CN111342304A

CN111342304A - Card seat and electronic equipment

Info

Publication number: CN111342304A
Application number: CN202010150468.4A
Authority: CN
Inventors: 徐春林
Original assignee: Yulong Computer Telecommunication Scientific Shenzhen Co Ltd
Current assignee: Yulong Computer Telecommunication Scientific Shenzhen Co Ltd
Priority date: 2020-03-05
Filing date: 2020-03-05
Publication date: 2020-06-26
Anticipated expiration: 2040-03-05
Also published as: CN111342304B

Abstract

The application provides a card holder and an electronic device, the card holder comprises a card holder and a rolling module, elastic module and block structure, the card holds in the palm and is equipped with containing structure, the roll module is located between card support and the elastic module, the block structure includes holding end and card end of holding, holding end is fixed on the roll module, the roll module includes supporting body and roll axis, be equipped with the roll space in the supporting body, the roll axis includes location section and sliding section, the location section is located the roll space, the elastic module includes the casing, elastic component and guide slot, be equipped with the accommodation space in the casing, elastic component and guide slot interval are located the accommodation space and are connected in the casing, elastic component connects casing and supporting body, the sliding section of roll axis is located in the guide slot, the guide slot includes the stiff end and breaks away from the end, when the roll axis is located the stiff end, block structure block, when the roll axis is located the break. When the card seat is used, the card support and the SIM card can be taken out only by pressing, the operation is simple and convenient, and a card needle is not needed.

Description

Card seat and electronic equipment

Technical Field

The present invention relates to the field of electronic technologies, and in particular, to a card socket and an electronic device.

Background

At present, handheld devices are developing towards increasingly light, thin and concise, in order to meet the development trend, more and more mobile phones adopt non-detachable batteries, the batteries and the battery covers cannot be detached, and the batteries and the battery covers increase the battery capacity and simultaneously make products as light and thin as possible. In such electronic devices, the SIM card is accommodated and fixed by the SIM card holder, however, when the SIM card needs to be taken out, the operation is troublesome.

When using traditional SIM cassette, need to use the card needle in addition just can hold in the palm the SIM card and take out from corresponding electronic equipment, the operation is comparatively loaded down with trivial details, and the card needle not only need carry at any time and still lose easily.

Disclosure of Invention

The invention aims to provide a card holder and an electronic device, which are used for solving the technical problem.

The card holder is used for accommodating and fixing an SIM card and is characterized in that the card holder comprises a card holder, a rolling module, an elastic module and a clamping structure, the card holder is provided with an accommodating structure for accommodating the SIM card, the rolling module is arranged between the card holder and the elastic module, the clamping structure comprises a fixing end and a clamping end opposite to the fixing end, the fixing end is fixedly arranged on the rolling module, the rolling module comprises a bearing body and a rolling shaft, a rolling space is arranged in the bearing body, the rolling shaft comprises a positioning section and a sliding section, the positioning section is positioned in the rolling space, the elastic module comprises a shell, an elastic piece and a guide groove, an accommodating space is arranged in the shell, the elastic piece and the guide groove are arranged in the accommodating space at intervals and connected with the shell, and the elastic piece is connected with the shell and the bearing body, the supporting body is supported in an elastic mode, the sliding section of the rolling shaft is arranged in the guide groove, the sliding section can move along the guide groove, the guide groove comprises a fixed end and a separation end, when the sliding section is located at the fixed end, the clamping end of the clamping structure is clamped on the clamping support, so that the clamping support is connected with the rolling module, when the clamping support is pressed, the clamping support pushes the supporting body to move towards the direction entering the containing space, the supporting body drives the sliding section to slide from the fixed end to the guide groove, and the elastic piece is compressed elastically; when the card support releases pressure, the elastic piece pushes the bearing body to move towards the direction of sliding out of the containing space, the bearing body drives the sliding section to move towards the separation end from the guide groove, when the sliding section is located at the separation end, the clamping end of the clamping structure is separated from the card support, and the card support is separated from the rolling module.

