CN117404941B - Heat exchanger for washing articles - Google Patents
Heat exchanger for washing articles Download PDFInfo
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- CN117404941B CN117404941B CN202311713314.1A CN202311713314A CN117404941B CN 117404941 B CN117404941 B CN 117404941B CN 202311713314 A CN202311713314 A CN 202311713314A CN 117404941 B CN117404941 B CN 117404941B
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- plate
- cover plate
- spiral
- inclined surface
- channel
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- 238000005406 washing Methods 0.000 title claims abstract description 27
- 238000007789 sealing Methods 0.000 claims description 28
- 230000008676 import Effects 0.000 claims 1
- 239000007788 liquid Substances 0.000 abstract 1
- 239000012530 fluid Substances 0.000 description 30
- 238000003466 welding Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D9/00—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D9/04—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being formed by spirally-wound plates or laminae
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F11/00—Arrangements for sealing leaky tubes and conduits
- F28F11/02—Arrangements for sealing leaky tubes and conduits using obturating elements, e.g. washers, inserted and operated independently of each other
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F27/00—Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/26—Arrangements for connecting different sections of heat-exchange elements, e.g. of radiators
- F28F9/262—Arrangements for connecting different sections of heat-exchange elements, e.g. of radiators for radiators
- F28F9/268—Arrangements for connecting different sections of heat-exchange elements, e.g. of radiators for radiators by permanent joints, e.g. by welding
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses a heat exchanger for washing products, which comprises a barrel, a cover plate and a spiral plate, wherein a first outlet and a second inlet are formed in the barrel, the cover plate comprises a front cover plate and a rear cover plate, the front cover plate and the rear cover plate are respectively connected to two ends of the barrel, the front cover plate is provided with a first inlet and a second outlet, the spiral plate comprises a first spiral plate and a second spiral plate, the first spiral plate and the second spiral plate are distributed at intervals, a first channel and a second channel are formed in a gap between the first spiral plate and the second spiral plate, the first channel is communicated with the first inlet and the first outlet, the second channel is communicated with the second inlet and the second outlet, the first spiral plate is fixedly connected with the cover plate, and the second spiral plate is respectively matched with the barrel and the cover plate in a sliding manner. The heat exchanger for the washing product can adjust the distance between the two spiral plates and adjust the temperature of the liquid after heat exchange.
Description
Technical Field
The invention relates to the technical field of heat exchangers, in particular to a heat exchanger for washing products.
Background
The heat exchanger is a heat exchange device commonly used in industry or life, is an energy-saving device for realizing heat transfer between two or more fluids with different temperatures, is a main device for transferring heat from a fluid with higher temperature to a fluid with lower temperature, and enables the temperature of the fluid to reach the index specified by the flow to meet the requirements of process conditions, and also improves the energy utilization rate. The existing heat exchanger is characterized in that two plates are stacked together, a space is reserved between the two plates through a support column, and the two plates are spirally folded, so that two channels are formed. However, in the prior art, the two plates are fixedly connected, the width between the two plates cannot be adjusted, and the temperature of the fluid after heat exchange cannot be adjusted.
Disclosure of Invention
The invention aims to provide a heat exchanger for a washing article, which can adjust the distance between spiral plates so as to adjust the temperature of fluid after heat exchange.
In order to solve the technical problems, the invention adopts the following technical scheme:
a heat exchanger for washing articles comprises a cylinder, a cover plate and a spiral plate;
the circumference of the cylinder is provided with a first outlet and a second inlet, and the front end and the rear end of the cylinder are both open;
the cover plate comprises a front cover plate and a rear cover plate, the front cover plate and the rear cover plate are respectively connected to the openings at the two ends of the cylinder, a first inlet and a second outlet are formed in the front cover plate, and the front cover plate and the rear cover plate can rotate relative to the cylinder;
the spiral plate comprises a first spiral plate and a second spiral plate, the first spiral plate and the second spiral plate are arranged in the cylinder body and distributed at intervals, a first channel and a second channel are formed in a gap between the first spiral plate and the second spiral plate, the first channel is communicated with the first inlet and the first outlet, the second channel is communicated with the second inlet and the second outlet, two ends of the first spiral plate are fixedly connected with the front cover plate and the rear cover plate respectively, the second spiral plate is fixedly connected with the inner wall of the cylinder body, and two ends of the second spiral plate are respectively abutted to the front cover plate and the rear cover plate, so that the width of the first channel and the width of the second channel are adjusted when the first spiral plate rotates relative to the second spiral plate.
