CN210224336U - Signal connection structure and encapsulation box body based on shape protection - Google Patents
Signal connection structure and encapsulation box body based on shape protection Download PDFInfo
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- CN210224336U CN210224336U CN201921167711.2U CN201921167711U CN210224336U CN 210224336 U CN210224336 U CN 210224336U CN 201921167711 U CN201921167711 U CN 201921167711U CN 210224336 U CN210224336 U CN 210224336U
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Abstract
The utility model provides a signal connection structure and encapsulation box body based on shape protection, signal connection structure includes: a housing having a connector mounting hole formed therein; a signal connector including a connector housing; the connector shell is wide in bottom and narrow in top, the shape of the connector mounting hole is matched with that of the connector shell, the shell is nested in the connector shell of the signal connector through the connector mounting hole, and the bottom of the signal connector is fixedly connected with a PCB. When the connector is subjected to external tension, most of the tension is borne due to the blocking of the shape of the shell, so that the tension borne by the welding position of the circuit board and the signal connector is reduced, the connection strength is increased, and the signal connector is protected; in addition, due to the wide bottom and narrow top of the connector shell, no straight line gap exists between the signal connector and the shell, the possibility of light leakage is greatly reduced, and the effects of avoiding light leakage and strengthening connection firmness are achieved at the same time.
Description
Technical Field
The present disclosure belongs to the field of integrated circuit packaging technology, and relates to a signal connection structure and a packaging box based on shape protection, and more particularly, to a signal connection structure based on shape protection for connecting a quantum chip and an external signal connector, which has high reliability at extremely low temperature (near absolute zero), and a quantum chip packaging box including the same.
Background
In the implementation of superconducting quantum computing, connecting a quantum processor to peripheral circuitry is an indispensable step. The superconducting quantum processor package box is a first-level device connected with a quantum processor. How to connect and fan out various performance pins of a superconducting quantum processor and ensure that the interference on the performance of signals on a line is reduced as little as possible becomes a design problem in the industry.
Regardless of how the quantum chip is connected to the first-level connection line, the connection size is ultimately scaled up to a macroscopically acceptable level by a standard or non-standard connector. However, how to connect the connector with the packaging box of the quantum processor with high performance and high reliability becomes a problem to be solved.
The technical difficulty is that the connector which is good in connection with the box body at room temperature appears, and under the extremely low temperature environment, due to different thermal expansion coefficient characteristics of materials, the materials are separated, light leakage is generated, and the quantum processor receives considerable noise due to single photon leakage, so that the work of the quantum processor is seriously influenced. On the other hand, due to the separation of the materials caused by the difference of the thermal expansion coefficients of the materials, the connection strength between the connector and the circuit board and the like is easily deteriorated, and the separation is easily generated in the inserting and pulling process of the connector, so that the connector and the packaging shell are damaged.
In addition, how to ensure the connection tightness at low temperature is also important.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The present disclosure provides a signal connection structure and a package box based on shape protection to at least partially solve the above-mentioned technical problems.
(II) technical scheme
According to an aspect of the present disclosure, there is provided a signal connection structure based on shape protection, including: a housing having a connector mounting hole formed therein; a signal connector including a connector housing; the connector shell is wide in bottom and narrow in top, the shape of the connector mounting hole is matched with that of the connector shell, the shell is nested in the connector shell of the signal connector through the connector mounting hole, and the bottom of the signal connector is fixedly connected with a PCB.
In some embodiments of the present disclosure, the connector housing is assembled with the connector mounting hole with a minimum tolerance, a zero tolerance, or an interference fit.
In some embodiments of the present disclosure, the form of the bottom-wide top-narrow profile includes one or a combination of the following forms: conical, pyramidal, trapezoidal, truncated circular, and truncated pyramidal shapes.
In some embodiments of the present disclosure, the signal connector further comprises: an outer conductor disposed at an upper position inside the connector housing; an insulator disposed at a lower position inside the connector housing; and an inner conductor penetrating the insulator.
