CN219222767U

CN219222767U - Modularized electric heating air curtain machine

Info

Publication number: CN219222767U
Application number: CN202223594534.0U
Authority: CN
Inventors: 赖金桥; 解博超; 甄建柱; 李清泉
Original assignee: Guangdong Nedfon Air System Co Ltd
Current assignee: Guangdong Nedfon Air System Co Ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-06-20
Anticipated expiration: 2032-12-29

Abstract

The application provides a modular electric hot air curtain machine, comprising: the fan module is connected with the heating module; the fan module comprises a mounting base, a wind wheel and a motor, wherein the mounting base is detachably connected with the inner wall of the shell, the wind wheel and the motor are preassembled on the mounting base, and an output shaft of the motor is in transmission connection with the wind wheel; the heating module is positioned at the air outlet and comprises a fixed bracket and a PTC heater, the fixed bracket is detachably connected with the inner wall of the shell, and the PTC heater is preloaded in the fixed bracket; the electronic component module comprises a mounting plate and a plurality of electronic components, wherein the electronic components are preloaded on the mounting plate. The modularized electric heating air curtain machine is provided with a fan module, a heating module and an electronic element module, and during production, the modules are assembled in advance and finally installed in a machine shell together, and each module is only provided with one part and is connected with the machine shell, so that the installation steps in the machine shell can be reduced, the error probability during installation is reduced, and the production fluency and the production efficiency are improved.

Description

Modularized electric heating air curtain machine

Technical Field

The application relates to the technical field of air curtain machines, in particular to a modularized electric hot air curtain machine.

Background

The air curtain machine is an air purifying device with an invisible door curtain formed by a strong air flow generated by a high-speed motor driving a through-flow or centrifugal wind wheel. Some air curtain machines are provided with PTC heaters to heat the generated air curtain to cope with cold weather conditions, and such air curtain machines are called electric hot air curtain machines.

In the prior art, an electric air curtain machine is composed of a plurality of parts, such as a casing, a motor, a wind wheel, a PTC heater, various electronic elements (a relay, a power board, a transformer, etc.), various mounting brackets, etc., and because each part is not integrated to carry out modularized design, during production, a plurality of scattered parts are generally directly mounted on the casing one by one and are connected with each other, thus each part needs to be connected with the casing, the steps are numerous during mounting, errors are easy to occur, and the production efficiency is quite low.

Disclosure of Invention

The present application is directed to a modular electric air curtain machine that overcomes the shortcomings and drawbacks of the prior art.

A modular electric air curtain machine of the present application comprising: a housing, a fan module, a heating module and an electronic element module which are arranged in the housing;

the fan module comprises a mounting base, a wind wheel and a motor, wherein the mounting base is detachably connected with the inner wall of the shell, the wind wheel and the motor are preassembled on the mounting base, and an output shaft of the motor is in transmission connection with the wind wheel; the heating modules are arranged in parallel along the left-right direction and are positioned at the air outlet, the heating modules comprise a fixed bracket and a PTC heater, the fixed bracket is detachably connected with the inner wall of the shell and positioned below the mounting base, and the PTC heater is preloaded in the fixed bracket; the electronic component module comprises a mounting plate and a plurality of electronic components, wherein the electronic components are preloaded on the mounting plate.

Compared with the prior art, the modularized electric hot air curtain machine is provided with the fan module, the heating module and the electronic element module, and when in production, each module is assembled in advance and finally installed in the shell together, and each module is only provided with one part to be connected with the shell, so that the installation steps in the shell can be reduced, the probability of mistakes in installation is reduced, and the production smoothness and the production efficiency are improved.

In a preferred or alternative embodiment, the mounting base comprises a base plate and a motor bracket arranged at the top of the base plate, the rear side of the base plate is detachably connected with the inner wall of the casing, the wind wheel is preloaded at the top of the base plate, and the motor is preloaded on the motor bracket.

In a preferred or alternative embodiment, the fixing bracket includes a front clamping plate, a rear clamping plate, a left connecting plate and a right connecting plate, the front clamping plate and the rear clamping plate are respectively clamped on the front surface and the rear surface of the PTC heater, and are mutually fixed through bolts, the left connecting plate is connected to the left ends of the front clamping plate and the rear clamping plate, the right connecting plate is connected to the right ends of the front clamping plate and the rear clamping plate, the rear side of the rear clamping plate is detachably connected with the inner wall of the casing, and the tops of the left connecting plate and the right connecting plate are connected to the bottom of the substrate.

