CN211976996U

CN211976996U - Convection warmer with cross-flow fan

Info

Publication number: CN211976996U
Application number: CN202020374644.8U
Authority: CN
Inventors: 张佩
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-23
Filing date: 2020-03-23
Publication date: 2020-11-20
Anticipated expiration: 2030-03-23

Abstract

The utility model discloses a convection heater with a cross-flow fan, which comprises a heater body, wherein the heater body is a shell enclosed by a front plate, a rear plate, a top plate, a bottom plate, a left side plate and a right side plate, a fan component and a middle frame are arranged in the shell, the bottom plate is connected with the front plate and the rear plate, the upper part of the front plate is an air outlet, and the bottom plate is provided with an air inlet; the fan assembly comprises a cross-flow fan, a heating assembly and a ventilation pipe, the cross-flow fan is arranged above the bottom plate, the heating assembly comprises a heating wire and a heating wire fixing frame, the heating assembly is fixedly arranged above the cross-flow fan, the ventilation pipe comprises a vertical part and an arc part, the vertical part is positioned below the arc part, the heating assembly is arranged in the vertical part, and one end, far away from the vertical part, of the arc part is matched with the air outlet; the cross-flow fan can effectively accelerate air convection, so that heat is not accumulated on the heating wires any more, the heat dissipation efficiency is improved, the surface temperature of the warmer is reduced, the room temperature rising speed is accelerated, and the energy consumption is reduced.

Description

Convection warmer with cross-flow fan

Technical Field

The utility model relates to a room heater technical field especially relates to a convection current room heater with cross-flow fan.

Background

The convection warmer naturally convects from bottom to top by utilizing the aerodynamic principle; the conventional convection warmer products on the market mainly rely on air convection to dissipate heat by themselves, so that the heat dissipation efficiency is low, the surface temperature rise is high, and a user is easily scalded when the user accidentally touches the warmer; meanwhile, the temperature rise speed at room temperature is slow, and the heat in the warmer cannot be effectively dissipated, so that energy waste is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a convection current room heater with cross-flow fan to the not enough of above-mentioned prior art.

In order to solve the above problems, the utility model adopts the following technical proposal:

a convection heater with a cross-flow fan comprises a heater body, wherein the heater body comprises a shell surrounded by a front plate, a rear plate, a top plate, a bottom plate, a left side plate and a right side plate, a fan assembly is arranged in the shell, a middle frame is arranged in the shell, the middle frame is connected with the front plate, the rear plate, the top plate, the left side plate and the right side plate through first buckles, the bottom plate is connected with the front plate and the rear plate through second buckles, an air outlet is formed in the upper portion of the front plate, and an air inlet is formed in the bottom plate; the cross-flow fan is arranged above the bottom plate, a motor assembly is arranged on the left side of the cross-flow fan, an output shaft on the motor assembly is in transmission connection with a rotating shaft of the cross-flow fan, the heating assembly comprises a heating wire fixing frame arranged above the cross-flow fan and a heating wire positioned in the heating wire fixing frame, and the heating wire fixing frame is a rectangular frame without a bottom surface and a top surface; the ventilation pipe includes vertical portion and arc portion, vertical portion is located the below of arc portion, vertical portion and the smooth transition of arc portion connect, vertical portion internal fixation is provided with heating element, the one end and the air outlet looks adaptation of vertical portion are kept away from to arc portion.

Furthermore, the middle frame comprises an upper frame, a left frame and a right frame, one end of the left frame and one end of the right frame are fixedly connected with the upper frame, the other ends of the left frame and the right frame are inwards bent to be horizontal, and gaps matched with the bottom plate are reserved at the two ends of the left frame and the right frame; go up frame, left side frame and right frame and be equipped with a plurality of positioning groove, front bezel and back plate be equipped with a plurality of with positioning groove matched with location convex surface, positioning groove and location convex surface cooperate and make center, front bezel, back plate accomplish the amalgamation.

