CN113941751A - Nitrogen protection welding tool for micro-channel water cooling plate of new energy automobile battery pack - Google Patents
Nitrogen protection welding tool for micro-channel water cooling plate of new energy automobile battery pack Download PDFInfo
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- CN113941751A CN113941751A CN202111192981.0A CN202111192981A CN113941751A CN 113941751 A CN113941751 A CN 113941751A CN 202111192981 A CN202111192981 A CN 202111192981A CN 113941751 A CN113941751 A CN 113941751A
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- Prior art keywords
- water cooling
- cooling plate
- groups
- welding tool
- clamping
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Links
- 238000001816 cooling Methods 0.000 title claims abstract description 58
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 58
- 238000003466 welding Methods 0.000 title claims abstract description 34
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 32
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 16
- 230000000694 effects Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 5
- 238000003825 pressing Methods 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000005219 brazing Methods 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 6
- 239000000463 material Substances 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 4
- 239000002131 composite material Substances 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 238000000137 annealing Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/08—Auxiliary devices therefor
- B23K3/087—Soldering or brazing jigs, fixtures or clamping means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/008—Soldering within a furnace
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/08—Auxiliary devices therefor
- B23K3/085—Cooling, heat sink or heat shielding means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Secondary Cells (AREA)
Abstract
The invention discloses a nitrogen protection welding tool for a microchannel water cooling plate of a new energy automobile battery pack, which comprises a water cooling plate assembly and a welding tool assembly matched with the water cooling plate assembly, wherein the water cooling plate assembly comprises two groups of guide header pipes, a plurality of groups of water cooling flat pipes are connected between the two groups of guide header pipes, and two ends of each water cooling flat pipe are respectively communicated with the two groups of guide header pipes; the welding tool assembly comprises two groups of tool bottom frames, header pipe supporting plates for supporting the flow guide header pipes are fixedly mounted on two sides of each tool bottom frame, and a plurality of groups of flat pipe brackets for supporting the water-cooling flat pipes are fixedly connected to the upper ends of the tool bottom frames; according to the invention, the header pipe supporting plate and the flat pipe bracket are arranged to support the welding of the water-cooling plate assembly, so that the deformation of the water-cooling plate assembly during the brazing process is effectively prevented, and the subsequent assembly requirement is ensured.
Description
Technical Field
The invention relates to the technical field of welding tools, in particular to a nitrogen protection welding tool for a micro-channel water cooling plate of a new energy automobile battery pack.
Background
New energy automobile battery, need cool off, the water-cooling is the cooling scheme of present mainstream, and the microchannel water-cooling board that comprises collector tube and the microchannel flat pipe through taking composite brazing material becomes the mainstream to the water-cooling mode of square electricity core module in the market after 2015, the design of this kind of water-cooling board generally is formed by welding after two collector tubes that have composite material and a plurality of microchannel aluminum alloy flat pipe equipment, microchannel flat pipe material is after passing through stove brazing, similar experience annealing process, the material is softer, easily soften yielding, this problem has not been fully considered in the frock design in earlier stage, cause the unsatisfied follow-up assembly demand of product plane degree.
Disclosure of Invention
The invention aims to provide a nitrogen protection welding tool for a micro-channel water cooling plate of a new energy automobile battery pack.
The purpose of the invention can be realized by the following technical scheme:
a nitrogen protection welding tool for a micro-channel water cooling plate of a new energy automobile battery pack comprises a water cooling plate assembly and a welding tool assembly matched with the water cooling plate assembly, wherein the water cooling plate assembly comprises two groups of guide header pipes, a plurality of groups of water cooling flat pipes are connected between the two groups of guide header pipes, and two ends of each water cooling flat pipe are respectively communicated with the two groups of guide header pipes;
the welding tool assembly comprises two sets of tool bottom frames, wherein the header pipe supporting plates used for supporting the flow guide header pipes are fixedly mounted on two sides of each tool bottom frame, and a plurality of groups of flat pipe brackets used for supporting the water-cooling flat pipes are fixedly connected to the upper ends of the tool bottom frames.
