阅读说明：本技术 断桥式隔热箱板 (Bridge-cut-off type heat insulation box board ) 是由 韩猛 王宏展 于 2021-09-02 设计创作，主要内容包括：本发明公开了一种断桥式隔热箱板,包括依次设置的内板层、中间层和外板层,中间层包括隔热板和位于隔热板两端的断桥式龙骨结构,断桥式龙骨结构包括第一龙骨型材、第二龙骨型材和断桥连接件,第一龙骨型材与内板层连接,第二龙骨型材与外板层连接,断桥连接件位于第一龙骨型材和第二龙骨型材之间；第一龙骨型材和第二龙骨型材均为一体式结构,并包括凵形板和加强板,凵形板包括连接板和位于连接板两端的支撑板,加强板靠近连接板的一侧面的中部设有燕尾槽,加强板远离连接板的一侧面的两端设有断桥槽。本发明采用上述结构的断桥式隔热箱板,使箱板能够有效防止冷凝水生成,使用寿命长,同时兼具质量轻和强度大的优点。(The invention discloses a bridge-cut-off type heat insulation box board, which comprises an inner board layer, an intermediate layer and an outer board layer which are sequentially arranged, wherein the intermediate layer comprises a heat insulation board and bridge-cut-off type keel structures positioned at two ends of the heat insulation board; first fossil fragments section bar and second fossil fragments section bar are the integral type structure to including U-shaped plate and reinforcing plate, the U-shaped plate includes connecting plate and the backup pad that is located the connecting plate both ends, and the middle part that the reinforcing plate is close to a side of connecting plate is equipped with the dovetail, and the both ends that the reinforcing plate kept away from a side of connecting plate are equipped with disconnected bridge cut. The broken bridge type heat insulation box board adopting the structure can effectively prevent the box board from generating condensed water, has long service life, and simultaneously has the advantages of light weight and high strength.)

1. The utility model provides a bridge cut-off formula boxboard that insulates against heat which characterized in that: the heat insulation plate comprises an inner plate layer, an intermediate layer and an outer plate layer which are sequentially arranged, wherein the intermediate layer comprises a heat insulation plate and a bridge-cut-off type keel structure positioned at two ends of the heat insulation plate, one side surface of the heat insulation plate is connected with the inner plate layer, the other side surface of the heat insulation plate is connected with the outer plate layer, the bridge-cut-off type keel structure comprises a first keel profile, a second keel profile and a bridge-cut-off connecting piece, the bridge-cut-off connecting piece is positioned between the first keel profile and the second keel profile, the first keel profile is connected with the inner plate layer, and the second keel profile is connected with the outer plate layer;

the bridge cut-off connecting piece is of an integrated structure and comprises a straight portion and connecting portions symmetrically arranged at two ends of the straight portion, the first keel section and the second keel section are of integrated structures, and comprises U-shaped plates and reinforcing plates, the U-shaped plates comprise connecting plates and supporting plates positioned at two ends of the connecting plates, the connecting plate is arranged in parallel with the inner plate layer, the supporting plate is arranged perpendicular to the inner plate layer, the reinforcing plate is arranged in parallel with the connecting plate, and the two ends of the reinforcing plate are respectively connected with the two supporting plates, a dovetail groove is arranged in the middle of one side surface of the reinforcing plate close to the connecting plate, the two ends of one side surface of the reinforcing plate far away from the connecting plate are provided with bridge cut-off grooves matched with the connecting part structures, the width of bridge cut-off groove is crescent from notch to tank bottom, just the notch is close to one side of backup pad is equipped with spacing chimb.

2. The bridge-cut insulated box panel of claim 1, wherein: the connecting plate on the first keel sectional material is bonded with the inner plate layer, the connecting plate on the second keel sectional material is bonded with the outer plate layer, uniformly distributed grooves are formed in the connecting surface of the connecting plate, and bulges corresponding to the grooves are formed in the inner plate layer and the outer plate layer.

3. The bridge-cut insulated box panel of claim 2, wherein: and a supporting plate on the first keel sectional material is bonded with the heat insulation plate, and a supporting plate on the second keel sectional material is bonded with the heat insulation plate.

4. The bridge-cut insulated box panel of claim 3, wherein: the inner plate layer and the outer plate layer are made of glass fiber reinforced plastic or wood grain plates.

5. The bridge-cut insulated box panel of claim 4, wherein: two side surfaces of the heat insulation plate are respectively bonded with the inner plate layer and the outer plate layer, and the heat insulation plate is an extruded plate.

6. The bridge-cut insulated box panel of claim 5, wherein: the first keel sectional material and the second keel sectional material are both made of aluminum alloy.

Technical Field

The invention relates to the technical field of box boards for motor homes, in particular to a bridge-cut-off type heat-insulation box board.

