CN206860912U - One kind translation flap valve - Google Patents

Abstract

A kind of translation flap valve of disclosure, including base and door closure, base include plastics pipeline section, the coaxially connected iron pipe section above plastics pipeline section, and the coaxially connected annulus platform above iron pipe section；It is provided with iron pipe pars infrasegmentalis outer wall continuously around outer wall first V-groove of one week；The wall thickness of iron pipe section below the first V-groove is less than the wall thickness on iron pipe section top, and more than the wall thickness being provided with the first V-groove, to form outer wall mosaic block；Plastics pipeline section upper end is provided with inlays the first plastics mosaic block being connected with the first V-groove and outer wall mosaic block adaptation；Door closure is with annulus platform by being rotatably connected positioned at the connector of annulus edge of table；Using connector as midpoint, three the first latch hooks mutually latched with the right half of edge of door closure are provided with the right half of end face of annulus platform, the left half of outward flange of door closure is provided with two the second latch hooks mutually latched with the left half of edge of annulus platform.Above-mentioned translation flap valve is applicable to the operating mode of two-way water stop, and has saved cost, is not easy to get rusty.

Description

One kind translation flap valve

Technical field

The application is related to the sealing valve field in drainage and irrigation equipment, more particularly to a kind of translation flap valve.

Background technology

Flap valve is generally mounted to the tail end of drainage pipeline, and hoisting capacity comes from source pressure when common flap valve uses, and works as flap valve Then door-slapping cover is opened when interior hydraulic pressure is more than side hydraulic pressure outside flap valve, and on the contrary then door-slapping cover is closed.Common flap valve is spun upside down Formula, also there is side reversal type, be generally made up of base, the door-slapping cover being hinged on base, and seal, although being profit Opened and closed automatically with hydraulic pressure, but being applicable only to one-way water stop prevents from pouring in down a chimney, that is, when the hydraulic pressure outside flap valve During higher than in flap valve, door-slapping cover can prevent current ecto-entad stream, and when the hydraulic pressure in flap valve is higher than outside flap valve, flap valve is just It can be washed open by current, when needing to prevent the water in flap valve to outbound flow, that is, need to realize under the operating mode of two-way water stop, Common flap valve can not be applicable.

In addition, common flap valve generally cast iron materials, cost is of a relatively high, and due to being chronically at the water ring of complexity In border and air ambient, very easily it is corroded and gets rusty, the water capacity passed through from flap valve is easily polluted by iron rust.

Therefore, existing flap valve can not be applicable to that the operating mode of two-way water stop, cost be higher and easy rust corrosion, this It is those skilled in the art's urgent problem to be solved.

Utility model content

This application provides one kind to translate flap valve, to solve operating mode, the cost that existing flap valve can not be applied to two-way water stop It is higher and the problem of get rusty easily.

In a first aspect, this application provides one kind to include base and door closure, the base includes plastics pipeline section, coaxially connected Iron pipe section above the plastics pipeline section, and the coaxially connected annulus platform above the iron pipe section；The plastics pipeline section With the internal diameter and external diameter all same of the iron pipe section, it is provided with continuously around outer wall the first V of one week on the iron pipe pars infrasegmentalis outer wall Type groove；The wall thickness of iron pipe section below first V-groove is less than the wall thickness on the iron pipe section top, and is more than and is provided with institute The wall thickness at the first V-groove is stated, to form outer wall mosaic block；The plastics pipeline section upper end is provided with and first V-groove and institute State the first plastics mosaic block that outer wall mosaic block adaptation inlays connection；The internal diameter of the annulus platform and the internal diameter phase of the iron pipe section Together, external diameter is more than the external diameter of the iron pipe section；The diameter of the door closure is between the internal diameter and external diameter of the annulus platform, described For door closure with the annulus platform by being rotatably connected positioned at the connector of the annulus edge of table, the door closure can be around the company The axis rotation of fitting；Using the connector as midpoint, it is evenly arranged with upwards on the right half of end face of the annulus platform and institute State three the first latch hooks that the right half of edge of door closure mutually latches, the left half of outward flange of door closure be evenly arranged with downwards with it is described Two the second latch hooks that the left half of edge of annulus platform mutually latches；Handle is additionally provided with the door closure；The iron pipe section, the annulus The surface of platform and the door closure is coated with or sprayed antirust paint.

