CN109246949B

CN109246949B - SIM card installation component and electronic equipment

Info

Publication number: CN109246949B
Application number: CN201811159415.8A
Authority: CN
Inventors: 姜迎义
Original assignee: Shenzhen Water World Co Ltd
Current assignee: Shenzhen Waterward Information Co Ltd
Priority date: 2018-09-30
Filing date: 2018-09-30
Publication date: 2020-10-27
Anticipated expiration: 2038-09-30
Also published as: CN109246949A

Abstract

The invention discloses an SIM card mounting assembly and electronic equipment, wherein the SIM card mounting assembly comprises a shell, a main board, a card seat and a locking piece, the main board is arranged in the shell, the shell is provided with a jack, the card seat is provided with a mounting groove matched with an SIM card, the card seat is inserted into the jack, the SIM card is electrically connected with the main board, and the locking piece is used for locking the card seat on the shell. According to the SIM card mounting assembly and the electronic equipment, the mounting groove matched with the SIM card is arranged on the card holder, so that the SIM card can be stably placed on the card holder, and the SIM card is prevented from falling off due to shaking of the card holder in the process of inserting the card holder into the jack; in addition, the clamping seat and the shell are fixed through the locking piece, and the clamping seat can be stably fixed on the shell.

Description

SIM card installation component and electronic equipment

Technical Field

The invention relates to the technical field of communication equipment, in particular to an SIM card installation component and electronic equipment.

Background

At present, many electronic devices have a communication function, such as a child watch, and the electronic devices generally communicate with each other through a SIM card. The SIM card on some electronic equipment at present is installed and generally need to take the bottom cover apart the back just can insert the SIM card in the draw-in groove, and the operation is troublesome, and the SIM card takes place to become flexible moreover easily, leads to electronic equipment communication unstable.

Disclosure of Invention

The invention mainly aims to provide a SIM card mounting assembly and electronic equipment with a firmly-mounted SIM card.

In order to achieve the purpose, the technical scheme adopted by the invention is as follows: the utility model provides a SIM card installation component, includes casing, mainboard, cassette and retaining member, and in the casing was located to the mainboard, the casing was equipped with the jack, the cassette was equipped with the mounting groove with SIM card looks adaptation, and the cassette inserts in jack and SIM card and mainboard electricity and is connected, and the retaining member is used for being fixed in the casing with the cassette.

Further, the cassette includes plug connector and chuck, chuck and plug connector end connection, and on the chuck was located to the mounting groove, inside the casing was inserted from the jack to the chuck, the plug connector was pegged graft in the jack and is fixed in on the casing through the retaining member.

Further, the plug connector comprises a plug connection portion and a clamping portion, a groove is formed in the shell, the jack is arranged in the groove, and the clamping portion is clamped in the groove and the plug connection portion is inserted into the jack.

Furthermore, ribs are arranged on the shell, and the ribs surround to form grooves.

Furthermore, the rib is provided with a first gap, the clamping part is provided with a second gap, and the first gap and the second gap are enclosed to form an accommodating opening.

Furthermore, the locking part is a screw, the clamping part is provided with a fixing hole, the groove is internally provided with a screw hole, and the screw penetrates through the fixing hole to be matched with the screw hole.

Further, still include waterproof circle, be equipped with the fixed slot on the grafting portion, waterproof circle cup joints in the fixed slot.

Further, the casing includes bottom and mesochite, and the relative both sides of mesochite set up the opening, and the bottom covers unification opening in order to form the inner space that is used for holding the mainboard with the mesochite.

Furthermore, the main board fixing device further comprises a second screw, the main board is provided with a round hole, an inner screw hole column is arranged on the middle shell, the round hole is penetrated through the second screw, and the main board is fixed on the middle shell through matching with the inner screw hole column.

An electronic device comprising a SIM card mounting assembly as claimed in any one of the above.

According to the SIM card mounting assembly and the electronic equipment, the mounting groove matched with the SIM card is arranged on the card holder, so that the SIM card can be stably placed on the card holder, and the SIM card is prevented from falling off due to shaking of the card holder in the process of inserting the card holder into the jack; in addition, the clamping seat and the shell are fixed through the locking piece, and the clamping seat can be stably fixed on the shell.

Drawings

FIG. 1 is an exploded view of a SIM card installation component in one embodiment of the invention;

FIG. 2 is a schematic structural diagram of a card socket according to an embodiment of the invention;

FIG. 3 is a schematic view of the cartridge of FIG. 2 from another perspective;

FIG. 4 is a schematic structural diagram of a bottom cover according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a bottom cover according to an embodiment of the invention;

FIG. 6 is a schematic structural diagram of a motherboard according to an embodiment of the invention;

FIG. 7 is an exploded view of an electronic device according to an embodiment of the invention;

FIG. 8 is a schematic structural view of a center housing according to an embodiment of the present invention;

FIG. 9 is a schematic structural diagram of a metal thimble according to an embodiment of the present invention;

fig. 10 is a schematic structural diagram of an electronic device according to another embodiment of the invention;

FIG. 11 is a schematic structural view of a fixing member according to an embodiment of the present invention;

FIG. 12 is a schematic structural view of a fixing element according to another embodiment of the present invention;

FIG. 13 is an exploded view of an electronic device in accordance with yet another embodiment of the present invention;

FIG. 14 is a schematic structural view of a center housing according to an embodiment of the present invention;

FIG. 15 is an exploded view of an electronic device according to yet another embodiment of the invention;

fig. 16 is a schematic structural diagram of a GSM antenna according to an embodiment of the present invention;

fig. 17 is an exploded view of an electronic device according to yet another embodiment of the invention;

FIG. 18 is a schematic structural diagram of a triad antenna according to an embodiment of the present invention;

FIG. 19 is an exploded view of an electronic device in accordance with yet another embodiment of the invention;

fig. 20 is a schematic structural diagram of an upper cover according to an embodiment of the present invention.

