CN209845331U - Heating device and pump with same - Google Patents
Heating device and pump with same Download PDFInfo
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- CN209845331U CN209845331U CN201822251984.7U CN201822251984U CN209845331U CN 209845331 U CN209845331 U CN 209845331U CN 201822251984 U CN201822251984 U CN 201822251984U CN 209845331 U CN209845331 U CN 209845331U
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- heating device
- temperature control
- heater
- control assembly
- safety device
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Abstract
The utility model provides a heating device and have this heating device's pump, heating device includes casing, heater, baffle and temperature control component, the casing is equipped with the recess of accommodating the heater, the baffle is equipped with the main part, outstanding in the planar convex part of main part and by the extension that the convex part side extends out, the main part contacts and covers the heater, the convex part is unsettled and is set up in the recess and above the heater, the extension with casing fixed connection; the temperature control assembly is fixedly arranged on the convex part. So set up, temperature control component can accurate control heating device's temperature.
Description
Technical Field
The utility model relates to a domestic appliance field especially relates to a heating device and have this heating device's pump.
Background
In daily life, dishwashers have become more and more widely used. The dish washer usually adopts the heater for the disk heater, and wherein, aluminum plate and heating pipe and pump cover full contact, aluminum plate's temperature comes from heating pipe and pump cover for the temperature control precision of the temperature controller on it remains to improve.
Therefore, it is necessary to design a heating device to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a higher heating device of accuse temperature precision. In order to achieve the above purpose, the utility model adopts the following technical scheme: a heating device comprises a shell, a heater, a partition plate and a temperature control assembly, wherein the shell is provided with a groove for accommodating the heater, the partition plate is provided with a main body part, a convex part protruding out of the plane of the main body part and an extending part extending out of the side face of the convex part, the main body part is in contact with and covers the heater, the convex part is arranged above the groove and the heater in a hanging manner, and the extending part is fixedly connected with the shell; the temperature control assembly is fixedly arranged on the convex part, and the safety device is arranged on the main body part.
As a further improved technical solution of the present invention, the heating device further includes a safety device and a cover plate, and the cover plate is fixedly connected to the housing.
As a further improved technical solution of the present invention, the main body portion and the convex portion are integrally arc-shaped.
As a further improved technical scheme of the utility model, the main part with be equipped with abrupt post on the convex part respectively, heating device still including fixed temperature control assembly with safeties's fastener, abrupt post with the fastener cooperation installation.
As a further improved technical scheme of the utility model, the control by temperature change subassembly welded fastening in on the convex part, safeties welded fastening in on the main part.
As a further improved technical scheme of the utility model, the temperature control component with the safeties is fixed in through the cooperation of lid and apron on the baffle, the lid is located the apron with the temperature control component with between the safeties, set up a plurality of archs on the apron, be used for with casing welded fastening.
As a further improved technical scheme of the utility model, the cover comprises two clamping grooves which are respectively clamped on the temperature control component and the safety device; the cover plate comprises a flat plate part and two inverted U-shaped mounting grooves formed by extending the flat plate part, and the two inverted U-shaped mounting grooves are matched with the two clamping grooves for mounting.
As the utility model discloses further modified technical scheme, the heater include tub portion and set up in two connecting portion at tub portion both ends, one of them connecting portion with be equipped with connecting wire between the temperature control component, another connecting portion with be equipped with connecting wire between the safeties.
As a further improved technical scheme of the utility model, tub portion cross-section is the quadrangle, the groove shape with tub portion cross-sectional shape phase-match.
An object of the utility model is also to provide a pump that temperature control precision is high.
In order to achieve the above object, the present invention provides a pump comprising the above heating device.
According to the above technical scheme, the utility model discloses a with the unsettled top that sets up in the heater of convex part of baffle, the extension of baffle with casing fixed connection, temperature control assembly sets up the convex part of baffle for the temperature of temperature control assembly response baffle derives from the casing, can respond to and control heating device's temperature more accurately.
Drawings
Fig. 1 is a perspective view of a first embodiment of the heating device of the present invention;
FIG. 2 is a perspective view of the heating apparatus of FIG. 1 with the cover plate removed;
FIG. 3 is a top view of the heating apparatus of FIG. 2;
FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;
FIG. 5 is a perspective view of the baffle of FIG. 1;
fig. 6 is a perspective view of a second embodiment of the heating device of the present invention with the cover plate removed;
fig. 7 is a perspective view of a second embodiment of the heating device of the present invention with the cover plate removed;
FIG. 8 is a perspective view of the baffle of FIG. 7;
fig. 9 is a perspective view of a third embodiment of the heating device of the present invention;
FIG. 10 is a perspective view of the heating apparatus of FIG. 9 with the cover plate removed;
FIG. 11 is a top view of the heating apparatus of FIG. 10;
FIG. 12 is a cross-sectional view taken along line A-A of FIG. 11;
fig. 13 is a perspective view of the cover of fig. 9.
