CN208845918U - A kind of rubber lining pipe fitting flange port die pressing line with rubber - Google Patents

Abstract

The utility model discloses a kind of rubber lining pipe fitting flange port die pressing line with rubber, including straight tube, connecting screw hole, first line with rubber ring, line with rubber layer, rust-proof coating is provided on the straight tube, first flange is provided on the outside of the straight tube, the first flange side is provided with second flange, the connecting screw hole is provided in the first flange and the second flange, the first flange is provided with the first outside fillet welding close to the side of the second flange, the second flange is provided with the second outside fillet welding close to the side of the first flange, described straight tube one end is provided with the first inside fillet welding.Beneficial effect is: the utility model improves the being completely embedded property of first flange and straight tube and line with rubber layer by the first line with rubber ring; the being completely embedded property of second flange and straight tube and line with rubber layer is improved by the second line with rubber ring; better protection can be formed to pipeline; the bearing capacity for improving junction improves the wear-resisting property of line with rubber by wear-resistant protective layer.

Description

A kind of rubber lining pipe fitting flange port die pressing line with rubber

Technical field

The utility model relates to line with rubber fields, more particularly to a kind of rubber lining pipe fitting flange port die pressing line with rubber.

Background technique

Natural gas, coal gas, liquefied gas, chemical industry smelt and the engineering systems such as generation environment-friendly in convey various corrosivity, non- Rubber lined pipe is generally required on the pipeline of corrosive fluid medium to be conveyed, due to pipeline when production and transport length It is limited, it is therefore desirable to still need on flange by the connection that flange carries out pipeline in order to improve the leakproofness between pipeline Carry out line with rubber processing.

But existing pipeline, when carrying out line with rubber, the junction of especially tangible pipeline and flange is using directly lining Glue, and using capping the line with rubber on flange boss is suppressed, be easy so that the line with rubber of the junction of pipeline and flange it is curved Diameter is inconsistent by half, and the bearing capacity of junction is weak, and in addition for line with rubber since material is rubber, the wearability of line with rubber is poor.

Utility model content

The purpose of this utility model is that solve the above-mentioned problems and provides a kind of rubber lining pipe fitting flange port mould Platen press line with rubber, the utility model can form better protection to pipeline, improve the bearing capacity of junction.

The utility model achieves the above object through the following technical schemes:

A kind of rubber lining pipe fitting flange port die pressing line with rubber, including straight tube, connecting screw hole, the first line with rubber ring, line with rubber layer, It is provided with rust-proof coating on the straight tube, is provided with first flange on the outside of the straight tube, the first flange side is provided with the The connecting screw hole is provided in two flanges, the first flange and the second flange, the first flange is close to described The side of two flanges is provided with the first outside fillet welding, and the second flange is provided with outside second close to the side of the first flange Portion's fillet welding, described straight tube one end are provided with the first inside fillet welding, and the straight tube other end is provided with the second inside fillet welding, and described One inside fillet welding is provided with the first line with rubber ring far from the side of the straight tube, and second inside fillet welding is far from the straight tube Side be provided with the second line with rubber ring, the straight tube is internally provided with the line with rubber layer, the line with rubber layer and the second flange Bonding, enables the line with rubber layer to be closely joined together with the second flange, the first line with rubber ring includes line with rubber right angle Circle and groove, are provided with the groove on line with rubber right angle circle, and the line with rubber layer includes bottom line with rubber, first adhesive, the Two adhesives, middle part line with rubber, third adhesive, internal line with rubber, wear-resistant protective layer, the bottom line with rubber is close to the one of the straight tube Side is provided with the first adhesive, and the bottom line with rubber is provided with the second adhesive, institute far from the side of the straight tube It states second adhesive and the side of the bottom line with rubber is provided with the middle part line with rubber, the middle part line with rubber is far from described second The side of adhesive is provided with the third adhesive, and side setting of the third adhesive far from the middle part line with rubber is Internal line with rubber is stated, the internal line with rubber is provided with the wear-resistant protective layer far from the side of the third adhesive.

So set, improving the first flange and the straight tube and the line with rubber layer by the first line with rubber ring Being completely embedded property improves the second flange and the straight tube by the second line with rubber ring and the connection of the line with rubber layer is tight Close property can form better protection to pipeline, improve the bearing capacity of junction, be improved by the wear-resistant protective layer The wear-resisting property of line with rubber.