Furthermore, the first buckle comprises a first convex buckle and a first clamping hole, the first convex buckle is arranged on the top plate, the left side plate and the right side plate, the first clamping hole is arranged on the middle frame, a plurality of through holes are further formed in the front plate and the rear plate, and the first convex buckle penetrates through the first through hole to be clamped with the first clamping hole; the second buckle comprises a second convex buckle, the second convex buckle is arranged on the bottom plate, and the second convex buckle is connected with the second through hole in a clamping mode.

Furthermore, the two ends of the top plate are bent downwards for 90 degrees to form bent surfaces, the left side plate and the right side plate are of L-shaped structures, and the upper ends of the vertical surfaces of the left side plate and the right side plate are abutted to the lower ends of the corresponding bent surfaces.

Furthermore, be equipped with the first hole of rectangle form on the frame on the right, the fixed stabilizer blade that is provided with on the horizontal plane bottom surface of left side board and right side board, be equipped with the second hole with first hole looks adaptation on the vertical face of right side board, install gear switch in first hole and the second hole.

Furthermore, the ventilation pipe is made of mica paper.

Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:

the heat on the heating wire is blown out through the ventilation pipe by utilizing the wind power generated by the cross flow fan, so that the air convection can be effectively accelerated, the heat is not accumulated on the heating wire any more, the heat dissipation efficiency is improved, the surface temperature of the warmer is reduced, the rising speed of the room temperature is accelerated, and the energy consumption is reduced.

Drawings

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

fig. 2 is an exploded view of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

fig. 4 is a schematic structural diagram of the fan assembly of the present invention.

In the figure: the heater comprises a heater body 1, a front plate 2, a rear plate 3, a top plate 4, a bottom plate 5, a left side plate 6, a right side plate 7, a bent surface 8, an upper frame 9, a left frame 10, a right frame 11, a positioning groove 12, a first clamping hole 13, a first hole 14, a second hole 15, a gear switch 16, a first convex buckle 17, a support leg 18, a cross-flow fan 19, a ventilation pipe 20, an air outlet 21, a fan fixing frame 22, a motor assembly 23, a heating wire 24, a heating wire fixing frame 25, a vertical part 26, an arc part 27, a second convex buckle 28, a positioning convex surface 29, a first through hole 30 and a second through hole 31.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1-4, a convection heater with a cross-flow fan comprises a heater body 1, wherein the heater body 1 comprises a shell surrounded by a front plate 2, a rear plate 3, a top plate 4, a bottom plate 5, a left side plate 6 and a right side plate 7, a fan assembly is arranged in the shell, a middle frame is arranged in the shell, the middle frame is connected with the front plate 2, the rear plate 3, the top plate 4, the left side plate 6 and the right side plate 7 in a buckling manner, the bottom plate 5 is connected with the front plate 2 and the rear plate 3 in a buckling manner, an air outlet 21 is arranged at the upper part of the front plate 2, and an air inlet is arranged on the bottom plate 5; the fan assembly comprises a fan fixing frame 22, a cross-flow fan 19 fixedly arranged on the fan fixing frame 22, a heating assembly and a ventilation pipe 20, wherein the fan fixing frame 22 is arranged on a middle frame, the cross-flow fan 19 is horizontally arranged above the bottom plate 5, a motor assembly 23 is arranged on the left side of the cross-flow fan 19, an output shaft on the motor assembly 23 is in transmission connection with a rotating shaft of the cross-flow fan 19, the heating assembly comprises a heating wire fixing frame 25 arranged above the cross-flow fan 19 and a heating wire 24 positioned in the heating wire fixing frame 25, and the heating wire fixing frame 25 is a rectangular frame without a bottom surface and a top surface; the ventilation pipe 20 comprises a vertical portion 26 and an arc portion 27, the vertical portion 26 is located below the arc portion 27, the vertical portion 26 is in smooth transition connection with the arc portion 27, a heating assembly is fixedly arranged in the vertical portion 26, and one end, away from the vertical portion 26, of the arc portion 27 is matched with the air outlet 21.

