CN113038693B - Flexible circuit board with ablation-proof safety joint - Google Patents
Flexible circuit board with ablation-proof safety joint Download PDFInfo
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- CN113038693B CN113038693B CN202110180497.XA CN202110180497A CN113038693B CN 113038693 B CN113038693 B CN 113038693B CN 202110180497 A CN202110180497 A CN 202110180497A CN 113038693 B CN113038693 B CN 113038693B
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Classifications
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- 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
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
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- 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
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0277—Bendability or stretchability details
- H05K1/028—Bending or folding regions of flexible printed circuits
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- 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
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0277—Bendability or stretchability details
- H05K1/028—Bending or folding regions of flexible printed circuits
- H05K1/0281—Reinforcement details thereof
Abstract
The invention discloses a flexible circuit board with an ablation-proof safety joint, belonging to the field of flexible circuit boards, the flexible circuit board with the ablation-proof safety joint is characterized in that the temperature of a circuit in a flexible circuit can be gradually increased, so that the temperature of a signal transition joint is increased, a temperature change material close to a high-temperature transition joint area can be softened and melted firstly, an anti-slip ring gradually loses the constraint capacity on the transition joint, the transition joint can be popped out from a transition interface under the action of a compressed protection compression spring to cut off the power supply of the flexible circuit board and protect the flexible circuit board, meanwhile, after the temperature of the temperature change material filled in an elastic cavity is reduced, a three-dimensional space structure formed by filling fibers is used as a framework to be restored to the original form, the locking function is restored again, and the local circuit ablation accident caused by local short circuit can be effectively prevented, resource waste is not easy to cause.
Description
Technical Field
The invention relates to the field of flexible circuit boards, in particular to a flexible circuit board with an ablation-proof safety joint.
Background
The flexible circuit board (FPC) is a technology developed in the United states in the last 70 th century for developing the technology of space rocket, and is a printed circuit which is made of mylar or polyimide as a base material and has high reliability and excellent flexibility. The circuit can be bent at will, is folded, has light weight, small volume, good heat dissipation and convenient installation, and breaks through the traditional interconnection technology. In the structure of the flexible wiring board, the constituent materials are an insulating film, a conductor, and an adhesive.
Compared with a conventional Printed Circuit Board (PCB), the flexible circuit board mainly has the following advantages: 1. the assembly time is short, all the circuits are configured, and the connection work of redundant flat cables is saved; 2. the volume is smaller than that of the PCB, so that the volume of the product can be effectively reduced, and the carrying convenience is improved; 3. the weight is lighter than that of the PCB, so that the weight of a final product can be reduced; 4. the thickness is thinner than that of the PCB, so that the flexibility can be improved, and the assembly of three-dimensional space in the limited space is enhanced.
Although compared with a printed circuit board, the flexible circuit board has irreplaceable advantages in the high-precision and high-density fields, once the flexible circuit board is locally enriched in heat in the using process, local circuit ablation occurs, workers are difficult to repair the local part of the circuit board like repairing the printed circuit board, and the whole flexible circuit board is easily scrapped, so that resource waste is caused.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide a flexible circuit board with an ablation-proof safety joint, which can effectively prevent the circuit board from causing the accident of local circuit ablation due to heat enrichment, is not easy to cause the whole scrapping of the flexible circuit board and is not easy to cause resource waste.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A flexible circuit board with an ablation-resistant safety joint comprises a joint main body, wherein a joint cavity is formed in the joint main body in a chiseled mode, a transition joint is formed in the side wall of the joint cavity in a chiseled mode, a fixing ring is fixedly connected to the side wall of the joint cavity and sleeved on the outer side of the transition joint, a transition joint is inserted in the fixing ring, one end, close to the side wall of the joint cavity, of the transition joint penetrates through the fixing ring and is inserted into a structure, a wing edge is arranged on the side wall of the transition joint, a protective compression spring is fixedly connected between the wing edge and the side wall of the joint cavity and sleeved on the outer side of the transition joint, an anti-release ring matched with the wing edge is fixedly connected to the opening of the fixing ring, an elastic cavity is formed in the anti-release ring in a chiseled mode, temperature-change material ethylene propylene diene monomer rubber is filled in the elastic cavity, and a plurality of filling fibers are filled in the elastic cavity, it is a plurality of pack fibrous both ends all with the inner wall fixed connection in elasticity chamber, adjacent pack fibrous intertwine and erect and form three-dimensional space spatial structure together, solid fixed ring's one end fixedly connected with connecting wire is kept away from to transition joint, solid fixed ring's one end is kept away from to the connecting wire runs through the lateral wall in cross-under chamber and extends to the outside that connects the main part, transition joint's one end and flexible line way board main part electric connection are kept away from to the connecting wire, can realize effectively preventing that the circuit board from causing the accident of local circuit ablation because of local short circuit, are difficult for causing flexible line way board whole to scrap, are difficult for causing the wasting of resources.
