CN220871967U - Low-cost pressure sensor laser welding assembly structure - Google Patents
Low-cost pressure sensor laser welding assembly structure Download PDFInfo
- Publication number
- CN220871967U CN220871967U CN202322801644.8U CN202322801644U CN220871967U CN 220871967 U CN220871967 U CN 220871967U CN 202322801644 U CN202322801644 U CN 202322801644U CN 220871967 U CN220871967 U CN 220871967U
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- stainless steel
- steel base
- laser welding
- pressure sensor
- welding assembly
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- 238000003466 welding Methods 0.000 title claims abstract description 23
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 48
- 239000010935 stainless steel Substances 0.000 claims abstract description 48
- 239000000919 ceramic Substances 0.000 claims abstract description 22
- 238000007789 sealing Methods 0.000 claims abstract description 18
- 125000004122 cyclic group Chemical group 0.000 claims description 2
- 230000001629 suppression Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 12
- 230000006835 compression Effects 0.000 abstract description 5
- 238000007906 compression Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 230000006978 adaptation Effects 0.000 abstract description 2
- 238000012545 processing Methods 0.000 abstract description 2
- 230000004308 accommodation Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Measuring Fluid Pressure (AREA)
Abstract
The utility model relates to the technical field of pressure sensor processing, in particular to a low-cost pressure sensor laser welding assembly structure, which comprises a stainless steel base, wherein the lower end of the stainless steel base is provided with a connector, the outer side of the connector is provided with connecting threads, the inner part of the upper end of the stainless steel base is provided with a sealing structure, the inner part of the upper end of the stainless steel base is connected with a ceramic pressure core in a plug manner, and the stainless steel base at the upper end of the ceramic pressure core is internally plugged with a stainless steel pressure sleeve, so that the low-cost pressure sensor laser welding assembly structure has the advantages that: through setting up assembly structure, can be with the quick assembly of pressure sensor spare part to laser welding production operation can effectively reduce the assembly and trade a live time, improves production efficiency, has still simplified product structure, reduces pressure sensor laser welding manufacturing cost, because spare part is standardized moreover, can accurate control sealing washer compression volume, adapts to the assembly of different pressure range products, increases production adaptation effect.
Description
Technical Field
The utility model relates to the technical field of pressure sensor processing, in particular to a low-cost pressure sensor laser welding assembly structure.
Background
Along with the development of intelligent and intelligent driving of automobiles, the electronic parts on the automobiles are increasingly required to be increased, the pressure sensor is also in continuous increase in the market of automobiles, the variety is various, the market demand is huge, in the prior art, aiming at the production of the pressure sensor, the internal parts of the pressure sensor are required to be riveted and fixed by laser welding, each part is required to be welded independently by the mode, the operation flow is increased, the working efficiency is influenced, the production cost is increased, and the connection precision is reduced, so that the standardization of different pressure measuring range processes is met, the control precision of the compression amount of a sealing ring is improved, the laser welding production efficiency of the pressure sensor is improved, the performance stability of the product is ensured, and meanwhile, the utility model provides a low-cost laser welding assembly structure of the pressure sensor, which is used for solving the problems.
Disclosure of utility model
The utility model aims to provide a low-cost pressure sensor laser welding assembly structure so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a low-cost pressure sensor laser welding assembly structure comprises
The stainless steel base, the stainless steel base lower extreme sets up the connector, the connector outside sets up connecting screw thread, the inside seal structure that is provided with in stainless steel base upper end, the inside grafting of stainless steel base upper end is connected ceramic pressure core, peg graft in the stainless steel base of ceramic pressure core upper end has the stainless steel to press the cover.
Preferably, the stainless steel base upper end is inside to be provided with the holding tank, holding tank bottom inner circle upwards protrudes to be provided with the spacing ring, form the seal groove between spacing ring and the holding tank inner wall, the seal groove is corresponding cyclic annular, the sealing washer has been put in the seal groove interpolation, the ceramic pressure core is put in the holding tank interpolation, ceramic pressure core lower extreme suppression is at the sealing washer upper end.