Furthermore, the middle frame comprises an upper frame 9, a left frame 10 and a right frame 11, one end of each of the left frame 10 and the right frame 11 is fixedly connected with the upper frame 9, the other end of each of the left frame 10 and the right frame 11 is bent inwards and oppositely to be horizontal, and gaps matched with the bottom plate 5 are reserved at the two ends of each of the left frame 10 and the right frame 11; go up frame 9, left frame 10 and right frame 11 and be equipped with a plurality of positioning groove 12, front bezel 2 and back plate 3 be equipped with a plurality of with positioning groove 12 matched with location convex surface 29, positioning groove 12 and location convex surface 29 cooperate and make center and front bezel 2, back plate 3 accomplish the amalgamation.

Further, the first buckle comprises a first convex buckle 17 and a first clamping hole 13, the first convex buckle 17 is arranged on the top plate 4, the left side plate 6 and the right side plate 7, the first clamping hole 13 is arranged on the middle frame, a plurality of through holes are further formed in the front plate 2 and the rear plate 3, and the first convex buckle 17 penetrates through the first through hole 30 to be clamped with the first clamping hole 13; the second buckle comprises a second convex buckle 28, the second convex buckle 28 is arranged on the bottom plate 5, and the second convex buckle 28 is connected with the second through hole 31 in a clamping mode.

Furthermore, two ends of the top plate 4 are bent downwards by 90 degrees to form a bent surface 8, the left side plate 6 and the right side plate 7 are of L-shaped structures, and the upper ends of the vertical surfaces of the left side plate 6 and the right side plate 7 are abutted to the lower end of the corresponding bent surface 8.

Further, be equipped with the first hole 14 of rectangle form on the frame 11 of the right side, the fixed stabilizer blade 18 that is provided with on the horizontal plane bottom surface of left side board 6 and right side board 7, be equipped with the second hole 15 with first hole 14 looks adaptation on the vertical face of right side board 7, install gear switch 16 in first hole 14 and the second hole 15.

Further, the ventilation pipe 20 is made of mica paper.

Further, the air inlet, the cross flow fan 19, the heating assembly, the ventilation pipe 20 and the air outlet 21 are sequentially communicated to form an air duct, and air passes through the air duct to complete the conversion of cold air and hot air.

The utility model discloses an installation application method is: the positioning groove 12 and the positioning convex surface 29 on the middle frame are overlapped, the first convex buckles 17 on the top plate 4, the left side plate 6 and the right side plate 7 penetrate through the first through holes 30 and then are clamped into the first clamping holes 13, the second convex buckles 28 on the bottom plate 5 are clamped with the second through holes 31, and finally the support legs 18 are fixedly connected with the left side plate 6 and the right side plate 7, so that the splicing assembly of the warmer shell is completed; a fan component is arranged in the shell of the warmer and is formed by fixedly connecting and combining a fan fixing frame 22, a cross-flow fan 19, a ventilation pipe 20, a motor component 23, a heating wire 24 and a heating wire fixing frame 25, when the heater is used, a gear switch 16 is adjusted to enable the cross-flow fan 19 and the heating wire 24 to start working, the motor component 23 drives the cross-flow fan 19 to work, cold air is sucked into the warmer from an air inlet, blown through the heating wire 24, then passes through the ventilation pipe 20 and finally blown out from an air outlet 21, the cold air sucked by the cross-flow fan 19 brings out heat generated by the heating wire 24 when passing through the heating wire 24, and is blown out through the ventilation pipe 20 and the air outlet 21, so that air convection is increased, the heat generated by the heating wire 24 is fully utilized and is not converged together; the ventilation pipe 20 is arranged, so that heat can be blown out along the ventilation pipe 20, the heat cannot be dissipated, the shell of the warmer is heated, and a human body cannot be scalded due to overhigh temperature when contacting the shell of the warmer; the ventilation pipe 20 is made of mica paper, so that the fireproof effect is good, the whole weight of the warmer is reduced, the center of gravity of the warmer is reduced, and the safety is improved.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.