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-3, the SIM card mounting assembly according to the embodiment of the present invention includes a housing 1, a main board 2, a card holder 9 and a locking member 10, wherein the main board 2 is disposed in the housing 1, the housing 1 is provided with a plug hole 119, the card holder 9 is provided with a mounting groove 921 adapted to a SIM card, the card holder 9 is inserted into the plug hole 119 to electrically connect the SIM card to the main board 2, and the locking member 10 is used for locking the card holder 9 to the housing 1. In the present embodiment, the insertion hole 119 is provided in the middle case 11. The SIM card can be stably placed on the card holder 9 by arranging the mounting groove 921 matched with the SIM card on the card holder 9, and the SIM card is prevented from falling off due to shaking of the card holder 9 in the process of inserting the card holder 9 into the jack 119; in addition, the fastening of the clamping seat 9 and the housing 1 is realized through the locking piece 10, and the clamping seat 9 can be stably fixed on the housing 1.

Referring to fig. 2 to 3, the card socket 9 includes a plug 91 and a clamping plate 92, the clamping plate 92 is connected to an end of the plug 91, the mounting groove 921 is formed in the clamping plate 92, the clamping plate 92 is inserted into the casing 1 through the insertion hole 119, and the plug 91 is inserted into the insertion hole 119 and fixed to the casing 1 through the locking member 10. Specifically, the plug 91 and the chuck 92 are an integral structure, wherein the plug 91 is made of a plastic material, and the chuck 92 is made of a metal material. During production, the chuck 92 made of metal material can be placed in an injection mold, and the clamping seat 9 is formed by integral injection molding; plug connector 91 adopts the plastic material, is favorable to cassette 9 and casing 1's cooperation, avoids too much wearing and tearing between plug connector 91 and casing 1, and chuck 92 adopts metal material to make, then is favorable to improving the intensity of cassette 9, avoids exerting oneself improperly and leads to chuck 92 distortion to damage at the in-process of pegging graft with jack 119, and cassette 9 life is longer.

Referring to fig. 2, the plug 91 includes a plug portion 911 and a locking portion 912, the housing 1 is provided with a groove 110, the insertion hole 119 penetrates through the groove 110, the locking portion 912 is locked in the groove 110, and the plug portion 911 is inserted into the insertion hole 119. Preferably, the plug 91 is T-shaped. After the card holder 9 is inserted into the insertion hole 119, the insertion portion 911 is inserted into the insertion hole 119, and the clamping portion 912 abuts against the bottom of the groove 110, so that the card holder 9 is prevented from being completely sunk into the housing 1. The insertion portion 911 has a reserved gap 9112, and part of the end surface of the main board 2 is inserted into the reserved gap 9112.

Referring to fig. 1 and 8, ribs 1100 are protruded from the outer surface of the housing 1, and the ribs 1100 surround to form the groove 110. Specifically, the rib 1100 is disposed on an outer side of the middle shell 11; the groove 110 is formed by enclosing the ribs 1100, so that the wall thickness of the middle shell 11 can be kept uniform, the defects of shrinkage and the like in the injection molding process of the middle shell 11 are avoided, and the quality of the middle shell 11 is ensured.

Referring to fig. 1 and 2, the rib 1100 is provided with a first notch 11001, the clamping portion 912 is formed with a second notch 9121, the second notch 9121 is formed by vertically connecting 3 vertical walls 9123 sequentially around the bottom wall 9113, the vertical walls 9123 are perpendicular to the chuck 92, the bottom wall 9113 is parallel to the chuck 92, and the first notch 11001 and the second notch 9121 are enclosed to form an accommodating opening. In another embodiment, vertical wall 9123 can also be oblique to chuck 92. When the card holder 9 is detached, a finger or an external object can be inserted into the accommodating opening, and the finger or the external object abuts against the bottom wall 9113 of the second notch so as to take the card holder 9 out of the jack 119, so that the operation is simple and convenient.

Referring to fig. 1 and 3, in the present embodiment, the locking member 10 is a screw, a fixing hole 9122 is disposed on the clamping portion 912, a screw hole 1101 is disposed in the recess 110, and the screw passes through the fixing hole 9122 and is matched with the screw hole 1101. When the clamping seat 9 is installed, the clamping seat 9 is firstly inserted into the insertion hole 119, then a screw is inserted into the fixing hole 9122 and screwed into the screw hole 1101, and the clamping seat 9 is fixed on the shell 1 and is installed stably; when detaching, the screw is unscrewed from the screw hole 1101, and then the clamping part 912 is broken off, so that the clamping base 9 can be taken out from the insertion hole 119.

Referring to fig. 1 and 2, the SIM card mounting assembly further includes a waterproof ring 20, a fixing groove 9111 is disposed on the inserting portion 911, and the waterproof ring 20 is sleeved on the fixing groove 9111. In this embodiment, the fixing groove 9111 is disposed along the peripheral side of the plugging portion 911, the waterproof ring 20 is sleeved on the peripheral side of the plugging portion 911 and protrudes out of the peripheral side of the plugging portion 911, when the plugging portion 911 is inserted into the insertion hole 119, the waterproof ring 20 is tightly attached to the inner wall of the insertion hole 119, so that water can be prevented from entering the housing 1 from the insertion hole 119, and the housing 1 has good waterproof performance.

In the above embodiment, the waterproof ring 20 is made of a silicone material. Silica gel material has certain elasticity, and when grafting portion 911 inserted in jack 119, waterproof circle 20 and the jack 119 inner wall extrusion of making by silica gel material and kick-back make grafting portion 911 can insert in jack 119 smoothly, owing to the effect of bounce-back force, can make waterproof circle 20 closely laminate with jack 119 inner wall moreover, and water-proof effects is better.

Referring to fig. 1, a card slot 30 engaged with the chuck 92 is disposed on the motherboard 2, and the card slot 30 is electrically connected to the motherboard 2. After the card socket 9 is inserted into the insertion hole 119, the insertion portion 911 of the plug 91 is inserted into the insertion hole 119, and the chuck 92 is inserted into the chuck 92 so that the SIM card contacts the chuck 92, and the SIM card is electrically connected to the motherboard 2 through the card slot 30.

Referring to fig. 5, a retainer plate 128 is further provided on the bottom cover 12, and the retainer plate 128 blocks a portion of the insertion hole 119 to form a passage for the chuck 92 to pass through. By providing the limiting plate 128, the motherboard 2 can be prevented from being exposed to the insertion hole 119, and the situation that the electronic components on the motherboard are damaged due to the mutual abutting of the chuck 92 and the motherboard 2 in the process of inserting the chuck 92 can be avoided.

