Threading hole sealing structure and electric monocycle

Abstract

The utility model discloses a threading hole sealing structure and an electric monocycle comprising the threading hole sealing structure. The threading hole sealing structure comprises a hard inner sleeve and a soft outer sleeve. The inner diameter of the hard inner sleeve is matched with that of the wire; the soft outer sleeve comprises an abutting section, a transition section and a sealing section which are connected in sequence; the abutting section is arranged outside the hard inner sleeve in a sleeving mode, and the hard inner sleeve and the abutting section are used for abutting against the side wall of the wire passing hole. The inner diameter of the abutting section is larger than that of the sealing section, and the inner diameter of the sealing section is matched with the wire. The abutting section of the threading hole sealing structure is sleeved outside the hard inner sleeve, the wire sequentially penetrates through the hard inner sleeve, the transition section and the sealing section, and the wire abuts against the sealing section. Compared with the traditional rubber sleeve structure, the threading hole sealing structure provided by the utility model has the advantages that the rigidity is improved through the hard inner sleeve, so that the threading wire can be stably supported and protected, and the use effect is better.

Description

TECHNICAL FIELD

[0001] The utility model relates to a threading hole technical field especially a threading hole sealing structure and electric unicycle. BACKGROUND

[0002] Electric unicycle is the tool of walking gradually popular in recent years, has the characteristics such as small footprint and green environmental protection, is very suitable for use as city short distance walking. Electric unicycle is a kind of walking tool relying on electric drive and having self-balancing ability control, it greatly facilitates people's short trip.

[0003] The working environment of electric unicycle is complex, to guarantee the safe and reliable operation of electric unicycle, waterproof structure needs to be arranged at the threading hole in its interior. The waterproof structure of the threading hole of the existing electric unicycle is generally simple rubber sleeve structure, rubber sleeve is sleeved on the wire, realizes waterproof.

[0004] However, the traditional rubber sleeve structure is poor in rigidity, cannot stably support and protect the wire passing through, and the use effect is poor. UTILITY MODEL CONTENTS

[0005] Based on this, it is necessary to provide a threading hole sealing structure that can solve the above problems.

[0006] In addition, it is also necessary to provide an electric unicycle comprising the above threading hole sealing structure.

[0007] A threading hole sealing structure, comprising a hard inner sleeve and a soft outer sleeve;

[0008] The inner diameter of the hard inner sleeve matches the wire;The soft outer sleeve comprises an abutting section, a transition section and a sealing section connected in sequence;

[0009] The abutting section is sleeved outside the hard inner sleeve, and the hard inner sleeve and the abutting section are used to abut the side wall of the wire hole in sequence;

[0010] The inner diameter of the abutting section is greater than the inner diameter of the sealing section, the inner diameter of the sealing section matches the wire, the wire penetrates the hard inner sleeve, the transition section and the sealing section in sequence, and the sealing section abuts the wire.

[0011] In one embodiment, the outer side wall of the abutting section is provided with a first annular groove matched with the side wall of the wire hole.

[0012] In one embodiment, the lower part of the outer side wall of the hard inner sleeve is provided with a buckle part, and the inner side wall of the abutting section is provided with a buckle matching part matched with the buckle part;

[0013] The buckle part is one of a protrusion and a groove, and the buckle matching part is the other of the protrusion and the groove.

[0014] In one embodiment, an upper portion of the outer sidewall of the hard inner sleeve is provided with a clamping jaw matched with an upper end of the abutting section.

[0015] In one embodiment, the wire hole sealing structure further comprises a fixing ring, which is used to be sleeved on the outside of the sealing section, so as to fix the sealing section and the wire together.

[0016] In one embodiment, the outside of the sealing section is provided with a second annular groove matched with the fixing ring.

[0017] In one embodiment, the fixing ring is a hard ring or a soft ring.

[0018] In one embodiment, the inner diameter of the transition section gradually decreases along the direction close to the sealing section.

