CN216626079U

CN216626079U - Heating device

Info

Publication number: CN216626079U
Application number: CN202122827322.1U
Authority: CN
Inventors: 吴翔; 闻俊涛; 鄂新刚
Original assignee: Dongguan Saierying Electronics Co ltd
Current assignee: Dongguan Saierying Electronics Co ltd
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-05-27
Anticipated expiration: 2031-11-17

Abstract

The utility model relates to an electrical heating technical field particularly, disclose a heater, this heater includes the casing, the installation department, heat-generating body and insulating part, wherein, be provided with the installing port on the casing, still be provided with the rivers passageway in the casing, be provided with the mounting groove on the installation department, the installation department passes through the installing port and sets up on the casing, the mounting groove is located the rivers passageway, the heat-generating body sets up in the mounting groove, and the outstanding casing of link of heat-generating body, the insulating part sets up in the mounting groove and is used for separating the heat-generating body with the installation department. Through setting up the mounting groove in rivers passageway to realize the heat dissipation function after the heat-generating body electricity is connected, set up through the insulating part and separate the heat-generating body and the security of installation department when guaranteeing the heat-generating body during operation, because week side and the bottom of mounting groove set up for sealed structure, consequently can separate the rivers in heat-generating body and the rivers passageway completely, effectively avoided the emergence of electric leakage phenomenon.

Description

Heating device

Technical Field

The present application relates generally to the field of electrical heating technology and, more particularly, discloses a heater.

Background

The existing PTC electric heater generally adopts an aluminum pipe containing a PTC chip to heat a linear water channel aluminum pipe, and outlets are arranged at two ends of the aluminum pipe in the length direction, so that water can easily enter a PTC heating body through the outlets in the use process of the PTC electric heater.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem that the PTC electric heater in the prior art has the electric leakage risk, the application provides a heater.

In order to realize the purpose of the utility model, the following technical scheme is adopted in the application:

according to an aspect of the present application, there is provided a heater including:

the water flow channel is arranged in the shell;

the mounting part is provided with a mounting groove, the mounting part is arranged on the shell through the mounting opening, and the mounting groove is positioned in the water flow channel;

the heating body is arranged in the mounting groove, and the connecting end of the heating body protrudes out of the shell; and

and the insulating part is arranged in the mounting groove and used for separating the heating body from the mounting part.

According to an embodiment of the present application, wherein the heater further comprises a shielding member disposed in the mounting groove, the shielding member for separating the insulating part from the mounting groove.

According to an embodiment of the present application, the guard is provided in a U-shaped configuration.

According to an embodiment of the present application, a heat conductive silicone sheet is disposed on an outer peripheral side of the insulating portion.

According to an embodiment of the present application, the ceramic substrate is provided on an outer peripheral side of the insulating portion.

According to an embodiment of the application, wherein still be provided with on the casing with inlet and liquid outlet that rivers passageway all communicates, the inlet with distance between the installing port is less than the groove depth of mounting groove.

According to an embodiment of the present application, wherein an insulating member for covering the heating body is further provided in the mounting groove.

According to an embodiment of the application, wherein the outer surface of the mounting portion is provided with a rust inhibiting coating.

According to an embodiment of the application, a seal is provided on the mounting opening.

According to an embodiment of the present application, the installation groove is provided in plurality, and the heating element is provided in each installation groove.

According to the technical scheme, the heater has the advantages and positive effects that: the application provides a heater, this heater include casing, installation department, heat-generating body and insulating part, be provided with the installing port on the casing, still be provided with the rivers passageway in the casing, be provided with the mounting groove on the installation department, the installation department passes through the installing port set up in on the casing, the mounting groove is located in the rivers passageway, the heat-generating body set up in the mounting groove, just the link of heat-generating body is outstanding the casing, the insulating part set up in the mounting groove, just the insulating part be used for with the heat-generating body with the installation department is separated. To sum up, through setting up the mounting groove in rivers passageway to realize the heat dissipation function after the heat-generating body electricity is connected, set up through the insulating part and separate the heat-generating body and the security of assurance heat-generating body during operation with the installation department, because week side and the bottom of mounting groove set up for sealed structure, consequently can separate the rivers in heat-generating body and the rivers passageway completely, effectively avoided the emergence of electric leakage phenomenon.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the utility model and together with the description, serve to explain the principles of the utility model.

