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CN-224228819-U - Heat preservation device of ultralow-temperature heating compressor of air source heat pump

CN224228819UCN 224228819 UCN224228819 UCN 224228819UCN-224228819-U

Abstract

The utility model relates to the technical field of heat preservation devices, and discloses an air source heat pump ultralow temperature heat compressor heat preservation device, which comprises an inner flexible ceramic fiber heat preservation layer, wherein a middle aerogel heat insulation felt heat preservation layer is fixedly arranged outside the inner flexible ceramic fiber heat preservation layer, an outer reflective aluminum foil heat preservation layer is fixedly arranged outside the middle aerogel heat insulation felt heat preservation layer, and a double fixing mechanism is arranged on the inner side of the inner flexible ceramic fiber heat preservation layer. This ultralow temperature heating compressor heat preservation device of air source heat pump, through the cooperation of silica gel sealing strip and forked tail cutting, can be through interference fit's mounting means, preliminary reinforcement to one side that the heat preservation was drawn close mutually, when reducing the heat leakage of seam crossing, can realize the pre-fixation to the heat preservation, dual insurance can reduce the risk that drops, when the thorn face is pasted with the magic subsides wool side separation to the magic, the heat preservation can not directly expose the gap, can prevent effectively that the seal from receiving the influence, gives staff sufficient process time.

Inventors

  • ZHANG HUIJUN
  • WEI JIANPING
  • WU WENWEN

Assignees

  • 合肥荣事达太阳能有限公司

Dates

Publication Date
20260512
Application Date
20250530

Claims (7)

  1. 1. The heat preservation device of the air source heat pump ultralow temperature heating compressor comprises an inner flexible ceramic fiber heat preservation layer (1) and is characterized in that a middle-layer aerogel heat insulation felt heat preservation layer (3) is fixedly arranged outside the inner flexible ceramic fiber heat preservation layer (1), an outer-layer reflecting aluminum foil heat preservation layer (4) is fixedly arranged outside the middle-layer aerogel heat insulation felt heat preservation layer (3), and a double fixing mechanism (2) is arranged on the inner side of the inner flexible ceramic fiber heat preservation layer (1).
  2. 2. The heat preservation device of the ultralow temperature heat compressor of the air source heat pump is characterized in that the twice fixing mechanism (2) comprises a first connecting strip (21), the first connecting strip (21) is fixedly arranged at the left end of the inner flexible ceramic fiber heat preservation layer (1), a second connecting strip (22) is fixedly arranged at one end, far away from the first connecting strip (21), of the inner flexible ceramic fiber heat preservation layer (1), a silica gel sealing strip (23) is fixedly arranged in the first connecting strip (21), a dovetail inserting strip (24) is fixedly arranged at the left side of the second connecting strip (22), a magic tape surface (25) is fixedly arranged at the outer part of the outer reflective aluminum foil heat preservation layer (4), and a magic tape surface (26) is fixedly arranged at the front surface of the first connecting strip (21).
  3. 3. The ultralow temperature heating compressor heat preservation device of the air source heat pump is characterized in that one end, close to a first connecting strip (21), of the middle-layer aerogel heat insulation felt heat preservation layer (3) and the outer-layer reflecting aluminum foil heat preservation layer (4) is fixedly installed on the left side of the first connecting strip (21), and one end, close to a second connecting strip (22), of the middle-layer aerogel heat insulation felt heat preservation layer (3) and the outer-layer reflecting aluminum foil heat preservation layer (4) is fixedly installed on the right side of the second connecting strip (22).
  4. 4. The ultralow temperature heat compressor heat preservation device of the air source heat pump is characterized in that dovetail grooves are formed in the first connecting strip (21) and the silica gel sealing strip (23), the silica gel sealing strip (23) is fixedly installed in the dovetail groove formed in the first connecting strip (21), and the dovetail cutting (24) is arranged in the dovetail groove formed in the silica gel sealing strip (23).
  5. 5. The heat preservation device of the ultralow temperature heating compressor of the air source heat pump according to claim 2 is characterized in that the thickness of the inner flexible ceramic fiber heat preservation layer (1) is set to be 3-5mm, the density is 96kg/m < 3 >, and the heat conductivity coefficient is less than or equal to 0.04W/(m.K); The thickness of the middle-layer aerogel heat insulation felt heat insulation layer (3) is 10-12mm, the density is 180-220kg/m < 3 >, the tensile strength is more than or equal to 0.15MPa, and the water contact angle is more than or equal to 150 degrees; The thickness of the outer reflective aluminum foil heat preservation layer (4) is set to be 0.1-0.2mm, the surface emissivity is less than or equal to 0.05, and the temperature resistance is more than or equal to 150 ℃.
  6. 6. The heat preservation device of the ultralow temperature heating compressor of the air source heat pump according to claim 2 is characterized in that the compression ratio of a silica gel sealing strip (23) is 20% -25%, and the front end of a dovetail cutting (24) is chamfered by 5 degrees.
  7. 7. The heat preservation device of the ultralow temperature heat compressor of the air source heat pump according to claim 2, wherein the magic tape thorn surface (25) and the magic tape rough surface (26) are silica gel-based magic tapes and are resistant to temperature of-40 ℃ to 200 ℃.