[0019] In one embodiment, the hard inner sleeve is a metal sleeve, a plastic sleeve, a wooden sleeve, a ceramic sleeve or a glass sleeve, and the soft outer sleeve is a rubber sleeve, a silica gel sleeve, a tpe sleeve, a tpu sleeve, a sbs sleeve or a sebs sleeve.

[0020] An electric unicycle comprising the wire hole sealing structure described above.

[0021] The soft outer sleeve of the wire hole sealing structure comprises an abutting section, a transition section and a sealing section connected in sequence; the abutting section is sleeved on the outside of the hard inner sleeve, the wire penetrates through the hard inner sleeve, the transition section and the sealing section in sequence, and the wire abuts against the sealing section.

[0022] Compared with the traditional rubber sleeve structure, the wire hole sealing structure improves the rigidity through the hard inner sleeve, so that stable support and protection can be formed on the wire penetrating through, and the use effect is better. BRIEF DESCRIPTION OF DRAWINGS

[0023] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiment or the prior art description will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments of the present application, and those skilled in the art can also obtain other drawings according to these drawings without creating any creative labor.

[0024] Among them:

[0025] Figure 1 It is a structural schematic view of a wire hole sealing structure in one embodiment.

[0026] Figure 2 Figure 1 is a schematic diagram of a cross-sectional structure of a threading hole sealing structure according to an embodiment of the present application. Figure 1 Figure 2 is a schematic diagram of a cross-sectional structure of the threading hole sealing structure in another direction.

[0027] Figure 3 Figure 3 is a schematic diagram of a cross-sectional structure of the threading hole sealing structure in another direction. Figure 1 Figure 4 is a schematic diagram of a cross-sectional structure of the threading hole sealing structure in another direction.

[0028] Figure 4 Figure 5 is a schematic diagram of a cross-sectional structure of the threading hole sealing structure in use. Figure 1 Figure 6 is a schematic diagram of a cross-sectional structure of the threading hole sealing structure in use.

[0029] Figure 5 Figure 7 is a schematic diagram of a cross-sectional structure of a soft outer sleeve of the threading hole sealing structure in one direction. Figure 1 DETAILED DESCRIPTION The technical solutions in the embodiments of the present application will be apparently and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those of ordinary skill in the art without any creative labor fall within the scope of protection of the present application.

[0030] In combination with ,

[0031] , Figure 1 and Figure 2 , the present application discloses a threading hole sealing structure of an embodiment, which comprises a hard inner sleeve 10 and a soft outer sleeve 20. Figure 3 Figure 4 The inner diameter of the hard inner sleeve 10 matches the wire 200. The soft outer sleeve 20 comprises an abutting section 22, a transition section 24 and a sealing section 26 connected in sequence.

[0032] The abutting section 22 is sleeved outside the hard inner sleeve 10, and the hard inner sleeve 10 and the abutting section 22 are used to abut against the side wall 300 of the threading hole in sequence.

[0033] That is, when the threading hole sealing structure is installed on the threading hole, the hard inner sleeve 10 and the abutting section 22 abut against each other, and the abutting section 22 and the side wall 300 of the threading hole abut against each other, so as to realize the sealing between the threading hole sealing structure and the side wall 300 of the threading hole.

[0034] The inner diameter of the abutting section 22 is greater than the inner diameter of the sealing section 26, the inner diameter of the sealing section 26 matches the wire 200, the wire 200 penetrates through the hard inner sleeve 10, the transition section 24 and the sealing section 26 in sequence, and the wire 200 abuts against the sealing section 26.

[0035] The inner diameter of the abutting section 22 is greater than the inner diameter of the sealing section 26, the inner diameter of the sealing section 26 matches the wire 200, the wire 200 penetrates through the hard inner sleeve 10, the transition section 24 and the sealing section 26 in sequence, and the wire 200 abuts against the sealing section 26.

