JP3021202U - Waterproof seal washer - Google Patents

Abstract

(57) [Abstract] (Corrected) [Solution] A waterproof seal washer, characterized in that the washer body (7) has an inner recess, and the inner recess is filled with a waterproof material (8). Seal washer W. This waterproof seal washer is configured in various modes such as a mode having a compression allowance in which the thickness of the waterproof material is thicker than the thickness of the washer body. [Effect] Excellent for attaching outer frame joints such as iron, aluminum and resin sashes that require waterproofness and sealability, bottom frame and vertical frame, bottom frame and upright, bottom frame and other parts It also has a waterproof sealing effect, and while effectively maintaining the function and action as a washer, it can effectively prevent water leakage from a fixing portion such as a screw, and an excellent waterproof sealing effect can be obtained.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 INDUSTRIAL APPLICABILITY The present invention is used for fixing (fastening) various members and pieces in various machinery and equipment, building materials, and waterproof louvers installed in buildings, factories, power plants, gymnasiums, warehouses, houses, and others. Regarding the waterproof seal washer used in more detail, more specifically, fix and fasten parts and pieces with screws, rivets, etc. at the parts of the machinery and equipment, building materials, waterproof louvers, etc. that require waterproof performance. The present invention relates to a new and useful waterproof seal washer that very effectively prevents leakage of water from a screw portion and a screw hole at the time of application and imparts excellent waterproofness and sealability.

[0002]

[Prior art]

 It is not limited to various building materials and machinery, but the method of fixing various (plural) members with fixing means such as screws, rivets, and bolts and nuts is a usual method, but conventionally waterproofness is particularly required. As a method of fixing and fixing members and pieces with those screws or rivets at the part, and also waterproofing and sealing the part, for example, after fixing and fixing with screws, the screw part is sealed with a seal material. It is waterproof by covering the entire screw part for waterproofing, or by sandwiching a waterproof material such as rubber or resin between the screw and the adhesive.

FIGS. 1A to 1C show a few examples of those in the related art. In the drawings, 1 and 2 are members for fixing and fixing plate materials or the like, and 3 is a screw. In FIG. 1 (a), a seal member 4 in the form of liquid or paste (these solidify after application) or the like covers the entire screw head and the surface of the member 1 surrounding it. To be done. Further, in the mode shown in FIG. 1 (b), a waterproof material (waterproof material) 5 is interposed as shown in the figure, and in the mode shown in FIG. 1 (c), the liquid seal material 6 is attached to the screw portion of the screw 3. Injected.

However, the method of covering the entire threaded portion with the seal member 4 as shown in FIG. 1A is technically poor in uniformity, and after applying a liquid or paste-like seal member. The curing time is long and the cost is high. In addition, as shown in FIG. 1 (b), the method of waterproofing by sandwiching the waterproofing material 5 or the like is poor in waterproofing performance, and there is concern about the weather resistance performance of the waterproofing material, so that the waterproofing performance and the sealing performance cannot be maintained for a long time. There are drawbacks. These drawbacks and problems are almost the same in the case of the embodiment shown in FIG. 1C, but in this embodiment, there is a problem in the uniformity when the seal material is injected.

[0005]

[Problems to be solved by the device]

 Therefore, the present invention has been made to solve the above-mentioned various drawbacks and problems in the conventional technique, and various types of equipment fixed in various machinery and equipment, construction materials, waterproof louvers and the like. In fixing and fixing parts and parts, by carefully studying and creatively adding water resistance and sealability to the fixed part and making improvements, fixing means such as screws, rivets, bolts and nuts It is an object of the present invention to provide an excellent waterproof seal washer having a performance of effectively preventing water leakage or water intrusion from a screw part or a screw hole when it is fixed.

[0006]

[Means for Solving the Problems]

 That is, the present invention is a waterproof seal washer for preventing water leakage or water intrusion from a screw part, a screw hole, etc., in which the washer body has an inner recess, and the inner recess of the washer body is filled with a waterproof material. The present invention provides a waterproof seal washer characterized by the following.

In a preferred embodiment of the present invention, the waterproof material is made thicker than the washer body and used as a compression allowance. The waterproof seal action can be made more reliable by providing an annular projection on the lower edge of the (inserted). The waterproof seal washer according to the present invention is not necessarily provided with both the compression allowance and the annular projection at the same time, and may be provided with either one of them.