Claims

1. The convection heater with the cross-flow fan comprises a heater body (1), wherein the heater body (1) comprises a shell which is formed by encircling a front plate (2), a rear plate (3), a top plate (4), a bottom plate (5), a left side plate (6) and a right side plate (7), and a fan assembly is arranged inside the shell, and is characterized in that a middle frame is arranged in the shell and is clamped with the front plate (2), the rear plate (3), the top plate (4), the left side plate (6) and the right side plate (7) through first buckles, the bottom plate (5) is clamped with the front plate (2) and the rear plate (3) through second buckles, an air outlet (21) is formed in the upper part of the front plate (2), and an air inlet is formed in the bottom plate (5); the fan assembly comprises a fan fixing frame (22), a cross-flow fan (19) fixedly arranged on the fan fixing frame (22), a heating assembly and a ventilation pipe (20), the fan fixing frame (22) is arranged on a middle frame, the cross-flow fan (19) is horizontally arranged above a bottom plate (5), a motor assembly (23) is arranged on the left side of the cross-flow fan (19), an output shaft on the motor assembly (23) is connected with the cross-flow fan (19), the heating assembly comprises a heating wire fixing frame (25) arranged above the cross-flow fan (19) and a heating wire (24) positioned in the heating wire fixing frame (25), and the heating wire fixing frame (25) is a rectangular frame without a bottom surface and a top surface; the ventilation pipe (20) comprises a vertical portion (26) and an arc-shaped portion (27), the vertical portion (26) is located below the arc-shaped portion (27), the vertical portion (26) is connected with the arc-shaped portion (27) in a smooth transition mode, a heating assembly is fixedly arranged in the vertical portion (26), and one end, away from the vertical portion (26), of the arc-shaped portion (27) is matched with the air outlet (21).

2. The convection warmer with the cross-flow fan as claimed in claim 1, wherein the middle frame comprises an upper frame (9), a left frame (10) and a right frame (11), one end of the left frame (10) and one end of the right frame (11) are fixedly connected with the upper frame (9), the other end of the left frame (10) and the other end of the right frame (11) are bent inwards towards each other to be horizontal, and notches matched with the bottom plate (5) are reserved at the two ends of the left frame and the right frame; go up frame (9), left frame (10) and right frame (11) and be equipped with a plurality of positioning groove (12), front bezel (2) and back plate (3) be equipped with a plurality of with positioning groove (12) matched with location convex surface (29).

3. The convection warmer with the cross-flow fan as claimed in claim 2, wherein the first buckle comprises a first convex buckle (17) and a first clamping hole (13), the first convex buckle (17) is arranged on the top plate (4), the left side plate (6) and the right side plate (7), the first clamping hole (13) is arranged on the middle frame, a plurality of first through holes (30) are further arranged on the front plate (2) and the rear plate (3), and the first convex buckle (17) passes through the through holes to be clamped with the first clamping hole (13); the second buckle comprises a second convex buckle (28), the second convex buckle (28) is arranged on the bottom plate (5), and the second convex buckle (28) is connected with the second through hole (31) in a clamping mode.

4. The convection warmer with a cross-flow fan as claimed in claim 3, wherein two ends of the top plate (4) are bent downwards by 90 degrees to form a bent surface (8), the left side plate (6) and the right side plate (7) are L-shaped structures, and the upper ends of the vertical surfaces of the left side plate (6) and the right side plate (7) are abutted with the lower ends of the corresponding bent surfaces (8).

5. The convection warmer with a cross-flow fan as claimed in claim 4, wherein a rectangular first hole (14) is formed in the right frame (11), a support leg (18) is fixedly arranged on the bottom surface of the horizontal plane of the left side plate (6) and the bottom surface of the horizontal plane of the right side plate (7), a second hole (15) matched with the first hole (14) is formed in the vertical plane of the right side plate (7), and a gear switch (16) is installed in the first hole (14) and the second hole (15).

6. The convective warmer with a crossflow blower as set forth in claim 1, characterized in that the ventilation duct (20) is of mica paper.