In a preferred or alternative embodiment, the base plate, the left connecting plate, the right connecting plate and the front clamping plate enclose a forward opening, the mounting plate covers the opening, and the periphery of the mounting plate is detachably connected with the base plate, the left connecting plate, the right connecting plate and the front clamping plate.

In a preferred or alternative embodiment, the modular electric air curtain machine further comprises a safety net, and the safety net cover is arranged on the air outlet.

In a preferred or alternative embodiment, the modular electric air curtain further comprises a wall panel disposed on a rear side of the housing.

In a preferred or alternative embodiment, the rear side of the casing is provided with a hanging hole and a connecting strip positioned below the hanging hole, the upper end of the hanging wall plate is provided with a limiting part extending into the hanging hole, the lower end of the hanging wall plate is provided with an abutting part abutting against the lower side of the connecting strip, the limiting part is in limiting fit with the hanging hole, and the abutting part is connected with the connecting strip through a screw.

In a preferred or alternative embodiment, an air deflector is further provided in the fixing bracket, and the air deflector is used for guiding the air flow output by the fan module to the PTC heater.

In a preferred or alternative embodiment, the casing includes casing front bezel, casing left side board, casing right side board, casing roof and casing backplate, the air intake set up in on the casing roof, the air outlet is enclosed by the lower extreme border of casing front bezel, casing left side board, casing right side board and casing backplate.

For a better understanding and implementation, the present application is described in detail below with reference to the drawings.

Drawings

FIG. 1 is a schematic view of a modular electric air curtain in an embodiment of the present application;

FIG. 2 is an exploded view of a modular electric air curtain in an embodiment of the present application;

FIG. 3 is a schematic diagram of a heating module according to an embodiment of the present application;

FIG. 4 is another schematic explosion diagram of a modular electric air curtain in an embodiment of the present application;

FIG. 5 is a schematic view of the installation of wall panels of a modular electric air curtain machine in an embodiment of the present application;

reference numerals:

1. a housing; 101. an air inlet; 102. an air outlet; 103. a hanging hole; 104. a connecting strip; 11. a chassis front plate; 12. a left side plate of the shell; 13. a right side plate of the shell; 14. a housing top plate; 15. a chassis back plate; 2. a fan module; 21. a mounting base; 211. a substrate; 2111. an air outlet; 212. a motor bracket; 22. a wind wheel; 23. a motor; 3. a heating module; 31. a fixed bracket; 311. a front clamping plate; 312. a rear clamping plate; 313. a left connecting plate; 314. a right connecting plate; 32. a PTC heater; 301. an opening; 302. an air deflector; 4. an electronic component module; 41. a mounting plate; 42. an electronic component; 5. a safety net; 6. hanging a wallboard; 61. a limit part; 62. and an abutting portion.

Detailed Description

The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

It should be understood that in the description of the present application, the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, merely to facilitate description of the present application and simplify the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application. The terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, i.e., features defining "first," "second," may explicitly or implicitly include one or more such features. Furthermore, unless otherwise indicated, the meaning of "a plurality" is two or more.

It should be noted that, in the description of the present application, unless explicitly specified and limited otherwise, the terms "disposed," "connected," and "hollow" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.

Referring to fig. 1 to 5, an embodiment of the present application provides a modular electric heating air curtain machine, including: a housing 1, and a fan module 2, a heating module 3 and an electronic element module 4 which are installed in the housing 1.

As shown in fig. 1 and 2, the casing 1 is provided with an air inlet 101 and an air outlet 102, in this embodiment, the casing 1 includes a casing front plate 11, a casing left side plate 12, a casing right side plate 13, a casing top plate 14, and a casing back plate 15, where the casing front plate 11, the casing left side plate 12, the casing right side plate 13, the casing top plate 14, and the casing back plate 15 form a cavity for accommodating the fan module 2, the heating module 3, and the electronic component module 4, the air inlet 101 is disposed on the casing top plate 14, and the air outlet 102 is surrounded by lower edges of the casing front plate 11, the casing left side plate 12, the casing right side plate 13, and the casing back plate 15.

