JP2020193697A - Cover for preventing scattering of liquid - Google Patents

Abstract

To provide a cover for preventing scattering of a liquid which can effectively prevent removal of itself from a high pressure hose even if a high pressure liquid (oil, water, etc.) scatters to the outside of the high pressure hose.SOLUTION: A cover 1 for preventing scattering of a liquid covers a surface of a high pressure hose and includes: an elongated sheet-like base part 2 which may cover the surface of the high pressure hose; a first fastening part 3 provided at one side edge part along a longitudinal direction of the sheet-like base part 2; and a second fastening part 4 provided at the other side edge part along the longitudinal direction of the sheet-like base part 2. The first fastening part 3 includes a first support piece 31 and a second support piece 32 extending to the outside of the sheet-like base part 2.SELECTED DRAWING: Figure 2

Description

The present invention relates to a cover for preventing liquid scattering. In particular, the present invention relates to a cover for preventing liquid scattering, which covers a high-pressure hose such as a hydraulic hose or a fire hose and prevents oil or water leaking from the high-pressure hose from scattering.

Conventionally, flood control systems have been used in construction machines such as power shovels and forklifts, press machines, pressurizing devices, and luggage elevators. This hydraulic system uses flood control as the power for operation, and sends out high-pressure liquid produced by a hydraulic pump with a high-pressure hose, and pistons and hydraulic motors (generally collectively referred to as actuators) installed in predetermined locations. ) Is a power system that works.

In such a hydraulic system, aged deterioration of the high-pressure hose used or contact of some object with the high-pressure hose during use may cause damage such as crevices or holes in a part of the high-pressure hose. Liquid may splash out of the high pressure hose. In order to prevent such oil scattering, a liquid scattering prevention cover that covers the outer circumference of the high-pressure hose has been used in recent years.

As such a cover for preventing liquid scattering, for example, a strip-shaped female hook-and-loop fastener band provided along each side edge portion of a pair of side edge portions of a long sheet-like base material facing each other. Those provided with a piece and a female hook-and-loop fastener band piece are known. Such a cover for preventing liquid scattering is used by covering the periphery of the high-pressure hose in a tubular shape and fixing the male and female hook-and-loop fastener strips to each other.

Conventionally known liquid scattering prevention covers have the effect of suppressing the scattering of liquids such as oil and water from damaged parts of the high-pressure hose, but high-pressure liquids are removed from the high-pressure hose. If the force of the scattered liquid is large when it is scattered, there is a concern that the connection points between the male and female surface fastener strips will come off, and the liquid scattering prevention cover can be fixed to the high-pressure hose even more firmly. Is desired.

The present invention has been made to contribute to such a request, and even when a high-pressure liquid (oil, water, etc.) is scattered outside the high-pressure hose, the liquid scattering prevention cover is provided from the high-pressure hose. It is an object of the present invention to provide a cover for preventing liquid scattering which can effectively prevent the hose from coming off.

The object of the present invention is a cover for preventing liquid scattering that covers the surface of a high-pressure hose, and is a long sheet-like base that can cover the surface of the high-pressure hose and along the longitudinal direction of the sheet-like base. A first engagement portion provided on one side edge portion and a second engagement portion provided on the other side edge portion along the longitudinal direction of the sheet-like base portion are provided, and the first engagement portion is provided. A first support piece and a second support piece extending to the outside of the sheet-like base are provided, and the first support piece and the second support piece are each formed in a long sheet shape, and the first support is provided. One side edge portion of the piece and the second support piece along the longitudinal direction is connected to the one side edge portion of the sheet-like base portion, and the first support piece and the second support piece are arranged to face each other. It is configured to be openable and closable around the connecting portion with the sheet-shaped base, and the first hook-and-loop strip and the second hook-and-loop fastener are on the surfaces of the first support piece and the second support piece facing each other, respectively. A hook-and-loop fastener band piece is provided, and the second engagement portion is provided on the front surface and the back surface of the other side edge portion along the longitudinal direction of the sheet-shaped base portion, respectively. And the fourth hook-and-loop fastener strip, the first hook-and-loop fastener strip piece and the third hook-and-loop fastener strip piece are overlapped and engaged with each other, and the second hook-and-loop fastener strip piece and the first surface fastener strip piece are provided. This is achieved by a liquid shatterproof cover characterized in that a high-pressure hose is surrounded to form a tubular body in a state where the four-sided fastener strips are overlapped and interlocked.

Further, in the liquid scattering prevention cover, it is preferable that the length of the first support piece and the second support piece in the longitudinal direction is the same as the length of the sheet-like base in the longitudinal direction.

Further, the longitudinal lengths of the first surface fastener band piece, the second surface fastener band piece, the third surface fastener band piece, and the fourth surface fastener band piece are the lengths of the sheet-shaped base. It is preferable that the configuration is substantially the same as the directional length.