Referring to fig. 1, the case 1 includes a bottom cover 12 and a middle case 11, wherein opposite sides of the middle case 11 are provided with openings, and the bottom cover 12 covers an opening to form an inner space for accommodating the main board 2 with the middle case 11. The shell 1 adopts a separated structure, which is beneficial to assembly. In another embodiment, the bottom cover 12 and the middle case 11 may be a unitary structure. The housing 1 may be made of plastic only, by injection molding; the housing 1 may also include a metal portion and a plastic portion, and specifically, during the production, the metal portion may be formed first, for example, a metal substrate is formed by injection molding, then plastic is injected on the basis of the metal substrate to form a plastic substrate, and finally the complete housing 1 is formed.

Referring to fig. 6 and 7, the SIM card mounting assembly further includes a second screw 200, the main board 2 has a circular hole 22, the middle case 11 has an inner screw hole column 113, the second screw 200 penetrates through the circular hole 22, and the main board 2 is fixed on the middle case 11 by matching with the inner screw hole column 113. The mainboard 2 is fixed in the mesochite 11 through the cooperation of the second screw 200 and the inner screw hole column 113, the installation of the mainboard 2 is more stable, the looseness is not easy to occur, and the electronic equipment can keep a normal working state.

The embodiment of the invention also provides electronic equipment comprising the SIM card installation component.

Referring to fig. 7, the electronic device further includes a battery 3 and a metal thimble 4; the mainboard 2 and the battery 3 are both arranged in the shell 1, and the battery 3 is electrically connected with the mainboard 2; the metal thimble 4 is inserted in the casing 1 and is electrically connected with the mainboard 2, and the metal thimble 4 partially exposes outside the casing 1, and the metal thimble 4 can be connected with the head that charges in order to realize charging to battery 3. The metal thimble 4 electrically connected with the mainboard 2 is arranged on the shell 1, the metal thimble 4 is exposed outside the shell 1, the battery 3 can be charged by the charging head which is attached to the shell 1 and abutted against the metal thimble 4, and the metal thimble 4 is not subjected to the action force of plugging and unplugging and can be stably connected with the mainboard 2 for a long time; and the metal thimble 4 does not need to occupy too much space of the shell 1, which is beneficial to reducing the volume of the shell 1.

Referring to fig. 7, the electronic device further includes a buffer pad 7, and the buffer pad 7 is disposed between the battery 3 and the bottom cover 12. Preferably, the cushion 7 is foam. The cushion pad 7 can reduce the collision or friction between the battery 3 and the bottom cover 12 caused by the falling of the electronic device, thereby better protecting the battery 3.

Referring to fig. 4 and 5, the bottom cover 12 is provided with a through hole 121, and the metal thimble 4 passes through the through hole 121 and abuts against the main board 2. Through setting up through-hole 121, when the installation, install mainboard 2 and battery 3 in mesochite 11 earlier, then close bottom 12, insert metal thimble 4 through-hole 121 at last and make metal thimble 4 butt mainboard 2 to realize the electric connection of metal thimble 4 and mainboard 2. In a specific implementation, the diameter of the through hole 121 is smaller than the diameter of the metal thimble 4, so that the metal thimble 4 is in interference fit with the through hole 121, the metal thimble 4 is tightly clamped in the through hole 121, and the metal thimble 4 is prevented from falling off.

Referring to fig. 4, a matching groove 122 adapted to the charging head is formed on the bottom cover 12, and the through hole 121 penetrates the matching groove 122. The matching groove 122 is arranged, so that the charging head can be conveniently butted with the bottom cover 12, the electric connection between the charging head and the metal thimble 4 is realized, the battery 3 can be stably charged, and the operation is more convenient. Further, it is sunken 1221 to have the counterpoint in the matching groove 122 to counterpoint with the arch of the head that charges, conveniently with the butt joint of metal thimble 4 and the thimble of the head that charges, the through-hole 121 is two, two through-holes 121 interval settings, counterpoint sunken 1221 establish with between two through-holes 121.

Referring to fig. 4, the through hole 121 is a stepped hole, one end of the metal thimble 4 is hung on the step of the through hole 121, and the end of the metal thimble 4 is flush with the bottom surface of the matching groove 122. The through hole 121 is a stepped hole, which enables the metal thimble 4 to abut against a step of the stepped hole, thereby preventing the metal thimble 4 from being squeezed into the housing 1 when the charging head abuts against the metal thimble 4.

Referring to fig. 9, the metal thimble 4 includes a first cylindrical section 41 and a second cylindrical section 42, a diameter of the first cylindrical section 41 is larger than a diameter of the second cylindrical section 42, the second cylindrical section 42 is elastically inserted into the first cylindrical section 41, the first cylindrical section 41 is inserted into the through hole 121, and the second cylindrical section 42 is electrically connected to the motherboard 2. Preferably, the diameter of the first cylindrical section 41 is larger than the aperture of the through hole 121, so that the metal thimble 4 can be tightly clamped in the through hole 121, and the metal thimble 4 is prevented from falling off from the through hole 121; in another embodiment, the diameter of the first cylindrical section 41 is smaller than the diameter of the through hole 121, a protruding ring 411 is disposed on the first cylindrical section 41, the diameter of the protruding ring 411 is larger than the diameter of the through hole 121, the first cylindrical section 41 is inserted into the through hole 121, the protruding ring 411 is squeezed between the first cylindrical section 41 and the inner wall of the through hole 121, and thus the first cylindrical section 41 can be tightly clamped in the through hole 121.

Referring to fig. 6, the main board 2 is provided with a metal contact 21, and the second cylindrical section 42 abuts against the metal contact 21. In this embodiment, the sum of the lengths of the first cylindrical section 41 and the second cylindrical section 42 is greater than the distance between the through hole 121 and the main board 2, after the metal thimble 4 is completely inserted into the through hole 121, the second cylindrical section 42 is partially inserted into the first cylindrical section 41 by being abutted by the metal contact 21, and the first cylindrical section 41 provides a resilient force to keep the second cylindrical section 42 in close contact with the metal contact 21.