Further, as another aspect of the waterproof seal washer according to the present invention, in addition to filling the inner recess of the washer body with a waterproof material, it is also possible to wrap the entire outside and integrally configure it. . In the case of this aspect, since the both are integrally formed, the side surface and the upper surface of the washer body are also covered with the waterproof material, so that the seal and the waterproof effect are further ensured. Can be At the same time, the washer body itself can be sealed to prevent its corrosion. This effect of preventing corrosion is particularly effective when the washer body is made of metal.

[0009]

【Example】

 Hereinafter, the present invention will be described in more detail with reference to the drawings, but it goes without saying that the present invention is not limited to the embodiments and modes. 2 (a) to 2 (c) are cross-sectional views showing the basic structure of the present invention, of which (a) to (b) are washers formed by inserting and filling a waterproof material into the recess of the washer body. It is sectional drawing of W itself.

2A to 2C, (a) to (b) show a configuration mode of the washer W, and (c) shows a state in which the washer W is attached via a screw. The same reference numerals are used for the parts that are common with 1. In FIG. 2, 7 is a washer body, 8 is a waterproof material (the washer body 7 and the waterproof material 8 constitute a washer W), and as shown in FIG. 4 (a) described later, the washer body 7 has an inner recess S. The inner recess S 1 is tightly filled with the waterproof material 8 to form the washer W. The washer W according to the present invention is basically constructed in the manner shown in FIG. 1 (a), but is more preferably constructed in the manner shown in FIG. 2 (b).

That is, as shown in FIG. 2B, a difference is provided in the thickness direction between the washer body 7 and the waterproof material 8 to increase the thickness of the waterproof material and a compression allowance 9 is provided. The compression allowance 9 allows the screws 3 to be fixed, and when they are fixed, the waterproof performance and the seal performance can be made more reliable. Further, as shown in FIG. 2 (b), by providing an annular protrusion 10 on the lower inner peripheral edge of the central cylindrical portion L through which the screw 3 or the like is penetrated and fitted, the waterproof action and the seal action can be achieved. You can be more certain.

In this case, the compression allowance 9 and the annular projection 10 can be provided together as shown in FIG. 2B, but either one of them, that is, the compression allowance 9 or It may be configured to include any one of the annular protrusions 10. Further, regarding the shape of the annular protrusion 10, in the embodiment shown in FIG. 2B, the protrusion is provided below the inner cylinder of the waterproof material and inward of the cylinder, but the shape is not limited to this, and the shape shown in FIG. a) As shown by the reference numeral 10, it can be provided so as to project only below the inner cylinder of the waterproof material.

As a method of densely filling the inner concave portion S of the washer body 7 with the waterproof material 8, the washer body 7 and the waterproof material 8 are separately manufactured, and the waterproof material 8 is attached to the washer book. An appropriate adhesive is applied to the inner surface of the inner recess S and / or the surface of the waterproof material 8 (the surface of the waterproof material 8 that abuts on the inner recess S of the washer body 7) when fitting into the inner recess S of the body 7. It can be carried out by various appropriate methods such as intimate contact with the washer body 7, injecting a waterproof material in a liquid form into the inner recess S of the washer body 7 and curing it. FIGS. 4 (a) to 4 (c) show a case where a washer having the shape of FIG. 2 (a) is manufactured according to these and other aspects, which is shown in FIGS. 2 (b) and 3 (a). The same applies to the case of manufacturing a washer having the shape of).

Next, the material of the washer body 7 is not particularly limited as long as it has predetermined hardness and strength, and has heat resistance, corrosion resistance, etc. Generally, it is preferably a stainless steel. However, the present invention is not limited to this, and other iron materials, aluminum materials, surface-treated products of metallic materials (including various alloys), hard-molded resin materials, and the like can also be used. The material of the waterproof material 2 is not particularly limited as long as it is a material having water resistance (waterproofness), weather resistance, heat resistance and sealability, and for example, natural rubber or synthetic rubber [CR rubber (= Chloroprene rubber), neoprene rubber, and other rubbers], and soft or hard synthetic resins (for example, polypropylene, polyvinyl chloride, copolymers of two or more resin components, etc.) can also be used.

[0015] Furthermore, the fixing and fixing device to be attached via the waterproof seal washer according to the present invention is not limited to the screw, and any fixing or fixing device that can be attached via the washer can be used. You can For example, in addition to tapping screws made of stainless steel or other materials, various screws such as meter screws, bolts and nuts, rivets, etc. can be used. Further, regarding members that are fixed and fixed (members indicated by reference numerals 1 and 2 in the above-mentioned drawings), if they are members that are fixed and fixed, metal materials such as aluminum and iron (various alloys are used). (Including), hard resin, and any other material can be used.