The object of the present invention is a cover for preventing liquid scattering that covers the surface of the high-pressure hose, and a long sheet-like base that can cover the surface of the high-pressure hose and a longitudinal direction of the sheet-like base. A first engagement portion provided on one side edge portion along the line and a second engagement portion provided on the other side edge portion along the longitudinal direction of the sheet-shaped base portion are provided, and the first engagement portion is provided. The portion includes a first support piece and a second support piece extending outside the sheet-like base portion, and the second engaging portion includes a third support piece and a fourth support piece extending outside the sheet-like base portion. The first support piece and the second support piece are each formed into a long sheet shape, and the third support piece and the fourth support piece are each formed into a long sheet shape. , One side edge portion of the first support piece and the second support piece along the longitudinal direction is connected to the one side edge portion of the sheet-like base portion, and the third support piece and the fourth support piece. One side edge portion of the support piece along the longitudinal direction is connected to the other side edge portion of the sheet-like base portion, and the first support piece and the second support piece are arranged to face each other and the writing sheet. The third support piece and the fourth support piece are arranged so as to face each other and can be opened and closed with the connection portion with the sheet-shaped base as an axis. , The first support piece in a state where the fourth support piece is interposed between the first support piece and the second support piece, and between the third support piece and the fourth support piece. It is possible to form a cylinder by surrounding a high-pressure hose with the hose interposed therebetween, and the facing surfaces of the first support piece and the fourth support piece, the second support piece and the fourth support piece, and the fourth support piece. A liquid characterized in that a pair of male and female hook-and-loop fastener strips that can be engaged with each other are provided on each facing surface of the above and each facing surface of the first support piece and the third support piece. Achieved by shatterproof cover.

Further, in the liquid scattering prevention cover, the longitudinal lengths of the first support piece, the second support piece, the third support piece, and the fourth support piece are the same as the longitudinal length of the sheet-like base. It is preferable that the configuration is as follows.

Further, it is preferable that the longitudinal length of each pair of male and female hook-and-loop fastener strips is substantially the same as the longitudinal length of the sheet-shaped base portion.

According to the present invention, even when a high-pressure liquid (oil, water, etc.) is scattered outside the high-pressure hose, the liquid scattering prevention cover can effectively prevent the liquid scattering prevention cover from coming off the high-pressure hose. A preventive cover can be provided.

It is a schematic block diagram of the cover for preventing liquid scattering which concerns on this invention. It is a schematic structural sectional view in the AA cross section of FIG. FIG. 5 is a schematic configuration sectional view showing a state in which the liquid scattering prevention cover shown in FIG. 1 is wound and covered on the surface of a high-pressure hose. It is an enlarged view of the main part of FIG. It is explanatory drawing for demonstrating the manufacturing method of the cover for preventing liquid scattering shown in FIG. It is a schematic structural sectional view which shows the modification of the cover for preventing liquid scattering which concerns on this invention. FIG. 6 is an enlarged schematic configuration sectional view of a main part showing a state in which the liquid scattering prevention cover shown in FIG. 6 is wound and covered on the surface of a high-pressure hose. It is explanatory drawing for demonstrating the manufacturing method of the cover for preventing liquid scattering shown in FIG. It is a schematic structural sectional view which shows the modification of the cover for preventing liquid scattering which concerns on this invention.

Hereinafter, the liquid scattering prevention cover 1 according to the present invention will be described with reference to the accompanying drawings. Each figure is partially enlarged or reduced to facilitate understanding of the configuration. FIG. 1 is a schematic configuration plan view of the liquid scattering prevention cover 1 according to the present invention, and FIG. 2 is a schematic configuration sectional view taken along the line AA of FIG. Further, FIG. 3 is a schematic configuration sectional view showing a state in which the high-pressure hose Z is wound by the liquid scattering prevention cover 1 according to the present invention, and FIG. 4 is an enlarged view of a main part of FIG. As shown in FIGS. 1, 2, 3, and 4, the liquid scattering prevention cover 1 is used by winding and covering the surface of the high-pressure hose Z, and the high-pressure hose Z is used with damaged portions such as crevices and holes. When a problem occurs, it prevents liquids such as oil and water from rushing out (scattering) from the damaged part, and also functions as a protective cover to protect the high-pressure hose Z from external interference. Is what you do.

As shown in FIGS. 1 to 4, the liquid scattering prevention cover 1 includes a sheet-shaped base portion 2, a first engagement portion 3, and a second engagement portion 4. The sheet-like base 2 is a long sheet-like member capable of covering the surface of the high-pressure hose Z, and has flexibility. The sheet-shaped base 2 is installed by winding the surface of the high-pressure hose Z in a tubular shape. That is, the liquid scattering prevention cover 1 is formed with a tubular body surrounding the high-pressure hose Z in a state where the first engagement portion 3 and the second engagement portion 4 are overlapped with each other. The sheet-shaped base 2 is formed by weaving, for example, a plurality of warp threads arranged along the longitudinal axis and a plurality of weft threads arranged along a direction substantially perpendicular to the longitudinal direction of the warp threads. The warp yarn is a yarn arranged along the longitudinal direction of the sheet-shaped base portion 2, and the weft yarn is a yarn arranged along the lateral direction of the sheet-shaped base portion 2. Various thread-like members can be adopted as the thread-like body constituting the sheet-like base portion 2. Further, the filamentous body forming the sheet-like base 2 is preferably formed from a fiber material having a heat resistance of 100 ° C. or higher. Examples of such fiber materials include synthetic polymers such as polyester and polypropylene, aramid such as Kevlar, and nylon. When the sheet-like base 2 is formed by using a filament formed from heat-resistant fibers, it is preferable that the cover 1 for preventing liquid scattering can be stably used even in a usage environment of, for example, 70 ° C. or higher.

