CN213457794U - Heating module and temperature adjusting equipment - Google Patents

Abstract

The utility model provides a module and temperature regulation equipment generate heat, the module that generates heat includes: a mounting bracket having a proximal end and a distal end, the mounting bracket including a plurality of support plates, the plurality of support plates being star-shaped cross-connected; an inner conductive band spirally wound around the support plate in a direction from the proximal end to the distal end; and the outer ring conductive band is spirally wound on the supporting plate and is positioned on the outer side of the inner ring conductive band along the direction from the near end to the far end. The inner conductive belt and the outer conductive belt generate heat after being electrified; compared with a resistance wire, the heating area of the conductive belt is large, the heat dissipation efficiency is high, the surface temperature is low under the same power, and hands are not scalded; the conductive belt is spirally wound on the plurality of support plates, and the support plates generate support acting force on the conductive belt, so that the support span of the conductive belt is small, the natural frequency is high, and the vibration and noise generated in the wind blowing process of the conductive belt are reduced; the inner and outer layers of conductive strips are beneficial to reducing electromagnetic radiation.

Description

Heating module and temperature adjusting equipment

Technical Field

The utility model belongs to the technical field of the temperature regulation technique and specifically relates to a module and temperature regulation equipment generate heat.

Background

A fan heater is a common device for emitting hot air. The fan heater usually includes an electric heating device and a fan, and the fan is used for blowing heat generated by the electric heating device out of an air outlet of the fan heater.

The existing electric heating device usually comprises a resistance wire, and the resistance wire can generate heat after being electrified. The heating area of the resistance wire is small, the surface heat load is large, the resistance wire is prone to reddening, meanwhile, the heat capacity is large, the generated heat is not prone to being rapidly dissipated, and the failure rate is high; and the resistance wire has more winding turns, produces stronger electromagnetic radiation.

Therefore, it is also desirable to provide a new heat generating module and a temperature adjusting apparatus to solve the above problems.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned defect of prior art, the utility model provides a lower, the lower heating module of noise of fault rate and temperature regulation equipment.

The utility model provides a technical scheme that technical problem adopted as follows:

a heat generating module, comprising: a mounting bracket having a proximal end and a distal end, the mounting bracket including a plurality of support plates, the plurality of support plates being star-shaped cross-connected; an inner conductive band helically wound around the support plate in a direction from the proximal end to the distal end; the outer ring conductive band is spirally wound on the supporting plate and located on the outer side of the inner ring conductive band along the direction from the near end to the far end.

Preferably, the backup pad is equipped with a plurality of inner circles and crosses trough of belt and a plurality of outer circles and cross the trough of belt, and is a plurality of the trough of belt and a plurality of are crossed to the inner circle the trough of belt is crossed along the follow respectively to the outer lane the near-end arrives the direction of distal end is arranged, the inner circle cross the trough of belt with the trough of belt interval distribution is crossed to the outer lane, the depth that the trough of belt was crossed to the inner circle is greater than the trough of belt is crossed to the outer lane, inner circle conductive band passes the trough of belt is crossed to the inner circle.

Preferably, the module that generates heat still includes first binding post and second binding post, and first binding post and second binding post all are located the near-end, first binding post with second binding post is used for connecting, first binding post with the inner circle conductive band is connected, second binding post with the outer lane conductive band is connected, the inner circle conductive band with the outer lane conductive band is in distal end interconnect.

Preferably, the heating module further includes a fuse connected in series with the inner conductive band or the outer conductive band.

Preferably, the heating module further comprises a temperature control switch, and the temperature control switch and the fuse are connected in series with the inner ring conductive band or the outer ring conductive band.

Preferably, the heating module further comprises a third wiring terminal, the third wiring terminal is located at the near end, two ends of the temperature control switch are respectively connected with the second wiring terminal and the fuse, two ends of the fuse are respectively connected with the temperature control switch and the third wiring terminal, and the third wiring terminal is connected with the outer ring conductive belt.

Preferably, the mounting bracket includes first backup pad, second backup pad, third backup pad and fourth backup pad, first backup pad the second backup pad the third backup pad with the star cross connection of fourth backup pad, first binding post, second binding post with third binding post install respectively in first backup pad the second backup pad with the third backup pad, temperature detect switch install in the second backup pad, the fuse install in the third backup pad.

