CN111009754A

CN111009754A - Cassette connector, card group and electronic equipment

Info

Publication number: CN111009754A
Application number: CN201911285311.6A
Authority: CN
Inventors: 林振业; 陈学银; 吕雷
Original assignee: Vivo Mobile Communication Co Ltd
Current assignee: Vivo Mobile Communication Co Ltd
Priority date: 2019-12-13
Filing date: 2019-12-13
Publication date: 2020-04-14
Anticipated expiration: 2039-12-13
Also published as: CN111009754B

Abstract

An embodiment of the present invention provides a card socket connector, the card socket connector includes: a card socket main body; a card socket terminal, and the card socket terminal is fixedly connected with the card socket main body; wherein, the card socket terminal includes a terminal connecting head, and the terminal connecting head is connected with At least two pressing openings are arranged at the connection part of the main body of the card holder, the upper and lower sides of the terminal connecting head are provided with pressing openings, and the pressing openings are smaller than the terminal connecting head. In the embodiment of the present invention, by setting the pressing opening smaller than the terminal connecting head, the pressing of the terminal connecting head can be made more stable and reliable, and the beneficial effect that the terminal connecting head is not easily lifted can be achieved.

Description

Cassette connector, card group and electronic equipment

Technical Field

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

Background

At present, smart phones have become important tools in people's life and work, and the SIM/TF card is put into the card holder type card holder in the most common way at present. However, in the use process of people, the terminals of the card-holder type card seat are easily damaged by the hooks and broken pins of the card holder or other objects, so that the function is disabled.

In the prior art, the dual-card dual-standby function of the smart phone is standard, and the SIM card and the TF card are placed in a single card holder side by side and then inserted into a three-in-two or three-in-three card holder in the smart phone, so that the PCB layout area can be reduced, and more space is provided for the layout of a battery, an antenna and the like. The requirement for the internal stacking space of the 5G mobile phone, which is about to come into wide use, is greater, and therefore, it is a rigid requirement in the industry how to reduce the board occupation area of each device, such as the card socket.

In the research process, the inventor finds that in the current common terminal structure as shown in fig. 1 to fig. 3, the terminal head is exposed, and the top end of the terminal head is pressed by narrow and weak plastic, and during the use process of long-term plugging and unplugging and pressing the terminal, the pressed plastic is easy to deform and damage, so that the pressing failure is caused, the terminal head is tilted, and then the terminal head is scraped by a card or the card support hook is hooked to cause a pin collapse.

Disclosure of Invention

Embodiments of the present invention provide a card socket connector to solve the problem of functional failure caused by the fact that a terminal head portion is easily tilted in the prior art.

In order to solve the technical problem, the invention is realized as follows:

in a first aspect, an embodiment of the present invention provides a card socket connector, including: a card seat main body; the card seat terminal is fixedly connected with the card seat main body; the clamping seat terminal comprises a terminal connector, at least two pressing openings are formed in the joint of the terminal connector and the clamping seat main body, the pressing openings are formed in the upper side and the lower side of the terminal connector, and the pressing openings are smaller than the terminal connector.

In a second aspect, an embodiment of the present invention further provides a card set, where the card set includes the above-mentioned card socket connector.

In a third aspect, an embodiment of the present invention further provides an electronic device, where the electronic device includes the card set as described above.

In the embodiment of the invention, the pressing ports smaller than the terminal connectors are arranged, so that the terminal connectors can be pressed more stably and reliably, at least two pressing ports are left ports of the pressed piece, the pressed piece can be higher in stability in the processing process of the card holder connector, the card holder terminals and the card holder main body can be better combined, and the beneficial effect that the terminal connectors are not easy to tilt can be realized.

Drawings

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

Fig. 1 is a schematic view showing a structure of a card socket connector in the prior art;

fig. 2 shows a cross-sectional view of the side of a prior art card connector;

fig. 3 is a cross-sectional view showing a side surface of a card holder connector in a state of collapse in the prior art;

fig. 4 is a schematic structural diagram of a card socket connector according to an embodiment of the present invention;

fig. 5 is a top view of a card connector according to an embodiment of the present invention;

fig. 6 is a bottom view of a card connector according to an embodiment of the present invention;

fig. 7 is a front view of a card connector according to an embodiment of the present invention;

fig. 8 is a side view of a card connector according to an embodiment of the present invention;

fig. 9 is a top view of another orientation of the card connector of the present invention;

FIG. 10 is a schematic structural diagram of a cartridge body according to an embodiment of the present invention;

fig. 11 is a schematic structural diagram of a socket terminal according to an embodiment of the present invention;

FIG. 12 is a schematic view showing a structure of a card set in the prior art;

FIG. 13 is a schematic view showing still another structure of a card set in the prior art;

FIG. 14 is a schematic view showing still another structure of a card set in the prior art;

FIG. 15 is a schematic diagram of a card assembly according to an embodiment of the invention;

FIG. 16 is a schematic diagram of another embodiment of a card assembly according to the present invention;

fig. 17 is a schematic diagram showing a comparison between the card socket connector according to the embodiment of the present invention and two prior art card socket connectors.