The first engaging portion 3 is provided on one side edge portion 2a along the longitudinal direction of the sheet-shaped base portion 2, and is separably connected and fixed to the second engaging portion 4. The first engaging portion 3 includes a first support piece 31 and a second support piece 32 extending outside the sheet-like base portion 2, and the first support piece 31 and the second support piece 32, respectively. It is configured in the form of a long sheet. Further, one side edge portion of the first support piece 31 and the second support piece 32 along the longitudinal direction is connected to one side edge portion 2a of the sheet-like base portion 2, and the first support piece 31 and the second support piece 31 and the second support piece 32 are connected to each other. The surfaces of the support pieces 32 are arranged so as to face each other, and are configured to be openable and closable with respect to the connecting portion with the sheet-shaped base portion 2. The longitudinal lengths of the first support piece 31 and the second support piece 32 can be appropriately set, but are preferably configured to be the same as the longitudinal length of the sheet-shaped base 2, for example. ..

Here, the first support piece 31 and the second support piece 32 constituting the first engagement portion 3 are also the same as the above-mentioned sheet-like base portion 2, for example, a plurality of warp threads arranged along the longitudinal axis and the warp threads. It can be formed by weaving a plurality of weft threads arranged along a direction substantially perpendicular to the longitudinal direction of the warp threads. Further, the thread-like body forming the first support piece 31 and the second support piece 32 can also be formed by using the same one as the sheet-like base portion 2.

A first surface fastener band piece 51 and a second surface fastener band piece 52 are provided on the surfaces of the first support piece 31 and the second support piece 32 facing each other, respectively. It is preferable that the first surface fastener band piece 51 and the second surface fastener band piece 52 are configured in a form along the longitudinal direction of the first support piece 31 and the second support piece 32. Further, the longitudinal lengths of the first surface fastener band piece 51 and the second surface fastener band piece 52 are substantially the same as the longitudinal lengths of the first support piece 31 and the second support piece 32 (sheet). It is preferable to configure the shape base portion 2 so as to have substantially the same length in the longitudinal direction.

The second fastening portion 4 has a third surface fastener band piece 53 and a fourth surface fastener band piece 54 provided on the front surface and the back surface of the sheet-like base portion 2 along the other side edge portion 2b along the longitudinal direction. I have. Further, it is preferable that the longitudinal lengths of the third hook-and-loop fastener band 53 and the fourth hook-and-loop fastener 54 are substantially the same as the longitudinal length of the sheet-shaped base 2. The other side edge portion 2b of the sheet-shaped base portion 2 provided with the second engagement portion 4 is the first in the first engagement portion 3 when the high-pressure hose Z is wound and covered by the liquid scattering prevention cover 1. It is a portion interposed (sandwiched) between the support piece 31 and the second support piece 32.

Here, the liquid scattering prevention cover 1 according to the present invention is in a state where the first surface fastener band piece 51 and the third surface fastener band piece 53 are overlapped and engaged with each other, and the second surface fastener band piece 52. In a state where the fourth surface fastener band piece 54 is overlapped and interlocked, the high pressure hose Z is surrounded to form a tubular body. Further, the first surface fastener band piece 51 and the third surface fastener band piece 53 form a pair of male and female surface fastener band pieces. That is, when the first surface fastener band piece 51 is configured as a male type, the third surface fastener band piece 53 is configured as a female type, and when the first surface fastener band piece 51 is configured as a female type, The third surface fastener band piece 53 is configured as a male type. Similarly, the second surface fastener band piece 52 and the fourth surface fastener band piece 54 form a pair of male and female surface fastener band pieces. That is, when the second surface fastener band piece 52 is configured as a male type, the fourth surface fastener band piece 54 is configured as a female type, and when the second surface fastener band piece 52 is configured as a female type, The fourth hook-and-loop fastener strip 54 is configured as a male type.

Next, a method of manufacturing the liquid scattering prevention cover 1 will be described. First, a long sheet material 10 as shown in the plan view of FIG. 5A is prepared. The sheet material 10 is a sheet material having a rectangular shape in a plan view, which is formed by weaving a warp yarn and a plurality of weft yarns arranged along a direction substantially perpendicular to the longitudinal direction of the warp yarn. Next, as shown in the schematic cross-sectional view of FIG. 5B, the sheet material 10 is folded so that the side edges 11 and 12 along the longitudinal direction thereof overlap each other to form the double-structured sheet material 13. After that, as shown in FIG. 5C, the length of the double-structured sheet material 13 is set at a portion inside the double-structured sheet material 13 by a predetermined length from the two superposed side edges 11 and 12. Sewing along the direction forms a sewing line 14, and the stacked sheet materials are sewn together. By this sewing step, the first support piece 31 including one side edge 11 of the sheet material and the second support piece 32 including the other side edge 12 of the sheet material are formed and sewn together. The first support piece 31 and the second support piece 32 have a structure that can be opened and closed from each other with the line (sewing line 14) as an axis.