Preferably, the heating module further comprises a housing, the housing is provided with a hollow cavity, and the mounting frame, the inner ring conductive strips and the outer ring conductive strips are all arranged in the hollow cavity.

Preferably, the inner ring conductive band and the outer ring conductive band are integrated flat bands.

The utility model provides a temperature regulation equipment, its includes frame, fan and the module generates heat, the module generates heat with the fan all install in the frame, the fan is used for right the module of generating heat is bloied.

Compared with the prior art, the utility model discloses mainly there is following beneficial effect:

the inner conductive belt and the outer conductive belt generate heat after being electrified, and the interval between the inner ring and the outer ring ensures high heat dissipation efficiency; compared with a resistance wire, the conductive belt has the advantages of large heating area, high heat dissipation efficiency, low surface temperature under the same power, low possibility of being burnt, low failure rate, low heat capacity and quick heating and heat dissipation; the conductive band is spirally wound on the plurality of support plates, and the support plates generate support acting force on the conductive band, so that the support span of the conductive band is small, the natural frequency is high, and the vibration and noise generated in the blowing process of the conductive band are reduced; the electromagnetic fields generated by the inner ring conductive band and the outer ring conductive band are mutually offset, and the electromagnetic radiation is favorably reduced.

Drawings

In order to illustrate the solution of the present application more clearly, the drawings that are needed in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and that other drawings can be obtained by those skilled in the art without inventive effort.

Fig. 1 is a schematic structural diagram of a heat generating module according to the present invention;

fig. 2 is another schematic structural diagram of a heat generating module according to the present invention;

fig. 3 is a front view of a heat generating module according to the present invention;

fig. 4 is a schematic diagram of an internal structure of the heat generating module according to the present invention.

Reference numerals:

100-heating module, 10-shell, 101-hollow cavity, 20-mounting rack, 201-near end, 202-far end, 21-first supporting plate, 211-inner ring passing groove, 212-outer ring passing groove, 22-second supporting plate, 23-third supporting plate, 24-fourth supporting plate, 31-inner ring conductive strip, 32-outer ring conductive strip, 41-first connecting terminal, 411-connecting piece, 42-second connecting terminal, 43-third connecting terminal, 51-fuse and 52-temperature control switch.

Detailed Description

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "including" and "having," and any variations thereof, in the description and claims of this application and the description of the above figures are intended to cover non-exclusive inclusions. The terms "first," "second," and the like in the description and claims of this application or in the above-described drawings are used for distinguishing between different objects and not for describing a particular order.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

Fig. 1 is a schematic structural diagram of a heat generating module 100 according to the present invention; fig. 2 is another schematic structural diagram of the heat generating module 100 according to the present invention; fig. 3 is a front view of a heat generating module 100 according to the present invention; fig. 4 is a schematic diagram of an internal structure of the heat generating module 100 according to the present invention. The conductive strips are omitted in fig. 1 and the housing 10 is omitted in both fig. 2 and 3.

As shown in fig. 1 to 4, a heat generating module 100 according to a preferred embodiment of the present invention includes: the temperature-controlled switch comprises a shell 10, a mounting frame 20, a conductive strip, a first connecting terminal 41, a second connecting terminal 42, a third connecting terminal 43, a fuse 51 and a temperature-controlled switch 52. The conductive band includes an inner conductive band 31 and an outer conductive band 32.

The mounting block 20 has a proximal end 201 and a distal end 202, the mounting block 20 comprising a plurality of support plates, the plurality of support plates being star-shaped cross-connected; the inner conductive band 31 is along the direction from the proximal end 201 to the distal end 202, and the inner conductive band 31 is spirally wound on the support plate; the outer conductive band 32 is wound spirally around the support plate and outside the inner conductive band 31 in a direction from the proximal end 201 to the distal end 202.

In the present embodiment, the inner conductive band 31 and the outer conductive band 32 generate heat when energized; compared with resistance wires, the conductive belts have the advantages of large heating area, high heat dissipation efficiency, low surface temperature under the same power, low possibility of being burnt out, low failure rate, low heat capacity and high heating and heat dissipation speeds; the conductive belt is spirally wound on the plurality of support plates, and the support plates generate support acting force on the conductive belt, so that the support span of the conductive belt is small, the natural frequency is high, and the vibration and noise generated in the wind blowing process of the conductive belt are reduced; the electromagnetic fields generated by the inner conductive band 31 and the outer conductive band 32 cancel each other out, which is beneficial to reducing electromagnetic radiation.