Referring to fig. 9, the metal thimble 4 further includes a protruding section 43, the protruding section 43 is disposed at an end of the first cylindrical section 41, and the protruding section 43 is hung on the through hole 121. The diameter of the protruding section 43 is larger than that of the first cylindrical section 41, and after the first cylindrical section 41 is completely inserted into the through hole 121, the protruding section 43 abuts on the step of the through hole 121, so as to prevent the metal thimble 4 from sinking into the through hole 121 to affect the connection between the charging head and the metal thimble 4.

Referring to fig. 7 and 5, the bottom cover 12 is further provided with a docking member 600, and the docking member 600 is used for fixing the charging head on the bottom cover 12. The abutting piece 600 is arranged, so that the charging head is fixed to the bottom cover 12 and then is kept connected with the metal ejector pin 4, and the phenomenon that the charging head is loosened to cause poor contact and influence on charging efficiency is avoided. In this embodiment, the docking member 600 may be a magnet fixed on the bottom cover 12; the magnetic part or the magnetic metal which is mutually attracted with the magnet can be arranged on the charging head, so that the charging head can be tightly attracted on the ground cover by utilizing the attraction of the magnet, and the disassembly is very convenient.

Referring to fig. 5, a boss 123 is formed at one end of the bottom cover 12, mounting holes 1231 are respectively formed at two ends of the boss 123, a protrusion 1232 is further formed on the boss 123, the through hole 121 penetrates through the boss 123, the protrusion 1232 is formed between the two mounting holes 1231, the upper surface of the protrusion 1232 is higher than the upper surface of the mounting hole 1231, and the magnet is disposed in the mounting hole 1231. The boss 123 is provided to ensure that the through hole 121 and the mounting hole 1231 have sufficient axial lengths to accommodate the magnet and the metal thimble 4, respectively, so that the magnet and the metal thimble 4 can be mounted more stably. In one embodiment, the magnet may be placed in an injection mold and injection molded integrally with the bottom cover 12, so that the magnet is inserted into the mounting hole 1231 and the mounting is stable.

Referring to fig. 4, 7 and 8, the charging assembly further includes a first screw 100, a connecting hole 124 is formed in the bottom cover 12, a connecting post 111 is formed in the middle shell 11, a threaded hole 1111 matched with the first screw 100 is formed in the connecting post 111, and the first screw 100 passes through the connecting hole 124 and is matched with the threaded hole 1111. When the battery 3 and the main board 2 are mounted in the middle case 11, the bottom cover 12 is covered on the middle case 11 with the connecting hole 124 aligned with the connecting post 111, and finally the first screw 100 is inserted into the connecting hole 124 and screwed into the threaded hole 1111 of the connecting post 111, and the bottom cover 12 is fixed on the middle case 11.

According to the electronic equipment, the metal ejector pin 4 electrically connected with the mainboard 2 is arranged on the shell 1, the metal ejector pin 4 is exposed out of the shell 1, the charging head is attached to the shell 1 and abutted against the metal ejector pin 4, the electronic equipment can be charged, and the metal ejector pin 4 is not subjected to the action force of plugging and unplugging and can be stably connected with the mainboard 2 for a long time; and metal thimble 4 need not to occupy too much casing 1 space, is favorable to reducing the volume of casing 1, makes electronic equipment smaller and more exquisite, portable.

Referring to fig. 10, the electronic device further includes a fixing member 5 for wrapping the speaker; the main board 2 and the battery 3 are stacked in the housing 1; the fixing piece 5 is arranged in the shell 1, and the fixing piece 5 is abutted to the main board 2 to press the main board 2 on the inner wall of the shell 1. Compress tightly mainboard 2 at 1 inner wall of casing through mounting 5 to make mainboard 2 installation firm, difficult not hard up, mounting 5 can also be used for wrapping up loudspeaker moreover, and one is dual-purpose, can reduce cost.

Referring to fig. 8 and 10, a bell mouth 112 is formed on one side wall of the housing 1, and a sealing member 6 is provided in the bell mouth 112. Specifically, the speaker hole 112 is disposed on a side wall of the middle casing 11, an insertion groove 1121 is disposed at a position of the inner side wall of the middle casing 11 corresponding to the speaker hole 112, and the sealing element 6 is disposed in the insertion groove 1121 and faces the sound output portion of the fixing element 5. Preferably, the sealing member 6 may be a waterproof sound-transmitting membrane; in order to improve the waterproof performance, a sealing silica gel may be disposed around the waterproof plugging groove 1121 to prevent water from entering the housing 1 through the speaker hole 112.

Referring to fig. 7 and 5, the electronic device further includes a sealing ring 8, an annular groove 125 is formed around the bottom cover 12, and the sealing ring 8 is disposed in the annular groove 125. The sealing ring 8 is arranged, when the bottom cover 12 is fixedly connected with the middle shell 11, the sealing ring 8 can prevent water from entering the shell 1 from a gap between the bottom cover 12 and the middle shell 11, and the waterproof performance of the electronic equipment is improved. In this embodiment, the sealing ring 8 may be made of a silicone material, or may be made of rubber.

Referring to fig. 10, the electronic device further includes a third screw 300, a through hole 541 is formed in the fixing member 5, a fixing post 114 is formed on the middle case 11, a screw hole 1141 is formed in the fixing post 114, and the third screw 300 passes through the through hole 541 and is matched with the screw hole 1141. The fixing of the fixing member 5 and the middle shell 11 is realized by the cooperation of the third screw 300 and the screw hole 1141 on the fixing column 114, the connection is stable, and the assembly is convenient. In another embodiment, the fixing member 5 can also be fixed to the middle shell 11 by means of a snap connection, and only the fixing member 5 and the middle shell 11 need to be provided with mutually matched snaps.