In some embodiments of the present disclosure, the signal connection structure is mounted on at least one of a top cover or a base of a package body, the package body is sealed at the outside and has a receiving space inside.
In some embodiments of the present disclosure, the signal connection structure is provided as two or one of the components of the package box, the package box includes a first shell and a second shell, the first shell and the second shell have complementary shapes on opposite sides, and a connector mounting hole is provided on the first shell and/or the second shell, the shape of the connector mounting hole matches with the shape of the connector housing of the signal connector to be correspondingly mounted.
In some embodiments of the present disclosure, a boss is disposed on the second housing, and a groove is disposed on the first housing, wherein the groove has a depth greater than a protruding height of the boss.
In some embodiments of the present disclosure, the accommodating space is used for placing a PCB board, and the PCB board is used for placing a quantum chip.
In some embodiments of the present disclosure, the signal connection structure can be used in a working environment of 10mK to room temperature.
According to another aspect of the present disclosure, there is provided a quantum chip packaging box body including any one of the signal connection structures mentioned in the present disclosure.
According to still another aspect of the present disclosure, there is provided an assembling method of a signal connection structure based on shape protection, the assembling method including: fixing the signal connector with a PCB board provided with a quantum chip; and corresponding the connector mounting hole of the shell to the position of the connector shell of the signal connector, and assembling from top to bottom.
(III) advantageous effects
According to the technical scheme, the signal connection structure based on the shape protection and the packaging box body have the following beneficial effects:
1. on the premise of ensuring that the internal structure of the universal design of the connector is not changed, the appearance of the connector shell of the signal connector is set to be in a form of wide bottom and narrow top, the shape of the connector mounting hole in the shell is matched with the appearance of the connector shell, namely, the connector shell is also in a form of wide bottom and narrow top, when the connector is subjected to external tensile force, most of tensile force is borne due to the blocking of the shape of the shell, so that the tensile force borne by the welding position of the circuit board and the signal connector is reduced, the connection strength is increased, and the signal connector is protected; in addition, due to the fact that the connector shell is wide at the bottom and narrow at the top, no straight line gap exists between the signal connector and the shell, the possibility of light leakage is greatly reduced, photons cannot smoothly pass through the signal connector, the shading effect is achieved, and the effects of avoiding light leakage and strengthening connection firmness are achieved.
2. This signal connection structure based on shape protection installs in at least one of top cap or base of packaging box body, according to actual signal output needs carry out adaptability set up can, the quantum chip packaging box body that contains this signal connection structure has good signal transmission ability, leakproofness and the reliability of connecting.
Drawings
Fig. 1 is an exploded view of a signal connection structure based on shape protection as a component of a package according to an embodiment of the disclosure.
Fig. 2 is a schematic partial cross-sectional view of the signal connection structure shown in fig. 1 mounted in a package body.
Fig. 3 is a schematic cross-sectional view of a housing of a signal connector according to an embodiment of the disclosure, the housing having a trapezoidal shape.
Fig. 4 is a schematic cross-sectional view of a connector housing of a signal connector according to an embodiment of the disclosure, the cross-sectional view being a vertical step.
Fig. 5 is a schematic diagram of a signal connection structure including the signal connector shown in fig. 4 according to an embodiment of the present disclosure.
Fig. 6 is a schematic view of a connector housing of a signal connector according to an embodiment of the present disclosure in another form of a trapezoidal shape.
[ notation ] to show
1-shell/first shell;
11-connector mounting holes;
2-a signal connector;
21-connector housing; 22-an outer conductor;
23-an insulator; 24-an inner conductor;
3-a second housing; 4-PCB board.
Detailed Description
For the purpose of promoting a better understanding of the objects, aspects and advantages of the present disclosure, reference is made to the following detailed description taken in conjunction with the accompanying drawings.