Furthermore, the reinforced net is embedded in the anti-drop ring and is positioned on the inner side of the elastic cavity, so that the overall strength of the anti-drop ring is improved, and the anti-drop ring is not easy to tear in a frequent deformation process.
Furthermore, one end of the filling fiber, which is close to the reinforcing net, penetrates through the anti-falling ring and is fixedly connected with the reinforcing net, and parts of the filling fiber, which are positioned in the anti-falling ring, are mutually staggered to form a net-shaped structure, so that the strength of the anti-falling ring is further increased, and the anti-falling ring is not easy to form penetrated tearing scars.
Furthermore, the end of the filling fiber located in the elastic cavity is in a three-dimensional spiral shape, so that the winding strength between adjacent filling fibers can be increased, the filling fibers are not easy to cause structural collapse under the action of external force, and the change of the shape of the filling fibers is not easy to influence when the temperature-change material is remolded.
Further, the outside cover of connecting wire is equipped with locking compression spring, locking compression spring's both ends respectively with crossover sub and joint intracavity wall fixed connection, protection compression spring's the elastic coefficient is greater than locking compression spring's elastic coefficient, and the connecting wire can be tightened up to a certain extent in locking compression spring's existence, and when the crossover sub drops from the crossover sub in, excessive connecting wire is difficult for knoing at the joint intracavity, is difficult for influencing the restart of follow-up joint main part.
Furthermore, it has the operation hole to cut on the bottom plate in joint chamber, the downthehole hinge connection of operation has the operation panel, be connected with sealed the pad between operation panel and the operation hole inner wall, sealed pad and operation panel fixed connection, sealed pad and operation hole interference fit, after transition joint breaks off from transition interface because of overheat protection, after the technical staff has investigated the trouble, the technical staff can come to insert back the transition joint with joint intracavity portion again in the transition interface through opening the operation panel.
Furthermore, the operation panel is made of a transparent acrylic plate, and the specific working state of each structure in the joint cavity can be observed through the operation panel by workers in the daily maintenance process.
Furthermore, a handle groove is formed in the operating plate and located at one end far away from the hinge, and therefore maintenance personnel can conveniently open the operating plate.
Further, it has a plurality of heat dissipation through-holes to cut on solid fixed ring's the lateral wall, cut on the lateral wall that connects the main part have a plurality ofly with connect chamber assorted heat dissipation channel, heat dissipation channel's cross-section is "Z" font, increases the radiating effect in joint chamber, is difficult for causing transition joint and transition interface to be broken by mistake because of the heat that connects the intracavity normal work accumulation.
Further, the opening part fixedly connected with gag lever post in the heat dissipation channel outside, the gag lever post is vertical state, and the both ends of gag lever post all with the lateral wall fixed connection of heat dissipation channel, the cover is equipped with on the gag lever post with heat dissipation channel assorted kickboard, the one end fixedly connected with compensation pad that the kickboard is close to the heat dissipation channel inner wall, compensation pad and heat dissipation channel inner wall interference fit, wherein the existence of compensation pad can increase the leakproofness between heat dissipation channel and the kickboard, when ponding appears in the position that connects the main part place, the kickboard can rise and come up along with the water level, until sealed heat dissipation channel for it is difficult for taking place into water the accident to connect the intracavity.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
in the scheme, in the normal working process of the connector main body, the transition joint and the connecting wire can carry out signal transmission on the flexible circuit board to finish normal work, when the flexible circuit board encounters an accident of dust contamination or excessive heat enrichment, the temperature of a circuit in the flexible circuit can gradually rise, so that the temperature of the signal transition joint rises, the temperature change material close to the high-temperature transition joint area can be softened and melted firstly, at the moment, the anti-drop ring gradually loses the constraint capacity on the transition joint, after most of the temperature change material in the elastic cavity melts, the transition joint can be popped out from the transition joint under the action of a protection compression spring in a compression state, the power supply of the flexible circuit board is cut off, the flexible circuit board is protected, and meanwhile, after the temperature change material filled in the elastic cavity is reduced, the three-dimensional space structure formed by filling fibers can be used as a framework, and the original form is recovered, the locking function is recovered, and a technician can insert the transition joint back into the transition structure again to restart the joint main body after checking the fault of the flexible circuit board.
