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CN207178981U - A kind of connector being connected for steel-plastic composite pressure pipe with valve - Google Patents

A kind of connector being connected for steel-plastic composite pressure pipe with valve Download PDF

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Publication number
CN207178981U
CN207178981U CN201721243683.9U CN201721243683U CN207178981U CN 207178981 U CN207178981 U CN 207178981U CN 201721243683 U CN201721243683 U CN 201721243683U CN 207178981 U CN207178981 U CN 207178981U
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China
Prior art keywords
valve
steel
pressure pipe
plastic composite
composite pressure
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Active
Application number
CN201721243683.9U
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Chinese (zh)
Inventor
李铁良
张红斌
车蕾
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Xinxing Ductile Iron Pipes Co Ltd
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Xinxing Ductile Iron Pipes Co Ltd
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Priority to CN201721243683.9U priority Critical patent/CN207178981U/en
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Abstract

The utility model provides a kind of connector being connected for steel-plastic composite pressure pipe with valve, it is related to steel-plastic composite pressure pipe interconnection technique field, including abuts with flared end lateral surface and end compressing member bolted with valve, one end abut with the medial surface of flared end and the end contact of the other end and valve coordinates interconnecting piece, the first seal being arranged between interconnecting piece and flared end and the second seal being arranged between interconnecting piece and valve.The utility model is simple in construction, the compressing member abutted by using the outer surface of the flared end with steel-plastic composite pressure pipe and the interconnecting piece collective effect being arranged in body, realize combining closely between steel-plastic composite pressure pipe and valve, the connector has tightness, the characteristics of high voltage performance is strong, it is easy to operate in actual connection procedure, occupy little space, there are extensive promotional value and good economic results in society.