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 some, not all, embodiments of the present invention. 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.

It should be appreciated that reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure or characteristic described in connection with the embodiment is included in at least one embodiment of the present invention. Thus, the appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

In various embodiments of the present invention, it should be understood that the sequence numbers of the following processes do not mean the execution sequence, and the execution sequence of each process should be determined by its function and inherent logic, and should not constitute any limitation to the implementation process of the embodiments of the present invention.

Referring to fig. 4 to 11, in an embodiment of the present invention, there is provided a card socket connector including: a cartridge body 10; the card holder terminal 20, the card holder terminal 20 is fixedly connected with the card holder main body 10; the card socket terminal 20 includes a terminal connector 222, at least two pressing openings are provided at the connection between the terminal connector 222 and the card socket main body 10, the pressing openings are provided at the upper and lower sides of the terminal connector 222, and the pressing openings are smaller than the terminal connector 222.

In the embodiment of the present invention, by providing the pressing opening smaller than the terminal connector 222, the terminal connector 222 can be pressed more stably and reliably, and the beneficial effect that the terminal connector 222 is not easy to tilt can be achieved. Specifically, at least two suppression mouths are the mouth of leaving over of presswork, and the presswork can be higher at the cassette connector stability in the course of working, can make terminal connector 222 set up in preset position department through the suppression of presswork to terminal connector 222, guarantees the better combination of cassette terminal 20 and cassette main part 10. After the pressing opening is smaller than the terminal connector 222, the pressing of the terminal connector 222 can be further ensured to be stable and reliable, and the pressing opening above is preferably set to be a smaller circular hole. The upper side here refers to the side of the card connector that mates with the connection card.

Optionally, in the embodiment of the present invention, the socket main body 10 and the socket terminal 20 are integrally disposed through an injection molding process.

In the embodiment of the present invention, the above manner can make the card socket main body 10 and the card socket terminal 20 better combined, and ensure the stability of the connection between the card socket main body 10 and the card socket terminal 20.

Optionally, in an embodiment of the present invention, the socket terminal 20 further includes a fixed portion 21 and a movable portion 22, the fixed portion 21 is connected to the socket body 10, and the movable portion 22 is at least partially away from the fixed portion 21.

In the embodiment of the present invention, the fixing portion 21 is mainly disposed to connect with a docking device, which may be an electronic device. The movable portion 22 is arranged to be connected to a connection card. The connection card can be a memory card, a SIM card and the like. By moving the movable portion 22 at least partially away from the fixed portion 21, the movable portion 22 can be better connected to the connecting card.

It should be noted that the fixing portion 21 at least partially protrudes to the outside of the socket body 10 to form a plurality of connection pins (pin legs).

Optionally, in the embodiment of the present invention, the movable portion 22 includes a plurality of "V" shaped elastic pieces arranged at intervals.

In the embodiment of the present invention, the plurality of "V" shaped elastic pieces are arranged to make the movable portion 22 have a plurality of connection points, and the connection card also has a plurality of connection points, so that the connection between the movable portion 22 and the connection card can be in one-to-one correspondence.

Optionally, in the embodiment of the present invention, a first end of the "V" shaped elastic piece is connected to the fixing portion 21, a second end of the "V" shaped elastic piece is a free end, and the free end is the terminal connector 222.

In the embodiment of the invention, the arrangement of the free end can prevent two ends of the V-shaped elastic sheet from being connected with the fixing part 21, so that the V-shaped elastic sheet can form an open port to be conveniently connected with the connecting card.

Optionally, in the embodiment of the present invention, after the card socket main body 10 is combined with the card socket terminal 20, the free end of the "V" shaped elastic sheet is fixed on the card socket main body 10, and the middle of the "V" shaped elastic sheet is far away from the fixing portion 21.

In the embodiment of the invention, after the free end of the V-shaped elastic sheet is fixed on the card seat main body 10, the stability of the V-shaped elastic sheet can be ensured, the defects of dislocation, bending and the like of the V-shaped elastic sheet are prevented, and the pin burst is avoided.

Optionally, in the embodiment of the present invention, pressing openings are respectively disposed on the upper side and the lower side of the second end of the "V" -shaped elastic sheet, and at least two pressing openings are remaining holes for pressing the "V" -shaped elastic sheet in the injection molding process.

