Card seat and electronic equipment

Abstract

The embodiment of the utility model relates to the technical field of electronic equipment, and particularly discloses a card seat and electronic equipment, the card seat comprises an insulating body, a shell, a first terminal row and a second terminal row, the insulating body is provided with a slot, the shell is connected with the insulating body, the slot is covered with the shell, the first terminal row comprises a plurality of first grounding terminals and a plurality of pairs of signal terminals, and the second terminal row comprises a plurality of second grounding terminals. The first grounding terminal is arranged on the insulation body, one end of the first grounding terminal extends to the slot, the other end of the first grounding terminal extends out of the insulation body, the signal terminal comprises a first fixing part, a first connecting part, a first contact part and a first welding part, the first fixing part is arranged on the insulation body, the first connecting part is provided with a first opening and a notch, and the first welding part is arranged in the first opening. The second terminal strip is arranged on the insulating body. According to the above mode, the first connecting part is provided with the first opening and the gap, so that the continuity of the signal terminal is improved, and the transmission stability of the signal terminal is improved.

Description

Technical Field

[0001] The embodiments of the present utility model relate to the technical field of electronic devices, and particularly to a card socket and an electronic device. Background Art

[0002] Currently, with the increasing amount of information, the components for information data transmission also need to meet the requirement of high-speed transmission. For example, a card socket for information data transmission between a solid state drive (SSD) and a terminal includes signal terminal pairs and ground terminals. The ground terminals are arranged on both sides of the signal terminal pairs, so as to realize the high-speed transmission function of the card socket.

[0003] However, in the process of implementing the embodiments of the present utility model, the inventor found that currently, the signal terminal includes a contact part, a connection part, a fixing part and a welding part. The contact part, the connection part, the fixing part and the welding part are sequentially connected and fixed. The fixing part is fixed to the insulating body of the card socket, and the connection part and the contact part are exposed to the air, reducing the impedance continuity of the signal terminal and thus reducing the transmission stability. Summary of the Utility Model

[0004] The main technical problem to be solved by the present utility model is to provide a card socket and an electronic device, which can increase the impedance continuity of the signal terminal, thereby increasing the transmission stability and improving the product performance of the card socket.

[0005] To solve the above technical problem, one technical solution adopted by the present utility model is: to provide a card socket, including an insulating body, a housing, a first terminal row and a second terminal row. The insulating body is provided with a slot. The housing is connected to the insulating body and covers the slot. The first terminal row includes a plurality of first ground terminals and multiple pairs of signal terminals. One first ground terminal and a pair of signal terminals are arranged at intervals and alternately. The first ground terminal is arranged on the insulating body. One end of the first ground terminal extends to the slot, and the other end of the first ground terminal extends out of the insulating body. The signal terminal includes a first fixing part, a first connection part, a first contact part and a first welding part. The first fixing part is arranged on the insulating body. The first contact part, the first connection part, the first fixing part and the first welding part are sequentially connected. The first connection part is provided with a first opening and a notch. The second terminal row is arranged on the insulating body, and one end of the second terminal row extends to the slot.

[0006] Optionally, the second terminal row includes a plurality of power terminals and a plurality of second grounding terminals. The plurality of second grounding terminals are spaced apart and disposed in the middle of one end of the insulating body away from the slot opening of the slot. One end of the second grounding terminal extends into the slot. The power terminals are disposed at one end of the insulating body away from the slot opening of the slot. A part of the plurality of power terminals are spaced apart and disposed on one side of the outermost second grounding terminal among the plurality of second grounding terminals, and another part of the plurality of power terminals are spaced apart and disposed on the other side of the outermost second grounding terminal among the plurality of second grounding terminals. One end of the power terminal extends into the slot.

[0007] Optionally, the second terminal row includes a detection terminal. The detection terminal is disposed in the middle of one end of the insulating body away from the slot opening of the slot. One end of the detection terminal extends into the slot. The detection terminal includes a second contact portion located at one end of the detection terminal. The power terminal includes a third contact portion located at one end of the power terminal. The distance between the second contact portion and the slot opening is greater than the distance between the third contact portion and the slot opening.

[0008] Optionally, the card holder includes a pushing component. The pushing component includes a push rod and a driven rod. The insulating body is provided with a sliding groove, and the housing covers the sliding groove. The push rod is disposed in the sliding groove and can slide along the sliding groove. One end of the driven rod is connected to the push rod, the middle of the driven rod is rotatably connected to the insulating body, and the other end of the driven rod is located in the slot.