Referring to fig. 11, the fixing member 5 includes a body 51 and a protrusion unit, the protrusion unit is protruded at a middle position of one side surface of the body 51 to press the main board 2, and the protrusion unit includes a left abutting portion 52, a right abutting portion 53 and a connecting portion 54; the left abutting part 52 and the right abutting part 53 are respectively arranged at two opposite ends of one side surface of the body 51 in a protruding way, and both the left abutting part 52 and the right abutting part 53 abut against the main board 2; the connecting portion 54 is provided between the left contact portion 52 and the right contact portion 53 and connects one side surface of the main body 51. When the fixing member 5 is fixed to the middle case 11, the left abutting portion 52 and the right abutting portion 53 abut against the main board 2 to clamp the main board 2. Further, the fixing part 5 is an injection molding part and is made of plastic materials; the connecting portion 54 is a flange protruding from one side of the body 51, and the thickness of the connecting portion 54 is about one third of the thickness of the body 51; by providing the through hole 541 in the connecting portion 54, the difficulty of processing can be reduced, and the production and processing can be facilitated. Referring to fig. 6, 11 and 12, the fixing member 5 further includes an insertion portion 55, the insertion portion 55 is protruded from the bottom of the main body 51, the left abutting portion 52 and the right abutting portion 53 are formed on two sides of the insertion portion 55 and form a step shape with the insertion portion 55, the main board 2 is provided with an insertion port 23 adapted to the insertion portion 55, the insertion portion 55 is inserted into the insertion port 23, and the left abutting portion 52 and the right abutting portion 53 abut against the surface of the main board 2 on the side of the insertion port 23. When the fixing member 5 is fixed to the middle case 11 to clamp the main board 2, only the left abutting portion 52 and the right abutting portion 53 abut against the main board 2, and the insertion portion 55 is inserted into the insertion opening 23, so that the contact area between the main board 2 and the fixing member 5 is reduced, the main board 2 is firmly clamped, the main board 2 can be prevented from swinging due to the cooperation of the insertion portion 55 and the insertion opening 23, and the main board 2 is more firmly fixed.

Referring to fig. 11, the through hole 541 is opened in the connecting portion 54, a first notch 511 is disposed on the body 51 corresponding to the through hole 541, and the first notch 511 is matched with the third screw 300. The first notch 511 is provided to prevent the body 51 from blocking the third screw 300 from being inserted into the through hole 541, and to shorten the height of the connecting portion 54 protruding from the side of the body 51, so as to save the inner space of the middle case 11, and further reduce the size of the middle case 11, and the electronic device is smaller.

Referring to fig. 11, a second notch 551 is formed in the insertion portion 55 corresponding to the through hole 541, and the second notch 551 is matched with the fixing post 114. Set up second notch 551, can avoid insert portion 55 to block connecting portion 54 and fixed column 114 butt so that through-hole 541 matches the intercommunication with screw 1141, second notch 551 can also play spacing and prepositioning's effect with the cooperation of fixed column 114 in addition, when the installation third screw 300, can avoid mounting 5 to shift, and the assembly is more convenient. In the present embodiment, two through holes 541 are respectively disposed at two ends of the connecting portion 54, and correspondingly, two first recesses 511 and two second recesses 551 are also provided.

Referring to fig. 12, the fixing member 5 further includes a limiting portion 56, the limiting portion 56 includes a first abutting piece 561 and a second abutting piece 562, the first abutting piece 561 is vertically connected to the second abutting piece 562, the second abutting piece 562 is connected to one end of the left abutting portion 52, and the first abutting piece 561 and the second abutting piece 562 respectively abut against two adjacent sides of the battery 3. In the present embodiment, the second abutting piece 562 is flush with one side of the body 51, one side of the battery 3 abuts against the second abutting piece 562 and one side of the body 51, and the other side of the battery 3 abuts against the first abutting piece 561, so that the battery 3 can be limited in the space of the housing 1 between the limiting portion 56 and the body 51, and the battery 3 can be stably mounted.

Referring to fig. 5, a third abutting piece 126 is provided on the bottom cover 12 on the side opposite to the fixing member 5, and after the bottom cover 12 is closed with the middle case 11, the third abutting piece 126 abuts against one side surface of the battery 3. When the bottom cover 12 closes the middle case 11, the third abutting piece 126 abuts against one side surface of the battery 3, and the movement of the battery 3 in two opposite directions of the third abutting piece 126, the body 51 of the holder 5, and the second abutting piece 562 is restricted.

Referring to fig. 8, a fourth contact piece 115 is provided on the opposite side of the middle case 11 from the first contact piece 561, and the fourth contact piece 115 contacts the battery 3. The fourth contact piece 115 restricts movement of the battery 3 on opposite sides thereof together with the first contact piece 561, and restricts the degree of freedom of the battery 3 in four directions, i.e., front-rear, left-right, together with the body 51, the second contact piece 562, and the third contact piece 126, so that the battery 3 is stably fixed in the case 1.

Referring to fig. 8 and 13, the fourth contact piece 115 is spaced apart from the side wall of the middle case 11, two ends of the fourth contact piece 115 are connected to the side wall of the middle case 11 to form a receiving groove 116, a vibration motor 800 is disposed in the receiving groove 116, and the vibration motor 800 is electrically connected to the motherboard 2. The vibration motor vibrates to drive the middle shell 11 to vibrate so as to play a role in prompting, such as alarm clock prompting, information prompting and the like. In the present embodiment, the supporting bars 1161 are disposed at intervals on the side wall of the middle shell 11 located in the containing groove 116, and the supporting bars 1161 abut against the vibration motor 800; after the vibration motor 800 is inserted into the receiving groove 116, the support bar 1161 and the fourth contact piece 115 are clamped in the receiving groove 116 from two opposite sides, so that the vibration motor 800 is stably installed.