In one embodiment, the guide slot includes a first slide and a second slide, the first slide includes a first starting end and a first terminating end, the first terminating end is located at a position where the first starting end deviates from the card holder, the second slide includes a second starting end and a second terminating end, the second terminating end is located at a position where the second starting end is close to the card holder, the first terminating end is connected with the second starting end, the first starting end is the separation end, and the second terminating end is the fixed end.

In one embodiment, the guide slot is a heart-shaped structure, the guide slot further includes a third slide and a fourth slide, the first slide, the second slide, the third slide and the fourth slide are sequentially connected end to end, the third slide includes a third start end and a third end, the third end is located at a position where the third start end deviates from the card holder, the fourth slide includes a fourth start end and a fourth end, the fourth end is located at a position where the fourth start end is close to the card holder, and all of the first end and the second start end, the second end and the third start end, the third end and the fourth start end, and the fourth end and the first start end are of a unidirectional structure.

In one embodiment, the one-way structure is a drop-type structure, and the first terminating end is located at a position where the second starting end is close to the card holder; the second termination end is positioned at the position of the third starting end close to the card holder; the third termination end is located at a position where the fourth starting end is close to the card holder, and the fourth termination end is located at a position where the first starting end is close to the card holder.

In one embodiment, the first termination end is located at a position where the fourth start end is close to the card holder, and the second start end is located at a position where the third termination end is close to the card holder.

In one embodiment, the housing includes a bottom plate and a side wall, the bottom plate and the side wall enclose to form the accommodating space, the guide groove is connected to the side wall of the housing, the elastic member is connected to the bottom plate and the bearing member, and the elastic member and the guide groove are arranged at intervals.

In one embodiment, the rolling space includes a horizontal rolling groove, the positioning section of the rolling shaft is disposed in the horizontal rolling groove, the holding end is connected to the rolling shaft, the horizontal rolling groove includes a first end and a second end, the retainer further includes a clamping groove, when the positioning section of the rolling shaft is located at the first end, the sliding section of the rolling shaft is located at the disengaging end at the same time, and the clamping end is separated from the clamping groove; when the positioning section of the rolling shaft is positioned at the second end, the sliding section of the rolling shaft is positioned at the fixed end, and the clamping end is clamped with the clamping groove.

In one embodiment, the card holder comprises two accommodating structures, the two accommodating structures are oppositely arranged, and the two accommodating structures are distributed in an axisymmetric manner relative to a central symmetry axis of the card holder.

In one embodiment, the inner wall of the guide groove is provided with a lubricating layer.

When using this application during the cassette, because roll the module with the existence of elasticity module only needs through the mode of pressing, can with the card holds in the palm takes out to take out the SIM card, it is comparatively simple and convenient to operate, and need not use the card needle.

The application provides an electronic device, which comprises the card holder.

When using this application during electronic equipment, because in the electronic equipment the cassette include roll the module with the elasticity module only needs through the mode of pressing, can with the card holds in the palm takes out, thereby takes out the SIM card, it is comparatively simple and convenient to operate, and need not use the card needle.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a card socket provided in an embodiment of the present application.

Fig. 2 is a schematic structural view of the cartridge shown in fig. 1 in one embodiment.

Fig. 3 is a schematic structural diagram of a guide groove in a card holder provided in an embodiment of the present application.

Fig. 4 is a schematic structural diagram of a card holder in a card socket according to an embodiment of the present application.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

At present, most of traditional electronic equipment all adopted non-detachable battery, and battery cover all can not be dismantled promptly, when above-mentioned traditional electronic equipment used traditional SIM cassette 1000, need use the card needle just can take out the SIM card from corresponding traditional electronic equipment, and the operation is comparatively loaded down with trivial details, and the card needle not only need carry at any time still loses easily. The embodiment of the application provides an electronic device, electronic device includes a cassette 1000, when using this cassette 1000, only needs the mode through pressing, can take out the card support 100 in the cassette 1000 to take out the SIM card, it is comparatively simple and convenient to operate, and need not use the card needle.

Referring to fig. 1, fig. 1 is a schematic structural diagram of a card seat 1000 according to an embodiment of the present disclosure.

