CN210955049U - USB receiver - Google Patents

Abstract

The utility model relates to an electronic product technical field specifically provides a USB receiver, it includes the plastic shell, PCB board subassembly and metal casing shell, PCB board unit mount is in the plastic shell, the plastic shell has the grafting tip and the spacing tip relative with the grafting tip, the interface has been seted up at the grafting tip to the plastic shell, the tip that docks with electronic equipment's USB connector in the PCB board subassembly exposes in the interface, the metal casing shell cover locate the grafting tip of plastic shell and with the spacing tip joint cooperation of plastic shell and the two can dismantle the connection. Like this, be convenient for maintain USB receiver, maintenance and spare part change, avoid causing the wasting of resources to pass through the spacing tip joint cooperation of metal covering shell and plastic shell, have the effect of blockking to the partial external force of plastic shell to reduce the external force that the plastic shell receives, prevent effectively that the plastic shell from breaking away from the metal covering shell, prolong USB receiver's life.

Description

USB receiver

Technical Field

The utility model belongs to the technical field of the electronic product, more specifically say, relate to a USB receiver.

Background

With the increasing living standard of people, computers have become essential for people's life, study and entertainment, and the mouse is naturally essential as one of the main peripherals of the computer. In particular, wireless mice are rapidly replacing wired mice due to their advantages of more convenient operation, simpler structure, no space limitation, etc. When the wireless mouse is used, the USB receiver matched with the wireless mouse needs to be inserted into a USB interface of a computer to realize wireless connection between the wireless mouse and the computer, and the USB receiver receives a control signal sent by the mouse and converts the control signal into a digital signal to be transmitted to the computer so as to realize operation of a computer interface.

At present, the USB receiver commonly used is USB bayonet joint and plastic part shaping in an organic whole usually, USB bayonet joint and the USB socket grafting cooperation on the computer, when need not using, the user can pull it off from the computer, however, frequently plug USB receiver and/or plug too violently hard to USB receiver, can cause whole loose, when serious, can break away from even, cause USB receiver can't carry out effective connection with computer and mouse, influence USB receiver's normal use, USB receiver can't and carry out spare part change, directly declare to scrap, cause the wasting of resources.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a USB receiver and be arranged in order to solve exist among the prior art because USB receiver is USB bayonet joint and plastic part shaping in an organic whole usually, however, frequent plug USB receiver and/or to USB receiver plug excessively fiercely hard, can cause whole loosely, influence USB receiver's normal use, USB receiver can't restore and carry out spare part change, directly declares to scrap, causes the technical problem of wasting of resources.

In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a USB receiver, it includes plastic shell, PCB board subassembly and metal casing, PCB board subassembly install in the plastic shell, the plastic shell have the grafting tip and with the relative spacing tip of grafting tip, the plastic shell in the grafting tip has seted up the interface, the tip that docks with electronic equipment's USB connector in the PCB board subassembly exposes in the interface, the metal casing cover is located the grafting tip of plastic shell and with the spacing tip joint cooperation of plastic shell and the connection can be dismantled to the two.

Further, the metal casing shell including main casing body and with the first joint structure and the second joint structure of the last surface connection of main casing body rear end, first joint structure with the equal joint of second joint structure in the spacing tip of plastic shell and all with spacing tip can be dismantled and be connected.

Further, first joint structure include all with main casing body rear end's upper surface connection's first card foot and second card foot, the upper surface of spacing tip is equipped with first draw-in groove and second draw-in groove, first card foot have receive external force and buckle when it insert in the first joint state of first draw-in groove and receive external force and break away from when perk it the first dismantlement state of first draw-in groove, the second card foot have receive external force and buckle when it insert in the second joint state of second draw-in groove and receive external force and break away from when perk it the second dismantlement state of second draw-in groove.

Furthermore, the main casing body is provided with a first accommodating port and a second accommodating port at the rear end of the upper surface thereof, the first accommodating port is opposite to the first clamping groove, the second accommodating port is opposite to the second clamping groove, one end of the first clamping pin is connected to the first accommodating port of the main casing body, and the other end of the first clamping pin extends towards the left side or the right side, and one end of the second clamping pin is connected to the second accommodating port of the main casing body, and the other end of the second clamping pin extends towards the left side or the right side.

Further, the second joint structure include with the third card foot that the left side surface of the main casing body is connected and with the fourth card foot that the right side surface of the main casing body is connected, the left side surface of spacing tip is equipped with the third draw-in groove and its right side surface is equipped with the fourth draw-in groove, the third card foot have it receive external force and buckle insert in the third joint state of third draw-in groove and break away from when it receives external force and perk the third dismantlement state of third draw-in groove, the fourth card foot have it receive external force and buckle insert in the fourth joint state of fourth draw-in groove and break away from when it receives external force and perk the fourth dismantlement state of fourth draw-in groove.

