Waterproof football liner

Abstract

The utility model relates to the technical field of footballs, in particular to a waterproof football liner. According to the technical scheme, the inner container comprises an inner container body and an inflation nozzle assembly inserted into the outer wall of the inner container body in a penetrating mode and further comprises a waterproof assembly arranged at the inner end of the inflation nozzle assembly, the waterproof assembly comprises a rubber block movably connected into the inflation nozzle assembly, and the inner end of the inflation nozzle assembly is fixedly connected with a rubber pad; the end, close to the rubber pad, of the rubber block is fixedly connected with a plurality of connecting rods, and the connecting rods are all connected with the air inlet opening and closing part. By arranging the inflation nozzle assembly, fixedly connecting a pair of connecting blocks to the bottom end of the insertion nozzle sleeve and forming the air port between the two connecting blocks, the waterproof assembly is extruded downwards during inflation, so that the air port is kept in an inflation state, and after inflation is completed, under the attraction effect of the movable magnetic head and the fixed magnetic head and the effect of the internal air pressure of the inner container body, the waterproof assembly is pressed downwards; the rubber block can be stably attached to the bottom end of the inner sleeve body again, and the isolation and waterproof effects are achieved.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of footballs, in particular to a waterproof football inner bag. BACKGROUND

[0002] The football inner bag is an important component of a football, and determines the air tightness, elasticity and durability of the football. The main function of the inner bag is to maintain the air pressure of the football inner bag, so as to ensure the stable shape and elasticity of the football during the competition or training. An air inlet is arranged on the inner bag, so as to facilitate subsequent inflation of the football.

[0003] Since the installation structure of the football inner bag and the air inlet is an independent combination of two structures, after the football is used for a period of time, the air inlet will inevitably become loose after being used for many times. When the football is used on a wet ground, local water seepage will inevitably occur at the air inlet. Once water seepage occurs, the stability of the air inlet will gradually deteriorate. Therefore, the application provides a waterproof football inner bag. CONTENT OF THE UTILITY MODEL

[0004] The application aims at the technical problems in the background art, and provides a waterproof football inner bag.

[0005] The technical scheme of the application is a waterproof football inner bag, which comprises an inner bag body and an air inlet assembly penetratingly connected to the outer wall of the inner bag body, and further comprises:

[0006] A waterproof assembly arranged at the inner end of the air inlet assembly is used to seal the air inlet of the air inlet assembly;

[0007] The waterproof assembly comprises a rubber block movably connected to the inner part of the air inlet assembly, the inner end of the air inlet assembly is fixedly connected with a rubber pad, the axial center of the rubber pad is provided with an air inlet opening and closing part, one end of the rubber block close to the rubber pad is fixedly connected with a plurality of connecting rods, and the plurality of connecting rods are connected with the air inlet opening and closing part.

[0008] Preferably, the air inlet assembly comprises an outer sleeve body fixedly connected to the side wall of the inner bag body, the inner wall of the outer sleeve body is fixedly connected with an inner sleeve body, the inner wall of the inner sleeve body is slidably connected with a plug sleeve, and the plug sleeve is provided with an air inlet.

[0009] Preferably, the inner end of the plug sleeve is fixedly connected with a pair of connecting blocks, and an air inlet is left between the two connecting blocks.

[0010] Preferably, the waterproof assembly comprises a rubber block fixedly connected to the bottom end of the two connecting blocks, and the outer diameter of the rubber block is greater than the inner diameter of the inner sleeve body.

[0011] The bottom end of the rubber block is fixedly connected with a cross, the four end edges of the cross are fixedly connected with guide rods, the lower end of the inner sleeve body is provided with a plurality of guide grooves, and the guide rods are slidingly inserted into the guide grooves.

[0012] Preferably, the inner wall of the guide groove is fixedly connected with a fixed magnetic head, the upper end of the guide rod is fixedly connected with a movable magnetic head, and the movable magnetic head and the fixed magnetic head are attracted to each other.

[0013] Preferably, the inner end of the outer sleeve body is fixedly provided with an inner support sleeve body, and the inner support sleeve body is fixedly connected with the inner wall of the inner container body, for guiding and supporting the installation of the inflation nozzle assembly.

[0014] Preferably, the lower end of the outer sleeve body is fixedly connected with a limiting frame above the rubber pad, and the limiting frame is used for limiting the rubber block when the rubber block descends.

[0015] Compared with the prior art, the application has the following beneficial technical effects:

[0016] The application sets the inflation nozzle assembly, a pair of connecting blocks are fixedly connected at the bottom end of the plug sleeve, an air port is arranged between the two connecting blocks, the waterproof assembly is pressed downward during inflation, so that the air port maintains an inflation state, after inflation is completed, under the attraction of the movable magnetic head and the fixed magnetic head and the action of the internal pressure of the inner container body, the rubber block is stably attached to the bottom end of the inner sleeve body again, and the waterproof effect is achieved.