In the signal connection structure based on shape protection of the present disclosure, there may be only a housing structure illustrated in fig. 1, the housing is, for example, a packaging component of a packaging box, on which transmission of electrical signals is performed, such as the housing is used as a top cover (as shown in fig. 2) or a base, the top cover or the base is used for external output of electrical signals, of course, in some embodiments, the signal connection structure may also be used for packaging of a quantum chip, including an integral structure of the package; in other embodiments, when the signal connection structure is used for packaging a quantum chip, a connector in a bottom-wide top-narrow form and a shell opening (connector mounting hole) matched with the connector are included in two correspondingly arranged packaging assemblies, so that the output of an electric signal can be realized on two surfaces. Any technical idea that includes setting the outer shape of the connector housing to a form that the bottom is wide and the top is narrow, and the shape of the connector mounting hole in the housing is matched with the outer shape of the connector housing is within the scope of the present disclosure.
First embodiment
In a first exemplary embodiment of the present disclosure, a signal connection structure based on shape protection is provided.
Fig. 1 is an exploded view of a signal connection structure based on shape protection as a component of a package according to an embodiment of the disclosure. Fig. 2 is a schematic partial cross-sectional view of the signal connection structure shown in fig. 1 mounted in a package body.
Referring to fig. 1, the signal connection structure based on shape protection of the present disclosure includes: a housing 1 provided with a connector mounting hole 11; a signal connector 2 including a connector housing 21; the connector housing 21 is wide at the bottom and narrow at the top, the shape of the connector mounting hole 11 is matched with the shape of the connector housing 21, the housing 1 is nested in the connector housing 21 of the signal connector 2 through the connector mounting hole 11, and the bottom of the signal connector 2 is fixedly connected with the PCB 4.
The shape of the housing 1 is not limited in the present disclosure, and can be adaptively set according to actual needs, for example, in the present embodiment, as shown in fig. 1 and fig. 2, the signal connection structure is a component of the package box, for example, as a top cover, and the housing 1 corresponding to the signal connection structure is a first housing 1 in the package box, and is configured to match with the shape of a second housing 3 of the package box.
The signal connection structure based on shape protection can be used as two or one of the components of a packaging box body, such as at least one of a top cover or a base, the exterior of the packaging box body is sealed, and the interior of the packaging box body is provided with a containing space.
The case of the signal connection structure based on shape protection of this embodiment as the top cover of the package box is illustrated in fig. 1, but of course, in other embodiments, the signal connection structure may be used as the base of the package box alone, or the signal connection structure may be used as two components of the package box at the same time, for example, in case of performing signal output on both sides of the package box, one signal connection structure is used as the top cover, one signal connection structure is used as the base, and the housing shapes of the two signal connection structures need to be correspondingly configured, which is described in the following embodiments. In the present disclosure, the signal connection structure is used as two or one of the components of a package box, the package box includes a first housing 1 and a second housing 3, the first housing 1 and the second housing 3 have complementary shapes on opposite surfaces, and a connector mounting hole (for example, the connector mounting hole 11 in fig. 1) is provided on the first housing 1 and/or the second housing 3, and the shape of the connector mounting hole matches with the external shape of the connector housing of the signal connector to be mounted correspondingly.
In this embodiment, the connector housing 21 and the connector mounting hole 11 are assembled by a minimum tolerance, a zero tolerance, or an interference fit.
Fig. 3 is a schematic cross-sectional view of a housing of a signal connector according to an embodiment of the disclosure, the housing having a trapezoidal shape.
Referring to fig. 3, 4 and 6, in the present disclosure, the bottom wide and top narrow shape of the connector housing 21 includes but is not limited to one or a combination of the following forms: conical, pyramidal, trapezoidal, truncated circular, truncated pyramidal, etc.
Referring to fig. 3, in an example of the present embodiment, the outer shape of the connector housing is illustrated as a trapezoid with a wide bottom and a narrow top in cross section, and the three-dimensional structure may be a truncated cone shape or a truncated pyramid shape. Referring to fig. 3, the internal structure of the signal connector 2 includes: an outer conductor 22 provided at an upper position inside the connector housing 21; an insulator 23 provided in a lower position inside the connector housing 21; and an inner conductor 24 inserted into the insulator 23.