The housing 10 is provided with a hollow cavity 101, and the mounting bracket 20, the inner conductive band 31 and the outer conductive band 32 are all disposed in the hollow cavity 101. The housing 10 may be sleeve-shaped. The housing 10 can protect the mounting bracket 20, the inner conductive band 31, and the outer conductive band 32. The heat generating module 100 may be mounted to other modules or devices through the housing 10. Wind generated by the fan can blow through the hollow cavity 101.

The mounting block 20 has a proximal end 201 and a distal end 202, and the mounting block 20 includes a plurality of support plates that are star-cross connected. The support plate serves to support the inner conductive band 31 and the outer conductive band 32. The supporting plate generates supporting acting force on the conductive belt, so that the supporting span of the conductive belt is small, the natural frequency is high, and the vibration and the noise generated in the process of blowing the conductive belt are reduced. The support plate is equipped with a plurality of inner circle and crosses grooved 211 and a plurality of outer lane and cross grooved 212, and a plurality of inner circles cross grooved 211 and a plurality of outer lane and cross grooved 212 and arrange along the direction from near-end 201 to distal end 202 respectively, and inner circle crosses grooved 211 and outer lane and crosses grooved 212 interval distribution, and the degree of depth that inner circle crossed grooved 211 is greater than the degree of depth that outer lane crossed grooved 212, and inner circle conductive band 31 passes inner circle and crosses grooved 211, and outer lane conductive band 32 passes outer lane and crosses grooved 212. This can improve the positional stability of the inner conductive band 31 and the outer conductive band 32 on the mount bracket 20. The support plate may be made of a mica material. The mounting bracket 20 includes a first support plate 21, a second support plate 22, a third support plate 23, and a fourth support plate 24, the first support plate 21, the second support plate 22, the third support plate 23, and the fourth support plate 24 are star-shaped cross-connected, first connection terminals 41, second connection terminals 42, and third connection terminals 43 are respectively mounted on the first support plate 21, the second support plate 22, and the third support plate 23, a temperature control switch 52 is mounted on the second support plate 22, and a fuse 51 is mounted on the third support plate 23. This improves the rational distribution of the positions of the first connection terminal 41, the second connection terminal 42, the third connection terminal 43, the temperature controlled switch 52, and the fuse 51 on the mounting bracket 20.

The conductive strips may be made of an iron-based amorphous alloy or a nickel, chromium, aluminum, iron crystalline alloy. The conductive strips may be ultra-thin flat strips. The conductive tape may have a width of 2.5mm to 20mm and a thickness of 0.01mm to 0.07 mm. The surface area of the conductive belt is large, after the conductive belt is electrified, the heat can be efficiently transferred to the surrounding environment under the condition of low temperature, open fire is avoided, and the discomfort feelings such as danger, peculiar smell and suffocation caused by oxygen or dust combustion are avoided. Meanwhile, the ultrathin flat belt has light weight and small heating inertia, cannot store heat energy, can convert most of electric energy into heat energy, has high energy conversion efficiency, can emit most of heat to surrounding areas, and has performance far exceeding that of a conventional heating element. Compared with the resistance wire, the heating area of the conductive belt is large, the heat dissipation efficiency is high, the strength of the conductive belt is high, the conductive belt is not easily blown, and the failure rate is low. The conductive strips are electrically connected at both ends to a power source, which may be either direct current or alternating current.

In this embodiment, the conductive strip may have an inner-layer structure and an outer-layer structure on the mounting bracket 20, and the conductive strip may include an inner conductive strip 31 and an outer conductive strip 32. In a direction from the proximal end 201 to the distal end 202, the inner conductive band 31 is spirally wound around the support plate, and the outer conductive band 32 is spirally wound around the support plate and located outside the inner conductive band 31. The inner conductive band 31 and the outer conductive band 32 are alternately wound on the mounting frame 20, the directions of currents flowing through the inner conductive band 31 and the outer conductive band 32 are opposite, electromagnetic fields generated after the inner conductive band 31 and the outer conductive band 32 are electrified are mutually offset, and reduction of electromagnetic radiation is facilitated. The inner conductive band 31 and the outer conductive band 32 may be an integrated flat band. The inner conductive band 31 and the outer conductive band 32 may be formed by winding and bending a flat band. In some cases, the inner conductive band 31 and the outer conductive band 32 may be two flat bands, and the two bands may be connected by welding or by a wire. The inner conductive band 31 and the outer conductive band 32 are spirally wound around the support plate and may have a cylindrical, conical or other columnar shape.