Preferably, a flexible circuit board is welded at the upper end of the ceramic pressure core body, and the flexible circuit board is electrically connected with the ceramic pressure core body.
Preferably, the stainless steel presses the cover lower extreme protrusion to be provided with the briquetting, briquetting both sides outside protrusion is provided with the locating piece, and the briquetting is pegged graft to the holding tank of stainless steel base upper end, the constant head tank has been seted up to holding tank inner wall upper end, the constant head tank corresponds with the locating piece, the locating piece is pegged graft in the constant head tank of locating piece, holding tank inner wall upper end edge sets up to the right angle form, stainless steel base and stainless steel press cover outside junction to pass through laser welding fixedly.
Compared with the prior art, the utility model has the beneficial effects that:
According to the utility model, through arranging the assembly structure, the pressure sensor parts can be assembled rapidly, laser welding production operation is performed, the assembly and replacement service time can be effectively shortened, the production efficiency is improved, the product structure is simplified, the laser welding production cost of the pressure sensor is reduced, and the compression amount of the sealing ring can be controlled accurately due to the standardization of the parts, so that the assembly of products with different pressure ranges is adapted, and the production adaptation effect is improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of an explosion of the structure of the present utility model;
Fig. 3 is a cross-sectional view of the present utility model.
In the figure: 1 stainless steel base, 2 connector, 3 ceramic pressure core, 4 flexible circuit board, 5 stainless steel press sleeve, 6 spacing ring, 7 seal groove, 8 sealing washer, 9 constant head tank, 10 briquetting, 11 locating piece.
Detailed Description
In order to make the objects, technical solutions, and advantages of the present utility model more apparent, the embodiments of the present utility model will be further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are some, but not all, embodiments of the present utility model, are intended to be illustrative only and not limiting of the embodiments of the present utility model, and that all other embodiments obtained by persons of ordinary skill in the art without making any inventive effort are within the scope of the present utility model.
In the description of the present utility model, it should be noted that the terms "center," "middle," "upper," "lower," "left," "right," "inner," "outer," "top," "bottom," "side," "vertical," "horizontal," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "a," an, "" the first, "" the second, "" the third, "" the fourth, "" the fifth, "and the sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
For purposes of brevity and description, the principles of the embodiments are described primarily by reference to examples. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the embodiments. It will be apparent, however, to one of ordinary skill in the art that the embodiments may be practiced without limitation to these specific details. In some instances, well-known methods and structures have not been described in detail so as not to unnecessarily obscure the embodiments. In addition, all embodiments may be used in combination with each other.
Referring to fig. 1 to 3, the present utility model provides a technical solution: a low-cost pressure sensor laser welding assembly structure comprises
The stainless steel pressure device comprises a stainless steel base 1, wherein a connector 2 is arranged at the lower end of the stainless steel base 1, connecting threads are arranged on the outer side of the connector 2, a sealing structure is arranged inside the upper end of the stainless steel base 1, a ceramic pressure core 3 is inserted and connected inside the upper end of the stainless steel base 1, and a stainless steel pressure sleeve 5 is inserted and connected inside the stainless steel base 1 at the upper end of the ceramic pressure core 3;
The stainless steel base 1 is internally provided with the accommodation groove, the inner ring at the bottom of the accommodation groove is provided with the limiting ring 6 in an upward protruding way, a sealing groove 7 is formed between the limiting ring 6 and the inner wall of the accommodation groove, the sealing groove 7 is in a corresponding ring shape, the sealing ring 8 is inserted in the sealing groove 7, the ceramic pressure core 3 is inserted in the accommodation groove, the lower end of the ceramic pressure core 3 is pressed at the upper end of the sealing ring 8, the position of the sealing ring 8 can be limited by the limiting ring 6, the problems of offset deformation and the like of the sealing ring 8 can be effectively avoided, the limiting ring 6 can also play a role in limiting the pressure range of the ceramic pressure core 3, the compression amount of the compression deformation of the sealing ring 8 is more standardized at 34% -36%, the application effect can be effectively increased, and the product stability is improved;