In above structure, the first flange and the second flange are welded with the straight tube, to the straight tube Inner wall, the first line with rubber ring, the second line with rubber ring, the first flange and the second flange carry out blasting treatment, make The straight tube inner wall, the first line with rubber ring surface, the second line with rubber ring surface, the first flange surface and described second The roughness of flange surface becomes larger, and the metal surface for carrying out line with rubber is being needed to coat the first adhesive, using roller by institute It states bottom line with rubber to be fixed, coats the second adhesive inside the bottom line with rubber, using roller by the middle gasket Glue is fixed, and the third adhesive is coated inside the middle part line with rubber, is consolidated the internal line with rubber using roller It is fixed, then the wear-resistant protective layer is fixed by viscose glue, finally by the first adhesive by the first flange Outside and the outside of the second flange are fixed with the line with rubber layer, pass through capping and the first flange and described second Flange is attached, and the equipment connected is carried out vulcanizing treatment.

Further, the first flange and the straight tube welding, so set, making the first flange and the straight tube It can be tightly secured together, increase the reliability of connection；The second flange is so set together with the straight tube welding It sets, the second flange and the straight tube can be fixed, make to connect relatively reliable, facilitate the straight tube and transported Work, equipment work are more stable.

Further, the line with rubber layer is Nian Jie with the straight tube, so set, enabling the line with rubber layer and the straight tube It is tightly fastened；The first line with rubber ring and the first flange are welded, so set, making the first line with rubber ring and described first Flange can be tightly secured together, and increase the reliability connected between the first flange and the line with rubber layer.

Further, the second line with rubber ring welds together with the second flange, so set, can be by described Two line with rubber rings are fixed with the second flange, make to connect relatively reliable.

Further, the bottom line with rubber is connect with the straight tube by the first adhesive, so set, improving The stability that the bottom line with rubber is connect with the straight tube；The bottom line with rubber and the first line with rubber ring are viscous by described first Mixture connection, so set, the bottom line with rubber is enable closely to connect with the first line with rubber ring.

Further, the middle part line with rubber is connect with the bottom line with rubber by the second adhesive, so set, will The middle part line with rubber links together with the bottom line with rubber, improves the reliability of connection；The internal line with rubber and it is described in Portion's line with rubber is connected by the third adhesive, so set, the internal line with rubber is fixed with the middle part line with rubber, is made It connects relatively reliable, increases the thickness of the line with rubber layer, improve the safety coefficient that equipment uses.

Further, the internal line with rubber is Nian Jie with the third adhesive, so set, making the internal line with rubber and institute Stating third adhesive can be tightly fastened.

Compared with prior art, the beneficial effects of the utility model are as follows:

1, the being completely embedded property that first flange and straight tube and line with rubber layer are improved by the first line with rubber ring, passes through the second line with rubber Ring improves the being completely embedded property of second flange and straight tube and line with rubber layer, and better protection, the company of improving can be formed to pipeline Connect the bearing capacity at place；

2, the wear-resisting property of line with rubber is improved by wear-resistant protective layer.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only Some embodiments of the utility model, for those of ordinary skill in the art, in the premise of not making the creative labor property Under, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is a kind of schematic diagram of internal structure of rubber lining pipe fitting flange port die pressing line with rubber described in the utility model；

Fig. 2 is a kind of main view of rubber lining pipe fitting flange port die pressing line with rubber described in the utility model；

Fig. 3 is the structure of the first line with rubber ring in a kind of rubber lining pipe fitting flange port die pressing line with rubber described in the utility model Schematic diagram；

Fig. 4 is the line with rubber in a kind of rubber lining pipe fitting flange port die pressing line with rubber described in the utility model at first flange Schematic diagram of internal structure.

The reference numerals are as follows:

1, rust-proof coating；2, connecting screw hole；3, the first inside fillet welding；4, the first outside fillet welding；5, the second outside fillet welding；6, Second inside fillet welding；7, the first line with rubber ring；8, first flange；9, line with rubber layer；10, straight tube；11, second flange；12, the second line with rubber Ring；13, line with rubber right angle circle；14, groove；15, wear-resistant protective layer；16, internal line with rubber；17, third adhesive；18, middle part line with rubber； 19, bottom line with rubber；20, first adhesive；21, second adhesive.

Specific embodiment

In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower", The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand For limitations of the present invention.In addition, term " first ", " second " etc. are used for description purposes only, and should not be understood as indicating Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " etc. are defined as a result, Feature can explicitly or implicitly include one or more of the features.It is in the description of the present invention, unless another It is described, the meaning of " plurality " is two or more.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary, It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition State the concrete meaning of term in the present invention.

The utility model is described in further detail with reference to the accompanying drawing.