In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

Fig. 1 is a schematic diagram (a) illustrating an overall structure of a heater according to an exemplary embodiment.

Fig. 2 is a schematic diagram (ii) illustrating an overall structure of a heater according to an exemplary embodiment.

FIG. 3 is a schematic cross-sectional view of FIG. 1 in a heater shown according to an exemplary embodiment.

Fig. 4 is a schematic diagram illustrating an exploded configuration of a heater according to an exemplary embodiment.

Wherein the reference numerals are as follows:

1. a housing; 2. an installation part; 3. a heating element; 4. an insulating section; 5. an installation port; 6. a water flow channel; 7. mounting grooves; 8. a connecting end; 9. a guard; 10. an insulating member; 11. a liquid inlet; 12. a liquid outlet; 13. a base plate; 14. a side plate; 15. and a seal.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It is noted that in the description and claims of the present application and in the above-mentioned drawings, relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein.

Also, the terms "comprises," "comprising," and "having," as well as any variations thereof or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements explicitly listed, but may include other steps or elements not explicitly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Spatially relative terms, such as "above … …," "above … …," "above … … surface," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Referring to fig. 1 to 4, the embodiment of the present disclosure discloses a heater including a case 1, a mounting portion 2, a heating body 3, and an insulating portion 4. Wherein, be provided with installing port 5 on the casing 1, still be provided with rivers passageway 6 in the casing 1, be provided with mounting groove 7 on the installation department 2, mounting groove 7 passes through installing port 5 and sets up in casing 1. The heating body 3 is disposed in the mounting groove 7, and the connection end 8 of the heating body 3 is disposed protruding from the case 1, the insulating portion 4 is disposed in the mounting groove 7, and the insulating portion 4 is used to separate the heating body 3 from the mounting member.

In the in-service use process, the circulation has rivers in rivers passageway 6, mounting groove 7 on the installation department 2 provides the space of placing for heat-generating body 3, through setting up mounting groove 7 in rivers passageway 6, in order to realize the heat dissipation function after 3 electricity of heat-generating body are connected, the setting through insulating part 4 separates the security of guaranteeing heat-generating body 3 during operation with heat-generating body 3 and installation department 2, because the week side of mounting groove 7 and bottom set up for sealed structure, consequently can separate heat-generating body 3 and rivers passageway 6 rivers completely, the emergence of electric leakage phenomenon has effectively been avoided.

In a specific embodiment, the water flow channel 6 is filled with water, and the heating element 3 is electrically connected with an external connection through the connecting end 8. When the heating element 3 is electrified, the heating element 3 can emit heat, so that the temperature of water is raised, and the heating effect of the heater is realized by taking the water as a heat transfer medium. In addition, oil or other heat transfer medium may also flow through the water flow channel 6.

In a specific embodiment, the heating element 3 includes a PTC element, and an electrode plate, an inner insulating layer and a metal sheet are sequentially sleeved outside the PTC element, where the metal sheet may be an aluminum foil, a copper aluminum foil or other metal sheets. The electrode plate and the metal sheet can be placed to conduct electricity through the arrangement of the inner insulating layer.

In a specific embodiment, a plurality of mounting grooves 7 are provided, and a heating element 3 is disposed in each mounting groove 7. Mounting groove 7 can be according to staff's actual demand to set up to two, three setting a plurality ofly, thereby each mounting groove 7 can be on the installation department 2 according to even interval distribution or according to the demand or according to the cooperation installation at will on the width direction of casing 1.

