CN208091276U - A kind of integral braze-welded plate-fin heat exchanger - Google Patents
A kind of integral braze-welded plate-fin heat exchanger Download PDFInfo
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- CN208091276U CN208091276U CN201820260491.7U CN201820260491U CN208091276U CN 208091276 U CN208091276 U CN 208091276U CN 201820260491 U CN201820260491 U CN 201820260491U CN 208091276 U CN208091276 U CN 208091276U
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- type groove
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- core body
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Abstract
The utility model discloses a kind of integral braze-welded plate-fin heat exchangers, the heat exchange core body in Qian type groove road is equipped with including left side and right side, the bottom of heat exchange core body is connected with lower cover, the lower end in Qian type groove road is connected to the top surface at lower cover both ends, the two vertical side plates in Qian type groove road extend to form the positioning gusset being bonded with heat exchange core body side, the upper end in Qian type groove road is respectively connected with disengaging connector, and the bottom for passing in and out connector includes and Qian type groove road butt junction location plate.Under the positioning action of lower cover so that the bottom in Qian type groove road and the bottom of heat exchange core body are coplanar；By the optimization design of heat exchanging device entirety, the precise positioning of each parts is realized, be easy to implement the integral braze-welded of heat exchanger.Compared to existing welding procedure, integral braze-welded mode is taken, local stress is not will produce, ensure that the consistency of product so that product structure is more reasonable, improves product compression strength and performance.
Description
Technical field
The utility model is related to technical field of heat exchangers, more particularly to a kind of integral braze-welded plate-fin heat exchanger.
Background technology
Plate-fin heat exchanger generally includes partition board, outer fin, strip of paper used for sealing and flow deflector.Adjacent two partition room place outer fin,
Flow deflector and strip of paper used for sealing form an interlayer, form fluid channel.Above-mentioned interlayer is stacked in different ways according to actual needs,
Soldering forms heat exchange core body for an entirety, then the parts such as heat exchange core body and corresponding conduit, pipe fitting, mounting bracket are passed through
The mode of argon arc welding realizes that tube sheet connects, that is, forms plate-fin heat exchanger.
Currently, existing heat exchanger structure is required to by way of argon arc welding realize that tube sheet connects, but above-mentioned weldering
It is not only time-consuming and laborious to connect mode, increases entreprise cost, and argon-arc welding seam area locally generates stress, is easy explosion.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of reasonable design, achievable integral braze-welded plate wings
Formula heat exchanger.
Used technical solution to solve above-mentioned technical problem：A kind of integral braze-welded plate-fin heat exchanger, including change
Hot core, the left side and right side of the heat exchange core body are equipped with Qian type groove road, and the bottom of the heat exchange core body is connected with down
The lower end of cover board, Qian type groove road is connected to the top surface at lower cover both ends, and the two vertical side plates in Qian type groove road prolong
The positioning gusset for being formed with and being bonded with heat exchange core body side is stretched, the upper end in Qian type groove road is respectively connected with disengaging connector, institute
The bottom for stating disengaging connector includes and Qian type groove road butt junction location plate.
Further, upper cover plate, the side of the positioning plate and the side of upper cover plate are connected at the top of the heat exchange core body
It docks in portion.
Further, it is equipped between the positioning plate and the upper end in Qian type groove road and welds auxiliary plate.
Further, welding gusset is equipped between positioning gusset and the corner of heat exchanger.
Further, the vertical bottom plate in Qian type groove road has extended to form mounting plate.
Further, the heat exchange core body includes several fluid channels being laterally arranged, between the adjacent fluid channel
It is connected with outer fin, the fluid channel includes ratio-frequency welded tube and the inner fin inside ratio-frequency welded tube.
Further, the heat exchange core body includes several fluid channels being laterally arranged, between the adjacent fluid channel
It is connected with outer fin, the fluid channel is the micro-channel tubes for being internally provided with microchannel.
Further, the inner wall of the microchannel has been horizontally formed several raised lines.
Advantageous effect：Heat exchanger provided by the utility model, under the positioning action of lower cover so that Qian type groove road
Bottom and the bottom of heat exchange core body are coplanar；Meanwhile the positioning gusset that Qian type groove road is equipped with realizes Qian type groove road in heat exchange core body
Both sides positioning；In addition, disengaging connector is docked at the upper end in Qian type groove road by positioning plate.It is whole by heat exchanging device
Optimization design, realize the precise positioning of each parts, be easy to implement the integral braze-welded of heat exchanger.Compared to existing Welder
Skill, the present apparatus can save argon arc welding welding step, shorten the manufacture duration of product；And integral braze-welded mode is taken, no
Local stress is will produce, ensure that the consistency of product so that product structure is more reasonable, improves product compression strength and property
Energy.
