CN111322761A - Heating assembly - Google Patents
Heating assembly Download PDFInfo
- Publication number
- CN111322761A CN111322761A CN202010222935.XA CN202010222935A CN111322761A CN 111322761 A CN111322761 A CN 111322761A CN 202010222935 A CN202010222935 A CN 202010222935A CN 111322761 A CN111322761 A CN 111322761A
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- Prior art keywords
- electrode
- electric heating
- hole
- heating tube
- arc
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1809—Arrangement or mounting of grates or heating means for water heaters
- F24H9/1818—Arrangement or mounting of electric heating means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
- F24H9/2014—Arrangement or mounting of control or safety devices for water heaters using electrical energy supply
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)
Abstract
The invention discloses a heating assembly, which comprises an electric heating tube, a support part, a seat body part, a sealing part and an electrode, wherein the support part is fixed with the seat body part, the support part is positioned at the end part of the electric heating tube, the electrode is fixed with the support part, the seat body part is provided with a fluid cavity, the sealing part is in limit arrangement with the support part and the seat body part, the sealing part is provided with a convex part, the convex part extends into the electric heating tube and is in limit arrangement with the electric heating tube, the convex part is arranged in a hollow way, and the convex part is communicated. The device has the advantages of simple structure, low manufacturing cost, firm and reliable connection between the components, and simple and convenient assembly.
Description
Technical Field
The invention relates to the technical field of small liquid heating devices, in particular to a heating assembly.
Background
The liquid rapid heating device tends to be miniaturized, and the existing device has a complex structure, so that the manufacturing cost is increased, and the assembly is not facilitated.
Disclosure of Invention
The invention aims to provide a heating assembly which is compact in structure and convenient to manufacture and assemble.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a heating assembly, includes the electrothermal tube, still includes supporting part, pedestal portion, sealing member, electrode, supporting part is located electrothermal tube end position, supporting part with pedestal portion is fixed, supporting part bottom with the electrode is fixed, the sealing member with supporting part, the spacing setting of pedestal portion, the sealing member has the bellying, the bellying stretches into the electrothermal tube just the bellying with the spacing setting of electrothermal tube, bellying cavity sets up, pedestal portion has the fluid cavity, the bellying intercommunication the fluid cavity with the electrothermal tube inner chamber.
The sealing member has main part and outer fringe part, the main part have towards the first side of electrothermal tube with dorsad the second side of electrothermal tube, the bellying certainly main part first side protrusion sets up, the outer fringe part certainly main part second side protrusion sets up, the bellying with electrothermal tube interference fit, the outer fringe part stretches into seat body portion, the outer fringe part with seat body portion inner wall closely cooperates.
The outer edge part is provided with a corrugated structure, and the corrugated structure of the outer edge part is in interference fit with the inner wall of the seat body part; and/or the outer part of the bulge part is provided with a corrugated structure, and the corrugated structure of the bulge part is in interference fit with the inner wall of the electric heating tube.
The electric heating tube is two or more, the protruding part is two or more matched with the electric heating tube, a groove is formed between the second side of the main body part and the outer edge part, and the equivalent diameter of the groove is larger than that of the protruding part;
and/or a sealing groove is formed in the seat body part, and the outer edge part is pressed in the sealing groove.
The bracket part is positioned between the electrode and the sealing part, and the first side of the main body part is abutted against the bracket part;
the support part is provided with an arc-shaped wall part and a notch, the notch is positioned on the arc-shaped contraction side of the arc-shaped wall part, the electrode is provided with through holes with the number and the positions corresponding to those of the electric heating tube, the notch covers the through hole area of the electrode, and the protruding part is positioned in the notch area.
The seat body part is sleeved on the support, and the periphery of the seat body part is fixed with the side part of the support through screws or buckles; the bottom of the bracket part is fixed with the electrode screw or the buckle.
The support part is provided with an arc-shaped wall part and a column body part, the column body part extends outwards from the arc-shaped wall part, the arc-shaped wall part is matched with the electric heating tube, the bottom of the column body part is provided with a slotted hole used for being fixed with the electrode, and the side part of the column body part is provided with a bulge or a slotted hole used for being fixed with the seat body part.