Using this implementation, the iron pipe using partly plastic pipeline section part instead of original full iron base, so as to save The cost of whole translation flap valve, and plastics pipeline section and the junction good seal performance of iron pipe section, attachment structure intensity are high；It is logical Cross and the first tapered end and the second latch hook are set, make to realize preferably sealing between door closure and base, so that translation flap valve is applied to The operating mode of two-way water stop；Plastics pipeline section, which will not be corroded, to get rusty, and iron pipe section, annulus platform and door closure surface are coated with antirust paint, from And the antirust ability of translation flap valve is improved on the whole.

With reference in a first aspect, in first aspect in the first possible implementation, opened on the iron pipe pars infrasegmentalis inwall There are symmetrical with outer wall the second V-groove and inwall mosaic block；The plastics pipeline section upper end is additionally provided with and second V-groove and institute State the second plastics mosaic block that inwall mosaic block adaptation inlays connection.Using this implementation, plastic tube can be further improved The sealing property and attachment structure intensity of section and iron connection between pipe sections, the thicker flap valve base of the pipeline wall thickness that is particularly suitable for use in.

With reference to first aspect or above-mentioned possible implementation, in second of possible implementation of first aspect, institute It is integrally formed to state iron pipe section, the annulus platform and first latch hook.Using this implementation, reduce procedure of processing, It is easy to large-scale production.

With reference to first aspect or above-mentioned possible implementation, in first aspect in the third possible implementation, institute It is integrally formed to state door closure and second latch hook.Using this implementation, reduce procedure of processing, be easy to scale metaplasia Production.

With reference to first aspect or above-mentioned possible implementation, in the 4th kind of possible implementation of first aspect, institute It is integrally formed to state plastics pipeline section and the first plastics mosaic block.Using this implementation, reduce procedure of processing, be easy to Large-scale production.

Brief description of the drawings

In order to illustrate more clearly of the technical scheme of the application, letter will be made to the required accompanying drawing used in embodiment below Singly introduce, it should be apparent that, for those of ordinary skills, without having to pay creative labor, Other accompanying drawings can also be obtained according to these accompanying drawings.

Fig. 1 is the dimensional structure diagram of one embodiment that the application translates flap valve；

Fig. 2 is that the application translates the structural representation of iron pipe section and one embodiment of annulus platform in flap valve；

Fig. 3 is the A-A sectional views of the one embodiment for the base that flap valve is translated in Fig. 1；

Fig. 4 is the A-A sectional views of another embodiment of the base that flap valve is translated in Fig. 1.

Description of reference numerals：Base 1；Plastics pipeline section 11；First plastics mosaic block 111；Second plastics mosaic block 112；Iron Pipeline section 12；First V-groove 121；Outer wall mosaic block 122；Second V-groove 123；Inwall mosaic block 124；Annulus platform 13；Connector 131；First latch hook 132；Door closure 2；Second latch hook 21；Handle 22.

Embodiment

In description of the present utility model, it is to be understood that unless otherwise clearly defined and limited, term " the One ", " second " etc. is only used for describing purpose, and it is not intended that instruction or imply relative importance or it is implicit indicate it is indicated Technical characteristic quantity.Thus, define " first ", the feature of " second " can express either implicitly include one or More this feature.

Term " on ", " under ", "front", "rear", "left", "right", " top ", " bottom ", " interior ", " outer ", " " center ", " vertical ", The orientation or position relationship of instructions such as " levels " are based on orientation shown in the drawings or position relationship, are for only for ease of description originally Apply for and simplify description, rather than the device or element of instruction or hint meaning there must be specific orientation, with specific side Position construction and operation, therefore it is not intended that limitation to the application.

In order that those skilled in the art more fully understand the utility model, below in conjunction with the accompanying drawings and it is embodied Mode is described in further detail to the application.

