CN208982804U - Corrosion resistant metal hard tube - Google Patents

Abstract

The utility model discloses a kind of corrosion resistant metal hard tubes, including tube body, it is separately fixed at first fixed mechanism and the second fixed mechanism at tube body both ends, first fixed mechanism and the second fixed mechanism are cooperatively connected, the tube body includes steel plate layer, electroplated layer, paint layer, the surfaces externally and internally of the steel plate layer is plated with the electroplated layer, and the plating layer surface in outside is coated with paint layer.The utility model mode fixed by using the first fixed mechanism and the cooperation of the second fixed structure, screw-thread rust when avoiding being threadedly coupled, cause not easy to disassemble and leakage risk, two mechanisms are multi-sealed using gasket, sealing ring and O-ring, it ensure that the reliability of sealing, while convenient for safeguarding；Tube body uses weathering steel, and corrosion resistance is strong, while electroplating surface and being coated with organic-silicon heat-resisting paint, further enhances the corrosion resistance of tube body.

Description

Corrosion resistant metal hard tube

Technical field

The utility model relates to metallic hard Manifold technology field more particularly to a kind of corrosion resistant metal hard tubes.

Background technique

The hard tubes such as braking, clutch are the critical components transmitted in automotive system.In order to guarantee the safety requirements of vehicle, hard tube Must it is reliable, safe, durable, be hardly damaged.Due to its simple shape, often ignored by people, so in its production work It is not rigorous in skill and material, security risk is caused when often will lead to vehicle driving.Existing metallic hard pipe surface is oxidizable Corrode, connection is threadedly coupled using simple between hard tube, for a long time using will cause internal screw thread corrosion, increases oil leak risk.

Utility model content

The utility model is intended to solve at least some of the technical problems in related technologies.For this purpose, this reality It is to propose a kind of corrosion resistant metal hard tube, corrosion resistance and good, convenient for assembling, good seal performance with a novel purpose.

The technical solution of the utility model is:

A kind of corrosion resistant metal hard tube including tube body, is separately fixed at first fixed mechanism at tube body both ends and second solid Determine mechanism, first fixed mechanism and the second fixed mechanism are cooperatively connected, and the tube body includes steel plate layer, electroplated layer, paint layer, The surfaces externally and internally of the steel plate layer is plated with the electroplated layer, and the plating layer surface in outside is coated with paint layer.

Preferably, second fixed mechanism includes fixed cylinder, the fixed cylinder in bicylindrical cartridge type and middle part be provided with The through-hole that outer tube diameter matches, tube body is extended into the through-hole of fixed cylinder and is fixedly connected with fixed cylinder, and is opened in fixed cylinder Equipped with O-ring slot, it is provided on the outside of the O-ring slot about the symmetrical two threaded posts through-hole in the center of circle, the outside of the fixed cylinder Corresponding first fixed mechanism is equipped with gasket, and the inside of fixed cylinder corresponds to threaded post through-hole equipped with fixing screws.

Preferably, first fixed mechanism includes the concave fixed column to match with fixed cylinder, the concave fixed column Middle part is provided with the through-hole to match with tube body, and tube body extend into the through-hole of concave fixed column and is firmly connected with it, described The concave surface of concave fixed column is equipped with sealing ring, and concave fixed column corresponds to threaded post through-hole and is fixed with bolt fixed column, and bolt is solid The internal diameter of fixed column matches with fixing screws.

Preferably, the steel plate layer is weathering steel.

Preferably, the electroplated layer is copper oxide electroplated layer.

Preferably, the paint layer is organic-silicon heat-resisting paint.

It is in the utility model the utility model has the advantages that the side fixed by using the first fixed mechanism and the cooperation of the second fixed structure Formula, screw-thread rust when avoiding being threadedly coupled cause not easy to disassemble and leakage risk, and two mechanisms use gasket, sealing ring It is multi-sealed with O-ring, it ensure that the reliability of sealing, while convenient for safeguarding；Tube body uses weathering steel, corrosion resistance By force, while electroplating surface and it being coated with organic-silicon heat-resisting paint, further enhances the corrosion resistance of tube body.

Detailed description of the invention

Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:

Fig. 1 be the utility model proposes a kind of corrosion resistant metal hard tube structural schematic diagram；

Fig. 2 is the schematic diagram of the section structure of tube body；

Fig. 3 is the structural schematic diagram of the second fixed mechanism.

In figure: 1- tube body；The first fixed mechanism of 2-；The second fixed structure of 3-；4- fixed cylinder；5- gasket；6- fixes spiral shell Nail；7-O type ring recess；8- threaded post through-hole；9- sealing ring；10- bolt fixed column；11- steel plate layer；12- electroplated layer；13- paint layer.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.

Examples of the embodiments are shown in the accompanying drawings, and in which the same or similar labels are throughly indicated identical or classes As element or element with the same or similar functions.The embodiments described below with reference to the accompanying drawings are exemplary, purport It is being used to explain the utility model, and should not be understood as limiting the present invention.

In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " suitable The orientation or positional relationship of the instructions such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " is orientation based on the figure Or positional relationship, be merely for convenience of describing the present invention and simplifying the description, rather than the device of indication or suggestion meaning or Element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as the limit to the utility model System.