Background

The motor home skeleton that generally is provided with in the boxboard for the motor home among the prior art, the motor home skeleton has wooden system fossil fragments, aluminum alloy fossil fragments and does not have and attaches three kinds of forms of aluminum plate in the fossil fragments, and wherein wooden system fossil fragments have weight big, the easy problem of water absorption ageing, and aluminum alloy fossil fragments have the problem that the easy conduction heat made the interior comdenstion water that forms of car, and no fossil fragments structure has the not enough shortcoming of intensity, has the problem of potential safety hazard. Therefore, a new type of box board for a motor home needs to be developed, so that the box board can effectively prevent the generation of condensed water, has a long service life, and has the advantages of light weight and high strength.

Disclosure of Invention

The invention aims to provide a bridge-cut-off type heat-insulation box board, which can effectively prevent the generation of condensed water, has long service life and has the advantages of light weight and high strength.

In order to achieve the purpose, the invention provides a bridge-cut-off type heat insulation box board which comprises an inner board layer, an intermediate layer and an outer board layer which are sequentially arranged, wherein the intermediate layer comprises a heat insulation board and bridge-cut-off type keel structures positioned at two ends of the heat insulation board, one side surface of the heat insulation board is connected with the inner board layer, the other side surface of the heat insulation board is connected with the outer board layer, each bridge-cut-off type keel structure comprises a first keel sectional material, a second keel sectional material and a bridge-cut-off connecting piece, each bridge-cut-off connecting piece is positioned between the first keel sectional material and the second keel sectional material, the first keel sectional material is connected with the inner board layer, and the second keel sectional material is connected with the outer board layer;

the bridge cut-off connecting piece is of an integrated structure and comprises a straight portion and connecting portions symmetrically arranged at two ends of the straight portion, the first keel section and the second keel section are of integrated structures, and comprises U-shaped plates and reinforcing plates, the U-shaped plates comprise connecting plates and supporting plates positioned at two ends of the connecting plates, the connecting plate is arranged in parallel with the inner plate layer, the supporting plate is arranged perpendicular to the inner plate layer, the reinforcing plate is arranged in parallel with the connecting plate, and the two ends of the reinforcing plate are respectively connected with the two supporting plates, a dovetail groove is arranged in the middle of one side surface of the reinforcing plate close to the connecting plate, the two ends of one side surface of the reinforcing plate far away from the connecting plate are provided with bridge cut-off grooves matched with the connecting part structures, the width of bridge cut-off groove is crescent from notch to tank bottom, just the notch is close to one side of backup pad is equipped with spacing chimb.

Preferably, the connecting plate on the first keel sectional material is bonded with the inner plate layer, the connecting plate on the second keel sectional material is bonded with the outer plate layer, the connecting surface of the connecting plate is provided with uniformly distributed grooves, and the inner plate layer and the outer plate layer are both provided with bulges which are correspondingly arranged with the grooves.

Preferably, a supporting plate on the first keel sectional material is bonded with the heat insulation plate, and a supporting plate on the second keel sectional material is bonded with the heat insulation plate.

Preferably, the inner plate layer and the outer plate layer are made of glass fiber reinforced plastics or wood grain plates.

Preferably, two side surfaces of the heat insulation plate are respectively bonded with the inner plate layer and the outer plate layer, and the heat insulation plate is an extruded plate.

Preferably, the first keel sectional material and the second keel sectional material are both made of aluminum alloy.

Therefore, the bridge-cut-off type heat-insulation box board adopting the structure can effectively prevent the generation of condensed water, has long service life, and simultaneously has the advantages of light weight and high strength.

The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.

Drawings

FIG. 1 is a schematic view of an embodiment of the present invention of a bridge-cut insulated box panel;

FIG. 2 is a schematic view of an embodiment of the bridge cut-off keel configuration in the bridge cut-off insulated box panel of the present invention;

figure 3 is a schematic view of an embodiment of the first keel section in the insulated box panel of the invention.

Reference numerals

1. An inner ply; 2. an outer ply; 3. a heat insulation plate; 4. a bridge cut-off keel structure; 41. a first keel section; 42. a second keel section; 43. a bridge cut-off connector; 431. a straight portion; 432. a connecting portion; 5. a connecting plate; 6. a support plate; 7. a groove; 8. a dovetail groove; 9. breaking the bridge groove; 10. a position-limiting convex edge.

Detailed Description

Embodiments of the present invention will be further described with reference to the accompanying drawings.

