CN213366436U

CN213366436U - Waterproof button and waterproof electronic product

Info

Publication number: CN213366436U
Application number: CN202021606984.5U
Authority: CN
Inventors: 曾荣慧
Original assignee: Wuxi Wentai Information Technology Co ltd
Current assignee: Wuxi Wentai Information Technology Co ltd
Priority date: 2020-08-05
Filing date: 2020-08-05
Publication date: 2021-06-04
Anticipated expiration: 2030-08-05

Abstract

The utility model discloses a waterproof key and waterproof electronic product, the waterproof key comprises a key switch, a key RUB waterproof component, a front shell and a press key which are arranged from left to right in sequence, a pcb is fixedly connected with the key switch, the waterproof key also comprises a key fixing shaft and an elastic piece, a through hole matched with the key fixing shaft is arranged on the inner side wall of the front shell, after the key fixing shaft passes through the through hole from the left side, the elastic piece is inserted into the key fixing shaft from the right side of the through hole, the elastic piece is assembled with the front shell after being deformed by the force extruded in the pressing direction of the press key, the press key comprises a key groove, the key groove is matched with the key fixing shaft, the key groove is communicated with the through hole, the key waterproof RUB component is adopted to be waterproof when being pressed with the front shell in the forward direction, the tightness of pressing the key waterproof RUB component and the front shell is ensured through fixed connection, thereby preventing water, so that the waterproof effect is good.

Description

Waterproof button and waterproof electronic product

Technical Field

The utility model relates to an electronic product button technical field, in particular to waterproof button and waterproof electronic product.

Background

In recent years, due to rapid development of electronic and information industries, related products are increasingly sophisticated. In view of the present personal computer field, in addition to seeking the cooperation of a computing unit with higher speed and computing capability and various peripheral devices to satisfy the user's requirements, a light and thin portable electronic device is also a key field of the industry development. The portable electronic devices, such as tablet computers or mobile phones, have light and thin features, and are widely used in personal or commercial markets. In general, portable electronic devices have advanced functions, such as computing performance and display capability, in addition to other auxiliary functions. For example, in order to increase the waterproof capability of the portable electronic device, manufacturers do not go to great lengths to increase the waterproof function of the portable electronic device. How to provide a key with strong waterproof capability and high reliability will be more helpful to the improvement of waterproof capability of the portable electronic device. The general conventional key is waterproof by adopting a mode of adding a waterproof ring on the inner side, the front shell is provided with a hole, and the waterproof ring is in interference fit with the inner wall of the front shell to play a role of sealing and waterproofing. Pressing the button, waterproof circle is passed through to the button to strength, and DOME is transfered to again, realizes the button function. The key size is larger and basically reaches 8-10MM in the way of preventing water through the inner wall of the opening of the front shell. The thickness of the whole machine is more than 15 MM. It is disadvantageous for a mobile phone which pursues a slim concept. In addition, the key waterproof ring is not stably limited during assembly, is easy to shake, causes the assembly not in place and causes waterproof failure.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims at providing a better waterproof button of water-proof effects and waterproof electronic product.

In order to realize the above-mentioned purpose, the utility model provides a waterproof button includes the key switch that from left to right sets gradually, pcb, button RUB waterproof component, preceding shell and press the key, pcb and key switch fixed connection, this waterproof button still includes button fixed axle and elastic component, set up the through-hole with button fixed axle looks adaptation on the preceding shell inside wall, the button fixed axle passes the through-hole from the left side after, the elastic component inserts the button fixed axle from the through-hole right side, the elastic component presses the key to press the direction on extruded power deformation back and preceding shell equipment together, press the key including pressing the keyway, press keyway and button fixed axle looks adaptation, and the button groove is linked together with the through-hole.

Preferably, button RUB waterproof component sets up in the shell before, and button RUB waterproof component and preceding shell inside wall forward pressfitting, and button RUB waterproof component includes U type contact site, and button fixed axle left end is located U type contact site, and the U type contact site outside is extended there is the contact piece, and the contact piece supports key switch when pressing the button.

Preferably, the upper side and the lower side of the U-shaped contact part are respectively extended with a fixing part, the fixing parts are in axial symmetry, and the fixing parts are positioned between the front shell and the key switch.

Preferably, a protrusion is arranged on the end face of the fixing part, a groove is formed in the inner side wall of the front shell, and the protrusion abuts against the groove in the inner side wall of the front shell.

Preferably, the waterproof key comprises waterproof glue, and the waterproof glue is used for bonding and fixing the key fixing shaft in the key pressing groove.

