CN209877416U - Air conditioner heat exchanger for large-scale indoor unit - Google Patents
Air conditioner heat exchanger for large-scale indoor unit Download PDFInfo
- Publication number
- CN209877416U CN209877416U CN201920652942.6U CN201920652942U CN209877416U CN 209877416 U CN209877416 U CN 209877416U CN 201920652942 U CN201920652942 U CN 201920652942U CN 209877416 U CN209877416 U CN 209877416U
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- heat exchange
- tube plate
- tube
- wall
- urceolus
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Abstract
The utility model relates to an air conditioner heat exchanger technical field specifically is an air conditioner heat exchanger for large-scale indoor set, including urceolus and heat transfer inner core, the heat transfer inner core sets up in the inside of urceolus, and the heat transfer inner core includes tube sheet, lower tube sheet, support column and guide vane, and the urceolus lower extreme has the room that converges through flange joint, and the urceolus upper end has branch flow chamber through flange joint, and beneficial effect does: in the utility model, the helical blade-shaped guide vane arranged in the heat exchange inner core enables the inner space of the outer cylinder to form a bolt-shaped channel, increases the contact distance between the refrigerant steam and the heat exchange tube, and ensures the heat exchange efficiency; the hexagonal bolt head at the upper end of the heat exchange tube is rotated through the wrench, the threaded connection between the upper end of the heat exchange tube and the through hole formed in the upper tube plate can be loosened, the threaded connection between the lower end of the heat exchange tube and the joint formed in the lower tube plate can be loosened, the heat exchange tube can be taken out upwards at the moment, the single heat exchange tube is conveniently disassembled and replaced, and the maintenance cost is saved.
Description
Technical Field
The utility model relates to an air conditioner heat exchanger technical field specifically is an air conditioner heat exchanger for large-scale indoor set.
Background
The air conditioner is widely used in our family, and is very needed in our summer and winter, and the important part of the air conditioner which is responsible for heating and cooling is the heat exchanger of our air conditioner. In a vertical casing tube type condenser, a casing is a column-shaped cylinder welded by steel plates, porous tube plates are welded at two ends of the cylinder, and heat exchange tubes are fixed in corresponding holes of the tube plates at the two ends by an expansion method or a welding method to form a vertical tube bundle. But the cooling flow is large and the flow rate is high, if good heat exchange efficiency is ensured, the cooling water and the refrigerant exchange heat when a large heat exchange space is needed; in the vertical type casing tube type condenser, the heat exchange tube can not be independently replaced, and if the heat exchange tube is damaged, the maintenance cost is high.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a large-scale indoor set is with air conditioner heat exchanger to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: an air-conditioning heat exchanger for a large indoor unit comprises an outer barrel and a heat exchange inner core, wherein the heat exchange inner core comprises an upper tube plate, a lower tube plate, support columns and guide vanes, the upper tube plate is connected with the lower tube plate through the support columns, the support columns are vertically welded in the middle of the upper tube plate and the lower tube plate, the guide vanes in the shape of spiral vanes are welded on the outer walls of the support columns, a plurality of corresponding through holes are formed in the upper tube plate and the lower tube plate, heat exchange tubes are arranged between the through holes corresponding to the upper tube plate and the lower tube plate, hexagonal bolt heads are welded on the outer walls of the upper ends of the heat exchange tubes, the heat exchange inner core is arranged in the outer barrel, a circular snap ring is integrally formed on the inner wall of the lower end of the outer barrel, the lower surface of the lower tube plate is tightly attached to the upper surface of the snap ring, the upper surface that tightly pastes the upper tube plate is equipped with the packing ring, and the outer wall of packing ring closely laminates with the inner wall of urceolus, and the upper surface of packing ring closely laminates with the lower surface of shunting room, the upper end of shunting room is equipped with into water interface, and the lower extreme of converging the room is equipped with the drainage interface, the lateral wall below welding intercommunication of urceolus has the fluid-discharge tube, and the lateral wall top welding of urceolus has the intercommunication to have the intake pipe, and the lateral wall middle part of urceolus is provided with.
Preferably, the heat exchange tube is inserted through the upper part of the through hole formed in the upper tube plate, and the heat exchange tube vertically penetrates through the guide sheet.
Preferably, the inner wall of the through hole formed in the upper tube plate is provided with an internal thread, the outer wall of the upper end of the heat exchange tube is provided with an external thread, and the upper end of the heat exchange tube is in threaded connection with the through hole formed in the upper tube plate.