Fig. 1 is a schematic view of an embodiment of a bridge-cut insulation box board of the present invention, fig. 2 is a schematic view of an embodiment of a bridge-cut keel structure in the bridge-cut insulation box board of the present invention, fig. 3 is a schematic view of an embodiment of a first keel profile in the bridge-cut insulation box board of the present invention, and as shown in the figures, the bridge-cut insulation box board comprises an inner board layer 1, an intermediate layer and an outer board layer 2 which are sequentially arranged, the inner board layer 1 and the outer board layer 2 are made of glass fiber reinforced plastic or wood grain boards, and the glass fiber reinforced plastic or wood grain boards are beautiful in appearance. The intermediate level includes heat insulating board 3 and the bridge cut-off formula keel structure 4 that is located heat insulating board 3 both ends, and heat insulating board 3 and bridge cut-off formula keel structure 4 can guarantee that the car as a house has good thermal insulation performance, prevent to generate the comdenstion water in the car as a house. One side surface of the heat insulation plate 3 is connected with the inner plate layer 1, the other side surface of the heat insulation plate 3 is connected with the outer plate layer 2, the two side surfaces of the heat insulation plate 3 are respectively bonded with the inner plate layer 1 and the outer plate layer 2, the heat insulation plate 3 is an extruded plate, and the extruded plate has good heat insulation performance. The bridge cut-off type keel structure 4 comprises a first keel sectional material 41, a second keel sectional material 42 and a bridge cut-off connecting piece 43, the bridge cut-off connecting piece 43 is located between the first keel sectional material 41 and the second keel sectional material 42, the first keel sectional material 41 is connected with the inner plate layer 1, and the second keel sectional material 42 is connected with the outer plate layer 2. The first keel section 41 and the second keel section 42 are made of aluminum alloy, and have the advantages of light weight and high strength.

Bridge cut-off connecting piece 43 formula structure as an organic whole to including straight portion 431 and the connecting portion 432 of symmetry setting at straight portion 431 both ends, bridge cut-off connecting piece 43 can realize being connected between first fossil fragments section bar 41 and the second fossil fragments section bar 42, can cut off the heat transfer between first fossil fragments section bar 41 and the second fossil fragments section bar 42 simultaneously, and then has blocked the heat transfer between planking layer 2 and the inner panel layer 1, has effectively prevented the boxboard and has generated the comdenstion water. First keel section bar 41 and second keel section bar 42 are the integral type structure to including U-shaped plate and reinforcing plate, the U-shaped plate includes connecting plate 5 and the backup pad 6 that is located connecting plate 5 both ends, connecting plate 5 and interior sheet layer 1 parallel arrangement, backup pad 6 and interior sheet layer 1 perpendicular setting. The connecting plate 5 on the first keel sectional material 41 is bonded with the inner plate layer 1, and the connecting plate 5 on the second keel sectional material 42 is bonded with the outer plate layer 2, so that the connection between the first keel sectional material 41 and the inner plate layer 1 and the connection between the second keel sectional material 42 and the outer plate layer 2 are realized. Be equipped with evenly distributed's recess 7 on the connection face of connecting plate 5, all be equipped with the arch that corresponds the setting with recess 7 on interior sheet layer 1 and the planking layer 2, recess 7 and arch can effectively prevent to take place the dislocation between first fossil fragments section bar 41 and the interior sheet layer 1, between second fossil fragments section bar 42 and the planking layer 2, increase bonding area and then increase the firmness that bonds, guaranteed the joint strength between bridge cut-off formula fossil fragments structure 4 and planking layer 2 and the interior sheet layer 1. A supporting plate 6 on the first keel sectional material 41 is bonded with the heat insulation plate 3, and a supporting plate 6 on the second keel sectional material 42 is bonded with the heat insulation plate 3, so that the bridge cut-off type keel structure 4 and the heat insulation plate 3 are fixedly connected.

The reinforcing plate and connecting plate 5 parallel arrangement, and the both ends of reinforcing plate are connected with two backup pads 6 respectively, and the reinforcing plate is used for increasing first keel section bar 41 or second keel section bar 42's intensity. The dovetail groove 8 is formed in the middle of one side face, close to the connecting plate 5, of the reinforcing plate, and the dovetail groove 8 can reduce the weight of the first keel section 41 or the second keel section 42 and can increase the strength of the first keel section 41 or the second keel section 42 in the longitudinal direction and the transverse direction. The both ends of the reinforcing plate keep away from the side of connecting plate 5 are equipped with and connect the bridge cut-off groove 9 of 432 structure assorted, and bridge cut-off groove 9 is used for being connected with bridge cut-off connecting piece 43. The width of bridge cut-off groove 9 is crescent from notch to tank bottom, and the notch is close to one side of backup pad 6 and is equipped with spacing chimb 10, and this kind of structural setting of bridge cut-off groove 9 can increase the stability of being connected between bridge cut-off groove 9 and the bridge cut-off connecting piece 43.

Therefore, the bridge-cut-off type heat-insulation box board adopting the structure can effectively prevent the generation of condensed water, has long service life, and simultaneously has the advantages of light weight and high strength.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that: modifications and equivalents may be made to the invention without departing from the spirit and scope of the invention.