CN215983621U

CN215983621U - Electric heating thermostat with controllable wind

Info

Publication number: CN215983621U
Application number: CN202122145289.4U
Authority: CN
Inventors: 不公告发明人
Original assignee: Shanghai Qingyoutang Industrial Co ltd
Current assignee: Shanghai Qingyoutang Industrial Co ltd
Priority date: 2021-09-07
Filing date: 2021-09-07
Publication date: 2022-03-08
Anticipated expiration: 2031-09-07

Abstract

The utility model discloses an electric heating thermostat with controllable wind, belonging to the field of electric heating boxes and comprising a box body, wherein a ventilation laminate, an electric heating tube and a blower are sequentially arranged in the box body from top to bottom; the blower comprises a motor fixed on the inner bottom wall of the box body and fan blades arranged on an output shaft of the motor, a partition plate is further arranged in the box body and positioned between the motor and the fan blades to isolate the electric heating tubes from the motor, and a shaft hole is formed in the partition plate to enable the output shaft of the motor to pass through; an air outlet which can be opened and closed is arranged on the top wall of the box body, an air inlet pipe is arranged on the bottom wall of the box body, and the upper end of the air inlet pipe penetrates through the partition plate; the ventilation layer plate is provided with a plurality of ventilation holes, and the diameters of the ventilation holes are gradually reduced from the middle part to the edge of the ventilation layer plate; the side wall of the box body is also provided with a box door. The utility model can balance the temperature of the electric heating box, regulate and control the air quantity, and has adverse effect of compartment hot air on the motor.

Description

Electric heating thermostat with controllable wind

Technical Field

The utility model relates to the technical field of electric heating boxes, in particular to an electric heating thermostat with controllable wind.

Background

The electric heating box is a device which generates heat after being electrified by an electric heating element and then releases heat, and blows hot air to all parts of the electric heating box through a fan, so that heat preservation is carried out on articles placed in the electric heating box.

However, in the prior art, when the fan blows hot air, the hot air cannot be uniformly blown to all parts of the electric heating box, so that the temperature of all parts in the electric heating box is unbalanced, and the use is influenced. In addition, the fan is directly exposed to hot air when in use, so that the operating state and the life of the motor in the fan are adversely affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an electric heating thermostat capable of controlling wind, aiming at the problems that the temperature difference of all parts of an electric heating box is large and the influence of heated air on a motor in a fan is large in the prior art.

In order to achieve the purpose, the technical scheme of the utility model is as follows:

a wind-controllable electric heating thermostat comprises a box body, wherein a ventilation laminate, an electric heating tube and a blower are sequentially arranged in the box body from top to bottom; the blower comprises a motor fixedly mounted on the inner bottom wall of the box body and fan blades mounted on an output shaft of the motor, a partition plate is further mounted inside the box body and located between the motor and the fan blades to isolate the electric heating tubes from the motor, and a shaft hole is formed in the partition plate to enable the output shaft of the motor to pass through; an air outlet which can be opened and closed is arranged on the top wall of the box body, an air inlet pipe is arranged on the bottom wall of the box body, and the upper end of the air inlet pipe penetrates through the partition plate; the ventilation layer plates are arranged at intervals in sequence along the height direction, a plurality of ventilation holes are formed in the ventilation layer plates, and the diameters of the ventilation holes are gradually reduced from the middle to the edge of the ventilation layer plates; and a box door is also arranged on the side wall of the box body.

Preferably, the lowest one of the ventilation floors is below or flush with the lower edge of the door.

Preferably, the side wall of the box body is provided with heat dissipation holes, and the heat dissipation holes are located below the partition plate.

Preferably, the box door is provided with an observation window, a handle and an anti-collision block, and the side wall of the box body is also provided with an embedded handle.

Preferably, the air outlet is opened and closed in a rotating mode.

Preferably, the fan blade is a metal fan blade.

Preferably, the box body above the electric heating tube further comprises two parallel connecting plates which are oppositely arranged, the plurality of ventilation laminated plates are arranged between the two connecting plates, and two end parts of the ventilation laminated plates are respectively fixed on the two connecting plates; and the top of the connecting plate is provided with a flow guide part which inclines inwards or bends.

Further, still include the power wiring, the one end of power wiring with the electrothermal tube and motor electric connection, set up the confession on the lateral wall of box the through wires hole that the free end of power wiring passed, the free end of power wiring is provided with power plug, the outer wall of box is provided with the storage line storehouse of indent, just install earth-leakage protector on the power wiring.