Fig. 4 is a schematic cross-sectional view of a housing of a signal connector according to an embodiment of the disclosure, the cross-sectional view being a vertical step. Fig. 5 is a schematic diagram of a signal connection structure including the signal connector shown in fig. 4 according to an embodiment of the present disclosure.
In other examples of this embodiment, the outer shape of the connector housing may also be a step shape or a tapered shape, and the step shape may be a structure including two steps vertically arranged as shown in fig. 4, and the two steps are vertically arranged, in this example, the internal structure of the signal connector 2 of the connector housing 21 including the vertical step shape is the same as the internal structure of the signal connector 2 of the connector housing 21 including the trapezoidal cross-sectional shape, and will not be described again here. As shown in fig. 5, the shape of the corresponding connector mounting hole 11 of the housing 1 matches the shape of the connector housing 21, and is also trapezoidal.
In another example, the outer shape of the connector housing 21 may be a structure including a plurality of (more than two) vertical steps as shown in fig. 6 (a), a structure including a plurality of (2 or more) inward-inclined steps as shown in fig. 6 (b), or a structure including a combination of both vertical steps and inward-inclined steps as shown in fig. 6 (c). The shell of the signal connector in the disclosure is in a step form, and the number of corresponding steps is arbitrary and can be 1-infinity.
On the premise of ensuring that the internal structure of the universal design of the connector is not changed, the appearance of the connector shell 21 of the signal connector 2 is set to be in a form of being wide at the bottom and narrow at the top, the shape of the connector mounting hole 11 in the shell 1 is matched with the appearance of the connector shell 21, namely, the shape of the connector shell is also in a form of being wide at the bottom and narrow at the top, when the signal connector 2 is subjected to external tensile force, most of the tensile force is borne due to the blocking of the shape of the shell 1, so that the tensile force borne by the welding part of a circuit board and the signal connector is reduced, the connection strength is increased, and the signal connector 2; in addition, due to the shape of the connector shell 21 with wide bottom and narrow top, no straight line gap exists between the signal connector 2 and the shell 1, the possibility of light leakage is greatly reduced, photons cannot smoothly pass through the connector shell, the shading effect is achieved, and the effects of avoiding light leakage and strengthening connection firmness are achieved at the same time.
In order to ensure the high-frequency characteristics of signal transmission, the connection side of the conventional connector and the circuit board generally adopts a surface welding mode, and in order to facilitate the assembly of the packaging shell, a hole which is equal to or slightly larger than the size of the connector is reserved on the packaging box body for installation, but an inevitable gap is formed. And at this moment, because the connector is welded on the surface of the circuit board through a small area, the connection strength is poor, the bearable pulling force is small, and the connector is easy to separate from the circuit board and damage caused by the plugging operation between the signal wire and the connector. Therefore, it is necessary to enhance the connection strength between the connector and the circuit board and between the connector and the package body and reduce the gap between the connector and the package body under the condition of surface soldering.
This is disclosed through guaranteeing under the unchangeable prerequisite of the inner structure of the general design of connector, sets up the appearance of connector into the form that the end is wide to push up narrowly, and the appearance phase-match of the shape of connector mounting hole and connector shell in the casing realizes better no light leak and the effect that the fastness was strengthened on the whole.
Second embodiment
In a second exemplary embodiment of the present disclosure, a signal connection structure based on shape protection is provided, which has a function of a chip package in addition to a signal connection function.
In this embodiment, as shown in fig. 2, the signal connection structure includes a first housing 1 as a packaging box for transmitting signals, and a connector mounting hole 11 is provided on the first housing 1; a signal connector 2 including a connector housing 21; the connector housing 21 has a shape with a wide bottom and a narrow top, and the shape of the connector mounting hole 11 matches with the shape of the connector housing 21; the first housing 1 is nested in the connector housing 21 of the signal connector 2 via the connector mounting hole 11, the bottom of the signal connector 2 is fixedly connected with the PCB 4, and the signal connecting structure further includes: and the second shell 3 is arranged opposite to the first shell, and the shape of one surface of the second shell 3 opposite to the first shell 1 is complementary to form an externally sealed packaging box body with a placing space inside.