[0009] Optionally, the housing is provided with a first insertion hole and a second insertion hole. The other end of the driven rod is provided with an insertion portion, and the insertion portion is inserted into the first insertion hole. When the card tray is inserted into the slot, the insertion portion is inserted into the second insertion hole.

[0010] Optionally, the pushing component includes a rotating shaft. The rotating shaft is rotatably connected to the middle of the driven rod, and the rotating shaft is connected to the insulating body.

[0011] Optionally, the rotating shaft is extended from the housing. The insulating body is provided with a receiving groove, and the rotating shaft is inserted into the receiving groove.

[0012] Optionally, the rotating shaft includes a rotating shaft body and a reinforcing sleeve. The rotating shaft body is extended from the insulating body, and the reinforcing sleeve is extended from the housing. The reinforcing sleeve is sleeved on the rotating shaft body, and the reinforcing sleeve is rotatably connected to the middle of the driven rod.

[0013] Optionally, the rotating shaft includes a rotating shaft body and a reinforcing piece. The rotating shaft body extends from the insulating body, and the reinforcing piece extends by bending from the outer shell. The reinforcing piece is inserted into the rotating shaft body.

[0014] Optionally, the outer shell is provided with a third insertion hole. The rotating shaft is made of a metal material. One end of the rotating shaft is fixed to the insulating body, and the other end of the rotating shaft is inserted into the third insertion hole.

[0015] Optionally, a limiting portion extends from the bottom of the chute. The push rod is provided with a receiving groove for receiving the limiting portion. The push rod can slide relative to the limiting portion, and the limiting portion is used to limit the push rod.

[0016] Optionally, the card holder further includes a third terminal row. The third terminal row is arranged on the insulating body. One end of the third terminal row extends to the slot, and the other end of the third terminal row extends out of the insulating body.

[0017] Optionally, the outer shell is provided with a second opening which communicates with the slot. The other end of the third terminal row, the first welding portion and the other end of the first grounding terminal are exposed at the second opening.

[0018] Optionally, the outer shell is provided with a clamping piece for clamping the clamping groove of the card tray.

[0019] To solve the above technical problems, another technical solution adopted by the present utility model is: to provide an electronic device including the above-mentioned card holder.

[0020] In an embodiment of the present utility model, the card holder includes an insulating body, an outer shell, a first terminal row and a second terminal row. The insulating body is provided with a slot. The outer shell is connected to the insulating body and covers the slot. The first terminal row includes a plurality of first grounding terminals and multiple pairs of signal terminals. One first grounding terminal and a pair of signal terminals are arranged at intervals and alternately. The first grounding terminals are arranged on the insulating body. One end of the first grounding terminal extends to the slot, and the other end of the first grounding terminal extends out of the insulating body. The signal terminals include a first fixing portion, a first connecting portion, a first contacting portion and a first welding portion. The first fixing portion is arranged on the insulating body. The first contacting portion, the first connecting portion, the first fixing portion and the first welding portion are connected in sequence. The first connecting portion is provided with a first opening and a notch. The second terminal row is arranged on the insulating body, and one end of the second terminal row extends to the slot. By providing a first opening and a notch in the first connecting portion, the continuity of the signal terminals is increased, thereby increasing the transmission stability of the signal terminals and improving the product performance of the card holder. Description of the Drawings

[0021] To more clearly illustrate the technical solutions of the embodiments of the present application, the following will briefly introduce the drawings required to be used in the embodiments of the present application. Obviously, the following described drawings are only some embodiments of the present application. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained according to the drawings.

[0022] Figure 1 It is a schematic structural diagram of a card seat provided by an embodiment of the present utility model;

[0023] Figure 2 It is an exploded schematic structural diagram of a card seat provided by an embodiment of the present utility model;

[0024] Figure 3 It is a schematic structural diagram of an insulating body of a card seat provided by an embodiment of the present utility model;

[0025] Figure 4 It is a schematic structural diagram of a first terminal row of a card seat provided by an embodiment of the present utility model;

[0026] Figure 5 It is a schematic structural diagram of a second terminal row of a card seat provided by an embodiment of the present utility model;

[0027] Figure 6 It is a schematic structural diagram of a third terminal row of a card seat provided by an embodiment of the present utility model;

[0028] Figure 7 It is an exploded schematic structural diagram of a housing and a pushing assembly of a card seat provided by an embodiment of the present utility model;

[0029] Figure 8 It is an exploded schematic structural diagram of an insulating body and a housing of a card seat provided by an embodiment of the present utility model;

[0030] Figure 9 It is a schematic structural diagram of the structure of an insulating body and a housing of a card seat provided by an embodiment of the present utility model;

[0031] Figure 10 It is a schematic structural diagram of a rotating shaft of an insulating body, a housing and a pushing assembly of a card seat provided by an embodiment of the present utility model.