In some embodiments, an inner tube is arranged in the center of the cylinder body and is fixedly connected with the first spiral plate, the inner tube is divided into a first cavity and a second cavity, the first cavity is communicated with the first inlet and the first channel, the second cavity is communicated with the second outlet and the second channel, and a heater is arranged in the first cavity.
In some embodiments, a sealing ring is further provided, the sealing ring includes a first sealing ring and a second sealing ring, the first sealing ring and the second sealing ring are both disposed in the second channel, the first sealing ring abuts against the front cover plate and the second spiral plate, and the second sealing ring abuts against the rear cover plate and the second spiral plate.
In some embodiments, the limiting piece is further provided with a limiting piece, the limiting piece comprises a first plate, a connecting rod and a limiting plate, the first plate is arranged on the outer side of the front cover plate or the rear cover plate, the first plate is connected with the front cover plate or the rear cover plate through an elastic piece, one end of the connecting rod is fixedly connected with the first plate, the other end of the connecting rod penetrates through the front cover plate or the rear cover plate and is fixedly connected with the limiting plate, and the first plate moves axially relative to the front cover plate or the rear cover plate to drive the limiting plate to move axially and control the limiting plate to stop or separate from the first sealing ring or the second sealing ring.
In some embodiments, a plurality of connecting rods are arranged in the first channel and the second channel at intervals, one end of each connecting rod is rotatably connected to the first spiral plate, and the other end of each connecting rod is rotatably connected to the second spiral plate.
In some embodiments, a first wedge is disposed in the first channel, the first wedge includes a first bevel block and a second bevel block, the first bevel block is fixedly connected to the first spiral plate, the second bevel block is fixedly connected to the second spiral plate, the first bevel block and the second bevel block are in abutting and sliding fit, the abutting surfaces of the first bevel block and the second bevel block are first inclined surfaces, a second wedge is disposed in the second channel, the second wedge includes a third bevel block and a fourth bevel block, the third bevel block is fixedly connected to the second spiral plate, the fourth bevel block is fixedly connected to the first spiral plate, the third bevel block and the fourth bevel block are in abutting and sliding fit, the abutting surfaces of the third bevel block and the fourth bevel block are second inclined surfaces, and the first inclined surfaces and the second inclined surfaces are parallel.
In some embodiments, the front cover plate comprises a first inner layer and a second outer layer, the rear cover plate comprises a second inner layer and a second outer layer, spiral grooves corresponding to the first spiral plate are formed in the first inner layer and the second inner layer, two ends of the first spiral plate only extend into the spiral grooves of the first inner layer and the second inner layer at least partially, and two ends of the first spiral plate are connected with the spiral grooves in a welding mode.
In some embodiments, the first inner layer and the second inner layer are provided with sliding grooves, the first outer layer is in running fit with the first inner layer through the sliding grooves, and the second outer layer is in running fit with the second inner layer through the sliding grooves.
In some embodiments, the front cover plate and the rear cover plate are respectively limited with the cylinder body through pin shafts.
In some embodiments, a bracket is arranged at the bottom of the cylinder body, and the bracket is used for supporting the cylinder body.
The invention has the beneficial effects that:
1. the heat exchanger for washing articles can change the width of the first channel and the second channel by the relative rotation of the first spiral plate and the second spiral plate, thereby adjusting the temperature of cold fluid.
2. The connecting rod is arranged to limit the rotation angle of the first spiral plate relative to the second spiral plate, so that the second channel is prevented from communicating the first cavity and the first outlet, and the heat exchanger cannot work normally.
3. The first wedge block and the second wedge block can limit the rotation angle of the first spiral plate and the second spiral plate, and can provide friction force under the working state so as to prevent the relative rotation of the first spiral plate and the second spiral plate from causing the temperature change of cold flow.
4. The both ends welded connection of first screw plate reduces the effort of first screw plate welded part in the helicla flute of first inlayer and second inlayer, prevents that the seepage from appearing in the welded part fracture, is convenient for install simultaneously.