Description of the drawings
The utility model is described further with reference to the accompanying drawings and examples：
Fig. 1 is a kind of assembling schematic diagram of integral braze-welded plate-fin heat exchanger of the utility model embodiment；
Fig. 2 is a kind of overall schematic of integral braze-welded plate-fin heat exchanger of the utility model embodiment；
Fig. 3 is the assembling schematic diagram of the utility model embodiment ratio-frequency welded tube and inner fin；
Fig. 4 is the structural schematic diagram that the hot core of the utility model embodiment is micro-channel tubes；
Fig. 5 is the schematic cross-section in the utility model embodiment Qian type groove road.
Specific implementation mode
Referring to figs. 1 to Fig. 5, a kind of integral braze-welded plate-fin heat exchanger of the utility model embodiment, including heat exchange core body
1, the left side and right side of heat exchange core body 1 have been fixedly connected with Qian type groove road 2, and the bottom of heat exchange core body 1 is connected with lower cover
4, and the both ends of lower cover 4 are prominent to the both sides of heat exchange core body 1, and the lower end in Qian type groove road 2 is connected to 4 both ends of lower cover
The top surface in portion so that the bottom in Qian type groove road 2 is concordant with the bottom of heat exchange core body 1, is convenient for soldered into position.Meanwhile Qian type groove road 2
Two vertical side plates extend to form the positioning gusset 21 being bonded with 1 side of heat exchange core body, positioning gusset 21 and 1 shape of heat exchange core body
It is close at three faces so that Qian type groove road 2 is located in the both sides of heat exchange core body 1.The upper end in Qian type groove road 2 is respectively connected with disengaging
The bottom of connector 3, disengaging connector 3 includes and 2 butt junction location plate 31 of Qian type groove road.Positioning plate 31 is overlapped on Qian type groove road 2 simultaneously
Upper end and heat exchange core body 1 top, pass through welding procedure, realize disengaging connector 3 fixation.
Heat exchanger provided by the utility model is realized each by the Optimal Structure Designing of the multiple parts of heat exchanging device
The precise positioning of parts, and then it is integral braze-welded to facilitate heat exchanger to realize.Compared to existing welding procedure, the present apparatus can be saved
Argon arc welding welding step, reduces manufacturing process, shortens the manufacture duration of product, thereby reduces the manufacturing cost of product；
And integral braze-welded mode is taken, local stress is not will produce, ensure that the consistency of product so that product structure more closes
Reason, improves product compression strength and performance.
Preferably, the top of heat exchange core body 1 is connected with upper cover plate 5, the side pair of the side and upper cover plate 5 of positioning plate 31
It connects.The both ends of upper cover plate 5 play the role of limit, it is only necessary to disengaging connector 3 are placed on the both ends of upper cover plate 5 and supported
It connects, can realize the positioning of disengaging connector 3, convenient follow-up precisely soldering.Meanwhile it will entirely be changed using upper cover plate 5 and lower cover 4
The parts of hot device both sides connect into an entirety, on the one hand so that product is beautiful, on the other hand also enhance the strong of product
Degree.
Auxiliary plate 6 is welded preferably, being equipped between positioning plate 31 and the upper end in Qian type groove road 2.Due to Qian type groove road 2 with
Disengaging connector 3 needs to form sealed connection, and weaker in Qian type groove road 2 and the junction of disengaging connector 3, in order to ensure
Leakproofness after welding and intensity add the auxiliary plate 6 of welding, and soldering substitution argon arc welding is used in combination, can reach requirements above.Meanwhile
It positions and is equipped with welding gusset 7 between gusset 21 and the corner of heat exchanger, by way of soldering, realize Qian type groove road 2 and change
The high intensity of hot core 1 is fixedly connected with high leakproofness.
Preferably, the vertical bottom plate in Qian type groove road 2 has extended to form mounting plate 22.Mounting plate 22 is made with Qian type groove road 2
Integrally, eliminate through argon arc welding process mounting plate 22 being welded on Qian type groove road 2.
Preferably, heat exchange core body 1 includes several fluid channels being laterally arranged, it is connected between adjacent flow channels outer
Fin, fluid channel include ratio-frequency welded tube 11 and the inner fin 111 inside ratio-frequency welded tube 11.Wherein, ratio-frequency welded tube 11
It is integrally formed, replaces the form of existing clamping plate and strip of paper used for sealing assembly welding, more preferably, antiknock ability is stronger for performance.In being plugged in pipe
Fin 111 simultaneously forms many microchannels 121, is easy to implement the exchange of heat.
Preferably, heat exchange core body 1 includes several fluid channels being laterally arranged, it is connected between adjacent flow channels outer
Fin, fluid channel are the micro-channel tubes 12 for being internally provided with microchannel 121.Micro-channel tubes 12 are integrally formed, and are avoided because of argon
Concentrated stress caused by arc-welding, intensity is more excellent, and leakproofness and uprising performance are more preferable.
Preferably, the inner wall of microchannel 121 has been horizontally formed several raised lines 1211.Along the direction of air-flow, raised line is set
1211, the contact area of air-flow and microchannel 121 is increased, its exchange capability of heat is improved.