3 (a) and 3 (b) show another configuration of the waterproof seal washer according to the present invention. Of these, in the embodiment of FIG. 3 (a), an annular band-shaped hem 11 is provided on the lower outer peripheral edge of the washer body 7, and as shown in the figure, the waterproof material 8 filled in the washer body concave portion is correspondingly formed. An overhanging portion 12 is provided, the outer edge of which extends downward. As a result, a further waterproof sealing effect can be obtained.

Further, in the embodiment shown in FIG. 3B, the entire washer body 7 is wrapped and integrated with the waterproof material 8. To form this, for example, the washer body 7 is housed in a molding die. Alternatively, it can be configured by injecting a liquid material for waterproof material and performing injection molding. In the case of this embodiment, in addition to integrating the two in such a manner, in particular, the entire structure including the side surface and the upper surface of the washer body 7 is covered with the waterproof material 8, so that the seal The effect of waterproofing and waterproofing can be further ensured, and at the same time, corrosion of the washer itself can be prevented. In addition, the aspect in which the whole of the washer body 7 is wrapped with the waterproof material 8 and integrated as described above is similarly applied to the case of the configuration aspect shown in FIGS. 2 (a) and 2 (b) in the present invention. Is something that can be done.

The inventor of the present invention first developed and applied for a vertical waterproof louver having excellent performance (Japanese Patent Application No. 49-120688 and Japanese Utility Model Application No. 5-73984). , Jpn. Pat. Appln. No. 6-326), the waterproof seal washer of the present invention is used not only for various types of machinery and construction materials and conventional waterproof louvers, but also for the vertical and vertical lines relating to the development and application. It is also effectively used for fixing and fixing various members and pieces fixed in the mold waterproof louver, and can impart excellent waterproofness and sealability.

[0019]

[Effect of device]

 As described above, the waterproof seal washer of the present invention is an outer frame joint part such as an iron, aluminum, or resin sash that requires waterproofness and sealability, a lower frame and a vertical frame, and a lower frame and a method. It has excellent waterproofing and sealing effects for vertical (hodote), screwing of lower frame and other parts, while maintaining its function and action as a washer sufficiently from the fixing part by screws or rivets. It is possible to very effectively prevent water leakage and to obtain excellent waterproofing and sealing effects.

Further, by using the waterproof seal washer according to the present invention, uniform waterproof performance and seal performance can be obtained by any mounting method and assembling method for a plate material or the like that needs to be fixed with screws or rivets. In addition to the above, the cost can be significantly reduced as compared with the conventional waterproof method as shown in FIGS. 1 (a) to 1 (c). Also, large-sized ones such as a water tank can be effectively used for the fixed portion.

[Brief description of drawings]

FIG. 1 shows a conventional waterproof seal for a screw part,
The figure which shows three examples.

FIG. 2 is a view showing a configuration mode of a waterproof seal washer according to the present invention.

FIG. 3 is a view showing another embodiment of the waterproof seal washer according to the present invention.

FIG. 4 is a view showing an assembly mode of the waterproof seal washer according to the present invention.

[Explanation of symbols]

 1, 2 Fixing and fixing members such as plate material 3 Screw 4 Seal member 5 Waterproof material (waterproof material) 6 Seal material W Washer 7 Washer body S Inner recess of washer body 8 Waterproof material L Waterproof material Central cylindrical portion 9 Compression allowance 10 Annular protrusion 11 Annular strip hem 12 Overhang

Claims (8)

[Scope of utility model registration request] 1. A waterproof seal washer, wherein the washer body has an inner recess, and the inner recess is filled with a waterproof material. 2. The waterproof material is provided with a compression margin whose thickness is thicker than that of the washer body.
Waterproof seal washer described. 3. The waterproof seal washer according to claim 1, wherein the waterproof material is formed by providing an annular projection on the lower end edge of the inner cylinder. 4. The waterproof seal washer according to claim 1, 2 or 3, wherein the material of the waterproof material is rubber, soft resin or hard resin. 5. The washer body has an annular band-shaped skirt on the lower outer peripheral edge thereof, and an overhanging part on the lower peripheral edge of the waterproof material corresponding to the skirt. Three
Alternatively, the waterproof seal washer described in 4. 6. The whole of the washer body is integrally formed by being wrapped with a waterproof material.
The waterproof seal washer according to 4 or 5. 7. The waterproof seal washer according to claim 1, 2, 3, 4, 5 or 6, wherein the washer body is made of metal or hard resin. 8. The waterproof seal washer comprises a waterproof louver.
The waterproof seal washer according to claim 1, 2, 3, 4, 5, 6 or 7.