CN216045932U - A scalable hose for hose industrial field - Google Patents

Abstract

The utility model discloses a telescopic hose used in the field of hose industry, which comprises an elastic support piece, a flexible elastic support piece and a flexible elastic support piece, wherein the elastic support piece can be used for conducting strong electricity; the hose wall is coated on the outer side of the supporting piece, and the hose can conduct strong current, can stretch back and forth and can turn at any angle through the arrangement of the structure, is simple in structure, larger in amount of gas liquid passing in unit time, smaller in occupied space, more convenient to use and lower in cost, and is beneficial to production, processing and popularization.

Description

A scalable hose for hose industrial field

Technical Field

The utility model belongs to the technical field of hose industry, and particularly relates to a telescopic hose used in the field of hose industry.

Background

In the telescopic pipe capable of being electrified in the prior art, a common steel wire or a copper-plated steel wire is generally wound in the telescopic hose to realize the electric conduction of the telescopic pipe; although the technical scheme can realize the electric conduction of the telescopic hose, the hose is provided with a lead and a support, and a plurality of wires are coated in the hose body; because the part of the coated wire can not be stretched, in order to reach a certain stretching ratio, a longer inner spiral folding layer needs to be arranged, so that the pipe wall is thicker; under the condition of the same outer diameter, the inner hole of the hose is relatively small, so that the gas-liquid flow is influenced, and the use efficiency of the hose is reduced to a certain extent; and because the body is heavier, both increased manufacturing cost, influence user experience again.

Disclosure of Invention

The utility model provides a telescopic hose which is simple in structure and large in gas-liquid flow and is used in the industrial field of hoses in order to overcome the defects of the prior art.

In order to achieve the purpose, the utility model adopts the following technical scheme: a flexible hose for hose industry field includes

The elastic supporting piece can be used for conducting strong electricity;

and the pipe wall is coated on the outer side of the supporting piece.

Through the setting of above-mentioned structure, make can directly utilize to have elastic support piece to support the pipe wall, can utilize support piece electrically conductive simultaneously, thereby make the hose that makes not only can the conduction forceful electric power, realize the supply of power, can also make the hose make a round trip to stretch and arbitrary angle turn to, hose structure is comparatively simple simultaneously, guarantee under the same circumstances of the external diameter of hose, the internal diameter is comparatively great, thereby make the gas liquid measure that passes through in the unit interval bigger, and the hose occupation space is less, it is more convenient to use, the cost is cheaper, do benefit to production and processing and popularization.

Further, support piece is including being the first wire that helical configuration set up and being the second wire that helical configuration set up, first wire and second wire mutually support and are the double helix structure setting.

Furthermore, the first lead comprises an inner core, a conductive layer arranged on the inner core and an insulating layer coated outside the conductive layer; through the arrangement of the structure, the conducting wire has the conducting capacity, and meanwhile, the electric leakage condition cannot occur.

Further, the inner core at least comprises the following components: carbon, manganese, sulfur, phosphorus, and silicon; through the arrangement of the structure, the inner core has enough rigidity and elasticity, and can be bent in any direction while stretching back and forth.

Further, the inner core comprises the following components in percentage by mass:

0.42 to 0.5 percent of carbon;

0.5 to 0.8 percent of manganese;

sulfur is less than or equal to 0.035%;

phosphorus is less than or equal to 0.035%;

0.17 to 0.37 percent of silicon;

through the setting of above-mentioned structure for the wire can support the radial direction that supports bellows, has sufficient elasticity and toughness again simultaneously, and simple structure, makes the bellows can be crooked towards arbitrary angle, need not to install other support piece or elastic component, and crooked more convenient laborsaving, more for practicing thrift the cost, the hose is more frivolous.

Further, the diameter of the inner core ranges from 0.935 mm to 0.965 mm; through the arrangement of the structure, the inner core has enough strength and enough elasticity, and the elasticity is moderate, so that the bending is more labor-saving.