Description

A kind of connector being connected for steel-plastic composite pressure pipe with valve
Technical field
Steel-plastic composite pressure pipe interconnection technique field is the utility model is related to, more particularly to one kind is used for steel plastic compount pressure Manage the connector being connected with valve.
Background technology
Steel-plastic composite pressure pipe industry is a kind of new industry just to have grown up recent years, because this kind of body is Integrate metal tube and the novel tube of plastic tube advantage, there is low bearing capacity height, price, good corrosion resistance, line expansion The features such as coefficient is small, so be widely used in industry and sphere of life, secondary especially in applied to life plus During pressure supplies water, body compressive resistance is 2.0-2.5 MPas.
When being attached between steel-plastic composite pressure pipe pipeline, it is impossible to using logical with flange-interface or close nipple Be directly connected to valve, it is necessary to using steel-plastic composite pressure pipe special pipe fitting carry out transition connection, add valve setting into This, and be difficult to set in the less position in space and install, the installation difficulty of valve is added, and steel-plastic composite pressure pipe makes at present Special connecting pipe part, price general charged is higher and body with other forms is not general, and applicability is poor.
Utility model content
The utility model provides a kind of connector being connected for steel-plastic composite pressure pipe with valve, it is intended to solves existing skill It is high that the special connecting valve cost that uses is connected in art between steel-plastic composite pressure pipe, the problem of poor universality.
In order to solve the above technical problems, technical solution adopted in the utility model is:One kind is used for steel plastic compount pressure Manage the connector that is connected with valve, for connecting valve and the flared end of steel-plastic composite pressure pipe, including with outside the flared end Side abuts and end compressing member bolted with the valve, one end is abutted with the medial surface of the flared end and the other end The interconnecting piece coordinated with the end contact of valve, the first seal being arranged between the interconnecting piece and the flared end And it is arranged at the second seal between the interconnecting piece and the valve.
As further optimization, compressing member include being used for the circular cone sleeve abutted with the lateral surface of the flared end and with The bolted connecting plate in end face of the valve, the inwall of the circular cone sleeve is provided with to be set around the circular cone sleeve axis Sawtooth.
As further optimization, sawtooth is provided with some circles along the direction parallel to the steel-plastic composite pressure pipe axis.
As further optimization, sawtooth tilts towards the side of the valve.
It is consistent with the medial surface taper of the flared end as further optimization, the lateral surface of interconnecting piece.
It is consistent with the internal diameter of the body of the steel-plastic composite pressure pipe as further optimization, the internal diameter of interconnecting piece.
As further optimization, interconnecting piece include the fit on portion being engaged with the flared end medial surface and with The end auxiliary section that the end contact of the valve coordinates, the external diameter of the end auxiliary section are more than outside the maximum in the fit on portion Footpath, the fit on portion are provided with the first seal groove for being used for placing first seal, and the end auxiliary section, which is provided with, to be used to put Put the second seal groove of second seal.
As further optimization, flared end include the conical section being connected with the body of steel-plastic composite pressure pipe and with institute State the connected flat segments of conical section, the compressing member with after the valve bolt connection, the flat segments and the end of the valve Gap is provided between face.
As further optimization, first seal is side seal O-shaped rubber ring.
As further optimization, second seal is end sealing O-shaped rubber ring.
It is using beneficial effect caused by above-mentioned technical proposal:The utility model is simple in construction, reduces pipe fitting peace The setting of node is filled, improves the global reliability of pipe-line system, by using the outer of the flared end with steel-plastic composite pressure pipe The compressing member of surface abutting and the interconnecting piece collective effect being arranged in body, are realized and steel-plastic composite pressure pipe and valve Between combine closely, the connector has the characteristics of tightness, high voltage performance is strong, is arranged at the sealing at interconnecting piece both ends Part can effectively ensure that the sealing in connection procedure, while also reduce bolted requirement, and the device is multiple in steel modeling It is small that difficulty is connected in the connection of combined pressure solenoid and valve, is occupied little space, there is extensive promotional value and good society's warp Ji benefit.
Brief description of the drawings
, below will be to embodiment or prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model The required accompanying drawing used is briefly described in description, it should be apparent that, drawings in the following description are only that this practicality is new Some embodiments of type, for those of ordinary skill in the art, without having to pay creative labor, can be with Other accompanying drawings are obtained according to these accompanying drawings.
When Fig. 1 is a kind of use of connector being connected for steel-plastic composite pressure pipe with valve of the utility model embodiment Structural representation.
Fig. 2 is the cross section structure diagram of compressing member in the utility model embodiment Fig. 1.
