CN220562885U - Waterproof construction and waterproof battery case - Google Patents

Abstract

The utility model discloses a waterproof structure, which comprises: an outer shell and a waterproof ring. The outer shell is combined to form an inner cavity along the circumferential direction, wherein the outer shell at least comprises one opening; the waterproof ring is provided with an outer ring layer and an inner shell layer, which are sequentially injection molded, and the inner shell layer and the outer ring layer are secondarily injection molded. The inner side of the outer ring layer is also provided with a soft ring layer in a ring mode, and the soft ring layer can be attached to the outer shell; the inner shell layer is provided with an inner shell surface and an outer shell surface, a plurality of grooves are concavely formed in the outer shell surface, and the grooves extend to the outer ring layer along the inner shell layer, wherein the inner shell layer covers the opening. By adopting the technology provided by the utility model, a better waterproof effect can be realized, and the waterproof material is not easy to wear and drop.

Description

Waterproof construction and waterproof battery case

Technical Field

The utility model relates to the technical field of electric bicycle accessories, in particular to a waterproof structure and a waterproof battery box.

Background

With the continuous development of the field of electric bicycles, the field of electric bicycles is also becoming wider and wider. The common application scenes of the electric bicycle are riding in the rain and directly parking in the rain when no place for shielding the rain is found. Since the battery case of the electric bicycle has various electronic components, such as a battery, if water enters the battery case, the electronic components are easily damaged, thereby causing the electric bicycle to malfunction.

In the prior art, the waterproof structure adopted by the battery box of the electric bicycle is generally of a split waterproof structure, namely, the outer ring and the inner shell of the waterproof ring are locked together in a later screw mode and the like, so that a waterproof effect is achieved. However, in the waterproof mode, a gap exists between the outer ring and the inner shell, and although the waterproof effect is enhanced by locking through a complex structure, the space of the battery box is smaller, and the occupied space of the waterproof ring is not excessively large. And the outer ring and the inner shell of the waterproof ring are easy to fall off along with the time, so that the waterproof ring has no waterproof effect basically.

Disclosure of Invention

The utility model provides a waterproof structure and a waterproof battery box, which are used for solving the problem that the waterproof effect of the waterproof structure is poor due to the fact that the waterproof structure is easy to pass along with time in the prior art.

In order to solve the technical problems, the technical scheme adopted by the utility model is to provide a waterproof structure, which comprises: an outer shell and a waterproof ring.

The outer shell is combined to form an inner cavity along the circumferential direction, wherein the outer shell at least comprises one opening; the waterproof ring is provided with an outer ring layer and an inner shell layer, which are sequentially injection molded, and the inner shell layer and the outer ring layer are secondarily injection molded.

The inner side of the outer ring layer is also provided with a soft ring layer in a ring mode, and the soft ring layer can be attached to the outer shell; the inner shell layer is provided with an inner shell surface and an outer shell surface, a plurality of grooves are concavely formed in the outer shell surface, and the grooves extend to the outer ring layer along the inner shell layer, wherein the inner shell layer covers the opening.

The technical scheme provided by the utility model has the beneficial effects that:

through the integral type structural design of inlayer layer and outer lane layer for can not appear the clearance between inlayer layer and the outer lane layer, be different from among the prior art mode that inlayer layer and outer lane layer adopted screw locking to connect, the inlayer layer can realize better water-proof effects with outer lane layer is integrative.

In addition, the inner chamber formed by the outer housing is used for accommodating electronic components, and in the field of electric bicycles, the outer housing can be communicated with a battery case tube of the electric bicycle so as to be used for accommodating various electronic components.

In addition, the outer lane layer is equipped with soft circle layer, and wherein, soft circle layer's material is softer than outer lane layer, and when outer lane layer and shell body lock, soft circle layer can closely laminate with the shell body, because its material is softer, can discharge the air in the soft circle layer through the extrusion for soft circle layer can realize vacuum adsorption with the shell body, thereby further promote the water-proof effects. The inner shell surface and the outer shell surface of the inner shell layer are respectively provided with a plurality of grooves, so that the inner shell layer can be effectively and conveniently deformed and guided to a certain extent.