It is the specific manufacturing process flow of the utility model heat exchanger below：
S1, inner fin 111, outer fin, the auxiliary plate 6 of welding and welding gusset 7 are manufactured using Sheet Metal Forming Technology；
S2, using automatic sawing machine sawing sheet technique manufacture Qian type groove road 2, upper cover plate 5, lower cover 4, ratio-frequency welded tube 11 and micro-
Tube channel 12；
S3, connector 3 is passed in and out using lathe in machining；
S4, each part is processed using ultrasonic cleaning；
S5, inner fin 111, outer fin, the auxiliary plate 6 of welding and welding gusset 7 are realized that solder flux impregnates；
S6, each parts are dried by drying oven；
S7, the assembling that each parts are realized using dedicated kludge and frock clamp；
S8, assembled each parts are welded by the way of furnace brazing, realizes the integral solder of heat exchanger
Molding.
S9, the heat exchanger being brazed is subjected to pressure testing, test passes, as finished product.
A kind of integral braze-welded plate-fin heat exchanger of the utility model can save argon arc welding by Optimal Structure Designing
Welding step, it is easily manufactured, reduce process, saves cost.Product structure is more reasonable.
The embodiment of the utility model is explained in detail above in conjunction with attached drawing, but the utility model is not limited to
State embodiment, the technical field those of ordinary skill within the scope of knowledge, this practicality can also not departed from
Various changes can be made under the premise of novel objective.
Claims (8)
1. a kind of integral braze-welded plate-fin heat exchanger, including heat exchange core body, it is characterised in that：The left side of the heat exchange core body
It is equipped with Qian type groove road with right side, the bottom of the heat exchange core body is connected with lower cover, and the lower end in Qian type groove road is supported
It is connected on the top surface at lower cover both ends, the two vertical side plates in Qian type groove road are extended to form to be bonded with heat exchange core body side
Gusset is positioned, the upper end in Qian type groove road is respectively connected with disengaging connector, and the bottom of the disengaging connector includes and Qian type groove
Road butt junction location plate.
2. integral braze-welded plate-fin heat exchanger according to claim 1, it is characterised in that：The top of the heat exchange core body
It is connected with upper cover plate, the side of the positioning plate is docked with the side of upper cover plate.
3. integral braze-welded plate-fin heat exchanger according to claim 2, it is characterised in that：The positioning plate and Qian type groove
It is equipped between the upper end in road and welds auxiliary plate.
4. integral braze-welded plate-fin heat exchanger according to claim 3, it is characterised in that：The positioning gusset with change
Welding gusset is equipped between the corner of hot device.
5. integral braze-welded plate-fin heat exchanger according to claim 1, it is characterised in that：Qian type groove road it is vertical
Bottom plate has extended to form mounting plate.
6. integral braze-welded plate-fin heat exchanger according to claim 1, it is characterised in that：If the heat exchange core body includes
The fluid channel being laterally arranged is done, is connected with outer fin between the adjacent fluid channel, the fluid channel includes ratio-frequency welding
Pipe and the inner fin inside ratio-frequency welded tube.
7. integral braze-welded plate-fin heat exchanger according to claim 1, it is characterised in that：If the heat exchange core body includes
The fluid channel being laterally arranged is done, outer fin is connected between the adjacent fluid channel, the fluid channel is to be internally provided with
The micro-channel tubes of microchannel.
8. integral braze-welded plate-fin heat exchanger according to claim 7, it is characterised in that：The inner wall of the microchannel
It has been horizontally formed several raised lines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820260491.7U CN208091276U (en) | 2018-02-11 | 2018-02-11 | A kind of integral braze-welded plate-fin heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820260491.7U CN208091276U (en) | 2018-02-11 | 2018-02-11 | A kind of integral braze-welded plate-fin heat exchanger |
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| Publication Number | Publication Date |
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| CN208091276U true CN208091276U (en) | 2018-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820260491.7U Active CN208091276U (en) | 2018-02-11 | 2018-02-11 | A kind of integral braze-welded plate-fin heat exchanger |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108267033A (en) * | 2018-02-11 | 2018-07-10 | 李石山 | A kind of integral braze-welded plate-fin heat exchanger |
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2018
- 2018-02-11 CN CN201820260491.7U patent/CN208091276U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108267033A (en) * | 2018-02-11 | 2018-07-10 | 李石山 | A kind of integral braze-welded plate-fin heat exchanger |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230522 Address after: 223900 south side of Jinshajiang Road, Sihong Economic Development Zone, Sihong County, Suqian City, Jiangsu Province Patentee after: Xintongshi (Jiangsu) heat exchange system Co.,Ltd. Address before: No. 17, Changtang Village Group, Fuxing Village, Dabao Township, Hengyang City, Hunan Province, 421503 Patentee before: Li Shishan |