CN211903864U - Rotary heat exchange equipment - Google Patents
Rotary heat exchange equipment Download PDFInfo
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- CN211903864U CN211903864U CN202020230310.3U CN202020230310U CN211903864U CN 211903864 U CN211903864 U CN 211903864U CN 202020230310 U CN202020230310 U CN 202020230310U CN 211903864 U CN211903864 U CN 211903864U
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Abstract
The utility model provides a rotary heat exchange device, which comprises a cylinder body which can rotate along with a shaft, stators which are respectively arranged above and below the cylinder body, and sealing elements which are positioned at the connecting part of the cylinder body and the stators; the barrel comprises a center barrel and an outer barrel which are coaxially arranged, the center barrel and the outer barrel are fixedly connected through a plurality of radial partition plates which are arranged at intervals, a heat exchange element module is arranged in a space which is defined by the center barrel, the outer barrel and the radial partition plates, and a stator below the barrel is axially limited and supported on a beam. The utility model provides a rotation indirect heating equipment of brand-new structure has overturned traditional structural style completely, need not to carry out longitudinal seal, has left out parts such as ordinary rotation indirect heating equipment's shell, rotor terminal surface baffle, rotor circumference sealing member for equipment structure becomes very simple.
Description
Technical Field
The utility model belongs to the indirect heating equipment field, concretely relates to rotation indirect heating equipment.
Background
The existing rotary heat exchange equipment mainly comprises a rotary air preheater, a rotary gas-gas heat exchanger and a rotary heat exchanger, such as the rotary air preheater disclosed in the document CN1683831A, and comprises a cylindrical rotor rotating around a central shaft, wherein the rotor comprises a plurality of sector bins separated by a plurality of radial partition plates fixedly connected with the central shaft, and 4 or 6 sector plates are symmetrically arranged in the vertical direction of the rotor; 2 or 3 axial plates fixedly connected with the rotor shell are respectively and vertically arranged between the upper sector plate and the lower sector plate, wherein contact type sealing devices are arranged between the upper edge and the lower edge of each radial partition plate and the sector plates, and the contact type sealing devices are arranged between the axial edge of the outer edge of each radial partition plate and the axial plates; also as disclosed in document CN110822468A, the novel rotary step heat storage type air preheater includes a central cylinder, a step phase change heat storage rotor, a housing, and a driving device, wherein the step phase change heat storage rotor is sleeved on the central cylinder and is disposed in the housing, two ends of the central cylinder are movably connected to the housing, and the housing is provided with a gas channel including a flue gas inlet channel, a flue gas outlet channel, an air inlet channel, and an air outlet channel; still another anti-blocking rotary air preheater disclosed in CN109185914A is structurally composed of an air duct, a mesh enclosure, a top fixing plate, a central driver, a flue, a rotor, a steel frame, an ultrasonic blocking-removing device, a bottom beam, a preheater and a rotor housing, wherein the steel frame is installed at the lower end of the bottom beam, the rotor housing is installed at the upper end of the bottom beam, the preheater is installed at the upper end and the lower end of the rotor housing, the rotor is installed at the inner side of the mesh enclosure, the air duct is installed at the left side of the flue, the top fixing plate is vertically installed at the upper end and the lower end of the mesh enclosure is provided with the ultrasonic blocking-removing device, the central driver is installed at the upper end of the top fixing plate, the rotor housing is installed at the upper end of the bottom beam, the ultrasonic blocking-removing device comprises a dust screen plug, the device comprises a controller, a shell, a connecting spring, a rotating shaft, two fixing heads, a push rod, a reset spring, an impedance matching rod and a metal mesh enclosure, wherein a dust screen plug is arranged on the left side of a blockage cleaning opening which is arranged on the left side of the shell and on the same central line, an ultrasonic transmitting head is arranged on the left side of a conical resonance head and on the same central line with a piezoelectric wafer, the piezoelectric wafer is arranged on the right side of the conical resonance head and the left side of the conical resonance head is connected with the impedance matching rod through the metal mesh enclosure, the right side of the impedance matching rod penetrates through a partition plate to be connected with an ultrasonic output end, the reset spring is arranged on the inner side of the partition plate and on the same central line with the impedance matching rod, the partition plate is arranged on the left side of the ultrasonic output end, the ultrasonic output end, the right side of the electromagnet is provided with a lead terminal, the right side of the lead terminal is connected with a sliding plate through a connecting spring, a rotating shaft is connected with the sliding plate in a penetrating way, and the left side of the controller is provided with the sliding plate and is arranged at the right end of the inner side of the shell.
