CN-224218693-U - High-voltage frequency converter heat dissipation ventilating duct and heat dissipation system

CN224218693UCN 224218693 UCN224218693 UCN 224218693UCN-224218693-U

Abstract

The utility model relates to the technical field of variable frequency equipment for waterworks and discloses a high-voltage frequency converter heat dissipation and ventilation pipeline and a heat dissipation system, wherein the high-voltage frequency converter heat dissipation and ventilation pipeline comprises a plurality of pipe groups forming a complete continuous channel, detachable connecting pieces for connecting adjacent pipe groups and a hoisting assembly, each pipe group is a heat insulation pipe, the detachable connecting pieces are composed of two connecting fasteners which are mirror images and have an F-shaped cross section, the two connecting fasteners are connected and then are sealed by glass cement, the hoisting assembly comprises an upper mounting plate, a lower mounting plate and a connecting rope, the upper mounting plate and the lower mounting plate are respectively connected with the upper side and the lower side of the heat dissipation and ventilation pipeline, and the connecting rope is connected with the upper mounting plate and the lower mounting plate and is used for hoisting the hoisting assembly and a machine room. The ventilating duct can effectively prevent heat led out from the high-voltage frequency converter from being emitted into the machine room, and is convenient for field installation.

Inventors

LIN XIANZENG
LU ZIQI
ZHANG JIAMING
CAI BOYANG
LI JUN
CHEN HONG
Mo Chumeng

Assignees

佛山市禅城区供水有限公司

Dates

Publication Date: 20260508
Application Date: 20250411

Claims (10)

1. A heat dissipation and ventilation pipeline of a high-voltage frequency converter is characterized by comprising a plurality of pipe groups forming a complete continuous channel, detachable connecting pieces for connecting adjacent pipe groups and a hoisting assembly, wherein each pipe group is a heat insulation pipe, each detachable connecting piece is composed of two connecting fasteners which are mirror images and have an F-shaped cross section, the end parts of the adjacent pipe groups are respectively clamped and fixed in corresponding F-shaped grooves, grooves and connecting holes are respectively formed in the connecting surfaces of the two connecting fasteners, the grooves are used for installing sealing gaskets, the connecting holes are matched with bolts to realize detachable connection and fixation of the two connecting fasteners, glass cement sealing is carried out on the outer parts after the two connecting fasteners are connected, the hoisting assembly comprises an upper mounting plate, a lower mounting plate and connecting ropes, the upper mounting plate and the lower mounting plate are respectively connected with the upper side and the lower side of the heat dissipation and ventilation pipeline, and the connecting ropes are connected with the upper mounting plate and the lower mounting plate and are used for realizing hoisting of the hoisting assembly and a machine room.
2. The heat dissipation and ventilation pipeline of a high-voltage frequency converter according to claim 1, wherein the hoisting components are arranged in a plurality of groups and are arranged in one-to-one correspondence with the groups.
3. A radiator and ventilation duct for a high-voltage inverter according to claim 1, wherein shock-absorbing pads are provided between the upper mounting plate and the upper side of the radiator and ventilation duct, and between the lower mounting plate and the lower side of the radiator and ventilation duct, respectively.
4. The high-voltage inverter heat dissipation and ventilation pipeline as claimed in claim 1, wherein the pipe group is a stainless steel pipe or an aluminum alloy pipe, and the outer surface of the pipe group is wrapped with heat insulation cotton.
5. A high voltage inverter radiator ventilating duct according to claim 1, wherein a sealing damping gel member is filled in a through-wall of the radiator ventilating duct.
6. A high voltage inverter heat dissipation and ventilation duct as claimed in claim 1, characterized in that a detachable protective net is installed at the outlet of the heat dissipation and ventilation duct.
7. The utility model provides a high-voltage inverter cooling system, includes the computer lab, installs high-voltage inverter rack in the computer lab, its characterized in that be equipped with air inlet passageway and air-out passageway respectively on the opposite side of computer lab, the air inlet passageway is less than the air-out passageway sets up be equipped with the air intake that is located the downside and the air outlet that is located the top on the high-voltage inverter rack install the cabinet top fan on the air outlet, a high-voltage inverter cooling ventilation pipeline of claim 1-6 is connected between cabinet top fan and the air-out passageway is used for sending out the hot-blast in the high-voltage inverter rack outside the computer lab.
8. The heat dissipating system of claim 7 wherein the air outlet of the heat dissipating ventilating duct of the high-voltage inverter and the air inlet of the air inlet duct are inclined downward, and the air inlet duct is provided with a filter screen.
9. The system of claim 7, wherein the air inlet is directly opposite the air inlet channel.
10. The system of claim 7, wherein the high voltage inverter cabinet comprises a transformer cabinet and a power unit cabinet, the transformer cabinet and the power unit cabinet each having an independent air duct, and each air duct is provided with a corresponding cabinet top fan.