Referring to fig. 8, 13, and 14, the electronic device further includes a power button 700, a button hole 117 is disposed on a side wall of the middle case 11 on one side of the fourth contact piece 115, and the power button 700 is disposed in the button hole 117 and connected to the main board 2. Specifically, the power key 700 includes a pressing member 7001, a silicone sleeve 7002 and a flexible circuit board 7003, the inner side wall of the middle housing 11 is provided with a clamping groove 118, the clamping groove 118 is communicated with the key hole 117, the flexible circuit board 7003 is inserted into the clamping groove 118 and electrically connected with the main board 2, the silicone sleeve 7002 is sleeved on the pressing member 7001, and the pressing member 7001 is clamped in the key hole 117 and can reciprocate along the key hole 117; the pressing member 7001 is pressed to press the silicone sleeve 7002 so that the silicone sleeve 7002 contacts the flexible circuit board 7003, so that the flexible circuit board 7003 is conducted and transmitted to the main board 2, and the electronic device can be started or closed. More specifically, the clamping groove 118 includes a left side plate 1181, a right side plate 1182 and a baffle 1183, the left side plate 1181 and the right side plate 1182 are arranged on the inner side wall of the middle shell 11 at intervals, the baffle 1183 is arranged at intervals with the left side plate 1181 and the right side plate 1182 to form a left gap 1184 and a right gap 1185, the flexible circuit board 7003 is inserted into the left gap 1184 and the right gap 1185, one side surface of the flexible circuit 7003 abuts against the left side plate 1181 and the right side plate 1182, and the other opposite side surface abuts against the baffle 1183; the clamping groove 118 further includes a left connecting plate 1186 and a right connecting plate 1187, the length of the baffle 1183 is greater than the distance between the left side plate 1181 and the right side plate 1182, and two ends of the baffle 1183 are connected with the left side plate 1181 and the right side plate 1182 through the left connecting plate 1186 and the right connecting plate 1187 respectively. Furthermore, the height of the baffle 1183 is smaller than the heights of the left side plate 1181 and the right side plate 1182, the supporting plate 127 is arranged on the bottom cover 12, and after the bottom cover 12 covers the middle shell 11, the supporting plate 127 abuts against one side surface of the flexible circuit board 7003, which is away from the key hole 117, so as to limit the flexible circuit board 7003 to move in a direction away from the key hole 117, and ensure that the power key 700 is normally used. Preferably, the supporting plate 127 is provided with barrier strips 1271 at intervals, and the barrier strips 1271 abut against the flexible circuit board 7003; the arrangement of the barrier 1271 can reduce the contact area between the supporting plate 127 and the flexible circuit board 7003, thereby reducing the friction force between the supporting plate 127 and the flexible circuit board 7003 in the process that the bottom cover 12 covers the middle case 11, and better protecting the flexible circuit board 7003.

Referring to fig. 15 and 16, the electronic device further includes a GSM antenna, and the GSM antenna includes an antenna body 40 disposed on an inner side wall of the housing 1; the antenna body 40 comprises straight line parts 401, bent parts 402 and first pin parts 403, wherein the straight line parts 401 are arranged at intervals along an inner side wall of the shell 1 and are fully distributed on the inner side wall, the straight line parts 401 are connected with each other through the bent parts 402, and the first pin parts 403 are connected with the straight line parts 401; the main board 2 is disposed in the housing 1 and electrically connected to the antenna body 40 through the first lead portion 403. Specifically, the antenna body 40 can be etched on the inner side wall of the shell 1 through laser etching; the antenna body 40 is disposed on an inner sidewall of the middle case 11, and the linear portion 401 extends toward two sides adjacent to the inner sidewall along a horizontal direction. Through locating antenna body 40 in a casing 1 inside wall, the space of make full use of casing 1 inside wall to make antenna body 40 keep away from the electronic component on mainboard 2, avoid antenna body 40 to receive the interference of the electronic component on mainboard 2, signal reception is more sensitive.

Referring to fig. 16, the straight line portion 401 includes a high frequency band 4011 and a low frequency band 4012, the high frequency band 4011 and the low frequency band 4012 are connected by a bent portion 402, and the first lead portion 403 is connected to the high frequency band 4011. Preferably, low band 4012 and high band 4011 are all extended towards two inside walls adjacent to this inside wall with casing 1 along the horizontal direction to enlarge signal reception's area, be favorable to the collection of signal, the performance of GSM antenna is better.

Referring to fig. 16, the first pin portion 403 includes a first ground feeding point 4031 and a signal feeding point 4032, and the first ground feeding point 4031 and the signal feeding point 4032 are spaced apart and vertically connected to the high frequency segment 4011, respectively. In this embodiment, the first ground feeding point 4031 and the signal feeding point 4032 are both connected to the main board 2 to transmit signals onto the main board 2 and to emit signals output by the main board 2.

Referring to fig. 16, the high-frequency segment 4011 includes a first high-frequency straight line segment 40111, a second high-frequency straight line segment 40112, and a first bent segment 40113; the first high-frequency straight line segment 40111 is connected with the bending part 402, and the other end of the first high-frequency straight line segment is vertically connected with the first bending segment 40113; the second high-frequency straight line segment 40112 is connected to the first bent segment 40113 and is parallel to the first high-frequency straight line segment 40111. In this implementation, the first high-frequency straight line segment 40111 and the second high-frequency straight line segment 40112 both extend horizontally along an inner side wall of the housing 1, the first high-frequency straight line segment 40111 and the second high-frequency straight line segment 40112 are arranged at intervals, and the first bending portion and the bending portion 402 are respectively arranged at corners of the inner side wall and two adjacent side faces, so that the surface of the inner side wall is fully utilized.

Referring to fig. 17, the low frequency segment 4012 comprises a first low frequency straight line segment 40121, a second low frequency straight line segment 40122 and a second bend segment 40123; the first low-frequency straight line segment 40121, the second bent segment 40123 and the second low-frequency straight line segment 40122 are sequentially connected to and enclose the high-frequency segment 4011. In this implementation, first low frequency straightway 40121 and second low frequency straightway 40122 all extend along 1 inside wall level of casing, and first low frequency straightway 40121, first high frequency straightway 40111, second high frequency straightway 40112 and second low frequency straightway 40122 interval in proper order set up to be covered with this inside wall, enlarged the received signal's of the antenna body 40 of GSM antenna area, the GSM antenna is more sensitive.

Referring to fig. 16, the antenna body 40 further includes a second pin portion 404, the second pin portion 404 includes a second feed point 4041 and an extension 4042, the extension 4042 is perpendicularly connected to the second feed point 4041, and the second feed point 4041 and the first feed point 4031 are respectively disposed on two opposite sides of the signal feed point 4032. The addition of the second pin portion 404, the coupling of the second feed point 4041 to the signal feed point 4032 can generate a higher frequency resonance to increase the bandwidth of the GSM antenna. In this embodiment, the distance between the second ground feed point 4041 and the signal feed point 4032 is 0.5-2mm, preferably 1.5 mm.