In a specific embodiment, an insulating part 4 is further arranged outside the heating element 3, and the arrangement of the insulating part 4 effectively avoids electric leakage of the heating element 3, thereby improving the safety of the heater. Insulating part 4 can be plastic protective sheath or insulating rubber etc. and can guarantee insulating effect through insulating part 4 parcel heat-generating body 3.

In an alternative embodiment, the insulating part 4 may be provided in a groove shape, the heating element 3 is provided in the insulating part 4 through an opening of the groove, and the connection terminal 8 of the heating element 3 may further protrude from the insulating part 4 through the opening of the groove to connect the heating element 3 with other components through the connection terminal 8. In addition, through the arrangement of the groove structure, the heating body 3 can be conveniently installed in the insulating part 4 or detached from the insulating part 4 through the opening, so that the operation of a worker is facilitated. Similarly, insulating part 4 can also wrap up in the periphery side of heat-generating body 3, and the hole site has been seted up to the connecting 8 department that corresponds of insulating part 4 and heat-generating body 3, and the setting of the protruding insulating part 4 of connecting 8 through the hole site of heat-generating body 3 is through the parcel form setting of insulating part 4, strengthens the protection effect to heat-generating body 3.

In an alternative embodiment, the outer periphery of the insulating part 4 is provided with a heat conducting silicone sheet, and the insulating effect can be enhanced through the arrangement of the heat conducting silicone sheet. The PI film is arranged outside the heat-conducting silica gel sheet, namely, the polyimide film is arranged outside the heat-conducting silica gel sheet and is formed by carrying out polycondensation and film-casting on pyromellitic dianhydride and diaminodiphenyl ether in a strong polar solvent and then carrying out imidization, so that the polyimide film is a film type insulating material with better performance.

In an alternative embodiment, a ceramic substrate is disposed outside the insulating portion 4, and the heating element 3 is separated from the mounting portion 2 by the ceramic substrate, so that the insulating effect can be further achieved. The ceramic substrate can wrap the periphery of the insulating part 4, and in addition, the ceramic substrates can be further provided with two ceramic substrates which are respectively positioned on two sides of the width direction of the shell 1, so that the insulating effect of the heater is improved. Similarly, in order to ensure the insulating effect of the ceramic substrate, the thickness of the ceramic substrate ranges from 0.6mm to 1.2mm, and when the thickness of the ceramic substrate is less than 0.6mm, the thickness of the ceramic substrate is thinner, so that the insulating effect is poor; when the thickness of the ceramic substrate is greater than 1.2mm, although a good insulation effect can be provided, the cost of the ceramic substrate is greatly increased, which causes waste of materials.

In a specific embodiment, the heater further includes a shielding member 9 disposed in the mounting groove 7, the shielding member 9 separating the insulating portion 4 from the mounting portion 2. By arranging the protection member 9, when the heating element 3 is installed in the installation groove 7, the protection member 9 can protect the insulation part 4, and the insulation part 4 is prevented from being damaged in the installation process.

In an alternative embodiment, the shielding member 9 includes an aluminum tube or an alloy to achieve the effect of heat conduction, and in this embodiment, the shielding member 9 is an aluminum tube wrapped around the insulating portion 4. The protection piece 9 can protect the outer periphery of the insulating part 4, and the insulating effect is prevented from being affected by the fact that the insulating part 4 is directly arranged in the mounting groove 7 and scratches are generated on the outer periphery of the insulating part 4.

In a specific embodiment, the protection member 9 is disposed in a U-shaped structure, and the manufacturing cost of the protection member 9 is reduced by the protection member 9 disposed in the U-shaped structure. Meanwhile, the heating body 3 with the insulating part 4 can be conveniently placed in the protection part 9, and the operation of workers is convenient.