Preferably, the upper surface of the lower pipe plate is welded with a joint close to the through hole, the outer wall of the joint is provided with an external thread, the inner wall of the lower end of the heat exchange pipe is provided with an internal thread, and the lower end of the heat exchange pipe is connected with the joint on the upper surface of the lower pipe plate through a thread.
Preferably, the outer walls of the upper tube plate and the lower tube plate are in close contact with the inner wall of the outer barrel, and the outermost edges of the guide vanes are in close contact with the inner wall of the outer barrel.
Preferably, the opening of the liquid discharge pipe is tightly attached to the upper surface of the lower tube plate, and the opening of the air inlet pipe is tightly attached to the lower surface of the upper tube plate.
Compared with the prior art, the beneficial effects of the utility model are that:
1. in the utility model, the helical blade-shaped guide vane arranged in the heat exchange inner core enables the inner space of the outer cylinder to form a bolt-shaped channel, increases the contact distance between the refrigerant steam and the heat exchange tube, ensures the heat exchange efficiency and saves the space of the equipment;
2. the utility model discloses a hexagonal bolt head of spanner to heat exchange tube upper end rotates, can loosen the threaded connection between the through-hole that heat exchange tube upper end and upper tube plate were seted up and unload, loosens the threaded connection who establishes the joint on heat exchange tube lower extreme and the lower tube plate and unloads, then can upwards take out the heat exchange tube this moment, and the change is dismantled to a single heat exchange tube to the convenience, saves cost of maintenance.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the heat exchange core of the present invention;
fig. 3 is a front sectional view of the present invention.
In the figure: the heat exchanger comprises an outer cylinder 1, a heat exchange inner core 2, a flow distribution chamber 3, a flow convergence chamber 31, a gasket 4, a through hole 5, an upper pipe plate 6, a lower pipe plate 61, a support column 7, a guide vane 8, a heat exchange pipe 9, a joint 10, a liquid discharge pipe 11, an air inlet pipe 111 and a pressure gauge 12.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a technical solution: an air-conditioning heat exchanger for a large indoor unit comprises an outer barrel 1 and a heat exchange inner core 2, as shown in figure 2, the heat exchange inner core 2 comprises an upper tube plate 6, a lower tube plate 61, a support column 7 and guide fins 8, the upper tube plate 6 is connected with the lower tube plate 61 through the support column 7, the support column 7 is vertically welded in the middle of the upper tube plate 6 and the lower tube plate 61, the outer wall of the support column 7 is welded with the guide fins 8 in a spiral blade shape, a plurality of corresponding through holes 5 are formed in the upper tube plate 6 and the lower tube plate 61, a heat exchange tube 9 is arranged between the through holes 5 corresponding to the upper tube plate 6 and the lower tube plate 61, the heat exchange tube 9 is inserted through along the upper part of the through hole 5 formed in the upper tube plate 6, the heat exchange tube 9 vertically penetrates through the guide fins 8, the inner wall of the through hole 5 formed in the upper tube plate 6 is provided with an internal thread, the upper surface of the lower tube plate 61 is tightly welded with the joint 10 at the position close to the through hole 5, the outer wall of the joint 10 is provided with an external thread, the inner wall of the lower end of the heat exchange tube 9 is provided with an internal thread, the lower end of the heat exchange tube 9 is in threaded connection with the joint 10 at the upper surface of the lower tube plate 61, the outer wall of the upper end of the heat exchange tube 9 is welded with a hexagonal bolt head, the hexagonal bolt head at the upper end of the heat exchange tube 9 is rotated by a wrench, the threaded connection between the upper end of the heat exchange tube 9 and the through hole 5 formed in the upper tube plate 6 can be loosened and disassembled, the threaded connection between the lower end of the heat exchange tube 9 and the joint 10 arranged.