In this embodiment, the first casing 1 serves as a top cover (for example, the case illustrated in fig. 1 as the top cover) or a base of the package box, and the corresponding package box realizes signal output on the top cover or the base.
In an embodiment, a groove is formed on the first housing 1, and a boss is correspondingly formed on the second housing 3, and the depth of the groove is greater than the height of the boss.
The opposite surfaces of the first housing 1 (top cover) and the second housing 3 (base) are complementary in shape, for example, in an example, the first housing is a base/top cover, the second housing is a top cover/base, an upward boss is provided on the base/top cover for bearing a PCB board and a quantum chip, a groove is provided on the opposite surface of the second housing (top cover/base) from the base/top cover, the depth of the groove is greater than the height of the boss for forming a placement space, the PCB board 4 can be placed in the formed placement space, and the top cover and the base are butted to form an externally sealed packaging box.
In this context, the content before "/" corresponds to the content before "/", the content after "/" corresponds to the content after "/", and "a/B" means a or B.
Of course, in other embodiments, the first housing 1 and the second housing 3 may be in other types of packaging forms and components, are not limited to the form of the top cover and the base in the embodiment, and may be expanded and changed based on the form. That is to say, when the signal connection structure based on shape protection of the present disclosure is used as a component of the package box, the shape of the corresponding housing is set according to actual needs.
In this embodiment, as shown in fig. 1 and fig. 2, a placement space for placing the PCB 4 is provided inside the package box, the PCB 4 is used for placing the quantum chip, and the quantum chip and the PCB 4 are subjected to electrical signal transmission through the signal connection end of the PCB and the connector after being led.
In a preferred embodiment of the present disclosure, an opening having a size larger or smaller than that of the quantum chip is provided on the PCB board, which is described in detail in the application of the same date as the present application and is not described herein. Of course, other types of PCB boards and quantum chips placement are within the scope of the present disclosure, for example, a PCB board is a one-piece board on which the quantum chips are placed.
In the embodiment, the signal connection structure can be used for working at extremely low temperature, for example, the working temperature is 10 mK-room temperature, no matter at room temperature or at extremely low temperature, because the appearance of the connector shell of the signal connector is set to be in a form of wide bottom and narrow top, the shape of the connector mounting hole in the shell is matched with the appearance of the connector shell, namely, in a form of wide bottom and narrow top, when the connector is subjected to external tension, most of the tension is borne due to the blocking of the shape of the shell, so that the tension borne by the welding part of the circuit board and the signal connector is reduced, the connection strength is increased, and the signal connector is protected; in addition, due to the shape arrangement of the connector shell with the wide bottom and the narrow top, no straight line gap exists between the signal connector and the shell, the possibility of light leakage is greatly reduced, photons cannot smoothly pass through the signal connector, and the shading effect is achieved, so that the effects of avoiding light leakage and enhancing connection firmness are achieved; the possibility of light leakage is reduced, and the problems that the connector is separated from the circuit board and the like caused by multiple plugging and unplugging operations between the signal wire and the connector are avoided or reduced.
Third embodiment
In a third exemplary embodiment of the present disclosure, a signal connection structure based on shape protection is provided. Compared with the structure of the second embodiment, the signal connection structure of the present embodiment is different in that both housings (the first housing and the second housing) of the signal connection structure of the present embodiment are used for signal transmission, and a path for signal output is expanded. In this embodiment, the signal connection structure serves as both a top cover and a base of the package box, the package box includes a first housing and a second housing, and the first housing and the second housing have complementary shapes on opposite surfaces. The second shell and the first shell form a packaging box body which is externally sealed and internally provided with an accommodating space. The first shell and the second shell are respectively provided with a corresponding signal connector, the first shell and the second shell are respectively provided with a connector mounting hole for connecting with the corresponding signal connector, and the signal connector comprises a connector shell; wherein every connector shell is the appearance that the bottom is wide narrow on the top, the shape of connector mounting hole and the appearance phase-match of the connector shell that corresponds, the signal connector's that corresponds the installation on first casing and the second casing bottom is fixed in the positive and negative of PCB board 4 respectively.
