DESIGN METHOD OF INTEGRATED BOX-TYPE SELF-CONTAINED MACHINE ROOM

Abstract

The present invention discloses a design method of an integrated box-type self-contained machine room. The design method comprises the following steps: firstly, selecting equipment parts in line with needs according to requirements of a design drawing for an HVAC system; secondly, optimizing, assembling and connecting the equipment parts, except a host air conditioner, a boiler and a cooling tower; thirdly, integrating the optimized, assembled and connected equipment parts into a protective housing; and finally, integrally testing a water pressure of the protective housing, the equipment parts and joints after washing the protective housing, the equipment parts and the joints, and transporting the same to an installation site of the HVAC system after the water pressure test passes the inspection. The method provided by the invention can improve the installation efficiency of an HVAC machine room and shorten the installation period of the HVAC machine room.

Claims

1. A design method of the integrated box-type self-contained machine room, characterized by comprising the following steps: (1) determining a design drawing for an HVAC system; and then selecting equipment parts in line with needs according to requirements of the design drawing for the HVAC system; (2) optimizing, assembling and connecting the equipment parts, except a host air conditioner, a boiler and a cooling tower, according to the requirements of the design drawing for the HVAC system; and placing the equipment parts on one or more interconnected transportable bases; (3) integrating the optimized, assembled and connected equipment parts into a protective housing, while reserving a machine port in the protective housing; and assembling and connecting the integrated equipment parts, requiring connecting with the host air conditioner, the boiler and the cooling tower, with the machine port in the protective housing in advance; and (4) Testing water pressure after integrating and assembling the integrated equipment parts in the protective housing; systematically washing the integrated equipment parts and cleaning up the protective housing after passing the acceptance; packaging and protecting a finished product of the integrated box-type self-contained machine room after inspection, and then transporting the same to the installation site of the HVAC system; and connecting the host air conditioner, the boiler and the cooling tower with an integrated box-type self-contained machine room port through the machine room on the installation site of the HVAC system.

2. The design method of the integrated box-type self-contained machine room according to claim 1, characterized in that the equipment parts comprise piping system parts, electrical system parts and mechanical structural parts of the HVAC system, wherein the piping system parts include, but are not limited to a chilled water pump, a cooling water pump, a hot water pump, a filter, a water treatment device, a constant-pressure water supply device, a deoxygenation device, a valve accessory, a flexible connector, a pressure gauge and a thermometer; the electrical system parts include, but are not limited to a control cabinet; and the mechanical structural parts include, but are not limited to a pipe rack and a connecting member.

3. The design method of the integrated box-type self-contained machine room according to claim 1, characterized in that the equipment parts can be increased or reduced according to post-installation requirements of the HVAC system.

4. The design method of the integrated box-type self-contained machine room according to claim 1, characterized in that the optimization in step (2) means that a principle for assembling and connecting the equipment parts is to reduce an occupied area, a resistance to working medium in a piping system, and a hoisting height.

Description

DESCRIPTION OF THE DRAWINGS

[0023] FIG. 1 is a principle block diagram of the present invention.

[0024] FIG. 2 is a structural block diagram of an embodiment 1 of the present invention.

[0025] FIG. 3 is the structural block diagram of an embodiment 2 of the present invention.

DETAILED DESCRIPTION OF PREFERRED EMBODIMENTS

[0026] As shown in FIG. 1, a design method of an integrated box-type self-contained machine room comprises the following steps:

[0027] (1) Determining a design drawing for an HVAC system; and then selecting equipment parts in line with needs according to requirements of the design drawing for the HVAC system;

[0028] (2) Optimizing, assembling and connecting the equipment parts, except a host air conditioner, a boiler and a cooling tower, according to the requirements of the design drawing for the HVAC system;