Furthermore, the main casing body is provided with a third accommodating port at the rear end of the left side surface of the main casing body and a fourth accommodating port at the right side surface of the main casing body, the third accommodating port is opposite to the third clamping groove, the fourth accommodating port is opposite to the fourth clamping groove, one end of the third clamping pin is connected to the third accommodating port of the main casing body, and the other end of the third clamping pin extends towards the upside or the downside, and one end of the fourth clamping pin is connected to the fourth accommodating port of the main casing body, and the other end of the fourth clamping pin extends towards the upside or the downside.

Further, the spacing tip of plastic shell has spacing platform, the mesa orientation of spacing platform the grafting tip, the rear end of metal casing support by in the mesa of spacing platform.

The plastic shell comprises an upper half shell and a lower half shell, the lower half shell is provided with a containing groove, the PCB assembly is arranged in the containing groove, the lower half shell is also provided with an inserting part and a limiting part connected with the inserting part, the upper half shell is opposite to the inserting part and is fixedly connected with the inserting part, and a containing groove opening corresponding to the inserting part is the inserting opening; first joint structure can dismantle connect in last half shell, second joint structure can dismantle connect in half shell down.

Furthermore, the USB receiver further comprises an electrostatic conduction piece, the insertion part is provided with a through hole communicated with the accommodating groove, one end of the electrostatic conduction piece is electrically communicated with the grounding circuit on the PCB assembly, and the other end of the electrostatic conduction piece penetrates out of the through hole and abuts against the inner wall of the metal casing.

Furthermore, the plastic shell further comprises at least one guide platform, each guide platform is connected to the upper surface of the limiting end of the plastic shell, each guide platform is provided with a guide inclined plane, the guide inclined planes face the insertion end, and the inner wall of the metal casing is abutted to the guide platform.

The utility model provides a pair of USB receiver's beneficial effect lies in: the USB receiver comprises a plastic shell, a PCB assembly and a metal casing, wherein the PCB assembly is installed in the plastic shell, the plastic shell is provided with a plug port on the upper side of the plug end, and the butt joint surface of the PCB assembly and a USB connector on the electronic equipment is exposed out of the plug port to realize butt joint with a terminal assembly on the USB connector. The metal casing is sleeved at the inserting end part of the plastic shell and is detachably connected with the limiting end part of the plastic shell, so that on one hand, the assembly process is simplified, and the assembly efficiency is improved; on the other hand, the USB receiver is convenient to maintain, repair and replace parts, so that resource waste is avoided; furthermore, when the USB receiver receives the exogenic action, wherein, this exogenic action is dispersed to be used in PCB board subassembly, metal casing shell and plastic shell, and PCB board subassembly sets up in the plastic shell, the exogenic force that its received can change into the exogenic force that the plastic shell receives, USB receiver is under the exogenic action promptly, the exogenic force concentrates to be used in metal casing shell and plastic shell, spacing tip joint cooperation through metal casing shell and plastic shell, partial external force to the plastic shell has the effect of blockking, thereby reduce the exogenic force that the plastic shell receives, prevent effectively that the plastic shell from breaking away from the metal casing shell, the life of extension USB receiver.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is an exploded perspective view of a USB receiver according to an embodiment of the present invention;

fig. 2 is an exploded perspective view of a plastic housing according to an embodiment of the present invention

Fig. 3 is an exploded perspective view of another angle of the USB receiver according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or it can be indirectly fixed to or disposed on the other element through a third member. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element through a third component.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.

Wherein, as shown in fig. 1, the positive direction of X represents "down", and the negative direction thereof represents "up"; the positive direction of Y represents "left", and the negative direction thereof represents "right".

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1, an embodiment of the present invention provides a USB receiver, which includes a plastic housing 100, a PCB assembly 200 and a metal casing 300, wherein the PCB assembly 200 receives a control signal sent by a mouse and converts the control signal into a digital signal to be transmitted to a computer or other electronic devices, so as to implement a function operation on an interface, i.e. implement a wireless connection between the wireless mouse and the computer. The PCB assembly 200 is installed in the plastic housing 100, the plastic housing 100 has a plug end 101 and a limit end 102 opposite to the plug end 101, the limit end 102 is retained outside the USB connector on the electronic device, the plastic housing 100 has a plug interface 103 at the plug end 101, and the end of the PCB assembly 200 abutting against the USB connector of the electronic device is exposed to the plug interface 103 to abut against the USB connector. The metal casing 300 is sleeved on the insertion end 101 of the plastic housing 100 and is in snap fit with the limiting end 102 of the plastic housing 100, and the two can be detachably connected.

