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CN-224230793-U - Inner tube protection structure of heat exchanger

CN224230793UCN 224230793 UCN224230793 UCN 224230793UCN-224230793-U

Abstract

The utility model discloses an inner tube protection structure of a heat exchanger, which comprises a protection base, wherein a plurality of evenly-distributed through holes are formed in the middle of the protection base, a plurality of evenly-distributed protection sleeves are clamped at the top end of the protection base, each protection sleeve comprises a base layer, a protection layer is fixedly arranged on the inner side of each protection layer, an anti-corrosion layer is fixedly arranged on the inner side of each protection layer, a fixing ring is clamped at the outer side of the bottom end of the protection base, the protection base comprises a base plate, and a lower reinforcing plate is fixedly arranged at the bottom end of the base plate.

Inventors

  • MA FENGHAI
  • WANG TAO
  • JI JINPENG
  • Ma Huaibi

Assignees

  • 宁夏宝丰能源集团股份有限公司

Dates

Publication Date
20260512
Application Date
20250512

Claims (10)

  1. 1. The utility model provides a heat exchanger inner tube protection structure, includes protection base (1), its characterized in that, through-hole (3) of a plurality of evenly distributed have been seted up at the middle part of protection base (1), the top block of protection base (1) is provided with protective sheath (2) of a plurality of evenly distributed, a plurality of protective sheath (2) all include basic unit (21), the inboard of basic unit (21) is fixed to be provided with inoxidizing coating (22), the inboard of inoxidizing coating (22) is fixed to be provided with anticorrosion layer (23), the outside block of protection base (1) bottom is provided with solid fixed ring (4), protection base (1) include base plate (101), the bottom mounting of base plate (101) is provided with reinforcing plate (102) down, the bottom mounting of reinforcing plate (102) is provided with wearing layer (104) down, the top of base plate (101) is fixed to be provided with on reinforcing plate (103), the top of upper reinforcing plate (103) is fixed to be provided with on wearing layer (105).
  2. 2. The heat exchanger inner tube protection structure of claim 1, wherein an annular connecting groove (10) is formed in the joint of the fixing ring (4) and the protection base (1), a connecting clamping ring (11) is arranged in the annular connecting groove (10) in a clamping manner, and the connecting clamping ring (11) is fixedly connected with the protection base (1).
  3. 3. The heat exchanger inner tube protection structure of claim 2, wherein a plurality of fixing clamping holes (12) are formed in the bottom end of the connecting clamping ring (11), a plurality of fixing clamping blocks (13) are fixedly arranged at the bottom of the inner side of the annular connecting groove (10), and the fixing clamping holes (12) are respectively connected with the fixing clamping blocks (13) in a clamping mode.
  4. 4. The heat exchanger inner tube protection structure of claim 1, wherein annular clamping grooves (5) are formed in the connection positions of the protection base (1) and the protection sleeves (2), a plurality of installation clamping rings (6) are arranged in the annular clamping grooves (5) in a clamping mode, and the installation clamping rings (6) are fixedly connected with the protection sleeves (2) respectively.
  5. 5. The heat exchanger inner tube protection structure of claim 4, wherein the two sides of the plurality of mounting snap rings (6) are provided with mounting grooves (7), the inner parts of the plurality of mounting grooves (7) are fixedly provided with limiting elastic pieces (8), the two sides of the inner wall of the plurality of annular clamping grooves (5) are provided with limiting grooves (9), and the plurality of limiting elastic pieces (8) are respectively connected with the plurality of limiting grooves (9) in a clamping mode.
  6. 6. The heat exchanger inner tube protection structure according to claim 1, wherein the plurality of protection sleeves (2) are respectively arranged corresponding to the plurality of through holes (3).
  7. 7. The heat exchanger inner tube protection structure according to claim 1, wherein the thickness of the protection base (1) is 10mm, and the heights of the protection sleeves (2) are 30mm.
  8. 8. A heat exchanger inner tube protection structure according to claim 1, wherein the diameter of the protection base (1) is 1030mm.
  9. 9. A heat exchanger inner tube protecting structure according to claim 1, wherein the inner diameter of the protecting sleeve (2) is 26mm, and the outer diameter of the protecting sleeve (2) is 30mm.
  10. 10. A heat exchanger inner tube protecting structure according to claim 1, wherein the lower reinforcing plate (102) and the upper reinforcing plate (103) are made of stainless steel materials.