Description

High-voltage frequency converter heat dissipation ventilating duct and heat dissipation system Technical Field The utility model relates to the technical field of variable frequency equipment for water works, in particular to a heat dissipation and ventilation pipeline of a high-voltage frequency converter and a heat dissipation system. Background The variable-frequency water pump unit is a pump load for guaranteeing water supply of a water works, and adopts a high-voltage frequency converter to control the speed. The high-voltage frequency converter can generate larger heat in the high-voltage and low-voltage transformation process, the internal heat of the high-voltage frequency converter is generally discharged through the built-in heat dissipation exhaust device, but the temperature in a machine room is extremely easy to be overhigh after a machine body is heated, cooling equipment such as an air conditioner or air water cooling and the like is often required to be additionally arranged in the machine room, the energy consumption is larger, the energy conservation performance is poor, and the energy conservation and the economic operation of the equipment are the necessary trend of sustainable development. Disclosure of utility model The utility model aims to provide a high-voltage frequency converter heat dissipation ventilating duct which effectively avoids heat led out from a high-voltage frequency converter from being dissipated into a machine room and is convenient for field installation, so as to solve one or more technical problems in the prior art and at least provide a beneficial selection or creation condition. In order to achieve the above purpose, the utility model adopts the following technical scheme. The heat dissipation and ventilation pipeline of the high-voltage frequency converter comprises a plurality of pipe groups forming a complete continuous channel, detachable connecting pieces for connecting adjacent pipe groups and a hoisting assembly, wherein each pipe group is a heat insulation pipe, each detachable connecting piece is composed of two connecting fasteners which are mirror images and have F-shaped cross sections, the end parts of the adjacent pipe groups are respectively clamped and fixed in corresponding F-shaped grooves, grooves and connecting holes are respectively formed in the connecting surfaces of the two connecting fasteners, the grooves are used for installing sealing gaskets, the connecting holes are matched with bolts to realize the detachable connection and fixation of the two connecting fasteners, glass cement sealing is carried out outside after the two connecting fasteners are connected, the hoisting assembly comprises an upper mounting plate, a lower mounting plate and connecting ropes, the upper mounting plate and the lower mounting plate are respectively connected with the upper side and the lower side of the heat dissipation and ventilation pipeline, and the connecting ropes are connected with the upper mounting plate and the lower mounting plate and are used for realizing the hoisting of the hoisting assembly and a machine room. More preferably, the hoisting components are arranged in a plurality of groups and are in one-to-one correspondence with the pipe groups. More preferably, shock absorbing pads are provided between the upper mounting plate and the upper side of the heat dissipation and ventilation duct, and between the lower mounting plate and the lower side of the heat dissipation and ventilation duct, respectively. More preferably, the tube group is a stainless steel tube or an aluminum alloy tube, and the outer surface of the tube group is wrapped with heat insulation cotton. More preferably, the wall penetrating part of the heat dissipation and ventilation pipeline is filled with sealing damping rubber pieces. More preferably, a detachable protective net is arranged at the outlet of the heat dissipation and ventilation pipeline. On the other hand, the utility model also provides a high-voltage frequency converter heat dissipation system, which comprises a machine room and a high-voltage frequency converter cabinet arranged in the machine room, wherein an air inlet channel and an air outlet channel are respectively arranged on two opposite sides of the machine room, the air inlet channel is lower than the air outlet channel, an air inlet positioned at the lower side and an air outlet positioned at the top are arranged on the high-voltage frequency converter cabinet, a cabinet top fan is arranged on the air outlet, and the high-voltage frequency converter heat dissipation and ventilation pipeline is connected between the cabinet top fan and the air outlet channel and is used for sending hot air in the high-voltage frequency converter cabinet out of the machine room. More preferably, the air outlet of the high-voltage frequency converter heat dissipation and ventilation pipeline and the air inlet of the air inlet channel are inclined downwards, and