[0032] Explanation of reference numerals:

[0033] 100. Card seat;

[0034] 1. Insulating body; 11. Frame body; 111. Slot; 112. Buckle; 113. Installation groove; 114. Slide groove; 115. Limiting portion; 116. Accommodating groove; 12. First connecting rib; 13. Second connecting rib;

[0035] 2. Housing; 21. Snap groove; 22. Second opening; 23. Snap piece; 24. First insertion hole; 25. Second insertion hole; 26. Third insertion hole;

[0036] 3. First terminal block; 31. First grounding terminal; 311. Fourth contact part; 312. Second connection part; 313. Second fixing part; 314. Second welding part; 32. Signal terminal; 321. First contact part; 322. First connection part; 3221. First opening; 3222. Notch; 323. First fixing part; 324. First welding part;

[0037] 4. Second terminal block; 41. Power terminal; 411. Third contact part; 412. Third connection part; 413. Third fixing part; 414. Third welding part; 42. Second grounding terminal; 421. Fifth contact part; 422. Fourth connection part; 423. Fourth fixing part; 424. Fourth welding part; 43. Detection terminal; 431. Second contact part; 432. Fifth connection part; 433. Fifth fixing part; 434. Fifth welding part;

[0038] 5. Third terminal block; 51. Clock terminal; 52. Third grounding terminal;

[0039] 6. Reinforcement;

[0040] 7. Pushing component; 71. Push rod; 711. Receiving groove; 72. Driven rod; 721. Insertion part; 73a / 73b / 73c / 73d. Rotating shaft; 731b / 731c. Rotating shaft body; 732b. Reinforcing sleeve; 732c. Reinforcing piece. Detailed implementation manners

[0041] For the convenience of understanding the present utility model, the present utility model will be described in more detail below with reference to the accompanying drawings and specific embodiments. It should be noted that when an element is expressed as "fixed to" another element, it can be directly on the other element, or there can be one or more intermediate elements therebetween. When an element is expressed as "connected to" another element, it can be directly connected to the other element, or there can be one or more intermediate elements therebetween. The terms "vertical", "horizontal", "left", "right" and similar expressions used in this specification are only for the purpose of illustration.

[0042] Unless otherwise defined, all technical and scientific terms used in this specification have the same meaning as commonly understood by those skilled in the technical field to which the present utility model belongs. The terms used in this specification in the description of the present utility model are only for the purpose of describing specific embodiments and are not used to limit the present utility model. The term "and / or" used in this specification includes any and all combinations of one or more of the related listed items.

[0043] Please refer to Figure 1 and Figure 2 In this application, a card holder 100 is provided. The card holder 100 is used to connect a communication card and a circuit board respectively, so that the card holder 100 is electrically connected to the communication card and the circuit board respectively, enabling high-speed transmission of information data between the communication card and the circuit board through the card holder 100. It should be noted that the communication card can be a solid state drive (SSD), and the communication card can also be a secure digital memory card (SD card). The card holder 100 includes an insulating body 1, a housing 2, a first terminal row 3, and a second terminal row 4. The housing 2 is connected to the insulating body 1. The first terminal row 3 is disposed on the insulating body 1, and both ends of the first terminal row 3 extend out of the insulating body 1. The second terminal row 4 is disposed on the insulating body 1, and both ends of the second terminal extend out of the insulating body 1.

[0044] For the above-mentioned insulating body 1, please refer to Figure 3 The insulating body 1 includes a frame body 11, a first connecting rib 12, and a second connecting rib 13. One end of the first connecting rib 12 is fixed to one side of the frame body 11, and the other end of the first connecting rib 12 is fixed to the other side of the frame body 11. One end of the second connecting rib 13 is fixed to one side of the frame body 11, and the other end of the second connecting rib 13 is fixed to the other side of the frame body 11. The second connecting rib 13 is spaced apart from the first connecting rib 12.

[0045] The frame body 11 is provided with a slot 111, a buckle 112, and a mounting groove 113. The slot 111 is used for inserting a card tray. The buckle 112 is disposed on the outer surface of the frame body 11, and the buckle 112 is used for clamping with the housing 2. The mounting groove 113 is disposed on the inner surface of the frame body 11, and the mounting groove 113 communicates with the slot 111. The mounting groove 113 is for inserting a part of the housing 2.

