CN218826525U

CN218826525U - Drawer type dry-type transformer cooling blower

Info

Publication number: CN218826525U
Application number: CN202222782018.4U
Authority: CN
Inventors: 张道辉
Original assignee: Guizhou Xingfa Chemical Co ltd
Current assignee: Guizhou Xingfa Chemical Co ltd
Priority date: 2022-10-21
Filing date: 2022-10-21
Publication date: 2023-04-07
Anticipated expiration: 2032-10-21

Abstract

The utility model discloses a drawer type dry-type transformer cooling fan, including keeping apart the shell, keep apart the inside of shell and placed the dry-type transformer main part, the bottom fixedly connected with of dry-type transformer main part supports the chassis, support two chassis guide rails of bottom both sides fixedly connected with of chassis, the central sliding connection who keeps apart shell bottom internal surface has the fan drawer, the gyro wheel is all installed to the both sides of fan drawer rear end, the top of fan drawer is installed and is filtered the top cap, the front of fan drawer is provided with control panel mechanism, the inside fixedly connected with drive fan subassembly of fan drawer. The utility model discloses a but design pull's fan drawer can realize the removal pull to the driving fan subassembly, and then can realize directly pulling out the fan drawer when the fan trouble, maintains or changes the driving fan subassembly, does not need to stop using transformer power and then influences normal use.

Description

Drawer type dry-type transformer cooling blower

Technical Field

The utility model relates to a dry-type transformer cooling technology field especially relates to a drawer type dry-type transformer cooling blower.

Background

The dry-type transformer is widely used in places such as local illumination, high-rise buildings, airports, wharf mechanical equipment and the like, the cooling mode comprises natural air cooling and forced air cooling, the transformer can continuously run for a long time under the rated capacity during natural air cooling, the output capacity of the transformer can be improved by 50% during forced air cooling, and the dry-type transformer is suitable for intermittent overload running or emergency accident overload running; because the overload has large load loss and impedance voltage amplification and is in a non-economic operation state, the overload is not required to be continuously operated for a long time.

At present, a cooling fan is designed by transformer manufacturers to be fixed at the lower part of a transformer and started and stopped through a temperature control switch, meanwhile, in order to ensure the safety of personnel, an isolation shell is additionally arranged outside the transformer, so that the running condition of the fan is difficult to observe, the transformer needs to be stopped after the fan breaks down, the transformer can be checked and maintained after the fan is powered off, and the continuous operation of production cannot be ensured.

It is therefore desirable to provide a drawer-type dry-type transformer cooling fan to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the fan operational aspect is difficult to observe to need out of service the transformer after the fan breaks down, can only carry out the inspection maintenance after the outage, can not ensure the continuous operation of production.

In order to solve the technical problem, the utility model discloses a technical scheme be: the drawer type dry-type transformer cooling fan comprises an isolation shell, wherein a dry-type transformer main body is placed in the isolation shell, and a supporting underframe is fixedly connected to the bottom of the dry-type transformer main body;

two chassis guide rails are fixedly connected to two sides of the bottom of the supporting chassis, a fan drawer is connected to the center of the inner surface of the bottom of the isolation shell in a sliding mode, and idler wheels are mounted on two sides of the rear end of the fan drawer;

the top of fan drawer is installed and is filtered the top cap, the front of fan drawer is provided with control panel mechanism, the inside fixedly connected with drive fan subassembly of fan drawer.

The utility model discloses further set up to: a plurality of strip-shaped through holes are formed in the two sides and the top of the isolation shell, and a circular through hole is formed in the top of the isolation shell.

Through above-mentioned technical scheme, a plurality of through-holes have guaranteed that the inside heat of whole isolation shell can be taken away by the air that gets into and realize the heat dissipation.

The utility model discloses further set up to: the bottom of the cabinet door of the isolation shell is made of transparent plastic materials.

Through above-mentioned technical scheme, transparent plastic can directly observe control panel mechanism, and then obtains the operating condition who drives fan assembly.