Referring to fig. 1 and 3, the heat exchange core 2 is disposed inside the outer barrel 1, the outer walls of the upper tube plate 6 and the lower tube plate 61 are in close contact with the inner wall of the outer barrel 1, so as to ensure a sealed space between the upper tube plate 6, the lower tube plate 61 and the inner wall of the outer barrel 1, the outermost edge of the guide vane 8 is in close contact with the inner wall of the outer barrel 1, the spiral vane-shaped guide vane 8 enables the inner space of the outer barrel 1 to form a bolt-shaped channel, so as to increase the contact distance between refrigerant steam and the heat exchange tube 9, so as to ensure the heat exchange efficiency, and save the space of the device, the inner wall of the lower end of the outer barrel 1 is integrally formed with a circular snap ring, the lower surface of the lower tube plate 61 is tightly attached to the upper surface of the snap ring, so that the heat exchange core 2 is clamped inside the outer barrel 1, the upper end and the lower end, the outer wall of packing ring 4 and the inseparable laminating of the inner wall of urceolus 1, the upper surface of packing ring 4 and the lower surface of reposition of redundant personnel room 3 are closely laminated, prevent that heat transfer inner core 2 is not hard up, the upper end of reposition of redundant personnel room 3 is equipped with the interface of intaking, the welding of interface department of intaking has the flange, water supply connector 10 of reposition of redundant personnel room 3 upper end passes through flange joint cooling water inlet pipe, make the cooling water get into reposition of redundant personnel room 3 in, and shunt to each heat exchange tube 9 in, 1 lower extreme of urceolus has the room 31 of converging through flange joint, the cooling water among each heat exchange tube 9 converges inside the room 31 of converging, the lower extreme of the room 31 of converging is equipped with the drainage interface, the welding of drainage interface has the flange.
The welding of lateral wall top of urceolus 1 has the intercommunication to have intake pipe 111, the lower surface setting of upper tube plate 6 is hugged closely to the opening of intake pipe 111, intake pipe 111 connects the refrigerant steam pipe, make refrigerant steam get into along the inside top of urceolus 1, and circulate along the heliciform passageway that guide vane 8 and urceolus 1 inner wall formed, carry out abundant heat transfer with heat exchange tube 9, refrigerant steam collects refrigerant liquid with the upper surface of heat exchange tube 9 heat transfer back liquefaction at lower tube sheet 61, the lateral wall below welding intercommunication of urceolus 1 has fluid-discharge tube 11, the upper surface setting of lower tube sheet 61 is hugged closely to the opening of fluid-discharge tube 11, refrigerant liquid carries out the discharge along fluid-discharge tube 11 and carries out the circulation flow, lateral wall middle part of urceolus 1 is provided with manometer 12, the pressure detection end setting of manometer 12 is in.
The working principle is as follows: when the utility model is in operation, the water inlet joint 10 at the upper end of the flow distribution chamber 3 is connected with the cooling water inlet pipe through the flange, so that the cooling water enters the flow distribution chamber 3 and is distributed into each heat exchange pipe 9, the cooling water in each heat exchange pipe 9 is converged in the converging chamber 31, the drainage interface at the lower end of the converging chamber 31 is connected with the cooling water return pipe, so that the cooling water is circulated in a return flow way, the air inlet pipe 111 is connected with the refrigerant steam pipe, so that the refrigerant steam enters along the upper part of the inner part of the outer barrel 1 and circulates along the spiral channel formed by the guide vane 8 and the inner wall of the outer barrel 1, the guide vane 8 in the spiral vane shape enables the inner space of the outer barrel 1 to form a bolt-shaped channel, the contact distance between the refrigerant steam and the heat exchange pipe 9 is increased, the heat exchange efficiency is ensured, the space of the equipment, and the refrigerant liquid is discharged along the liquid discharge pipe 11 to circulate;
when the heat exchange tube 9 is replaced, the hexagonal bolt head at the upper end of the heat exchange tube 9 is rotated through a wrench, the threaded connection between the upper end of the heat exchange tube 9 and the through hole 5 formed in the upper tube plate 6 can be loosened, the threaded connection between the lower end of the heat exchange tube 9 and the connector 10 arranged on the lower tube plate 61 can be loosened, then the heat exchange tube 9 can be pulled out upwards, a single heat exchange tube 9 can be conveniently detached and replaced, and the maintenance cost is saved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a large-scale for indoor unit air conditioner heat exchanger, includes urceolus (1) and heat transfer inner core (2), its characterized in that: the heat exchange inner core (2) comprises an upper tube plate (6), a lower tube plate (61), support columns (7) and guide sheets (8), the upper tube plate (6) is connected with the lower tube plate (61) through the support columns (7), the support columns (7) are vertically welded in the middle of the upper tube plate (6) and the lower tube plate (61), the outer wall of each support column (7) is welded with the guide sheets (8) in a spiral blade shape, a plurality of corresponding through holes (5) are formed in the upper tube plate (6) and the lower tube plate (61), heat exchange tubes (9) are arranged between the through holes (5) corresponding to the upper tube plate (6) and the lower tube plate (61), the outer wall of the upper end of each heat exchange tube (9) is welded with a hexagon bolt head, the heat exchange inner core (2) is arranged in the outer barrel (1), a circular clamping ring is integrally formed in the inner wall of the lower end of the outer barrel (1), and the lower surface of the, the upper and lower end of urceolus (1) all welds the flange, and urceolus (1) lower extreme has collection flow chamber (31) through flange joint, and there is branch flow chamber (3) urceolus (1) upper end through flange joint, and the upper surface that tightly pastes upper tube sheet (6) is equipped with packing ring (4), and the outer wall of packing ring (4) closely laminates with the inner wall of urceolus (1), and the upper surface of packing ring (4) closely laminates with the lower surface of branch flow chamber (3), the upper end of branch flow chamber (3) is equipped with the interface of intaking, and the lower extreme of collection flow chamber (31) is equipped with the drainage interface, the lateral wall below welding intercommunication of urceolus (1) has fluid-discharge tube (11), and the lateral wall top welding of urceolus (1) has intake pipe (111), and the lateral wall.