Reference numerals:
100-heating device, 1-shell, 11-groove, 2-heater, 21-tube, 22-connecting part, 3-clapboard, 31-main body, 32-convex part, 33-extending part, 34-protruding column, 4-temperature control component, 5-safety device, 6-fastener, 7-connecting wire, 8-cover plate, 81-protrusion;
100 '-heating device, 1' -shell, 2 '-heater, 3' -clapboard, 31 '-main body part, 32' -convex part, 4 '-temperature control component, 5' -safety device, 7 '-connecting lead and 8' -cover plate;
100 '-heating device, 1' -shell, 3 '-partition, 4' -temperature control component, 5 '-safety device, 8' -cover plate, 81 '-protrusion, 82' -U-shaped structure, 83 '-relief hole, 9' -wiring terminal, 10 '-cover, 101' -connecting arm, 102 '-mounting groove, 103' -cap-shaped structure.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 to 5, the present invention provides a heating device 100, which includes a disc-shaped casing 1, a heater 2, a partition plate 3, a temperature control assembly 4, a safety device 5, a connecting wire 7 and a cover plate 8.
The casing 1 is an integrally formed stainless steel disc, the inner side of the edge of the casing 1 is recessed downwards to form a groove 11 for accommodating the heater 2, and the section of the groove 11 along the radial direction of the casing 1 is approximately quadrangular.
The heater 2 is tubular and includes a tube 21 received in the recess 11 and two connecting portions 22 at opposite ends of the tube 21. The cross-section of the tube portion 21 matches the cross-section of the groove 11, and is arranged so that a larger heat transfer area can be provided between the heater 2 and the housing 1, thereby improving the heating effect of the heating apparatus 100.
The partition plate 3 is made of an aluminum plate or a stainless steel material, preferably an aluminum plate in the present embodiment, and the entire partition plate 3 is arc-shaped; the partition board 3 comprises a main body part 31, a convex part 32 protruding out of the plane of the main body part 31 and an extending part 33 extending out of the side surface of the convex part 32 and bending downwards, wherein the main body part 31 partially contacts and covers the pipe part 21 of the heater 2, and the main body part 31 and the pipe part 21 are fixedly connected through brazing; the convex part 32 is arranged above the groove 11 and the pipe part 21 in a suspending way, so that the extending part 33 and the convex part 32 are prevented from directly contacting with the heater 2; the extension 33 is fixedly connected with the housing 1 by brazing, preferably, a plurality of small protrusions (not shown) are arranged on the surface of the extension 33 connected with the housing 1, and the extension 33 is fixedly connected with the housing 1 by brazing through the small protrusions, so that the partition plate 3 and the housing 1 are convenient to mount and the connection strength is increased. The partition board 3 is further provided with a stud 34 fixed on the upper surfaces of the main body 31 and the protrusion 32, and the stud 34 is in a screw shape and has an external thread for fixing the temperature control assembly 4 and the safety device 5.
In this embodiment, the temperature control assembly 4 and the safety device 5 are fixed on the upper surface of the partition plate 3 by fasteners 6, specifically, the fasteners 6 include fixing pieces (not numbered) disposed on both sides of the temperature control assembly 4 and the safety device 5, each fixing piece is provided with a through hole (not numbered) penetrating up and down, and the aperture of the through hole matches with the stud 34. When the temperature control assembly 4 and the safety device 5 are installed, the temperature control assembly 4 and the safety device 5 are fixed on the partition plate 3 by placing the temperature control assembly 4 and the safety device 5 at corresponding positions of the partition plate 3 and passing the fixing piece through the through hole and then screwing the nut on the stud 34. The fastening piece 6 enables the bottoms of the temperature control assembly 4 and the safety device 5 to be tightly attached to the upper surface of the partition plate 3, so that the accuracy and the sensitivity of temperature sensing of the temperature control assembly 4 and the safety device 5 are improved.