[0036] The soft outer sleeve 20 of the threading hole sealing structure comprises, in sequence, an abutting section 22, a transition section 24 and a sealing section 26, the abutting section 22 is sleeved outside the hard inner sleeve 10, the wire 200 penetrates the hard inner sleeve 10, the transition section 24 and the sealing section 26 in sequence, and the wire 200 abuts against the sealing section 26.

[0037] Compared with the traditional rubber sleeve structure, the threading hole sealing structure improves the rigidity through the hard inner sleeve 10, so that stable support and protection can be formed on the wire 200 that penetrates, and the use effect is better.

[0038] Preferably, in the embodiment, the outer side wall of the abutting section 22 is provided with a first annular groove 222 matched with the side wall 300 of the wire passing hole.

[0039] When the threading hole sealing structure is installed on the wire passing hole, the side wall 300 of the wire passing hole is partially clamped into the first annular groove 222, so that the threading hole sealing structure is more stable in installation.

[0040] Preferably, in the embodiment, Figure 5 In the embodiment, the lower part of the outer side wall of the hard inner sleeve 10 is provided with a buckle part 12, and the inner side wall of the abutting section 22 is provided with a buckle matching part 224 matched with the buckle part 12.

[0041] When the abutting section 22 is sleeved outside the hard inner sleeve 10, the buckle part 12 is clamped into the buckle matching part 224, so that the hard inner sleeve 10 is prevented from slipping out of the soft outer sleeve 20.

[0042] The number of the buckle part 12 and the buckle matching part 224 can be set according to actual needs, and in the embodiment, the buckle part 12 and the buckle matching part 224 are both three.

[0043] Preferably, the buckle part 12 can be one of a protrusion and a groove, and the buckle matching part 224 can be the other one of a protrusion and a groove.

[0044] Specifically, in the embodiment, the buckle part 12 can be a protrusion, and the buckle matching part 224 can be a groove.

[0045] Preferably, in the embodiment, the upper part of the outer side wall of the hard inner sleeve 10 is provided with a clamping jaw 14 matched with the upper end of the abutting section 22.

[0046] When the abutting section 22 is sleeved outside the hard inner sleeve 10, the upper end of the abutting section 22 is clamped by the clamping jaw 14, and the buckle part 12 is clamped into the buckle matching part 224, so that the hard inner sleeve 10 and the soft outer sleeve 20 are fixed together.

[0047] Preferably, in combination with the drawings, in the embodiment, the threading hole sealing structure further comprises a fixing ring 30, the fixing ring 30 is used for sleeving on the outside of the sealing section 26, so as to fix the sealing section 26 and the wire 200 together.

[0048] More preferably, in the embodiment, the outside of the sealing section 26 is provided with a second annular groove 262 matched with the fixing ring 30.

[0049] The fixing ring 30 is sleeved on the second annular groove 262, so as to fix the sealing section 26 and the wire 200 together.

[0050] Generally, the fixing ring 30 can be a hard ring or a soft ring.

[0051] Preferably, in combination with the drawings, in the embodiment, the inner diameter of the transition section 24 gradually decreases along the direction close to the sealing section 26.

[0052] Preferably, in the embodiment, the hard inner sleeve 10 can be a metal sleeve, a plastic sleeve, a wood sleeve, a ceramic sleeve or a glass sleeve, and the soft outer sleeve 20 can be a rubber sleeve, a silica gel sleeve, a tpe (thermoplastic elastomer) sleeve, a tpu (thermoplastic polyurethane) sleeve, a sbs (styrene-butadiene rubber-styrene) sleeve or a sebs (styrene-ethylene-butylene-styrene) sleeve.

[0053] Soft material: tpe (thermoplastic elastomer) tpu (thermoplastic polyurethane) sbs (styrene-butadiene rubber-styrene) sebs (styrene-ethylene-butylene-styrene)

[0054] An electric unicycle comprising the threading hole sealing structure.

[0055] The threading hole sealing structure can be applied to various devices in various fields, such as waterproof lamps, automobiles, etc.