5. The first outer layer and the second outer layer are used for shielding the spiral grooves and preventing oxidization, the first outer layer and the second outer layer are respectively provided with the spiral grooves corresponding to the first inner layer and the second inner layer, and when the spiral grooves of the first outer layer or the second outer layer are aligned with the spiral grooves of the first inner layer or the second inner layer, the welding position can be conveniently checked and maintained.
Drawings
FIG. 1 is a schematic view of a heat exchanger for a washing article according to example 1 of the present invention;
FIG. 2 is a front sectional view of a heat exchanger for washing articles according to example 1 of the present invention;
FIG. 3 is a bottom cross-sectional view of the heat exchanger for a washing article of example 1 of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3;
fig. 5 is a front sectional view of embodiment 2 of the present invention;
FIG. 6 is an enlarged view of a portion of FIG. 5;
FIG. 7 is a schematic view showing a heat exchanger for a washing article according to example 3 of the present invention;
FIG. 8 is a bottom cross-sectional view of example 3 of the present invention;
FIG. 9 is an enlarged view of a portion of FIG. 8;
fig. 10 is a schematic view of a first inner layer in embodiment 3 of the present invention.
Reference numerals:
1. a cylinder; 2. a front cover plate; 21. a first inner layer; 211. a spiral groove; 212. a chute; 22. a first outer layer; 3. a back cover plate; 31. a second inner layer; 32. a second outer layer; 4. a first spiral plate; 5. a second spiral plate; 6. an inner tube; 61. a first cavity; 62. a second cavity; 7. a first seal ring; 8. a limit component; 81. a first plate; 82. a connecting rod; 83. a limiting plate; 9. a connecting rod; 10. a heater; 11. a first wedge; 111. a first ramp block; 112. a second ramp block; 12. a second wedge; 121. a third bevel block; 122. a fourth ramp block; 13. a first inlet; 14. a first outlet; 15. a second inlet; 16. a second outlet; 17. a first channel; 18. and a second channel.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
Example 1:
the heat exchanger for the washing articles comprises a cylinder body 1, a cover plate and a spiral plate.
As shown in fig. 1, specifically, the front and rear ends of the cylinder 1 are provided with openings, the top of the outer wall of the cylinder is provided with a first outlet 14 and a second inlet 15, and the bottom of the outer wall of the cylinder 1 is provided with a bracket for supporting a heat exchanger for washing articles.
The cover plate comprises a front cover plate 2 and a rear cover plate 3, and the front cover plate 2 and the rear cover plate 3 are detachably and fixedly connected with the openings at the front end and the rear end of the cylinder body 1 through pin shafts. The front cover plate 2 is provided with a first inlet 13 and a second outlet 16.
As shown in fig. 1 to 3, the spiral plate includes a first spiral plate 4 and a second spiral plate 5. The first spiral plate 4 and the second spiral plate 5 are arranged in the cylinder body 1 and are distributed at intervals, two ends of the first spiral plate 4 are connected with the front cover plate 2 and the rear cover plate 3 in a welded mode, and the first spiral plate 4 is matched with the cylinder body 1 in a sliding mode. One end of the second spiral plate 5 is fixedly connected with the cylinder body 1, two ends of the second spiral plate are respectively abutted against and in sliding fit with the front cover plate 2 and the rear cover plate 3, and the first spiral plate 4 can rotate relative to the second spiral plate 5 by rotating the front cover plate 2 and the rear cover plate 3. Thereby changing the gap therebetween.
The gap between the first spiral plate 4 and the second spiral plate 5 forms a first channel 17 and a second channel 18. An inner tube 6 is arranged at the center of the cylinder body 1, the inner tube 6 is fixedly connected with the first spiral plate 4, and the inner tube 6 rotates synchronously with the first spiral plate 4 and the front cover plate 2. The inner tube 6 is divided into a first cavity 61 and a second cavity 62 with semicircular sections, the first cavity 61 is communicated with the first inlet 13 and the first channel 17, the second cavity 62 is communicated with the second outlet 16 and the second channel 18, and the heater 10 is arranged in the first cavity 61. The first passage 17 is also in communication with the first outlet 14 and the second passage 18 is also in communication with the second inlet 15. The hot fluid enters through the first inlet 13, passes through the first cavity 61 and the first channel 17 and is discharged from the first outlet 14, so as to form a hot fluid circulation pipeline. Cold fluid enters from the second inlet 15, passes through the second channel 18 and the second cavity 62 and exits from the second outlet 16, forming a cold fluid line. The heat of the hot fluid is transferred to the cold fluid in the cylinder 1, so that heat exchange is realized.