Description

Inner tube protection structure of heat exchanger Technical Field The utility model relates to the field of heat exchangers, in particular to an inner tube protection structure of a heat exchanger. Background A heat exchanger (heat exchanger) is a device that transfers a portion of the heat of a hot fluid to a cold fluid, also known as a heat exchanger. The heat exchanger plays an important role in chemical industry, petroleum, power, food and other industrial production, and can be used as a heater, a cooler, a condenser, an evaporator, a reboiler and the like in chemical industry production, so that the heat exchanger has wide application range. The inner tube of current heat exchanger can use protection architecture to protect it usually, but current heat exchanger inner tube protection architecture is inconvenient to carry out quick dismantlement to protective sheath and overall structure and installs, and then influences dismouting efficiency. In order to solve the above problems, a heat exchanger inner tube protection structure is proposed herein. Disclosure of utility model The utility model aims to provide a heat exchanger inner tube protection structure to solve the problems in the prior art. In order to achieve the above purpose, the inner tube protection structure of the heat exchanger comprises a protection base, wherein a plurality of evenly distributed through holes are formed in the middle of the protection base, a plurality of evenly distributed protection sleeves are clamped at the top end of the protection base, each protection sleeve comprises a base layer, a protection layer is fixedly arranged on the inner side of the base layer, an anti-corrosion layer is fixedly arranged on the inner side of the protection layer, a fixing ring is clamped at the outer side of the bottom end of the protection base, the protection base comprises a base plate, a lower reinforcing plate is fixedly arranged at the bottom end of the base plate, a lower wear-resisting layer is fixedly arranged at the bottom end of the lower reinforcing plate, an upper reinforcing plate is fixedly arranged at the top end of the base plate, and an upper wear-resisting layer is fixedly arranged at the top end of the upper reinforcing plate. The annular connecting groove is convenient to initially limit the protection base through the limiting clamping of the annular connecting groove and the connecting clamping ring, the protection base is convenient to further limit through the limiting clamping of the plurality of fixing clamping blocks respectively, the clamping rings are arranged through the plurality of the fixing clamping rings and are respectively convenient to initially limit the plurality of protection sleeves through the limiting clamping of the plurality of the annular clamping grooves, the protection sleeves are convenient to further limit the plurality of the protection sleeves through the limiting clamping of the plurality of the limiting clamping plates respectively, the protection sleeves are pulled upwards through using larger force, the two limiting clamping plates are separated from the two limiting grooves, the protection sleeves are convenient to detach and replace quickly, the protection base is pulled upwards through using larger force, the plurality of fixing clamping blocks are separated from the plurality of fixing clamping holes, and the protection structure is convenient to detach and maintain quickly. Preferably, the annular connecting groove is formed in the joint of the fixing ring and the protection base, the connecting clamping ring is arranged in the annular connecting groove in a clamping manner, the connecting clamping ring is fixedly connected with the protection base, and preliminary limiting is conveniently carried out on the protection base through the limiting clamping of the annular connecting groove and the connecting clamping ring. Preferably, a plurality of fixed clamping holes are formed in the bottom end of the connecting clamping ring, a plurality of fixed clamping blocks are fixedly arranged at the bottom of the inner side of the annular connecting groove, the fixed clamping holes are respectively connected with the fixed clamping blocks in a clamping mode, and the fixed clamping holes are respectively clamped with the limiting clamps of the fixed clamping blocks in a limiting mode to facilitate further limiting of the protection base. Preferably, annular clamping grooves are formed in the connecting positions of the protection base and the plurality of protection sleeves, a plurality of installation clamping rings are arranged in the annular clamping grooves in a clamping mode, the installation clamping rings are fixedly connected with the plurality of protection sleeves respectively, and the installation clamping rings are convenient to initially limit the plurality of protection sleeves through limiting clamping of the plurality of annular clamping grooves. Preferably, a plural