The card socket 1000 provided by the embodiment of the present application is used for receiving and fixing a SIM card, the card socket 1000 includes a card holder 100, a rolling module 200, an elastic module 300 and a clamping structure 400, the card holder 100 is provided with a receiving structure 10 for receiving the SIM card, the rolling module 200 is disposed between the card holder 100 and the elastic module 300, the clamping structure 400 includes a holding end 41 and a clamping end 42 disposed opposite to the holding end 41, the holding end 41 is fixed on the rolling module 200, the rolling module 200 includes a carrier 21 and a rolling shaft 22, a rolling space 211 is disposed in the carrier 21, the rolling shaft 22 includes a positioning section (not shown) and a sliding section (not shown), the positioning section is located in the rolling space 211, the elastic module 300 includes a housing 38, an elastic member 39 and a guide groove 30, a receiving space is disposed in the housing 38, the elastic member 39 and the guide groove 30 are disposed in the receiving space and connected to the housing 38, the elastic member 39 connects the housing 38 and the carrier, the supporting body 21 is elastically supported, the sliding section of the rolling shaft 22 is arranged in the guide groove 30, the sliding section can move along the guide groove 30, the guide groove 30 comprises a fixed end 301 and a separation end 302, when the sliding section is positioned at the fixed end 301, the clamping end 42 of the clamping structure 400 is clamped on the clamping holder 100 so that the clamping holder 100 is connected with the rolling module 200, when the clamping holder 100 is pressed, the clamping holder 100 pushes the supporting body 21 to move towards the direction entering the accommodating space, the supporting body 21 drives the sliding section to slide from the fixed end 301 to the guide groove 30, and the elastic piece 39 elastically compresses; when the card holder 100 releases the pressure, the elastic member 39 pushes the carrier 21 to move in the direction of sliding out of the accommodating space, the carrier 21 drives the sliding section to move from the guiding groove 30 to the disengaging end 302, and when the sliding section is located at the disengaging end 302, the clamping end 42 of the engaging structure 400 disengages from the card holder 100, and the card holder 100 is separated from the rolling module 200.

When the card socket 1000 provided by the embodiment of the application is used, the card holder 100 can be taken out only by pressing due to the existence of the rolling module 200 and the elastic module 300, so that the SIM card can be taken out, the operation is simple and convenient, and a card needle does not need to be used.

In one embodiment, the guide slot 30 includes a first slide track 31 and a second slide track 32, the first slide track 31 includes a first starting end 311 and a first terminating end 312, the first terminating end 312 is located at a position where the first starting end 311 faces away from the card holder 100, the second slide track 32 includes a second starting end 321 and a second terminating end 322, the second terminating end 322 is located at a position where the second starting end 321 is close to the card holder 100, the first terminating end 312 is connected to the second starting end 321, the first starting end 311 is the releasing end 302, and the second terminating end 322 is the fixing end 301.

In the process of fixing the SIM card in the card socket 1000, the sliding section of the rolling shaft 22 is initially located at the releasing end 302 of the guiding groove 30, i.e. the first starting end 311 of the first sliding channel 31, the engaging structure 400 between the rolling module 200 and the card holder 100 is in a separated state, by pressing the card holder 100, the card holder 100 supports the rolling module 200 to move towards the elastic module 300, the rolling shaft 22 is under pressure, the sliding section moves from the first starting end 311 along the first sliding channel 31 to the first ending end 312, because the first ending end 312 is connected with the second starting end 321, the sliding section of the rolling shaft 22 enters the second starting end 321, at this time, the card holder 100 is released, the elastic member 39 supports the rolling module 200 to move towards the card holder 100, the rolling shaft 22 is under elastic force, the sliding section moves from the second starting end 321 along the second sliding channel 32 to the second ending end 322, i.e. the fixed end 301, the engaging end 42 of the engaging structure 400 is engaged with the card holder 100 to connect the card holder 100 and the rolling module 200, thereby realizing the installation of the SIM card.