In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention, More than, unless otherwise specifically defined.

In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be Mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can basis Concrete condition understands the concrete meaning of above-mentioned term in the present invention.

Referring to Fig.1-3, a kind of corrosion resistant metal hard tube including tube body 1, is separately fixed at the first fixed of 1 both ends of tube body Mechanism 2 and the second fixed mechanism 3, first fixed mechanism 2 and the second fixed mechanism 3 are cooperatively connected, and the tube body 1 includes steel Plate layer 11, electroplated layer 12, paint layer 13, the surfaces externally and internally of the steel plate layer 11 are plated with the electroplated layer 12, outside it is described 12 surface of electroplated layer is coated with paint layer.

Second fixed mechanism 3 includes fixed cylinder 4, and the fixed cylinder 4 is in bicylindrical cartridge type (small one and large one two cylinder Shape) and middle part be provided with the through-hole to match with 1 outer diameter of tube body, tube body 1 extends into the through-hole of fixed cylinder 4 and solid with fixed cylinder 4 Fixed connection, and O-ring slot 7 is offered in fixed cylinder 4, it is equipped with O-ring in O-ring slot 7 and is sealed with enhancing, the O-ring slot 7 Outside is provided with about the symmetrical two threaded posts through-hole 8 in the center of circle, the outside (joint surface of small column) of the fixed cylinder 4 corresponding the One fixed mechanism 2 is equipped with gasket 5, and the corresponding threaded post through-hole 8 in inside (inside of big cylinder) of fixed cylinder 4 is equipped with fixed spiral shell Nail 6.

First fixed mechanism 2 includes the concave fixed column to match with fixed cylinder 4, is opened in the middle part of the concave fixed column There is the through-hole to match with tube body 1, and tube body 1 extend into the through-hole of concave fixed column and is firmly connected with it, the concave The concave surface of fixed column is equipped with sealing ring 9, and concave fixed column corresponds to threaded post through-hole 8 and is fixed with bolt fixed column 10, and bolt is solid The internal diameter of fixed column 10 matches with fixing screws 6.

The steel plate layer 12 is weathering steel.

The electroplated layer 12 is copper oxide electroplated layer.

The paint layer 13 is organic-silicon heat-resisting paint.

Embodiment or workflow: in use, O-ring is placed in O-ring slot 7, while gasket 5 and sealing After 9 placement of circle fixes, by the corresponding splicing of the second fixed structure 3 of the first fixed mechanism 2 and another tube body, by fixing screws 6 pass through threaded post through-hole 8, and connect with 10 screw threads for fastening of bolt fixed column, and tube body is connected.

In the present invention unless specifically defined or limited otherwise, fisrt feature is in the second feature " on " or " down " It can be that the first and second features directly contact or the first and second features are by intermediary mediate contact.Moreover, first is special Sign can be fisrt feature above the second feature " above ", " above " and " above " and be directly above or diagonally above the second feature, or only Indicate that first feature horizontal height is higher than second feature.Fisrt feature under the second feature " below ", " below " and " below " can be with It is that fisrt feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.

In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term Stating may not refer to the same embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be It can be combined in any suitable manner in any one or more embodiment or examples.

The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (6)

1. a kind of corrosion resistant metal hard tube, including tube body, it is separately fixed at first fixed mechanism at tube body both ends and second fixed Mechanism, it is characterised in that: first fixed mechanism and the second fixed mechanism are cooperatively connected, and the tube body includes steel plate layer, electricity Coating, paint layer, the surfaces externally and internally of the steel plate layer are plated with the electroplated layer, and the plating layer surface in outside is coated with paint Layer.

2. a kind of corrosion resistant metal hard tube according to claim 1, it is characterised in that: second fixed mechanism includes solid Safety barrel, the fixed cylinder are provided with the through-hole to match with outer tube diameter in bicylindrical cartridge type and middle part, and tube body extends into fixed cylinder Through-hole in and be fixedly connected with fixed cylinder, and O-ring slot is offered in fixed cylinder, be provided on the outside of the O-ring slot about The symmetrical two threaded posts through-hole in the center of circle, corresponding first fixed mechanism in the outside of the fixed cylinder are equipped with gasket, and fixed cylinder Inside corresponds to threaded post through-hole equipped with fixing screws.

3. a kind of corrosion resistant metal hard tube according to claim 2, it is characterised in that: first fixed mechanism include with The concave fixed column that fixed cylinder matches, the concave fixed column middle part is provided with the through-hole to match with tube body, and tube body protrudes into It in the through-hole of concave fixed column and is firmly connected with it, the concave surface of the concave fixed column is equipped with sealing ring, and concave is fixed Column corresponds to threaded post through-hole and is fixed with bolt fixed column, and internal diameter and the fixing screws of bolt fixed column match.

4. a kind of corrosion resistant metal hard tube according to claim 1, it is characterised in that: the steel plate layer is weathering steel.

5. a kind of corrosion resistant metal hard tube according to claim 1, it is characterised in that: the electroplated layer is copper oxide plating Layer.

6. a kind of corrosion resistant metal hard tube according to claim 1, it is characterised in that: the paint layer is that organosilicon is heat-resisting Paint.