The electrode is a flat metal sheet, through holes corresponding to the electric heating tubes in number and position are formed in the electrode, the electrode is provided with elastic sheets located in the circumferential direction of the through holes, the electric heating tubes penetrate through the through holes, the elastic sheets are arranged in contact with the surfaces of the electric heating tubes, the electrode is provided with two or more through holes, the through holes are located on the periphery of the through holes, and the support part and the electrode are fixed through buckles or screws inserted into the through holes;
the heating assembly comprises a lead wire, and the lead wire and the electrode are fixed in a contact manner through a buckle or a screw inserted into the through hole;
the seat body part is provided with a temperature measuring element mounting seat, the temperature measuring element mounting seat is provided with a temperature measuring element, and a temperature sensing probe of the temperature measuring element is arranged in the fluid cavity.
In order to achieve the purpose, the invention also adopts the following technical scheme:
the utility model provides a heating element, includes the electrothermal tube, still includes supporting part, pedestal portion, sealing member, electrode, supporting part is located electrothermal tube end position, supporting part with pedestal portion is fixed, the sealing member with the spacing setting of pedestal portion, the sealing member has the bellying, the electrode has the through-hole, the electrothermal tube runs through the through-hole just the electrothermal tube with the spacing setting of bellying, the electrode has the through-hole, the through-hole is located through-hole week side, the support has the cylinder part, cylinder part bottom be provided with be used for with the fixed slotted hole of electrode or arch, cylinder part top with the sealing member offsets.
The protruding part is arranged in a hollow mode, the protruding part is communicated with the inner cavity of the electric heating tube, the support part is provided with an arc-shaped wall part, the column body part extends outwards from the arc-shaped wall part, the arc-shaped wall part is matched with the outer wall of the electric heating tube, the support part is provided with a notch, the notch is located on the arc-shaped contraction side of the arc-shaped wall part, the notch covers the through hole area of the electrode, and the protruding part is located in the notch area; the side part of the column body part is provided with a bulge or a slot hole for fixing with the seat body part; the electrodes are flat metal sheets, and the number and the positions of the through holes correspond to those of the electric heating tubes.
Has the advantages that: the support part of the heating assembly is fixed with the seat body part, the electrode is fixed with the support part, the support part is located at the end part of the electric heating tube, and the sealing element is arranged in a limiting mode with the seat body part and the support part, so that the sealing element, the support part, the electric heating tube and the seat body part are simple to assemble and manufacture, and the heating assembly is compact and exquisite in structure.
Drawings
FIG. 1 is a schematic view of a half-section of one embodiment of the present invention;
FIG. 2 is a first schematic diagram of a portion of the structure shown in FIG. 1;
FIG. 3 is a second schematic diagram of a portion of the structure shown in FIG. 1;
FIG. 4 is a schematic view of a mounting structure of a bracket portion according to an embodiment of the present invention;
FIG. 5 is a schematic view of a view of the bracket portion of FIG. 4;
FIG. 6 is a schematic structural view of another view of the bracket portion of FIG. 4;
FIG. 7 is a schematic structural view of one view of the seal of FIG. 4;
FIG. 8 is a schematic structural view of another view of the seal of FIG. 4;
FIG. 9 is a schematic diagram of the structure of the electrode of FIG. 4;
FIG. 10 is a schematic view of a half-sectional structure of the seat body in FIG. 1;
fig. 11 is a perspective view of the seat body of fig. 10;
FIG. 12 is a schematic view of a half-section structure of the seat portion, the electrode and the bracket portion being clamped together according to another embodiment of the present invention;
fig. 13 is a schematic view of the three-dimensional structure of the seat portion and the electrode and bracket portion shown in fig. 12.
In the figure: the temperature measuring element comprises a seat body part 4, a clamping groove 41, a temperature measuring element 5, a fluid part 6, an external support 7, a boss 8, a support part 9, a notch 91, an arc-shaped wall part 92, a column part 93, a slotted hole 94, a boss 95, an electric heating tube 10, an electrode 11, a through hole 111, a sealing element 12, a main body part 121, a first side 122, a second side 123, an outer edge part 13, an elastic sheet 14, a through hole 15, a sealing groove 16 and a temperature measuring element mounting seat 17.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1 to 13, a heating assembly includes one or more than two electric heating tubes 10, the electric heating tube 10 has a substrate and an electric heating film, the electric heating film is disposed on the surface of the substrate, the substrate can be quartz, glass, ceramic, metal with an insulating layer, etc., and the electric heating film can be a nano film, a thick film, a metal film, a graphene film, etc. When the number of the electrical heating tubes 10 is more than two, the electrical heating tubes 10 may be distributed in an array form, such as a circumferential distribution, a rectangular distribution, or the like.