[0046] For the above-mentioned housing 2, please refer to Figure 2 The housing 2 covers the slot 111. The housing 2 is provided with a buckle groove 21, a second opening 22, and a clamping piece 23. The buckle groove 21 is for the buckle 112 to be clamped, so that the housing 2 is fixedly connected to the insulating body 1. The second opening 22 communicates with the slot 111, and the second opening 22 corresponds to the other end of the first terminal row 3, so that the other end of the first terminal row 3 is exposed. The clamping piece 23 is obtained by bending and extending the housing 2. The clamping piece 23 is inserted into the mounting groove 113, and the clamping piece 23 is used for clamping with the clamping groove of the card tray to clamp and fix the card tray.

[0047] In some embodiments, the housing 2 is made of a metal material.

[0048] In some embodiments, the number of the snap tabs 23 and the mounting grooves 113 is two. The two snap tabs 23 are respectively located on both sides of the housing 2, and the two mounting grooves 113 are respectively located on both sides of the frame. One snap tab 23 is inserted into one mounting groove 113.

[0049] For the above-mentioned first terminal block 3, please refer to Figure 4 , the first terminal block 3 includes a plurality of first ground terminals 31 and multiple pairs of signal terminals 32. A first ground terminal 31 and a pair of signal terminals 32 are arranged alternately. By respectively arranging first ground terminals 31 on both sides of a pair of signal terminals 32, the performance of the signal terminals 32 is made more stable. The first ground terminal 31 is arranged on the first connecting rib 12. One end of the first ground terminal 31 extends to the slot 111, and the other end of the first ground terminal 31 extends out of the first connecting rib 12. The other end of the first ground terminal 31 corresponds to the second opening 22, and the other end of the first ground terminal 31 is exposed at the second opening 22. The signal terminal 32 is arranged on the first connecting rib 12. One end of the signal terminal 32 extends to the slot 111, and the other end of the signal terminal 32 extends out of the first connecting rib 12. The other end of the signal terminal 32 corresponds to the second opening 22, and the other end of the signal terminal 32 is exposed at the second opening 22.

[0050] The first ground terminal 31 includes a fourth contact portion 311, a second connecting portion 312, a second fixing portion 313 and a second welding portion 314. The fourth contact portion 311, the second connecting portion 312, the second fixing portion 313 and the second welding portion 314 are sequentially connected and fixed. The fourth contact portion 311 is arranged in the slot 111. The fourth contact portion 311 is close to the notch of the slot 111, and the fourth contact portion 311 is used for abutting against the communication card. The second connecting portion 312 is arranged in the space between the first connecting rib 12 and the frame body 11, and the second connecting portion 312 extends to the slot 111. The second fixing portion 313 is arranged on the first connecting rib 12, and the second fixing portion 313 is wrapped by the first connecting rib 12. The second welding portion 314 extends out of the first connecting rib 12. The second welding portion 314 is arranged in the space between the first connecting rib 12 and the second connecting rib 13, and the second welding portion 314 is used for connecting and fixing with the circuit board.

[0051] The signal terminal 32 includes a first contact portion 321, a first connection portion 322, a first fixing portion 323, and a first welding portion 324, and the first contact portion 321, the first connection portion 322, the first fixing portion 323, and the first welding portion 324 are connected in sequence. The first contact portion 321 is disposed in the slot 111, the first contact portion 321 is close to the socket of the slot 111, and the first contact portion 321 is used for abutting against the communication card. The first connection portion 322 is disposed in the space between the first connection rib 12 and the housing 11, and the first connection portion 322 extends to the slot 111. The first fixing portion 323 is disposed on the first connection rib 12, and the first fixing portion 323 is wrapped by the first connection rib 12. The first welding portion 324 protrudes from the first connection rib 12, the first welding portion 324 is disposed in the space between the first connection rib 12 and the second connection rib 13, and the first welding portion 324 is used for connecting and fixing to the circuit board.

[0052] In some embodiments, the first welding portion 324 and the second welding portion 314 are connected and fixed to the circuit board by reflow soldering. Since the housing 2 is provided with a second opening 22 communicating with the slot 111, during reflow soldering, hot air flows into the slot 111 through the second opening 22 and flows out from the slot opening of the slot 111, forming a flowing hot air flow, which helps the solder at the solder joint position to melt, increases the welding reliability of the product, and avoids poor soldering.