Next, vertical and horizontal sewing is performed on the region of the double-structured sheet material 14 excluding the first support piece 31 and the second support piece 32 as shown by the dotted line in FIG. The sheet materials (upper and lower sheet materials) are sewn together and integrated. Here, the region excluding the first support piece 31 and the second support piece 32 of the double-structured sheet material 13 corresponds to the sheet-like base portion 2.

After that, as shown in FIG. 5 (e), the first surface fastener band piece 51 and the second surface fastener band piece 52 are sewn on the opposite surfaces of the first support piece 31 and the second support piece 32, respectively. .. Further, at the side edge portion of the double-structured sheet material 13 on the side opposite to the first support piece 31 and the second support piece 32, the third surface fastener band piece 53 and the fourth surface fastener band piece 54 are on the front surface and the back surface thereof. The liquid scattering prevention cover 1 shown in FIGS. 1 to 4 is completed by sewing.

Here, the first surface fastener band piece 51, the second surface fastener band piece 52, the third surface fastener band piece 53, and the fourth surface fastener band piece 54 are configured as an elongated form having a rectangular shape in a plan view. The longitudinal length of the double-structured sheet member 13 is substantially the same as the longitudinal length of the double-structured sheet material 13. The first surface fastener band piece 51, the second surface fastener band piece 52, the third surface fastener band piece 53, and the fourth surface fastener band piece 54 are combined with the first support piece 31, the second support piece 32, and the double. As a method of fixing to the side edge portion of the structural sheet material 13, instead of sewing, an adhesive may be used.

As described above, the liquid scattering prevention cover 1 according to the present invention is in a state where the first surface fastener band piece 51 and the third surface fastener band piece 53 are overlapped and engaged with each other, and the second surface fastener band is Since the high-pressure hose Z is surrounded and fixed in a state where the piece 52 and the fourth-side fastener band piece 54 are overlapped and interlocked, the strength is twice that of the conventional liquid scattering prevention cover 1. It is possible to connect and fix the ends (side edges) with each other. As a result, even if the high-pressure liquid is scattered outside the high-pressure hose Z and a large force acts on the liquid scattering prevention cover 1, the male and female hook-and-loop fastener strips at the end of the liquid scattering prevention cover 1 It is possible to effectively prevent a situation in which the connection portion is disconnected and the liquid scattering prevention cover 1 falls off from the high pressure hose Z.

Further, in the liquid scattering prevention cover 1 according to the present invention, the second surface is due to the presence of the engagement portion between the first surface fastener band piece 51 and the third surface fastener band piece 53 and the first support piece 31. Since the structure is such that sand, dust, water, sunlight, etc. from the outside do not easily enter the engagement portion between the fastener band piece 52 and the fourth surface fastener band piece 54, the second surface fastener band piece 52 It has a structure capable of effectively suppressing deterioration of the fourth surface fastener band piece 54, and maintains the strength for connecting and fixing the ends (side edges) of the sheet-shaped base 2 for a long period of time. be able to.

Further, when the liquid scattering prevention cover 1 is manufactured by the manufacturing method as described above, the liquid scattering prevention cover 1 can be manufactured extremely easily, and the sheet-shaped base portion 2 is configured as a double structure. Therefore, it is possible to improve the strength of the liquid scattering prevention cover 1.

Although the liquid scattering prevention cover 1 according to the present invention has been described above, the specific configuration is not limited to the above embodiment. For example, the liquid scattering prevention cover 1 may be configured as shown in the cross-sectional view of FIG. 6 (cross-sectional view corresponding to the cross-sectional view taken along the line AA of FIG. 1). The liquid scattering prevention cover 1 shown in FIG. 6 is configured such that the structure of the second engagement portion 4 has a structure similar to the structure of the first engagement portion 3 described above. Specifically, the second engaging portion 4 includes a third support piece 41 and a fourth support piece 42 extending outside the sheet-like base portion 2, and these third support pieces 41 and fourth support Each piece 42 is formed in the shape of a long sheet. Further, one side edge portion of the third support piece 41 and the fourth support piece 42 along the longitudinal direction is connected to the other side edge portion 2b of the sheet-like base portion 2, and the third support piece 41 and the third support piece 42 The 4 support pieces 42 are arranged so as to face each other, and are configured to be openable and closable with respect to a connecting portion with the sheet-shaped base portion 2. The longitudinal lengths of the third support piece 41 and the fourth support piece 42 can be appropriately set, but are preferably configured to be the same as the longitudinal length of the sheet-shaped base 2, for example. ..