First embodiment:

As Figure 1-Figure 4, a kind of rubber lining pipe fitting flange port die pressing line with rubber, including straight tube 10, connecting screw hole 2, First line with rubber ring 7, line with rubber layer 9, are provided with rust-proof coating 1 on straight tube 10, and rust-proof coating 1 is arranged to antirust on the outside of straight tube 10 There is first flange 8, first flange 8 is to improve the compactness connecting between line with rubber layer 9 and first flange 8,8 side of first flange Face is provided with second flange 11, connecting screw hole 2 is provided in first flange 8 and second flange 11, first flange 8 is close to the second method Orchid 11 side be provided with the first outside fillet welding 4, the first outside fillet welding 4 straight tube 10 and first flange 8 to be welded together, Second flange 11 is provided with the second outside fillet welding 5 close to the side of first flange 8, the second outside fillet welding 5 to by straight tube 10 with Second flange 11 welds together, and 10 one end of straight tube is provided with the first inside fillet welding 3, and the first inside fillet welding 3 is to by straight tube 10 Weld together with first flange 8,10 other end of straight tube is provided with the second inside fillet welding 6, and the second inside fillet welding 6 is to by straight tube 10 weld together with second flange 11, and the first inside fillet welding 3 is provided with the first line with rubber ring 7 far from the side of straight tube 10, and first Line with rubber ring 7 is to improve the compactness connecting between line with rubber layer 9 and first flange 8, and the second inside fillet welding 6 is far from straight tube 10 Side is provided with the second line with rubber ring 12, and corrosion resistance of the second line with rubber ring 12 to improve straight tube 10 protects straight tube 10 Shield, straight tube 10 are internally provided with line with rubber layer 9, and corrosion resistance of the line with rubber layer 9 to improve straight tube 10 protects straight tube 10 Shield, the first line with rubber ring 7 include line with rubber right angle circle 13 and groove 14, are arranged fluted 14 on line with rubber right angle circle 13, line with rubber layer 9 includes It is bottom line with rubber 19, first adhesive 20, second adhesive 21, middle part line with rubber 18, third adhesive 17, internal line with rubber 16, wear-resisting Protective layer 15, bottom line with rubber 19 are provided with first adhesive 20 close to the side of straight tube 10, and first adhesive 20 is to by straight tube 10 and first flange 8 and bottom line with rubber 19 bond, bottom line with rubber 19 is provided with second adhesive 21 far from the side of straight tube 10, the Two adhesives 21 far from the side of bottom line with rubber 19 be provided with middle part line with rubber 18, middle part line with rubber 18 far from second adhesive 21 one Side is provided with third adhesive 17, and third adhesive 17 is provided with internal line with rubber 16, inside lining far from the side of middle part line with rubber 18 Glue 16 is provided with wear-resistant protective layer 15, wearability of the wear-resistant protective layer 15 to improve line with rubber far from the side of third adhesive 17 Energy.

Second embodiment:

The difference of second embodiment and first embodiment is: first flange 8 and straight tube 10 weld, second flange 11 and straight Pipe 10 welds together.

Specifically, first flange 8 and straight tube 10 weld, so set, first flange 8 is enable to be tightly fastened with straight tube 10 Together, the reliability of connection is increased；Second flange 11 welds together with straight tube 10, so set, can be by the second method Orchid 11 is fixed with straight tube 10, makes to connect relatively reliable, facilitates straight tube 10 and carries out transport, equipment works more steady It is fixed.

3rd embodiment:

The difference of 3rd embodiment and first embodiment is: middle part line with rubber 18 and bottom line with rubber 19 pass through second adhesive 21 connections, internal line with rubber 16 are connect with middle part line with rubber 18 by third adhesive 17.

Specifically, middle part line with rubber 18 is connect with bottom line with rubber 19 by second adhesive 21, so set, by middle part line with rubber 18 link together with bottom line with rubber 19, improve the reliability of connection；Internal line with rubber 16 is viscous by third with middle part line with rubber 18 Mixture 17 connects, so set, internal line with rubber 16 is fixed with middle part line with rubber 18, makes to connect relatively reliable, increases lining The thickness of glue-line 9 improves the safety coefficient that equipment uses.