[0053] The first connection portion 322 is provided with a first opening 3221 and a notch 3222. The notch 3222 is disposed at one end of the first connection portion 322, and the first opening 3221 is disposed at the other end of the first connection portion 322. By providing the first opening 3221 and the notch 3222 on the first connection portion 322, the impedance continuity of the signal terminal 32 is increased, thereby increasing the transmission stability of the signal terminal 32.

[0054] For the above-mentioned second terminal row 4, please refer to Figure 5 , the second terminal row 4 includes a plurality of power terminals 41, a plurality of second ground terminals 42, and a detection terminal 43. The plurality of second ground terminals 42 are arranged at intervals. A part of the plurality of power terminals 41 is arranged at one side of the outermost terminal of the plurality of second ground terminals 41, and another part of the plurality of power terminals 41 is arranged at one side of the outermost terminal on the other side of the plurality of second ground terminals 41. The detection terminal 43 is disposed between two adjacent second ground terminals 42. The second ground terminal 42 is disposed in the middle of one end of the housing 11 away from the slot opening of the slot 111. One end of the second ground terminal 42 extends to the slot 111, and the other end of the second ground terminal 42 protrudes from the housing 11. The power terminal 41 is disposed at one end of the housing 11, and the other end of the power terminal 41 protrudes from the housing 11. The detection terminal 43 is disposed in the middle of the housing 11, and the detection terminal 43 is used for short-circuiting with one of the adjacent second ground terminals 42 through the communication card to detect whether the communication card is plugged in place.

[0055] The power terminal 41 includes a third contact portion 411, a third connection portion 412, a third fixing portion 413, and a third welding portion 414, which are connected in sequence. The third contact portion 411, the third connection portion 412, the third fixing portion 413, and the third welding portion 414 are connected in sequence. The third contact portion 411 is disposed in the slot 111. The third contact portion 411 is away from the notch of the slot 111, that is, the distance between the third contact portion 411 and the notch of the slot 111 is greater than the distance between the first contact portion 321 and the notch of the slot 111, and greater than the distance between the fourth contact portion 311 and the notch of the slot 111. The third contact portion 411 is used to abut against the communication card. The third connection portion 412 is disposed in the space between the housing 11 and the second connecting rib 13, and the third connection portion 412 extends to the slot 111. The third fixing portion 413 is disposed at one end of the housing 11 away from the notch of the slot 111, and the third fixing portion 413 is wrapped by the housing 11. The third welding portion 414 protrudes from the housing 11, and the third welding portion 414 is used to connect and fix to the circuit board. By setting the distance between the third contact portion 411 and the notch of the slot 111 to be greater than the distance between the first contact portion 321 and the notch of the slot 111, and greater than the distance between the fourth contact portion 311 and the notch of the slot 111, when the communication card is inserted, the communication card first abuts against the fourth contact portion 311 of the first grounding terminal 31 and the first contact portion 321 of the signal terminal 32, and then abuts against the fourth contact portion 411 of the power terminal 41, preventing arcing and damage.

[0056] In some embodiments, the power terminals 41 disposed on the outermost sides of the plurality of second grounding terminals 42 are the first power terminal and the second power terminal, and the first power terminal and the second power terminal transmit different electric energies respectively.

[0057] The second grounding terminal 42 includes a fifth contact portion 421, a fourth connection portion 422, a fourth fixing portion 423, and a fourth welding portion 424, which are connected in sequence. The fifth contact portion 421, the fourth connection portion 422, the fourth fixing portion 423, and the fourth welding portion 424 are connected in sequence. The fifth contact portion 421 is disposed in the slot 111. The fifth contact portion 421 is used to abut against the communication card. The fourth connection portion 422 is disposed in the space between one end of the housing 11 away from the notch of the slot 111 and the second connecting rib 13, and the fourth connection portion 422 extends to the slot 111. The fourth fixing portion 423 is disposed at one end of the housing 11 away from the notch of the slot 111, and the fourth fixing portion 423 is wrapped by the housing 11. The fourth welding portion 424 protrudes from the housing 11, and the fourth welding portion 424 is used to connect and fix to the circuit board.