The accident that the circuit board causes local circuit ablation because of local short circuit can be effectively prevented, the flexible circuit board is difficult to be scrapped integrally, and resource waste is difficult to be caused.
The filling fiber is designed into a three-dimensional spiral shape, so that the strength of a three-dimensional space three-dimensional structure formed by a plurality of filling fibers is increased, and the change of the shape of the temperature change material during remodeling is not easily influenced.
Set up gag lever post, kickplate and compensation pad isotructure in heat dissipation channel, when having guaranteed the holistic thermal diffusivity in joint chamber, also increased the water-proof effects in joint chamber, be difficult for inducing into water the accident.
Drawings
FIG. 1 is a schematic structural view of a flexible circuit board connector of the present invention;
FIG. 2 is a side cross-sectional view of a flexible circuit board connector of the present invention;
FIG. 3 is a schematic view of the structure at A in FIG. 2;
FIG. 4 is a bottom view of a flexible circuit board connector of the present invention;
FIG. 5 is a schematic cross-sectional view of a heat sink according to the present invention;
FIG. 6 is a schematic view of the structure at B in FIG. 5;
FIG. 7 is a schematic view of the structure of the filling fiber of the present invention.
The reference numbers in the figures illustrate:
the joint comprises a joint main body 1, a joint cavity 2, a fixing ring 3, a heat dissipation through hole 4, a transition joint 5, a release-proof ring 6, an elastic cavity 7, a filling fiber 8, a reinforcing mesh 9, a protective compression spring 10, a connecting wire 11, a locking compression spring 12, an operation plate 13, a sealing gasket 14, a handle groove 15, a heat dissipation channel 16, a limiting rod 17, a floating plate 18 and a compensation pad 19.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the connection can be direct connection or indirect connection through an intermediate medium, and can be communication inside the model adapting element. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-4, a flexible printed circuit board with an ablation-proof safety connector comprises a connector body 1, a connector cavity 2 is chiseled in the connector body 1, a transition interface is chiseled on the side wall of the connector cavity 2, a fixing ring 3 is fixedly connected to the side wall of the connector cavity 2, the fixing ring 3 is sleeved outside the transition interface, a transition connector 5 is inserted in the fixing ring 3, one end of the transition connector 5, which is close to the side wall of the connector cavity 2, penetrates through the fixing ring 3 and is inserted into the structure, the side wall of the transition connector 5 is provided with a wing edge, a protective compression spring 10 is fixedly connected between the wing edge and the side wall of the connector cavity 2, the protective compression spring 10 is sleeved outside the transition connector 5, an anti-slip ring 6 matched with the wing edge is fixedly connected to the opening of the fixing ring 3, an elastic cavity 7 is chiseled in the anti-slip ring 6, and the elastic cavity 7 is filled with ethylene propylene diene monomer, melt the phenomenon appears melting at the temperature line of 80 degrees centigrade, elastic cavity 7 intussuseption is filled with a plurality of packing fibers 8, a plurality of packing fibers 8's both ends all with elastic cavity 7's inner wall fixed connection, adjacent packing fiber 8 intertwine erects to form three-dimensional space spatial structure together, transition joint 5 keeps away from solid fixed ring 3's one end fixedly connected with connecting wire 11, connecting wire 11 keeps away from solid fixed ring 3's one end and runs through the lateral wall of joint chamber 2 and extend to the outside that connects main part 1, transition joint 5's one end and flexible line way board main part electric connection are kept away from to connecting wire 11.
In particular, the shapes of the joint main body 1, the transition joint 5, the connecting wire 11 and the associated parts thereof in the present embodiment are all limited for convenience of illustration, and those skilled in the art can correspondingly modify the shapes of the above components according to actual production needs, which is a known technology of those skilled in the art, so that detailed descriptions thereof will not be provided in the present application.
