Vehicle frame assembly for a vehicle-mounted security system

Abstract

The present application relates to the technical field of mobile security, and provides a vehicle frame assembly for a vehicle-mounted security system, which comprises a sub-frame and a main frame, the main frame is formed by cutting a frame of a van truck in a longitudinal direction of the vehicle, a longitudinal length of the sub-frame in the longitudinal direction is greater than a longitudinal length of the main frame in the longitudinal direction, the sub-frame is stacked and fixed on the main frame, and one end of the sub-frame extends beyond the main frame, wherein the one end of the sub-frame has a hollow part for holding a security device and sinking a bottom of the security device relative to the sub-frame. According to the vehicle frame assembly for the vehicle-mounted security system, the main frame is cut, the security device is contained in the hollow part of the sub-frame, the security device is integrally sunk, the overall height of a belt surface of the security device for conveying articles is correspondingly reduced, and personnel can conveniently take and place luggage.

Description

[0001] This application is a divisional application of the patent application with the national application number 202010995484.3, the title of which is "Vehicle frame assembly for vehicle-mounted security inspection system", filed on September 21, 2020. TECHNICAL FIELD

[0002] The present application relates to the technical field of mobile security inspection in security inspection technology, and in particular relates to a vehicle frame assembly for a vehicle-mounted security inspection system. BACKGROUND

[0003] In the security inspection technology, the security inspection equipment is fixed on the vehicle to form a vehicle-mounted mobile security inspection equipment which can be quickly moved and conveniently deployed. Upon receiving a security inspection instruction, the vehicle-mounted mobile security inspection equipment can quickly reach the designated location and deploy the security inspection work. In addition, the security inspection equipment can be directly detected without being moved off the vehicle. However, the security inspection equipment needs to be loaded by a truck due to its large weight, and the truck chassis is usually high above the ground. When the security inspection equipment is placed on the van cabin of the truck, it is inconvenient for the security inspection personnel to perform the security inspection action of hand-held articles, and it is also inconvenient for pedestrians to take and put away their luggage. Therefore, the vehicle frame of the truck carrying the security inspection equipment needs to be improved accordingly. SUMMARY

[0004] The purpose of the present application is to provide a vehicle frame assembly for a vehicle-mounted security inspection system to solve the above technical problems.

[0005] One aspect of the present application provides a vehicle frame assembly for a vehicle-mounted security inspection system, the vehicle frame assembly comprising a sub-frame and a main frame, the main frame being formed by truncating the vehicle frame of a van truck in the longitudinal direction of the vehicle, the longitudinal length of the sub-frame in the longitudinal direction being greater than the longitudinal length of the main frame in the longitudinal direction, the sub-frame being stacked and fixed on the main frame, the sub-frame having one end extending beyond the main frame, wherein the one end of the sub-frame has a hollow portion for holding a security inspection equipment and making the bottom of the security inspection equipment sink relative to the sub-frame.

[0006] In some embodiments, the shape of the hollow portion of the sub-frame is adapted to the external contour of the security inspection equipment, so that a part of the security inspection equipment can pass through the hollow portion and be clamped in the hollow portion.

[0007] In some embodiments, the sub-frame is an integrated frame structure comprising a stacked portion and a cantilevered portion, the cantilevered portion comprising the hollow portion; when installed, the cantilevered portion protrudes out of the main frame, and the stacked portion is stacked on the main frame.

[0008] In some embodiments, the superimposed portion of the sub-frame comprises two parallel sub-longitudinal beams, each of which is provided with a sub-cross beam at each end, wherein the sub-cross beam at one end is formed integrally with the overhanging portion, and the two sub-longitudinal beams are arranged such that the longitudinal outer sides of the two sub-longitudinal beams are flush with the longitudinal outer sides of the two main longitudinal beams of the main frame.

[0009] In some embodiments, a plurality of connecting members are arranged along the intersection line of the flush longitudinal outer side planes of the main longitudinal beam and the sub-longitudinal beam.

[0010] In some embodiments, the plurality of connecting members comprise flexible connecting members arranged near the front portion and rigid connecting members arranged near the rear portion.

