CN-122009649-A - Identification method for temperature control abnormality in logistics cold chain transportation process

CN122009649ACN 122009649 ACN122009649 ACN 122009649ACN-122009649-A

Abstract

The identification method for the abnormal temperature control in the logistics cold chain transportation process is characterized by comprising an identification device, wherein the identification device comprises a packaging box body, ventilation channels, support columns and box wall ventilation holes, the packaging box body is square, a cover body is arranged on the upper surface of the packaging box body, the support columns are arranged at the four corners of the bottom of the packaging box body, the ventilation channels are arranged at the four corners of the top of the packaging box body in a penetrating mode, the support columns penetrate through the support columns, a sealing structure is arranged at the upper end inside the ventilation channels, the support columns can be inserted into the ventilation channels and are in place, the sealing structure is controlled to achieve a communication state, the box wall ventilation holes are arranged on the inner side wall of a packaging box body and are communicated with one of the ventilation channels on the packaging box body, a simple mechanical arm can be used for carrying out spot inspection on a row of packaging box body at the top of the packaging box body, and the technical problem that a sensor can be used for a long time in a conventional detection process is solved.

Inventors

WANG FENGQIN
XU JINGMIN
WU JINGJING
XU YANHONG
ZHANG GUIZHEN
YANG JIE
CHEN JIANHUA
ZUO SHENG

Assignees

池州职业技术学院
池州俊华速递物流有限公司

Dates

Publication Date: 20260512
Application Date: 20260324

Claims (10)

1. The identification device for abnormal temperature control in the logistics cold chain transportation process is characterized by comprising a packaging box body, a ventilation channel, support columns and a box wall ventilation hole, wherein the packaging box body is square, a cover body is arranged on the upper surface of the packaging box body, the support columns are arranged at the four corners of the bottom of the packaging box body, the ventilation channel is arranged at the four corners of the top of the packaging box body in a penetrating mode, the ventilation channel penetrates through the support columns, a sealing structure is arranged at the upper end inside the ventilation channel, the support columns can be inserted into the ventilation channel and are inserted into place, then the sealing structure is controlled to achieve a communication state, and the box wall ventilation hole is arranged on the inner side wall of a packaging box body and is communicated with one of the ventilation channels on the packaging box body.
2. The device for identifying the abnormal temperature control in the logistics cold chain transportation process according to claim 1, wherein the sealing structure comprises a first piston, a second piston and a return spring, an expansion groove is formed in the periphery of the ventilation channel, the first piston and the second piston are arranged in the expansion groove in a sliding mode, the upper end of the first piston is connected with the return spring, the upper end of the return spring is connected to the upper wall of the expansion groove, the second piston is rotatably connected to the lower portion of the first piston, one or more through holes are formed in the circumferential directions of the first piston and the second piston, the through holes of the first piston and the second piston are not overlapped in an initial state, and the through holes of the second piston and the first piston are overlapped after the support column is inserted into the ventilation channel in place.
3. The device for identifying abnormal temperature control in the logistics cold chain transportation process according to claim 2, wherein the first outer end of the piston is provided with a first guide protrusion, the second outer end of the piston is provided with a second guide protrusion, the expansion groove is provided with a first vertical guide groove and a second spiral guide groove, the first guide protrusion is arranged in the first vertical guide groove in a sliding mode, and the second guide protrusion is arranged in the second spiral guide groove in a sliding mode.
4. The device for identifying abnormal temperature control in the logistics cold chain transportation process according to claim 2, wherein a contact point A is arranged on the lower surface of the piston, a contact point B is arranged on the upper surface of the piston, and after the support column is inserted in place, the contact point A and the contact point B are contacted to realize electric connection.
5. The device for identifying abnormal temperature control in the logistics cold chain transportation process according to claim 2, wherein the electromagnet is arranged on the upper surface of the expansion groove, the iron block is arranged on the part of the piston corresponding to the electromagnet, when the contact point A and the contact point B are contacted, the electromagnet is controlled to be powered off, and when the contact point A and the contact point B are separated from contact, the electromagnet is controlled to be powered on.
6. The device for identifying abnormal temperature control in the logistics cold chain transportation process according to claim 1, wherein the upper surface and the lower surface of the packaging box body are respectively provided with a first control contact and a second control contact beside the ventilation channel, the lower end of the ventilation channel is provided with a switch valve, and the corresponding switch valve beside the second control contact is opened under the condition that the first control contact is contacted with the second control contact.
7. The device for identifying abnormal temperature control in the logistics cold chain transportation process of claim 1, wherein a buffer supporting layer is paved at the bottom of the packaging box body, an intermediate air layer is arranged in the middle of the buffer supporting layer and communicated with the air holes of the box wall, a plurality of connecting through holes are formed in the upper part of the buffer supporting layer, and a plurality of detection limiting pipes are connected with the connecting through holes.
8. The device for identifying abnormal temperature control in the process of transporting a logistics cold chain according to claim 7, wherein the middle air layer is further provided with a buffer support column, and the buffer support column is connected with the upper layer and the lower layer of the buffer support layer.
9. The device for identifying abnormal temperature control in the process of transporting a logistics cold chain according to claim 8, wherein the detection limiting pipe is hollow and tubular, the middle part and the lower part are made of metal materials, and the upper part is a film temperature exchange layer.
10. A method for identifying abnormal temperature control in a logistics cold chain transportation process comprises the following specific steps of (1) inserting a support column into a ventilation channel to stack packing box bodies and count numbers of the packing box bodies which exchange internal gas temperature with the ventilation channel, (2) inserting a temperature detector into the ventilation channel, opening a sealing structure after the temperature detector is inserted into place, and realizing sampling detection of the gas temperature of the ventilation channel, wherein if the detection is qualified, the temperature of the articles in the packing box body communicated with the ventilation channel is not abnormal, and if the detection is unqualified, the temperature of the articles in the packing box body is abnormal.