The fan module 2 is arranged in two side by side along the left-right direction, the fan module 2 comprises a mounting base 21, a wind wheel 22 and a motor 23, the mounting base 21 is detachably connected with the inner wall of the casing 1, the wind wheel 22 and the motor 23 are preloaded on the mounting base 21, an output shaft of the motor 23 is in transmission connection with the wind wheel 22, and the motor 23 drives the wind wheel 22 to rotate, so that the fan module 2 can drive air to flow. In the present embodiment, the number of wind wheels 22 of two fan modules 2 is different, wherein one fan module 2 has one wind wheel 22 and the other fan module 2 has two wind wheels 22.

The heating module 3 is arranged in two along the left-right direction side by side, and is located the air outlet 102 department, the heating module 3 includes fixed bolster 31 and PTC heater 32, the fixed bolster 31 can be dismantled with the inner wall of casing 1 and be connected, and is located the below of mounting base 21, PTC heater 32 pre-installation in the fixed bolster 31, the air current of fan module 2 output is discharged from air outlet 102 behind the heating module 3, forms the hot-blast curtain. The electronic component module 4 includes a mounting board 41 and a plurality of electronic components 42, the plurality of electronic components 42 are preloaded on the mounting board 41, and the plurality of electronic components 42 may include a power panel, a relay, a transformer, a capacitor, a temperature controller, a connection terminal, and the like, which are all electronic components commonly used in an air curtain machine.

According to the technical scheme, the modularized electric hot air curtain machine is provided with the fan module 2, the heating module 3 and the electronic element module 4, and when in production, the modules are assembled in advance and finally installed in the machine shell 1 together, and only one part of each module is connected with the machine shell 1, so that the installation steps in the machine shell 1 can be reduced, the error probability during installation is reduced, and the production smoothness and the production efficiency are improved. In addition, each electronic component 42 of the electronic component module 4 is mounted on the mounting board 41 in advance, and wiring may be performed on each electronic component 42 in advance, and after the electronic component module 4 is mounted on the casing 1, the fan module 2 and the heating module 3 may be directly and electrically connected.

As shown in fig. 2, specifically, in this embodiment, the mounting base 21 includes a base plate 211 and a motor bracket 212 disposed on the top of the base plate 211, the rear side of the base plate 211 is detachably connected with the inner wall of the casing 1 through screws, the wind wheel 22 is preloaded on the top of the base plate 211, and the motor 23 is preloaded on the motor bracket 212, so that the mounting base 21 is convenient to install and stable in structure. The base plate 211 is provided with an air outlet 2111, and the air outlet 2111 is in butt joint with the wind wheel 22 to form an air flow of the wind wheel 22 from the air outlet 2111 to the heating module 3.

As shown in fig. 2 and 3, in particular, in the present embodiment, the fixing bracket 31 includes a front clamping plate 311, a rear clamping plate 312, a left connecting plate 313 and a right connecting plate 314, the front clamping plate 311 and the rear clamping plate 312 are respectively clamped to the front and rear surfaces of the PTC heater 32, and are fixed to each other by bolts, and the front clamping plate 311 and the rear clamping plate 312 are fixed by bolts, thereby achieving the effect of clamping the PTC heater 32. The left connecting plate 313 is connected to the left ends of the front clamping plate 311 and the rear clamping plate 312, the right connecting plate 314 is connected to the right ends of the front clamping plate 311 and the rear clamping plate 312, the rear side of the rear clamping plate 312 is detachably connected with the inner wall of the casing 1 through screws, and the top parts of the left connecting plate 313 and the right connecting plate 314 are connected to the bottom part of the base plate 211. The fixing bracket 31 thus provided is firmly connected and structurally stable.

The mounting board 41 of the electronic component module 4 may be connected to a plurality of places, preferably, as shown in fig. 4, in this embodiment, the base 211, the left connecting board 313, the right connecting board 314 and the front clamping board 311 enclose a forward opening 301, the mounting board 41 covers the opening 301, and the peripheral edge of the mounting board 41 is detachably connected to the base 211, the left connecting board 313, the right connecting board 314 and the front clamping board 311 by screws. With this arrangement, the mounting plate 41 is easy to be assembled and disassembled, and the PTC heater 32 can be cleaned through the opening 301, so that after-sales maintenance is facilitated (air has dust and other impurities, the air curtain is not used for a long time, and the PTC heater 32 is blocked).