Further, the thickness range of the conducting layer is 0.035-0.065 mm; through the setting of above-mentioned structure, when guaranteeing that the conducting layer has good electric conductivity, can not influence the elasticity of inner core again, when guaranteeing that the inner core can make a round trip to stretch out and draw back, can not damage the conducting layer.

Further, the content of copper in the conductive layer is more than or equal to 99.5 percent; through the arrangement of the structure, the lead has enough conductive performance, can better conduct strong electricity and is not easy to lose in transmission.

Further, the conducting layer is formed on the inner core by one or more of electroplating, cladding, hot casting, hot dipping or electroforming of copper metal material; the processing is more convenient and faster.

Further, the insulating layer is made of a rubber material.

Further, the pipe wall is formed by spirally winding and cladding PVC materials on the outer sides of the first conducting wire and the second conducting wire.

In conclusion, the hose can conduct strong electricity, can stretch back and forth and turn at any angle through the arrangement of the structure, is simple in structure, large in amount of air liquid passing through the hose in unit time, small in quality, convenient to use, low in cost and beneficial to production, processing and popularization.

Drawings

FIG. 1 is a schematic partial perspective view of the present invention in a stretched state;

FIG. 2 is a schematic view of the structure of the present invention in a partially expanded state;

FIG. 3 is an enlarged schematic view at A in FIG. 2;

fig. 4 is a partial sectional structural view in a contracted state according to the present invention.

Detailed Description

As shown in fig. 1 to 4, a flexible hose for the industrial field of hoses comprises a hose wall 3, a first wire 1 and a second wire 2, wherein the first wire 1 and the second wire 2 are both provided in a spiral structure and have elasticity, and are both installed in the hose wall 3 and are matched with each other to form a double-spiral structure to be installed, so that a double-spiral framework (i.e., a support member) is formed; the pipe wall 3 is formed by adopting an encapsulation process, specifically, PVC materials are made into adhesive tapes, then the adhesive tapes are spirally wound and coated on the outer sides of a first lead and a second lead which are arranged in a double-spiral structure along the spiral lines and the direction of a double-spiral framework, and adjacent adhesive tapes are at least partially overlapped with each other, so that the pipe wall 3 is formed; before the encapsulation process is carried out, a first lead 1 and a second lead 2 which are arranged in a double-spiral structure in a matched mode need to be stretched and unfolded, then an adhesive tape is wound and coated on the outer sides of the first lead and the second lead, and after the pipe wall is formed, the first lead and the second lead can be bonded with the adhesive tape forming the pipe wall, so that the pipe wall, the first lead and the second lead are mutually connected and fixed together; when the first lead and the second lead are not acted by external force any more, the first lead and the second lead can contract under the action of self elastic force, and the pipe wall between the first lead and the second lead can be folded to form a fold 31; the first lead 1, the second lead 2 and the pipe wall 3 are combined into a flexible hose;

further, when the hose of the present application is in a contracted state, the corrugated portion 31 is formed on the inner side of the tube wall 3, the two corrugated portions 31 on the left and right sides of the second conducting wire 2 abut against each other, and a gap 32 is left between the two corrugated portions 31 on the left and right sides of the first conducting wire 1.

Specifically, the first lead 1 comprises an insulating layer 11, a conductive layer 12 and an inner core 13, wherein the inner core 13 is a specially-made steel wire and has sufficient rigidity, so that the manufactured flexible hose has sufficient radial strength, is not easy to crush, and has sufficient elasticity and toughness, so that the flexible hose can be bent randomly while being capable of stretching back and forth, and is not easy to damage; the wire can achieve the conductive function of the wire, the telescopic hose can be supported to be not deformed, the hose can be bent at will, and the telescopic hose has the functions of excellent elasticity and the like, a spring or a supporting piece for supporting does not need to be additionally installed, the cost is saved, the occupied space of the manufactured telescopic hose is small, the telescopic hose is light and convenient, the problem that the spring or the supporting piece and the wire are installed together to cause mutual crowding and conflict is avoided, and the manufactured telescopic hose is bent easily and labor-saving; the diameter of the inner core is 0.935-0.965mm, preferably 0.957 mm; the conducting layer 12 is arranged outside the inner core 13, is made of copper materials, and can be attached to the inner core by adopting the modes of electroplating, cladding, hot casting/soaking, electroforming and the like, so that the copper content of the conducting layer is more than or equal to 99.5 percent, the thickness of the conducting layer is 0.035-0.065mm, and is preferably 0.043mm, and the conducting layer has excellent conducting performance and cannot influence the expansion and bending of the inner core; the insulating layer 11 is coated on the outer side of the conducting layer 12 and made of rubber materials, so that the insulating effect is achieved, meanwhile, the conducting wire is easily bonded with the pipe wall 3, the fixing is firmer, and the structural strength is higher; the second conductive line 2 has the same structure, material, etc. as the first conductive line 1.

