CN113677140A - PCBA board fixed knot of spring mounting constructs - Google Patents
PCBA board fixed knot of spring mounting constructs Download PDFInfo
- Publication number
- CN113677140A CN113677140A CN202110933755.7A CN202110933755A CN113677140A CN 113677140 A CN113677140 A CN 113677140A CN 202110933755 A CN202110933755 A CN 202110933755A CN 113677140 A CN113677140 A CN 113677140A
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- pcba board
- spring
- gasket
- screw
- pcba
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 11
- 239000010959 steel Substances 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims abstract description 9
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 7
- 239000010935 stainless steel Substances 0.000 claims abstract description 7
- 238000003825 pressing Methods 0.000 claims description 36
- 229920002379 silicone rubber Polymers 0.000 claims description 7
- 238000009826 distribution Methods 0.000 claims description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 5
- 238000007689 inspection Methods 0.000 abstract description 4
- 238000010411 cooking Methods 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
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- 238000005516 engineering process Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- VIKNJXKGJWUCNN-XGXHKTLJSA-N norethisterone Chemical compound O=C1CC[C@@H]2[C@H]3CC[C@](C)([C@](CC4)(O)C#C)[C@@H]4[C@@H]3CCC2=C1 VIKNJXKGJWUCNN-XGXHKTLJSA-N 0.000 description 1
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- 238000007493 shaping process Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/14—Mounting supporting structure in casing or on frame or rack
- H05K7/1417—Mounting supporting structure in casing or on frame or rack having securing means for mounting boards, plates or wiring boards
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G21/00—Details of weighing apparatus
- G01G21/28—Frames, Housings
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The invention discloses a spring-mounted PCBA (printed circuit board assembly) board fixing structure, which comprises a shell and a PCBA board, wherein the shell is connected with the PCBA board through a bolt component, a fixing seat is arranged on the shell, a thread groove is formed in the fixing seat, and a mounting hole is formed in the PCBA board; the bolt assembly comprises a fastening seat, a first screw rod is arranged at the bottom of the fastening seat, a second screw rod is arranged at the top of the fastening seat, the lower end of the steel wire is fixedly connected with the bottom of the strip-shaped accommodating groove, a nut is sleeved on the surface of a rod body above the PCBA, and a compression spring is arranged between the nut and the PCBA. The shell is formed by one-step processing through a stainless steel drawing process, the service life of the shell is prolonged, the waterproof performance is good, the compression spring is adopted for compensation, the PCBA can be effectively reinforced, the PCBA can be locked by means of the elasticity of the compression spring, the processing requirement can be lowered, and the inspection standard can be lowered.
Description
Technical Field
The invention relates to the field of kitchen scales, in particular to a spring-mounted PCBA board fixing structure.
Background
Kitchen scales, which also belongs to one type of electronic scales, are a tool for accurately measuring the weight of food raw materials used during cooking. The weight-indicating food box can help people accurately express the weight of food, so that people can know how much food is cooked in the cooking process. With the improvement of living standard, the cooking level in the kitchen is higher and higher, and a plurality of people even need to accurately measure the quantity of each food material to one milli when cooking, so that a kitchen scale is used. Kitchen scales are already quite common in modern home life.
At present, most of existing kitchen scales are plastic shells, the use scene is limited, the hole positions of the plastic shells are likely to deviate in the machining process and are not on the same plane, the PCBA board is likely to be distorted in the conventional direct screw locking mode, and the use is affected.
Therefore, it is desirable to provide a spring-mounted PCBA board mounting structure that solves the above problems.
Disclosure of Invention
The invention aims to provide a spring-mounted PCBA fixing structure, wherein a shell is formed by one-step processing through a stainless steel drawing process, the structure is high in strength, not easy to damage and good in waterproof performance, the shell and the PCBA are fixed through a bolt component, compensation is performed through a compression spring on the bolt component, and the PCBA can be locked by means of the elasticity of the compression spring, so that the processing requirement can be reduced, the inspection standard can be favorably reduced, and nuts on a second screw rod can be fixed by twisting steel wires on the second screw rod to prevent the nuts from loosening, so that the defects in the technology are overcome.