Description

Heat preservation device of ultralow-temperature heating compressor of air source heat pump Technical Field The utility model relates to the technical field of heat preservation devices, in particular to an air source heat pump ultralow temperature heating compressor heat preservation device. Background When the air source heat pump is operated in a low temperature environment, the efficiency of the compressor may be reduced, even frosted, and the heating effect is affected, so that a heat preservation device is required to be used, the efficient operation of the compressor is maintained, and the performance degradation or damage caused by low temperature is prevented. In the prior art, when the ultralow temperature heating compressor of the air source heat pump keeps warm, heat preservation cotton can be generally used, and through the magic subsides that the cotton surface of heat preservation set up, wrap up the heat preservation cotton in the outside of compressor after, utilize the burr to laminate with the thorn face, realize the heat preservation to the compressor, but when in actual use, the magic subsides are liable to be because of temperature variation, vibration or ageing leads to viscidity to descend, appear the circumstances of burr and thorn face separation, influence the leakproofness, consequently need improve an air source heat pump ultralow temperature heating compressor heat preservation device and solve above-mentioned problem. Disclosure of utility model The utility model aims to provide an air source heat pump ultralow temperature heating compressor heat preservation device so as to solve the problems in the background technology. The heat preservation device of the air source heat pump ultralow temperature heating compressor comprises an inner flexible ceramic fiber heat preservation layer, wherein a middle aerogel heat insulation felt heat preservation layer is fixedly arranged outside the inner flexible ceramic fiber heat preservation layer, an outer reflective aluminum foil heat preservation layer is fixedly arranged outside the middle aerogel heat insulation felt heat preservation layer, and a double fixing mechanism is arranged on the inner side of the inner flexible ceramic fiber heat preservation layer. Preferably, the twice fixed establishment includes connecting strip one, connecting strip one fixed mounting is in the left end of inlayer flexible ceramic fiber heat preservation, connecting strip two is kept away from the one end fixed mounting of connecting strip one to the flexible ceramic fiber heat preservation of inlayer, connecting strip one's inside fixed mounting has the silica gel sealing strip, connecting strip two's left side fixed mounting has the forked tail cutting, the outside fixed mounting of outer reflection aluminium foil heat preservation has the magic to paste thorn face, connecting strip one's front fixed mounting has the magic to paste the hair face. Preferably, the middle layer aerogel insulation blanket insulation layer and the outer layer reflection aluminum foil insulation layer are fixedly mounted on the left side of the first connecting strip near one end of the first connecting strip, and the middle layer aerogel insulation blanket insulation layer and the outer layer reflection aluminum foil insulation layer are fixedly mounted on the right side of the second connecting strip near one end of the second connecting strip. Preferably, the first connecting strip and the inside of the silica gel sealing strip are both provided with dovetail grooves, the silica gel sealing strip is fixedly arranged in the inside of the dovetail grooves formed in the first connecting strip, and the dovetail cutting is arranged in the inside of the dovetail grooves formed in the inside of the silica gel sealing strip. Preferably, the thickness of the inner flexible ceramic fiber heat-insulating layer is set to be 3-5mm, the density is 96kg/m < 3 >, and the heat conductivity coefficient is less than or equal to 0.04W/(m.K). The thickness of the heat-insulating layer of the middle aerogel heat-insulating felt is 10-12mm, the density is 180-220kg/m < 3 >, the tensile strength is more than or equal to 0.15MPa, and the water contact angle is more than or equal to 150 degrees. The thickness of the outer reflective aluminum foil heat preservation layer is set to be 0.1-0.2mm, the surface emissivity is less than or equal to 0.05, and the temperature resistance is more than or equal to 150 ℃. Preferably, the compression ratio of the silica gel sealing strip is 20% -25%, and the front end of the dovetail cutting is chamfered by 5 degrees. Preferably, the magic tape thorn face and the magic tape rough face adopt silica gel-based magic tapes and are resistant to the temperature of-40 ℃ to 200 ℃. Compared with the prior art, the utility model provides the heat preservation device of the ultralow-temperature heating compressor of the air source heat pump, which has the following bene