As shown in fig. 3 and 4, a first sealing ring 7 and a second sealing ring are arranged in the second channel 18, the first sealing ring 7 and the second sealing ring are spiral, the first sealing ring 7 is abutted against the front cover plate 2 and the second spiral plate 5, and the second sealing ring is abutted against the rear cover plate 3 and the second spiral plate 5. The first and second sealing rings 7 and 3 serve to seal the gap between the second spiral plate 5 and the front and rear cover plates 2 and 3, thereby preventing leakage of cold fluid in the second channel 18.
Still be equipped with the locating part, the locating part includes first board 81, connecting rod 82 and limiting plate 83, and first board 81 passes through the outside of elastic component connection at front shroud 2, and the elastic component is the spring, and first board 81 can be along axial displacement relative front shroud 2. One end of the connecting rod 82 is fixedly connected with the first plate 81, and the other end passes through the front cover plate 2 and stretches into the cylinder body 1 to be fixedly connected with the limiting plate 83. The limiting plate 83 is spirally distributed in the second channel 18, the limiting plate 83 is abutted against the first sealing ring 7, and an abutting surface of the limiting plate 83 and the first sealing ring 7 is an inclined surface. The spring is contracted in a normal state, and thrust is applied to the first plate 81, so that the limiting plate 83 applies pressure to the first sealing ring 7, the first sealing ring 7 is fixed on the front cover plate 2 under the action of pressure and friction force, and friction force is generated between the first sealing ring 7 and the second spiral plate 5 to prevent the second spiral plate 5 from rotating. Pressing the first plate 81 causes the limiting plate 83 to disengage from the first sealing ring 7, at which time the second spiral plate 5 can rotate. The back cover plate 3 is provided with a limiting piece with the same structure as the front cover plate 2 for fixing the second sealing ring.
As shown in fig. 1 and 2, a connecting rod 9 is disposed between the first spiral plate 4 and the second spiral plate 5, a plurality of connecting rods 9 are distributed in the first channel 17 and the second channel 18 at intervals, one end of each connecting rod 9 is rotatably connected to the first spiral plate 4 through a rotating shaft, the other end of each connecting rod 9 is rotatably connected to the second spiral plate 5 through the rotating shaft, the connecting rod 9 is arranged to limit the rotation range of the first spiral plate 4 relative to the second spiral plate 5, and the second channel 18 is prevented from communicating the first cavity 61 and the first outlet 14.
As shown in fig. 2 and 3, the first cavity 61 is provided with a heater 10, an end of the heater 10 is fixedly connected with the back cover plate 3, and the heater 10 is used for heating the hot fluid circulating in the hot fluid circulating pipeline, so as to ensure the relatively constant temperature of the hot fluid.
As shown in fig. 1 to 4, the heat exchanger for washing articles of the present embodiment is configured to keep the heat of the hot fluid by the heater 10, to introduce the cold fluid into the heat exchanger from the second inlet 15, to exchange heat between the hot fluid and the cold fluid in the first and second channels 17 and 18, and to flow the cold fluid into the second chamber 62 and out through the second outlet 16. When cold fluid with lower temperature is needed, the pins on the front cover plate 2 and the rear cover plate 3 can be detached before heat exchange, then the front cover plate 2 and the rear cover plate 3 are rotated, the first spiral plate 4 rotates anticlockwise relative to the second spiral plate 5, the width of the first channel 17 is reduced, the width of the second channel 18 is increased, then the pins are arranged, the width of the second channel 18 is increased due to the reduction of the width of the first channel 17, the total amount of hot fluid in the heat exchanger is reduced, the total amount of cold fluid is increased, and the temperature of the cold fluid after heat exchange is reduced. When the cold fluid with higher temperature is needed, the front end cover and the rear end cover are reversed in the steps, so that the first spiral plate 4 rotates clockwise relative to the second spiral plate 5, the width of the first channel 17 is increased, the width of the second channel 18 is reduced, the total amount of the hot fluid in the heat exchanger is increased, the total amount of the cold fluid is reduced, and the temperature of the cold fluid is increased after heat exchange.