In order to achieve the above purpose, the invention provides the following technical scheme: a spring-mounted PCBA board fixing structure comprises a shell and a PCBA board, wherein the shell is connected with the PCBA board through a bolt component, a plurality of fixing seats are arranged on the shell, threaded grooves are formed in the fixing seats, mounting holes are formed in the PCBA board, the number of the mounting holes is the same as that of the fixing seats, the position distribution of the mounting holes is the same as that of the fixing seats, and the mounting holes correspond to the threaded grooves;
the bolt assembly comprises a fastening seat, the fastening seat is located between a mounting hole and a thread groove, a first screw is arranged at the bottom of the fastening seat, the first screw is nested in the thread groove, the thread connection is formed between the first screw and the thread groove, a second screw is arranged at the top of the fastening seat, the second screw penetrates through the mounting hole and extends to the top of the PCBA plate, a bar-shaped accommodating groove is formed in the front side and the rear side of the second screw, a steel wire is nested inside the bar-shaped accommodating groove, the lower end of the steel wire is fixedly connected with the bottom of the bar-shaped accommodating groove, a nut is sleeved on the surface of a rod body, located above the PCBA plate, of the second screw, the thread connection is formed between the nut and the second screw, a compression spring is arranged between the nut and the PCBA plate, and the compression spring is sleeved on the second screw.
Preferably, the fastening block is provided with a regular hexagon in cross section in a plan view.
Preferably, the upper end of the compression spring is connected with a first pressing sheet, the lower end of the compression spring is connected with a second pressing sheet, first through holes are formed in the middle portions of the first pressing sheet and the second pressing sheet, the first pressing sheet and the second pressing sheet are sleeved on the second screw rod through the first through holes, the diameter of the nut is larger than that of the first through hole, and the diameter of the first pressing sheet and that of the second pressing sheet are larger than that of the compression spring.
Preferably, a first gasket is arranged between the first pressing plate and the nut, a second gasket is arranged between the second pressing plate and the PCBA, the first gasket and the second gasket are both sleeved on the second screw rod, and the first gasket and the second gasket are both made of silicon rubber.
Preferably, the shell is formed by one-step processing through a stainless steel drawing process.
Preferably, the first screw rod, the fastening seat and the second screw rod are integrally processed and molded through a mold.
Preferably, a supporting spring is arranged between the fastening seat and the PCBA board, and the supporting spring is sleeved on the second screw rod.
Preferably, the upper end of the supporting spring is connected with a first supporting sheet, the lower end of the supporting spring is connected with a second supporting sheet, the middle parts of the first supporting sheet and the second supporting sheet are provided with second through holes, the first supporting sheet and the second supporting sheet are sleeved on the second screw rod through the second through holes, the diameter of the fastening seat is larger than that of the second through holes, and the diameters of the first supporting sheet and the second supporting sheet are larger than that of the supporting spring.
Preferably, a third gasket is arranged between the first supporting sheet and the PCBA, a fourth gasket is arranged between the second supporting sheet and the fastening seat, and the third gasket and the fourth gasket are both sleeved on the second screw rod.
Preferably, the third gasket and the fourth gasket are both made of silicon rubber.