As mentioned above, the conventional structure is essentially adopted for the rotary heat exchanger, the rotor needs to be sealed longitudinally (along the axial direction), the structure is complex, the dismounting process is time-consuming and labor-consuming, and the rotary heat exchanger needs to be maintained frequently in the operation stage.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the background art, the utility model aims to provide a rotation indirect heating equipment of new-type structure entirely.
In order to achieve the above purpose, the present invention adopts the following technical solution.
A rotary heat exchange device comprises a cylinder body capable of rotating along with a shaft, stators respectively arranged above and below the cylinder body, and sealing elements positioned at the connecting parts of the cylinder body and the stators; the barrel comprises a center barrel and an outer barrel which are coaxially arranged, the center barrel and the outer barrel are fixedly connected through a plurality of radial partition plates which are arranged at intervals, a heat exchange element module is arranged in a space which is defined by the center barrel, the outer barrel and the radial partition plates, and a stator below the barrel is axially limited and supported on a beam.
Preferably, the cylinder body rotates around the shaft by adopting a mode of driving the cylinder body to operate externally, or the cylinder body rotates by adopting a mode of driving the central cylinder to operate.
Furthermore, a first tooth part is arranged along the outer wall of the outer barrel of the barrel in the circumferential direction, a second tooth part at the output end of the driving mechanism is meshed with the first tooth part, and the driving mechanism drives the barrel to rotate around the shaft during operation.
Preferably, the first tooth part is a gear ring or teeth which are arranged on the outer wall of the outer cylinder and are integrally formed with the outer cylinder, and the second tooth part is a gear or a flexible closed-loop rack.
Furthermore, a rolling mechanism is arranged at the top of the stator outer ring below the cylinder, and a rolling body of the rolling mechanism is in contact with the bottom surface of the outer cylinder.
Preferably, the rolling mechanism is a roller, a bearing assembly or a flat thrust bearing fitted on top of the outer ring.
Furthermore, the central cylinder of the cylinder body is matched on the shaft through a rolling bearing, and the central cylinder of the cylinder body can also be directly and movably matched on the shaft.
Furthermore, a sealing ring is arranged at the position where the end surface of the central cylinder is contacted with the end surface of the inner ring of the stator, and a sealing ring is also arranged at the position where the end surface of the outer cylinder is contacted with the end surface of the outer ring of the stator.
Furthermore, a step extending outwards in the radial direction is arranged at the lower end part of the cylinder body, a first tooth part is arranged on one side wall of the step of the outer cylinder and is integrally formed with the step, and the roller body is in contact with one bottom surface of the step.
Preferably, the second step of the lower end portion of the center tube is fitted to the upper end portion of the shaft via a rolling bearing.
Has the advantages that: the utility model provides a rotary heat exchange device with a brand new structure, which completely overturns the traditional structure form, does not need longitudinal sealing, and omits the components of a shell, a rotor end face baffle plate, a rotor circumferential sealing element and the like of the common rotary heat exchange device, so that the device structure becomes very simple; the rotary heat exchange equipment provided by the utility model has good stability and flexibility, does not generate mushroom-shaped deformation, and does not cause the equipment jamming; the rotary heat exchange equipment provided by the utility model fundamentally solves the problem of air leakage, and basically does not leak air even after the equipment runs for a long time; the rotary heat exchange equipment provided by the utility model basically does not need maintenance in the operation stage; the utility model provides a rotation indirect heating equipment low in manufacturing cost, the installation cost is low, and the dismouting process is simple, swift, compares in traditional rotation heat exchanger, and the two dismouting degree of difficulty is not a grade completely.