In some embodiments, a collar is further provided in the middle of the outer shell surface of the inner shell layer, the collar outer ring is provided with a plurality of notches, the notches are arranged at intervals along the circumferential direction, and the notches are communicated with the groove on one side of the outer shell surface.

By adopting the technical scheme, in the plastic product, the plastic product is easy to shrink and generate bubbles when the plastic product is too thick (generally considered to be more than 3.00), and is easy to break when the plastic product is too thin (generally considered to be less than 0.80). Therefore, the inner shell layer is provided with a plurality of notches, the depressions at the notches are uniformly and excessively corresponding to the rest parts of the inner shell layer, namely, the grooves of the outer shell surface are in one-to-one correspondence with the convex ribs of the inner shell surface, wherein the inclination of the grooves is unequal to the inclination of the convex ribs, so that when the grooves of the outer shell surface have a water retaining effect, the convex ribs of the inner shell surface can be uniformly and excessively connected with other flat parts.

In addition, the protruding muscle of interior shell face can also be as the strengthening rib, further strengthens the intensity of shell face, and the rand outside is located to protruding muscle ring, further strengthens the bulk strength of this interior shell face.

In some embodiments, a through hole is further formed in one side of the inner shell layer, and the through hole penetrates through the outer shell surface along the first direction, wherein the inner shell surface is further provided with an inner soft ring, and the inner soft ring is located at the periphery of the through hole.

By adopting the technical scheme, the through hole part of the inner shell layer can be buckled with the transparent ring shell, wherein the inner soft ring is identical to the soft ring layer, the material of the inner soft ring is softer than that of the inner shell layer, and when the inner soft ring is buckled with the transparent ring shell, the inner soft ring can be extruded to discharge air in the inner soft ring due to softer material, so that the vacuum adsorption of the inner soft ring and the transparent ring shell is realized.

In addition, the transparent circle shell can effectively see the circumstances in the inner chamber clearly, namely when there is water in the inside, there is steam on the transparent circle shell. Thereby being convenient for the user to find and dry in time.

In some embodiments, the inner chamber further has a fixing tube to which a plurality of fixing plates are fixedly connected in a circumferential direction, the fixing plates being respectively connected with the outer housing.

By adopting the technical scheme, the fixed pipe is matched with the clamping ring on the outer shell, namely the clamping ring can be correspondingly clamped with the fixed pipe. Thereby making the waterproof ring difficult to be ectopic. In addition, the inner fixing pipe and the fixing plate arranged outside the inner fixing pipe in a surrounding mode can effectively strengthen the strength of the outer shell.

In some embodiments, the inner shell layer further has a mounting hole disposed around the outer side of the inner shell layer and extending through the inner shell layer in a first direction. The mounting hole is concavely arranged on the shell surface, and annular protrusions are formed on the periphery of the mounting hole. The inner chamber is provided with a through groove which extends along the first direction and can be attached to the annular protrusion.

By adopting the technical scheme, the periphery of the inner shell layer is provided with the mounting holes, and the mounting holes can be screwed into the through grooves of the inner cavity through which the screws penetrate, wherein when the screws are screwed in, the annular protrusions are clung to the through grooves.

In some embodiments, the soft-loop layer has a hardness less than the inner shell layer.

By adopting the technical scheme, the inner shell layer is used for sealing the opening of the inner cavity, and the soft ring layer is used for being attached to the outer shell, so that when the hardness of the soft ring layer is smaller than that of the inner shell layer, the soft ring layer is convenient to effectively seal with the outer shell.

In some embodiments, the inner shell layer of the waterproof ring is made of plastic or rubber, and the outer ring layer is made of rubber.

By adopting the technical scheme, the material of the inner shell layer and the material of the outer ring layer can be the same or different.

The application also provides a waterproof battery box, including foretell waterproof construction, wherein, the battery box includes epitheca and inferior valve, epitheca with inferior valve buckle each other and form the tubulose cavity, waterproof construction is located the battery box both ends, and seal the tubulose cavity.

By adopting the technical scheme, the waterproof structure can be applied to the battery box, and water inflow of the battery box can be effectively avoided.

