CN203743715U - Blockage and pressure testing device of plastic water feeding pipeline - Google Patents

Blockage and pressure testing device of plastic water feeding pipeline Download PDF

Info

Publication number
CN203743715U
CN203743715U CN201420039575.XU CN201420039575U CN203743715U CN 203743715 U CN203743715 U CN 203743715U CN 201420039575 U CN201420039575 U CN 201420039575U CN 203743715 U CN203743715 U CN 203743715U
Authority
CN
China
Prior art keywords
pressure testing
pipe
blind plate
plastic water
water supply
Prior art date
Application number
CN201420039575.XU
Other languages
Chinese (zh)
Inventor
周光斌
石磊
杨长江
李征洋
汤远晏
赵登华
胡诗军
李军
刘维忠
于晖
刘鸣
李俭鸿
彭东
Original Assignee
重庆工业设备安装集团有限公司
重庆建工集团股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 重庆工业设备安装集团有限公司, 重庆建工集团股份有限公司 filed Critical 重庆工业设备安装集团有限公司
Priority to CN201420039575.XU priority Critical patent/CN203743715U/en
Application granted granted Critical
Publication of CN203743715U publication Critical patent/CN203743715U/en

Links

Abstract

The utility model discloses a blockage and pressure testing device of a plastic water feeding pipeline. The device comprises a fastening tenon piece, a force application flange and a pipe end blockage device, wherein a pressure testing pipe fitting is fixedly sleeved with the fastening tenon piece, the pressure testing pipe fitting is sleeved with the force application flange which is arranged on the side, away from the end of the pressure testing pipe fitting, of the fastening tenon piece, and the pipe end blockage device is used for blocking the end of the pressure testing pipe fitting and comprises a stress blind plate. A pipe end blockage structure for blocking the pressure testing pipe fitting is arranged on the stress blind plate, and a force application bolt for compressing and fixing the pipe end blockage structure at the end of the pressure testing pipe fitting is arranged between the stress blind plate and the force application flange. Due to the arrangement of the fastening tenon piece which is fixedly arranged on the pressure testing pipe fitting in a sleeved mode, the force application flange and the stress blind plate can be tensioned and fixed through the force application bolt, the pipe end blockage structure is provided for blocking the pressure of the end of the pressure testing pipe fitting, and finally blockage of the end of the pressure testing pipe fitting is achieved. According to the blockage and pressure testing device of the plastic water feeding pipeline, after pipeline pressure testing is completed, a user only needs to dismount all mechanical components, and material waste is avoided.

Description

Plastic water supply pipe road shutoff pressure testing device

Technical field

The utility model belongs to mechanical frock technical field, is specifically related to a kind of plastic water supply pipe road shutoff pressure testing device, is mainly used in blocking pipe end in the time that pipeline pressure test is worked.

Background technique

Before pipeline pressure test work, all need the end of pipeline to carry out shutoff, in the prior art, pipe end shutoff when plastic pipe pressure testing all adopts the necessary supporting with this plastic pipe and flange to carry out shutoff, between necessary and plastic pipe, generally adopt melting to be connected or bonding mode connects, after pipeline pressure test, because the pipeline section of welding and bonding pipeline section all cannot utilize again, therefore need necessary and flange to carry out restorative excision, cause and in work pressure test, produce a large amount of waste of material.

Summary of the invention

In view of this, the purpose of this utility model is to provide a kind of plastic water supply pipe road shutoff pressure testing device, and this plastic water supply pipe road shutoff pressure testing device not only can meet the requirement of the pipe end shutoff of pipeline pressure test work, and can not produce waste of material.

For achieving the above object, the utility model provides following technological scheme:

A kind of plastic water supply pipe road shutoff pressure testing device, comprise the fastening tenon part that is fixedly set on pressure testing pipe, be sleeved on described pressure testing pipe and be positioned at described fastening tenon part away from the afterburning flange of pressure testing pipe end one side with for the pipe end blocking device of shutoff pressure testing pipe end, described pipe end blocking device comprises stressed blind plate, described stressed blind plate is provided with the pipe end plugging structure for shutoff pressure testing pipe, and is provided with the afterburning bolt for described pipe end plugging structure being pressed abd fixed on to pressure testing pipe end between described stressed blind plate and described afterburning flange.

Further, described pipe end plugging structure comprises and is fixedly installed on the interior expansion mould coordinating on described stressed blind plate and with pressure testing pipe endoporus, and the periphery wall of described interior expansion mould is provided with for the sealing gasket of shutoff pressure testing pipe end and sealing waterline.

