Search

CN-122009464-A - Vertical cabinet type fan coil

CN122009464ACN 122009464 ACN122009464 ACN 122009464ACN-122009464-A

Abstract

The invention provides a cabinet type fan coil, which is provided with pipe connecting holes at two sides, and is internally provided with a water supply branch pipe, a water return branch pipe and a condensation branch pipe, wherein the end part of the water supply branch pipe is provided with a water supply three-way steering valve which can be connected with an external water pipe through any one side pipe connecting hole, the end part of the water return branch pipe is provided with a water return three-way steering valve which can be connected with the external water pipe through any one side pipe connecting hole, and the condensation branch pipe is provided with two water supply three-way steering valves which are respectively close to the two side pipe connecting holes and are used for connecting the external water pipe through the side pipe connecting holes. According to the vertical cabinet type fan coil, through the design of the built-in bidirectional split integrated pipe assembly and the symmetrical side interfaces and the metal corrugated compensation pipe, perfect compatibility of a single vertical cabinet type fan coil to left and right connection pipe types is realized, the manufacturing, design and construction problems caused by the distinction of the left and right connection pipe types of the traditional fan coil are solved, cost reduction and synergy are realized, and the overall design workload is reduced by about 40%.

Inventors

  • WEI WENJUN
  • Yin Mohan
  • CHEN JIANGLONG
  • QI LI
  • Tian Chonghuan
  • QU SHUXIN
  • Wen Jiaxi

Assignees

  • 沪东中华造船(集团)有限公司

Dates

Publication Date
20260512
Application Date
20260331

Claims (10)

  1. 1. A cabinet type fan coil is characterized in that two sides are provided with pipe connecting holes (4), a water supply branch pipe (1), a water return branch pipe (2) and a condensation branch pipe (3) are arranged in the cabinet type fan coil, and the cabinet type fan coil is characterized in that: the end part of the water supply branch pipe (1) is provided with a water supply three-way steering valve (11) which can be connected with an external water pipe through any side pipe hole (4); The end part of the backwater branch pipe (2) is provided with a backwater three-way steering valve (21) which can be connected with an external water pipe through any side pipe hole (4); the two condensing branch pipes (3) are respectively close to the two side pipe holes (4) and are used for being connected with an external water pipe through the side pipe holes (4).
  2. 2. The cabinet fan coil of claim 1, wherein the connection pipe hole (4) is provided with a sealing plate (41), the sealing plate (41) is connected with the connection pipe hole (4) through a plurality of connection points which are distributed at intervals, and the connection points can be broken when the sealing plate (41) is knocked.
  3. 3. The clothes closet fan coil of claim 1, wherein the water supply three-way steering valve (11) and the water return three-way steering valve (21) are respectively opposite to the connecting pipe holes (4) on two sides in joint and have equal interval.
  4. 4. The clothes closet fan coil according to claim 1, wherein the three-way water supply steering valve (11), the three-way return water steering valve (21) and the condensing branch pipe (3) are connected with an external water pipe through a metal corrugated compensation pipe (5).
  5. 5. The clothes closet fan coil of claim 4, wherein the water supply three-way steering valve (11) and the water return three-way steering valve (21) are respectively provided with a bracket connection point between each water supply three-way steering valve and any side pipe hole (4) for connecting a pipe clamp bracket (51) to clamp and fix the metal corrugated compensation pipe (5).
  6. 6. The clothes closet fan coil according to claim 1, wherein the clothes closet fan coil is used for a constant flow system, wherein the water supply three-way steering valve (11) interface, the water return three-way steering valve (21) interface and the condensing branch pipe (3) on the connecting pipe side are respectively connected with an external water pipe, the water supply three-way steering valve (11) interface and the water return three-way steering valve (21) interface on the non-connecting pipe side are in butt joint, and the condensing branch pipe (3) on the non-connecting pipe side is blocked by threads.
  7. 7. The clothes closet fan coil of claim 6, wherein the water supply three-way steering valve (11) operates in an electronic three-way regulating valve mode when in operation, the return water three-way steering valve (21) is kept normally open, and the opening degree of the water supply three-way steering valve (11) is regulated based on the difference value between the set temperature and the return air temperature through a PID controller.
  8. 8. The clothes closet fan coil according to claim 1, wherein the clothes closet fan coil is used for a variable flow system, wherein a water supply three-way steering valve (11) interface, a water return three-way steering valve (21) interface and a condensation branch pipe (3) on a connecting pipe side are respectively connected with an external water pipe, and a water supply three-way steering valve (11) interface, a water return three-way steering valve (21) interface and the condensation branch pipe (3) on a non-connecting pipe side are respectively plugged by threads.
  9. 9. The clothes closet fan coil of claim 8, wherein the water supply three-way steering valve (11) is kept normally open during operation, the water return three-way steering valve (21) operates in an electronic two-way regulating valve mode, and the opening degree of the water return three-way steering valve (21) is regulated based on the difference value between the set temperature and the return air temperature through a PID controller.
  10. 10. The clothes closet fan coil of claim 1, wherein the clothes closet fan coil is provided with a heat-insulating sealing sleeve (42) which is used for being connected to the pipe connecting hole (4) and wrapping a water pipe penetrating through the pipe connecting hole (4), the heat-insulating sealing sleeve (42) is of a split type structure, a heat-insulating layer is arranged on the inner side, a metal protective shell is arranged on the outer side, and a flanging buckle matched with the pipe connecting hole (4) is arranged at the end portion.