It should be noted that the shape of each connector may be the same or different, and it is within the scope of the present disclosure that the shape is wide at the bottom and narrow at the top. Of course, for the purpose of simplifying the manufacturing process, the outer shapes of the connector housings on the same side may be selected to be the same.
The signal connection structure based on shape protection of the embodiment increases the connection strength and protects the signal connector; in addition, due to the shape arrangement of the connector shell with the wide bottom and the narrow top, no straight line gap exists between the signal connector and the shell, the possibility of light leakage is greatly reduced, photons cannot smoothly pass through the signal connector, and the shading effect is achieved, so that the effects of avoiding light leakage and enhancing connection firmness are achieved; the possibility of light leakage is reduced, and the problems that the connector is separated from the circuit board and the like caused by multiple plugging and unplugging operations between the signal wire and the connector are avoided or reduced.
Fourth embodiment
In a fourth exemplary embodiment of the present disclosure, a package box for packaging a quantum chip is provided, which includes any one of the signal connection structures based on shape protection of the present disclosure.
The packaging box body can be used in an extremely low temperature environment, for example, a working environment of 10 mK-room temperature can keep good signal transmission performance, when the connector is subjected to external tensile force, most of the tensile force is born due to the blocking of the shape of the shell, so that the tensile force born by the welding position of the circuit board and the signal connector is reduced, the connection strength is increased, and the signal connector is protected; in addition, due to the fact that the connector shell is wide at the bottom and narrow at the top, no straight line gap exists between the signal connector and the shell, the possibility of light leakage is greatly reduced, photons cannot smoothly pass through the signal connector, the shading effect is achieved, and the effects of avoiding light leakage and strengthening connection firmness are achieved.
Fifth embodiment
In a fifth exemplary embodiment of the present disclosure, there is provided an assembling method of a signal connection structure based on shape protection, as shown with reference to fig. 1, the assembling method including: fixing the signal connector 2 and the PCB 4 with the quantum chip; the connector mounting hole 11 of the housing 1 is fitted to the connector housing 21 of the signal connector 2 from the top down. So that the connector housing 21 is gradually fitted into the connector mounting hole 11 from the top to the bottom.
In summary, the present disclosure provides a signal connection structure and a package box based on shape protection, on the premise of ensuring that the internal structure of the general design of a connector is not changed, the shape of the connector housing of the signal connector is set to be a form with a wide bottom and a narrow top, the shape of the connector mounting hole in the housing is matched with the shape of the connector housing, that is, the connector is also in a form with a wide bottom and a narrow top, when the connector is subjected to an external pulling force, most of the pulling force is borne due to the blocking of the shape of the housing, so that the pulling force borne by the welding position of the circuit board and the signal connector is reduced, the connection strength is increased, and the signal connector is protected; in addition, due to the fact that the connector shell is wide at the bottom and narrow at the top, no straight line gap exists between the signal connector and the shell, the possibility of light leakage is greatly reduced, photons cannot smoothly pass through the signal connector, the shading effect is achieved, and the effects of avoiding light leakage and strengthening connection firmness are achieved. This signal connection structure based on shape protection can regard as the top cap or the base of encapsulation box body or regard as top cap and base simultaneously, according to actual signal output needs carry on adaptability set up can, the quantum chip encapsulation box body that contains this signal connection structure has the reliability of good signal transmission ability, leakproofness and connection.
It should be noted that directional terms, such as "upper", "lower", "front", "rear", "left", "right", and the like, mentioned in the embodiments are only directions referring to the drawings, and are not intended to limit the scope of the present disclosure. Throughout the drawings, like elements are represented by like or similar reference numerals. Conventional structures or constructions will be omitted when they may obscure the understanding of the present disclosure.