Further, the outer circumferential face of described interior expansion mould is that external diameter is along the diminishing conical surface of the direction away from described stressed blind plate.

Further, described stressed blind plate is provided with and communicates with pressure testing pipe and for the connecting tube of water filling or sluicing, described connecting tube is provided with valve.

Further, described connecting tube is near the inwall setting of pressure testing pipe.

Further, the outer circumferential face of described fastening tenon part is the diminishing conical surface of direction that points to described afterburning flange along described stressed blind plate.

Further, described afterburning flange is provided with for being sleeved on the central through bore on pressure testing pipe, and the inwall of described central through bore is the conical surface equating with outer circumferential face cooperation and the tapering of described fastening tenon part.

Further, the split of described fastening tenon part is set at least two lobe tenon part unit, is provided with bolt connecting base described in adjacent two lobes between tenon part unit.

Further, described afterburning bolt annular is uniform is set at least three.

The beneficial effects of the utility model are:

Plastic water supply pipe of the present utility model road shutoff pressure testing device, be fixedly set in the fastening tenon part on pressure testing pipe by setting, utilize afterburning bolt afterburning flange and stressed blind plate can be strained and fixed, and the pressure of pipe end plugging structure shutoff pressure testing pipe end is provided, finally realize the shutoff of pressure testing pipe end; Adopt plastic water supply pipe of the present utility model road shutoff pressure testing device, after pipeline pressure test completes, only each mechanical part need be pulled down, can not cause waste of material.

Brief description of the drawings

In order to make the purpose of this utility model, technological scheme and beneficial effect clearer, the utility model provides following accompanying drawing to describe:

Fig. 1 is the utility model plastic water supply pipe road shutoff pressure testing device embodiment's structural representation;

Fig. 2 is the structural representation of fastening tenon part;

Fig. 3 is the structural representation of pipe end blocking device.

Embodiment

Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail.

As shown in Figure 1, be the utility model plastic water supply pipe road shutoff pressure testing device embodiment's structural representation.The plastic water supply pipe road shutoff pressure testing device of the present embodiment, comprises the fastening tenon part 2 that is fixedly set on pressure testing pipe 1, is sleeved on pressure testing pipe 1 and is positioned at fastening tenon part 2 away from the afterburning flange 3 of pressure testing pipe 1 end one side with for the pipe end blocking device of shutoff pressure testing pipe 1 end.Pipe end blocking device comprises stressed blind plate 4, and stressed blind plate 4 is provided with the pipe end plugging structure for shutoff pressure testing pipe 1, and between stressed blind plate 4 and afterburning flange 3, is provided with the afterburning bolt 5 for pipe end plugging structure being pressed abd fixed on to pressure testing pipe 1 end.Preferably, annular is uniform is set at least three for afterburning bolt 5, and the afterburning bolt 5 of the present embodiment is set to 4, by annular is uniform multiple afterburning bolts 5 is set, and can make stressed blind plate 4 and afterburning flange 3 uniform stresseds.

The plastic water supply pipe road shutoff pressure testing device of the present embodiment, be fixedly set in the fastening tenon part 2 on pressure testing pipe 1 by setting, utilize afterburning bolt 5 afterburning flange 3 and stressed blind plate 4 can be strained and fixed, and the pressure of pipe end plugging structure shutoff pressure testing pipe end is provided, finally realize the shutoff of pressure testing pipe end; Adopt the plastic water supply pipe road shutoff pressure testing device of the present embodiment, after pipeline pressure test completes, only each mechanical part need be pulled down, can not cause waste of material.

Further, the pipe end plugging structure of the present embodiment comprises and is fixedly installed on the interior expansion mould 6 coordinating on stressed blind plate 4 and with pressure testing pipe 1 endoporus, and the periphery wall of interior expansion mould 6 is provided with for the sealing gasket 7 of shutoff pressure testing pipe end and sealing waterline.By interior expansion mould 6 is set, in the time that stressed blind plate 4 is subject to the pulling force of afterburning bolt 5, stressed blind plate 4 presses to interior expansion mould 6 end of pressure testing pipe 1, the periphery wall that utilization is arranged on interior expansion mould 6 is provided with for the sealing gasket 7 of shutoff pressure testing pipe end and sealing waterline, end that can airtight shutoff pressure testing pipe 1.Preferably, the outer circumferential face of interior expansion mould 6 be external diameter along the diminishing conical surface of the direction away from stressed blind plate 4, by adopting the interior expansion mould 6 of this structure, in utilizing, expand can suitably the swell port of pressure testing pipe 1 of mould 6, increase seal-off pressure, improve plugging effect.The stressed blind plate 4 of the present embodiment is provided with and communicates with pressure testing pipe 1 and for the connecting tube 8 of water filling or sluicing, connecting tube 8 is provided with valve 9, and connecting tube 8 is near the inwall setting of pressure testing pipe 1, when installation, connecting tube 8 is positioned at the upper top side of pressure testing pipe 1 and the side of going to the bottom, can easy to exhaust and discharge water.