Further, still be provided with motor switch, electrothermal tube switch and control panel on the outer wall of box, motor switch electric connection be in the motor with between the power connection, electrothermal tube switch electric connection be in the electrothermal tube with between the power connection, control panel and power connection the motor and electrothermal tube electric connection.

Further, the inside of box is installed with temperature sensor, temperature sensor with control panel electric connection.

By adopting the technical scheme, the motor and the electric heating tube are separated by the partition plate due to the arrangement of the partition plate between the motor and the fan blade, so that the hot air can not influence the motor when the fan blade blows heat released by the electric heating tube, the working environment of the motor is optimized, and the working quality and the service life of the motor are improved; and because the diameter of the vent holes on the ventilation laminate is gradually reduced from the middle part to the edge of the ventilation laminate, when the hot air is blocked by the ventilation laminate in the flowing process, one part of the hot air can pass through the ventilation laminate and continuously flow forwards, and the other part of the hot air is diffused from the middle part to the edge of the ventilation laminate, so that the hot air is transversely diffused in the flowing direction of the hot air as much as possible, and the hot air can continuously flow forwards through the vent holes with the gradually reduced diameter in the diffusing process, so that the aim of diffusing the hot air to all parts of the electric heating box is fulfilled, and the temperature of all parts of the electric heating box is balanced as much as possible.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is a schematic view of the construction of the ventilation laminate of the present invention.

In the drawing, 1-box body, 2-ventilation laminate, 3-electrothermal tube, 4-motor, 5-fan blade, 6-clapboard, 7-air outlet, 8-air inlet tube, 9-box door, 10-handle, 11-anti-collision block, 12-embedded handle, 13-observation window, 14-power connection, 15-power plug, 16-wire storage bin, 17-leakage protector, 18-motor switch, 19-electrothermal tube switch, 20-control panel, 21-temperature sensor, 22-diversion part, 23-diversion part and 24-heat dissipation hole.

Detailed Description

The following further describes embodiments of the present invention with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

It should be noted that in the description of the present invention, the terms "upper", "lower", "left", "right", "front", "rear", and the like indicate orientations or positional relationships based on structures shown in the drawings, and are only used for convenience in describing the present invention, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the technical scheme, the terms "first" and "second" are only used for referring to the same or similar structures or corresponding structures with similar functions, and are not used for ranking the importance of the structures, or comparing the sizes or other meanings.

In addition, unless expressly stated or limited otherwise, the terms "mounted" and "connected" are to be construed broadly, e.g., the connection may be a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two structures can be directly connected or indirectly connected through an intermediate medium, and the two structures can be communicated with each other. To those skilled in the art, the specific meanings of the above terms in the present invention can be understood in light of the present general concepts, in connection with the specific context of the scheme.

Example one

An electric heating incubator with controllable wind, as shown in figures 1 and 2, comprises a case body 1, wherein a ventilation laminate 2, an electric heating pipe 3 and a blower are sequentially arranged in the case body 1 from top to bottom. Wherein, the box body 1 is integrally of a rectangular shell structure, and the bottom of the box body 1 is provided with a foot pad for supporting.

The blower comprises a motor 4 fixedly arranged on the inner bottom wall of the box body 1 and fan blades 5 arranged on an output shaft of the motor 4, wherein the output shaft of the motor 4 is vertically arranged. And, the inside of the container body 1 is still fitted with the baffle 6 that is arranged horizontally, the baffle 6 is connected with the inside wall of the container body 1 in a sealing manner, and the baffle 6 is located between motor 4 and flabellum 5 in order to isolate electrothermal tube 3 and motor 4, and still set up the shaft hole on the baffle 6 so that the output shaft of motor 4 passes through it, correspondingly, this shaft hole also installs components such as sealing washer or axle sleeve, etc. in order to realize the seal between output shaft of motor 4 and the shaft hole.

Install air outlet 7 that can open and close on the roof of box 1, for example, the air outlet is opened and close in the rotation, it is including fixing annular outer lane on the roof of box 1 and the closing plate of sealing connection on the inside wall of annular outer lane, one or more wind gaps have been seted up on the closing plate, the central point of closing plate puts and is provided with the center pin simultaneously, rotatable coupling has rotatory apron on the center pin, be provided with the opening the same with wind gap quantity and size and shape looks adaptation on the rotatory apron, during the use, through the crisscross relation of rotating rotatory apron control opening and wind gap, can control the state of opening and the air output of air outlet 7.