The liquid scattering prevention cover 1 shown in FIG. 6 has a fourth support piece between the first support piece 31 and the second support piece 32, as shown in the schematic structural sectional view of the main part showing the usage state of FIG. 7. A cylinder can be formed by surrounding the high-pressure hose Z with the first support piece 31 interposed between the third support piece 41 and the fourth support piece 42 with the 42 interposed therebetween. It is configured.

Further, the first support piece 42 is interposed between the first support piece 31 and the second support piece 32, and the first support piece 42 is between the third support piece 41 and the fourth support piece 42. With the 31 interposed therebetween, the facing surfaces of the first support piece 31 and the fourth support piece 42, the facing surfaces of the second support piece 32 and the fourth support piece 42, and the first support piece 31. A pair of male and female hook-and-loop fastener strips that can be engaged with each other are provided on each facing surface with the third support piece 41. More specifically, the first surface fastener band piece 51 and the second surface fastener band piece 52 are provided on the surfaces of the first support piece 31 and the second support piece 32 facing each other, respectively, and the first support is provided. The fifth surface fastener band piece 55 is provided on the surface of the piece 31 on the side where the first surface fastener band piece 51 is not provided. Further, a third hook-and-loop fastener strip 53 and a fourth hook-and-loop fastener 54 are provided on the surfaces of the third support piece 41 and the fourth support piece 42 facing each other, respectively. The sixth hook-and-loop fastener band 56 is provided on the surface on the side where the four-sided fastener strip 54 is not provided. The first side fastener band piece 51 and the fourth side fastener band piece 54 form a pair of male and female hook-and-loop fastener pieces, and the second side fastener band piece 52 and the sixth side fastener band piece 56 form a pair of male and female hook-and-loop fasteners. The band piece is formed, and the third side fastener band piece 53 and the fifth side fastener band piece 55 form a pair of male and female hook-and-loop fastener band pieces.

Here, the longitudinal length of each pair of male and female hook-and-loop fastener strips is the longitudinal length of the first support piece 31, the second support piece 32, the third support piece 41, and the fourth support piece 42 (sheet shape). It is preferable that the base portion 2 is configured to be substantially the same as the length in the longitudinal direction). Further, the liquid scattering prevention cover 1 according to FIG. 6 is a combination of a first surface fastener band piece 51 and a fourth surface fastener band piece 54 constituting a pair of male and female surface fastener band pieces, and a second surface fastener band piece. In the combination of the 52 and the 6th hook-and-loop fastener 56, and the combination of the 3rd hook-and-loop fastener 53 and the 5th hook-and-loop fastener 55, the 1st hook-and-loop fastener 51 and the 4th hook-and-loop fastener 54 In a state where the second surface fastener band piece 52 and the sixth side fastener band piece 56 are overlapped and engaged, and further, the third surface fastener band piece 53 and the fifth surface Since the high-pressure hose Z is surrounded to form a cylinder in a state where the fastener band piece 55 is overlapped and interlocked, when the first surface fastener band piece 51 is configured as a male type, When the fourth surface fastener band piece 54 is configured as a female type and the first surface fastener band piece 51 is configured as a female type, the fourth surface fastener band piece 54 is configured as a male type. Similarly, when the second surface fastener band piece 52 is configured as a male type, the sixth surface fastener band piece 56 is configured as a female type, and when the first surface fastener band piece 51 is configured as a female type, When the 6th surface fastener band piece 56 is configured as a male type and the 3rd surface fastener band piece 53 is configured as a male type, the 5th surface fastener band piece 55 is configured as a female type and the 3rd surface fastener is configured. When the band piece 53 is configured as a female type, the fifth surface fastener band piece 55 is configured as a male type.

According to the liquid scattering prevention cover 1 according to FIG. 6 described above, the first surface fastener band piece 51 and the fourth surface fastener band piece 54 are overlapped and engaged with each other, and the second surface fastener band piece is High-pressure hose Z in a state where the 52 and the 6th surface fastener band piece 56 are overlapped and interlocked, and further, in a state where the 3rd surface fastener band piece 53 and the 5th surface fastener band piece 55 are overlapped and interlocked. Because it can be fixed by surrounding it, the ends (side edges) of the liquid scattering prevention cover 1 should be connected and fixed with three times the strength of the conventional liquid scattering prevention cover 1. Is possible. As a result, even if the high-pressure liquid is scattered outside the high-pressure hose Z and a large force acts on the liquid scattering prevention cover 1, the connection points between the male and female hook-and-loop fastener strips in the liquid scattering prevention cover 1 are maintained. It is possible to more effectively prevent the liquid scattering prevention cover 1 from coming off and falling off from the high pressure hose Z.