The temperature control switch 52 and the fuse 51 are connected in series with the inner conductive band 31 or the outer conductive band 32. The temperature-controlled switch 52 and the fuse 51 are configured to automatically open when a certain temperature is exceeded, and the temperature-controlled switch 52 and the fuse 51 play a role of double protection to avoid that the current of the circuit is too large to damage the device or cause danger.

The first wire connection terminal 41, the second wire connection terminal 42 and the third wire connection terminal 43 are all located at the proximal end 201. The first connection terminal 41 and the second connection terminal 42 are used for connecting a power supply, the first connection terminal 41 is connected with the inner conductive band 31, the second connection terminal 42 is connected with the outer conductive band 32, and the inner conductive band 31 and the outer conductive band 32 are connected with each other at the far end 202. The inner conductive band 31 and the outer conductive band 32 can be supplied with power through the first connection terminal 41 and the second connection terminal 42. Furthermore, two ends of the temperature control switch 52 are respectively connected with the second connection terminal 42 and the fuse 51, two ends of the fuse 51 are respectively connected with the temperature control switch 52 and the third connection terminal 43, and the third connection terminal 43 is connected with the outer-ring conductive belt 32. Thereby, the temperature controlled switch 52, the fuse 51, the inner conductive tape 31, and the outer conductive tape 32 can be connected in series. The first connection terminal 41, the second connection terminal 42, and the third connection terminal 43 may be all made of copper alloy. The first, second, and third connection terminals 41, 42, and 43 may each include a bolt and a nut that cooperate with each other. Further, the first connection terminal 41 and the second connection terminal 42 may be provided with a connection piece 411, the connection piece 411 being used for connection with a power supply line. The connecting piece 411 may be made of steel, aluminum, copper, or an alloy thereof. The connecting tab 411 may enhance the heat dissipation performance of the conductive tape. The terminal of the conductive band is easy to overheat due to low wind speed, and the terminal is connected by the connecting sheet 411, so that the heat dissipation performance can be enhanced.

In the present embodiment, the inner conductive band 31 and the outer conductive band 32 generate heat when energized; compared with a resistance wire, the conductive belt has the advantages of large heating area, high heat dissipation efficiency, low surface temperature under the same power, difficulty in being burnt out and low failure rate; the conductive belt is spirally wound on the plurality of support plates, and the support plates generate support acting force on the conductive belt, so that the support span of the conductive belt is small, the natural frequency is high, and the vibration and noise generated in the wind blowing process of the conductive belt are reduced; the electromagnetic fields generated by the inner conductive band 31 and the outer conductive band 32 cancel each other out, which is beneficial to reducing electromagnetic radiation. The conductive belt of the embodiment adopts a double-spiral winding mode, has simple process and easy quality control, and is suitable for large-scale production; the double-spiral winding mode has good structural stability, low noise and small wind resistance; the double-spiral winding mode is crossed, the space utilization rate is high, the temperature rise is uniform, and the heat dissipation performance is good; the double-helix winding mode enables electromagnetic fields generated by the two conductive strips to be mutually offset, and electromagnetic radiation is eliminated; and the connection of the wiring end of the ultrathin flat belt by a copper terminal realizes better heat conductivity.

In the embodiment, the conductive belt is supported by the plurality of supporting plates, has smaller span and better rigidity, and can generate smaller vibration and lower noise under higher wind speed. Meanwhile, the conductive belt forms a double-helix shape, so that the double-helix structure has the characteristics of convenience in winding and assembling while ensuring better heating uniformity and low electromagnetic radiation, and the automation of a winding mode is easy to realize; the wiring end of the conductive belt is low in wind speed and easily overheated, and is connected through a copper terminal, so that the heat dissipation performance is enhanced; the protrusions on the two sides of the strip passing groove are used for fixing the heat conducting strip, so that the strip can be prevented from falling off in the winding process or the working process.