Drawings

For a clearer description of the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly introduced below, it will be obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art, wherein:

fig. 1 is a schematic perspective view of an embodiment of a waterproof structure according to the present utility model;

fig. 2 is a schematic perspective view of an embodiment of an outer casing of a waterproof structure according to the present utility model;

FIG. 3 is a schematic view of an embodiment of a waterproof structure of the present utility model;

fig. 4 is a schematic structural view of an embodiment of an inner shell surface of a waterproof structure according to the present utility model.

In the figure:

an outer shell-10; an inner chamber-11; a fixed tube-110; a fixed plate-111; through slot-112;

waterproof ring-20; an outer ring layer-21; soft loop layer-210; an inner shell layer-22; inner shell surface-220; a through hole 2200; inner soft ring-2201; mounting holes-2202; annular protrusion-2203; raised ribs-2204; a housing surface-221; groove-2210; collar-2211; notch-2212.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.

Referring to fig. 1 to 2, fig. 1 is a schematic perspective view showing an embodiment of a waterproof structure provided in the present application, and fig. 2 is a schematic perspective view showing an embodiment of an outer case 10 of a waterproof structure provided in the present application.

In some embodiments, the waterproof structure comprises: an outer housing 10 and a waterproof ring 20. Wherein the outer housing 10 encloses and forms an inner chamber 11 in a circumferential direction (shown in a direction a in fig. 1), the outer housing 10 comprising at least one opening; the waterproof ring 20 has an outer ring layer 21 and an inner shell layer 22, which are injection molded in sequence, and the inner shell layer 22 and the outer ring layer 21 are injection molded twice.

Wherein, the inner side of the outer ring layer 21 is also provided with a soft ring layer 210 in a ring manner, and the soft ring layer 210 can be attached to the outer shell 10; the inner shell layer 22 has an inner shell surface 220 and an outer shell surface 221, the outer shell surface 221 is concavely provided with a plurality of grooves 2210, and the grooves 2210 extend to the outer ring layer 21 along the inner shell layer 22, wherein the inner shell layer 22 covers the opening.

In this embodiment, the integral type structural design of inner shell layer 22 and outer lane layer 21 for can not appear the clearance between inner shell layer 22 and the outer lane layer 21, be different from the mode that inner shell layer 22 and outer lane layer 21 adopted screw locking to connect among the prior art, inner shell layer 22 and outer lane layer 21 an organic whole can realize better water-proof effects.

Illustratively, the inner chamber 11 formed by the outer housing 10 can accommodate electronic components (e.g., a battery, a cable, etc.), two openings are formed on both sides of the outer housing 10 along the first direction (shown in the X direction in fig. 1), and the waterproof ring 20 covers the openings, so that the inner chamber 11 is in a closed state.

Further, the waterproof ring 20 has an inner shell layer 22 on the inside and an outer ring layer 21 on the outside in the radial direction thereof, wherein the outer ring layer 21 is provided with a soft ring layer 210, and the soft ring layer 210 is exemplified by soft rubber protruding from the inner shell surface 220. When the waterproof ring 20 is buckled with the outer shell 10, the soft ring layer 210 can be tightly attached to the outer shell 10, and the soft ring layer 210 can be vacuum adsorbed with the outer shell 10 by extruding and exhausting the air in the soft ring layer 210 due to the softer material, so that the waterproof effect is further improved.

Illustratively, the outer shell 221 is provided with a plurality of grooves 2210, wherein the grooves 2210 do not intersect, and the grooves 2210 extend in an expanded manner, i.e., the width of the grooves 2210 is not uniform. So that the waterproof ring 20 is easily deformed to some extent (e.g., expanded with heat and contracted with cold). In addition, the groove 2210 can also play a role of diversion when water is present on the waterproof ring 20.

In some embodiments, as shown in connection with fig. 2, the inner chamber 11 further has a fixing tube 110, and a plurality of fixing plates 111 are fixedly connected to the fixing tube 110 in a circumferential direction (shown in a direction a of fig. 1), and the fixing plates 111 are respectively connected to the outer case 10.