In the embodiment of the invention, the arrangement of the at least two pressing openings can ensure that the V-shaped elastic sheet is more stable and reliable in the pressing process, so that the processed V-shaped elastic sheet has stronger stability. The at least two pressing openings can be prismatic holes, circular holes, semicircular holes and the like, and also can be holes with irregular shapes. The shape of at least two pressing openings may be the same or different. Preferably set up the hole of downside into quad slit, upside for the circular port, and be less than the minimum width that "V" shape shell fragment second end between the circular port to further improve the stability of the second end of "V" shape shell fragment.

Optionally, in an embodiment of the present invention, the at least two pressing openings include a first pressing opening and a second pressing opening, the first pressing opening is located on an upper side of the "V" -shaped elastic piece, the second pressing opening is located on a lower side of the "V" -shaped elastic piece, the first pressing opening is a circular hole, and an area of the circular hole is smaller than an area of an end portion of the second end of the "V" -shaped elastic piece.

In the embodiment of the invention, when the first pressing opening is a circular hole and the area of the circular hole is smaller than the area of the end part of the second end of the V-shaped elastic sheet, the stability of the second end of the V-shaped elastic sheet can be further improved.

Optionally, in the embodiment of the present invention, the card seat main body 10 is a rectangular frame structure, and the card seat main body 10 includes a long frame and a short frame; wherein, the cassette main body 10 is provided with a mounting absorption area 11, and the mounting absorption area 11 is arranged on the short frame.

In the embodiment of the present invention, the mounting absorption region 11 is disposed to make the mounting of the socket body 10 more convenient and faster. Meanwhile, the mounting absorption area 11 is arranged on the short frame, so that the occupied space of the card holder connector can be saved, and the space is saved for other components.

It should be noted that the prior art card connector is provided in a plurality of mating arrangements, as shown in fig. 12 to 14, or in a mating arrangement with other connectors. Fig. 12 and 13 show two card groups in the prior art, namely, a SIM card + a SIM card or a TF card, in which the SIM card is a mobile phone card and the TF card is a memory card; fig. 14 shows a card set of three-out-of-three card combination arrangement in the prior art, namely, a SIM card + a SIM card and a TF card.

Although the above-mentioned card set can realize the stacking with smaller board occupation space, the mounting absorption area 11 of the card connector in the above-mentioned structure is arranged on the long frame, and needs to occupy more space after being combined into the card set.

Referring to fig. 15 and 16, in still another embodiment of the present invention, there is provided a card set including the above-described card socket connector.

In the embodiment of the invention, the card group adopting the card seat connector can reduce the occupied space of the card group, and compared with the prior art, more arrangement spaces can be reserved for components outside the card group, so that the performance of equipment where the card group is located is improved.

It is noted that, as shown in fig. 17, the card connector occupies a reduced area of about 5mm2 compared with the two prior art card connectors. Wherein, the board occupying area of the first card connector is 7.54mm (width) 10.10mm (length) 76.15mm2 (board occupying area); the board area of the second card connector is 7.82mm 9.60mm 75.07mm 2; the card connector in this embodiment has a board area of 6.88mm 10.20mm 70.17mm 2.

In another embodiment of the present invention, a mold for manufacturing the above-mentioned card socket connector is provided, wherein the mold comprises a male mold and a female mold, and the male mold and the female mold are respectively provided with pressing structures which are matched with each other to press the terminal connectors 222.

In the embodiment of the present invention, the pressing structure is provided to better process the card socket connector, and the processed card socket connector has higher stability after the terminal connectors 222 are pressed by the pressing structure.

Optionally, in an embodiment of the present invention, the pressing structure includes an Jiong-shaped mold core and a thimble disposed opposite to each other.

In the embodiment of the present invention, the matching of the "Jiong" shaped mold core and the thimble can keep the terminal connector 222 in the process at the predetermined position, so as to improve the matching strength of the card socket main body 10 and the card socket terminal 20; on the other hand, the processing difficulty of the Jiong-shaped mould core and the thimble is low, so that the processing difficulty of the mould can be reduced, and the mould cost is reduced. In addition, the Jiong-shaped mold core has better stability, and can press the terminal connector 222 well after being matched with the thimble.

Optionally, in the embodiment of the present invention, the "Jiong" -shaped mold core is disposed on the male mold, and the thimble is disposed on the female mold; or the Jiong-shaped mould core is arranged on the female mould and the thimble is arranged on the male mould.

In the embodiment of the present invention, the specific arrangement of the Jiong-shaped mold core and the thimble in the above structure can be set according to the requirement. Preferably, the Jiong-shaped mold core is arranged on the male mold, and the thimble is arranged on the female mold.

Optionally, in the embodiment of the present invention, after the male mold and the female mold are closed, a reserved space of the mounting absorption area 11 is provided, and the mounting absorption area 11 is the above-mentioned mounting absorption area 11.