In the technical scheme, the invention provides the following technical effects and advantages:
1. the shell is formed by one-step processing through a stainless steel drawing process, the structural strength is high, the shell is not easy to damage, the service life of the shell is prolonged, the waterproof performance is good, the shell and the PCBA are fixed through the bolt assembly, the second screw on the bolt assembly penetrates through the mounting hole in the PCBA, the second screw is sleeved with the compression spring for compensation, the PCBA can be effectively reinforced, the PCBA can be locked by means of the elasticity of the compression spring, the processing requirement can be lowered, the inspection standard can be lowered, nuts on the second screw can be fixed by twisting steel wires on the second screw, the nuts are prevented from loosening, the stability of nut fixing is improved, the structure is simple and reliable, the operation is easy, and product processing and quality control are facilitated;
2. the first screw, the fastening seat and the second screw are integrally processed and molded through a die, so that the structural strength is high, the processing is simple, and the manufacturing is convenient;
3. through being provided with supporting spring between PCBA board and fastening seat, the elasticity through supporting spring supports the PCBA board for the installation of PCBA board is stable, can reduce the influence that the shell caused the PCBA board when receiving the impact effectively simultaneously.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a partial schematic view of the present invention;
FIG. 3 is a schematic view of the housing of the present invention;
FIG. 4 is a schematic view of a PCBA board of the present invention;
FIG. 5 is a schematic view of the bolt assembly of the present invention;
FIG. 6 is a view of the fastening seat of the present invention connected to the first and second threaded rods;
FIG. 7 is a schematic view of a first preform according to the present invention;
FIG. 8 is a schematic view of a first support sheet of the present invention.
Description of reference numerals:
the structure comprises a shell 1, a PCBA board 2, a bolt component 3, a fixed seat 4, a thread groove 5, a mounting hole 6, a fastening seat 7, a first screw rod 8, a second screw rod 9, a strip-shaped accommodating groove 10, a steel wire 11, a nut 12, a compression spring 13, a first pressing sheet 14, a second pressing sheet 15, a first through hole 16, a first gasket 17, a second gasket 18, a support spring 19, a first support sheet 20, a second support sheet 21, a second through hole 22, a third gasket 23 and a fourth gasket 24.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
The invention provides a spring-mounted PCBA (printed Circuit Board Assembly) fixing structure as shown in figures 1-7, which comprises a shell 1 and a PCBA 2, wherein the shell 1 is connected with the PCBA 2 through a bolt component 3, a plurality of fixing seats 4 are arranged on the shell 1, a thread groove 5 is formed in each fixing seat 4, mounting holes 6 are formed in the PCBA 2, the number of the mounting holes 6 is the same as that of the fixing seats 4, the position distribution of the mounting holes 6 is the same as that of the fixing seats 4, and the mounting holes 6 correspond to the thread grooves 5;
the bolt component 3 comprises a fastening seat 7, the fastening seat 7 is located between a mounting hole 6 and a thread groove 5, a first screw 8 is arranged at the bottom of the fastening seat 7, the first screw 8 is nested in the thread groove 5, the first screw 8 is in threaded connection with the thread groove 5, a second screw 9 is arranged at the top of the fastening seat 7, the second screw 9 penetrates through the mounting hole 6 and extends to the upper side of the PCBA board 2, strip-shaped accommodating grooves 10 are formed in the front side and the rear side of the second screw 9, nested steel wires 11 are arranged in the strip-shaped accommodating grooves 10, the lower ends of the steel wires 11 are fixedly connected with the bottom of the strip-shaped accommodating grooves 10, a nut 12 is sleeved on the rod body surface of the second screw 9 above the PCBA board 2, the nut 12 is in threaded connection with the second screw 9, a compression spring 13 is arranged between the nut 12 and the PCBA board 2, the compression spring 13 is sleeved on the second screw rod 9.