Further, in the liquid scattering prevention cover 1 according to FIG. 6, the first surface is due to the presence of the engagement portion between the third surface fastener band piece 53 and the fifth surface fastener band piece 55 and the second support piece 32. Sand and dust from the outside on the engagement portion between the fastener band piece 51 and the fourth surface fastener band piece 54 and the engagement portion between the second surface fastener band piece 52 and the sixth surface fastener band piece 56. Since the structure is such that water, sunlight, etc. do not easily enter, deterioration of the first surface fastener band piece 51, the second surface fastener band piece 52, the fourth surface fastener band piece 54, and the sixth surface fastener band piece 56 is deteriorated. The structure is such that it can be effectively suppressed, and the strength of connecting and fixing the ends (side edges) of the sheet-shaped base 2 can be maintained for a long period of time.

Here, a method of manufacturing the liquid scattering prevention cover 1 shown in FIG. 6 will be described below. First, a long sheet material 10 as shown in the plan view of FIG. 8A is prepared. The sheet material 10 is a sheet material having a rectangular shape in a plan view, which is formed by weaving a warp yarn and a plurality of weft yarns arranged along a direction substantially perpendicular to the longitudinal direction of the warp yarn. Next, as shown in the cross-sectional view of FIG. 8B, the sheet material 10 is folded so that the side edges 11 and 12 along the longitudinal direction thereof overlap each other to form the double-structured sheet material 13. After that, as shown in the cross-sectional view of FIG. 8C, the double-structured sheet material 13 is provided with a portion inside a predetermined length from the two superposed side edges 11 and 12. The first sewing line 14 is formed by sewing along the longitudinal direction of 13, and the stacked sheet materials are sewn together. By this sewing step, the first support piece 31 including one side edge 11 of the sheet material 10 and the second support piece 32 including the other side edge 12 of the sheet material 10 are formed, and are sewn together. The structure is such that the first support piece 31 and the second support piece 32 can be opened and closed with each other around the line (first sewing line 14).

Next, as shown in the cross-sectional view of FIG. 8D, a predetermined length is formed from the side edge portion (folded portion 15) of the double-structured sheet material 13 on the side opposite to the first support piece 31 and the second support piece 32. The inner part is sewn along the longitudinal direction of the double-structured sheet material 13 to form a second sewing line 16, and the overlapped sheet materials are sewn together. Then, as shown in the cross-sectional view of FIG. 8 (e), the folded-back portion 16 of the double-structured sheet material 13 is cut along the longitudinal direction of the double-layered sheet material 13. By this cutting step, the third support piece 41 and the fourth support piece 42 are formed, and the third support piece 41 and the fourth support piece 41 and the fourth with the sewn line (second sewing line 16) as an axis. The support pieces 42 have a structure that allows them to open and close each other.

Next, in the double-structured sheet material 13, vertical and horizontal sewing is performed on the region sandwiched between the first sewing line 14 and the second sewing line 16 as shown by the dotted line in FIG. The overlapped sheet materials (upper and lower sheet materials) are sewn together and integrated. Here, the region sandwiched between the first sewing line 14 and the second sewing line 16 corresponds to the sheet-shaped base portion 2. The sewing step performed on the region sandwiched between the first sewing line 14 and the second sewing line 16 may be performed before the cutting step.

After that, as shown in FIG. 8 (g), the first surface fastener band piece 51 and the second surface fastener band piece 52 are sewn on the facing surfaces of the first support piece 31 and the second support piece 32, respectively. , The fifth surface fastener band piece 55 is sewn on the surface of the first support piece 31 on the side where the first surface fastener band piece 51 is not provided. Further, the third surface fastener band piece 53 and the fourth surface fastener band piece 54 are sewn on the facing surfaces of the third support piece 41 and the fourth support piece 42, respectively, and the fourth surface of the fourth support piece 42. By sewing the sixth surface fastener band piece 56 on the surface on the side where the fastener band piece 54 is not provided, the liquid scattering prevention cover 1 shown in FIG. 6 is completed.

Here, the first surface fastener band piece 51, the second surface fastener band piece 52, the third surface fastener band piece 53, the fourth surface fastener band piece 54, the fifth surface fastener band piece 55, and the sixth surface fastener band piece 56. Is configured as an elongated form having a rectangular shape in a plan view, and these longitudinal lengths are configured to be substantially the same as the longitudinal length of the double-structured sheet material 13. As a method of fixing each surface fastener band piece to the first support piece 31, the second support piece 32, etc., an adhesive may be used instead of sewing.

Further, in the above embodiment, the cover 1 for preventing liquid scattering wound around a single high-pressure hose Z has been described, but the present invention is not limited to such a configuration, and for example, a plurality of high-pressure hoses Z are grouped together. The liquid scattering prevention cover 1 may be configured so that it can be covered.

Further, the method for manufacturing the liquid scattering prevention cover 1 is not particularly limited to the above-mentioned method, and the first support piece 31 and the second support piece are attached to one side edge 11 of the sheet material 10 corresponding to the sheet-like base portion 2. The sheet material corresponding to 32 is fixed by sewing or the like, and the first hook-and-loop strip 51 and the second hook-and-loop fastener 52 are sewn to the facing surfaces of the first support piece 31 and the second support piece 32, respectively. , Even if it is manufactured by a method in which the third surface fastener band piece 53 and the fourth surface fastener band piece 54 are sewn together on the front and back surfaces of the side edge portion of the other 12 of the sheet material 10 corresponding to the sheet-shaped base portion 2. Good.

