension 22 is integrally connected to the longitudinal beam 21. The extension 22 is arranged horizontally with the longitudinal beam body 21. Wherein the longitudinal beam body 21 has a hollow square beam structure. The two sides of the longitudinal beam body 21 are respectively provided with an embedded groove 23, and specifically, a group of embedded grooves 23 are symmetrically arranged on the extension edges 22 of the two sides. The longitudinal beam body 21 is not limited to a square beam structure, and the longitudinal beam body 21 needs to be adapted to the installation of the frame longitudinal beam 3 and the cargo bed plate 1 according to the installation space distance between the longitudinal beam body and the cargo bed plate 1.

The frame longitudinal beam 3 is of a C-shaped beam structure, and an opening of the frame longitudinal beam 3 faces to the side. The frame rail 3 is not limited to a C-beam structure, and the frame rail 3 satisfies a certain height and supporting strength according to the installation position requirement of the frame.

The bolt assembly 4 comprises a positioning groove 41, a group of screws 42 which are embedded in the positioning groove 41 and movably connected with each other, and locking grooves 43 which are respectively connected with the end parts of the group of screws 41. The opening of constant head tank 41 sets up, and the tank bottom both sides of constant head tank 41 are provided with slotted hole 44 respectively, and screw rod 42 and slotted hole 44 grafting match, and the pole head of screw rod 42 articulates in constant head tank 41, and the pole head is spacing on slotted hole 44, and correspondingly, screw rod 42 can carry out the rotation regulation of certain angle in slotted hole 44, and does not break away from slotted hole 44 to realize that a set of screw rod 42 can be in the angle of packing into position adjustment contained angle before the equipment locking groove 43. The head of the screw 42 has a square structure, and has a function of being hung in the oblong hole and an anti-rotation function in the positioning groove 41.

The length of the screw 42 corresponds to the overlapping height of the cargo compartment rail 2 and the frame rail 3, and in particular, the length of the screw 42 is greater than the overlapping height of the cargo compartment rail 2 and the frame rail 3. The screw 42 is disposed corresponding to the insertion groove 23. The end of the screw rod 42, which is away from the club head, is provided with a threaded part, the opening of the locking groove 43 is downwards, a group of locking holes which are arranged at intervals are arranged on the locking groove 43, the distance between the group of locking holes is matched with the width of the frame longitudinal beam 3, and the distance between the group of locking holes is larger than the width of the frame longitudinal beam 3. Each screw rod 42 penetrates through the corresponding locking hole and is positioned in the locking groove 43 through the nut 45, the screw rods 42 are installed from top to bottom, and the locking groove 43 is matched to achieve surrounding fastening of the cargo box longitudinal beam 2 and the frame longitudinal beam 3.

When the embodiment is applied, the positioning groove 41 is internally provided with the group of screws 42 in advance in the oblong holes 44, the included angle of the group of screws 42 is adjusted, one side of screws 42 penetrate into the installation space to cross the cargo box longitudinal beam 2, the group of screws 42 are positioned in the corresponding embedded grooves 23, the bottom ends of the group of screws 42 are tightened, and the group of screws 42 are positioned in the locking grooves 43 to tightly hold and fix the cargo box longitudinal beam 2 and the frame longitudinal beam 3.

The embodiment changes the structure of a bolt assembly, sets a detachable screw rod 42 to be matched with a slotted hole 44 in the positioning groove 41, realizes the adjustment of the included angle of a group of screw rods 42, and is assembled from the upper part of the cargo box longitudinal beam 2 from top to bottom, so that the cargo box longitudinal beam is not limited by a narrow installation space and is flexibly assembled; the threaded part of the screw rod 42 is matched with the locking groove 43, so that the assembly can be completed below the frame longitudinal beam 3, a narrow installation space is avoided, and the operation is faster; the integral bolt assembly 4 is used for tightly holding the cargo box longitudinal beam 2 and the frame longitudinal beam 3, so that the connection strength is enhanced, and the stability of the frame longitudinal beam 2 and the cargo box longitudinal beam 3 is improved.

In the description of the present specification, the term "particular embodiment" or "a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although the embodiments of the present utility model are described above, the embodiments are only used for facilitating understanding of the present utility model, and are not intended to limit the present utility model. Any person skilled in the art can make any modification and variation in form and detail without departing from the spirit and scope of the present disclosure, but the scope of the present disclosure is to be determined by the appended claims.

Claims (10)

1. Be suitable for regulation type U type bolt structure of restricted space installation, including the goods railway carriage or compartment bottom plate, set up goods railway carriage or compartment longeron and the frame longeron in goods railway carriage or compartment bottom plate below, its characterized in that: the cargo box longitudinal beam and the frame longitudinal beam are fixedly connected through a bolt assembly, the bolt assembly comprises a positioning groove, a group of screws movably hung in the positioning groove and locking grooves respectively connected with the ends of the group of screws, slotted holes are respectively formed in two sides of the bottom of the positioning groove, and the screws are spliced and matched with the slotted holes.

2. The adjustable U-bolt structure for use in confined space installations of claim 1 wherein: the cargo box longitudinal beam comprises a hollow longitudinal beam body and extension edges arranged on two sides of the top of the longitudinal beam body; the extension edge is integrally connected with the longitudinal beam body.

3. The adjustable U-bolt structure for use in confined space installations of claim 2 wherein: the extension edge and the longitudinal beam body are horizontally arranged.

4. The adjustable U-bolt structure for use in confined space installations of claim 2 wherein: the two sides of the longitudinal beam body are respectively provided with an embedded groove, and the screw rod is correspondingly arranged with the embedded grooves.

5. The adjustable U-bolt structure for use in confined space installations of claim 2 wherein: the longitudinal beam body is of a hollow square beam structure.

6. The adjustable U-bolt structure for use in confined space installations of claim 1 wherein: the frame longitudinal beam is of a C-shaped beam structure, and an opening of the frame longitudinal beam faces to the side edge.

7. The adjustable U-bolt structure for use in confined space installations of claim 1 wherein: the opening of the positioning groove is upward, and the opening of the locking groove is downward.

8. The adjustable U-bolt structure for use in confined space installations of claim 1 wherein: the length of the screw rod corresponds to the superposition height of the cargo box longitudinal beam and the frame longitudinal beam.

9. The adjustable U-bolt structure for use in confined space installations of claim 1 wherein: the locking groove is provided with a group of locking holes which are arranged at intervals, and the distance between a group of locking holes is matched with the width of the frame longitudinal beam.

10. The adjustable U-bolt structure for use in confined space installations of claim 9, wherein: the end part of each screw rod, which is away from the club head, is provided with a threaded part, and each screw rod penetrates through the corresponding locking hole and is positioned in the locking groove through the nut.