As shown in fig. 3, preferably, an air deflector 302 is further disposed in the fixing bracket 31 of the present embodiment, and the air deflector 302 is used for guiding the air flow output by the fan module 2 to the PTC heater 32. Specifically, the air deflector 302 of the present embodiment is fixed to the front side of the rear clamping plate 312.

As shown in fig. 1 and 2, the modular electric heating air curtain machine of the present embodiment preferably further includes a safety net 5, and the safety net 5 is covered on the air outlet 102. The safety net 5 plays a role in safety protection and prevents hands of a user from extending into the air outlet 102 to be scalded by the heating module 3. The safety net 5 is an integrated safety net 5, parts are reduced, and the appearance is concise.

As shown in fig. 5, preferably, the modular electric heating air curtain machine of the present embodiment further includes a hanging wall board 6, the hanging wall board 6 is disposed on the rear side of the casing 1, and the hanging wall board 6 is used for hanging the electric heating air curtain machine on a wall or a bracket, so as to achieve fixation. In order to facilitate the installation of the wall plate 6 and simplify the process, specifically, in this embodiment, a hanging hole 103 and a connecting strip 104 located below the hanging hole 103 are provided on the rear side of the casing 1, a limiting portion 61 extending into the hanging hole 103 is formed at the upper end of the wall plate 6, an abutting portion 62 abutting against the lower side of the connecting strip 104 is formed at the lower end of the wall plate, the limiting portion 61 is in limiting fit with the hanging hole 103, and the abutting portion 62 is connected with the connecting strip 104 through a screw.

The above examples only represent a few embodiments of the present application, which are described in more detail and are not to be construed as limiting the scope of the present application. It should be noted that it would be apparent to those skilled in the art that various modifications and improvements could be made without departing from the spirit of the present application, which would be within the scope of the present application.

Claims

1. A modular electric air curtain machine comprising:

a housing, a fan module, a heating module and an electronic element module which are arranged in the housing;

2. The modular electric hot air curtain machine of claim 1, wherein:

the mounting base comprises a base plate and a motor bracket arranged at the top of the base plate, the rear side of the base plate is detachably connected with the inner wall of the shell, the wind wheel is preloaded at the top of the base plate, and the motor is preloaded on the motor bracket.

3. The modular electric hot air curtain machine of claim 2, wherein:

the fixing support comprises a front clamping plate, a rear clamping plate, a left connecting plate and a right connecting plate, wherein the front clamping plate and the rear clamping plate are respectively clamped on the front surface and the rear surface of the PTC heater, the front clamping plate and the rear clamping plate are mutually fixed through bolts, the left connecting plate is connected to the left ends of the front clamping plate and the rear clamping plate, the right connecting plate is connected to the right ends of the front clamping plate and the rear clamping plate, the rear side of the rear clamping plate is detachably connected with the inner wall of the casing, and the tops of the left connecting plate and the right connecting plate are connected to the bottom of the base plate.

4. The modular electric hot air curtain machine of claim 3, wherein:

the base plate, the left connecting plate, the right connecting plate and the front clamping plate enclose a forward opening, the mounting plate covers the opening, and the periphery of the mounting plate is detachably connected with the base plate, the left connecting plate, the right connecting plate and the front clamping plate.

5. The modular electric hot air curtain machine of claim 1, wherein:

the air outlet is provided with an air outlet, and the air outlet is provided with a safety net.

6. The modular electric hot air curtain machine of claim 1, wherein:

the novel wall-mounted solar panel further comprises a wall-mounted plate, and the wall-mounted plate is arranged on the rear side of the shell.

7. The modular electric hot air curtain machine of claim 6, wherein:

the rear side of casing is provided with the hanging hole and is located the connecting strip of hanging hole below, the upper end of hanging the wallboard is formed with stretches into spacing portion in the hanging hole, the lower extreme is formed with the butt and is in the butt portion of connecting strip downside, spacing portion with the spacing cooperation of hanging hole, butt portion with the connecting strip passes through the screw connection.

8. The modular electric hot air curtain machine of claim 1, wherein:

and an air deflector is also arranged in the fixed support and used for guiding the air flow output by the fan module to the PTC heater.

9. The modular electric hot air curtain machine of any one of claims 1 to 8, wherein:

the casing includes casing front bezel, casing left side board, casing right side board, casing roof and casing backplate, the air intake set up in on the casing roof, the air outlet by the lower extreme border of casing front bezel, casing left side board, casing right side board and casing backplate encloses.