Example 2:
as shown in fig. 5 and 6, the heat exchanger for a washing article in this embodiment has substantially the same structure as that in embodiment 1, except that: in the heat exchanger for washing articles of the present embodiment, the connecting rod 9 is not provided, the first channel 17 is provided with a plurality of first wedges 11 which are distributed at intervals, and the second channel 18 is provided with a plurality of second wedges 12 which are distributed at intervals. The first wedge 11 comprises a first inclined surface block 111 and a second inclined surface block 112, the first inclined surface block 111 is fixedly connected to the first spiral plate 4, the second inclined surface block 112 is fixedly connected to the second spiral plate 5, the first inclined surface block 111 is abutted against the second inclined surface block 112 to form a first abutting surface, the first abutting surfaces are obliquely distributed, the first inclined surface block 111 is provided with a thick end and a thin end, the second inclined surface block 112 is also provided with a thick end and a thin end, and the maximum width size of the first channel 17 is smaller than the sum of the thick end of the first inclined surface block 111 and the thick end of the second inclined surface block 112. The second wedge block 12 comprises a third inclined surface block 121 and a fourth inclined surface block 122, the third inclined surface block 121 is fixedly connected to the second spiral plate 5, the fourth inclined surface block 122 is fixedly connected to the first spiral plate 4, the third inclined surface block 121 and the fourth inclined surface block 122 are abutted to form a second abutting surface, and the first abutting surface and the second abutting surface are distributed in parallel. The third ramp block 121 has a thick end and a thin end, and the fourth ramp block 122 also has a thick end and a thin end, and the maximum width dimension of the second channel 18 is less than the sum of the thick end of the third ramp block 121 and the thick end dimension of the fourth ramp block 122.
When the first spiral plate 4 rotates clockwise relative to the second spiral plate 5, the width of the first channel 17 is reduced, the width of the second channel 18 is increased, and because the first inclined surface block 111 and the fourth inclined surface block 122 are fixedly connected to the first spiral plate 4, the first inclined surface block 111 moves clockwise relative to the second inclined surface block 112 and is always stopped, the fourth inclined surface block 122 moves clockwise relative to the third inclined surface block 121 and is always stopped, the width of the first wedge block 11 is reduced, and the width of the second wedge block 12 is increased. When the width of the second channel 18 increases to the maximum value, since the maximum width dimension of the second channel 18 is smaller than the sum of the thick end of the third slope surface block 121 and the thick end of the fourth slope surface block 122, the third slope surface block 121 and the fourth slope surface block 122 are stopped against each other to prevent the second spiral plate 5 from continuing to rotate. When the first spiral plate 4 rotates anticlockwise relative to the second spiral plate 5, the width of the first channel 17 increases, the width of the second channel 18 decreases, the first inclined surface block 111 moves anticlockwise relative to the second inclined surface block 112 and is always stopped, the fourth inclined surface block 122 moves anticlockwise relative to the third inclined surface block 121 and is always stopped, the width of the first wedge block 11 increases, the width of the second wedge block 12 decreases, and when the width of the first channel 17 increases to the maximum value, the maximum width dimension of the first channel 17 is smaller than the sum of the thick end of the first inclined surface block 111 and the thick end of the second inclined surface block 112, and the first inclined surface block 111 and the second inclined surface block 112 are stopped so as to prevent the second spiral plate 5 from continuing to rotate. The first inclined surface block 111 is in friction fit with the second inclined surface block 112, and the third inclined surface block 121 is in friction fit with the fourth inclined surface block 122, so that the second spiral plate 5 is fixed in the cylinder body 1 during heat exchange, and the second spiral plate 5 is prevented from rotating. The first wedge and the second wedge are also arranged to facilitate installation.