Referring to fig. 5, the motherboard 2 is provided with a connection elastic sheet 50, and the connection elastic sheet 50 is electrically connected to the motherboard 2 and abuts against the first lead portion 403 and the second lead portion 404. Preferably, the connecting elastic piece 50 includes a first elastic piece 501, a second elastic piece 502 and a third elastic piece 503, and the first elastic piece 501, the second elastic piece 502 and the third elastic piece 503 respectively abut against the first ground feed point 4031, the signal feed point 4032 and the second ground feed point 4041. When the main board 2 is installed, the main board 2 is placed in the middle case 11, the first elastic sheet 501, the second elastic sheet 502 and the third elastic sheet 503 are respectively abutted to the first ground feed point 4031, the signal feed point 4032 and the second ground feed point 4041, then the fixing member 5 is fixed in the middle case 11 to compress the main board 2 and/or the main board 2 is fixed to the middle case 11 by matching the second screw 200 with the inner screw hole column 113, so that the first elastic sheet 501, the second elastic sheet 502 and the third elastic sheet 503 are tightly connected with the first ground feed point 4031, the signal feed point 4032 and the second ground feed point 4041, and the reception and transmission of signals are ensured.

Referring to fig. 15, the middle case 11 is provided with a support surface 120 around one end, and the first lead part 403 and the second lead part 404 are extended to the support surface 120. In this embodiment, the connection column 111, the inner threaded column 113 and the fixing column 114 are disposed on the support surface 120. By providing the supporting surface 120, the area of the inner side wall surface of the middle case 11 is enlarged, and the first lead portion 403 and the second lead portion 404 extend to the supporting surface 120, which is more convenient for connection with the motherboard 2.

Referring to fig. 15, a protrusion 1201 is disposed on the supporting surface 120, the first ground feed point 4031, the signal feed point 4032, and the second ground feed point 4041 are disposed on the protrusion 1201, and the connecting elastic piece 50 abuts against the protrusion 1201. By providing the protrusions 1201, the distance between the first lead portion 403 and the second lead portion 404 and the motherboard 2 can be shortened, and the influence of the excessive wall thickness of the supporting surface 120 on the injection molding of the middle shell 11 can be avoided.

Referring to fig. 15, two separation grooves 1202 are spaced apart from each other on the protrusion 1201, and the two separation grooves 1202 are respectively disposed between the first ground feed point 4031 and the signal feed point 4032 and between the signal feed point 4032 and the second ground feed point 4041. The provision of the separation groove 1202 can avoid interference between the first ground feed point 4031 and the signal feed point 4032 and between the second ground feed point 4041 and the signal feed point 4032, and facilitate laser etching.

Referring to fig. 17, the electronic device further includes a three-in-one antenna, the three-in-one antenna includes a main antenna 60, the main antenna 60 is used for receiving or transmitting dual-frequency WIFI signals and BT signals, the main antenna 60 is disposed at a chamfer of an inner side wall of the housing 1 and partially extends to two adjacent inner side walls connected to the chamfer; the main board 2 is provided with an antenna elastic sheet 70; the fixing member 5 is fixed in the housing 1 and abuts against the main board 2, so that the antenna spring 70 abuts against the main antenna assembly 60. In this embodiment, the main antenna 60 is processed to the inner sidewall chamfer of the middle shell 11 by laser etching. Specifically, the main antenna 60 is disposed at a chamfer of an inner sidewall of the middle shell 11 on a side opposite to the GSM antenna, and the speaker hole 112 is disposed on the inner sidewall. The main board 2 is tightly pressed by the fixing part 5, so that the antenna elastic sheet 70 on the main board 2 is tightly abutted to the main antenna assembly 60, the antenna elastic sheet 70 is prevented from being separated from the main antenna assembly 60 due to looseness of the main board 2, the electronic equipment can normally receive or transmit dual-frequency WIFI signals and BT signals, and the electronic equipment keeps normal network connection; in addition, the main antenna 60 is arranged at the chamfer of the inner side wall of the middle shell 11 on the side opposite to the GSM antenna, the main antenna 60 is far away from the GSM antenna, the interference is small, and the high sensitivity can be kept.

Referring to fig. 18, the main set antenna 60 includes a radiation line 601 and a connection line 602; the radiation circuit 601 is arranged at a chamfer of the inner side wall of the middle shell 11 and extends towards two inner side walls adjacent to the chamfer; the connection line 602 is connected to the radiation line 601, and the antenna spring 70 abuts against the connection line 602. In this embodiment, the radiation line 601 extends to two inner side walls adjacent to the chamfer along the horizontal direction, and the space of the inner wall surface of the middle housing 11 at the chamfer is fully utilized to enlarge the radiation area, so that the sensitivity of the main collector antenna 60 is higher.

Referring to fig. 18, a radiation line 601 includes a first horizontal segment 6011, a second horizontal segment 6012, and a vertical segment 6013, the first horizontal segment 6011 and the second horizontal segment 6012 are vertically connected to both ends of the vertical segment 6013 at intervals, and a connection line 602 is connected to the second horizontal segment 6012. In this embodiment, the first horizontal segment 6011 is configured to receive a low-frequency WIFI signal (2.4GHz) and a BT signal (2.4GHz), the second horizontal segment 6012 is configured to receive a high-frequency WIFI signal (5.0GHz), the first horizontal segment 6011 and the second horizontal segment 6012 are disposed at an interval, and the first horizontal segment 6011 is located above the second horizontal segment 6012, so that mutual interference can be prevented, and signal reception is more sensitive.

Referring to fig. 17, the connection wire 602 includes a first connection segment 6021 and a second connection segment 6022, the first connection segment 6021 and the second connection segment 6022 are connected to the second horizontal segment 6012 at intervals and extend to the supporting surface 120, and the antenna spring piece 70 is connected to the first connection segment 6021 and the second connection segment 6022. The first connection segment 6021 and the second connection segment 6022 extend to the supporting surface 120, and the antenna spring piece 70 can be connected to the connection line 602 when abutting against the supporting surface 120, which is convenient to assemble.