Install intake pipe 8 on the diapire of box 1, thereby the outside atmosphere of diapire intercommunication of box 1 is passed to the lower extreme of this intake pipe 8, and the upper end of intake pipe 8 then runs through baffle 6 and the upper end of intake pipe 8 is less than the position of flabellum 5. So set up for motor 4 drives flabellum 5 and rotates the back, and flabellum 5 forms the negative pressure in its bottom after, and accessible intake pipe 8 is supplemented from the bottom inhaled air of box 1, and simultaneously, preferred configuration flabellum 5 is the flabellum of metal material, so that improve its ability of high temperature deformation resistance. In addition, the side wall (for example, the left side wall and the right side wall) of the box body 1 is provided with the heat dissipation hole 23, the heat dissipation hole 23 is located below the partition plate 6 at the height position, namely, the heat dissipation hole 23 and the motor 4 are located in the same height range, so that heat generated in the operation of the motor 4 is conveniently dissipated outwards through the heat dissipation hole 23, in another embodiment, a side hole can be further formed in the air inlet pipe 8 and is between the inner bottom wall of the box body 1 and the partition plate 6, heat generated in the operation of the motor 4 can be rapidly absorbed along with the air intake of the side hole, so that the air circulation at the position of the motor 4 is accelerated, and the heat dissipation effect of the motor 4 is improved.

In the present embodiment, the ventilation laminate 2 is horizontally arranged and provided in plurality, and the plurality of ventilation laminates 2 are sequentially arranged at intervals in the height direction. Wherein a plurality of vent holes are provided on the ventilation laminate 2, and the diameter of the vent holes is gradually decreased from the middle to the edge of the ventilation laminate 2, as shown in fig. 3. The ventilation layer plate 2 can be fixed on the inner wall of the box body 1 through screws, or welded on the inner wall of the box body 1, and a sliding groove can be arranged on the inner wall of the box body 1, so that the ventilation layer plate 2 is connected on the inner wall of the box body 1 in a sliding mode.

In this embodiment, a door 9 is further disposed on a side wall, for example, a front side wall, of the cabinet 1, one side, for example, a right side, of the door 9 is hinged to the right side of the cabinet 1, a handle 10 is mounted on an outer wall of a left side of the door 9, the handle 10 is preferably configured as a door lock handle with a locking function, and an anti-collision block 11 is further mounted on the outer wall of the left side of the door 9 at a position close to the handle 10 to prevent the handle 10 from being damaged by collision during transportation.

In addition, for convenient access and direct exposure of the electrothermal tube 3, the present embodiment is configured such that the lowest ventilation layer plate 2 is lower than or flush with the lower edge of the door 9. Therefore, after the box door 9 is opened, only the plurality of ventilation laminated plates 2 can be seen, but the electric heating tube 3 can not be seen, so that the direct contact between articles or human bodies and the electric heating tube 3 can be avoided.

The outer side walls (the left side wall and the right side wall) of the box body 1 are also provided with embedded handles 12, so that the convenience of transferring the box body 1 is improved.

The box door 1 is provided with an observation window 13 so as to facilitate observation of the inside of the box body 1 through the observation window 13, and the observation window 13 is preferably a double-layer glass observation window.

The power supply box further comprises a power supply wire 14, one end of the power supply wire 14 is electrically connected with the electric heating tube 3 and the motor 4 for supplying power, meanwhile, a threading hole for the free end of the power supply wire 4 to penetrate out of the box body 1 is formed in the side wall (right side wall) of the box body 1, a power plug 15 is arranged at the free end of the power supply wire 14 so as to take power through a socket, and a leakage protector 17 is further installed on the power supply wire 14. In addition, a concave wire storage 16 is provided on the outer wall (right side outer wall) of the case 1 to store the power connection 14, the power plug 15 and the earth leakage protector 17 when not in use or when in transportation, the wire storage 16 is provided with a detachable cover (not shown),

in addition, a motor switch 18, an electric heating tube switch 19 and a control panel 20 are further provided on the outer wall (lower portion of the front side wall) of the box body 1. The motor switch 18 is electrically connected between the motor 4 and the power supply connection wire 14 through a lead, and a motor indicator lamp is connected in an electric loop between the motor 4 and the power supply connection wire 14 and is arranged at the lower part of the front side part of the box body 1; the electric heating tube switch 19 is electrically connected between the electric heating tube 3 and the power supply connection 14 through a conducting wire, and an electric heating tube indicator lamp is connected in an electric loop between the electric heating tube 3 and the power supply connection 14 and is installed at the lower part of the front side part of the box body 1. The control panel 20 is electrically connected to the power connection 14, the motor 4 and the electric heating tube 3, and a display screen is disposed on the control panel 20, so that the working parameters of the motor 4 and the electric heating tube 3 can be checked through the display screen, and in another embodiment, the working parameters of the motor 4 and the electric heating tube 3 can be controlled through keys on the control panel 20.