Drawings
FIG. 1 is a schematic partial cross-sectional view of a rotary heat exchange apparatus in example 1;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a schematic partial sectional view of a rotary heat exchange apparatus in example 2;
FIG. 4 is an enlarged view of portion A of FIG. 3;
FIG. 5 is an enlarged view of a part (corresponding to the part A in FIG. 1) of the rotary heat exchange device in example 3;
FIG. 6 is a schematic partial sectional view of a rotary heat exchange apparatus in example 4.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments, but the following description of the embodiments is only for the purpose of helping understanding the principle and the core idea of the present invention, and is not intended to limit the scope of the present invention. It should be noted that modifications to the present invention may occur to those skilled in the art without departing from the principles of the present invention and are intended to fall within the scope of the appended claims.
Example 1
A rotary heat exchange device is shown in figures 1 and 2 and comprises a cylinder body which can rotate along with a shaft 1, stators which are respectively arranged above and below the cylinder body, and sealing elements which are positioned at the connecting parts of the cylinder body and the stators; the barrel comprises a central barrel 2 and an outer barrel 6 which are coaxially arranged, the central barrel 2 and the outer barrel 6 are fixedly connected through a plurality of radial partition plates which are arranged at intervals, a heat exchange element module 3 is arranged in a space which is defined by the central barrel 2, the outer barrel 6 and the radial partition plates, and a stator below the barrel is axially limited and supported on a beam 7. The stator above the cylinder comprises an inner ring 51 and an outer ring 53, and the inner ring 51 and the outer ring 53 are fixedly connected through a sector pressure plate 52; the stator below the cylinder comprises an inner ring 81 and an outer ring 83, and the inner ring 81 and the outer ring 83 are fixedly connected through a sector-shaped pressing plate 52. Wherein, the central cylinder 2, the outer cylinder 6 and the radial clapboard are connected by full welding (full welding), and the inner ring, the outer ring and the fan-shaped pressing plate are also connected by full welding. The space at the two sides of the radial partition board in the cylinder body is adjacent compartment, the sealing element can adopt a flexible sealing plate which is pressed on the connecting part of the sector plate and the radial partition board, and one function of the sealing element is to prevent the adjacent compartment from mutually leaking air. If the fan-shaped pressing plate adopts a thin metal plate or a flexible pressing plate with sealing performance, the fan-shaped pressing plate can also be used as a sealing element.
In this embodiment, the rotation of the cylinder around the shaft 1 is realized by adopting an external driving cylinder operation mode, specifically, a first tooth portion 11 is circumferentially arranged along the outer wall of an outer cylinder 6 of the cylinder, a second tooth portion at the output end of the driving mechanism is meshed with the first tooth portion 11, and the driving mechanism drives the cylinder to rotate around the shaft 1 when in operation. The first tooth part 11 is a tooth which is annularly arranged on the outer wall of the outer cylinder 6 and is integrally formed with the outer cylinder 6, and the second tooth part is a gear. The driving mechanism drives the tooth part two to act during operation, and the driving force is transmitted to the tooth part one 11 through the tooth part two, so that the barrel is driven to rotate around the shaft 1.