In the scheme, in the normal working process of the connector main body 1, the transition connector 5 and the connecting wire 11 can be used as a flexible circuit board for signal transmission to complete normal work, when the flexible circuit board encounters an accident of dust contamination or excessive heat enrichment, the temperature of a circuit in the flexible circuit can gradually rise, so that the temperature of the signal transition connector 5 rises, when the temperature of the transition connector 5 rises to a critical point of the form change of a temperature change material filled in the elastic cavity 7, because the temperature change material is an amorphous material, the temperature change material close to the high-temperature transition connector 5 area can be softened and melted firstly, at the moment, the anti-release ring 6 gradually loses the constraint capacity on the transition connector 5, along with the increase of the time that the transition connector 5 is in a high-temperature state, after most of the temperature change material in the elastic cavity 7 is melted, under the action of the protection compression spring 10 in a compression state, can pop out transition joint 5 from the transition interface, cut off the power of flexible line way board, protect the flexible line way board, the temperature change material of packing in the elasticity chamber 7 simultaneously can regard the three-dimensional space spatial structure that packing fibre 8 formed as the skeleton after the temperature reduces, reverts original form, reverts the function of locking again, and the technical staff can be after troubleshooting flexible line way board trouble, inserts transition joint 5 back to the transition structure again, starts joint main part 1 again.
The accident that the circuit board causes local circuit ablation because of local short circuit can be effectively prevented, the flexible circuit board is difficult to be scrapped integrally, and resource waste is difficult to be caused.
Referring to fig. 3 and 7, a reinforcing mesh 9 is embedded in the anti-drop ring 6, the reinforcing mesh 9 is located on the inner side of the elastic cavity 7, so that the overall strength of the anti-drop ring 6 is increased, the anti-drop ring 6 is not prone to tearing in a frequent deformation process, one end of the filling fiber 8 close to the reinforcing mesh 9 penetrates through the anti-drop ring 6 and is fixedly connected with the reinforcing mesh 9, parts of the filling fiber 8 located in the anti-drop ring 6 are mutually staggered to form a net-shaped structure, the strength of the anti-drop ring 6 is further increased, the anti-drop ring 6 is not prone to forming a penetrating tearing flaw, one end of the filling fiber 8 located in the elastic cavity 7 is in a three-dimensional spiral shape as shown in fig. 7, the winding strength between adjacent filling fibers 8 can be increased, structural collapse of a plurality of filling fibers 8 under the action of external force is not prone to affecting the change of the shape of the temperature-change material during remodeling.
Referring to fig. 2, an anti-loosening compression spring 12 is sleeved outside a connection line 11, two ends of the anti-loosening compression spring 12 are respectively fixedly connected with the transition joint 5 and the inner wall of the joint cavity 2, the elastic coefficient of the protection compression spring 10 is greater than that of the anti-loosening compression spring 12, the connection line 11 can be tightened to a certain degree by the anti-loosening compression spring 12, when the transition joint 5 falls off from the transition joint, the excessive connection line 11 is not easy to be knotted in the joint cavity 2, and the re-starting of the subsequent joint main body 1 is not easy to be influenced.
Referring to fig. 2 and 4, an operation hole is drilled in a bottom plate of the joint cavity 2, an operation plate 13 is connected to the operation hole through a hinge, a sealing gasket 14 is connected between the operation plate 13 and the inner wall of the operation hole, the sealing gasket 14 is fixedly connected with the operation plate 13, the sealing gasket 14 is in interference fit with the operation hole, after the transition joint 5 is disconnected from the transition interface due to overheat protection, after a technician checks a fault, the technician can reinsert the transition joint 5 inside the joint cavity 2 into the transition interface by opening the operation plate 13, the operation plate 13 is made of a transparent acrylic plate, the worker can observe specific working states of structures in the joint cavity 2 through the operation plate 13 in the daily maintenance process, a handle groove 15 is drilled in the operation plate 13, and the handle groove 15 is located at one end far away from the hinge, so that the maintainer can conveniently open the operation plate 13.
Referring to fig. 3, 6 and 7, a plurality of heat dissipating through holes 4 are cut on the side wall of the fixing ring 3, a plurality of heat dissipating channels 16 matched with the joint cavity 2 are cut on the side wall of the joint body 1, the cross section of each heat dissipating channel 16 is in a zigzag shape, so that the heat dissipating effect of the joint cavity 2 is increased, the transition joint 5 and the transition interface are not easily broken by heat accumulated in the joint cavity 2 due to normal operation, a limiting rod 17 is fixedly connected to an opening at the outer side of each heat dissipating channel 16, the limiting rod 17 is in a vertical state, both ends of the limiting rod 17 are fixedly connected with the side wall of each heat dissipating channel 16, a floating plate 18 matched with the heat dissipating channel 16 is sleeved on the limiting rod 17, a compensating pad 19 is fixedly connected to one end of the floating plate 18 close to the inner wall of the heat dissipating channel 16, the compensating pad 19 is in interference fit with the inner wall of the heat dissipating channel 16, wherein the existence of the compensating pad 19 can increase the sealing performance between the heat dissipating channel 16 and the floating plate 18, when water is accumulated at the position of the joint main body 1, the floating plate 18 floats upwards along with the rise of the water level until the heat dissipation channel 16 is sealed, so that water inflow accidents are not easy to happen in the joint cavity 2.