The overlooking section of the fastening block 7 is a regular hexagon;
the upper end of the compression spring 13 is connected with a first pressing piece 14, the lower end of the compression spring 13 is connected with a second pressing piece 15, the middle parts of the first pressing piece 14 and the second pressing piece 15 are respectively provided with a first through hole 16, the first pressing piece 14 and the second pressing piece 15 are respectively sleeved on the second screw 9 through the first through hole 16, the diameter of the nut 12 is larger than that of the first through hole 16, the diameters of the first pressing piece 14 and the second pressing piece 15 are respectively larger than that of the compression spring 13, the nut 12 can effectively extrude the compression spring 13 through the first pressing piece 14, the compression spring 13 can effectively extrude the PCBA board 2 through the second pressing piece 15, and the PCBA board 2 is stably installed;
a first gasket 17 is arranged between the first pressing piece 14 and the nut 12, a second gasket 18 is arranged between the second pressing piece 15 and the PCBA board 2, the first gasket 17 and the second gasket 18 are both sleeved on the second screw 9, the first gasket 17 and the second gasket 18 are both processed by silicon rubber, the first pressing piece 14 is prevented from directly contacting the nut 12 through the first gasket 17, abrasion is avoided, and the second pressing piece 15 is prevented from directly contacting the PCBA board 2 through the second gasket 18 to cause abrasion to the PCBA board 2;
the shell 1 is formed by one-step processing through a stainless steel drawing process, so that the structural strength is high, the shell is not easy to damage, the service life of the shell 1 is prolonged, and the waterproof performance is good;
the implementation mode is specifically as follows: the shell 1 is formed by one-step processing through a stainless steel drawing process, the structural strength is high, the shell is not easy to damage, the service life of the shell 1 is prolonged, the waterproof performance is good, when the PCBA board 2 is installed, the first screw 8 at the bottom of the bolt component 3 is in threaded connection with the thread groove 5 on the shell 1, the PCBA board 2 is sleeved on the second screw 9 on the bolt component 3 through the installation hole 6, the second gasket 18, the second pressing piece 15, the compression spring 13, the first pressing piece 14 and the first gasket 17 are sleeved on the second screw 9 again, the nut 12 is sleeved on the second screw 9 in a threaded manner and is rotationally screwed tightly, the PCBA board 2 can be effectively reinforced through the compensation of the compression spring 13, the requirement on processing can be reduced by means of the elasticity of the compression spring 13 when the PCBA board 2 is locked, the inspection standard can be favorably reduced, by twisting the steel wire 11 on the second screw 9, can fix nut 12 on the second screw rod 9, prevent that nut 12 is not hard up, the stability that the nut is fixed has been improved, moreover, the steam generator is simple in structure and reliable, easy operation, product processing and quality management and control of being convenient for, most kitchen balance that this embodiment has specifically solved and has existed among the prior art all is plastic casing, the use scene can be restricted, and plastic casing is in the processing, its hole site just probably squints, not on the coplanar, adopt the mode of direct screw locking in the past, PCBA board probably distorts, can influence the problem of using.
The invention provides a spring-mounted PCBA board fixing structure as shown in figures 2, 5-6 and 8, in the technical scheme, the first screw rod 8, the fastening seat 7 and the second screw rod 9 are integrally processed and molded through a die, so that the structure strength is high, and the processing is simple;
a supporting spring 19 is arranged between the fastening seat 7 and the PCBA board 2, the supporting spring 19 is sleeved on the second screw rod 9, and the PCBA board 2 is supported by the supporting spring 19, so that the PCBA board 2 is stably installed, and meanwhile, the influence on the PCBA board 2 caused by impact on the shell 1 can be effectively reduced;
the upper end of the support spring 19 is connected with a first support sheet 20, the lower end of the support spring 19 is connected with a second support sheet 21, the middle parts of the first support sheet 20 and the second support sheet 21 are respectively provided with a second through hole 22, the first support sheet 20 and the second support sheet 21 are respectively sleeved on the second screw 9 through the second through hole 22, the diameter of the fastening seat 7 is larger than that of the second through hole 22, the diameters of the first support sheet 20 and the second support sheet 21 are larger than that of the support spring 19, the fastening seat 7 can effectively support the support spring 19 through the second support sheet 21, and the support spring 19 can effectively support the PCBA board 2 through the first support sheet 20;