[0011] In some embodiments, each of the rigid connecting members comprises a shear plate covering the flush longitudinal outer side planes of the main longitudinal beam and the sub-longitudinal beam across the intersection line, and a plurality of bolts, wherein the portion of the shear plate covering the longitudinal outer side plane of the main longitudinal beam is fixedly connected to the main longitudinal beam by the plurality of bolts, and the portion of the shear plate covering the longitudinal outer side plane of the sub-longitudinal beam is connected to the sub-longitudinal beam by welding along the edges of the portion of the shear plate covering the longitudinal outer side plane of the sub-longitudinal beam.

[0012] In some embodiments, the flexible connecting member comprises a main connecting piece arranged on the main longitudinal beam and a sub-connecting piece arranged on the sub-longitudinal beam, each of which is provided with a connecting long hole, and the main connecting piece and the sub-connecting piece are arranged to abut against each other such that the projections of the connecting long holes on the main connecting piece and the sub-connecting piece on the horizontal plane intersect each other, and a bolt or a rivet can pass through the intersecting portions of the connecting long holes to connect the main connecting piece and the sub-connecting piece and can slide within the connecting long holes on the main connecting piece and the sub-connecting piece.

[0013] In some embodiments, the main connecting piece and the sub-connecting piece are arranged to abut against each other such that the angle between the projections of the connecting long holes on the main connecting piece and the sub-connecting piece on the horizontal plane is 90°.

[0014] In some embodiments, a plurality of reinforcing ribs are arranged between the two sub-longitudinal beams.

[0015] In some embodiments, a plurality of wire holes are arranged on each of the two sub-longitudinal beams, and the wire holes of the two sub-longitudinal beams are connected by a wire tube for passing wires.

[0016] In some embodiments, the sub-cross beams at the two ends of the two sub-longitudinal beams extend beyond the longitudinal outer sides of the sub-longitudinal beams to support the van compartment of the rear portion of the van truck.

[0017] In some embodiments, two sides of the hollow portion are symmetrically provided with threading holes along the longitudinal direction of the vehicle for the wires of the security inspection equipment.

[0018] The vehicle frame assembly for the vehicle-mounted security inspection system according to the present application has the following advantages: the main vehicle frame of the vehicle frame assembly of the vehicle-mounted security inspection system is shortened, and the security inspection equipment is accommodated in the hollow portion of the auxiliary vehicle frame, so that the security inspection equipment is lowered as a whole, the overall height of the belt for conveying articles matched with the security inspection equipment is correspondingly reduced, and it is convenient for personnel to take and place luggage. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 is a schematic diagram of the installation of the vehicle frame assembly for the vehicle-mounted security inspection system according to an embodiment of the present application;

[0020] Figure 2 is a schematic diagram of the main vehicle frame of the vehicle frame assembly for the vehicle-mounted security inspection system according to an embodiment of the present application;

[0021] Figure 3 is a schematic diagram of the auxiliary vehicle frame of the vehicle frame assembly for the vehicle-mounted security inspection system according to an embodiment of the present application;

[0022] Figure 4 a-b is a detailed view of a rigid connecting piece for connecting the main vehicle frame and the auxiliary vehicle frame of the vehicle frame assembly for the vehicle-mounted security inspection system according to an embodiment of the present application; and

[0023] Figure 5 a-c is a detailed view of a flexible connecting piece for connecting the main vehicle frame and the auxiliary vehicle frame of the vehicle frame assembly for the vehicle-mounted security inspection system according to an embodiment of the present application.

[0024] It should be noted that the above structural schematic diagrams are merely structural schematics, and do not represent the actual sizes of the structures and the actual size ratio between them, nor do they limit the technical solutions of the present application. DETAILED DESCRIPTION

[0025] The technical solutions of the present application will be further specifically described below by means of embodiments and in conjunction with the drawings. In the description, the same or similar reference numerals represent the same or similar components. The following description of the embodiments of the present application with reference to the drawings is intended to explain the general inventive concept of the present application, and should not be understood as a limitation of the present application.