Example 3:
as shown in fig. 7 to 10, the heat exchanger for a washing article in this embodiment has substantially the same structure as that of embodiment 2, except that: the front cover plate 2 and the rear cover plate 3 in this embodiment are both of a double-layer structure, the front cover plate 2 comprises a first inner layer 21 and a first outer layer 22, the rear cover plate 3 comprises a second inner layer 31 and a second outer layer 32, spiral grooves 211 with the same cross section as that of the first spiral plate 4 are formed in the first inner layer 21, the second inner layer 31, the first outer layer 22 and the second outer layer 32, two ends of the first spiral plate 4 extend into the spiral grooves 211 of the first inner layer 21 and the second inner layer 31 respectively, and are welded with the first inner layer 21 and the second inner layer 31 respectively in the spiral grooves 211, so that acting force of welding positions of the first spiral plate 4 is reduced, leakage is prevented from occurring at welding position fracture, and meanwhile installation is facilitated. The outer surfaces of the first inner layer 21 and the second inner layer 31 are provided with the sliding grooves 212, the sliding grooves 212 are annular sliding grooves, the first outer layer 22 and the second outer layer 32 are in rotary fit on the first inner layer 21 and the second inner layer 31 through the sliding grooves 212, the first outer layer 22 can rotate relative to the first inner layer 21, the second outer layer 32 can rotate relative to the second inner layer 31, the first outer layer 22 and the second outer layer 32 are used for shielding the spiral grooves 211 of the first inner layer 21 and the second inner layer 31, oxidation is reduced, and when the first outer layer 22 is aligned with the spiral grooves 211 of the first inner layer 21 and the second outer layer 32 and the second inner layer 31, welding parts are convenient to inspect and maintain.
As shown in fig. 1 and 9, the limiting component 8 in this embodiment includes a connecting rod 82 and a limiting plate 83, where the limiting plate 83 is the same as that in embodiment 1, one end of the connecting rod 82 is fixedly connected with the limiting plate 83, and the other end is fixed on the first inner layer 21 or the second inner layer 31 through threaded fit, so as to fix the first sealing ring 7 and the second sealing ring by the limiting plate 83.
The present embodiment is not limited in any way by the shape, material, structure, etc. of the present invention, and any simple modification, equivalent variation and modification made to the above embodiments according to the technical substance of the present invention are all included in the scope of protection of the technical solution of the present invention.
In the description of the present invention, it should be understood that the terms "clockwise," "counterclockwise," "center," "longitudinal," "transverse," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the present invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the protection of the present invention.
If the terms "first," "second," etc. are used herein to define a part, those skilled in the art will recognize that: the use of "first" and "second" is for convenience only as well as for simplicity of description, and nothing more than a particular meaning of the terms is intended to be used unless otherwise stated.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may be modified or some technical features may be replaced with others, which may not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (9)
1. A heat exchanger for a washing article, comprising:
the cylinder body is provided with a first outlet and a second inlet on the circumferential surface, and the front end and the rear end of the cylinder body are both open;
the cover plate comprises a front cover plate and a rear cover plate, the front cover plate and the rear cover plate are respectively connected to the openings at the two ends of the cylinder, a first inlet and a second outlet are formed in the front cover plate, and the front cover plate and the rear cover plate can rotate relative to the cylinder;
the spiral plate comprises a first spiral plate and a second spiral plate, the first spiral plate and the second spiral plate are arranged in the cylinder body and are distributed at intervals, a first channel and a second channel are formed in a gap between the first spiral plate and the second spiral plate, the first channel is communicated with the first inlet and the first outlet, the second channel is communicated with the second inlet and the second outlet, two ends of the first spiral plate are fixedly connected with the front cover plate and the rear cover plate respectively, the second spiral plate is fixedly connected with the inner wall of the cylinder body, and two ends of the second spiral plate are respectively abutted against the front cover plate and the rear cover plate, so that the width of the first channel and the width of the second channel are adjusted when the first spiral plate rotates relative to the second spiral plate;
the barrel center is equipped with the inner tube, the inner tube with first screw plate fixed connection, the inner tube divide into first cavity and second cavity, first cavity intercommunication first import with first passageway, second cavity intercommunication the second export with the second passageway, be equipped with the heater in the first cavity.
2. The heat exchanger for a washing article according to claim 1, further comprising a seal ring, wherein the seal ring comprises a first seal ring and a second seal ring, the first seal ring and the second seal ring are both disposed in the second channel, the first seal ring is in abutment with the front cover plate and the second spiral plate, and the second seal ring is in abutment with the rear cover plate and the second spiral plate.