Fig. 3 is the cross section structure diagram of steel-plastic composite pressure pipe in the utility model embodiment Fig. 1.
Fig. 4 is the cross section structure diagram of interconnecting piece in the utility model embodiment Fig. 1.
In figure:100th, compressing member;110th, circular cone sleeve;111st, sawtooth;120th, connecting plate;200th, interconnecting piece;210th, it is outer Auxiliary section;220th, auxiliary section is held;310th, first seal;320th, second seal;400th, steel-plastic composite pressure pipe;410th, circle Bore section;420th, flat segments;500th, valve.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining The utility model, it is not used to limit the utility model.
It should be noted that when element is referred to as " being fixed on " or " being arranged at " another element, it can be directly another On one element or it is connected on another element.When an element is known as " being connected to " another element, it can To be directly to another element or be indirectly connected on another element.
It is to be appreciated that term " length ", " width ", " on ", " under ", "front", "rear", "left", "right", " vertical ", The orientation or position relationship of the instruction such as " level ", " top ", " bottom " " interior ", " outer " are to be closed based on orientation shown in the drawings or position System, it is for only for ease of and describes the utility model and simplified description, rather than the device or element of instruction or hint meaning is necessary With specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or Implicitly include one or more this feature.In description of the present utility model, " multiple " are meant that two or two More than, unless otherwise specifically defined.
Also referring to Fig. 1 to Fig. 4, now it is used for what steel-plastic composite pressure pipe was connected with valve to provided by the utility model Connector illustrates.The connector being connected for steel-plastic composite pressure pipe with valve, is moulded for connecting valve 500 and steel The flared end of composite pressure pipe 400, including abutted with the flared end lateral surface and end and the valve 500 are bolted The interior connection that compressing member 100, one end abut with the medial surface of the flared end and the end contact of the other end and valve 500 coordinates Part 200, the first seal 310 being arranged between the interconnecting piece 200 and the flared end and it is arranged at the interior company Second seal 320 between fitting 200 and the valve 500.Steel-plastic composite pressure pipe 400 includes body and positioned at body two The flared end at end, flared end are used to be connected with valve, and work is abutted by that can be formed with the lateral surface of steel-plastic composite pressure pipe 400 With and the setting of compressing member 100 that can be connected by screw bolts with valve 500, realize steel-plastic composite pressure pipe 400 and valve Effective connection between 500, compressing member 100 have good anti-pulling-and-doffing performance energy during being attached with valve 500, Can effective boudoir connection function.
The connector provided by the utility model being connected for steel-plastic composite pressure pipe with valve, compared with prior art, The utility model is simple in construction, the compressing member that is abutted by using the outer surface of the flared end with steel-plastic composite pressure pipe and sets The interconnecting piece collective effect being placed in body, realize combining closely between steel-plastic composite pressure pipe and valve, the connection Part has the characteristics of tightness, high voltage performance is strong, easy to operate in actual connection procedure, occupies little space, and has extensive Promotional value and good economic results in society.
As further optimization, also referring to Fig. 1 to Fig. 2, it is used for steel plastic compount as provided by the utility model A kind of embodiment for the connector that pressure pipe is connected with valve, compressing member 100 are included for outer with the flared end The circular cone sleeve 110 that side abuts and the bolted connecting plate 120 in end face with the valve 500, the circular cone sleeve 110 Inwall be provided with around the axis of circular cone sleeve 110 set sawtooth 111.Compressing member 100 includes and steel-plastic composite pressure pipe 400 connected circular cone sleeve 110 and the connecting plate 120 being connected with valve 500, set in the medial surface of circular cone sleeve 110 Sawtooth 111 significantly enhance the anti-drawing strength of connector, ensure that the reliability of installation.
As further optimization, also referring to Fig. 1 to Fig. 2, it is used for steel plastic compount as provided by the utility model A kind of embodiment for the connector that pressure pipe is connected with valve, sawtooth 111 is along parallel to the steel-plastic composite pressure pipe The direction of 400 axis is provided with some circles.The lopping in a circumferential direction of sawtooth 111 is set, and can provide resistance to plucking de- power from multiple spot, Avoid the abjection of steel-plastic composite pressure pipe 400 in connection procedure.
As further optimization, also referring to Fig. 1 to Fig. 2, it is used for steel plastic compount as provided by the utility model A kind of embodiment for the connector that pressure pipe is connected with valve, sawtooth 111 tilt towards the side of the valve 500. The angle of sawtooth 111 in the provisioning process should be in opposite direction with the pulling capacity extended to both sides, the inclining in sawtooth 111 It should select to tilt on the outside of flared end in the selection of tilted direction, be easy to more effectively resist pull-out force.