In this embodiment, a rolling mechanism is provided on the top of the stator outer ring 83 below the cylinder, the rolling body 10 of the rolling mechanism contacts with the bottom surface of the outer cylinder 6, and the rotation center line of the rolling body 10 is vertically intersected with the rotation center line of the central cylinder 2. The rolling mechanism is a plurality of rollers embedded on the top of the outer ring 83, and all the rollers are circumferentially and uniformly arranged on the outer ring 83. The lower end of the cylinder body is provided with a step which extends outwards in the radial direction, the first tooth part 11 is arranged on the side wall of the first step 61 of the outer cylinder 6 and is integrally formed with the first step 61, and the roller body 10 is contacted with the bottom surface of the first step 61.
In the present embodiment, the center tube 2 of the cylindrical body is fitted to the shaft 1 through the rolling bearing 9, and specifically, the second step 21 of the lower end portion of the center tube 2 is fitted to the upper end portion of the shaft 1 through the rolling bearing 9. Of course, the central cylinder 2 of the cylinder can also be a direct movable fit on the shaft 1, since the shaft 1 does not transmit torque. When the device runs, the driving mechanism drives the tooth part two to act, so that the barrel body is driven to rotate around the shaft 1, and the shaft 1 is not used as a driving shaft any more and only plays a role in helping the rotation of the barrel body.
In this embodiment, a seal ring 4 is provided at a portion where the end surface of the center tube 2 contacts the end surface of the inner ring of the stator, and a seal ring 4 is also provided at a portion where the end surface of the outer tube 6 contacts the end surface of the outer ring of the stator.
Example 2
A rotary heat exchange device is disclosed, the main structure of which is as shown in example 1, and the difference of the rotary heat exchange device from example 1 is as follows: as shown in fig. 3 and 4, the rolling mechanism employs a bearing assembly 12 fitted on the top of the outer ring 83, and the rotation center line of the rotating shaft 122 of the bearing assembly 12 perpendicularly intersects with the rotation center line of the center cylinder 2. In this embodiment, specifically, a step is provided at the top of the outer ring 83, the outer edge of the step coincides with the outer wall of the outer ring 83, and a plurality of bearing assemblies 12 are uniformly mounted on the step around the outer ring 83; the bearing assembly 12 comprises a bearing seat 123 mounted on the step through a bolt 124, a rotating shaft 122 is arranged on the bearing seat 123, a roller 121 is matched on the rotating shaft 122, the rotating center line of the rotating shaft 122 is vertically intersected with the rotating center line of the central cylinder 2, and the outer wall of the roller 121 is contacted with the bottom surface of the first step 61.
Example 3
A rotary heat exchange device is disclosed, the main structure of which is as shown in example 1, and the difference of the rotary heat exchange device from example 1 is as follows: as shown in fig. 5, the first tooth portion 11 is a gear ring fixedly connected to an outer side wall of the first step 61, and the second tooth portion is a gear.
Example 4
A rotary heat exchange device is shown in figure 6 and comprises a cylinder body which can rotate along with a shaft 1, stators which are respectively arranged above and below the cylinder body, and sealing elements which are positioned at the connecting parts of the cylinder body and the stators; the barrel comprises a central barrel 2 and an outer barrel 6 which are coaxially arranged, the central barrel 2 and the outer barrel 6 are fixedly connected through a plurality of radial partition plates which are arranged at intervals, a heat exchange element module 3 is arranged in a space which is defined by the central barrel 2, the outer barrel 6 and the radial partition plates, and a stator below the barrel is axially limited and supported on a beam 7. The stator above the cylinder comprises an inner ring 51 and an outer ring 53, and the inner ring 51 and the outer ring 53 are fixedly connected through a sector pressure plate 52; the stator below the cylinder comprises an inner ring 81 and an outer ring 83, and the inner ring 81 and the outer ring 83 are fixedly connected through a sector-shaped pressing plate 52. Wherein, the central cylinder 2, the outer cylinder 6 and the radial clapboard are connected by full welding (full welding), and the inner ring, the outer ring and the fan-shaped pressing plate are also connected by full welding. The space at the two sides of the radial partition board in the cylinder body is adjacent compartment, the sealing element can adopt a flexible sealing plate which is pressed on the connecting part of the sector plate and the radial partition board, and one function of the sealing element is to prevent the adjacent compartment from mutually leaking air. If the fan-shaped pressing plate adopts a thin metal plate or a flexible pressing plate with sealing performance, the fan-shaped pressing plate can also be used as a sealing element.