The utility model further sets up to: the two rollers roll in the inner wall of the corresponding chassis rail.

Through above-mentioned technical scheme, chassis guide rail plays spacing rolling effect to the gyro wheel, and then has realized the pull to whole fan drawer.

The utility model further sets up to: a circular filter plate is arranged at the center of the filter top cover, and a plurality of arc-shaped through holes are formed in the bottom of the fan drawer.

Through above-mentioned technical scheme, circular filter plate can filter the air that the driving fan subassembly insufflates, avoids more dust to get into the inside of keeping apart the shell, and the arc through-hole has guaranteed that the driving fan subassembly inhales external air simultaneously.

The utility model discloses further set up to: the control panel mechanism comprises a fixed panel arranged in front of the fan drawer, and a control switch and an indicator light are respectively arranged on the fixed panel.

Through above-mentioned technical scheme, control switch can control the start and the stop of drive fan subassembly, and the pilot lamp can show whether drive fan subassembly is at normal operating condition this moment.

The utility model further sets up to: and a control circuit board is arranged in the fixed panel.

Through above-mentioned technical scheme, control circuit board can carry out electric connection with driving fan subassembly and control switch and pilot lamp, and then realizes control switch and pilot lamp control function and demonstration function respectively.

The utility model discloses further set up to: and the control switch, the indicator lamp, the control circuit board and the driving fan assembly are electrically connected through a lead.

Through the technical scheme, the control signal transmission of the control switch and the display signal transmission of the indicator lamp are ensured.

The utility model has the advantages as follows:

1. the utility model can realize the movable drawing of the driving fan component by designing the drawable fan drawer, thereby realizing the direct drawing of the fan drawer when the fan is in failure, maintaining or replacing the driving fan component, and not needing to stop the transformer power supply to influence the normal use;

2. the utility model discloses a design control panel mechanism to accomplish stopping opening to driving fan subassembly through control switch, keep apart the transparent viewing aperture of shell cabinet door bottom and also can directly observe the pilot lamp, and then judge whether normal operating is moved to driving fan subassembly.

Drawings

FIG. 1 is a perspective view of the isolation enclosure of the present invention;

FIG. 2 is a view of the structure of the isolation enclosure of the present invention;

fig. 3 is a cross-sectional view of the present invention;

fig. 4 is a structural view of a control panel mechanism of the present invention;

fig. 5 is an internal structure view of the blower drawer of the present invention.

In the figure: 1. an insulated housing; 2. a dry-type transformer main body; 3. a support chassis; 4. an undercarriage rail; 5. a blower drawer; 6. a roller; 7. a filter top cover; 8. a control panel mechanism; 801. fixing the panel; 802. a control switch; 803. an indicator light; 9. the fan assembly is driven.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Referring to fig. 1 and 2, a drawer type dry transformer cooling fan comprises an isolation housing 1, wherein a plurality of strip-shaped through holes are formed in both sides and the top of the isolation housing 1, a circular through hole is formed in the top of the isolation housing 1, the plurality of through holes ensure that heat inside the whole isolation housing 1 can be taken away by entering air to realize heat dissipation, the bottom of a cabinet door of the isolation housing 1 is made of transparent plastic, the transparent plastic can directly observe a control panel mechanism 8 to further obtain a working state of a driving fan assembly 9, a dry transformer main body 2 is placed inside the isolation housing 1, and a supporting chassis 3 is fixedly connected to the bottom of the dry transformer main body 2;

as shown in fig. 1-3, two chassis guide rails 4 are fixedly connected to two sides of the bottom of the support chassis 3, a fan drawer 5 is slidably connected to the center of the inner surface of the bottom of the isolation shell 1, rollers 6 are mounted on two sides of the rear end of the fan drawer 5, the two rollers 6 roll in the inner walls of the corresponding chassis guide rails 4, and the chassis guide rails 4 play a role in limiting rolling of the rollers 6, so that the whole fan drawer 5 is pulled;