The temperature control assembly 4 is in contact with the upper surface of the convex part 32, the temperature of the heated fluid is measured by utilizing the characteristic of rapid heat conduction of the shell 1 and the partition plate 3, and the convex part 32 is arranged above the pipe part 21 in a suspended manner, so that the heater 2 is prevented from generating heat interference, and the temperature of the heated fluid is accurately controlled; the fuse 5 is a fuse, the fuse 5 is in contact with the main body 31, and the main body 31 is directly welded to the surface of the heater 2, so that the fuse 5 directly controls the temperature of the heater. The arrangement is such that the heating device 100 has a double safety function.
The utility model discloses in, temperature control component 4 is equipped with the first temperature of predetermineeing, and safeties 5 are equipped with the second and predetermine the temperature, just the first temperature of predetermineeing is less than the second is predetermine the temperature. When the temperature of the fluid heated by the heating device 100 reaches a first preset temperature, the temperature control component 4 is tripped, the heating circuit is switched off, after the temperature of the fluid is reduced, the temperature control component 4 is reset, the heating circuit is switched on, and the fluid is heated again, so that the fluid can be controlled within a certain range by repeated action; when the fluid in the pump is insufficient or other abnormal conditions cause the heater 2 to be dried, the surface temperature of the heater 2 is too high to reach the second preset temperature, the safety device 5 is disconnected, the heating circuit is disconnected, the safety device 5 cannot reset even if the temperature of the heater 2 is reduced, the circuit is always in a disconnected state, the heater 2 is effectively controlled to be powered on and heated under the safety condition, and therefore the system safety of the heating device 100 and the equipment with the heating device 100 is guaranteed.
In addition, the temperature control assembly 4 and the safety device 5 are respectively provided with two conductive ends (not numbered), the heating device 100 is further provided with two connecting wires 7, and the connecting wires 7 are respectively connected with the two conductive ends and the two connecting portions 22 to form a circuit loop inside the heating device 100.
In this embodiment, apron 8 is dull and stereotyped structure and part cover baffle 3, and the edge of apron 8 lower surface is equipped with a plurality of archs 81, and apron 8 is through protruding 81 and casing welded connection, so sets up, can guarantee the welding effect, and joint strength is higher.
Referring to fig. 6 to 7, a second embodiment of a heating apparatus 100 'is shown, in which the specific structures of the 1' -casing, the 2 '-heater, the 3' -partition, the 31 '-main body, the 32' -protrusion, the 4 '-temperature control member, the 5' -safety device, the 7 '-connecting wire and the 8' -cover plate are substantially the same as those of the above embodiments, and the difference between them is that: the main body part 31 'and the upper surface of the convex part 32' of the clapboard 3 'are not provided with protruding columns, and the temperature control component 4' and the safety device 5 'are respectively and fixedly connected with the clapboard 3' through laser welding or other welding.
Referring to fig. 8 to 12, a heating device 100 ″ of a third embodiment is substantially the same as the first embodiment, and the difference between the two embodiments is: the heating device 100 "further comprises a cover 10", and the temperature control assembly 4 "and the safety device 5" are connected with the partition 3 "through the cooperation of the cover 10" and the cover plate 8 ". The cover 10 "comprises two mounting grooves 102" and a connecting arm 101 connecting the two mounting grooves 102 ", the shape and size of the mounting groove 102" are matched with those of the temperature control assembly 4 "and the safety device 5", the top of the mounting groove 102 "is respectively provided with a cap-shaped structure 103", and the corresponding positions of the temperature control assembly 4 "and the safety device 5" are provided with elastic sheets (not shown). During installation, the temperature control component 4 'and the safety device 5' are firstly placed at corresponding positions of the partition plate 3 ', the two installation grooves 102' are respectively buckled on the temperature control component 4 'and the safety device 5' in an inverted mode, and the elastic sheet is arranged below the cap-shaped structure 103 'and in interference fit with the cap-shaped structure, so that the cover 10' is fixed with the temperature control component 4 'and the safety device 5'.
The cover plate 8 "comprises a flat plate structure partially covering the housing 1" and two U-shaped structures 82 "covering the cover 10", the tops of the U-shaped structures 82 "are respectively provided with an abdicating hole 83", and when the U-shaped structures 82 "cover the cover 10", the cap-shaped structures 103 "pass through the abdicating holes 83". So configured, the two U-shaped structures 82 "of the cover plate 8" secure the temperature control assembly 4 "and the safety device 5" from top to bottom via the two cap-shaped structures 103 "on the cover 10".
In addition, the edge of the lower surface of the fan-shaped flat plate structure of the cover plate 8 "and the edge of the U-shaped structure 82" are both provided with a plurality of protrusions 81 ", the cover plate 8" is connected with the shell 1 "in a welding manner through the protrusions 81", so that the cover plate 8 ", the cover 10", the temperature control component 4 "and the safety device 5" are fixed, and the connection strength of the internal structure of the heating device 100 "is further enhanced.