The application also provides a temperature regulation equipment, and it includes frame, fan and the module 100 that generates heat, and the module 100 that generates heat and fan are all installed in the frame, and the fan is used for blowing the module 100 that generates heat. The direction of the wind generated by the fan may pass through the hollow cavity 101 of the housing 10 in the width direction of the conductive tape. The temperature adjustment device may be provided with an air outlet from which hot air is blown out. Preferably, the temperature adjusting apparatus may include a plurality of heat generating modules 100, and the plurality of heat generating modules 100 may be arranged in various ways. For example, a plurality of heat generating modules 100 may be arranged in a lateral direction, which can increase the heat generating area and the heat generating power. The temperature adjusting device may include, but is not limited to, a blower, a fan heater, an air conditioner, a dryer, or a baking oven.

It is to be understood that the above-described embodiments are merely illustrative of some, but not restrictive, of the broad invention, and that the appended drawings illustrate preferred embodiments of the invention and do not limit the scope of the invention. This application is capable of embodiments in many different forms and is provided for the purpose of enabling a thorough understanding of the disclosure of the application. Although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to one skilled in the art that the present application may be practiced without modification or with equivalents of some of the features described in the foregoing embodiments. All equivalent structures made by using the contents of the specification and the drawings of the present application are directly or indirectly applied to other related technical fields and are within the protection scope of the present application.

Claims (10)

1. A heat generating module, comprising:

a mounting bracket having a proximal end and a distal end, the mounting bracket including a plurality of support plates, the plurality of support plates being star-shaped cross-connected;

an inner conductive band helically wound around the support plate in a direction from the proximal end to the distal end;

the outer ring conductive band is spirally wound on the supporting plate and located on the outer side of the inner ring conductive band along the direction from the near end to the far end.

2. The heat generating module of claim 1,

the backup pad is equipped with a plurality of inner circles and crosses trough of belt and a plurality of outer lane and crosses the trough of belt, and is a plurality of the trough of belt and a plurality of are crossed to the inner circle the trough of belt is crossed to the outer lane along following respectively the near-end arrives the direction of distal end is arranged, the trough of belt is crossed to the inner circle with trough of belt interval distribution is crossed to the outer lane, the depth that the trough of belt was crossed to the inner circle is greater than the trough of belt is crossed to the outer lane, inner circle conductive band passes the trough of belt is crossed to the inner.

3. The heat generating module of claim 1,

still include first binding post and second binding post, first binding post and second binding post all are located the near-end, first binding post with second binding post is used for connecting, first binding post with the inner circle conductive band is connected, second binding post with the outer lane conductive band is connected, the inner circle conductive band with the outer lane conductive band is in distal end interconnect.

4. The heat generating module of claim 3,

the fuse is connected with the inner ring conductive belt or the outer ring conductive belt in series.

5. The heat generating module of claim 4,

the fuse is connected with the inner ring conductive belt or the outer ring conductive belt in series.

6. The heat generating module of claim 5,

the temperature control switch is characterized by further comprising a third wiring terminal, the third wiring terminal is located at the near end, two ends of the temperature control switch are respectively connected with the second wiring terminal and the fuse, two ends of the fuse are respectively connected with the temperature control switch and the third wiring terminal, and the third wiring terminal is connected with the outer ring conductive belt.

7. The heat generating module of claim 6,

the mounting bracket includes first backup pad, second backup pad, third backup pad and fourth backup pad, first backup pad the second backup pad the third backup pad with fourth backup pad star cross connection, first binding post second binding post with third binding post install respectively in first backup pad the second backup pad with the third backup pad, temperature detect switch install in the second backup pad, the fuse install in the third backup pad.

8. The heat generating module of claim 1,

the conductive belt structure is characterized by further comprising a shell, wherein the shell is provided with a hollow cavity, and the mounting frame, the inner ring conductive belt and the outer ring conductive belt are all arranged in the hollow cavity.

9. The heat generating module of claim 1,

the inner ring conductive band and the outer ring conductive band are integrated flat bands.

10. A temperature regulation device, characterized in that,

the temperature regulation equipment comprises a machine frame, a fan and the heating module according to any one of claims 1 to 9, wherein the heating module and the fan are both installed on the machine frame, and the fan is used for blowing air to the heating module.

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