In this embodiment, the USB receiver 1 includes a plastic housing 100, a PCB assembly 200 and a metal casing 300, wherein the PCB assembly 200 is installed in the plastic housing 100, the plastic housing 100 is provided with a socket 103 on an upper side of the plugging end 101, and a surface of the PCB assembly 200, which is in contact with a USB connector of an electronic device, is exposed through the socket 103, so as to be in contact with a terminal assembly of the USB connector. The metal casing 300 is sleeved on the inserting end 101 of the plastic casing 100 and detachably connected with the limiting end 102 of the plastic casing 100, so that on one hand, the assembly process is simplified, and the assembly efficiency is improved; on the other hand, the USB receiver 1 is convenient to maintain, repair and replace parts, so that resource waste is avoided; furthermore, when the USB receiver 1 is subjected to an external force, wherein the external force is dispersed and applied to the PCB assembly 200, the metal casing 300 and the plastic housing 100, and the PCB assembly 200 is disposed in the plastic housing 100, the external force applied thereto can be converted into an external force applied to the plastic housing 100, that is, the USB receiver 1 is under the external force, the external force is concentrated and applied to the metal casing 300 and the plastic housing 100, and the metal casing 300 is engaged with the limiting end 102 of the plastic housing 100, so as to block part of the external force of the plastic housing 100, thereby reducing the external force applied to the plastic housing 100, effectively preventing the plastic housing 100 from being separated from the metal casing 300, and prolonging the service life of the USB receiver 1.

Referring to fig. 1, further, the metal casing 300 includes a main casing 310, and a first clamping structure 320 and a second clamping structure 330 connected to an upper surface of a rear end of the main casing 310, wherein the first clamping structure 320 and the second clamping structure 330 are both clamped to the limiting end portion 102 of the plastic housing 100 and are both detachably connected to the limiting end portion 102, so that when a pulling force is applied to the USB receiver 1 plugged into the USB connector, the USB receiver 1 is pulled out of the USB connector, and the first clamping structure 320 and the second clamping structure 330 of the metal casing 300 are both clamped to the plastic housing 100 to prevent the first clamping structure 320 and the second clamping structure 330 from being detached. Spacing tip 102 of plastic housing 100 has spacing platform 110, the mesa of spacing platform 110 is towards grafting tip 101, the rear end of metal jacket 300 supports and leans on in the mesa of spacing platform 110, thus, when exerting thrust to USB receiver 1, be about to peg graft USB receiver 1 on USB connects, because mutual butt between plastic housing 100 and the metal jacket 300, realize spacing to metal jacket 300 and/or plastic housing 100, on this basis, combine the setting of first joint structure 320 and second joint structure 330, realize fixed connection between plastic housing 100 and the metal jacket 300 and can dismantle between the two and be connected, the life of extension USB receiver 1.

In this embodiment, the limiting table 110 is circumferentially arranged around the limiting end 102 of the plastic housing 100, so as to improve the stability of the limiting of the metal casing 300.

Referring to fig. 1, further, the first clamping structure 320 includes a first clamping leg 321 and a second clamping leg 322 both connected to the upper surface of the rear end of the main housing 310, the upper surface of the limiting end portion 102 is provided with a first clamping slot 103 and a second clamping slot 104, the first clamping leg 321 has a first clamping state inserted into the first clamping slot 103 when being bent by an external force and a first disassembling state separated from the first clamping slot 103 when being tilted by the external force, and the second clamping leg 322 has a second clamping state inserted into the second clamping slot 104 when being bent by the external force and a second disassembling state separated from the second clamping slot 104 when being tilted by the external force.

Referring to fig. 1, further, the main housing 310 is provided with a first receiving opening 301 and a second receiving opening 302 at a rear end of an upper surface thereof, the first receiving opening 301 is opposite to the first card slot 103, the second receiving opening 302 is opposite to the second card slot 104, one end of the first card pin 321 is connected to the first receiving opening 301 of the main housing 310, and the other end extends towards the left side or the right side, one end of the second card pin 322 is connected to the second receiving opening 302 of the main housing 310, and the other end extends towards the left side or the right side, so that when a pulling force is applied to the USB receiver 1, side edges of the first card pin 321 and the second card pin 322 can directly abut against the receiving openings where the first card pin 321 and the second card pin 322 are located, thereby better improving connection stability.