In an alternative embodiment, an insulating member 10 for covering the heating body 3 is further provided in the installation groove 7. Due to the U-shaped configuration of the protector 9, the worker does not protect the top of the heat generating body 3 with a protector after the heat generating body 3 is set in the protector 9, and therefore the safety performance of the top of the heat generating body 3 is low. Therefore, the insulating member 10 is provided on the top of the heating element 3, and the top of the heating element 3 is covered by the insulating member 10, thereby achieving the dustproof and waterproof effects. The insulating member 10 may be made of silicone or rubber.

In a specific embodiment, the housing 1 is further provided with a liquid inlet 11 and a liquid outlet 12 both communicated with the water flow channel 6, the heat transfer medium in the water flow channel 6 flows into the water flow channel 6 through the liquid inlet 11, because the mounting groove 7 is located in the water flow channel 6, the temperature of the heat transfer medium flowing in the water flow channel 6 will rise accordingly, and the heat transfer medium after temperature rise can flow out of the housing 1 through the liquid outlet 12.

In a specific embodiment, the housing 1 includes a bottom plate 13, a plurality of side plates 14 are disposed on the bottom plate 13, the bottom plate 13 and each side plate 14 surround to form the housing 1, and the top of the housing 1 is the mounting opening 5. In the embodiment of the present disclosure, the number of the side plates 14 is not limited, so the side plates 14 may be set to three, four, or five, and the present application describes in detail by setting the side plates 14 to four, and setting the housing 1 to be in a rectangular parallelepiped shape.

In a specific embodiment, in order to ensure the fluidity of the heat transfer medium in the water flow channel 6, the liquid inlet 11 may be disposed on the opening or the side plate 14, and the liquid outlet 12 may be disposed on the bottom plate 13, so that the heat transfer medium entering from the liquid inlet 11 can flow in the housing 1 and then be discharged from the liquid outlet 12, so that the heat generated by the heat generating body 3 can exchange heat with the heat transfer medium in the water flow channel 6.

In an alternative embodiment, the distance between the liquid inlet 11 and the mounting opening 5 is smaller than the groove depth of the mounting groove 7. Through highly restricting inlet 11 for the heat transfer medium who flows in from inlet 11 can contact through rivers passageway 6 and mounting groove 7, thereby can effectively avoid the rivers that flow in from inlet 11 because of unable and mounting groove 7 contact influence the condition of heating effect to the effect of the rivers intensification in rivers passageway 6. In this case, the liquid inlet 11 may be disposed on the mounting opening 5 of the housing 1, and the liquid inlet 11 may also be disposed on the side plate 14, for example, the liquid inlet 11 of the heater provided in this embodiment is disposed on the side plate 14, and the distance between the liquid inlet 11 and the bottom plate 13 is greater than the distance between the bottom of the mounting groove 7 and the bottom plate 13, so as to ensure that the water flow in the housing 1 can contact with the mounting groove 7.

In a specific embodiment, the mounting portion 2 may be fixedly disposed on the housing 1. The mounting portion 2 may be fixedly connected to the housing 1 by ultrasonic welding or bonding, so as to ensure stability of the mounting portion 2 with respect to the housing 1.

In an alternative embodiment, the mounting portion 2 may also be detachably disposed on the housing 1. Specifically, installation department 2 can be through the mode of buckle with 1 joint cooperation of casing, in addition, installation department 2 can also be through threaded connection between bolt and the casing 1. The mounting portion 2 in the present embodiment is detachably connected to the housing 1 by bolts, as an example. Specifically, the bolts are provided in plurality, each of the bolts is provided in plurality at intervals on the circumferential side of the mounting portion 2, and the mounting portion 2 and the housing 1 are connected by the bolts in a threaded manner, so that the relative position between the mounting portion 2 and the housing 1 is ensured, and the performance of the heater is guaranteed.