[0058] The detection terminal 43 includes a second contact portion 431, a fifth connection portion 432, a fifth fixing portion 433, and a fifth welding portion 434, and the second contact portion 431, the fifth connection portion 432, the fifth fixing portion 433, and the fifth welding portion 434 are connected in sequence. The second contact portion 431 is disposed in the slot 111. The second contact portion 431 is used to abut against the communication card. The distance between the second contact portion 431 and the notch of the slot 111 is greater than the distance between the third contact portion 411 and the notch of the slot 111. When the communication card is inserted into the slot 111, the second contact portion 431 abuts against the communication card last. After the communication card is detected and inserted in place, the power supply terminal 41 transmits electric energy to the communication card, preventing the power supply terminal 41 from supplying power by mistake. The fifth connection portion 432 is disposed in the space between one end of the frame 11 away from the notch of the slot 111 and the second connecting rib 13, and the fifth connection portion 432 extends to the slot 111. The fifth fixing portion 433 is disposed at one end of the frame 11 away from the notch of the slot 111, and the fifth fixing portion 433 is wrapped by the frame 11. The fifth welding portion 434 protrudes from the frame 11, and the fifth welding portion 434 is used to connect and fix to the circuit board.

[0059] In some embodiments, please refer to Figure 2 , the card holder 100 further includes a third terminal row 5. The third terminal row 5 is located between the first terminal row 3 and the second terminal row 4. The third terminal row 5 is disposed on the second connecting rib 13. One end of the third terminal row 5 extends to the slot 111. The other end of the third terminal row 5 protrudes from the second connecting rib 13, and the other end of the third terminal row 5 is exposed to the second opening 22. One end of the third terminal row 5 is used to abut against the communication card to achieve electrical connection, and the other end of the third terminal row 5 is used to connect and fix to the circuit board.

[0060] In some embodiments, please refer to Figure 6 , the third terminal row 5 includes a clock terminal 51 and a third ground terminal 52. The third ground terminal 52 is disposed on one side of the clock terminal 51. The clock terminal 51 is used to transmit information data reliably and synchronously.

[0061] In some embodiments, please refer to Figure 2 , the card holder 100 further includes a reinforcing member 6. The reinforcing member 6 is embedded in the middle of the second connecting rib 13. The reinforcing member 6 is used to increase the strength of the second connecting rib 13.

[0062] In some embodiments, the reinforcing member 6 is made of a metal material.

[0063] In some embodiments, please refer to Figure 2 , the card holder 100 further includes a pushing component 7. The pushing component 7 is disposed on the frame 11. The pushing component 7 is connected to the housing 2. The pushing component 7 is used to push the card tray to slide along the slot 111.

[0064] Please refer toFigure 3 and Figure 7 The ejecting assembly 7 includes a push rod 71 and a follower rod 72. The frame 11 is provided with a sliding groove 114. The outer shell 2 covers the sliding groove 114. The push rod 71 is arranged in the sliding groove 114 and can slide along the sliding groove 114. One end of the follower rod 72 is connected to the push rod 71, and the middle part of the follower rod 72 is rotatably connected to the frame 11 so that the middle part of the follower rod 72 is rotatably connected to the insulating body 1. The other end of the follower rod 72 is located in the slot 111. Wherein, when the cartridge is inserted into the slot 111, the cartridge pushes the follower rod 72 to rotate, so as to drive the push rod 71 to slide along the sliding groove 114. When the cartridge is pulled out of the slot 111, under the action of an external force, the push rod 71 is pushed to slide along the sliding groove 114, and the follower rod 72 is pushed to rotate, so as to push the cartridge to slide along the bottom of the slot 111 towards the slot opening. Wherein, by arranging the push rod 71 in the sliding groove 114 and covering the outer shell 2 on the sliding groove 114, the push rod 71 is prevented from deforming.

[0065] In some embodiments, please refer to Figure 3 and Figure 7 The bottom of the sliding groove 114 extends with a limiting portion 115. The push rod 71 is provided with a receiving groove 711. The receiving groove 711 receives the limiting portion 115. The push rod 71 can slide relative to the limiting portion 115. The limiting portion 115 is used for limiting the push rod 71 to prevent the push rod 71 from sliding excessively.

[0066] In some embodiments, please refer to Figure 2 and Figure 7 The outer shell 2 is provided with a first insertion hole 24 and a second insertion hole 25. The other end of the follower rod 72 is provided with an insertion portion 721. The insertion portion 721 is inserted into the first insertion hole 24, that is, when the cartridge is not inserted into the slot 111, the insertion portion 721 is inserted into the first insertion hole 24. When the cartridge is inserted into the slot 111, the insertion portion 721 is inserted into the second insertion hole 25. By inserting the insertion portion 721 into the first insertion hole 24 or the second insertion hole 25, the follower rod 72 is prevented from shaking.

[0067] In some embodiments, please refer to Figure 7 The ejecting assembly 7 includes a rotating shaft 73a. The rotating shaft 73a is rotatably connected to the middle part of the follower rod 72. The rotating shaft 73a is connected to one end of the frame 11 away from the slot opening of the slot 111, so that the follower rod 72 is rotatably connected to the frame 11.