As a further scheme of the invention: the flow guide header pipe is a square pipe, a water inlet connector is arranged on the flow guide header pipe on one side, and a water discharge connector is arranged on the flow guide header pipe on the other side.
As a further scheme of the invention: the guide header pipe is characterized in that mounting support plates are fixedly arranged at two ends of the guide header pipe, are of Z-shaped structures and are fixedly mounted on the header pipe support plate through bolts.
As a further scheme of the invention: the middle part of the main pipe supporting plate is provided with a base plate, and the main pipe supporting plate is provided with a plurality of groups of limiting seats which are used for the guide main pipe to limit.
As a further scheme of the invention: the limiting seats are of L-shaped structures, and the plurality of groups of limiting seats are symmetrically distributed by taking the base plate as a center.
As a further scheme of the invention: a plurality of groups of clamping supports are mounted on the header pipe supporting plate through bolts and used for positioning and clamping the flow guide header pipe in a welding mode.
As a further scheme of the invention: the clamping support comprises a support base, the support base is of a concave structure, mounting groove holes are symmetrically formed in the support base, and the clamping assembly is mounted at the mounting groove holes.
As a further scheme of the invention: the centre gripping subassembly includes the fixed plate, and the fixed plate is fixed to be set up in the mounting groove downthehole, and the slip through connection has the centre gripping connecting rod on the fixed plate, and the tip that the centre gripping connecting rod is close to the support frame foundation inboard is provided with the centre gripping and presses the seat.
As a further scheme of the invention: the fixed baffle that is provided with of one end that the centre gripping was kept away from the centre gripping and is pressed the seat of centre gripping connecting rod, and reset spring has been cup jointed to the centre gripping connecting rod periphery, and reset spring one end is connected on the centre gripping presses the seat, and the reset spring other end is connected on the fixed plate.
The invention has the beneficial effects that:
(1) the header pipe supporting plate and the flat pipe supporting frame are arranged to support the water cooling plate assembly in a welding mode, so that the water cooling plate assembly is effectively prevented from deforming during brazing processing, and subsequent assembly requirements are guaranteed.
(2) The setting backing plate is adjusted the flow guide header pipe height, ensures the position relation of flow guide header pipe and water-cooling flat tube, and sets up the spacing seat that the multiunit is L shape structure and plays spacing effect to the flow guide header pipe, prevents to lead to structural deformation because of the heat absorption capacity is too big.
(3) The guide header pipe is stably clamped by the plurality of groups of clamping supports, so that the guide header pipe is ensured to be kept stable in the brazing processing process, the situation that the finished product size cannot meet the follow-up assembly requirement due to displacement in the brazing process is effectively prevented, and the finished product appearance is prevented from being influenced by heat absorption deformation after the guide header pipe is clamped.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic perspective view of the present invention as a whole;
FIG. 2 is a schematic view of an overall axial structure of the present invention;
FIG. 3 is a schematic top view of the present invention in its entirety;
fig. 4 is a schematic view of the internal structure of the holding bracket of the present invention.
In the figure: 1. a tool chassis; 2. flat tube brackets; 3. a header pipe pallet; 4. mounting a support plate; 5. a limiting seat; 6. clamping the bracket; 61. a support base; 62. mounting a slotted hole; 63. a clamping assembly; 631. clamping and pressing a seat; 632. a fixing plate; 633. clamping the connecting rod; 634. a return spring; 635. a baffle plate; 7. water-cooling flat pipes; 8. a flow guide header pipe; 9. a water inlet joint; 10. a water drainage joint.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the invention relates to a nitrogen protection welding tool for a microchannel water cooling plate of a new energy automobile battery pack, which comprises a water cooling plate assembly and a welding tool assembly matched with the water cooling plate assembly, wherein the water cooling plate assembly comprises two groups of flow guide header pipes 8, a plurality of groups of water cooling flat pipes 7 are connected between the two groups of flow guide header pipes 8, two ends of each water cooling flat pipe 7 are respectively communicated with the two groups of flow guide header pipes 8, the flow guide header pipes 8 are made of composite materials, the water cooling flat pipes 7 are made of aluminum alloy materials, the water cooling flat pipes 7 and the flow guide header pipes 8 are fixedly welded in a furnace brazing mode, and the materials of the water cooling flat pipes 7 are subjected to annealing process after furnace brazing, are soft in material, are easy to soften and deform, and are not fully considered in the design of the tool in the early stage, so that the flatness of a product cannot meet the subsequent assembly requirements; the appearance is not affected by the size limitation or the overlarge heat absorption capacity of the size limitation material, so that the welding tool assembly is designed to ensure that the water cooling plate assembly cannot deform during welding, and the subsequent assembly requirements are met.