As further optimization, also referring to Fig. 1 and Fig. 4, it is used for steel plastic compount as provided by the utility model A kind of embodiment for the connector that pressure pipe is connected with valve, the lateral surface of interconnecting piece 200 and the flared end Medial surface taper is consistent.Interconnecting piece 200 is arranged at the inside of flared end, and to be formed therebetween it is good be engaged, So should keep consistent with the medial surface taper of flared end in the setting of the taper of interconnecting piece 200, can just play good Contact action.
As further optimization, also referring to Fig. 1 and Fig. 4, it is used for steel plastic compount as provided by the utility model A kind of embodiment for the connector that pressure pipe is connected with valve, the internal diameter of interconnecting piece 200 and the steel plastic compount pressure The internal diameter of the body of solenoid 400 is consistent.The internal diameter of interconnecting piece 200 is also used for the conveying of fluid, in order to ensure fluid conveying Stability, so its internal diameter should be consistent with the internal diameter of the body of steel-plastic composite pressure pipe 400.
As further optimization, also referring to Fig. 1 and Fig. 4, it is used for steel plastic compount as provided by the utility model A kind of embodiment for the connector that pressure pipe is connected with valve, interconnecting piece 200 include and the flared end medial surface The fit on portion 210 being engaged and the end auxiliary section 220 with the end contact cooperation of the valve 500, the end auxiliary section 220 external diameter is more than the maximum outside diameter in the fit on portion 210, and the fit on portion 210, which is provided with, to be used to place the first sealing First seal groove of part 310, the end auxiliary section 220 are provided with the second seal groove for being used for placing second seal 320.Steel is moulded Composite pressure pipe 400 during being attached, be required to end carry out enlarging, and then ensure later stage trandfer fluid when manage Footpath is consistent, and then ensures that the flow of conveying is certain, ensures the stable state of supply, while first seal 310 is realization and steel The sealing connected between plastic composite pressure pipe 400, second seal 320 realize the sealing connected between valve 500.
As further optimization, also referring to Fig. 1 and Fig. 3, it is used for steel plastic compount as provided by the utility model A kind of embodiment for the connector that pressure pipe is connected with valve, flared end include the pipe with steel-plastic composite pressure pipe 400 The conical section 410 of body phase company and the flat segments 420 being connected with the conical section 410, the compressing member 100 and the valve After 500 bolt connections, gap is provided between the flat segments 420 and the end face of the valve 500.Flat segments 420 and valve 500 End face between gap can be when compressing member 100 and valve 500 be attached, between conical section 410 and interconnecting piece 200 There is certain displacement degree, be easy to be further ensured that the reliability contacted between conical section 410 and interconnecting piece 200, realize good Connection effect.
As further optimization, as the company provided by the utility model being connected for steel-plastic composite pressure pipe with valve A kind of embodiment of fitting, first seal 310 are side seal O-shaped rubber ring.Side seal O-shaped rubber ring circumference to The part that outside has certain taper to two carries out good sealing.
As further optimization, as the company provided by the utility model being connected for steel-plastic composite pressure pipe with valve A kind of embodiment of fitting, second seal 320 are end sealing O-shaped rubber ring.End sealing O-shaped rubber ring with circumference to The form of the end face seal of sealing ring seals to connecting portion, can play good end face seal effect.
Application method:
As shown in figure 1, when carrying out the connection of steel-plastic composite pressure pipe 400 and valve 500, first by 100 sets of compressing member On the lateral surface of flared end, sawtooth 111 and the lateral surface of flared end inside compressing member 100 are in close contact, and are played resistance to plucking and are taken off Effect, then inserts interconnecting piece 200 in the flared end of steel-plastic composite pressure pipe 500, makes the of the lateral surface of fit on portion 210 The inner surface of one seal 310 and steel-plastic composite pressure pipe 500 forms good sealing, and valve 500 and end auxiliary section 220 are entered Row docking, makes second seal 320 and the end face of valve 500 form good sealing.Using bolt by connecting plate 120 and valve 500 fastenings, then form even closer connection function between sawtooth 111 and steel-plastic composite pressure pipe 400, embodies good resist Pull-off performance, realize effective connection between steel-plastic composite pressure pipe 400 and valve 500.
The utility model is simple in construction, reduces the setting of pipe fitting installation node, improves the overall reliable of pipe-line system Property, the compressing member abutted by using the outer surface of the flared end with steel-plastic composite pressure pipe and connects in being arranged in body Fitting collective effect, combining closely between steel-plastic composite pressure pipe and valve is realized, the connector has tightness, resistance to height The characteristics of pressing performance strong, the seal for being arranged at interconnecting piece both ends can effectively ensure that sealing in connection procedure, together When also reduce bolted requirement, it is small that the device connects difficulty in the connection of steel-plastic composite pressure pipe and valve, takes Space is small, has extensive promotional value and good economic results in society.
Preferred embodiment of the present utility model is these are only, it is all in this practicality not to limit the utility model All any modification, equivalent and improvement made within new spirit and principle etc., should be included in guarantor of the present utility model Within the scope of shield.