[0026] According to the general concept of the present invention, there is provided a vehicle frame assembly for a vehicle-mounted security system, comprising a sub-frame and a main frame, the main frame being formed by truncating a frame of a van truck in a longitudinal direction of the vehicle, the sub-frame having a longitudinal length in the longitudinal direction greater than a longitudinal length of the main frame in the longitudinal direction, the sub-frame being stacked and fixed on the main frame, the sub-frame having an end extending beyond the main frame, wherein the end of the sub-frame has a hollow portion for holding a security device and sinking a bottom of the security device relative to the sub-frame.

[0027] Additionally, in the following detailed description, numerous specific details are set forth in order to provide a thorough understanding of the embodiments of the present disclosure. However, it will be apparent to one skilled in the art that one or more embodiments can be practiced without these specific details.

[0028] Figure 1 is a schematic view of a vehicle frame assembly for a vehicle-mounted security system according to an embodiment of the present invention; Figure 2 is a schematic view of a main frame of a vehicle frame assembly for a vehicle-mounted security system according to an embodiment of the present invention; Figure 3 is a schematic view of a sub-frame of a vehicle frame assembly for a vehicle-mounted security system according to an embodiment of the present invention.

[0029] As shown, a vehicle frame assembly for a vehicle-mounted security system according to the present invention comprises a main frame 200 and a sub-frame 100, the main frame 200 being formed by truncating a frame of a van truck in a longitudinal direction of the vehicle, the sub-frame 100 having a longitudinal length in the longitudinal direction greater than a longitudinal length of the main frame 200 in the longitudinal direction, the sub-frame 100 being stacked and fixed on the main frame 200, the sub-frame 100 having an end extending beyond the main frame 200, wherein the end of the sub-frame 100 has a hollow portion 110 for holding a security device and sinking a bottom of the security device relative to the sub-frame 100.

[0030] wherein the hollow portion 110 of the sub-frame 100 is shaped to conform to an external profile of the security device so that a portion of the security device can pass through and be clamped in the hollow portion 110.

[0031] As shown, the longitudinal length of the main frame 200 is arranged to be flush with a rear edge of rear wheels of the van truck after installation.

[0032] The auxiliary frame 100 is a frame structure formed in one piece, comprising a superposed portion 120 and a cantilevered portion 130, the cantilevered portion 130 comprising the hollow portion 110; when installed, the cantilevered portion 130 protrudes cantilevered out of the main frame 200, and the superposed portion 120 is superposed on the main frame 200.

[0033] The superposed portion 120 of the auxiliary frame 100 comprises two parallel auxiliary longitudinal beams 121, each of the two auxiliary longitudinal beams 121 is provided with an auxiliary transverse beam 122 at both ends, one end of the auxiliary transverse beam 122 is formed in one piece with the cantilevered portion 130, and the two auxiliary longitudinal beams 121 are arranged such that the longitudinal outer sides of the two auxiliary longitudinal beams 121 are flush with the longitudinal outer sides of the two main longitudinal beams of the main frame 200.

[0034] The two auxiliary longitudinal beams 121 are provided with a plurality of reinforcing ribs 123 therebetween.

[0035] The two auxiliary longitudinal beams 121 are respectively provided with a plurality of wire holes 124, and the wire holes 124 of the two auxiliary longitudinal beams 121 are communicated by a wire tube 125 so as to pass wires therethrough.

[0036] The auxiliary transverse beams 122 at both ends of the two auxiliary longitudinal beams 121 extend beyond the longitudinal outer sides of the auxiliary longitudinal beams 121 to support the van cabin at the rear of the van truck.

[0037] The hollow portion 110 is symmetrically provided with wire holes 134 on both sides in the longitudinal direction of the vehicle.

[0038] Figure 4 a-b is a detail view of a rigid connector 320 for the mutual connection between the main frame 200 and the auxiliary frame 100 of the vehicle frame assembly of the vehicle-mounted security inspection system according to an embodiment of the present application, Figure 5 a-c is a detail view of a flexible connector 310 for the mutual connection between the main frame 200 and the auxiliary frame 100 of the vehicle frame assembly of the vehicle-mounted security inspection system according to an embodiment of the present application.