[0068] Specifically, the rotating shaft 73a is extended from the outer shell 2. One end of the frame 11 is provided with a receiving groove 116. The rotating shaft is inserted into the receiving groove 116. Through the outer shell 2 made of a metal material, the rotating shaft 73a is made of metal, thereby strengthening the strength of the rotating shaft 73a.

[0069] It can be understood that, in some embodiments, please refer to Figure 8, the rotating shaft 73b is not limited to the above structure, and the rotating shaft 73b can also be other structures. The rotating shaft 73b includes a rotating shaft body 731b and a reinforcing sleeve 732b. The rotating shaft body 731b is extended from the frame body 11, and the reinforcing sleeve 732b is extended from the outer shell 2. The reinforcing sleeve 732b is sleeved on the rotating shaft body 731b, and the reinforcing sleeve 732b is rotatably connected to the middle of the driven rod 72. Through the outer shell 2 made of metal material, the reinforcing sleeve 732b is made of metal, so as to increase the strength of the rotating shaft 73b through the reinforcing sleeve 732b.

[0070] It can be understood that in some embodiments, please refer to Figure 9 , the rotating shaft 73c is not limited to the above structure, and the rotating shaft 73c can also be other structures. The rotating shaft 73c includes a rotating shaft body 731c and a reinforcing piece 732c. The rotating shaft body 731c is extended from the frame body 11, and the reinforcing piece 732c is bent and extended from the outer shell 2. The reinforcing piece 732c is inserted into the rotating shaft body 731b. Through the outer shell 2 made of metal material, the reinforcing piece 732c is made of metal, so as to increase the strength of the rotating shaft 73c through the reinforcing piece 732c.

[0071] It can be understood that in some embodiments, please refer to Figure 10 , the rotating shaft 73d is not limited to the above structure, and the rotating shaft 73d can also be other structures. The rotating shaft 73d is made of metal material. The outer shell 2 is provided with a third insertion hole 26. One end of the rotating shaft 73d is fixed to the frame body 11, and the other end of the rotating shaft 73d is inserted into the third insertion hole 26.

[0072] In an embodiment of the present utility model, the card seat 100 includes an insulating body 1, a housing 2, a first terminal row 3 and a second terminal row 4. The insulating body 1 is provided with a slot 111. The housing 2 is connected to the insulating body 1, and the housing 2 covers the slot 111. The first terminal row 3 includes a plurality of first grounding terminals 31 and multiple pairs of signal terminals 32. A first grounding terminal 31 and a pair of signal terminals 32 are arranged at intervals alternately. The first grounding terminal 31 is arranged on the insulating body 1. One end of the first grounding terminal 31 extends to the slot 111, and the other end of the first grounding terminal 31 extends out of the insulating body 1. The signal terminal 32 includes a first fixing portion 323, a first connecting portion 322, a first contact portion 321 and a first welding portion 324. The first fixing portion 323 is arranged on the insulating body 1. The first contact portion 321, the first connecting portion 322, the first fixing portion 323 and the first welding portion 324 are connected in sequence. The first connecting portion 322 is provided with a first opening 3221 and a notch 3222. The second terminal row 4 is arranged on the insulating body 1, and one end of the second terminal row 4 extends to the slot 111. By providing the first opening 3221 and the notch 3222 on the first connecting portion 322, the continuity of the signal terminal 32 is increased, thereby increasing the transmission stability of the signal terminal 32 and improving the product performance of the card seat 100.

[0073] The present utility model also provides an embodiment of an electronic device, including the above-mentioned card seat. For the structure and function of the card seat, reference may be made to the above-mentioned embodiment, and details are not described herein again.

[0074] It should be noted that the description and drawings of the present utility model have given preferred embodiments of the present utility model. However, the present utility model can be implemented in many different forms and is not limited to the embodiments described in this specification. These embodiments are not additional limitations to the content of the present utility model. The purpose of providing these embodiments is to make the understanding of the disclosed content of the present utility model more thorough and comprehensive. Further, the above technical features continue to be combined with each other to form various embodiments not listed above, which are all regarded as the scope described in the description of the present utility model; furthermore, for those of ordinary skill in the art, modifications or changes can be made according to the above description, and all such modifications and changes should fall within the protection scope of the appended claims of the present utility model.