It will be appreciated that the operation of removing the SIM card corresponds to the operation of installing the SIM card. In the process of taking out the SIM card, the sliding section of the rolling shaft 22 is initially located at the fixed end 301 of the guide slot 30, i.e. the second terminating end 322 of the second sliding track 32, the engaging structure 400 between the rolling module 200 and the card holder 100 is in the engaging state, by pressing the card holder 100, the card holder 100 abuts against the rolling module 200 and moves towards the elastic module 300, the rolling shaft 22 is under the pressure, the sliding section moves from the second terminating end 322 along the second sliding track 32 to the second starting end 321, because the first terminating end 312 is connected with the second starting end 321, the sliding section of the rolling shaft 22 enters the first terminating end 312, at this time, the card holder 100 is released, the elastic member 39 abuts against the rolling module 200 and moves towards the card holder 100, the rolling shaft 22 is under the elastic force, the sliding section moves from the first terminating end 312 along the first sliding track 31 to the first starting end 311, i.e. the disengaging end 302, the engaging end 42 of the engaging structure 400 disengages from the card holder 100, thereby separating the card holder 100 from the rolling module 200 and further realizing the removal of the SIM card.

In the structure, the SIM card can be installed and taken out only by pressing, the operation is simple and convenient, and a card needle is not needed.

Referring to fig. 2, fig. 2 is a schematic structural diagram of the card socket 1000 shown in fig. 1 according to an embodiment.

In one embodiment, the guide slot 30 is a heart-shaped structure, the guide slot 30 further includes a third slide way 33 and a fourth slide way 34, the first slide way 31, the second slide way 32, the third slide way 33 and the fourth slide way 34 are sequentially connected end to end, the third slide way 33 includes a third starting end 331 and a third terminating end 332, the third terminating end 332 is located at a position where the third starting end 331 deviates from the card holder 100, the fourth slide way 34 includes a fourth starting end 341 and a fourth terminating end 342, the fourth terminating end 342 is located at a position where the fourth starting end 341 is close to the card holder 100, and all of the positions between the first terminating end 312 and the second starting end 321, between the second terminating end 322 and the third starting end 331, between the third terminating end 332 and the fourth starting end 341, and between the fourth terminating end 342 and the first starting end 311 are unidirectional structures.

The present embodiment is different from the above embodiments in the process of taking out the SIM card. In this embodiment, the operation process of taking out the SIM card is different, the sliding section of the rolling shaft 22 is initially located at the fixed end 301 of the guide slot 30, i.e. the second ending end 322 of the second sliding track 32, the engaging structure 400 between the rolling module 200 and the card holder 100 is in the engaging state, by pressing the card holder 100, the card holder 100 abuts against the rolling module 200 and moves towards the elastic module 300, because the second sliding track 32 is connected with the third sliding track 33, the sliding section of the rolling shaft 22 enters the third starting end 331, and then moves from the third starting end 331 to the third ending end 332, at this time, the card holder 100 is released, the elastic member 39 abuts against the rolling module 200 and moves towards the card holder 100, because the third sliding track 33 is connected with the fourth sliding track 34, the sliding section enters the fourth starting end 341, the rolling shaft 22 receives the elastic force, and the sliding section of the rolling shaft 22 moves from the fourth starting end 341 to the fourth ending end 342 along the fourth sliding track 34, meanwhile, since the fourth slide 34 is connected to the first slide 31, the sliding section enters the first start end 311, i.e. the separation end 302, and the engaging structure 400 is in a separated state, so that the card holder 100 is separated from the rolling module 200, thereby achieving the removal of the SIM card.

Under the structure, the fixed path of the SIM card is separated from the taking-out path, the fixed path is the first slide way 31 and the second slide way 32, the taking-out path is the third slide way 33 and the fourth slide way 34, the fixed path is separated from the taking-out path, the service life of the card holder 1000 can be effectively prolonged, and the one-way structures are respectively arranged between the first end 312 and the second start end 321, between the second end 322 and the third start end 331, between the third end 332 and the fourth start end 341, and between the fourth end 342 and the first start end 311, so that the sliding section of the rolling shaft 22 can only move along the fixed direction, the reverse movement of the rolling shaft 22 is avoided, and the normal operation of the function is ensured.

Referring to fig. 3, fig. 3 is a schematic structural diagram of a guide groove 30 in a card socket 1000 according to an embodiment of the present disclosure.