Further, the steel wire used for manufacturing the inner core 13 contains other components and the mass percentage content of each component in addition to iron elements as shown in the following table:

the whole body (i.e. copper clad steel) formed by coating the conductive layer 12 outside the inner core 13 also has the following characteristics:

item	Unit of	Standard of merit
			Diameter of steel wire	mm	1.00+0.02/-0.02
Tensile strength	Mpa	1200-1300
			Resistance (RC)	Ω/m	≤0.10

Inner core 13 in this application is exactly through adjusting the mass percent content of carbon, manganese, sulphur, phosphorus, silicon in the steel wire, again outer cladding conducting layer 12 and insulating layer 11 of inner core, thereby make first wire 1 and second wire 2 in this application, make first wire and second wire not only can realize the conductive function that wire itself just had, still played and supported the expansion hose indeformable, and make the hose can be crooked wantonly, and have functions such as good elasticity, need not additionally to install spring or the support piece that is used for the support, more practice thrift the cost, and make the expansion hose quality that makes littleer, it is more light, avoided spring or support piece and wire to install together simultaneously and cause the problem of mutual crowding conflict, make the expansion hose crooked more light laborsaving that makes.

The applicant also carried out the following tests in tables 1, 2 and 3 to test the compliance of the product of the present application with the technical standards (in the tests, the product refers to the flexible hose of the present application; the comparative samples are similar products of the prior art):

table 1:

table 2:

table 3:

as can be seen from the tests in Table 3, the hose has sufficient expansion and contraction performance and the expansion length is not too large when the hose is hung naturally by setting the expansion and contraction ratio of the hose in the application to the standard that x is not less than 1:4 and is not more than 1:3.2, so that the hose is convenient to hang and store when not in use and saves space;

in addition, the relationship data of copper content, conductivity and strength of the whole body (i.e. copper clad steel) formed by the conductive layer 12 coated outside the inner core 13 in the present application is as follows through tests:

it is to be understood that the described embodiments are merely a few embodiments of the utility model, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Claims (5)

1. A flexible hose for hose industry field which characterized in that: comprises an elastic support member for transmitting strong electricity;

the pipe wall (3) is coated outside the supporting piece;

the supporting piece comprises a first lead (1) and a second lead (2), wherein the first lead (1) and the second lead (2) are arranged in a spiral structure, and the first lead (1) and the second lead (2) are matched with each other to form a double-spiral structure;

the first lead (1) comprises an inner core (13), a conductive layer (12) arranged on the inner core (13) and an insulating layer (11) coated outside the conductive layer (12);

the inner core has rigidity and elasticity.

2. The extensible hose for the hose industry field according to claim 1, wherein: the diameter range of the inner core (13) is 0.935-0.965 mm.

3. The extensible hose for the hose industry field according to claim 2, wherein: the thickness range of the conducting layer (12) is 0.035-0.065 mm.

4. The extensible hose for the hose industry field according to claim 3, wherein: the conductive layer (12) is formed from copper metal material on the core (13) by one or more of electroplating, cladding, hot casting, hot dipping or electroforming.

5. The extensible hose for the hose industry field according to claim 4, wherein: the insulating layer (11) is made of a rubber material.

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