CN204756295U - PCCP (prestressed concrete cylinder pipe) way accident processing apparatus - Google Patents

PCCP (prestressed concrete cylinder pipe) way accident processing apparatus Download PDF

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Publication number
CN204756295U
CN204756295U CN201520550455.0U CN201520550455U CN204756295U CN 204756295 U CN204756295 U CN 204756295U CN 201520550455 U CN201520550455 U CN 201520550455U CN 204756295 U CN204756295 U CN 204756295U
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China
Prior art keywords
pipe
pccp
accident treatment
socket
telescopic pipe
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Expired - Fee Related
Application number
CN201520550455.0U
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Chinese (zh)
Inventor
冯若愚
苏日升
李其光
鲍永青
费虹
芦永强
冯新权
王敬平
陈瑛
宋大维
宋振
朱昌举
穆国栋
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Individual
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Individual
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Priority to CN201520550455.0U priority Critical patent/CN204756295U/en
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Publication of CN204756295U publication Critical patent/CN204756295U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a PCCP (prestressed concrete cylinder pipe) way accident processing apparatus, including the crash handling pipe, crash handling pipe is the same with conventional PCCP (prestressed concrete cylinder pipe) structure, and crash handling pipe range degree is shorter than conventional PCCP (prestressed concrete cylinder pipe), and the both ends of crash handling pipe range degree are the bellmouth, and one end be with the socket assorted conventionality bellmouth of conventional PCCP (prestressed concrete cylinder pipe) one end, the other end be with expansion bend socket assorted expansion bend end bell. When PCCP needs more crash handling that tube replacement said, adopt the technical scheme of the utility model can handle fast simple.