Certainly, pipe end plugging structure also can adopt other structures to realize, and as can be directly on stressed blind plate 4, sealing gasket be set, can realize the plug at end part of pressure testing pipe 1, and its principle is suitable, is not repeated.

Further, the outer circumferential face of fastening tenon part 2 is the diminishing conical surface of direction that points to afterburning flange 3 along stressed blind plate 4, afterburning flange 3 is provided with for being sleeved on the central through bore on pressure testing pipe 1, the inwall of central through bore is the conical surface equating with outer circumferential face cooperation and the tapering of fastening tenon part 2, adopt fastening tenon part 2 and the afterburning flange 3 of this structure, in the time tightening afterburning bolt 5, afterburning flange 3 is subject to the pressure that presses to fastening tenon part 2 that afterburning bolt 5 applies, pass through tapered face fit structure, not only can limit afterburning flange 3 moves along the axial direction of pressure testing pipe 1, and afterburning flange 3 can also be pressed abd fixed on fastening tenon part 2 on pressure testing pipe 1, prevent that fastening tenon part 2 is loosening.Preferably, fastening tenon part 2 splits are set at least two lobe tenon part unit 2a, between adjacent two lobe tenon part unit 2a, are provided with bolt connecting base 10, are set at least two lobes by fastening tenon part 2 splits, can be convenient for assembly, the fastening tenon part 2 of the present embodiment is set to two lobes.

Finally explanation is, above preferred embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is described in detail by above preferred embodiment, but those skilled in the art are to be understood that, can make various changes to it in the form and details, and not depart from the utility model claims limited range.

Claims (9)

1. a plastic water supply pipe road shutoff pressure testing device, it is characterized in that: comprise the fastening tenon part being fixedly set on pressure testing pipe, be sleeved on described pressure testing pipe and be positioned at described fastening tenon part away from the afterburning flange of pressure testing pipe end one side with for the pipe end blocking device of shutoff pressure testing pipe end, described pipe end blocking device comprises stressed blind plate, described stressed blind plate is provided with the pipe end plugging structure for shutoff pressure testing pipe, and between described stressed blind plate and described afterburning flange, be provided with the afterburning bolt for described pipe end plugging structure being pressed abd fixed on to pressure testing pipe end.
2. plastic water supply pipe according to claim 1 road shutoff pressure testing device, it is characterized in that: described pipe end plugging structure comprises and be fixedly installed on the interior expansion mould coordinating on described stressed blind plate and with pressure testing pipe endoporus, the periphery wall of described interior expansion mould is provided with for the sealing gasket of shutoff pressure testing pipe end and sealing waterline.
3. plastic water supply pipe according to claim 2 road shutoff pressure testing device, is characterized in that: the outer circumferential face of described interior expansion mould is that external diameter is along the diminishing conical surface of the direction away from described stressed blind plate.
4. plastic water supply pipe according to claim 3 road shutoff pressure testing device, is characterized in that: described stressed blind plate is provided with and communicates with pressure testing pipe and for the connecting tube of water filling or sluicing, described connecting tube is provided with valve.
5. plastic water supply pipe according to claim 4 road shutoff pressure testing device, is characterized in that: described connecting tube is near the inwall setting of pressure testing pipe.
6. plastic water supply pipe according to claim 1 road shutoff pressure testing device, is characterized in that: the outer circumferential face of described fastening tenon part is the diminishing conical surface of direction that points to described afterburning flange along described stressed blind plate.
7. plastic water supply pipe according to claim 6 road shutoff pressure testing device, it is characterized in that: described afterburning flange is provided with for being sleeved on the central through bore on pressure testing pipe, the inwall of described central through bore is the conical surface equating with outer circumferential face cooperation and the tapering of described fastening tenon part.
8. according to the plastic water supply pipe road shutoff pressure testing device described in claim 6 or 7, it is characterized in that: the split of described fastening tenon part is set at least two lobe tenon part unit, between tenon part unit, be provided with bolt connecting base described in adjacent two lobes.
9. plastic water supply pipe according to claim 1 road shutoff pressure testing device, is characterized in that: described afterburning bolt annular is uniform is set at least three.
CN201420039575.XU 2014-01-22 2014-01-22 Blockage and pressure testing device of plastic water feeding pipeline CN203743715U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420039575.XU CN203743715U (en) 2014-01-22 2014-01-22 Blockage and pressure testing device of plastic water feeding pipeline