Welding tool assembly includes two sets of tool chassis 1, the equal fixed mounting in 1 both sides of tool chassis has the house steward layer board 3 that is used for supporting water conservancy diversion house steward 8, 1 upper end fixedly connected with multiunit of tool chassis is used for supporting flat tub of bracket 2 of water-cooling flat pipe 7, plays the effect of support to the water-cooling plate subassembly welding through setting up house steward layer board 3 and flat tub of bracket 2 to effectively prevent the water-cooling plate subassembly and add the emergence of warping man-hour brazing, thereby ensure subsequent assembly demand.
The flow guide header pipe 8 is a square pipe, a water inlet connector 9 is arranged on the flow guide header pipe 8 on one side, a drainage connector 10 is arranged on the flow guide header pipe 8 on the other side, and the flow guide header pipe 8 of a square structure is more convenient to clamp and fix. The utility model discloses a water conservancy diversion house steward 8 both ends are all fixed and are provided with installation extension board 4, and installation extension board 4 is Z type structure and just passes through bolt fixed mounting on house steward layer board 3, and water conservancy diversion house steward 8 is square structure can conveniently be connected with Z shape installation extension board 4, and the stability of plane connection is better, plays spacing effect to water conservancy diversion house steward 8 through the installation of Z shape.
The middle part of the main pipe supporting plate 3 is provided with a base plate, the main pipe supporting plate 3 is provided with a plurality of groups of limiting seats 5 which are used for the guide main pipe 8 to play a limiting role, the limiting seats 5 are L-shaped structures, and the plurality of groups of limiting seats 5 are symmetrically distributed by taking the base plate as a center. The setting of backing plate is adjusted the flow guide header pipe 8 height, ensures the position relation of flow guide header pipe 8 and flat water-cooling pipe 7, and sets up the spacing seat 5 that constitutes L shape structure more and plays spacing effect to flow guide header pipe 8, prevents to lead to the structural deformation because of the heat absorption capacity is too big.