[0039] As shown in Figure 1 The intersection line of the flush longitudinal outer side planes of the main longitudinal beams and the transverse longitudinal beams is provided with a plurality of connectors 310, 320, and the plurality of connectors 310, 320 are arranged along the intersection line.

[0040] The plurality of connectors 310, 320 comprise a flexible connector 310 arranged near the front portion of the vehicle and a rigid connector 320 arranged near the rear portion of the vehicle.

[0041] As shown in Figure 4As shown in a-b, each of the rigid connectors 320 comprises a shear plate 321 and a plurality of bolts 322, the shear plate 321 covers the flush longitudinal outer planes of the main longitudinal beam and the cross longitudinal beam across the interface line, wherein the part of the shear plate 321 covering the longitudinal outer plane of the main longitudinal beam is fixedly connected with the main longitudinal beam through the plurality of bolts 322; the part of the shear plate 321 covering the longitudinal outer plane of the auxiliary longitudinal beam 121 is fixedly connected with the auxiliary longitudinal beam 121 through welding 323 along the edges of the part of the shear plate 321 covering the longitudinal outer plane of the auxiliary longitudinal beam 121.

[0042] As shown in a-b, each of the rigid connectors 320 comprises a shear plate 321 and a plurality of bolts 322, the shear plate 321 covers the flush longitudinal outer planes of the main longitudinal beam and the cross longitudinal beam across the interface line, wherein the part of the shear plate 321 covering the longitudinal outer plane of the main longitudinal beam is fixedly connected with the main longitudinal beam through the plurality of bolts 322; the part of the shear plate 321 covering the longitudinal outer plane of the auxiliary longitudinal beam 121 is fixedly connected with the auxiliary longitudinal beam 121 through welding 323 along the edges of the part of the shear plate 321 covering the longitudinal outer plane of the auxiliary longitudinal beam 121. Figure 5 As shown in a-c, the flexible connector 310 comprises a main connecting piece 311 arranged on the main longitudinal beam and an auxiliary connecting piece 312 arranged on the auxiliary longitudinal beam 121, the main connecting piece 311 and the auxiliary connecting piece 312 are respectively provided with connecting long holes 311a, 312a, the main connecting piece 311 and the auxiliary connecting piece 312 are mutually adhered so that the projections of the connecting long holes 311a, 312a on the main connecting piece 311 and the auxiliary connecting piece 312 on the horizontal plane intersect with each other, and the bolts or rivets 313 can pass through the intersecting parts of the connecting long holes 311a, 312a to connect the main connecting piece 311 and the auxiliary connecting piece 312, and can slide in the connecting long holes 311a, 312a on the main connecting piece 311 and the auxiliary connecting piece 312.

[0043] As shown in the figure, the main connecting piece 311 and the auxiliary connecting piece 312 are mutually adhered so that the intersection angle of the projections of the connecting long holes 311a, 312a on the main connecting piece 311 and the auxiliary connecting piece 312 on the horizontal plane is 90°.

[0044] Wherein, the shear plate 321 and the longitudinal outer plane of the auxiliary longitudinal beam 121 are welded 323, and the welding seam is arranged in parallel with the interface line.

[0045] Here, the bolts or rivets 313 pass through the connecting long holes 311a on the auxiliary longitudinal beam 121 of the auxiliary frame 100 and the connecting long holes 312a on the main longitudinal beam of the main frame 200 to connect the main frame 200 and the auxiliary frame 100 with each other, which can form a flexible connection between the main frame 200 and the auxiliary frame 100 at the position of the part of the frame assembly close to the front of the vehicle; the main frame 200 and the auxiliary frame 100 are fixedly connected with each other through the shear plate welding and the bolts at the position of the part of the frame assembly close to the rear of the vehicle, which can meet the relevant regulations of vehicle modification.

[0046] Although the present application is described in conjunction with the accompanying drawings, the embodiments disclosed in the drawings are intended to exemplarily illustrate the preferred embodiments of the present application, and cannot be understood as a limitation of the present application.

[0047] While some embodiments of the general inventive concept have been shown and described, it is to be understood that changes can be made in embodiments without departing from the principles and spirit of the general inventive concept, the scope of which is defined in the claims and their equivalents.