Further, the liquid scattering prevention cover 1 may be configured as shown in the cross-sectional view of FIG. 9 (cross-sectional view corresponding to the cross-sectional view taken along the line AA of FIG. 1). The liquid scattering prevention cover 1 shown in FIG. 9 is configured so that the fifth support piece 33 is further provided on the outside of the first support piece 31 in the structure of the first engagement portion 3, and the fifth support piece 33 is provided. The seventh surface fastener band piece 57 is provided on the surface. That is, the first support piece 31 and the fifth support piece 33 are arranged to face each other. The fifth support piece 33 is preferably formed in the shape of a long sheet. Further, by attaching the fifth support piece 33 having a long sheet shape to a predetermined position by sewing or the like, the liquid scattering prevention cover 1 as shown in FIG. 9 is formed. Further, the third support piece 41 of the second engagement portion 4 is provided with the eighth hook-and-loop fastener band piece 58. The 7th surface fastener band piece 57 is arranged at a position facing the 5th surface fastener band piece 55, and the 8th surface fastener band piece 58 sandwiches the 3rd support piece 41 and the 3rd surface fastener band piece 53. It is arranged on the opposite side of. One side edge portion of the fifth support piece 33 along the longitudinal direction is connected to one side edge portion 2a of the sheet-shaped base portion 2, and the first support piece 31, the second support piece 32, and the fifth support piece 32 are connected to each other. The support pieces 33 are configured to be openable and closable with respect to the connecting portion with the sheet-shaped base portion 2. The length of the fifth support piece 33 in the longitudinal direction can be appropriately set, but it is preferably configured to be the same as the length of the sheet-shaped base 2 in the longitudinal direction, for example.

The liquid scattering prevention cover 1 shown in FIG. 9 has a fourth support piece 42 interposed between the first support piece 31 and the second support piece 32, and the first support piece 31 and the fifth support piece 31 and the fifth support piece 32 are interposed. A tubular body can be formed by surrounding the high-pressure hose Z with the third support piece 41 interposed between the support piece 33 and the support piece 33.

Further, the third support piece 42 is interposed between the first support piece 31 and the second support piece 32, and the third support piece 33 is between the first support piece 31 and the fifth support piece 33. In a state where 41 is interposed, each facing surface of the first support piece 31 and the fourth support piece 42, each facing surface of the second support piece 32 and the fourth support piece 42, the first support piece 31 and the third A pair of male and female hook-and-loop fastener strips that can be engaged with each other are provided on each facing surface with the support piece 41 and each facing surface with the third support piece 41 and the fifth support piece 33.

According to the liquid scattering prevention cover 1 according to FIG. 9 described above, the first surface fastener band piece 51 and the fourth surface fastener band piece 54 are overlapped and engaged with each other, the second surface fastener band piece 52 and the second surface fastener band piece 52. A state in which the 6-sided fastener band piece 56 is overlapped and interlocked, a state in which the 3rd surface fastener band piece 53 and the 5th surface fastener band piece 55 are overlapped and interlocked, the 7-sided fastener band piece 57 and the 7th surface Since the high-pressure hose Z can be surrounded and fixed while forming a state in which the eight-sided fastener band piece 58 overlaps and is engaged, it is five times stronger than the conventional cover 1 for preventing liquid scattering. This makes it possible to connect and fix the ends (side edges) of the liquid scattering prevention cover 1 to each other. As a result, even if the high-pressure liquid is scattered outside the high-pressure hose Z and a large force acts on the liquid scattering prevention cover 1, the connection points between the male and female hook-and-loop fastener strips in the liquid scattering prevention cover 1 are maintained. It is possible to more reliably prevent the liquid scattering prevention cover 1 from coming off from the high-pressure hose Z.

Further, when the liquid scattering prevention cover 1 according to FIG. 9 surrounds the high-pressure hose Z in the form shown in FIG. 7, the fifth support piece 33 to be arranged on the outermost side and the fifth support piece. Due to the presence of the 7th surface fastener band piece 57 and the 8th surface fastener band piece 58 possessed by 33, the engagement portion between the 3rd surface fastener band piece 53 and the 5th surface fastener band piece 55, the 1st surface fastener band piece Sand, dust, water, etc. from the outside with respect to the engagement portion between the 51 and the fourth surface fastener band piece 54 and the engagement portion between the second surface fastener band piece 52 and the sixth surface fastener band piece 56. Since it is configured to further prevent the ingress of sunlight and the like, the first surface fastener band piece 51, the second surface fastener band piece 52, the third surface fastener band piece 53, the fourth surface fastener band piece 54, The structure is such that deterioration of the fifth-side fastener band piece 55 and the sixth-side fastener band piece 56 can be effectively suppressed, and the ends (side edges) of the sheet-like base 2 are connected and fixed. The strength to be used can be maintained for a long period of time.