Claims (10)

  1. A kind of 1. connector being connected for steel-plastic composite pressure pipe with valve, for connecting valve(500)With steel plastic compount pressure Solenoid(400)Flared end, it is characterised in that:Including being abutted with the flared end lateral surface and end and the valve(500) Bolted compressing member(100), one end is abutted with the medial surface of the flared end and the other end and valve(500)End face connect Touch the interconnecting piece coordinated(200), be arranged at the interconnecting piece(200)First seal between the flared end (310)And it is arranged at the interconnecting piece(200)With the valve(500)Between second seal(320).
  2. A kind of 2. connector being connected for steel-plastic composite pressure pipe with valve according to claim 1, it is characterised in that: The compressing member(100)Including the circular cone sleeve for being abutted with the lateral surface of the flared end(110)With with the valve (500)The bolted connecting plate in end face(120), the circular cone sleeve(110)Inwall be provided with surround the circular cone sleeve (110)The sawtooth that axis is set(111).
  3. A kind of 3. connector being connected for steel-plastic composite pressure pipe with valve according to claim 2, it is characterised in that: The sawtooth(111)Along parallel to the steel-plastic composite pressure pipe(400)The direction of axis is provided with some circles.
  4. A kind of 4. connector being connected for steel-plastic composite pressure pipe with valve according to claim 3, it is characterised in that: The sawtooth(111)Towards the valve(500)Side tilt.
  5. A kind of 5. connector being connected for steel-plastic composite pressure pipe with valve according to claim 1, it is characterised in that: The interconnecting piece(200)Lateral surface it is consistent with the medial surface taper of the flared end.
  6. A kind of 6. connector being connected for steel-plastic composite pressure pipe with valve according to claim 1, it is characterised in that: The interconnecting piece(200)Internal diameter and the steel-plastic composite pressure pipe(400)Body internal diameter it is consistent.
  7. A kind of 7. connector being connected for steel-plastic composite pressure pipe with valve according to claim 1, it is characterised in that: The interconnecting piece(200)Including the fit on portion being engaged with the flared end medial surface(210)With with the valve (500)End contact coordinate end auxiliary section(220), the end auxiliary section(220)External diameter be more than the fit on portion (210)Maximum outside diameter, the fit on portion(210)It is provided with and is used to place first seal(310)The first seal groove, institute State end auxiliary section(220)It is provided with and is used to place second seal(320)The second seal groove.
  8. A kind of 8. connector being connected for steel-plastic composite pressure pipe with valve according to claim 6, it is characterised in that: The flared end includes the conical section being connected with the body(410)And with the conical section(410)Connected flat segments (420), the compressing member(100)With the valve(500)After bolt connection, the flat segments(420)With the valve(500) End face between be provided with gap.
  9. A kind of 9. connector being connected for steel-plastic composite pressure pipe with valve according to claim 1, it is characterised in that: The first seal(310)For side seal O-shaped rubber ring.
  10. 10. a kind of connector being connected for steel-plastic composite pressure pipe with valve according to claim 1, its feature exist In:The second seal(320)O-shaped rubber ring is sealed for end.
CN201721243683.9U 2017-09-26 2017-09-26 A kind of connector being connected for steel-plastic composite pressure pipe with valve Active CN207178981U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721243683.9U CN207178981U (en) 2017-09-26 2017-09-26 A kind of connector being connected for steel-plastic composite pressure pipe with valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721243683.9U CN207178981U (en) 2017-09-26 2017-09-26 A kind of connector being connected for steel-plastic composite pressure pipe with valve

Publications (1)

Publication Number Publication Date
CN207178981U true CN207178981U (en) 2018-04-03

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721243683.9U Active CN207178981U (en) 2017-09-26 2017-09-26 A kind of connector being connected for steel-plastic composite pressure pipe with valve

Country Status (1)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107504295A (en) * 2017-09-26 2017-12-22 新兴铸管股份有限公司 A kind of connector being connected for steel-plastic composite pressure pipe with valve
CN112728178A (en) * 2020-12-29 2021-04-30 河北鑫星调压器有限公司 Gas pressure regulator with good air tightness

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107504295A (en) * 2017-09-26 2017-12-22 新兴铸管股份有限公司 A kind of connector being connected for steel-plastic composite pressure pipe with valve
CN112728178A (en) * 2020-12-29 2021-04-30 河北鑫星调压器有限公司 Gas pressure regulator with good air tightness
CN112728178B (en) * 2020-12-29 2022-06-10 河北鑫星燃气设备股份有限公司 Gas pressure regulator with good air tightness

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