In particular, due to the rounded shape of the end of the transition piece 5 facing away from the connecting line 11, the transition piece 5 can be inserted into the fastening ring 3 by slightly heating the detachment prevention ring 6 to soften it.
In the scheme, in the normal working process of the connector main body 1, the transition joint 5 and the connecting wire 11 can carry out signal transmission for the flexible circuit board to complete normal work, when the flexible circuit board encounters an accident of dust contamination or excessive heat enrichment, the temperature of a circuit in the flexible circuit can gradually rise, so that the temperature of the signal transition joint 5 rises, a temperature-change material close to the high-temperature transition joint 5 area can be softened and melted firstly, at the moment, the anti-drop ring 6 gradually loses the constraint capacity on the transition joint 5, after most of the temperature-change material in the elastic cavity 7 is melted, under the action of the protection compression spring 10 in a compression state, the transition joint 5 can be popped out from the transition joint, the power supply of the flexible circuit board is cut off, the flexible circuit board is protected, and meanwhile, after the temperature-change material filled in the elastic cavity 7 is reduced in temperature, a three-dimensional structure formed by the filling fibers 8 can be used as a framework, reverting original form, reverting the function of locking again, technical staff can be after troubleshooting flexible line way board trouble, insert transition joint 5 back transition structure again, restart joint main part 1, can realize effectively preventing the circuit board and cause the accident of local circuit ablation because of local short circuit, be difficult for causing flexible line way board whole to scrap, be difficult for causing the wasting of resources, through designing filling fiber 8 into three-dimensional heliciform, increase the intensity of the three-dimensional space spatial structure that a plurality of filling fiber 8 are constituteed, the change of self shape when the temperature change material is remolded is difficult to influence, set up gag lever post 17 in radiating passage 16 simultaneously, floating plate 18 and compensation pad 19 isotructure, when having guaranteed to connect the holistic thermal diffusivity in chamber 2, the water-proof effects of joint chamber 2 has also been increased, be difficult for inducing into water the accident.
The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.
Claims (10)
1. A flexible circuit board with ablation-proof safety joint, includes joint main part (1), its characterized in that: a joint cavity (2) is chiseled in the joint main body (1), a transition interface is chiseled on the side wall of the joint cavity (2), a fixing ring (3) is fixedly connected on the side wall of the joint cavity (2), the fixing ring (3) is sleeved on the outer side of the transition interface, a transition joint (5) is inserted in the fixing ring (3), one end, close to the side wall of the joint cavity (2), of the transition joint (5) penetrates through the fixing ring (3) and is inserted into the structure, a wing edge is arranged on the side wall of the transition joint (5), a protective compression spring (10) is fixedly connected between the wing edge and the side wall of the joint cavity (2), the protective compression spring (10) is sleeved on the outer side of the transition joint (5), an anti-slip ring (6) matched with the wing edge is fixedly connected at the opening of the fixing ring (3), and an elastic cavity (7) is chiseled in the anti-slip ring (6), elasticity chamber (7) intussuseption is filled with temperature change material EPT rubber, elasticity chamber (7) intussuseption is filled with a plurality of packing fibre (8), and is a plurality of the both ends of packing fibre (8) all with the inner wall fixed connection in elasticity chamber (7), adjacent packing fibre (8) intertwine erects to form three-dimensional space spatial structure together, transition joint (5) keep away from one end fixedly connected with connecting wire (11) of solid fixed ring (3), the one end that solid fixed ring (3) were kept away from in connecting wire (11) runs through the lateral wall of cross-under chamber (2) and extends to the outside that connects main part (1), the one end and the flexible line board main part electric connection of transition joint (5) are kept away from in connecting wire (11).
2. The flexible circuit board with the ablation-resistant safety joint as recited in claim 1, wherein: a reinforced net (9) is embedded in the anti-falling ring (6), and the reinforced net (9) is positioned on the inner side of the elastic cavity (7).