In an alternative embodiment, a sealing member 15 is arranged on the mounting opening 5, and the matching position of the mounting opening 5 of the casing 1 and the mounting part 2 is completely sealed through the arrangement of the sealing member 15, so that water flowing in the casing 1 is prevented from flowing into the mounting groove 7 through the mounting opening 5, and the heating body 3 in the mounting groove 7 is contacted with water, and electric leakage is caused.

In a particular embodiment, the outer surface of the mounting portion 2 is provided with a rust-inhibiting coating. By providing the mounting portion 2 in the water flow passage 6 and the heater being operated, the outer peripheral side of the mounting portion 2 comes into contact with the water flow, so the mounting groove 7 of the mounting portion 2 is soaked in the water flow. In addition, since the mounting portion 2 also radiates heat when the heating element 3 is energized, the outer surface of the mounting portion 2 is easily rusted. Through setting up anti rust coating in the surface of installation department 2, can effectually avoid the rusty condition of installation department 2, the effectual incrustation scale that prevents.

In an alternative embodiment, the outer surface of the mounting portion 2 may be treated by electrophoresis, oxidation, passivation, spraying oil, or the like, so as to form a rust-proof coating on the outer surface of the mounting portion 2 to prevent scale.

In a specific embodiment, a water pressure gauge is arranged on the housing 1, and the pressure of water flowing in the housing 1 can be detected through the arrangement of the water pressure gauge, so that the safety of the heater is ensured.

In a specific embodiment, the housing 1 may further be provided with a temperature controller, and the temperature controller may be configured to obtain the heat dissipation temperature of the heater in real time and control the heat dissipation temperature of the heater, so that the heat sink operates within a temperature range required by an operator.

In a specific embodiment, still be provided with temperature sensor on the casing 1, can be convenient for the staff to know the current temperature of heater in real time through temperature sensor's setting, avoid causing the condition of scalding or human uncomfortable because of the high temperature, perhaps can't satisfy the condition of staff's demand because of the temperature is low excessively. Meanwhile, the working personnel can also monitor the performance of the heater according to the temperature sensing.

The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. Various modifications and changes to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A heater, comprising:

the water-saving device comprises a shell (1), wherein a mounting port (5) is formed in the shell (1), and a water flow channel (6) is further formed in the shell (1);

the mounting part (2) is provided with a mounting groove (7), the mounting part (2) is arranged on the shell (1) through the mounting opening (5), and the mounting groove (7) is positioned in the water flow channel (6);

the heating body (3) is arranged in the mounting groove (7), and the connecting end (8) of the heating body (3) protrudes out of the shell (1); and

and an insulating part (4) which is arranged in the mounting groove (7) and is used for separating the heating body (3) from the mounting part (2).

2. A heater as claimed in claim 1, further comprising a guard (9) disposed in the mounting slot (7), the guard (9) serving to separate the insulating portion (4) from the mounting slot (7).

3. A heater as claimed in claim 2, characterised in that the shield (9) is arranged in a U-shaped configuration.

4. The heater according to claim 1, wherein a heat conductive silicone sheet is provided on an outer peripheral side of the insulating portion (4).

5. A heater according to claim 1, characterised in that the insulating part (4) is provided with a ceramic substrate on the outer circumference side.

6. The heater according to claim 1, wherein the housing (1) is further provided with a liquid inlet (11) and a liquid outlet (12) both communicated with the water flow channel (6), and the distance between the liquid inlet (11) and the mounting opening (5) is smaller than the groove depth of the mounting groove (7).

7. A heater according to claim 1, wherein an insulating member (10) for covering said heating body (3) is further provided in said mounting groove (7).

8. A heater according to claim 1, characterised in that the outer surface of the mounting part (2) is provided with a rust-inhibiting coating.

9. A heater according to claim 1, characterised in that a seal (15) is provided at the mounting opening (5).

10. The heater according to claim 1, wherein a plurality of the mounting grooves (7) are provided, and the heating element (3) is provided in each of the mounting grooves (7).