[0029] (3) Integrating the optimized, assembled and connected equipment parts into a protective housing, while reserving a machine port in the protective housing; and assembling and connecting the integrated equipment parts, requiring connecting with the host air conditioner, the boiler and the cooling tower, with the machine port in the protective housing in advance; and

[0030] (4) Testing water pressure after integrating and assembling the integrated equipment parts in the protective housing; systematically washing the integrated equipment parts and cleaning up the protective housing after passing the acceptance; packaging and protecting a finished product of the integrated box-type self-contained machine room after inspection, and then transporting the same to an installation site of the HVAC system; and connecting the host air conditioner, the boiler and the cooling tower with an integrated box-type self-contained machine room port through the machine room on the installation site of the HVAC system.

[0031] The equipment parts include piping system parts, electrical system parts and mechanical structural parts of the HVAC system, wherein

[0032] the piping system parts include, but are not limited to a chilled water pump, a cooling water pump, a hot water pump, a filter, a water treatment device, a constant-pressure water supply device, a deoxygenation device, a valve accessory, a flexible connector, a pressure gauge and a thermometer;

[0033] The electrical system parts include, but are not limited to a control cabinet;

[0034] The mechanical structural parts include, but are not limited to a pipe rack and a connecting member.

[0035] The equipment parts can be increased or reduced according to post-installation requirements of the HVAC system.

[0036] The optimization in step (2) means that a principle for assembling and connecting the equipment parts is to reduce an occupied area, a resistance to working medium in a piping system, and a hoisting height.

Embodiment 1

[0037] As shown in FIG. 2, when the HVAC system does not have the boiler, the integrated box-type self-contained machine room mainly implements the connection between the cooling tower and the host air conditioner, and the connection between the host air conditioner and a user; the cooling water pump, the chilled water pump, two groups of water treatment/filtration devices, the constant-pressure water supply device and a plurality of valve fittings; a water outlet of the cooling water is connected with one end of one of the water treatment/filtration devices through a pipe joint on the protective housing; the other end of the water treatment/filtration device is connected with one end of the cooling water pump through the valve fitting; the other end of the cooling water pump is connected with the host air conditioner through a valve assembly and the pipe joint on the protective housing; the user is connected with one end of another water treatment/filtration device through the pipe joint on the protective housing; the other end of the water treatment/filtration device is connected with one end of the chilled water pump through the valve fitting; the other end of the chilled water pump is connected with the host air conditioner through the valve assembly and the pipe joint on the protective housing; one end of the constant-pressure water supply device is connected with tap water; the other end of the constant-pressure water supply device is connected between the water treatment/filtration device in a direction from the user to the host air conditioner and the valve fitting; in addition, the protective housing is also provided with two pairs of pipe joints; two pipe joints in each pair of pipe joints are respectively connected through pipes; one pair of pipe joints are used for directly connecting the cooling tower with the host air conditioner; and the other pair of pipe joints are used for directly connecting the cooling tower with the user.

Embodiment 2

[0038] As shown in FIG. 3, when the HVAC system is provided with the boiler, the integrated box-type self-contained machine room mainly implements the connection between the cooling tower and the host air conditioner, the connection between the host air conditioner and the user, as well as the connection between the boiler and the user, wherein the connection between the cooling tower and the host air conditioner, and the connection between the host air conditioner and the user are implemented in a way same as the embodiment 1. To implement the connection between the boiler and the user, the integrated box-type self-contained machine room further requires integrating the hot water pump, the water treatment/filtration device and the plurality of pipe fittings. The user is connected with one end of the water treatment/filtration device; the other end of the water treatment/filtration device is connected with one end of the hot water pump through the valve assembly; the other end of the hot water pump is connected with the boiler through the valve assembly and the pipe fittings; the other end of the constant-pressure water supply device is further connected between the other end of the water treatment/filtration device and the valve fitting through the pipe; in addition, the protective housing is further provided with a pair of pipe joints; and two pipe joints are respectively connected through the pipe and are used for directly connecting the user with the boiler.