The heating assembly comprises a support part 9 and an electrode 11, the support part 9 is positioned at the end part of the electric heating tube 10, the support part 9 can be two parts respectively arranged at two end parts of the electric heating tube 10, and the support part 9 can be two parts of one part or two independent parts. The bottom of the bracket part 9 is fixed with an electrode 11, the electrode 11 is contacted with an electrode of an electrothermal film of the electrothermal tube 10 and is communicated with an external power supply through the electrode 11, and the electrothermal film heats after being electrified and transmits heat to fluid in the electrothermal tube.
The electrode 11 is a flat metal sheet, the electrode 11 is provided with through holes 15 corresponding to the electric heating tube 10 in number and position, the electrode 11 is provided with elastic sheets 14 located at the circumference of the through holes 15, and the elastic sheets can extend towards the direction of the electric heating film of the electric heating tube and can also extend towards the direction of the inlet and the outlet of the electric heating tube. The electric heating tube 10 penetrates through the through hole 15, the elastic sheet 14 is arranged in contact with the surface of the electric heating tube 10, the electrode 11 is clamped with the electric heating tube 10 through the elastic sheet 14, the elastic sheet 14 is in contact with an electrode of an electric heating film of the electric heating tube 10, the electrode 11 is provided with two or more through holes 111, the through holes 111 are located on the periphery of the through hole 15, and the support part 9 and the electrode 11 are fixed through a buckle or a screw inserted into the through holes 111.
Heating element includes pedestal portion 4, sealing member 12, the both ends of electrothermal tube are located to pedestal portion 4 part, support portion 9 is fixed with pedestal portion 4, support portion 9 is located between sealing member 12 and the electrode 11, sealing member 12 and support portion 9, the spacing setting of pedestal portion 4, pedestal portion 4 integrated into one piece has a plurality of to be used for connecting external equipment's external pillar 7, fluid portion 6 has been seted up to pedestal portion 4, the inside fluid chamber of seting up with fluid portion 6 intercommunication of pedestal portion 4.
The sealing member 12 has a protrusion 8, a main body 121 and an outer edge 13, the main body 121 has a first side 122 facing the electrothermal tube 10 and a second side 123 facing away from the electrothermal tube 10, the protrusion 8 protrudes from the first side 122 of the main body 121, the outer edge 13 protrudes from the second side 123 of the main body 121, the protrusion 8 extends into the electrothermal tube 10, the protrusion 8 is limited to the electrothermal tube 10, the protrusion 8 is hollow, and the protrusion 8 communicates with the fluid chamber and the inner chamber of the electrothermal tube 10. The outer edge part 13 extends into the seat body part 4, and the outer edge part 13 is tightly matched with the inner wall of the seat body part 4, so that the outer edge part 13 and the seat body part 4 are sealed.
The number and position of the protruding parts 8 correspond to the electric heating tube 10, when the number of the electric heating tubes is two or more, the protruding parts 8 are two or more matched with the electric heating tube 10, the protruding parts 8 are inserted in the corresponding electric heating tube 10 in an interference fit manner, and the protruding parts 8 are integrally formed. The material of the protruding portion 8 is silica gel, rubber or plastics, the outside of the protruding portion 8 is provided with a corrugated structure, the corrugated structure of the protruding portion 8 is in interference fit with the inner wall of the electric heating tube 10, the outer edge portion 13 is provided with a corrugated structure, and the corrugated structure of the outer edge portion is in interference fit with the inner wall of the seat body portion 4, so that the sealing effect is further improved.
A groove is formed between the second side 123 of the body portion 121 and the outer edge portion 13, and the equivalent diameter of the groove is larger than that of the boss 8. When the number of projections 8 is more than two, on the inlet side the grooves can be used for fluid distribution and on the outlet side the grooves can be used for fluid mixing. A seal groove 16 is formed in the seat portion 4, and the outer edge portion 13 is pressed into the seal groove 16.
The working principle of an embodiment of the present invention is described below by taking two or more electric heating tubes 10 as an example, the fluid portion 6 of one seat portion 4 is connected with an external fluid source, such as a water source, water flows into the fluid chamber through the fluid portion 6, the fluid is simultaneously distributed to the two or more electric heating tubes 10 through the sealing member 12, the heated fluid flows out from the fluid portion 6 of the other seat portion 4, the water path is effectively divided into a plurality of flow paths from one flow path, and the seat portion 4 and the electric heating tubes 10 can be effectively sealed, so as to ensure simple and compact structure, and further ensure simple and compact structure by fixing the bracket portion 9 and the seat portion 4, fixing the bracket portion 9 and the electrode 11, and further fixing the bracket portion 9 and the sealing member 12.