Fig. 1 to Fig. 3 is referred to, present embodiments providing one kind includes base 1 and door closure 2, and base 1 includes plastics pipeline section 11st, the coaxially connected iron pipe section 12 above plastics pipeline section 11, and the coaxially connected annulus platform 13 above iron pipe section 12；Modeling The internal diameter and external diameter all same of expects pipe section 11 and iron pipe section 12, it is provided with the bottom outer wall of iron pipe section 12 continuously around the of outer wall one week One V-groove 121；Wall thickness positioned at the iron pipe section 12 of the lower section of the first V-groove 121 is less than the wall thickness on the top of iron pipe section 12, and is more than The wall thickness being provided with the first V-groove 121, to form outer wall mosaic block 122；The upper end of plastics pipeline section 11 is provided with and the first V-groove 121 The the first plastics mosaic block 111 for inlaying connection is adapted to outer wall mosaic block 122；The internal diameter of annulus platform 13 and the internal diameter of iron pipe section 12 Identical, external diameter is more than the external diameter of iron pipe section 12；The diameter of door closure 2 is between the internal diameter and external diameter of annulus platform 13, door closure 2 and circle Land 13 is rotatably connected by the connector 131 positioned at the edge of annulus platform 13, and door closure 2 can revolve around the axis of connector 131 Turn；It is midpoint with connector 131, is evenly arranged with upwards on the right half of end face of annulus platform 13 and the right half of edge phase of door closure 2 Three the first latch hooks 132 of lock, the left half of outward flange of door closure 2 is evenly arranged with downwards mutually locks with the left half of edge of annulus platform 13 Two the second latch hooks 21 of button；Handle 22 is additionally provided with door closure 2；The surface of iron pipe section 12, annulus platform 13 and door closure 2 be coated with or Spray antirust paint.

Above-mentioned translation flap valve, the first V-groove 121 and outer wall mosaic block 122 are provided with iron pipe section 12, iron pipe section 12 is put In the mould for entering to prepare pipeline, then the injection of the plastics of thawing poured into a mould, after plastic hardening, with the junction of iron pipe section 12 Formed to be adapted to the first V-groove 121 and outer wall mosaic block 122 and inlay the first plastics mosaic block 111 being connected, and with iron pipe section 12 contact surface is in iron pipe section 12 and bonded, so as to which the two be connected and sealed.Because the first V-groove 121 and outer wall are inlayed The presence of block 122, the contact area of iron pipe section 12 and plastics pipeline section 11 is on the one hand added, improves bonding strength and sealing Property, while on the other hand, the first V-groove 121, outer wall mosaic block 122, and the first plastics mosaic block 111 being adapted to the two Between form snapping relation staggeredly so that iron pipe section 12 and plastics pipeline section 11 after connection are not easy in the presence of external force mutually Separation, also enhances bonding strength.Compared to conventional flap valve, the flap valve in the present embodiment uses the part of partly plastic pipeline section 11 Instead of the iron pipe of original full iron base, so as to save the cost of whole translation flap valve, large-scale production facility.

Above-mentioned translation flap valve is when mounted, solid by translation flap valve installation using the radial direction where connector 131 as horizontal direction Due to the tail end of drainpipe.In use, when flap valve is closed, upper surface and the door closure 2 of annulus platform 13 abut against, and forming face is close Envelope, the left half of edge of the second latch hook 21 and annulus platform 13 on door closure 2 mutually latch, the first latch hook 132 on annulus platform 13 and The right half of edge of door closure 2 mutually latches, so that whole sealing surface further be latched, make annulus platform 13 and door closure 2 it Between can seal well.When flap valve needs to open, pull handle, door closure 2 is set to be rotated around the place axis of connector 131, when When turning to certain angle, first latch hook 132 nearest from connector 131, because it latches the edge of door closure 2, highly it is higher than Door closure 2, door closure 2 can be preferably blocked, avoids it from being rotated further, avoid the passage of part current circulation blocked, while Door closure 2 is set to avoid, by streamy impact, influenceing the bonding strength with connector 131.Translation flap valve in the present embodiment, No matter inside and outside door closure 2 which face hydraulic pressure it is bigger, door closure 2 is closed by way of translation, it is possible to realize two-way water stop.

In addition, plastics pipeline section 11 will not get rusty, and iron pipe section 12, annulus platform 13 and the surface of door closure 2 be coated with or spray it is anti- Rust paint, thus whole translation flap valve can effective antirust, avoid the problem of existing flap valve easily produces iron rust polluted source.