A plurality of groups of clamping brackets 6 are arranged on the header pipe supporting plate 3 through bolts, and the clamping brackets 6 are used for welding the guide header pipe 8 to play a role in positioning and clamping. The clamping support 6 comprises a support base 61, the support base 61 is of a concave structure, mounting groove holes 62 are symmetrically formed in the support base 61, and clamping assemblies 63 are mounted at the positions of the mounting groove holes 62. The clamping assembly 63 includes a fixing plate 632, the fixing plate 632 is fixedly disposed in the mounting slot 62, a clamping connecting rod 633 is slidably connected to the fixing plate 632, and a clamping pressing seat 631 is disposed at an end of the clamping connecting rod 633 close to an inner side of the bracket seat 61. The fixed baffle 635 that is provided with of one end that the seat 631 was pressed to centre gripping connecting rod 633 away from centre gripping, reset spring 634 has been cup jointed in centre gripping connecting rod 633 periphery, reset spring 634 one end is connected on the seat 631 is pressed to the centre gripping, the reset spring 634 other end is connected on fixed plate 632, stabilize the centre gripping with water conservancy diversion house steward 8 through setting up multiunit centre gripping support 6, ensure that water conservancy diversion house steward 8 keeps the stability in the course of the processing of brazing, thereby effectively prevent to take place the displacement and lead to the unsatisfied follow-up assembly demand of finished product size at the in-process of brazing, and prevent to take place endothermic deformation influence finished product outward appearance behind the 8 centre gripping of water conservancy diversion house steward, the elasticity effect through reset spring 634 presss from both sides water conservancy diversion house steward 8 tightly, the seat 631 is isosceles trapezoid structure to the centre gripping, make things convenient for inserting and taking out of water conservancy diversion house steward 8.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (9)
1. A nitrogen protection welding tool for a micro-channel water cooling plate of a new energy automobile battery pack comprises a water cooling plate assembly and a welding tool assembly matched with the water cooling plate assembly, wherein the water cooling plate assembly comprises two groups of guide header pipes (8), a plurality of groups of water cooling flat pipes (7) are connected between the two groups of guide header pipes (8), and two ends of each water cooling flat pipe (7) are respectively communicated with the two groups of guide header pipes (8); the welding tool assembly is characterized by comprising two sets of tool bottom frames (1), wherein the header pipe supporting plates (3) used for supporting the flow guide header pipe (8) are fixedly mounted on two sides of each tool bottom frame (1), and a plurality of groups of flat pipe supporting frames (2) used for supporting the water-cooling flat pipes (7) are fixedly connected to the upper ends of the tool bottom frames (1).
2. The nitrogen protection welding tool for the micro-channel water cooling plate of the new energy automobile battery pack according to claim 1, wherein the flow guide header pipe (8) is a square pipe, a water inlet connector (9) is arranged on the flow guide header pipe (8) on one side, and a water drainage connector (10) is arranged on the flow guide header pipe (8) on the other side.
3. The nitrogen protection welding tool for the micro-channel water cooling plate of the new energy automobile battery pack according to claim 1, wherein mounting support plates (4) are fixedly arranged at two ends of the flow guide header pipe (8), and the mounting support plates (4) are Z-shaped and are fixedly mounted on the header pipe support plate (3) through bolts.
4. The nitrogen protection welding tool for the micro-channel water cooling plate of the new energy automobile battery pack according to claim 1, wherein a base plate is arranged in the middle of the header pipe support plate (3), and a plurality of groups of limiting seats (5) used for limiting a flow guide header pipe (8) are arranged on the header pipe support plate (3).
5. The nitrogen protection welding tool for the micro-channel water cooling plate of the new energy automobile battery pack according to claim 4, wherein the limiting seats (5) are L-shaped, and the plurality of groups of limiting seats (5) are symmetrically distributed by taking the base plate as a center.
6. The nitrogen protection welding tool for the micro-channel water cooling plate of the new energy automobile battery pack according to claim 1, wherein a plurality of groups of clamping supports (6) are mounted on the header pipe support plate (3) through bolts, and the clamping supports (6) are used for welding the flow guide header pipe (8) to achieve positioning and clamping effects.
7. The nitrogen protection welding tool for the micro-channel water cooling plate of the new energy automobile battery pack according to claim 6, wherein the clamping support (6) comprises a support base (61), the support base (61) is of a concave structure, mounting slots (62) are symmetrically formed in the support base (61), and clamping assemblies (63) are mounted at the mounting slots (62).
8. The nitrogen protection welding tool for the micro-channel water cooling plate of the new energy automobile battery pack according to claim 7, wherein the clamping assembly (63) comprises a fixing plate (632), the fixing plate (632) is fixedly arranged in the installation groove hole (62), a clamping connecting rod (633) is connected onto the fixing plate (632) in a sliding and penetrating mode, and a clamping pressing seat (631) is arranged at the end portion, close to the inner side of the support seat (61), of the clamping connecting rod (633).