In one embodiment, the one-way structure in the guiding groove 30 is a drop-type structure, and the first terminating end 312 is located at a position where the second starting end 321 is close to the card holder 100; the second terminating end 322 is located at a position where the third starting end 331 is close to the card holder 100; the third terminating end 332 is located at the position where the fourth starting end 341 is close to the card holder 100, and the fourth terminating end 342 is located at the position where the first starting end 311 is close to the card holder 100. Under this structure, when the sliding section of the rolling shaft 22 is located at the ending end of the slide way, the sliding section can fall into the adjacent starting end of the adjacent slide way, however, due to the height difference, the sliding section of the rolling shaft 22 cannot reversely enter the adjacent ending end of the adjacent slide way from the starting end of the slide way, it should be noted that the adjacent starting end is the starting end closest to the indicated ending end, and the adjacent ending end is the ending end closest to the indicated starting end. When the one-way structure is a falling structure, the structure is simple, the occupied space is small, the reverse movement of the rolling shaft 22 can be avoided, and the normal operation of the function is ensured.

It is understood that the one-way structure in the guiding groove 30 includes, but is not limited to, a dropping structure, and may be any structure that meets the corresponding functional requirements, and the description thereof is omitted here.

In one embodiment, the first terminating end 312 is located at the position where the fourth starting end 341 is close to the card holder 100, and the second starting end 321 is located at the position where the third terminating end 332 is close to the card holder 100. Under this structure, the fixed path of SIM card is for taking out the route, more is close to the card in the position and holds in the palm 100, when fixed SIM card promptly, only need hold in the palm 100 with the card and press a definite position, can realize the fixed of card support 100 after loosening, and then make the SIM card fixed, and when taking out the SIM card, need hold in the palm 100 with the card and press to more intensive position, just can realize taking out of card support 100 after loosening, and then take out the SIM card. By using the card socket 1000 provided by the present embodiment, the separation of the card holder 100 and the loss of the SIM card caused by accidental collision or extrusion can be effectively avoided.

In one embodiment, the housing 38 of the elastic module 300 includes a bottom plate and a side wall, the bottom plate and the side wall are enclosed to form an accommodating space, the guide groove 30 is connected to the side wall of the housing 38, the elastic member 39 connects the bottom plate and the supporting member, and the elastic member 39 and the guide groove 30 are spaced apart from each other. With this structure, the elastic member 39 and the guide groove 30 are distributed at different positions, and mutual interference between the elastic member 39 and the guide groove 30 is avoided. In one embodiment, the elastic member 39 is a spring, and it is understood that the elastic member 39 includes, but is not limited to, a spring, and can be any material and structure that can meet the corresponding functional requirements. Meanwhile, the distribution positions of the guide groove 30 and the elastic member 39 are not particularly limited, and may be located at any positions that satisfy the corresponding functional requirements.

In one embodiment, the inner wall of the channel 30 is provided with a lubricating layer. Set up the lubricant film on the guide slot 30 inner wall of elasticity module 300 for the sliding section of roll axle 22 can carry out better removal in guide slot 30, can not produce great frictional force, and roll axle 22 and guide slot 30 also can not have great friction damage, have prolonged the life of cassette 1000.

In one embodiment, the rolling space 211 includes a horizontal rolling groove 2110, a positioning section of the rolling shaft 22 is disposed in the horizontal rolling groove 2110, the holding end 41 is connected to the rolling shaft 22, the horizontal rolling groove 2110 includes a first end 2111 and a second end 2112, the card holder 100 further includes a card slot 11, when the positioning section of the rolling shaft 22 is located at the first end 2111, the sliding section of the rolling shaft 22 is located at the disengaging end 302, and the holding end 42 is separated from the card slot 11; when the positioning section of the rolling shaft 22 is located at the second end 2112, the sliding section of the rolling shaft 22 is located at the fixed end 301, and the clamping end 42 is clamped with the card slot 11. Under the structure, the card holder 100 is pressed, and the clamping and the separation of the clamping structure 400 between the card holder 100 and the rolling module 200 can be effectively controlled through the position change of the rolling shaft 22, so that the fixation and the separation of the card holder 100 and the SIM card are realized.