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420039575.XU CN203743715U (en) 2014-01-22 2014-01-22 Blockage and pressure testing device of plastic water feeding pipeline

Publications (1)

Publication Number Publication Date
CN203743715U true CN203743715U (en) 2014-07-30

Family

ID=51343516

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420039575.XU CN203743715U (en) 2014-01-22 2014-01-22 Blockage and pressure testing device of plastic water feeding pipeline

Country Status (1)

Country Link
CN (1) CN203743715U (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104498977A (en) * 2014-11-21 2015-04-08 中冶天工集团有限公司 Device and method for cleaning inner wall of pipeline
CN106153466A (en) * 2015-04-09 2016-11-23 中国二十冶集团有限公司 A kind of feedwater piping rapid pressure test method
CN106226007A (en) * 2016-08-02 2016-12-14 南京化工特种设备检验检测研究所 Pipe end pressure-detecting device
CN108088354A (en) * 2018-01-22 2018-05-29 江苏理工学院 A kind of measurer for detecting bend pipe space angle degree
CN108106793A (en) * 2017-12-07 2018-06-01 嵊州领航信息科技有限公司 A kind of pressure-detecting device of pipe end
CN109237193A (en) * 2018-10-24 2019-01-18 海洋石油工程(青岛)有限公司 The no-welding expanding blocking device of pressure test of snap ring-type
CN110966480A (en) * 2019-12-30 2020-04-07 武昌船舶重工集团有限公司 Sealing device

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104498977A (en) * 2014-11-21 2015-04-08 中冶天工集团有限公司 Device and method for cleaning inner wall of pipeline
CN106153466A (en) * 2015-04-09 2016-11-23 中国二十冶集团有限公司 A kind of feedwater piping rapid pressure test method
CN106226007A (en) * 2016-08-02 2016-12-14 南京化工特种设备检验检测研究所 Pipe end pressure-detecting device
CN108106793A (en) * 2017-12-07 2018-06-01 嵊州领航信息科技有限公司 A kind of pressure-detecting device of pipe end
CN108088354A (en) * 2018-01-22 2018-05-29 江苏理工学院 A kind of measurer for detecting bend pipe space angle degree
CN108088354B (en) * 2018-01-22 2020-05-05 江苏理工学院 Measuring tool for detecting space angle of bent pipe
CN109237193A (en) * 2018-10-24 2019-01-18 海洋石油工程(青岛)有限公司 The no-welding expanding blocking device of pressure test of snap ring-type
CN110966480A (en) * 2019-12-30 2020-04-07 武昌船舶重工集团有限公司 Sealing device

Similar Documents

Publication Publication Date Title
CN203784529U (en) Hose locking device
CN204019807U (en) Anti-slip mould
CN203907068U (en) Slot type flange
CN106090453A (en) A kind of variable-diameter corrugated pipe and forming method thereof
US8151378B2 (en) Pressure flushing device
CN204221474U (en) Thin-wall bearing ferrule cylindrical turning fixture
CN103954745B (en) A kind of terrestrial stress charger and using method thereof being applicable to slip casting model test
CN203251054U (en) Flexible flange-containing plugging member for cable pipe holes
CN204254089U (en) A kind of sealed type large-scale pipeline connecting head
CN201326869Y (en) Inflatable closure plug
CN203948828U (en) A kind of connection part of blanking channel
CN202629394U (en) Flange device provided with seal seam allowance
CN202452002U (en) Groove-type movable joint
CN202076759U (en) Improved elastic pipeline plugging piece
CN203834969U (en) Reinforced concrete anti-seep high-pressure grouting device
CN207455049U (en) A kind of portable repairs repairing leakage of pipeline device
CN201507759U (en) Quick pipeline leak processor
CN103645287B (en) A kind of device for carrying out laboratory slip casting test to test block
CN202141632U (en) Connecting device for pressuring of middle or low pressure plain-end steel tube
CN203756703U (en) Prestress large hydraulic locking nut device
CN206348104U (en) Fire hydrant hydraulic sealing test device
CN202056417U (en) Anti-skip anchor ear
CN203831341U (en) Seal ring assembling lead-in tool
CN201376314Y (en) Prefabricated part forming die
CN106229911B (en) A kind of cable channel plugging device

Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140730

Termination date: 20170122

CF01 Termination of patent right due to non-payment of annual fee