Claims

1. A card holder, characterized in that, Comprising: An insulating body provided with a slot; A housing connected to the insulating body, the housing covering the slot; A first terminal row including a plurality of first grounding terminals and multiple pairs of signal terminals, one of the first grounding terminals and a pair of the signal terminals being arranged alternately at intervals, the first grounding terminals being disposed on the insulating body, one end of the first grounding terminal extending into the slot, the other end of the first grounding terminal protruding from the insulating body, the signal terminals including a first fixing portion, a first connecting portion, a first contact portion and a first welding portion, the first fixing portion being disposed on the insulating body, the first contact portion, the first connecting portion, the first fixing portion and the first welding portion being connected in sequence, the first connecting portion being provided with a first opening and a notch; A second terminal row disposed on the insulating body, one end of the second terminal row extending into the slot.

2. The card holder according to claim 1, wherein The second terminal row includes a plurality of power terminals and a plurality of second grounding terminals, the plurality of second grounding terminals being spaced apart and disposed in the middle of one end of the insulating body away from the notch of the slot, one end of the second grounding terminal extending into the slot, the power terminals being disposed at one end of the insulating body away from the notch of the slot, a part of the plurality of power terminals being spaced apart and disposed on one side of the outermost second grounding terminal among the plurality of second grounding terminals, another part of the plurality of power terminals being spaced apart and disposed on the other side of the outermost second grounding terminal among the plurality of second grounding terminals, one end of the power terminal extending into the slot.

3. The card holder according to claim 2, wherein The second terminal row includes a detection terminal, the detection terminal being disposed in the middle of one end of the insulating body away from the notch of the slot, one end of the detection terminal extending into the slot, the detection terminal including a second contact portion, the second contact portion being located at one end of the detection terminal, the power terminal including a third contact portion, the third contact portion being located at one end of the power terminal, the distance between the second contact portion and the notch of the slot being greater than the distance between the third contact portion and the notch of the slot.

4. The card holder according to claim 1, wherein The card holder includes a pushing assembly, the pushing assembly including a push rod and a follower rod, the insulating body being provided with a sliding groove, the housing covering the sliding groove, the push rod being disposed in the sliding groove, the push rod being capable of sliding along the sliding groove, one end of the follower rod being connected to the push rod, the middle of the follower rod being rotatably connected to the insulating body, the other end of the follower rod being located in the slot.

5. The card holder according to claim 4, wherein The housing is provided with a first insertion hole and a second insertion hole, the other end of the follower rod is provided with an insertion portion, the insertion portion being inserted into the first insertion hole, when a card tray is inserted into the slot, the insertion portion is inserted into the second insertion hole.

6. The card holder according to claim 4, wherein The pushing component includes a rotating shaft, the rotating shaft is rotatably connected to the middle part of the driven rod, and the rotating shaft is connected to the insulating body.

7. The card holder according to claim 6, wherein The rotating shaft extends from the outer shell, the insulating body is provided with a receiving groove, and the rotating shaft is inserted into the receiving groove.

8. The card holder according to claim 6, wherein The rotating shaft includes a rotating shaft body and a reinforcing sleeve. The rotating shaft body extends from the insulating body, the reinforcing sleeve extends from the outer shell, the reinforcing sleeve is sleeved on the rotating shaft body, and the reinforcing sleeve is rotatably connected to the middle part of the driven rod.

9. The card holder according to claim 6, wherein The rotating shaft includes a rotating shaft body and a reinforcing piece. The rotating shaft body extends from the insulating body, the reinforcing piece extends by bending from the outer shell, and the reinforcing piece is inserted into the rotating shaft body.

10. The card holder according to claim 6, wherein The outer shell is provided with a third insertion hole, the rotating shaft is made of a metal material, one end of the rotating shaft is fixed to the insulating body, and the other end of the rotating shaft is inserted into the third insertion hole.

11. The card holder according to claim 4, wherein A limiting portion extends from the bottom of the sliding groove, the push rod is provided with a receiving groove, the receiving groove receives the limiting portion, the push rod can slide relative to the limiting portion, and the limiting portion is used for limiting the push rod.

12. The card holder according to claim 1, wherein The card holder further includes a third terminal row, the third terminal row is arranged on the insulating body, one end of the third terminal row extends to the slot, and the other end of the third terminal row extends out of the insulating body.

13. The card holder according to claim 12, wherein The outer shell is provided with a second opening, the second opening communicates with the slot, and the other end of the third terminal row, the first welding portion and the other end of the first grounding terminal are exposed at the second opening.

14. The card holder according to claim 1, wherein The outer shell is provided with a clamping piece, and the clamping piece is used for clamping the clamping groove of the card tray.

15. An electronic device, characterized in that, Including the card holder according to any one of claims 1-14.

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