It should be noted that the positioning section and the sliding section refer to only different position areas on the rolling shaft 22, and the rolling shaft 22 is not divided into a plurality of parts, and the rolling shaft 22 may still be an integral structure.

When the rolling shaft 22 is located at the first end 2111, the rolling shaft 22 generates a pulling force on the holding end 41 connected thereto, so as to drive the retaining end 42 to disengage from the slot 11, and separate the engaging structure 400 from the slot 11; when the rolling shaft 22 moves to the second end 2112, the rolling shaft 22 has no pulling force or generates a pushing force on the holding end 41 connected thereto, so as to drive the retaining end 42 to be engaged with the slot 11.

It can be understood that the engaging structure 400 is not limited to the above structure, and the rolling module 200 is not limited to the above structure, and the engaging structure 400 and the rolling module 200 can be any structure as long as the corresponding functional requirements are met, that is, when the rolling shaft 22 is located at the fixed end 301, the engaging structure 400 is in the engaging state, so that the card holder 100 is connected with the rolling module 200, and when the rolling shaft 22 is located at the disengaging end 302, the engaging structure 400 is in the disengaging state, and the card holder 100 is separated from the rolling module 200.

Referring to fig. 4, fig. 4 is a schematic structural diagram of a card holder 100 in a card socket 1000 according to an embodiment of the present disclosure.

In one embodiment, the card holder 100 includes two receiving structures 10, the two receiving structures 10 are disposed opposite to each other, and the two receiving structures 10 are axially symmetrically distributed with respect to a central symmetry axis of the card holder 100. Under this structure, because two containment structure 10 designs complete symmetry, and all can hold the SIM card for the card holds in the palm 100 two sides all can place the SIM card, satisfies the double cassette function, simultaneously, even the card holds in the palm 100 upset 180 degrees, the pendulum of SIM card is to keeping unchanged, makes the card hold in the palm 100 and can realize two-way the inserting, and can not cause structural damage. Moreover, the card slots 11 on the card holder 100 may also be symmetrically distributed, so that even if the card holder 100 is turned over by 180 degrees, the engaging structure 400 may still meet the corresponding functional requirements.

When using the card seat 1000 that this application embodiment provided, because the card seat 1000 includes that the card holds in the palm 100, roll module 200 and elasticity module 300, only need through the mode of pressing, can realize that the card holds in the palm 100 fixed with taking out, and then fixed with taking out the SIM card, it is comparatively simple and convenient to operate, and need not use the card needle, and, because the design of the two holding structure 10 of symmetry in the card holds in the palm 100, make the card seat 1000 can satisfy two card functions, card holds in the palm 100 simultaneously and can realize two-way inserting, and can not cause structural damage.

The electronic device provided by the embodiment of the present application includes the card socket 1000 provided by any one of the above embodiments. When using the electronic equipment that this application embodiment provided, because the cassette 1000 in the electronic equipment includes that the card holds in the palm 100, roll module 200 and elasticity module 300 isotructure, only need through the mode of pressing, can realize that the card holds in the palm the fixed of 100 and takes out, and then fix and take out the SIM card in the electronic equipment, it is comparatively simple and convenient to operate, and need not use the card needle, and, because the design of the two containment structures 10 of symmetry in the card holds in the palm 100, make electronic equipment can satisfy two card functions, the card holds in the palm 100 simultaneously and can realize two-way the inserting, and can not cause structural damage.