Description

Vertical cabinet type fan coil Technical Field The invention belongs to the technical field of ship heating ventilation and air conditioning, and particularly relates to a cabinet type fan coil. Background The cabinet type fan coil for the ship is key auxiliary equipment in a ship heating, ventilation and air conditioning system and is responsible for refrigerating in summer and heating in winter. The current cabinet type fan coil for the ship is divided into two connecting pipe modes of left connection and right connection due to different installation orientations on the specific ship, and the positions of the joints of the water supply pipe and the water return pipe are different inside the cabinet type fan coil in different connecting pipe modes. In the production design, the connection pipe type of the equipment model is modified according to the factors such as comprehensive arrangement balance, trend of cold (hot) medium water pipes and the like, and the acceptance graph is finished in a matching way for reviewing, so that the design workload is doubled, and the production line, inventory and management cost of manufacturers are doubled. In addition, the construction site must be installed and connected strictly according to the equipment fixing interface, the site fault tolerance is low, and the adjustment is difficult. Taking a certain ship case as an example, the 76 fan coils of the whole ship relate to 8 types, and 16 three-dimensional models are required to be created according to two connecting pipe types of left connection and right connection, which is 2 times of the workload of the generalized design. In the principle design, the connection pipe types of 76 fan coils are required to be defined according to the serial numbers of the fan coils, and in the production design, the connection pipe types of the fan coils are required to be changed according to the arrangement condition of the fan coils, the trend of the pipe system, the comprehensive arrangement balance and other factors, so that a large number of principle definition modification works are caused, and the working efficiency is greatly reduced. Disclosure of Invention Aiming at the defects in the prior art, the invention provides a cabinet type fan coil which is used for solving the problem of universalization of left and right connection pipe types. The present invention achieves the above technical object by the following technical means. The cabinet type fan coil is provided with pipe connecting holes on two sides, and is internally provided with a water supply branch pipe, a water return branch pipe and a condensation branch pipe, wherein: the end part of the water supply branch pipe is provided with a water supply three-way steering valve which can be connected with an external water pipe through any side connecting pipe hole; the end part of the backwater branch pipe is provided with a backwater three-way steering valve which can be connected with an external water pipe through any side connecting pipe hole; The condensing branch pipe is provided with two condensing branch pipes which are respectively close to two side pipe holes and are used for being connected with an external water pipe through the side pipe holes. Further, the sealing plate is arranged on the connecting pipe hole, the sealing plate is connected with the connecting pipe hole through a plurality of connecting points distributed at intervals, and the connecting points can be broken when the sealing plate is knocked. Further, the water supply three-way steering valve and the water return three-way steering valve are respectively opposite to the two-side connecting pipe holes in the interfaces at two sides, and the distances are equal. Further, the three water supply three-way steering valve, the water return three-way steering valve and the condensation branch pipe are connected with an external water pipe through metal corrugated compensation pipes. Further, the three-way water supply steering valve and the three-way water return steering valve are respectively provided with a bracket connection point between each three-way water supply steering valve and any side connecting pipe hole, and are used for connecting the pipe clamp bracket to clamp and fix the metal corrugated compensation pipe. The water supply three-way steering valve interface and the water return three-way steering valve interface are respectively connected with external water pipes, and the water supply three-way steering valve interface and the water return three-way steering valve interface are in butt joint, and the water return three-way steering valve interface are in butt joint, so that the water supply three-way steering valve interface and the water return three-way steering valve interface are in butt joint, and the water return three-way steering valve interface are in butt joint. When the automatic water supply three-way steering valve works, the water supply three-way steering v