Referring to fig. 17, a first boss 1203 is formed on the support surface 120, the first connection section 6021 and the second connection section 6022 extend onto the first boss 1203, and the antenna dome 70 abuts against the first boss 1203 to be connected with the first connection section 6021 and the second connection section 6022. Through setting up first boss 1203, can shorten the distance between first linkage segment 6021, second linkage segment 6022 and the antenna shell fragment 70, avoid holding surface 120 thickness too big and influence the injection moulding of mesochite 11, the bounce when antenna shell fragment 70 butt is to the boss is bigger, and antenna shell fragment 70 can keep closely butt with first linkage segment 6021, second linkage segment 6022, and signal transmission is more stable.

Referring to fig. 17, a first separation groove 1204 is formed on the first boss 1203, and the first separation groove 1204 is formed between the first connection section 6021 and the second connection section 6022. The first separating groove 1204 can reduce the interference between the first connecting section 6021 and the second connecting section 6022, and is convenient for laser etching.

Referring to fig. 18, the electronic device further includes a diversity antenna 80, the diversity antenna 80 is disposed at a chamfer adjacent to the main diversity antenna 60 on the middle case 11 and extends to the supporting surface 120, and the diversity antenna 80 is connected to the antenna spring 70. The diversity antenna 80 is provided, so that the data transmission speed can be improved, and the antenna performance is more excellent.

Referring to fig. 17, a second boss 1205 is further formed on the supporting surface 120, the diversity antenna 80 extends to the second boss 1205, and the antenna spring 70 abuts against the second boss 1205 to connect with the diversity antenna 80. Through setting up second boss 1205, can shorten the distance between diversity antenna 80 and the antenna shell fragment 70, avoid holding surface 120 thickness too big and influence the injection moulding of mesochite 11, the bounce when antenna shell fragment 70 butt is to the boss is bigger, and antenna shell fragment 70 can keep inseparable butt with diversity antenna 80, and signal transmission is more stable.

Referring to fig. 19, the electronic device further includes a display assembly 90, the display assembly 90 includes a display screen 901 and a touch screen 902, the housing 1 further includes an upper cover 13, the upper cover 13 is provided with a display window 131 adapted to the display screen 901, the touch screen 902 and the display screen 901 are sequentially stacked and in the middle case 11, the touch screen 902 and the display screen 901 are electrically connected to the motherboard 2, the touch screen 902 is located above the display screen 901, and the upper cover 13 covers the middle case 11 to limit the touch screen 902 and the display screen 901 in the middle case 11. By arranging the touch screen 902 and the display screen 901, the electronic equipment can display image information, character information and the like, so that the electronic equipment has more functions and better user experience; the touch panel 902 can operate the electronic device to cause the display 901 to display content desired by the user.

Referring to fig. 11 and 20, the upper cover 13 is formed with a clamping buckle 132, the top of the middle shell 11 is formed with a buckle position 130 matched with the clamping buckle 132, and the upper cover 13 is fixed on the middle shell 11 through the matching of the clamping buckle 132 and the buckle position 130, so that the connection is stable and the assembly is convenient.

Referring to fig. 11 and 20, the upper cover 13 is formed with guide posts 133, and the middle case 11 is provided with guide holes 140 engaged with the guide posts 133. The upper cover 13 is easily closed to the middle case 11 by the engagement of the guide posts 133 with the guide holes 140.

Referring to fig. 19, a horizontal plate 400 for supporting a display panel 901 and a touch panel 902 is provided on the middle case 11, and the touch panel 902 and the display panel 901 are sequentially stacked on the horizontal plate 400. Set up diaphragm 400, can avoid display screen 901 and mainboard 2 direct contact, avoid display screen 901 and the electronic component contact on the mainboard 2 and damage display screen 901 or electronic component when casing 1 bumps. Further, referring to fig. 5, a shielding case 500 is disposed on the motherboard 2, and the shielding case 500 covers the motherboard 2, so as to prevent external signals from interfering with electronic components on the motherboard 2. In this embodiment, the horizontal plate 400 is a steel sheet, and can put the horizontal plate 400 into the injection mold to be integrally formed with the middle shell 11, so that the machining efficiency is higher, and the assembling processes are reduced.

The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. An SIM card mounting assembly is characterized by comprising a shell, a main board, a card seat and a locking piece, wherein the main board is arranged in the shell, the shell is provided with a jack, the card seat is provided with a mounting groove matched with an SIM card, the card seat is inserted into the jack, the SIM card is electrically connected with the main board, and the locking piece is used for fixing the card seat on the shell;

the clamping seat comprises a plug connector and a chuck, the chuck is connected with the end part of the plug connector, the mounting groove is formed in the chuck, the chuck is inserted into the shell from the jack, and the plug connector is inserted into the jack and fixed on the shell through the locking piece;

the plug connector comprises a plug connection part and a clamping part, a groove is formed in the shell, the jack is arranged in the groove, the clamping part is clamped in the groove, the plug connection part is inserted into the jack, the plug connection part is provided with a reserved notch, and the end face of the main board part is inserted into the reserved notch.

2. The SIM card mounting assembly of claim 1, wherein the housing has ribs thereon, the ribs surrounding the groove.

3. The SIM card mounting assembly of claim 2, wherein the rib has a first notch, the engaging portion has a second notch, and the first notch and the second notch enclose to form an accommodating opening.

4. The SIM card mounting assembly of claim 2, wherein the locking member is a screw, the locking portion has a fixing hole, the recess has a screw hole, and the screw passes through the fixing hole and fits with the screw hole.

5. The SIM card mounting assembly of claim 1, further comprising a waterproof ring, wherein the inserting portion is provided with a fixing groove, and the waterproof ring is sleeved on the fixing groove.

6. The SIM card mounting assembly of claim 1, wherein the housing includes a bottom cover and a middle case, and the middle case has openings on opposite sides thereof, and the bottom cover covers the openings to form an inner space with the middle case for accommodating the motherboard.

7. The SIM card mounting assembly of claim 6, further comprising a second screw, wherein the main board is provided with a circular hole, the middle case is provided with an inner screw hole column, and the main board is fixed on the middle case by the second screw passing through the circular hole and cooperating with the inner screw hole column.

8. An electronic device, characterized in that it comprises a SIM card mounting assembly according to any one of claims 1 to 7.