a third gasket 23 is arranged between the first support sheet 20 and the PCBA board 2, a fourth gasket 24 is arranged between the second support sheet 21 and the fastening seat 7, the third gasket 23 and the fourth gasket 24 are both sleeved on the second screw 9, the first support sheet 20 can be effectively prevented from directly contacting the PCBA board 2 through the third gasket 23, the PCBA board 2 is protected, and the second support sheet 21 is prevented from directly contacting the fastening seat 7 to cause abrasion through the fourth gasket 24;
the third gasket 23 and the fourth gasket 24 are both made of silicon rubber, and the silicon rubber has excellent heat resistance, cold resistance, dielectric property, ozone resistance, atmospheric aging resistance and other properties, so that the service lives of the third gasket 23 and the fourth gasket 24 are prolonged;
the implementation mode is specifically as follows: first screw rod 8, through mould integration machine-shaping between fastening seat 7 and the second screw rod 9, structural strength is big, and processing is simple, cup joint again between PCBA board 2, earlier with fourth gasket 24, second backing sheet 21, supporting spring 19, first backing sheet 20 and third gasket 23 cup joint on second screw rod 9, support PCBA board 2 through supporting spring 19, make PCBA board 2 installation stable, can reduce the influence that causes PCBA board 2 when shell 1 receives the impact effectively simultaneously, this embodiment has specifically solved the shell that exists among the prior art and has caused the great problem of influence to PCBA board 2 when receiving the impact.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (10)
1. The utility model provides a spring mounting's PCBA board fixed knot constructs, includes shell (1) and PCBA board (2), be connected its characterized in that through bolt assembly (3) between shell (1) and PCBA board (2): the shell (1) is provided with a plurality of fixed seats (4), the number of the fixed seats (4) is multiple, the fixed seats (4) are provided with thread grooves (5), the PCBA board (2) is provided with mounting holes (6), the number of the mounting holes (6) is the same as that of the fixed seats (4), the position distribution of the mounting holes (6) is the same as that of the fixed seats (4), and the mounting holes (6) correspond to the thread grooves (5);
the bolt component (3) comprises a fastening seat (7), the fastening seat (7) is located between the mounting hole (6) and the thread groove (5), a first screw (8) is arranged at the bottom of the fastening seat (7), the first screw (8) is nested in the thread groove (5), the first screw (8) is in threaded connection with the thread groove (5), a second screw (9) is arranged at the top of the fastening seat (7), the second screw (9) penetrates through the mounting hole (6) and extends to the upper portion of the PCBA board (2), strip-shaped accommodating grooves (10) are formed in the front side and the rear side of the second screw (9), steel wires (11) are nested in the strip-shaped accommodating grooves (10), the lower ends of the steel wires (11) are fixedly connected with the bottom of the strip-shaped accommodating grooves (10), nuts (12) are sleeved on the rod body surfaces of the second screws (9) above the PCBA board (2), the nut (12) is in threaded connection with the second screw (9), a compression spring (13) is arranged between the nut (12) and the PCBA board (2), and the compression spring (13) is sleeved on the second screw (9).
2. A spring-mounted PCBA board securing structure according to claim 1, wherein: the cross section of the fastening block (7) in plan view is a regular hexagon.
3. A spring-mounted PCBA board securing structure according to claim 1, wherein: the upper end of the compression spring (13) is connected with a first pressing piece (14), the lower end of the compression spring (13) is connected with a second pressing piece (15), first through holes (16) are formed in the middle portions of the first pressing piece (14) and the second pressing piece (15), the first pressing piece (14) and the second pressing piece (15) are sleeved on the second screw (9) through the first through holes (16), the diameter of the nut (12) is larger than that of the first through holes (16), and the diameters of the first pressing piece (14) and the second pressing piece (15) are larger than that of the compression spring (13).
4. A spring-mounted PCBA board securing structure according to claim 3, wherein: be provided with first gasket (17) between first preforming (14) and nut (12), be provided with second gasket (18) between second preforming (15) and PCBA board (2), first gasket (17) and second gasket (18) all cup joint on second screw rod (9), first gasket (17) and second gasket (18) all adopt silicon rubber to process and make.
5. A spring-mounted PCBA board securing structure according to claim 1, wherein: the shell (1) is formed by one-step processing through a stainless steel drawing process.