In summary, the cross section of the heater and the cross section of the groove are set to be substantially the same quadrangle, so that a larger heat transfer area can be formed between the heater and the shell, and the heating effect of the heating device is improved; the temperature control assembly and the safety device are respectively arranged on the convex part and the main body part of the partition plate, so that the accuracy and the sensitivity of temperature induction of the temperature control assembly and the safety device are improved, and meanwhile, the heating device has a double-safety function; the temperature control assembly and the safety device are fixed on the partition plate in a mode of fastening pieces, welding or matching and fixing of the cover and the cover plate, so that the connection strength of the internal structure of the heating device is increased; the welding effect between the partition plate and the shell is ensured by arranging the bulges at the edge of the cover body, so that the structure of the heating device is more stable.
Terms such as "upper," "lower," "left," "right," "front," "rear," and the like, used herein to denote relative spatial positions, are used for ease of description to describe one feature's relationship to another feature as illustrated in the figures. It will be understood that the spatially relative positional terms may be intended to encompass different orientations than those shown in the figures depending on the product presentation position and should not be construed as limiting the claims. In addition, the descriptor "horizontal" as used herein is not entirely equivalent to allowing an angular tilt along a direction perpendicular to the direction of gravity.
In addition, the above embodiments are only used for illustrating the present invention and not for limiting the technical solutions described in the present invention, and the understanding of the present specification should be based on the technical personnel in the technical field, and although the present specification has described the present invention in detail with reference to the above embodiments, the person of ordinary skill in the art should understand that the person of ordinary skill in the art can still modify the present invention or substitute the same, and all the technical solutions and modifications that do not depart from the spirit and scope of the present invention should be covered within the scope of the claims of the present invention.
Claims (10)
1. A heating device comprises a shell, a heater, a partition plate and a temperature control assembly, wherein the shell is provided with a groove for accommodating the heater, and the heating device is characterized in that: the partition board is provided with a main body part, a convex part protruding out of the plane of the main body part and an extending part extending from the side face of the convex part, the main body part is in contact with and covers the heater, the convex part is arranged above the groove and the heater in a suspended mode, and the extending part is fixedly connected with the shell; the temperature control assembly is fixedly arranged on the convex part.
2. The heating device of claim 1, wherein: the heating device further comprises a safety device and a cover plate, and the cover plate is fixedly connected with the shell.
3. The heating device of claim 1, wherein: the main body and the projection are integrally formed in an arc shape.
4. The heating device of claim 2, wherein: the heating device further comprises a fixing temperature control assembly and a fastener of the safety device, and the protruding columns are installed in a matched mode with the fastener.
5. The heating device of claim 2, wherein: the temperature control assembly is welded and fixed on the convex part, and the safety device is welded and fixed on the main body part.
6. The heating device of claim 2, wherein: the temperature control assembly and the safety device are fixed on the partition plate through the matching of the cover and the cover plate, the cover is arranged between the cover plate and the temperature control assembly and the safety device, and a plurality of bulges are arranged on the cover plate and used for being welded and fixed with the shell.
7. The heating device of claim 6, wherein: the cover comprises two clamping grooves which are respectively clamped on the temperature control assembly and the safety device; the cover plate comprises a flat plate part and two inverted U-shaped mounting grooves formed by extending the flat plate part, and the two inverted U-shaped mounting grooves are matched with the two clamping grooves for mounting.
8. The heating device of claim 2, wherein: the heater includes pipe portion and set up in two connecting portion at pipe portion both ends, one of them connecting portion with be equipped with connecting wire between the temperature control component, another connecting portion with be equipped with connecting wire between the safeties.
9. The heating device of claim 8, wherein: the cross-section of the pipe part is quadrilateral, and the shape of the groove is matched with that of the cross-section of the pipe part.
10. A pump, characterized by: the pump comprising a heating device as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822251984.7U CN209845331U (en) | 2018-12-29 | 2018-12-29 | Heating device and pump with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822251984.7U CN209845331U (en) | 2018-12-29 | 2018-12-29 | Heating device and pump with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209845331U true CN209845331U (en) | 2019-12-24 |
Family
ID=68900967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822251984.7U Active CN209845331U (en) | 2018-12-29 | 2018-12-29 | Heating device and pump with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209845331U (en) |
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2018
- 2018-12-29 CN CN201822251984.7U patent/CN209845331U/en active Active
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