Claims

1. A vehicle frame assembly for a vehicle-based security system, the vehicle frame assembly comprising a secondary frame and a primary frame, the primary frame being formed from a frame of a van truck shortened in a longitudinal direction of the vehicle, the secondary frame having a longitudinal length in the longitudinal direction that is greater than a longitudinal length of the primary frame in the longitudinal direction, the secondary frame being stacked and secured to the primary frame, the secondary frame having an end that extends beyond the primary frame, wherein, The one end of the sub-frame has a hollow part for holding the security equipment and sinking the bottom of the security equipment relative to the sub-frame, the sub-frame is an integrated frame structure including a superimposed part and a cantilever part, the cantilever part includes the hollow part; the cantilever part protrudes out of the main frame when installed, and the superimposed part is superimposed on the main frame, The shape of the hollow part of the sub-frame is adapted to the external contour of the security equipment, so that a part of the security equipment can pass through the hollow part and be clamped in the hollow part, The superimposed part of the sub-frame includes two parallel sub-longitudinal beams, each of the two sub-longitudinal beams is provided with a sub-cross beam at two ends respectively, one of the sub-cross beams is integrated with the cantilever part, and the two sub-longitudinal beams are arranged such that the longitudinal outer sides of the two sub-longitudinal beams are flush with the longitudinal outer sides of the two main longitudinal beams of the main frame respectively.

2. The frame assembly of claim 1, wherein, A plurality of connecting pieces are arranged at the intersection line of the flush longitudinal outer side planes of the main longitudinal beam and the sub-longitudinal beam along the intersection line.

3. The frame assembly of claim 2, wherein, The plurality of connecting pieces include flexible connecting pieces arranged near the front part of the vehicle and rigid connecting pieces arranged near the rear part of the vehicle.

4. The frame assembly of claim 3, wherein, Each of the rigid connecting pieces includes a shear plate and a plurality of bolts, the shear plate covers the flush longitudinal outer side planes of the main longitudinal beam and the sub-longitudinal beam across the intersection line, and the part of the shear plate covering the longitudinal outer side plane of the main longitudinal beam is fixedly connected with the main longitudinal beam through the plurality of bolts; the part of the shear plate covering the longitudinal outer side plane of the sub-longitudinal beam is connected with the sub-longitudinal beam through welding along the edge of the part of the shear plate covering the longitudinal outer side plane of the sub-longitudinal beam.

5. The frame assembly of claim 3, wherein, The flexible connecting piece includes a main connecting piece arranged on the main longitudinal beam and a sub-connecting piece arranged on the sub-longitudinal beam, the main connecting piece and the sub-connecting piece are respectively provided with connecting long holes, the main connecting piece and the sub-connecting piece are mutually abutted so that the projections of the connecting long holes on the main connecting piece and the sub-connecting piece on the horizontal plane intersect with each other, and a bolt or a rivet can pass through the intersecting part of the connecting long holes to connect the main connecting piece and the sub-connecting piece and can slide in the connecting long holes on the main connecting piece and the sub-connecting piece.

6. The frame assembly of claim 5, wherein, The main connecting piece and the sub-connecting piece are mutually abutted so that the angle between the projections of the connecting long holes on the main connecting piece and the sub-connecting piece on the horizontal plane is 90°.

7. The frame assembly of any one of claims 1-3, wherein, A plurality of reinforcing ribs are arranged between the two sub-longitudinal beams.

8. The frame assembly of any one of claims 1-3, wherein, A plurality of threading holes are respectively arranged on the two sub-longitudinal beams, and the threading holes of the two sub-longitudinal beams are communicated through a threading pipe so that electric wires can pass through.

9. The frame assembly of any one of claims 1-3, wherein, The sub-cross beams at the two ends of the two sub-longitudinal beams extend beyond the longitudinal outer sides of the sub-longitudinal beams to support the van cabin at the rear part of the van.

10. The frame assembly of claim 1, wherein, Threading holes are symmetrically arranged on both sides of the hollow part in the longitudinal direction of the vehicle for wiring of the security equipment.

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