The upper end of the ceramic pressure core body 3 is welded with a flexible circuit board 4, and the flexible circuit board 4 is electrically connected with the ceramic pressure core body 3;
The stainless steel presses cover 5 lower extreme protrusion to be provided with briquetting 10, briquetting 10 both sides outside protrusion is provided with locating piece 11, briquetting 10 peg graft to the holding tank of stainless steel base 1 upper end in, holding tank inner wall upper end has seted up constant head tank 9, constant head tank 9 corresponds with locating piece 11, locating piece 11 peg graft in holding tank 9, holding tank inner wall upper end edge sets up to the angularity, stainless steel base 1 presses the cover 5 outside junction through laser welding fixed, cooperate through locating tank 9 and locating piece 11, can effectively restrict the connection stability between stainless steel press cover 5 and the stainless steel base 1, and can avoid stainless steel press cover 5 and stainless steel base 1 to be connected the back rotation skew through the location, can effectively improve stability after the welding, and assemble through two parts of stainless steel press cover 5 and stainless steel base 1, the structure has been simplified, can improve assembly efficiency greatly, and make things convenient for follow-up to weld, increase production efficiency.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. A low-cost pressure sensor laser welding assembly structure which is characterized in that: comprising
The stainless steel base (1), stainless steel base (1) lower extreme sets up connector (2), the connector (2) outside sets up connecting thread, stainless steel base (1) upper end inside is provided with seal structure, inside grafting of stainless steel base (1) upper end is connected ceramic pressure core body (3), grafting has stainless steel pressure cover (5) in stainless steel base (1) of ceramic pressure core body (3) upper end.
2. The low cost pressure sensor laser welding assembly of claim 1, wherein: the stainless steel base (1) upper end is inside to be provided with the holding tank, holding tank bottom inner circle upwards protrudes to be provided with spacing ring (6), form seal groove (7) between spacing ring (6) and the holding tank inner wall, seal groove (7) are corresponding cyclic annular, sealing washer (8) have been put in the seal groove (7) interpolation, ceramic pressure core (3) are put in the holding tank interpolation, ceramic pressure core (3) lower extreme suppression is in sealing washer (8) upper end.
3. The low cost pressure sensor laser welding assembly of claim 1, wherein: the upper end of the ceramic pressure core body (3) is welded with a flexible circuit board (4), and the flexible circuit board (4) is electrically connected with the ceramic pressure core body (3).
4. The low cost pressure sensor laser welding assembly of claim 1, wherein: the stainless steel pressing sleeve is characterized in that a pressing block (10) is arranged at the lower end of the stainless steel pressing sleeve (5) in a protruding mode, positioning blocks (11) are arranged at the outer protrusions of two sides of the pressing block (10), the pressing block (10) is inserted into a containing groove at the upper end of the stainless steel base (1), a positioning groove (9) is formed in the upper end of the inner wall of the containing groove, the positioning groove (9) corresponds to the positioning block (11), the positioning block (11) is inserted into the positioning groove (9), the edge of the upper end of the inner wall of the containing groove is in a circular angle shape, and the outer side connecting part of the stainless steel base (1) and the stainless steel pressing sleeve (5) is fixed through laser welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322801644.8U CN220871967U (en) | 2023-10-19 | 2023-10-19 | Low-cost pressure sensor laser welding assembly structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322801644.8U CN220871967U (en) | 2023-10-19 | 2023-10-19 | Low-cost pressure sensor laser welding assembly structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220871967U true CN220871967U (en) | 2024-04-30 |
Family
ID=90820948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322801644.8U Active CN220871967U (en) | 2023-10-19 | 2023-10-19 | Low-cost pressure sensor laser welding assembly structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220871967U (en) |
-
2023
- 2023-10-19 CN CN202322801644.8U patent/CN220871967U/en active Active
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