In addition, a temperature sensor 21 is installed inside the box body 1, for example, the temperature sensor 20 is installed at a position near the air outlet 7, the temperature sensor 21 is electrically connected with the control panel 20, so that the temperature value monitored by the temperature sensor 21 can be observed through the control panel 20, and thus the operating parameters of the motor 4 and the electric heating tube 3 can be conveniently adjusted through the control panel 20.

Example two

The difference from the first embodiment is that: in order to improve the loading and unloading speed of the ventilation laminated plates 2, the box body 1 above the electrothermal tubes 3 also comprises two connecting plates 22 which are arranged in parallel and oppositely, for example, the two connecting plates are arranged vertically, the ventilation laminated plates 2 are arranged between the two connecting plates 22, and two end parts of all the ventilation laminated plates 2 are respectively fixed on the inner side walls of the two connecting plates 22, so that the ventilation laminated plates 2 can be connected into a whole, and the ventilation laminated plates 2 can be conveniently disassembled and assembled. In addition, the top of the connecting plate 22 is provided with the flow guiding parts 23 which are inclined or bent inwards, the flow guiding parts 23 can be obtained by bending the top of the connecting plate 22 or welding the flow guiding plates, and the arrangement of the flow guiding parts 23 enables the hot air passing through the plurality of ventilation laminated plates 2 to form a gathering effect above the hot air, so that turbulence and backflow are avoided, and the hot air is rapidly discharged from the air outlet 7.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, and the scope of protection is still within the scope of the utility model.

Claims

1. The utility model provides an electric heat thermostated container of controllable wind which characterized in that: the box body is internally provided with a ventilation laminate, an electric heating tube and a blower in sequence from top to bottom; the blower comprises a motor fixedly mounted on the inner bottom wall of the box body and fan blades mounted on an output shaft of the motor, a partition plate is further mounted inside the box body and located between the motor and the fan blades to isolate the electric heating tubes from the motor, and a shaft hole is formed in the partition plate to enable the output shaft of the motor to pass through; an air outlet which can be opened and closed is arranged on the top wall of the box body, an air inlet pipe is arranged on the bottom wall of the box body, and the upper end of the air inlet pipe penetrates through the partition plate; the ventilation layer plates are arranged at intervals in sequence along the height direction, a plurality of ventilation holes are formed in the ventilation layer plates, and the diameters of the ventilation holes are gradually reduced from the middle to the edge of the ventilation layer plates; and a box door is also arranged on the side wall of the box body.

2. The electric heating box according to claim 1, wherein: the lowest ventilation layer plate is lower than or flush with the lower edge of the box door.

3. The electric heating box according to claim 1, wherein: the side wall of the box body is provided with heat dissipation holes, and the heat dissipation holes are located below the partition plate.

4. The electric heating box according to claim 1, wherein: the box door is provided with an observation window, a handle and an anti-collision block, and the side wall of the box body is also provided with an embedded handle.

5. The electric heating box according to claim 1, wherein: the air outlet is opened and closed in a rotating mode.

6. The electric heating box according to claim 1, wherein: the fan blades are metal fan blades.

7. The electric heating box according to claim 1, wherein: the box body above the electric heating tube also comprises two parallel connecting plates which are oppositely arranged, a plurality of ventilation laminates are arranged between the two connecting plates, and two end parts of the ventilation laminates are respectively fixed on the two connecting plates; and the top of the connecting plate is provided with a flow guide part which inclines inwards or bends.

8. The electric heating box according to claim 1, wherein: still include the power wiring, the one end of power wiring with the electrothermal tube and motor electric connection, set up the confession on the lateral wall of box the through wires hole that the free end of power wiring passed, the free end of power wiring is provided with power plug, the outer wall of box is provided with the storage line storehouse of indent, just install earth-leakage protector on the power wiring.

9. The electric heating box according to claim 8, wherein: still be provided with motor switch, electrothermal tube switch and control panel on the outer wall of box, motor switch electric connection be in the motor with between the power connection, electrothermal tube switch electric connection be in the electrothermal tube with between the power connection, control panel and power connection the motor and electrothermal tube electric connection.

10. The electric heating box according to claim 9, wherein: the inside mounting of box has temperature sensor, temperature sensor with control panel electric connection.