[0056] The utility model discloses still include the electric unicycle of threading hole sealing structure of the above-mentioned of one embodiment.

[0057] In the description of the embodiments of the utility model, it needs to be explained that, the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the embodiments of the utility model and simplifying the description, and does not indicate or imply that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, therefore, it cannot be understood as a limitation on the embodiments of the utility model. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0058] In the description of the embodiments of the utility model, it needs to be explained that, unless otherwise explicitly specified and limited, the terms "connected", "connected" 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. For ordinary skilled in the art, the specific meaning of the above terms in the embodiments of the utility model can be understood according to the specific circumstances.

[0059] In the embodiments of the utility model, unless otherwise explicitly specified and limited, the first feature is "on" or "under" the second feature, which can be that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, the first feature "above", "above" and "above" of the second feature can be that the first feature is directly above or obliquely above the second feature, or only indicates that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "below" and "below" of the second feature can be that the first feature is directly below or obliquely below the second feature, or only indicates that the horizontal height of the first feature is less than that of the second feature.

[0060] In the description of the specification, the description of the terms "one embodiment", "some embodiments", "example", "specific example" or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the embodiments of the utility model. In the specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine and combine the different embodiments or examples described in the specification and the features of the different embodiments or examples without contradiction.

[0061] It should be finally pointed out that: the above examples are only used to illustrate the technical solutions of the utility model, and not to limit them; although the utility model has been explained in detail with reference to the foregoing examples, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing examples, or make equivalent replacement to part of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the utility model.

Claims

1. A sealing structure for a threaded hole, characterized in that, Includes a rigid inner sleeve and a flexible outer sleeve; The inner diameter of the rigid inner sleeve matches the wire; the flexible outer sleeve includes an abutment section, a transition section, and a sealing section connected in sequence. The abutting section is sleeved outside the rigid inner sleeve, and the rigid inner sleeve and the abutting section are used to abut against the side wall of the wire hole in sequence. The inner diameter of the abutting section is larger than the inner diameter of the sealing section, the inner diameter of the sealing section matches the wire, the wire passes through the rigid inner sleeve, the transition section and the sealing section in sequence, and the sealing section abuts against the wire.

2. The thread hole sealing structure according to claim 1, characterized in that, The outer wall of the abutment section is provided with a first annular groove that matches the side wall of the wire hole.

3. The thread hole sealing structure according to claim 2, characterized in that, The lower part of the outer side wall of the rigid inner sleeve is provided with a snap-fit ​​part, and the inner side wall of the abutting section is provided with a snap-fit ​​mating part that matches the snap-fit ​​part; The buckle portion is one of the protrusion and the groove, and the buckle mating portion is the other of the protrusion and the groove.

4. The thread hole sealing structure according to claim 3, characterized in that, The upper part of the outer wall of the rigid inner sleeve is provided with a claw that matches the upper end of the abutment section.

5. The threading hole sealing structure according to any one of claims 1 to 4, characterized in that, The wire hole sealing structure also includes a retaining ring, which is used to fit around the outside of the sealing section, thereby fixing the sealing section and the wire together.

6. The thread hole sealing structure according to claim 5, characterized in that, The outer side of the sealing section is provided with a second annular groove that matches the fixing ring.

7. The thread hole sealing structure according to claim 6, characterized in that, The fixing ring is a rigid ring or a flexible ring.

8. The thread hole sealing structure according to claim 5, characterized in that, The inner diameter of the transition section gradually decreases along the direction close to the sealing section.

9. The thread hole sealing structure according to claim 5, characterized in that, The rigid inner sleeve is a metal sleeve, plastic sleeve, wooden sleeve, ceramic sleeve, or glass sleeve, and the flexible outer sleeve is a rubber sleeve, silicone sleeve, TPE sleeve, TPU sleeve, SBS sleeve, or SEBS sleeve.

10. An electric unicycle, characterized in that, Includes the thread hole sealing structure as described in any one of claims 1 to 9.

Images