In the present embodiment, the metal casing 300 is press-molded.

Referring to fig. 1, the second clamping structure 330 further includes a third clamping leg 331 connected to the left surface of the main housing 310 and a fourth clamping leg 332 connected to the right surface of the main housing 310, the left surface of the limiting end 102 is provided with a third clamping groove 105, the right surface of the limiting end is provided with a fourth clamping groove 106, the third clamping leg 331 has a third clamping state inserted into the third clamping groove 105 when being bent by an external force and a third dismounting state separated from the third clamping groove 105 when being tilted by the external force, the fourth clamping leg 332 has a fourth clamping state inserted into the fourth clamping groove 106 when being bent by the external force and a fourth dismounting state separated from the fourth clamping groove 106 when being tilted by the external force. The first engaging portion 321 and the second engaging portion 322 are disposed to effectively prevent the high metal shell 300 and the plastic housing 100 from being separated or loosened by an external force, so as to further improve the connection stability.

In this embodiment, when the metal casing 300 and the plastic housing 100 need to be assembled together, the metal casing 300 is sleeved on the insertion end 101 of the plastic housing 100, and meanwhile, each of the pins is aligned with the corresponding slot, and the first pin 321, the second pin 322, the third pin 331 and the fourth pin 332 are bent downward by using a tool, and the ends of the two pins are inserted into the corresponding slots, so as to realize the clamping assembly between the plastic housing 100 and the metal casing 300; when the metal casing 300 needs to be detached from the plastic housing 100, the first clip 321, the second clip 322, the third clip 331 and the fourth clip 332 are tilted by a tool and separated from the corresponding slots, so that the metal casing 300 can be detached from the plastic casing.

Referring to fig. 1, further, the main housing 310 has a third receiving opening 303 formed at a rear end of a left side surface thereof and a fourth receiving opening 304 formed at a right side surface thereof, the third receiving opening 303 is opposite to the third card slot 105, the fourth receiving opening 304 is opposite to the fourth card slot 106, one end of the third card leg 331 is connected to the third receiving opening 303 of the main housing 310 and the other end extends towards an upper side or a lower side, one end of the fourth card leg 332 is connected to the fourth receiving opening 304 of the main housing 310 and the other end extends towards the upper side or the lower side, so that when a pulling force is applied to the USB receiver 1, side edges of the third card leg 331 and the fourth card leg 332 can directly abut against the receiving openings of the respective receiving openings, thereby further improving connection stability.

Referring to fig. 1 and fig. 2, further, the plastic housing 100 includes an upper housing half 120 and a lower housing half 130, the lower housing half 130 has a receiving groove 107, the PCB board assembly 200 is disposed in the receiving groove 107, the lower housing half 130 further has a plug-in portion 131 and a limiting portion 132 connected to the plug-in portion 131, the upper housing half 120 is opposite to the plug-in portion 131 and is fixedly connected to the plug-in portion 131, and a slot of the receiving groove 107 corresponding to the plug-in portion 131 is a plug-in port 103; the first latch structure 320 is detachably connected to the upper housing half 120, and the second latch structure 330 is detachably connected to the lower housing half 130.

In this embodiment, the lower half shell 130 is provided with an engagement groove 108 on the upper end surface of the limiting portion 132, and the lower end portion of the upper half shell 120 is inserted into the engagement groove 108 and bonded together.

Referring to fig. 1 to 3, further, the USB receiver 1 further includes an electrostatic conductive element 400, the insertion portion 131 is provided with a through hole 109 communicating with the accommodation groove 107, one end of the electrostatic conductive element 400 is electrically connected to the ground line on the PCB assembly 200, and the other end of the electrostatic conductive element 400 penetrates through the through hole 109 and abuts against the inner wall of the metal casing 300. It can be understood that the static electricity on the metal casing 300 is conducted to the grounding line on the PCB assembly 200 via the static electricity conducting member 400, so that the metal casing 300 is grounded, and the safe operation of the USB receiver 1 is ensured.

In this embodiment, the PCB board of the PCB assembly 200 is coated with copper, and a conductive foam is adhered to the copper-coated area, wherein the conductive foam is the electrostatic conductive member 400, and one end of the conductive foam penetrates through the through hole 109 of the lower half shell 130 and presses against the inner wall of the metal casing 300, so as to be in good contact with the metal casing 300.