Preferably, a plurality of fixed slots are opened to the pressing key inside wall, and preceding shell front end is provided with a plurality of fixed blocks, and each fixed block and each fixed slot looks adaptation.

Preferably, the number of the fixing grooves is 2, and the number of the fixing blocks is 2.

Preferably, the diameter of the depressed key is 2-3 MM.

Preferably, the elastic member is a spring.

The utility model provides a waterproof electronic product, include as above waterproof button.

The utility model discloses technical scheme adopts the waterproof RUB subassembly of button and preceding shell side forward pressfitting to come waterproofly through above-mentioned waterproof button, guarantees the compactness of the waterproof RUB subassembly of button and preceding shell pressfitting through fixed connection to prevent that rivers from getting into in the complete machine cavity through the clearance, make water-proof effects good.

Drawings

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

Fig. 1 is an exploded view of the waterproof button of the present invention;

fig. 2 is a sectional view of the waterproof button of the present invention;

fig. 3 is a cross-sectional view of the waterproof button of the present invention from another view angle;

fig. 4 is a partial enlarged view of fig. 2 in the waterproof button of the present invention.

The reference numbers illustrate: 1-key switch, 2-key RUB waterproof component, 3-front shell, 4-pressing key, 5-key fixing shaft, 6-elastic piece, 7-pcb, 31-through hole, 41-pressing key groove, 21-U type contact part, 22-contact block, 23-fixing part, 230-bulge, 32-groove, 33-fixing block 33 and 42-fixing groove.

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

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Example one

The utility model provides a waterproof button.

In the embodiment of the present invention, as shown in fig. 1-4, the waterproof button includes a key switch 1, a pcb7 button RUB waterproof assembly 2, a front shell 3 and a press key 4, a pcb7 and a key switch 1 fixed connection, the waterproof button further includes a key fixing shaft 5 and an elastic member 6, a through hole 31 adapted to the key fixing shaft 5 is provided on the inner side wall of the front shell 3, the key fixing shaft 5 passes through the through hole 31 from the left side, the elastic member 6 is inserted into the key fixing shaft 5 from the right side of the through hole 31, the elastic member 5 is assembled with the front shell 3 after pressing the force deformation of the press key 4 in the pressing direction, the press key 4 includes a key slot 41, the key slot 41 is adapted to the key fixing shaft, and the key slot is communicated with the through hole. The key waterproof RUB component 2 and the side face of the front shell 3 are positively pressed to prevent water, and the tightness of pressing is guaranteed through screw fixation. The waterproof RUB component 2 of the key is provided with a bulge to ensure the compression amount with the side surface of the front shell 3, so that water flow is prevented from entering the cavity of the whole machine through a gap. After the key fixing shaft 5 is inserted into the through hole 31 of the front housing 3 from the left side, the elastic member 6 is inserted into the key fixing shaft 5 from the right side, and then the inner side of the pressing key 4 is dispensed from the right side and assembled with the key fixing shaft 5, and pressure is maintained by using a jig. When the pressing key 4 is pressed, the force is transmitted from the pressing key 4 to the key fixing shaft 5, passes through the key waterproof RUB assembly 2, and is transmitted to the key switch 1. Thereby realizing the key function; the return and damping of the depressed key 4 is achieved by the elastic member 6.

Further, button RUB waterproof component 2 sets up in preceding shell 3, and button RUB waterproof component 2 and preceding 3 inside walls of shells forward pressfitting, and button RUB waterproof component 2 includes U

type contact site

21, and 5 left ends of button fixed axles are located U type contact site 21, and U type contact site 21 outside extends has contact piece 22, and contact piece supports key switch 1 when pressing button 4. The button RUB waterproof component 2 is fixed with the front shell 3 through screws, so that the pressing tightness is ensured, the waterproof performance is improved, and water flow is prevented from entering the cavity of the whole machine through gaps; the U-shaped contact part 21 is arranged to be convenient for better adapting to the key fixing shaft 5, and the contact block 22 extending out of the U-shaped contact part 21 is arranged to be convenient for force to be transmitted to the key switch 1 through the key waterproof RUB component 2 after being transmitted to the key fixing shaft 5 from the pressing key 4 to realize the key function when the pressing key 4 is pressed.

In the embodiment, fixing portions 23 extend from the upper and lower sides of the U-shaped contact portion 21, and the fixing portions 23 are in an axisymmetric relationship, and the fixing portions 23 are located between the front housing 3 and the key switch 1. Design fixed part 23 is the stability of reinforcing structure on the one hand, plays limiting displacement during the assembly for the assembly is more accurate, and the another party is reinforcing waterproof nature.