[0017] A plurality of connecting rods are connected at the bottom end of the rubber block, when the rubber block returns, the plurality of connecting rods drive the air inlet opening and closing part to return, and the air tightness of the inner container body is further ensured. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 is a perspective view of a waterproof football inner container;

[0019] Figure 2 is Figure 1 a front view of the cross-sectional view;

[0020] Figure 3 is Figure 1 a right view of the cross-sectional view;

[0021] Figure 4 is Figure 3 an enlarged structure schematic view of A in the figure.

[0022] Reference signs: 1, inner container body; 2, inflation nozzle assembly; 21, outer sleeve body; 22, inner sleeve body; 23, plug sleeve; 24, connecting block; 25, air port;

[0023] 3, inner support sleeve; 4, waterproof assembly; 41, rubber block; 42, guide groove; 43, guide rod; 44, movable magnetic head; 45, fixed magnetic head;

[0024] 5, rubber pad; 6, air inlet opening and closing part; 7, connecting rod; 8, limiting frame. DETAILED DESCRIPTION

[0025] The technical solutions of the present application will be further described in detail below in combination with the drawings and specific embodiments.

[0026] The components of the embodiments of the present application generally described and shown in the accompanying drawings can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiments of the present application provided in the accompanying drawings is not intended to limit the scope of the claimed application, but only represents selected embodiments of the present application.

[0027] Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without making creative efforts belong to the scope of protection of the present application.

[0028] In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first" and "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0029] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication inside two elements. For those of ordinary skill in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0030] EMBODIMENT

[0031] As Figures 1-4As shown, the waterproof football inner bag provided by the present application comprises an inner bag body 1 and an inflation nozzle assembly 2 penetratingly inserted into the outer wall thereof, the outer surface of the inner bag body 1 is provided with a football outer layer, the outer surface of the football outer layer is consistent with the outer end surface curvature of the inflation nozzle assembly 2, and the outer end of the inflation nozzle assembly 2 penetrates the outer surface of the football outer layer. Further, a waterproof assembly 4 is arranged at the inner end of the inflation nozzle assembly 2, which is used for sealing and isolating the inflation port of the inflation nozzle assembly 2.

[0032] The waterproof assembly 4 comprises a rubber block 41 movably connected to the inner part of the inflation nozzle assembly 2, the inner end of the inflation nozzle assembly 2 is fixedly connected with a rubber pad 5, the shaft center of the rubber pad 5 is provided with an air inlet opening and closing part 6, the air inlet opening and closing part 6 is communicated with the inner part of the inner bag body 1, and the air inlet opening and closing part 6 is provided as a cross opening and closing port. The end of the rubber block 41 close to the rubber pad 5 is fixedly connected with a plurality of connecting rods 7, the plurality of connecting rods 7 are connected with the air inlet opening and closing part 6, and the opening and closing of the air inlet opening and closing part 6 is completed through the pushing and pulling of the connecting rods 7, so that the stability of the air inlet opening and closing part 6 is better and the air inlet opening and closing part 6 is more durable.

[0033] Specifically, the inflation nozzle assembly 2 comprises an outer sleeve body 21 penetratingly and fixedly connected to the side wall of the inner bag body 1, the inner wall of the outer sleeve body 21 is fixedly connected with an inner sleeve body 22, the inner wall of the inner sleeve body 22 is slidingly connected with a plug sleeve 23, and the plug sleeve 23 is provided with an inflation needle which can be inserted thereinto. The inner end of the plug sleeve 23 is fixedly connected with a pair of connecting blocks 24, and an air port 25 is left between the two connecting blocks 24, so that the inner part of the inner bag body 1 can be inflated through the air port 25 when the rubber block 41 is separated from the inner sleeve body 22.

[0034] Further, the waterproof assembly 4 comprises a rubber block 41 fixedly connected to the bottom end of the two connecting blocks 24, and the outer diameter of the rubber block 41 is greater than the inner diameter of the inner sleeve body 22. When the rubber block 41 is in contact with the inner end of the inner sleeve body 22, the rubber block 41 can play an isolating role. The bottom end of the rubber block 41 is fixedly connected with a cross, and the four end edges of the cross are fixedly connected with guide rods 43. The lower end of the inner sleeve body 22 is provided with a plurality of guide grooves 42, and the guide rods 43 are slidingly inserted into the guide grooves 42. The inner wall of the guide grooves 42 is fixedly connected with fixed magnetic heads 45, and the upper end of the guide rods 43 is fixedly connected with movable magnetic heads 44. The movable magnetic heads 44 and the fixed magnetic heads 45 are attracted to each other. The movable magnetic heads 44 and the fixed magnetic heads 45 can play a positioning role on the guide rods 43, and the guide rods 43 are stably inserted into the guide grooves 42 when the football is used.

[0035] The inner end of the outer sleeve body 21 is fixedly provided with an inner support sleeve 3, and the inner support sleeve 3 is fixedly connected with the inner wall of the inner bag body 1, which is used for guiding and supporting the installation of the inflation nozzle assembly 2, so that the connection between the inflation nozzle assembly 2 and the inner bag body 1 is more stable.

