Transport container for transporting temperature-sensitive transport goods

Abstract

A transport container for transporting temperature-sensitive transport goods includes an interior for receiving the transport goods and an enclosure enclosing the interior and provided with a heat insulation, wherein at least one latent heat accumulator and at least one active temperature-control element are provided for controlling the temperature in the interior. The enclosure is preferably a multilayer enclosure, wherein a heat insulation, a latent heat accumulator, and optionally an active temperature-control element, are configured as mutually separate, superimposed layers of the enclosure.

Claims

1. A transport container for transporting temperature-sensitive transport goods, comprising an interior for receiving the transport goods and an enclosure enclosing the interior and comprising a heat insulation layer, wherein at least one latent heat accumulator layer and at least one active temperature-control Peltier layer are provided for controlling the temperature in the interior, wherein the enclosure comprises a multilayer structure comprising the heat insulation layer, the latent heat accumulator layer, and the active temperature-control Peltier layer, which are configured as mutually separate, superimposed layers, of the multilayer structure, wherein the heat insulation layer is disposed between the further outwardly disposed active temperature-control Peltier layer and the further inwardly disposed latent heat accumulator layer, and wherein the active temperature-control Peltier layer comprises Peltier elements.

2. The transport container according to claim 1, wherein at least two of the superimposed layers are in heat-conducting connection with one another.

3. The transport container according to claim 2, wherein the superimposed layers in heat-conducting connection are in full-surface contact with one another.

4. The transport container according to claim 1, wherein the latent heat accumulator layer, the heat insulation layer, and optionally the active temperature-control Peltier layer, each enclose the interior completely.

5. The transport container according to claim 1, wherein the transport container is designed as a rectangular parallelepiped structure, the enclosure comprises six walls, each wall comprises at least three layers, and each wall comprises at least the latent heat accumulator layer, the heat insulation layer and the active temperature-control Peltier layer.

6. The transport container according to claim 5, wherein one of the six walls comprises a door.

7. The transport container according to claim 1, wherein the active temperature-control layer is configured for converting electric energy into heat to be released or absorbed.

8. The transport container according to claim 1, wherein in the enclosure an energy distribution layer comprising a heat-conductive material is arranged within the energy distribution layer for uniformly distributing thermal energy acting on the container from outside, and wherein said energy distribution layer is optionally disposed further outside than the latent heat accumulator layer.

9. The transport container according to claim 8, wherein the energy distribution layer has a thermal conductivity wherein is greater than 100 W/(m.Math.K).

10. The transport container according to claim 9, wherein the energy distribution layer has a thermal conductivity wherein is greater than 200 W/(m.Math.K).

11. The transport container according to claim 1, wherein the enclosure further comprises an energy distribution layer disposed on either side of the latent heat accumulation layer, wherein each energy distribution layer comprises a heat-conductive material arranged within the energy distribution layer for uniformly distributing thermal energy acting on the container from outside.

12. The transport container according to claim 11, wherein the energy distribution layer has a thermal conductivity wherein is greater than 100 W/(m.Math.K).

13. The transport container according to claim 12, wherein the energy distribution layer has a thermal conductivity wherein is greater than 200 W/(m.Math.K).

14. The transport container according to claim 1, wherein the transport container is an ISO container or an airfreight container.

15. A transport container for transporting temperature-sensitive transport goods comprising an interior for receiving the transport goods, and an enclosure enclosing the interior, said transport container comprising a heat insulation layer, and at least one latent heat accumulator layer and at least one active temperature-control Peltier layer are provided for controlling the temperature in the interior, wherein the enclosure comprises a multilayer structure comprising an inwardly disposed layer comprising the at least one latent heat accumulator layer, the heat insulation layer, and an outwardly disposed layer comprising the at least one active temperature-control Peltier layer, which are configured as mutually separate, successively superimposed layers, wherein the heat insulation layer is disposed between the further inwardly disposed latent heat accumulator layer and the further outwardly disposed active temperature-control Peltier layer comprising Peltier elements.

16. The transport container according to claim 15, wherein the transport container is an ISO container or an airfreight container.

