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CN-224214939-U - Pipeline anti-freezing device and anti-freezing pipeline

CN224214939UCN 224214939 UCN224214939 UCN 224214939UCN-224214939-U

Abstract

The application discloses a pipeline antifreezing device and an antifreezing pipeline, which comprises an inner flow pipe, wherein temperature sensors are arranged at two ends of the inner flow pipe, a heating unit is arranged on the outer wall of the inner flow pipe and used for heating the inner flow pipe, a baffle ring is sleeved at one end of the inner flow pipe, a control part is arranged at the other end of the inner flow pipe and sleeved at the other end of the inner flow pipe in a ring shape, a controller is arranged in the control part, the temperature sensors and the heating unit are respectively and electrically connected with the controller, sealing rings are arranged at the interfaces at the two ends of the inner flow pipe, a sleeve is arranged at the outer side of the inner flow pipe, the temperature sensors transmit temperature data into the controller, when the temperature is lower than a freezing point, the controller controls the heating unit to heat the inner flow pipe, so that ice solids in the inner flow pipe are melted, and when the temperature sensor detects that the temperature of the inner flow pipe is higher than the freezing point, the controller controls the heating unit to stop working, so that the pipeline is not influenced by low-temperature freezing in winter and is normally used.

Inventors

  • HE XIANGLIN
  • LU BIAO
  • LU TAO
  • MA JICHANG

Assignees

  • 通辽华旭药业有限公司

Dates

Publication Date
20260508
Application Date
20250626

Claims (8)

  1. 1. The utility model provides a pipeline freeze-proof device, its characterized in that, pipeline freeze-proof device's both ends are used for connecting liquid delivery pipeline respectively, pipeline freeze-proof device includes interior flow tube (1), interior flow tube (1) both ends are provided with temperature sensor (2), interior flow tube (1) outer wall is provided with heating element (3), heating element (3) are used for heating interior flow tube (1), keep off ring (11) have been cup jointed to interior flow tube (1) one end, interior flow tube (1) other end is provided with control portion (4), control portion (4) are the annular cup joint including flow tube (1) other end, control portion (4) are built-in have the controller, temperature sensor (2), heating element (3) are respectively with controller electric connection, interior flow tube (1) both ends interface department is provided with sealing washer (5), interior flow tube (1) outside is provided with sleeve pipe (6).
  2. 2. The pipe antifreeze device according to claim 1, characterized in that the inner flow pipe (1) is made of copper pipe.
  3. 3. The pipe antifreeze device according to claim 1, characterized in that the outer side wall of the temperature sensor (2) is provided with a thermal insulation layer (21).
  4. 4. The pipeline anti-freezing device according to claim 1, characterized in that the heating unit (3) is a heating wire which is uniformly wound on the outer wall of the inner flow pipe (1).
  5. 5. The pipeline anti-freezing device according to claim 1, wherein two ends of the inner flow pipe (1) are connected with connectors (12), and the outer ring surface of the connectors (12) is provided with threads.
  6. 6. The pipe antifreeze device according to claim 1, characterized in that the outside of the sleeve (6) is provided with a heat insulating layer (61).
  7. 7. The pipeline antifreeze device of any of claims 1-6, wherein a flowmeter (7) is inserted into the inner flow pipe (1).
  8. 8. An antifreeze line comprising a plurality of the pipe antifreeze devices of any one of claims 1 to 7 and a plurality of liquid delivery pipes; At least one liquid conveying pipeline is connected between two adjacent pipeline antifreezing devices.

Description

Pipeline anti-freezing device and anti-freezing pipeline Technical Field The utility model belongs to the technical field of pipeline freezing prevention, and particularly relates to a pipeline freezing prevention device and a freezing prevention pipeline. Background In cold areas such as northern, water or other liquid in the pipeline is easy to freeze and condense to block the pipeline in winter, and the pipeline is difficult to dredge again in the low-temperature environment after being integrally blocked, and even the pipeline can be used again after being thawed after being warmed up by the next year, so that great inconvenience is brought to production and life. Disclosure of utility model In order to solve the problems in the background technology, the application provides a pipeline anti-freezing device and an anti-freezing pipeline, which ensure that the pipeline is not influenced by low-temperature freezing in winter and is normally used. In order to achieve the above purpose, the present utility model provides the following technical solutions: in one aspect, the utility model provides a pipeline anti-freezing device, two ends of the pipeline anti-freezing device are respectively used for being connected with a liquid conveying pipeline, the pipeline anti-freezing device comprises an inner flow pipe, temperature sensors are arranged at two ends of the inner flow pipe, a heating unit is arranged on the outer wall of the inner flow pipe and used for heating the inner flow pipe, a baffle ring is sleeved at one end of the inner flow pipe, a control part is arranged at the other end of the inner flow pipe and sleeved at the other end of the inner flow pipe in an annular mode, a controller is arranged in the control part, the temperature sensors and the heating unit are respectively and electrically connected with the controller, sealing rings are arranged at interfaces at two ends of the inner flow pipe, and a sleeve is arranged at the outer side of the inner flow pipe. In one embodiment of the application, the inner flow tube is made of copper tubing. In one embodiment of the application, the outer side wall of the temperature sensor is provided with a heat insulation layer. In one embodiment of the present application, the heating unit is a heating wire, and the heating wire is uniformly wound around the outer wall of the inner flow pipe. In one embodiment of the application, two ends of the inner flow pipe are connected with connectors, and the outer ring surface of each connector is provided with threads. In one embodiment of the application, an insulating layer is arranged on the outer side of the sleeve. In one embodiment of the application, a flowmeter is inserted in the inner flow pipe. In another aspect, the utility model provides an antifreeze pipeline comprising a plurality of pipeline antifreeze devices and a plurality of liquid conveying pipelines, wherein at least one liquid conveying pipeline is connected between two adjacent pipeline antifreeze devices. In summary, the technical scheme provided by the application has the beneficial effects that the controller is arranged in the control part arranged on the inner flow pipe, the temperature sensor transmits temperature data into the controller, when the temperature is lower than a freezing point, the controller controls the heating unit to heat the inner flow pipe in a heating way, so that ice solids in the inner flow pipe are melted, and when the temperature sensor detects that the temperature of the inner flow pipe is higher than the freezing point, the controller controls the heating unit to stop working, so that the pipeline is not influenced by low-temperature freezing in a low-temperature environment in winter and is normally used. Drawings In order to more clearly illustrate the embodiments of the present application or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art. FIG. 1 is a schematic view of a bushing structure of a pipeline anti-freeze apparatus according to an embodiment of the present application; FIG. 2 is a schematic diagram of an inner flow tube structure of a pipeline anti-freezing device according to an embodiment of the present application; FIG. 3 is a schematic diagram illustrating an assembly structure of a control portion and an inner flow pipe of a pipeline anti-freezing device according to an embodiment of the present application; FIG. 4 is a schematic diagram of a heat insulating layer of a pipeline anti-freezing device according to an embodiment of the present application; FIG. 5 is a schematic diagram of a seal ring of a pipeline anti-freezing device according to an