Fig. 1, Fig. 2 and Fig. 4 are referred to, in another embodiment, is provided with the lower inner wall of iron pipe section 12 symmetrical with outer wall The second V-groove 123 and inwall mosaic block 124；The upper end of plastics pipeline section 11 is additionally provided with and the second V-groove 123 and inwall mosaic block 124 adaptations inlay the second plastics mosaic block 112 of connection.

In the present embodiment, by being opened up in iron pipe section 12 with the first V-groove 121 and inwall mosaic block 124 respectively symmetrically The second V-groove 123 and outer wall mosaic block 122, while adding the contact area of iron pipe section 12 and plastics pipeline section 11, iron pipe Both sides are disposed as snapping connection staggeredly inside and outside section 12, can further improve plastics pipeline section 11 and the junction of iron pipe section 12 Sealing property and attachment structure intensity, the thicker flap valve base of the pipeline wall thickness that is particularly suitable for use in.

In the 3rd embodiment, iron pipe section 12, the latch hook 132 of annulus platform 13 and first are integrally formed；Door closure 2 and Two latch hooks 21 are integrally formed；The plastics mosaic block 111 of plastics pipeline section 11 and first is integrally formed.Using in the embodiment Mode, it is possible to reduce procedure of processing, be easy to large-scale production.

In this specification between each embodiment identical similar part mutually referring to.Above-described practicality is new Type embodiment does not form the restriction to scope of protection of the utility model.

Claims (5)

1. one kind translation flap valve, including base (1) and door closure (2), it is characterised in that the base (1) includes plastics pipeline section (11), the coaxially connected iron pipe section (12) above the plastics pipeline section (11), and it is coaxially connected in the iron pipe section (12) The annulus platform (13) of top；

The plastics pipeline section (11) and the internal diameter and external diameter all same of the iron pipe section (12), iron pipe section (12) bottom outer wall On be provided with continuously around outer wall first V-groove (121) of one week；The wall thickness of iron pipe section below first V-groove (121) Less than the wall thickness on the iron pipe section top, and more than the wall thickness for being provided with the first V-groove (121) place, inlayed with forming outer wall Block (122)；Plastics pipeline section (11) upper end is provided with and is adapted to first V-groove (121) and the outer wall mosaic block (122) Inlay the first plastics mosaic block (111) of connection；

The internal diameter of the annulus platform (13) is identical with the internal diameter of the iron pipe section (12), and external diameter is more than the outer of the iron pipe section (12) Footpath；

The diameter of the door closure (2) is between the internal diameter and external diameter of the annulus platform (13), the door closure (2) and the annulus Platform (13) is rotatably connected by the connector (131) positioned at annulus platform (13) edge, and the door closure (2) can be around described The axis rotation of connector (131)；With the connector (131) for midpoint, on the right half of end face of the annulus platform (13) to On be evenly arranged with three the first latch hooks (132) mutually latched with the right half of edge of the door closure (2), the door closure (2) left half Side outward flange is evenly arranged with downwards two the second latch hooks (21) mutually latched with the left half of edge of annulus platform (13)；It is described Handle (22) is additionally provided with door closure (2)；

The surface of the iron pipe section (12), the annulus platform (13) and the door closure (2) is coated with or sprayed antirust paint.

2. translation flap valve as claimed in claim 1, it is characterised in that be provided with iron pipe section (12) lower inner wall and outer wall Symmetrical second V-groove (123) and inwall mosaic block (124)；Plastics pipeline section (11) upper end is additionally provided with and second V-type Groove (123) and the inwall mosaic block (124) adaptation inlay the second plastics mosaic block (112) of connection.

3. translation flap valve as claimed in claim 1, it is characterised in that the iron pipe section (12), the annulus platform (13) and institute It is integrally formed to state the first latch hook (132).

4. translation flap valve as claimed in claim 1, it is characterised in that the door closure (2) and second latch hook (21) are one Body formed.

5. translation flap valve as claimed in claim 1, it is characterised in that the plastics pipeline section (11) and first plastics are inlayed Block (111) is integrally formed.