In the embodiment, a protrusion 230 is disposed on an end surface of the fixing portion 23, a groove 32 is disposed on an inner sidewall of the front housing 3, and the protrusion 230 is supported in the groove 32 of the inner sidewall of the front housing. The waterproof RUB component 2 of the button is provided with a protrusion 230 for ensuring the compression amount with the side surface of the front shell 3 and preventing water flow from entering the cavity of the whole machine through a gap.

Specifically, the waterproof key includes waterproof glue, and the waterproof glue is used for bonding and fixing the key fixing shaft 5 in the key pressing groove 41. Through sealing up through-hole 31 with button fixed axle 5 in button groove 41 at waterproof glue, make external and preceding shell 3 inside keep apart completely, avoid water to get into preceding shell 3 along the gap of through-hole 31 in for waterproof has obtained the guarantee, and its water-proof effects is good, and simple structure is reliable.

In this embodiment, a plurality of fixing grooves 42 are formed on the inner side wall of the pressing key 4, a plurality of fixing blocks 33 are disposed at the front end of the front housing 3, and each fixing block 33 is adapted to each fixing groove 42. The design of the fixing block 33 and the fixing groove 42 enhances the structural stability, and plays a role in limiting during assembly, so that the assembly is more accurate.

In the present embodiment, the number of the fixing grooves 42 is 2, and the number of the fixing blocks 33 is 2. The number of the fixing blocks 33 and the fixing grooves 42 is 2, so that the stability of the structure is enhanced, and the limiting effect is achieved during assembly, so that the assembly is more accurate.

In this embodiment, the depressed key 4 has a diameter of 2-3 MM. The pressing key 4 structure with the diameter of 2-3MM is selected, so that the product is lighter and thinner, and the use feeling of a user is improved.

In this embodiment, the elastic member 6 is a spring. Through pressing the spring, and then press the push type switch, realize on-off control, elastic component 6 adopts the spring that it has good resilience and damping to feel, 3 inside and external before the better isolation of shell, and water-proof effects is good, and can be through the elastic deformation of spring, has strengthened pressing down of key and has felt, and simple structure is reliable.

Example two

Specifically, the waterproof electronic product comprises a waterproof key.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims

1. The utility model provides a waterproof button, its characterized in that includes button switch, button RUB waterproof component, preceding shell and the press key that from left to right sets gradually, pcb and button switch fixed connection, this waterproof button still includes button fixed axle and elastic component, set up on the preceding shell inside wall with the through-hole of button fixed axle looks adaptation, the button fixed axle passes from the left side behind the through-hole, the elastic component is followed the through-hole right side inserts on the button fixed axle, the elastic component passes through press the key press the orientation on the extruded power deformation back with preceding shell equipment is in the same place, press the key including pressing the keyway, press the keyway with button fixed axle looks adaptation, just press the keyway with the through-hole is linked together.

2. The waterproof button of claim 1, wherein the button RUB waterproof member is disposed in the front housing and is positively press-fitted to an inner sidewall of the front housing, the button RUB waterproof member includes a U-shaped contact portion, a left end of the button fixing shaft is disposed in the U-shaped contact portion, and a contact block extends from an outer side of the U-shaped contact portion and abuts against the button switch when the button is pressed.

3. The waterproof button of claim 2, wherein fixing portions are respectively extended from the upper and lower sides of the U-shaped contact portion, and the fixing portions are in axial symmetry, and the fixing portions are located between the front case and the button switch.

4. The waterproof key of claim 3, wherein the end face of the fixing portion is provided with a protrusion, the inner side wall of the front shell is provided with a groove, and the protrusion abuts against the groove on the inner side wall of the front shell.

5. The waterproof key of claim 1, wherein said waterproof key includes waterproof glue for adhesively securing said key securing shaft within said key slot.

6. The waterproof key as claimed in claim 2, wherein the inner side wall of the pressing key is provided with a plurality of fixing grooves, the front end of the front housing is provided with a plurality of fixing blocks, and each fixing block is matched with each fixing groove.

7. The waterproof key as claimed in claim 6, wherein the number of said fixing grooves is 2, and the number of said fixing blocks is 2.

8. The waterproof key of claim 6, wherein said push key has a diameter of 2-3 MM.

9. The waterproof key of claim 1 wherein said resilient member is a spring.

10. A waterproof electronic product characterized in that it comprises a waterproof button according to any one of claims 1 to 9.