3. The heat exchanger for washing products according to claim 2, further comprising a limiting member, wherein the limiting member comprises a first plate, a connecting rod and a limiting plate, the first plate is arranged on the outer side of the front cover plate or the rear cover plate, the first plate is connected with the front cover plate or the rear cover plate through an elastic member, one end of the connecting rod is fixedly connected with the first plate, the other end of the connecting rod penetrates through the front cover plate or the rear cover plate to be fixedly connected with the limiting plate, and the first plate moves relative to the front cover plate or the rear cover plate along the axial direction to drive the limiting plate to move along the axial direction to control the limiting plate to stop or separate from the first sealing ring or the second sealing ring.
4. A heat exchanger for a washing article according to claim 3, wherein a plurality of connecting rods are arranged in the first channel and the second channel at intervals, one end of each connecting rod is rotatably connected to the first spiral plate, and the other end of each connecting rod is rotatably connected to the second spiral plate.
5. The heat exchanger for washing products according to claim 3, wherein a first wedge block is arranged in the first channel, the first wedge block comprises a first inclined surface block and a second inclined surface block, the first inclined surface block is fixedly connected to the first spiral plate, the second inclined surface block is fixedly connected to the second spiral plate, the first inclined surface block is in abutting and sliding fit with the second inclined surface block, the abutting surface of the first inclined surface block and the abutting surface of the second inclined surface block are first inclined surfaces, a second wedge block is arranged in the second channel, the second wedge block comprises a third inclined surface block and a fourth inclined surface block, the third inclined surface block is fixedly connected to the second spiral plate, the fourth inclined surface block is fixedly connected to the first spiral plate, the third inclined surface block is in abutting and sliding fit with the fourth inclined surface block, the abutting surfaces of the third inclined surface block and the fourth inclined surface block are second inclined surfaces, and the first inclined surfaces and the second inclined surfaces are distributed in parallel.
6. The heat exchanger for a washing article according to claim 5, wherein the front cover plate comprises a first inner layer and a first outer layer, the rear cover plate comprises a second inner layer and a second outer layer, spiral grooves corresponding to the first spiral plate are formed in the first inner layer and the second inner layer, two ends of the first spiral plate extend into the spiral grooves of the first inner layer and the second inner layer respectively, and two ends of the first spiral plate are connected with the spiral grooves in a welded mode.
7. The heat exchanger for a washing article according to claim 6, wherein the first inner layer and the second inner layer are provided with sliding grooves, the first outer layer is in running fit with the first inner layer through the sliding grooves, and the second outer layer is in running fit with the second inner layer through the sliding grooves.
8. The heat exchanger for washing articles according to claim 1, wherein the front cover plate and the rear cover plate are limited with the cylinder body through pin shafts respectively.
9. The heat exchanger for washing products as claimed in claim 1, wherein a bracket is provided at the bottom of the cylinder for supporting the cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311713314.1A CN117404941B (en) | 2023-12-14 | 2023-12-14 | Heat exchanger for washing articles |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311713314.1A CN117404941B (en) | 2023-12-14 | 2023-12-14 | Heat exchanger for washing articles |
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| CN117404941A CN117404941A (en) | 2024-01-16 |
| CN117404941B true CN117404941B (en) | 2024-03-08 |
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| CN115682788A (en) * | 2022-11-10 | 2023-02-03 | 兰州兰洛炼化高新装备股份有限公司 | Middle barrel flow increasing buffer type combined runner spiral plate heat exchanger |
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- 2023-12-14 CN CN202311713314.1A patent/CN117404941B/en active Active
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|---|---|---|---|---|
| GB389018A (en) * | 1932-09-14 | 1933-03-09 | Curt Fredrik Rosenblad | Improvements in plate heat-exchangers |
| DE894998C (en) * | 1937-06-23 | 1953-10-29 | Rosenblads Patenter Ab | Heat exchanger with spiral channels |
| WO2009057814A1 (en) * | 2007-11-01 | 2009-05-07 | Matumoto Giken Co, Ltd. | Spiral type heat exchanger |
| JP2009138960A (en) * | 2007-12-04 | 2009-06-25 | Matsumoto Giken Kk | Spiral type heat exchanger |
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|---|---|
| CN117404941A (en) | 2024-01-16 |
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