Description

Identification method for temperature control abnormality in logistics cold chain transportation process Technical Field The invention relates to a method for identifying temperature control abnormality in a logistics cold chain transportation process, and belongs to the field of temperature control abnormality detection in the logistics cold chain transportation process. Background The cold chain transportation temperature detection is realized by matching the real-time transmission, the whole-process recording and the super-threshold alarming of the multi-point sensor, so that the accurate, continuous and traceable monitoring of the temperature in the refrigerated or frozen carriage, the incubator and the container is realized, the sampling frequency can be set according to the types of articles to be transported, the multi-point synchronous acquisition is realized, however, the technical means are excessively relied, such as the occurrence of sensor damage and the like, the situation of false alarm and the like can exist, especially when the number of the incubators and the like is more, the possibility of abnormal occurrence is increased, and the simple and convenient sampling detection means are lacked in the prior art, the secondary sampling detection is carried out, and the recognition of temperature control abnormality is enhanced. Disclosure of Invention The invention solves the problems that the temperature re-checking means in the prior art is complex, and meanwhile, the spot checking measure for identifying the temperature abnormality is lacked, and the temperature control abnormality identification device and the method with simple operation are arranged, and the scheme is as follows: The utility model provides a recognition device that control by temperature change is unusual in commodity circulation cold chain transportation, wherein, including the packing box body, the passageway of ventilating, the support column, the case wall air vent, the packing box body is square, the packing box body upper surface is provided with the lid, the position at four angles in packing box body bottom all is provided with the support column, the position at four angles in box top all runs through and is provided with the passageway of ventilating, the passageway of ventilating runs through the support column, the inside upper end of passageway of ventilating is provided with seal structure, the support column can insert in the passageway of ventilating and insert in place the back control seal structure and realize the intercommunication state, case wall air vent sets up on the packing box body inner wall and is linked together with one of them passageway of ventilating on the packing box body. Further, the sealing structure comprises a first piston, a second piston and a return spring, an expansion groove is formed in the periphery of the ventilation channel, the first piston and the second piston are arranged in the expansion groove in a sliding mode, the upper end of the first piston is connected with the return spring, the upper end of the return spring is connected to the upper wall of the expansion groove, the second piston is rotationally connected to the lower portion of the first piston, one or more through holes are formed in the circumferential directions of the first piston and the second piston, the through holes of the first piston and the second piston are not overlapped in an initial state, and the through holes of the second piston and the first piston are overlapped after the support column is inserted into the ventilation channel in place. Further, the outer end of the piston I is provided with a guide protrusion I, the outer end of the piston is provided with a guide protrusion II, the expansion groove is provided with a vertical guide groove I and a spiral guide groove II, the guide protrusion I is arranged in the vertical guide groove I in a sliding mode, and the guide protrusion II is arranged in the spiral guide groove II in a sliding mode. Further, a contact point A is arranged on the lower surface of the piston, a contact point B is arranged on the upper surface of the piston, and after the support column is inserted in place, the contact point A and the contact point B are contacted, so that electric connection is realized. Further, an electromagnet is arranged on the upper surface of the expansion groove, an iron block is arranged on a part of the piston corresponding to the electromagnet, when the contact point A and the contact point B are contacted, the electromagnet is controlled to be powered off, and when the contact point A and the contact point B are separated from contact, the electromagnet is controlled to be powered on. Further, the upper surface and the lower surface of the packaging box body are both provided with a first control contact and a second control contact beside the ventilation channel, the lower end of the ventilation channel is provided with a switch valve