[0036] The lower end inner wall of the outer sleeve 21 is fixedly connected with a limiting frame 8 above the rubber pad 5, and the limiting frame 8 is used for limiting the rubber block 41 when it is lowered, so as to avoid the guide rod 43 from being separated from the guide groove 42.

[0037] The use principle of the embodiment is as follows: the application is provided with the inflation nozzle assembly 2, a pair of connecting blocks 24 are fixedly connected at the bottom end of the nozzle sleeve 23, and the air port 25 is arranged between the two connecting blocks 24. When inflating, the external inflation needle is inserted into the nozzle sleeve 23, the inflation needle is pressed downward, the rubber block 41 is pressed downward, the rubber block 41 is separated from the bottom end of the inner sleeve 22, the air port 25 is communicated with the inside of the inner container body 1, and the air port 25 is kept in the inflation state. After the inflation is completed, when the inflation needle is pulled out, the guide rod 43 is brought into the guide groove 42, under the attraction of the movable magnetic head 44 and the fixed magnetic head 45 and the action of the air pressure in the inner container body 1, the rubber block 41 is again stably attached to the bottom end of the inner sleeve 22, which plays a role in waterproofing and air leakage prevention.

[0038] The application is connected with a plurality of connecting rods 7 at the bottom end of the rubber block 41. When the rubber block 41 moves downward, the connecting rods 7 push the air inlet opening and closing part 6 away, and the inflation is smoothly completed. When the rubber block 41 returns to the original position, the connecting rods 7 drive the air inlet opening and closing part 6 to return to the original position, which further ensures the air tightness of the inner container body 1 and avoids the air leakage of the inner container body 1.

[0039] The above specific embodiments are only preferred embodiments of the application. Based on the technical solutions of the application and the related inspiration of the above embodiments, those skilled in the art can make various alternative improvements and combinations on the above specific embodiments; the above specific embodiments are only an explanation of the application, and are not a limitation of the application.

Claims

1. A waterproof football inner bag, comprising an inner bag body (1) and an inflation nozzle assembly (2) inserted through the outer wall, characterized in that, Also include: The waterproof assembly (4) is arranged at the inner end of the inflator nozzle assembly (2), which is used for sealing the air inlet of the inflator nozzle assembly (2); The waterproof assembly (4) includes a rubber block (41) movably connected inside the inflator nozzle assembly (2), the inner end of the inflator nozzle assembly (2) is fixedly connected with a rubber pad (5), the shaft center of the rubber pad (5) is provided with an air inlet opening and closing part (6), one end of the rubber block (41) close to the rubber pad (5) is fixedly connected with a plurality of connecting rods (7), and the plurality of connecting rods (7) are connected with the air inlet opening and closing part (6).

2. The waterproof football inner bag according to claim 1, characterized in that, The inflator nozzle assembly (2) includes an outer sleeve (21) fixedly connected through the side wall of the inner container body (1), the inner wall of the outer sleeve (21) is fixedly connected with an inner sleeve (22), the inner wall of the inner sleeve (22) is slidably connected with a plug sleeve (23), and the plug sleeve (23) is inserted with an inflator needle.

3. The waterproof football inner bag according to claim 2, characterized in that, The inner end of the plug sleeve (23) is fixedly connected with a pair of connecting blocks (24), and the air inlet (25) is left between the two connecting blocks (24).

4. The waterproof football inner bag according to claim 3, characterized in that, The waterproof assembly (4) includes a rubber block (41) fixedly connected at the bottom end of the two connecting blocks (24), and the outer diameter of the rubber block (41) is greater than the inner diameter of the inner sleeve (22); The bottom end of the rubber block (41) is fixedly connected with a cross, and the four end edges of the cross are fixedly connected with guide rods (43), the lower end of the inner sleeve (22) is provided with a plurality of guide grooves (42), and the guide rods (43) are slidably inserted into the guide grooves (42).

5. The waterproof football inner bag according to claim 4, characterized in that, The inner wall of the guide groove (42) is fixedly connected with a fixed magnetic head (45), the upper end of the guide rod (43) is fixedly connected with a movable magnetic head (44), and the movable magnetic head (44) and the fixed magnetic head (45) are attracted to each other.

6. The waterproof football inner bag according to claim 2 or 5, characterized in that, The inner end of the outer sleeve (21) is fixedly connected with an inner support sleeve (3), and the inner wall of the inner support sleeve (3) is fixedly connected with the inner wall of the inner container body (1), which is used for guiding and supporting the installation of the inflator nozzle assembly (2).

7. The waterproof football inner bag according to claim 5, characterized in that, The lower end of the outer sleeve (21) is fixedly connected with a limiting frame (8) above the rubber pad (5), and the limiting frame (8) is used for limiting the rubber block (41) when it is lowered.

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