9. The nitrogen protection welding tool for the micro-channel water cooling plate of the new energy automobile battery pack according to claim 8, wherein a baffle (635) is fixedly arranged at one end, away from a clamping pressure seat (631), of the clamping connecting rod (633), a return spring (634) is sleeved on the periphery of the clamping connecting rod (633), one end of the return spring (634) is connected to the clamping pressure seat (631), and the other end of the return spring (634) is connected to the fixing plate (632).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111192981.0A CN113941751A (en) | 2021-10-13 | 2021-10-13 | Nitrogen protection welding tool for micro-channel water cooling plate of new energy automobile battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111192981.0A CN113941751A (en) | 2021-10-13 | 2021-10-13 | Nitrogen protection welding tool for micro-channel water cooling plate of new energy automobile battery pack |
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| Publication Number | Publication Date |
|---|---|
| CN113941751A true CN113941751A (en) | 2022-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111192981.0A Pending CN113941751A (en) | 2021-10-13 | 2021-10-13 | Nitrogen protection welding tool for micro-channel water cooling plate of new energy automobile battery pack |
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| CN (1) | CN113941751A (en) |
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| CN209370867U (en) * | 2019-03-22 | 2019-09-10 | 深圳市新创照明科技有限公司 | A kind of LED light with fixed connection structure |
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| CN210024263U (en) * | 2019-04-25 | 2020-02-07 | 纳百川控股有限公司 | Universal liquid cooling plate welding fixture |
| CN210208976U (en) * | 2019-03-27 | 2020-03-31 | 湖北雷迪特冷却系统股份有限公司 | Spliced water-cooling plate brazing tray |
| CN111261819A (en) * | 2020-03-16 | 2020-06-09 | 纽维科精密制造江苏有限公司 | Water-cooling box structure and production process thereof |
| CN212144892U (en) * | 2020-04-30 | 2020-12-15 | 贵州凯宏汇达冷却系统有限公司 | Battery water-cooling plate brazing tool for new energy automobile |
-
2021
- 2021-10-13 CN CN202111192981.0A patent/CN113941751A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016025097A (en) * | 2014-07-16 | 2016-02-08 | 日本軽金属株式会社 | Liquid cooling jacket and manufacturing method of the same |
| CN106002044A (en) * | 2016-06-15 | 2016-10-12 | 上海工程技术大学 | Weldment clamp |
| CN206028954U (en) * | 2016-08-30 | 2017-03-22 | 纳百川控股有限公司 | Braze welding clamp |
| CN209119270U (en) * | 2018-09-19 | 2019-07-16 | 湖北雷迪特冷却系统股份有限公司 | A kind of mouth organ tubular type water-cooled plate connection structure |
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| CN209370867U (en) * | 2019-03-22 | 2019-09-10 | 深圳市新创照明科技有限公司 | A kind of LED light with fixed connection structure |
| CN210208976U (en) * | 2019-03-27 | 2020-03-31 | 湖北雷迪特冷却系统股份有限公司 | Spliced water-cooling plate brazing tray |
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Address after: No. 17, Fangxing Road, Laofeng Town, Economic and Technological Development Zone, Anqing City, Anhui Province, 246000 Applicant after: Anhui Xinfu New Energy Technology Co.,Ltd. Applicant after: Anhui Huanxin Group Co.,Ltd. Address before: 246000 zone 16, Yingbin Avenue, development zone, Anqing City, Anhui Province Applicant before: ANHUI XINFU NEW ENERGY TECHNOLOGY Co.,Ltd. Applicant before: Anhui Huanxin Group Co.,Ltd. |
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Effective date of registration: 20220919 Address after: No. 17, Fangxing Road, Laofeng Town, Economic and Technological Development Zone, Anqing City, Anhui Province, 246000 Applicant after: Anhui Xinfu New Energy Technology Co.,Ltd. Address before: No. 17, Fangxing Road, Laofeng Town, Economic and Technological Development Zone, Anqing City, Anhui Province, 246000 Applicant before: Anhui Xinfu New Energy Technology Co.,Ltd. Applicant before: Anhui Huanxin Group Co.,Ltd. |
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