In this embodiment, the mode that adopts drive center section of thick bamboo 2 operation to realize the barrel and rotate, specifically, actuating mechanism drive shaft 1 rotates, and then drives the barrel and rotate around axle 1.
In this embodiment, a rolling mechanism is provided on the top of the stator outer ring 83 below the cylinder, the rolling body 10 of the rolling mechanism contacts with the bottom surface of the outer cylinder 6, and the rotation center line of the rolling body 10 is vertically intersected with the rotation center line of the central cylinder 2. Wherein the rolling mechanism employs rollers fitted on the top of the outer ring 83. The lower end of the cylinder is provided with a step which extends outwards in the radial direction, and the roller body 10 is contacted with the bottom surface of the step 61.
In the present embodiment, the center tube 2 of the cylindrical body is fitted to the shaft 1 through the rolling bearing 9, and specifically, the second step 21 of the lower end portion of the center tube 2 is fitted to the upper end portion of the shaft 1 through the rolling bearing 9. When the heat exchanger runs, the driving mechanism drives the shaft 1 to rotate (the shaft 1 is equivalent to the driving shaft of the rotary heat exchanger), and then the cylinder is driven to rotate around the shaft 1.
In this embodiment, a seal ring 4 is provided at a portion where the end surface of the center tube 2 contacts the end surface of the inner ring of the stator, and a seal ring 4 is also provided at a portion where the end surface of the outer tube 6 contacts the end surface of the outer ring of the stator.
Example 5
A rotary heat exchange device is disclosed, the main structure of which is as shown in example 1, and the difference of the rotary heat exchange device from example 1 is as follows: the rotation of the cylinder body is realized by adopting a mode of driving the central cylinder 2 to operate. Specifically, the second tooth part adopts a flexible closed-loop rack which is a closed loop similar to a belt or a chain and is provided with teeth; the driving shaft of the driving mechanism drives the flexible closed-loop rack to circularly run, and the driving shaft drives the cylinder to rotate through the tooth part I11 meshed with the flexible closed-loop rack.
Example 6
A rotary heat exchange device is disclosed, the main structure of which is as shown in example 1, and the difference of the rotary heat exchange device from example 1 is as follows: the rolling mechanism adopts a plane thrust bearing embedded at the top of the outer ring 83, and the rotating center line of a rolling body of the plane thrust bearing is vertically intersected with the rotating center line of the central cylinder 2.
The rotary heat exchange equipment is a brand new structure, completely subverts the traditional structural form, does not need to carry out longitudinal sealing, omits components such as a shell, a rotor end face partition plate, a rotor circumferential sealing element and the like of common rotary heat exchange equipment, and ensures that the equipment structure becomes very simple; in the operation process, the rotary heat exchange equipment has good stability and flexibility, the rotor (comprising the cylinder, the radial partition plate in the cylinder and the heat exchange element module 3) and the stator cannot deform in a mushroom shape, the equipment is not blocked, the air leakage problem and the problem of difficult sealing are fundamentally solved, air leakage is basically avoided even after the equipment is operated for a long time, and the maintenance is basically not needed in the operation stage of the equipment. The rotary heat exchange equipment is low in manufacturing cost, low in installation cost and simple and quick in dismounting and mounting process, and compared with the traditional rotary heat exchanger, the dismounting difficulty of the rotary heat exchanger and the dismounting difficulty of the rotary heat exchanger are not in the same level.