6. A spring-mounted PCBA board securing structure according to claim 1, wherein: the first screw rod (8), the fastening seat (7) and the second screw rod (9) are integrally processed and formed through a die.
7. A spring-mounted PCBA board securing structure according to claim 1, wherein: a supporting spring (19) is arranged between the fastening seat (7) and the PCBA (printed circuit board assembly) board (2), and the supporting spring (19) is sleeved on the second screw rod (9).
8. A spring-mounted PCBA board fixture structure as claimed in claim 7, in which: the upper end of supporting spring (19) is connected with first backing sheet (20), the lower extreme of supporting spring (19) is connected with second backing sheet (21), second through-hole (22) have all been seted up at the middle part of first backing sheet (20) and second backing sheet (21), first backing sheet (20) and second backing sheet (21) all cup joint on second screw rod (9) through second through-hole (22), the diameter of fastening seat (7) is greater than the diameter of second through-hole (22), the diameter of first backing sheet (20) and second backing sheet (21) is greater than the diameter of supporting spring (19).
9. A spring-mounted PCBA board attachment structure as claimed in claim 8, wherein: be provided with third gasket (23) between first backing sheet (20) and PCBA board (2), be provided with fourth gasket (24) between second backing sheet (21) and fastening seat (7), third gasket (23) and fourth gasket (24) all cup joint on second screw rod (9).
10. A spring-mounted PCBA board attachment structure as claimed in claim 9, wherein: the third gasket (23) and the fourth gasket (24) are both made of silicon rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110933755.7A CN113677140A (en) | 2021-08-15 | 2021-08-15 | PCBA board fixed knot of spring mounting constructs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110933755.7A CN113677140A (en) | 2021-08-15 | 2021-08-15 | PCBA board fixed knot of spring mounting constructs |
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| Publication Number | Publication Date |
|---|---|
| CN113677140A true CN113677140A (en) | 2021-11-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110933755.7A Pending CN113677140A (en) | 2021-08-15 | 2021-08-15 | PCBA board fixed knot of spring mounting constructs |
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| CN (1) | CN113677140A (en) |
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| JP2001332878A (en) * | 2000-05-23 | 2001-11-30 | Denso Corp | Screw tightening structure of electronic apparatus |
| JP2013158858A (en) * | 2012-02-02 | 2013-08-19 | Mitsubishi Electric Corp | Plate-like member arranging jig and method of using plate-like member arranging jig |
| CN203868079U (en) * | 2014-03-28 | 2014-10-08 | 新昌县海格赛斯贸易有限公司 | Improved bolt for fastening standard components |
| CN205901337U (en) * | 2016-06-03 | 2017-01-18 | 苏州赛腾精密电子股份有限公司 | Portable charger |
| CN208210506U (en) * | 2018-04-25 | 2018-12-07 | 深圳捷飞高电路有限公司 | A kind of shock-damping structure of pcb board |
| CN211745028U (en) * | 2019-10-11 | 2020-10-23 | 建昇电子科技（惠州）有限公司 | Circuit board assembly with good shock resistance |
| CN211047375U (en) * | 2019-11-13 | 2020-07-17 | 江西省鑫诚辉电路有限公司 | Flexible anti type circuit board that falls |
| CN212690555U (en) * | 2020-07-23 | 2021-03-12 | 遵义市智涛航空精密零部件有限公司 | Anti-separation connecting fastener |
| CN213880373U (en) * | 2020-09-14 | 2021-08-03 | 青岛智腾电源有限公司 | Multilayer shockproof type circuit board |
| CN212851194U (en) * | 2020-09-22 | 2021-03-30 | 南京迅之蜂智能科技有限公司 | PCB circuit board applied in controller |
| CN112963431A (en) * | 2021-02-25 | 2021-06-15 | 江苏荣光五金科技有限公司 | Flange bolt with multidirectional self-locking structure |
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Application publication date: 20211119 |
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