And the shapes and sizes of the respective components in the drawings do not reflect actual sizes and proportions, but merely illustrate the contents of the embodiments of the present disclosure. Furthermore, in the claims, any reference signs placed between parentheses shall not be construed as limiting the claim.
The use of ordinal numbers such as "first," "second," "third," etc., in the specification and claims to modify a corresponding element does not by itself connote any ordinal number of the element or any ordering of one element from another or the order of manufacture, and the use of the ordinal numbers is only used to distinguish one element having a certain name from another element having a same name.
Furthermore, the word "comprising" or "comprises" does not exclude the presence of elements or steps other than those listed in a claim. The word "a" or "an" preceding an element does not exclude the presence of a plurality of such elements. Unless a technical obstacle or contradiction exists, the above-described various embodiments of the present disclosure may be freely combined to form further embodiments, which are all within the scope of protection of the present disclosure.
The above-mentioned embodiments are intended to illustrate the objects, aspects and advantages of the present disclosure in further detail, and it should be understood that the above-mentioned embodiments are only illustrative of the present disclosure and are not intended to limit the present disclosure, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present disclosure should be included in the scope of the present disclosure.
Claims (10)
1. A signal connection structure based on shape protection, comprising:
a housing having a connector mounting hole formed therein;
a signal connector including a connector housing;
the connector shell is wide in bottom and narrow in top, the shape of the connector mounting hole is matched with that of the connector shell, the shell is nested in the connector shell of the signal connector through the connector mounting hole, and the bottom of the signal connector is fixedly connected with a PCB.
2. The signal connection structure according to claim 1, wherein the connector housing is assembled with the connector mounting hole by a minimum tolerance, a zero tolerance, or an interference fit.
3. The signal connection structure according to claim 1, wherein the form of the bottom-wide top-narrow profile includes one or a combination of the following forms:
conical, pyramidal, trapezoidal, truncated circular, and truncated pyramidal shapes.
4. The signal connection structure according to claim 1, wherein the signal connector further comprises:
an outer conductor disposed at an upper position inside the connector housing;
an insulator disposed at a lower position inside the connector housing; and
and the inner conductor penetrates through the insulator.
5. The signal connection structure of claim 1, wherein the signal connection structure is mounted on at least one of a top cover or a base of a package body, the package body is sealed at an outer portion and has an accommodating space therein.
6. The signal connection structure according to claim 1, wherein the signal connection structure is provided as two or one of the component parts of a package body, the package body comprises a first shell and a second shell, the first shell and the second shell are complementary in shape on the opposite side, and a connector mounting hole is provided on the first shell and/or the second shell, and the shape of the connector mounting hole is matched with the shape of a connector housing of a correspondingly mounted signal connector.
7. The signal connection structure according to claim 6, wherein a boss is provided on the second housing, and a groove having a depth greater than a height of the boss is provided on the first housing.
8. The signal connection structure of claim 5, wherein the accommodating space is used for accommodating the PCB, and the PCB is used for accommodating a quantum chip.
9. The signal connection structure according to any one of claims 1 to 8, wherein the signal connection structure can be used in a working environment of 10mK to room temperature.
10. A package for packaging a quantum chip, comprising the signal connection structure of any one of claims 1 to 9.
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| CN201921167711.2U CN210224336U (en) | 2019-07-23 | 2019-07-23 | Signal connection structure and encapsulation box body based on shape protection |
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| CN201921167711.2U CN210224336U (en) | 2019-07-23 | 2019-07-23 | Signal connection structure and encapsulation box body based on shape protection |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110492274A (en) * | 2019-07-23 | 2019-11-22 | 中国科学技术大学 | Signal connection structure and its assembly method, Package boxes based on shape protection |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110492274A (en) * | 2019-07-23 | 2019-11-22 | 中国科学技术大学 | Signal connection structure and its assembly method, Package boxes based on shape protection |
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