Claims (10)
1. A rotary heat exchange device comprises a cylinder body which can rotate along with a shaft (1), stators which are respectively arranged above and below the cylinder body, and sealing elements which are positioned at the connecting parts of the cylinder body and the stators; the method is characterized in that: the barrel comprises a center barrel (2) and an outer barrel (6) which are coaxially arranged, the center barrel (2) is fixedly connected with the outer barrel (6) through a plurality of radial partition plates which are arranged at intervals, a heat exchange element module (3) is arranged in a space which is defined by the center barrel (2), the outer barrel (6) and the radial partition plates, and a stator below the barrel is axially and limitedly supported on a beam (7).
2. The rotary heat exchange apparatus as set forth in claim 1, wherein: the mode of externally driving the cylinder to operate is adopted
The cylinder body rotates around the shaft (1), or the cylinder body rotates by adopting a mode of driving the central cylinder (2) to operate.
3. The rotary heat exchange apparatus as set forth in claim 2, wherein: a first tooth part (11) is arranged along the outer wall of the outer barrel (6) of the barrel in the circumferential direction, a second tooth part at the output end of the driving mechanism is meshed with the first tooth part (11), and the driving mechanism drives the barrel to rotate around the shaft (1) during operation.
4. The rotary heat exchange apparatus as set forth in claim 3, wherein: the first tooth part (11) is a gear ring or teeth which are arranged on the outer wall of the outer cylinder (6) and are integrally formed with the outer cylinder (6), and the second tooth part is a gear or a flexible closed-loop rack.
5. The rotary heat exchange apparatus as set forth in any one of claims 1 to 4, wherein: the top of the stator outer ring (83) below the cylinder is provided with a rolling mechanism, and a rolling body (10) of the rolling mechanism is in contact with the bottom surface of the outer cylinder (6).
6. The rotary heat exchange apparatus as set forth in claim 5, wherein: the rolling mechanism adopts a roller, a bearing assembly (12) or a plane thrust bearing which is embedded at the top of an outer ring (83).
7. The rotary heat exchange apparatus as set forth in claim 6, wherein: the central cylinder (2) of the cylinder body is matched on the shaft (1) through a rolling bearing (9), and the central cylinder (2) of the cylinder body can also be directly and movably matched on the shaft (1).
8. The rotary heat exchange apparatus as set forth in claim 7, wherein: the sealing ring (4) is arranged at the position where the end surface of the central cylinder (2) is contacted with the end surface of the inner ring of the stator, and the sealing ring (4) is also arranged at the position where the end surface of the outer cylinder (6) is contacted with the end surface of the outer ring of the stator.
9. The rotary heat exchange apparatus as set forth in claim 8, wherein: the lower end part of the cylinder body is provided with a step which extends outwards in the radial direction, a first tooth part (11) is arranged on the side wall of the first step (61) of the outer cylinder (6) and is integrally formed with the first step (61), and the roller body (10) is contacted with the bottom surface of the first step (61).
10. The rotary heat exchange apparatus as set forth in claim 9, wherein: a second step (21) at the lower end of the central cylinder (2) is matched with the upper end of the shaft (1) through a rolling bearing (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020230310.3U CN211903864U (en) | 2020-02-29 | 2020-02-29 | Rotary heat exchange equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020230310.3U CN211903864U (en) | 2020-02-29 | 2020-02-29 | Rotary heat exchange equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211903864U true CN211903864U (en) | 2020-11-10 |
Family
ID=73300455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020230310.3U Active CN211903864U (en) | 2020-02-29 | 2020-02-29 | Rotary heat exchange equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211903864U (en) |
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2020
- 2020-02-29 CN CN202020230310.3U patent/CN211903864U/en active Active
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Effective date of registration: 20220706 Address after: 402460 building 15, No. 5, Chuangxin Avenue, Changzhou street, Rongchang District, Chongqing Patentee after: Chongqing Xinshun Shengda Technology Co.,Ltd. Address before: 402560 No.25 Longshan Avenue, Pulu street, Tongliang District, Chongqing Patentee before: Wang Jian |