In this embodiment, the fixing tube 110 is engaged with the collar 2211 on the outer shell 221, that is, the collar 2211 and the fixing tube 110 can be correspondingly engaged, so that the waterproof ring 20 is not easy to be ectopic. Further, the fixing tube 110 and the fixing plate 111 provided around the outside thereof can effectively enhance the strength of the outer case 10.

Referring to fig. 3, fig. 3 is a schematic structural view of an embodiment of a casing surface 221 of a waterproof structure provided in the present application.

In some embodiments, the middle portion of the outer shell 221 of the inner shell 22 is further provided with a collar 2211, the outer ring of the collar 2211 is provided with a plurality of slots 2212, and the slots 2212 are arranged at intervals along the circumferential direction (shown in the direction a in fig. 1), wherein the slots 2212 are communicated with a groove 2210 on one side of the outer shell 10.

In the embodiment of the application, in the field of plastic products, the plastic is easy to shrink and generate bubbles when the plastic is too thick (generally considered to be more than 3.00), and the plastic is easy to break when the plastic is too thin (generally considered to be less than 0.80). Therefore, the collar 2211 is provided with a plurality of notches 2212, the depressions at the notches 2212 are uniformly excessive with the rest of the inner shell 22, that is, the grooves 2210 of the outer shell 10 are in one-to-one correspondence with the ribs 2204 of the inner shell 220, wherein the inclination of the grooves 2210 is unequal to the inclination of the ribs 2204, so that when the grooves 2210 of the outer shell 10 have a water blocking effect, the ribs 2204 of the inner shell 220 can be uniformly excessive with other flat parts.

In addition, the ribs 2204 of the inner housing surface 220 can also serve as reinforcing ribs to further strengthen the strength of the outer housing surface 221, and the ribs 2204 are disposed around the outer side of the collar 2211 to further strengthen the overall strength of the inner housing surface 220.

Referring to fig. 4, fig. 4 is a schematic structural view of an embodiment of an inner shell 220 of a waterproof structure provided in the present application.

In some embodiments, the inner shell 22 is further provided with a through hole 2200 on one side, the through hole 2200 penetrating the outer shell surface 221 in the first direction (shown in X-direction in fig. 1), wherein the inner shell surface 220 further has an inner soft ring 2201, and the inner soft ring 2201 is located at the outer periphery of the through hole 2200.

In this embodiment, the through hole 2200 portion of the inner shell layer 22 can be buckled with the transparent ring shell, wherein the inner soft ring 2201 is the same as the soft ring layer 210, the material of the inner soft ring 2201 is softer than that of the inner shell layer 22, and when the inner soft ring 2201 is buckled with the transparent ring shell, the inner soft ring 2201 can be extruded to discharge the air in the inner soft ring 2201, so as to realize vacuum adsorption of the inner soft ring 2201 and the transparent ring shell.

In addition, the transparent collar can effectively see the condition in the inner chamber 11, that is, when water exists in the interior, water vapor exists on the transparent collar. Thereby being convenient for users to find in time and air-dry or replace the waterproof structure.

In some embodiments, the inner shell 22 also has mounting holes 2202, the mounting holes 2202 being disposed around the outside of the inner shell 22 and extending through the inner shell 22 in a first direction (shown as X-direction in fig. 1). The mounting hole 2202 is concavely provided in the housing surface 221, and an annular projection 2203 is formed on the outer periphery of the mounting hole 2202. The inner chamber 11 is provided with a through groove 112, and the through groove 112 extends in a first direction (shown in an X direction in fig. 1) and is capable of fitting with the annular projection 2203.

In this embodiment, mounting holes 2202 are disposed at intervals along the circumferential direction (shown in a direction a in fig. 1) on the outer side of the inner shell 22, and the mounting holes 2202 can be screwed into screws and enable the screws to penetrate into the through grooves 112, wherein when the screws are screwed in, the annular protrusions 2203 can be tightly attached to the through grooves 112.