Working principle: first flange 8 and second flange 11 are welded with straight tube 10, to 10 inner wall of straight tube, the first lining Rubber ring 7, the second line with rubber ring 12, first flange 8 and second flange 11 carry out blasting treatment, make 10 inner wall of straight tube, the first line with rubber ring 7 Surface, 11 surface of 12 surface of the second line with rubber ring, 8 surface of first flange and second flange roughness become larger, served as a contrast First adhesive 20 is coated in the metal surface of glue, and bottom line with rubber 19 is fixed using roller, applies inside bottom line with rubber 19 Middle part line with rubber 18 is fixed using roller, third adhesive 17 is coated inside middle part line with rubber 18 by upper second adhesive 21, Internal line with rubber 16 is fixed using roller, then wear-resistant protective layer 15 is fixed by viscose glue, it is viscous finally by first The outside of first flange 8 and the outside of second flange 11 are fixed mixture 20 with line with rubber layer 9, pass through capping and first flange 8 and second flange 11 be attached, by the equipment connected carry out vulcanizing treatment.

The basic principles and main features and advantage of the utility model have been shown and described above.The technical staff of the industry It should be appreciated that the present utility model is not limited to the above embodiments, the above embodiments and description only describe this The principle of utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model also has various change And improvement, these various changes and improvements fall within the scope of the claimed invention.

Claims (7)

1. a kind of rubber lining pipe fitting flange port die pressing line with rubber, it is characterised in that: including straight tube (10), connecting screw hole (2), One line with rubber ring (7), line with rubber layer (9) are provided with rust-proof coating (1) on the straight tube (10), are provided on the outside of the straight tube (10) First flange (8), first flange (8) side are provided with second flange (11), the first flange (8) and second method It is provided with the connecting screw hole (2) on blue (11), the first flange (8) is provided with close to the side of the second flange (11) First outside fillet welding (4), the second flange (11) are provided with the second outside fillet welding close to the side of the first flange (8) (5), described straight tube (10) one end is provided with the first inside fillet welding (3), and straight tube (10) other end is provided with the second inner corners It welds (6), first inside fillet welding (3) is provided with the first line with rubber ring (7) far from the side of the straight tube (10), and described the Two inside fillet welding (6) are provided with the second line with rubber ring (12), setting inside the straight tube (10) far from the side of the straight tube (10) There is the line with rubber layer (9), the line with rubber layer (9) is Nian Jie with the second flange (11), and the first line with rubber ring (7) includes line with rubber Right angle circle (13) and groove (14) are provided with the groove (14) on line with rubber right angle circle (13), and the line with rubber layer (9) includes Bottom line with rubber (19), first adhesive (20), second adhesive (21), middle part line with rubber (18), third adhesive (17), internal lining Glue (16), wear-resistant protective layer (15), the bottom line with rubber (19) are provided with described first close to the side of the straight tube (10) and glue Mixture (20), the bottom line with rubber (19) is provided with the second adhesive (21) far from the side of the straight tube (10), described Second adhesive (21) is provided with the middle part line with rubber (18), the middle part line with rubber far from the side of the bottom line with rubber (19) (18) side far from the second adhesive (21) is provided with the third adhesive (17), and the third adhesive (17) is remote Side from the middle part line with rubber (18) is provided with the internal line with rubber (16), and the internal line with rubber (16) is viscous far from the third The side of mixture (17) is provided with the wear-resistant protective layer (15).

2. a kind of rubber lining pipe fitting flange port die pressing line with rubber according to claim 1, it is characterised in that: described first Flange (8) and the straight tube (10) are welded, and the second flange (11) welds together with the straight tube (10).

3. a kind of rubber lining pipe fitting flange port die pressing line with rubber according to claim 1, it is characterised in that: the line with rubber Layer (9) is Nian Jie with the straight tube (10), and the first line with rubber ring (7) and the first flange (8) are welded.

4. a kind of rubber lining pipe fitting flange port die pressing line with rubber according to claim 1, it is characterised in that: described second Line with rubber ring (12) welds together with the second flange (11).

5. a kind of rubber lining pipe fitting flange port die pressing line with rubber according to claim 1, it is characterised in that: the bottom Line with rubber (19) is connect with the straight tube (10) by the first adhesive (20), the bottom line with rubber (19) and first lining Rubber ring (7) is connected by the first adhesive (20).

6. a kind of rubber lining pipe fitting flange port die pressing line with rubber according to claim 1, it is characterised in that: the middle part Line with rubber (18) is connect with the bottom line with rubber (19) by the second adhesive (21), the internal line with rubber (16) and it is described in Portion's line with rubber (18) is connected by the third adhesive (17).

7. a kind of rubber lining pipe fitting flange port die pressing line with rubber according to claim 1, it is characterised in that: the inside Line with rubber (16) is Nian Jie with third adhesive (17).