The technical features of the above embodiments may be arbitrarily combined, and for the sake of brief description, all possible combinations of the technical features in the above embodiments are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above examples only show some embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A card holder for accommodating and fixing an SIM card is characterized in that the card holder comprises a card holder, a rolling module, an elastic module and a clamping structure, the card holder is provided with an accommodating structure for accommodating the SIM card, the rolling module is arranged between the card holder and the elastic module, the clamping structure comprises a fixing end and a clamping end opposite to the fixing end, the fixing end is fixedly arranged on the rolling module, the rolling module comprises a bearing body and a rolling shaft, a rolling space is arranged in the bearing body, the rolling shaft comprises a positioning section and a sliding section, the positioning section is positioned in the rolling space, the elastic module comprises a shell, an elastic piece and a guide groove, an accommodating space is arranged in the shell, the elastic piece and the guide groove are arranged in the accommodating space at intervals and connected with the shell, and the elastic piece is connected with the shell and the bearing body, the supporting body is supported in an elastic mode, the sliding section of the rolling shaft is arranged in the guide groove, the sliding section can move along the guide groove, the guide groove comprises a fixed end and a separation end, when the sliding section is located at the fixed end, the clamping end of the clamping structure is clamped on the clamping support, so that the clamping support is connected with the rolling module, when the clamping support is pressed, the clamping support pushes the supporting body to move towards the direction entering the containing space, the supporting body drives the sliding section to slide from the fixed end to the guide groove, and the elastic piece is compressed elastically; when the card support releases pressure, the elastic piece pushes the bearing body to move towards the direction of sliding out of the containing space, the bearing body drives the sliding section to move towards the separation end from the guide groove, when the sliding section is located at the separation end, the clamping end of the clamping structure is separated from the card support, and the card support is separated from the rolling module.

2. The cartridge of claim 1, wherein the channel includes a first channel and a second channel, the first channel includes a first starting end and a first terminating end, the first terminating end is located at a position where the first starting end faces away from the card holder, the second channel includes a second starting end and a second terminating end, the second terminating end is located at a position where the second starting end is close to the card holder, the first terminating end is connected to the second starting end, the first starting end is the releasing end, and the second terminating end is the fixing end.

3. The card holder according to claim 2, wherein the guide slot is a heart-shaped structure, the guide slot further includes a third slide way and a fourth slide way, the first slide way, the second slide way, the third slide way and the fourth slide way are sequentially connected end to end, the third slide way includes a third starting end and a third ending end, the third ending end is located at a position where the third starting end deviates from the card holder, the fourth slide way includes a fourth starting end and a fourth ending end, the fourth ending end is located at a position where the fourth starting end is close to the card holder, and all of the positions between the first ending end and the second starting end, between the second ending end and the third starting end, between the third ending end and the fourth starting end, and between the fourth ending end and the first starting end are unidirectional structures.

4. The cartridge according to claim 3, wherein the one-way structure is a drop-off structure, and the first terminating end is located at a position where the second initiating end is close to the card holder; the second termination end is positioned at the position of the third starting end close to the card holder; the third termination end is located at a position where the fourth starting end is close to the card holder, and the fourth termination end is located at a position where the first starting end is close to the card holder.

5. The socket of claim 3, wherein the first terminal end is located at the fourth starting end near the socket, and the second starting end is located at the third terminal end near the socket.

6. The clamping base according to claim 1, wherein the housing includes a bottom plate and a side wall, the bottom plate and the side wall are surrounded to form the accommodating space, the guide groove is connected to the side wall of the housing, the elastic member is connected to the bottom plate and the bearing member, and the elastic member and the guide groove are spaced apart from each other.

7. The cartridge according to claim 1, wherein the rolling space includes a horizontal rolling groove, the positioning section of the rolling shaft is disposed in the horizontal rolling groove, the holding end is connected to the rolling shaft, the horizontal rolling groove includes a first end and a second end, the cartridge further includes a clamping groove, when the positioning section of the rolling shaft is located at the first end, the sliding section of the rolling shaft is located at the disengaging end at the same time, and the clamping end is separated from the clamping groove; when the positioning section of the rolling shaft is positioned at the second end, the sliding section of the rolling shaft is positioned at the fixed end, and the clamping end is clamped with the clamping groove.

8. The socket according to claim 1, wherein the socket comprises two receiving structures, the two receiving structures are disposed opposite to each other, and the two receiving structures are axially symmetrically distributed with respect to a central symmetry axis of the socket.

9. The cartridge according to claim 1, wherein a lubricating layer is provided on an inner wall of the guide channel.

10. An electronic device, characterized in that the electronic device comprises a cartridge according to any of claims 1-9.