In the embodiment of the present invention, the above-mentioned reserved space can ensure smooth molding of the mounting suction area 11. The mounting suction area 11 is arranged on the short frame, so that the occupied space of the card seat connector can be saved, and the space is saved for other components.

It should be noted that the mounting suction area 11 is an application of surface mounting technology. Surface Mount Technology (SMT) is an abbreviation for Surface Mounted Technology, and is currently one of the most popular techniques and processes in the electronic assembly industry. The effect is that the assembly of the components becomes simpler and more efficient.

In another embodiment of the present invention, a method for manufacturing a card socket connector is provided, in which the card socket connector is manufactured by using a mold, and the mold is the above mold.

In the embodiment of the invention, the card holder connector manufactured by the die has the beneficial effects of avoiding pin collapse and saving space.

In another embodiment of the present invention, an electronic device is provided, which includes the above-mentioned card socket connector.

In the embodiment of the invention, the electronic equipment with the card holder connector has the beneficial effects of avoiding the card holder connector from being broken and saving the space of an integrated circuit board.

In another embodiment of the present invention, an electronic device is provided, which includes the card set as described above.

In the embodiment of the invention, the electronic equipment with the card group has the advantages of avoiding the card group from generating collapse pins and saving the space of the integrated circuit board.

The beneficial effects of the embodiment of the invention comprise:

1. the terminal structure of this scheme can effectively avoid reasons such as long-term plug to cause the terminal perk and the pin of bursting.

2. Compared with various solutions of the card socket connector in the prior art (see fig. 12 to 14 in the prior art), the length of the solution can be shortened by more than 0.6mm (the occupied length of the mounting absorption area 11 in the prior art), so that the stacking is more compact, and the occupied area of the PCB is reduced.

3. The card combination can be shared by two-out-of-three cards and three-out-of-three cards, and multiple versions are prevented from being produced, so that the factors such as molds, equipment, a machine table and a production line can be reduced, the utilization rate of the production line is improved, the cost is reduced, and the workload is further reduced in the aspects of production management and quality management.

It should be noted that pcb (printed Circuit board), which is called printed Circuit board and is also called printed Circuit board, is an important electronic component, is a support for electronic components, is a carrier for electrical connection of electronic components, and is a SIM card (Subscriber identity Module); the TF card is also called a T-Flash card, and has the full name: TransFlash, also known as: micro SD.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solutions of the present invention may be embodied in the form of a software product, which is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal (such as a mobile phone, a computer, a server, an air conditioner, or a network device) to execute the method according to the embodiments of the present invention.

While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. A card connector, comprising:

a card seat main body;

the card holder terminal is fixedly connected with the card holder main body;

the clamping seat terminal comprises a terminal connector, at least two pressing openings are formed in the joint of the terminal connector and the clamping seat main body, the pressing openings are formed in the upper side and the lower side of the terminal connector, and the pressing openings are smaller than the terminal connector.

2. The cartridge connector of claim 1, wherein the cartridge terminal further includes a fixed portion coupled to the movable portion and a movable portion coupled to the cartridge body, the movable portion being at least partially remote from the fixed portion.

3. The card socket connector of claim 2, wherein the movable portion comprises a plurality of V-shaped spring strips arranged at intervals.

4. The card holder connector of claim 3, wherein a first end of the V-shaped spring piece is connected to the fixing portion, a second end of the V-shaped spring piece is a free end, and the free end is the terminal connector.

5. The socket connector of claim 4, wherein after the socket body is coupled to the socket terminal, the free end of the V-shaped spring is fixed to the socket body, and the middle of the V-shaped spring is away from the fixing portion.

6. The card socket connector of claim 4, wherein the pressing openings are respectively formed in the upper side and the lower side of the second end of the V-shaped elastic sheet, and at least two pressing openings are reserved holes for pressing the V-shaped elastic sheet in the injection molding process.

7. The card socket connector of claim 6, wherein the at least two pressing openings include a first pressing opening and a second pressing opening, the first pressing opening is located on the upper side of the V-shaped spring piece, the second pressing opening is located on the lower side of the V-shaped spring piece, the first pressing opening is a circular hole, and the area of the circular hole is smaller than the area of the end portion of the second end of the V-shaped spring piece.

8. The cartridge connector according to any one of claims 1 to 7, wherein the cartridge body is a rectangular frame structure, the cartridge body including a long rim and a short rim;

the card seat main body is provided with a mounting absorption area, and the mounting absorption area is arranged on the short frame.

9. A card set characterized by comprising the card socket connector according to any one of claims 1 to 8.

10. An electronic device, characterized in that it comprises a card set according to claim 9.