as shown in fig. 1-5, a filter top cover 7 is installed at the top of a fan drawer 5, a circular filter plate is disposed at the center of the filter top cover 7, a plurality of arc-shaped through holes are formed in the bottom of the fan drawer 5, the circular filter plate can filter air blown in by a driving fan assembly 9, and prevent more dust from entering the inside of an isolation housing 1, meanwhile, the arc-shaped through holes ensure that the driving fan assembly 9 sucks external air, a control panel mechanism 8 is arranged in front of the fan drawer 5, the control panel mechanism 8 comprises a fixed panel 801 installed in front of the fan drawer 5, a control switch 802 and an indicator light 803 are installed on the fixed panel 801 respectively, the control switch 802 can control the driving fan assembly 9 to start and stop, the indicator light 803 can display whether the driving fan assembly 9 is in a normal working state at the moment, a control circuit board is installed inside the fixed panel 801, the control circuit board can electrically connect the driving fan assembly 9 with the control switch 802 and the indicator light 803, thereby respectively realizing a control function and a display function of the control switch 802 and the indicator light 803, the control switch 802 and the control circuit board are electrically connected with the driving fan assembly 9 through a wire, and a display function of the fan drawer is ensured, and a signal transmission function of the control switch 802 and a display assembly of the drawer 5.

The utility model discloses when using, drive fan subassembly 9 normally works, blow in the inside of isolation shell 1 with external air from the bottom, blow off the produced heat of dry-type transformer main part 2 from the through-hole on isolating shell 1, the cabinet door bottom through isolating shell 1 can directly observe pilot lamp 803 for the transparent plastic observation window simultaneously, and then obtain the operating condition of drive fan subassembly 9, when drive fan subassembly 9 trouble, can directly stimulate fan drawer 5, pull down and filter top cap 7 and then maintain or change drive fan subassembly 9.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims

1. The utility model provides a drawer type dry-type transformer cooling blower, includes insulating casing (1), its characterized in that: a dry-type transformer main body (2) is placed in the isolation shell (1), and the bottom of the dry-type transformer main body (2) is fixedly connected with a supporting underframe (3);

two underframe guide rails (4) are fixedly connected to two sides of the bottom of the supporting underframe (3), a fan drawer (5) is connected to the center of the inner surface of the bottom of the isolating shell (1) in a sliding manner, and idler wheels (6) are mounted on two sides of the rear end of the fan drawer (5);

the top of fan drawer (5) is installed and is filtered top cap (7), the preceding control panel mechanism (8) that is provided with of fan drawer (5), the inside fixedly connected with drive fan subassembly (9) of fan drawer (5).

2. The drawer-type dry transformer cooling fan as claimed in claim 1, wherein: a plurality of strip-shaped through holes are formed in the two sides and the top of the isolation shell (1), and a circular through hole is formed in the top of the isolation shell (1).

3. The drawer-type dry transformer cooling fan according to claim 1, wherein: the bottom of the cabinet door of the isolation shell (1) is made of transparent plastic materials.

4. The drawer-type dry transformer cooling fan according to claim 1, wherein: the two rollers (6) roll in the inner wall of the corresponding chassis guide rail (4).

5. The drawer-type dry transformer cooling fan according to claim 1, wherein: a circular filter plate is arranged at the center of the filter top cover (7), and a plurality of arc-shaped through holes are formed in the bottom of the fan drawer (5).

6. The drawer-type dry transformer cooling fan as claimed in claim 1, wherein: the control panel mechanism (8) comprises a fixed panel (801) installed in front of the fan drawer (5), and a control switch (802) and an indicator light (803) are installed on the fixed panel (801) respectively.

7. The drawer-type dry transformer cooling fan as claimed in claim 6, wherein: and a control circuit board is arranged in the fixed panel (801).

8. The drawer-type dry transformer cooling fan according to claim 7, wherein: and the control switch (802), the indicator light (803) and the control circuit board are electrically connected with the driving fan assembly (9) through leads.