In some embodiments, the soft-loop layer 210 has a hardness less than the inner shell layer 22. The inner shell layer 22 of the waterproof ring 20 is made of plastic or rubber, and the outer ring layer 21 is made of rubber. The soft coil layer 210 has a hardness less than the inner shell layer 22. The inner shell layer 22 of the waterproof ring 20 is made of plastic or rubber, and the outer ring layer 21 is made of rubber. The soft coil layer 210 has a hardness less than the inner shell layer 22. The inner shell layer 22 of the waterproof ring 20 is made of plastic or rubber, and the outer ring layer 21 is made of rubber.

In the embodiment of the present application, the waterproof ring 20 is used for sealing the opening of the inner chamber 11, and the soft ring layer 210 of the outer ring layer 21 is used for fitting with the outer housing 10, so that when the hardness of the soft ring layer 210 is smaller than that of the inner housing layer 22, effective sealing with the outer housing 10 is facilitated. For example, the inner shell layer 22 is made of rubber, and the soft ring layer 210 is made of softer rubber.

The application also provides a waterproof battery box, including foretell waterproof construction, wherein, the battery box includes epitheca pipe and inferior valve pipe, epitheca pipe and inferior valve pipe buckle each other and form the tubulose cavity, and waterproof construction is located battery box both ends to sealed tubulose cavity.

In this application embodiment, can be applied to the battery case with waterproof construction, can avoid the battery case to intake effectively. Therefore, the electric bicycle is further prevented from being damaged and rusted due to water inflow under the weather conditions such as raining.

The foregoing description is only of embodiments of the present utility model, and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields using the descriptions and drawings of the present utility model should be carried within the scope of the present utility model.

Claims (10)

1. A waterproof structure, characterized by comprising:

an outer shell circumferentially surrounding and forming an inner chamber, wherein the outer shell comprises at least one opening;

the waterproof ring is provided with an outer ring layer and an inner shell layer, and is formed by injection molding in sequence, and the inner shell layer and the outer ring layer are formed by injection molding for the second time;

the inner side of the outer ring layer is also provided with a soft ring layer in a ring mode, and the soft ring layer can be adhered to the outer shell;

the inner shell layer is provided with an inner shell surface and an outer shell surface, a plurality of grooves are concavely formed in the outer shell surface, and the grooves extend to the outer ring layer along the inner shell layer, wherein the inner shell layer covers the opening.

2. The waterproof structure according to claim 1, wherein a collar is further provided in a convex manner in a middle portion of the outer shell surface of the inner shell layer, the collar outer ring is provided with a plurality of notches, the notches are disposed at intervals in a circumferential direction, and the notches are communicated with the grooves of the outer shell surface.

3. The waterproof structure of claim 1, wherein a through hole is further formed in one side of the inner shell, and the through hole penetrates through the outer shell surface along the first direction, and wherein the inner shell surface is further provided with an inner soft ring, and the inner soft ring is located at the periphery of the through hole.

4. The waterproof structure of claim 3, wherein the inner chamber is further provided with a fixing tube, and a plurality of fixing plates are fixedly connected to the fixing tube along the circumferential direction, and the fixing plates are respectively connected with the outer housing.

5. The waterproof structure of claim 1, wherein the inner shell layer further has a mounting hole, the mounting hole being annularly provided outside the inner shell layer and penetrating the inner shell layer in a first direction.

6. The waterproof structure according to claim 5, wherein the mounting hole is concavely provided in the outer case surface, and an annular protrusion is formed at an outer periphery of the mounting hole.

7. The waterproof structure according to claim 6, wherein the inner chamber is provided with a through groove extending in the first direction and fitting with the annular projection.

8. The waterproof structure according to claim 1, wherein the soft loop layer has a hardness smaller than that of the inner shell layer.

9. The waterproof structure of claim 1, wherein the inner shell layer of the waterproof ring is made of plastic or rubber, and the outer ring layer is made of rubber.

10. A waterproof battery case comprising the waterproof structure according to any one of claims 1 to 9, characterized in that the battery case comprises an upper casing pipe and a lower casing pipe, the upper casing pipe and the lower casing pipe are mutually buckled and form a tubular cavity, wherein the waterproof structure is positioned at two ends of the battery case and seals the tubular cavity.