The through hole of the electrode 11, the protruding part of the sealing element and the electric heating tube correspond to each other, when the electric heating tube is one, the through hole and the protruding part which are matched with the through hole are also one, and when the electric heating tube is two or more, the liquid level of the through hole and the protruding part which are matched with the through hole and the protruding part is two or more.
Referring to fig. 5 and 6, the bracket portion 9 has an arc wall 92 and a column portion 93, the column portion 93 extends outwardly from the arc wall 92, the arc wall 92 is engaged with the electric heating tube 10, a slot 94 is formed at the bottom of the column portion 93 for fixing with the electrode 11, the top of the column portion 93 is abutted against the sealing member 12, and a slot 94 is formed at the side of the column portion 93 for fixing with the seat portion 4. The seat body part 4 is sleeved on the support 9, the periphery of the seat body part 4 is fixed with the support 9 through a plurality of screws, and the structure is convenient to assemble and compact. The first side 122 of the main body portion 121 abuts against the bracket portion 9, the bracket portion 9 has a notch 91, the notch 91 is located on the arc-shaped contraction side of the arc-shaped wall portion 92, the notch 91 covers the through hole area of the electrode 11, the protruding portion is located in the notch 91 area, and the notch structure of the bracket portion 9 is arranged to enable the assembly structure between the electrothermal tube and the sealing element to be more compact.
As another embodiment, referring to fig. 12 and 13, the column portion 93 is provided with a protrusion 95 at the bottom, the protrusion 95 is engaged with the electrode, and the column portion 93 is provided with a protrusion 95 at the side for fixing with the seat portion 4. 4 covers of seat body portion are established at support 9, and 4 week sides of seat body portion are provided with draw-in groove 41, and the draw-in groove is located to the protruding card of cylinder portion 93 for seat body portion 4 and support are fixed, and simple structure is compact, the assembly of being convenient for moreover.
The seat body part 4 is provided with a temperature measuring element mounting seat 17, the temperature measuring element 5 is installed on the temperature measuring element mounting seat 17, a temperature sensing probe of the temperature measuring element 5 is arranged in a fluid cavity, the temperature of inlet water and outlet water can be accurately detected, the probe is arranged in the fluid cavity, a turbulent flow effect can be achieved on fluid, and the temperature of the fluid which is out is more uniform.
The device has the advantages of simple structure, low manufacturing cost, firm and reliable connection between the parts, simple and convenient assembly, good overheat protection effect and effective prolonging of the service life of the device.
As another embodiment, the heating assembly includes an electric heating tube, a support portion, a seat portion, a sealing member, and an electrode, the support portion is located at an end of the electric heating tube, the support portion is fixed to the seat portion, the sealing member is disposed at a position limited to the seat portion, the sealing member has a protrusion, the electrode has a through hole, the electric heating tube penetrates through the through hole and the electric heating tube is disposed at a position limited to the protrusion, the electrode has a through hole, the through hole is located around the through hole, the support has a column portion, a slot or a protrusion for fixing to the electrode is disposed at a bottom of the column. The limit arrangement of the electric heating tube and the protruding part comprises that the protruding part extends into the electric heating tube to realize limit of the electric heating tube and the protruding part, or the electric heating tube extends into the protruding part to realize limit of the electric heating tube and the protruding part, and the limit mode can be interference fit or press fit.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any technical solutions, concepts and designs obtained by equivalent substitutions or changes of the technical solutions and the inventive concepts of the present invention by those skilled in the art within the technical scope of the present invention shall be covered by the scope of the present invention.
Claims (10)
1. The utility model provides a heating assembly, includes the electrothermal tube, its characterized in that still includes supporting part, pedestal portion, sealing member, electrode, supporting part is located electrothermal tube end position, supporting part with pedestal portion is fixed, supporting part bottom with the electrode is fixed, the sealing member with supporting part, the spacing setting of pedestal portion, the sealing member has the bellying, the bellying stretches into the electrothermal tube just the bellying with the spacing setting of electrothermal tube, bellying cavity sets up, pedestal portion has the fluid cavity, the bellying intercommunication the fluid cavity with the electrothermal tube inner chamber.
2. The heating assembly as claimed in claim 1, wherein the sealing member has a main body portion and an outer edge portion, the main body portion has a first side facing the electric heating tube and a second side facing away from the electric heating tube, the protrusion portion protrudes from the first side of the main body portion, the outer edge portion protrudes from the second side of the main body portion, the protrusion portion is in interference fit with the electric heating tube, the outer edge portion extends into the seat portion, and the outer edge portion is tightly fitted with the inner wall of the seat portion.