2. An air conditioner heat exchanger for a large indoor unit according to claim 1, wherein: the heat exchange tube (9) penetrates and is inserted into the upper portion of the through hole (5) formed in the upper tube plate (6), and the heat exchange tube (9) penetrates through the guide vane (8) vertically.
3. An air conditioner heat exchanger for a large indoor unit according to claim 1, wherein: the inner wall of the through hole (5) formed in the upper tube plate (6) is provided with an internal thread, the outer wall of the upper end of the heat exchange tube (9) is provided with an external thread, and the upper end of the heat exchange tube (9) is connected with the through hole (5) formed in the upper tube plate (6) through a thread.
4. An air conditioner heat exchanger for a large indoor unit according to claim 1, wherein: the upper surface of the lower tube plate (61) is tightly welded with a joint (10) at the position of the through hole (5), an external thread is arranged on the outer wall of the joint (10), an internal thread is arranged on the inner wall of the lower end of the heat exchange tube (9), and the lower end of the heat exchange tube (9) is connected with the joint (10) on the upper surface of the lower tube plate (61) through the thread.
5. An air conditioner heat exchanger for a large indoor unit according to claim 1, wherein: the outer walls of the upper tube plate (6) and the lower tube plate (61) are in close contact with the inner wall of the outer barrel (1), and the outermost edge of the guide vane (8) is in close contact with the inner wall of the outer barrel (1).
6. An air conditioner heat exchanger for a large indoor unit according to claim 1, wherein: the opening of the liquid discharge pipe (11) is tightly attached to the upper surface of the lower tube plate (61), and the opening of the air inlet pipe (111) is tightly attached to the lower surface of the upper tube plate (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920652942.6U CN209877416U (en) | 2019-05-08 | 2019-05-08 | Air conditioner heat exchanger for large-scale indoor unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920652942.6U CN209877416U (en) | 2019-05-08 | 2019-05-08 | Air conditioner heat exchanger for large-scale indoor unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209877416U true CN209877416U (en) | 2019-12-31 |
Family
ID=68964324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920652942.6U Expired - Fee Related CN209877416U (en) | 2019-05-08 | 2019-05-08 | Air conditioner heat exchanger for large-scale indoor unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209877416U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113418411A (en) * | 2021-06-24 | 2021-09-21 | 宜兴市万盛石化机械设备有限公司 | Tube type heat exchanger convenient to maintain and replace |
| CN114558344A (en) * | 2022-03-28 | 2022-05-31 | 江苏弗特尔制冷设备有限公司 | Multipurpose high-efficiency low-temperature evaporation concentration crystallization equipment |
| CN117647124A (en) * | 2023-11-30 | 2024-03-05 | 无锡聚源丰化工装备有限公司 | Tube type heat exchanger convenient to maintain |
-
2019
- 2019-05-08 CN CN201920652942.6U patent/CN209877416U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113418411A (en) * | 2021-06-24 | 2021-09-21 | 宜兴市万盛石化机械设备有限公司 | Tube type heat exchanger convenient to maintain and replace |
| CN114558344A (en) * | 2022-03-28 | 2022-05-31 | 江苏弗特尔制冷设备有限公司 | Multipurpose high-efficiency low-temperature evaporation concentration crystallization equipment |
| CN117647124A (en) * | 2023-11-30 | 2024-03-05 | 无锡聚源丰化工装备有限公司 | Tube type heat exchanger convenient to maintain |
| CN117647124B (en) * | 2023-11-30 | 2024-06-04 | 无锡聚源丰化工装备有限公司 | Tube type heat exchanger convenient to maintain |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191231 Termination date: 20200508 |
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| CF01 | Termination of patent right due to non-payment of annual fee |