3. A flexible circuit board having an ablation-resistant safety tab according to claim 2, wherein: one end of the filling fiber (8) close to the reinforced net (9) penetrates through the anti-falling ring (6) and is fixedly connected with the reinforced net (9), and parts of the filling fiber (8) in the anti-falling ring (6) are mutually staggered to form a net-shaped structure.
4. The flexible circuit board with the ablation-resistant safety joint as recited in claim 1, wherein: the filling fiber (8) is positioned at one end of the elastic cavity (7) and is in a three-dimensional spiral shape.
5. The flexible circuit board with the ablation-resistant safety joint as recited in claim 1, wherein: the outside cover of connecting wire (11) is equipped with locking compression spring (12), the both ends of locking compression spring (12) respectively with transition joint (5) and joint chamber (2) inner wall fixed connection, the elastic coefficient of protection compression spring (10) is greater than the elastic coefficient of locking compression spring (12).
6. The flexible circuit board with the ablation-resistant safety joint as recited in claim 1, wherein: the joint is characterized in that an operation hole is formed in a bottom plate of the joint cavity (2), an operation plate (13) is connected to the inner wall of the operation hole in a hinge mode, a sealing gasket (14) is connected between the operation plate (13) and the inner wall of the operation hole, the sealing gasket (14) is fixedly connected with the operation plate (13), and the sealing gasket (14) is in interference fit with the operation hole.
7. The flexible circuit board with the ablation-resistant safety joint as recited in claim 6, wherein: the operation plate (13) is made of a transparent acrylic plate.
8. The flexible circuit board with the ablation-resistant safety joint as recited in claim 6, wherein: a handle groove (15) is formed in the operating plate (13), and the handle groove (15) is located at one end far away from the hinge.
9. The flexible circuit board with the ablation-resistant safety joint as recited in claim 1, wherein: a plurality of heat dissipation through holes (4) are drilled on the side wall of the fixing ring (3), and a plurality of heat dissipation channels (16) matched with the joint cavity (2) are drilled on the side wall of the joint main body (1).
10. A flexible circuit board having an ablation-resistant safety tab according to claim 9, wherein: opening part fixedly connected with gag lever post (17) in the heat dissipation passageway (16) outside, gag lever post (17) are vertical state, and the both ends of gag lever post (17) all with the lateral wall fixed connection of heat dissipation passageway (16), the cover is equipped with and dispels heat passageway (16) assorted kickboard (18) on gag lever post (17), one end fixedly connected with compensation pad (19) that kickboard (18) are close to heat dissipation passageway (16) inner wall, compensation pad (19) and heat dissipation passageway (16) inner wall interference fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110180497.XA CN113038693B (en) | 2021-02-09 | 2021-02-09 | Flexible circuit board with ablation-proof safety joint |
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| CN114725707B (en) * | 2022-06-01 | 2022-08-26 | 深圳市华旭达精密电路科技有限公司 | Multilayer flexible circuit board |
| CN116366502A (en) * | 2023-05-29 | 2023-06-30 | 云南律翩信息科技有限公司 | Real-time feedback equipment for Internet network state |
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| CN111585101A (en) * | 2020-06-17 | 2020-08-25 | 付小丽 | Safety plug |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CA2139810C (en) * | 1993-03-03 | 1997-10-07 | Masamitsu Chishima | Joint connector |
| US7351085B2 (en) * | 2003-07-17 | 2008-04-01 | Autonetworks Technologies, Ltd. | Joint member and joint connector for wire harness |
| CN101184610A (en) * | 2005-01-24 | 2008-05-21 | 特莫瓦克有限公司 | Evacuated thermal insulation panel |
| CN206757697U (en) * | 2017-05-22 | 2017-12-15 | 夏飞 | A kind of cross-border electric business internet financial payment device |
| CN207218168U (en) * | 2017-08-14 | 2018-04-10 | 苏州市优力能电气科技有限公司 | A kind of metal cable waterproof connector with coil component spring |
| CN111426083B (en) * | 2020-03-30 | 2021-12-03 | 江苏沐阳智骅能源科技有限公司 | Ground source heat pump system-based underground pipe backfilling method |
| CN111693856A (en) * | 2020-07-13 | 2020-09-22 | 杭州很美网络科技有限公司 | Device for testing high and low temperature resistance of integrated circuit |
| CN112309709A (en) * | 2020-09-27 | 2021-02-02 | 湘潭林海机械制造有限公司 | Capacitor with automatic protection function |
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| CN111585101A (en) * | 2020-06-17 | 2020-08-25 | 付小丽 | Safety plug |
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