Here, each of the above-mentioned hook-and-loop fastener strips can be arranged on the surface of the first support piece 31, the second support piece 32, etc. by sewing, but a sheet-shaped welded sheet or the like can be arranged on the surface of the first support piece 31 or It is preferable to dispose each surface fastener band piece on each support piece by interposing it between the second support piece 32 and the like and heat-welding it. By fixing the fastener strips on each side to a predetermined position by heat welding in this way, for example, when the liquid scattering prevention cover 1 is cut to a predetermined length, the threads are effectively frayed. Can be prevented.

1 Cover for preventing liquid scattering 2 Sheet-shaped base 25 One side edge portion in the sheet-shaped base 26 The other side edge portion in the sheet-shaped base 3 First engagement portion 31 First support piece 32 Second support piece 4 Second engagement Wearing part 41 3rd support piece 42 4th support piece 51 1st surface fastener band piece 52 2nd surface fastener band piece 53 3rd surface fastener band piece 54 4th surface fastener band piece 55 5th surface fastener band piece 56 6th Hook and loop strip Z high pressure hose

Claims (6)

A cover for preventing liquid scattering that covers the surface of high-pressure hoses.
A long sheet-like base that can cover the surface of the high-pressure hose,
A first engaging portion provided on one side edge portion along the longitudinal direction of the sheet-shaped base portion, and a first engaging portion.
It is provided with a second fastening portion provided on the other side edge portion along the longitudinal direction of the sheet-shaped base portion.
The first engaging portion includes a first support piece and a second support piece extending outside the sheet-like base portion.
The first support piece and the second support piece are each formed in a long sheet shape.
One side edge portion of the first support piece and the second support piece along the longitudinal direction is connected to the one side edge portion of the sheet-like base portion.
The first support piece and the second support piece are arranged so as to face each other, and are configured to be openable and closable with a connecting portion with the sheet-shaped base as an axis.
A first surface fastener band piece and a second surface fastener band piece are provided on the surfaces of the first support piece and the second support piece facing each other, respectively.
The second fastening portion includes a third surface fastener band piece and a fourth surface fastener band piece provided on the front surface and the back surface of the sheet-like base portion along the other side edge portion along the longitudinal direction. Obi,
The first surface fastener band piece and the third surface fastener band piece are overlapped and engaged, and the second surface fastener band piece and the fourth surface fastener band piece are overlapped and engaged. A cover for preventing liquid scattering, which is characterized by forming a cylinder by surrounding a high-pressure hose in this state. The cover for preventing liquid scattering according to claim 1, wherein the lengths of the first support piece and the second support piece in the longitudinal direction are the same as the lengths of the sheet-like base in the longitudinal direction. The longitudinal lengths of the first surface fastener strip, the second surface fastener strip, the third surface fastener strip, and the fourth surface fastener strip are the longitudinal lengths of the sheet-like base. The liquid scattering prevention cover according to claim 1 or 2, which is configured to be substantially the same as the above. A cover for preventing liquid scattering that covers the surface of high-pressure hoses.
A long sheet-like base that can cover the surface of the high-pressure hose,
A first engaging portion provided on one side edge portion along the longitudinal direction of the sheet-shaped base portion, and a first engaging portion.
It is provided with a second fastening portion provided on the other side edge portion along the longitudinal direction of the sheet-shaped base portion.
The first engaging portion includes a first support piece and a second support piece extending outside the sheet-like base portion.
The second engaging portion includes a third support piece and a fourth support piece extending outside the sheet-like base portion.
The first support piece and the second support piece are each formed in a long sheet shape.
The third support piece and the fourth support piece are each formed in a long sheet shape.
One side edge portion of the first support piece and the second support piece along the longitudinal direction is connected to the one side edge portion of the sheet-like base portion.
One side edge portion of the third support piece and the fourth support piece along the longitudinal direction is connected to the other side edge portion of the sheet-like base portion.
The first support piece and the second support piece are arranged so as to face each other, and are configured to be openable and closable with a connection portion with the sheet-like base as an axis.
The third support piece and the fourth support piece are arranged so as to face each other, and are configured to be openable and closable with a connecting portion with the sheet-shaped base as an axis.
The first support piece is placed between the third support piece and the fourth support piece while the fourth support piece is interposed between the first support piece and the second support piece. It is possible to form a cylinder by surrounding the high-pressure hose in the intervening state.
Each of the facing surfaces of the first support piece and the fourth support piece, each of the facing surfaces of the second support piece and the fourth support piece, and each of the first support piece and the third support piece. A cover for preventing liquid scattering, characterized in that a pair of male and female hook-and-loop fastener strips that can be engaged with each other are provided on the facing surfaces. A claim that the longitudinal lengths of the first support piece, the second support piece, the third support piece, and the fourth support piece are the same as the longitudinal length of the sheet-shaped base portion. The cover for preventing liquid scattering according to 4. The cover for preventing liquid scattering according to claim 4 or 5, wherein the length in the longitudinal direction of each pair of male and female hook-and-loop fastener strips is substantially the same as the length in the longitudinal direction of the sheet-shaped base.

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