Referring to fig. 1 and 2, further, the plastic housing 100 further includes at least one guiding platform 140, each guiding platform 140 is connected to the upper surface of the limiting end 102 of the plastic housing 100, the guiding platform 140 has a guiding inclined plane 141, and the guiding inclined plane 141 faces the inserting end 101, so that the metal casing 300 is more smoothly installed. The inner wall of the metal casing 300 abuts against the docking station 140. Through the arrangement of the guide table 140, the upper side wall of the metal casing 300 is supported, so that a certain distance is reserved between the upper side wall of the metal casing 300 and the upper surface of the upper half shell 120, and thus, a certain operation space is reserved for bending and tilting operation of each clamping leg.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. The utility model provides a USB receiver, its characterized in that includes plastic shell, PCB board subassembly and metal casing, PCB board subassembly install in the plastic shell, the plastic shell have the grafting tip and with the relative spacing tip of grafting tip, the plastic shell in the grafting tip has seted up the interface, the tip that docks with electronic equipment's USB connector in the PCB board subassembly exposes in the interface, the metal casing cover is located the grafting tip of plastic shell and with the spacing tip joint cooperation of plastic shell and the connection can be dismantled to the two.

2. The USB receiver according to claim 1, wherein the metal shell includes a main housing, and a first and a second clamping structure connected to an upper surface of a rear end of the main housing, and the first and the second clamping structures are clamped to a limiting end of the plastic housing and detachably connected to the limiting end.

3. The USB receiver according to claim 2, wherein the first latching structure includes a first latching leg and a second latching leg both connected to the upper surface of the rear end of the main housing, the upper surface of the limiting end has a first latching groove and a second latching groove, the first latching leg has a first latching state inserted into the first latching groove when it is bent by an external force and a first detachable state separated from the first latching groove when it is tilted by an external force, the second latching leg has a second latching state inserted into the second latching groove when it is bent by an external force and a second detachable state separated from the second latching groove when it is tilted by an external force.

4. The USB receiver according to claim 3, wherein the main housing has a first receiving opening and a second receiving opening at a rear end of an upper surface thereof, the first receiving opening is opposite to the first engaging groove, the second receiving opening is opposite to the second engaging groove, one end of the first engaging pin is connected to the first receiving opening of the main housing, and the other end of the first engaging pin extends toward the left or right side, one end of the second engaging pin is connected to the second receiving opening of the main housing, and the other end of the second engaging pin extends toward the left or right side.

5. The USB receiver according to claim 2, wherein the second latch structure includes a third latch pin connected to the left surface of the main housing and a fourth latch pin connected to the right surface of the main housing, the left surface of the limiting end has a third slot and the right surface has a fourth slot, the third latch pin has a third latching state inserted into the third slot when it is bent by an external force and a third detaching state separated from the third slot when it is tilted by an external force, and the fourth latch pin has a fourth latching state inserted into the fourth slot when it is bent by an external force and a fourth detaching state separated from the fourth slot when it is tilted by an external force.

6. The USB receiver according to claim 5, wherein the main housing has a third receiving opening at a rear end of a left side surface thereof and a fourth receiving opening at a right side surface thereof, the third receiving opening is opposite to the third card slot, the fourth receiving opening is opposite to the fourth card slot, one end of the third card pin is connected to the third receiving opening of the main housing and the other end extends toward an upper side or a lower side, one end of the fourth card pin is connected to the fourth receiving opening of the main housing and the other end extends toward the upper side or the lower side.

7. The USB receiver according to any one of claims 2 to 6, wherein the limiting end of the plastic housing has a limiting table, the table surface of the limiting table faces the plugging end, and the rear end of the metal casing abuts against the table surface of the limiting table.

8. The USB receiver according to any one of claims 2 to 6, wherein the plastic housing comprises an upper half shell and a lower half shell, the lower half shell has a receiving groove, the PCB board assembly is disposed in the receiving groove, the lower half shell further has a plug portion and a limiting portion connected with the plug portion, the upper half shell is opposite to the plug portion and is fixedly connected with the plug portion, and a receiving groove opening corresponding to the plug portion is the plug interface; first joint structure can dismantle connect in last half shell, second joint structure can dismantle connect in half shell down.

9. The USB receiver of claim 8, further comprising an electrostatic conducting element, wherein the insertion portion defines a through hole communicating with the receiving groove, one end of the electrostatic conducting element is electrically connected to the ground line on the PCB assembly, and the other end of the electrostatic conducting element extends out of the through hole and abuts against the inner wall of the metal casing.

10. The USB receiver according to any one of claims 1 to 6, wherein the plastic housing further comprises at least one guiding platform, each guiding platform is connected to an upper surface of a limiting end of the plastic housing, the guiding platform has a guiding inclined surface facing the plugging end, and an inner wall of the metal casing abuts against the guiding platform.

Images