17. The transport container according to claim 16, wherein the transport container is an ISO container and comprises a rectangular parallelepiped structure, the enclosure comprises six walls, each wall comprises at least three layers, and each wall comprises at least the latent heat accumulator layer, the heat insulation layer and the active temperature-control Peltier layer, wherein the latent heat accumulator layer, the heat insulation layer, and optionally the active temperature-control Peltier layer, each enclose the interior completely, and wherein one of the six walls comprises a door.

18. The transport container according to claim 15, wherein the energy distribution layer has a thermal conductivity wherein is greater than 100 W/(m.Math.K).

19. The transport container according to claim 18, wherein the energy distribution layer has a thermal conductivity wherein is greater than 200 W/(m.Math.K).

Description

BRIEF DESCRIPTION OF THE DRAWINGS

(1) In the following, the invention will be explained in more detail by way of an exemplary embodiment schematically illustrated in the drawing.

(2) FIG. 1 depicts a parallelepiped-shaped transport container.

DETAILED DESCRIPTION

(3) A transport container for transporting temperature-sensitive transport goods, comprises an interior for receiving the transport goods and an enclosure enclosing the interior and comprising a heat insulation, wherein at least one latent heat accumulator and at least one active temperature-control element are provided for controlling the temperature in the interior, characterized in that the enclosure is designed as a multilayer enclosure, wherein the heat insulation, the latent heat accumulator, and optionally the active temperature-control element, are configured as mutually separate, superimposed layers of the enclosure.

(4) A transport container can include at least two, in particular all three, layers superimposed in heat-conducting connection with one another. In particular, with respect to at least two of the superimposed layers, in heat-conducting connection comprises full-surface contact as between such at least two of the superimposed layers.

(5) In a transport container, the latent heat accumulator layer (9), the insulation layer (8), and optionally the active temperature-control layer (7), can each enclose the interior completely.

(6) A transport container can comprise a polygonally shaped structure, such as a parallelepiped. For instance, transport container can comprise a rectangular parallelepiped structure in which the enclosure comprises six walls. Each of which walls can be designed with multiple layers, e.g., at least three layers comprising a latent heat accumulator layer, an insulation layer and an active temperature-control layer.

(7) A transport container can include an access door. A wall can be designed as door. For example, with a parallelepiped structure, one of the six walls can be designed as a door.

(8) A transport container can include an active temperature-control layer configured for converting electric energy into heat to be released or absorbed.

(9) A transport container can include an active temperature-control layer comprising Peltier elements, a heat exchanger cooperating with a thermodynamic cycle process, in particular a compression refrigerating machine, or magnetic cooling.

(10) A transport container can include the insulation layer disposed between the further outwardly disposed temperature-control layer and the further inwardly disposed latent heat accumulator layer.

(11) A transport container can include a insulation layer disposed further outwards than the temperature-control layer and the latent heat accumulator layer.

(12) A transport container can include a temperature-control layer disposed between the external insulation layer and the latent heat accumulator layer.

(13) A transport container can include a latent heat accumulator layer disposed between the external insulation layer and the temperature-control layer.

(14) A transport container can include an energy distribution layer comprising a highly heat-conductive material arranged within the energy distribution layer for uniformly distributing thermal energy acting on the container from outside. The energy distribution layer is preferably disposed further outside than the latent heat accumulator layer.

(15) A transport container can include a further energy distribution layer. For example, one energy distribution layer can be disposed on either side of the latent heat accumulator layer.

(16) FIG. 1 depicts a parallelepiped-shaped transport container 1 whose walls are denoted by 2, 3, 4, 5 and 6. On the sixth side, the transport container 1 is shown open to visualize the layered structure of the walls. The open side can, for instance, be closed by a door having the same layered structure as the walls 2, 3, 4, 5 and 6. All of the six walls of the transport container 1 have identical layered structures. The layered structure comprises an outer layer 7, an intermediate layer 8, and an inner layer 9.

(17) According to a first variant, layer 7 is an active temperature-control element, e.g. a layer provided with Peltier elements, layer 8 is an insulation layer, and layer 9 constitutes a latent heat accumulator layer.

(18) According to a second variant, layer 7 is an insulation layer, layer 8 is an active temperature-control element, and layer 9 is a latent heat accumulator layer.

(19) According to a third variant, layer 7 is an insulation layer, layer 8 is a latent heat accumulator layer, and layer 9 is an active temperature-control element.