3. The heating assembly of claim 2, wherein the outer rim portion has a corrugated structure, the corrugated structure of the outer rim portion being in interference fit with the inner wall of the holder body portion; and/or the outer part of the bulge part is provided with a corrugated structure, and the corrugated structure of the bulge part is in interference fit with the inner wall of the electric heating tube.
4. The heating assembly of claim 2, wherein said electrical heater is two or more, said protrusion is two or more mating with said electrical heater, a groove is formed between said second side of said main body portion and said outer edge portion, said groove equivalent diameter is larger than said protrusion equivalent diameter;
and/or a sealing groove is formed in the seat body part, and the outer edge part is pressed in the sealing groove.
5. The heating assembly of claim 2, wherein the standoff portion is positioned between the electrode and the seal, the first side of the body portion abutting the standoff portion;
the support part is provided with an arc-shaped wall part and a notch, the notch is positioned on the arc-shaped contraction side of the arc-shaped wall part, the electrode is provided with through holes with the number and the positions corresponding to those of the electric heating tube, the notch covers the through hole area of the electrode, and the protruding part is positioned in the notch area.
6. The heating assembly according to claim 1 or 2, wherein the seat body portion is sleeved on the bracket, and the periphery of the seat body portion is fixed with the side portion of the bracket by a screw or a buckle; the bottom of the bracket part is fixed with the electrode screw or the buckle.
7. A heating assembly as claimed in claim 1 or 2, wherein the bracket portion has an arcuate wall portion and a post portion, the post portion extending outwardly from the arcuate wall portion, the arcuate wall portion engaging the electrical heater, the post portion having a slot at a bottom thereof for securing with the electrode, and the post portion having a protrusion or slot at a side thereof for securing with the body portion.
8. The heating assembly according to claim 1 or 2, wherein the electrode is a flat metal sheet, the electrode is provided with through holes corresponding to the number and positions of the electric heating tube, the electrode is provided with an elastic sheet located in the circumferential direction of the through holes, the electric heating tube penetrates through the through holes, the elastic sheet is in contact with the surface of the electric heating tube, the electrode is provided with two or more through holes located in the circumferential direction of the through holes, and the bracket part and the electrode are fixed through a buckle or a screw inserted into the through holes;
the heating assembly comprises a lead wire, and the lead wire and the electrode are fixed in a contact manner through a buckle or a screw inserted into the through hole;
the seat body part is provided with a temperature measuring element mounting seat, the temperature measuring element mounting seat is provided with a temperature measuring element, and a temperature sensing probe of the temperature measuring element is arranged in the fluid cavity.
9. The utility model provides a heating assembly, includes the electrothermal tube, its characterized in that still includes supporting part, pedestal portion, sealing member, electrode, supporting part is located electrothermal tube end position, supporting part with pedestal portion is fixed, the sealing member with the spacing setting of pedestal portion, the sealing member has the bellying, the electrode has the through-hole, the electrothermal tube runs through the through-hole just the electrothermal tube with the spacing setting of bellying, the electrode has the through-hole, the through-hole is located through-hole week side, the support has the cylinder part, cylinder part bottom be provided with be used for with the fixed slotted hole of electrode or arch, cylinder part top with the sealing member offsets.
10. The heating assembly of claim 9, wherein: the protruding part is arranged in a hollow mode, the protruding part is communicated with the inner cavity of the electric heating tube, the support part is provided with an arc-shaped wall part, the column body part extends outwards from the arc-shaped wall part, the arc-shaped wall part is matched with the outer wall of the electric heating tube, the support part is provided with a notch, the notch is located on the arc-shaped contraction side of the arc-shaped wall part, the notch covers the through hole area of the electrode, and the protruding part is located in the notch area; the side part of the column body part is provided with a bulge or a slot hole for fixing with the seat body part; the electrodes are flat metal sheets, and the number and the positions of the through holes correspond to those of the electric heating tubes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010222935.XA CN111322761A (en) | 2020-03-26 | 2020-03-26 | Heating assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010222935.XA CN111322761A (en) | 2020-03-26 | 2020-03-26 | Heating assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111322761A true CN111322761A (en) | 2020-06-23 |
Family
ID=71169628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010222935.XA Pending CN111322761A (en) | 2020-03-26 | 2020-03-26 | Heating assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111322761A (en) |
-
2020
- 2020-03-26 CN CN202010222935.XA patent/CN111322761A/en active Pending
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