Description

PCCP pipeline accident treatment device
Technical field
The utility model relates to a kind of pipe technology, especially a kind of PCCP pipeline accident treatment device.
Background technique
At present, PCCP pipeline at home and abroad gets a lot of applications all, its structure is outside concreting in steel cylinder, high-strength prestressed steel wire is wound around again at outer concrete layer, and protective layer is built in spray, there is investment low, easy for installation, the feature that service life is long, owing to adopting bell and spigot joint, make its speed of application very fast, but in use, once there is fracture in reinforcement wire, then make whole pipe reinforcement wire ineffective, produce booster, socket is accepted again because adopt, common Accident Handling Method is that the replacing one pipe joint period of the day from 11 p.m. to 1 a.m is waited, calculate according to drift angle simultaneously, employ several crane gear, carry out coordinated manipulation, lift the two several pipes in side, new pipe could be put into socket joint position, therefore, once there is accident, retube quite time-consuming and bothersome.
Chinese patent CN203082450U discloses a kind of PCCP engineering accident standby pipes, comprise body, described body one end is provided with socket steel ring, the other end of described body is provided with bellmouth steel loop, slip joint is provided with between described socket steel ring and described body, described slip joint is fixed on described body by screw rod and clamping bolt, and the socket steel ring end of described body is provided with rubber seal, and the bellmouth steel loop end of described body is provided with stiffening ring.
But the PCCP engineering accident standby pipes of this patent is designed to steel telescopic pipe because of its whole standby pipes, not only apparatus structure is complicated, and cost is high, and erection weight is large, and whole device is placed in soil, is vulnerable to underground water corrosion, causes new damage.
Model utility content
The purpose of this utility model is for overcoming above-mentioned the deficiencies in the prior art, provides a kind of PCCP pipeline accident treatment device, when PCCP needs to change the accident treatment of pipeline, and can simple process fast.
For achieving the above object, the utility model adopts following technical proposals:
A kind of PCCP pipeline accident treatment device, comprise accident treatment pipe, described accident treatment pipe constructs identical with conventional PCCP pipe, accident treatment length of tube is shorter than conventional PCCP pipe, and the two ends of accident treatment length of tube are bellmouth, and one end is the conventional bellmouth matched with the socket of conventional PCCP pipe one end, the other end is the expansion bend end bell matched with expansion bend socket;
Described expansion bend comprises the telescopic pipe that axial section is inverted T-shaped, telescopic pipe two ends are socket, and two sockets can extend in the expansion bend end bell of accident treatment pipe and the bellmouth of adjacent conventional PCCP pipe respectively, and on the outer tube wall of telescopic pipe two ends all cover have 1 or 2 rubber rings; Inverted T-shaped telescopic pipe External protrusions divides bolt hole, screw rod is connected with the flange chuck on described adjacent conventional PCCP pipe outer wall through this bolt hole, and be threaded onto on screw rod by nut, and when turn nut drives telescopic pipe to move to adjacent conventional PCCP pipe apart from time minimum, the flexible pipe end extending into the expansion bend end bell of accident treatment pipe is still in the expansion bend end bell of accident treatment pipe.
The length of described accident treatment pipe is shorter than the length of conventional PCCP pipeline 0.5 meter, and convenient being positioned over by accident treatment pipe damages pipe position, avoids adjacent normal conventional PCCP pipe of slinging, the damage of the normal conventional PCCP pipe prevented.
The socket at described telescopic pipe two ends and the socket consistent size of conventional PCCP pipe, be conveniently inserted in the expansion bend end bell of accident treatment pipe and the bellmouth of adjacent conventional PCCP pipe.
The axes normal of projection and telescopic pipe on described telescopic pipe outer wall, the flange chuck on convenient and adjacent conventional PCCP pipe outer wall aligns, and is convenient to connect.
On described telescopic pipe outer wall, projection is continuous print ring part.
On described telescopic pipe outer wall, projection is discontinuous and is in the some parts on same circumference, and these some parts are corresponding with the flange chuck on adjacent conventional PCCP pipe outer wall.Facilitate bolt to be connected with nut, be convenient to moving telescopic pipe.
The vertical socket near adjacent conventional PCCP pipe of described flange chuck, convenient stretching by telescopic pipe enters in the bellmouth of conventional PCCP pipe, plays and effectively connects effect.
Described flange chuck is auxiliary telescopic device, comprises the flange of the socket outside being enclosed within adjacent conventional PCCP pipe, and is installed on the steel fastener on flange, facilitate bolt to be connected with nut.
An installation method for PCCP pipeline accident treatment device, comprises the following steps:
1) the PCCP pipe cutting damaged is taken out;
2) according to the length that the PCCP pipe damaged stays, select the accident treatment pipe of appropriate length, install telescopic pipe and rubber ring;
3) by normal construction method by accident treatment pipe and telescopic pipe installation in position;
4) the normal PCCP tube faucet place mounting flange chuck closed on again, fixes steel fastener, and installs screw rod and nut, and the screw rod the other end is through the bolt mouth of projection on telescopic pipe outer wall;
5) then tightening nuts, pulls telescopic pipe, makes it dock in place with the normal PCCP tube faucet closed on;
6) auxiliary flange chuck screw rod and nut is laid down;
7) be wound around reinforcement wire, then concreting protective layer in telescopic pipe outside, after backfill, install.
The beneficial effects of the utility model are:
The beneficial effects of the utility model:
1, there is significant economic benefit.
The utility model only needs to process the pipe occurring accident, and the accident treatment time is short, can comparatively fast resume water supply, therefore, and remarkable in economical benefits.
2, the accident treatment time is short
The utility model installation Technology is simple, and all adopt Push-fit construction, therefore, the accident treatment time is shorter, comparatively fast can recover the water supply of pipeline.
3, accident treatment is taken up an area few, and construction equipment is few
The utility model only needs to excavate the pipe parts occurring accident, does not need to excavate out adjacent several sections of pipes, and therefore, accident settlement takes up an area less; And only need a lifting appliance, and common processing method, need at least three lifting appliances.
4, the impact on adjacent tube is decreased
The utility model only needs to process the pipe occurring accident, does not need, as usual processing method, to lift adjacent pipe, therefore, decreases the impact on adjacent pipe, avoids the secondary damage of adjacent pipe.
5, structure is simple, and flange chuck is auxiliary telescopic device, can reuse
The outlet structure of the utility model telescopic pipe is simple and practical, and flange chuck can be reused, saving construction cost.
6, stressed and outer Anticorrosion is solved
The utility model stretch socket in place after, namely complete installation, outer felt solves the stressed problem of high pressure pipe line around reinforcement wire, and external wrapping concrete layer efficiently solves the corrosion of underground water to structure.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model structural representation connected by expansion bend;
Fig. 3 is that expansion bend stretches the utility model structural representation put in place;
Fig. 4 is the utility model structural representation installed;
Wherein, 1. accident treatment pipe, 2. expansion bend end bell, 3. conventional bellmouth, 4. telescopic pipe, 5. rubber ring, 6. flange chuck, 7. screw rod, 8. reinforcement wire, 9. concrete.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Embodiment 1:
As Figure 1-Figure 4, PCCP pipeline accident treatment device, comprise accident treatment pipe 1, described accident treatment pipe 1 constructs identical with conventional PCCP pipe, accident treatment pipe 1 length is shorter than conventional PCCP pipe, and the two ends of accident treatment pipe 1 length are bellmouth, and one end is the conventional bellmouth 3 matched with the socket of conventional PCCP pipe one end, and the other end is the expansion bend end bell 2 matched with expansion bend socket;
Described expansion bend comprises the telescopic pipe 4 that axial section is inverted T-shaped, telescopic pipe 4 two ends are socket, and two sockets can extend in the expansion bend end bell 2 of accident treatment pipe 1 and the conventional bellmouth 3 of adjacent conventional PCCP pipe respectively, and on the outer tube wall of telescopic pipe 4 two ends all cover have 1 or 2 rubber rings 5; Inverted T-shaped telescopic pipe 4 External protrusions divides bolt hole, screw rod 7 is connected with the flange chuck 6 on described adjacent conventional PCCP pipe outer wall through this bolt hole, and be threaded onto on screw rod 7 by nut, and when turn nut drives telescopic pipe 4 to move to adjacent conventional PCCP pipe apart from time minimum, the flexible pipe end extending into the expansion bend end bell 2 of accident treatment pipe 1 is still in the expansion bend end bell 2 of accident treatment pipe 1.
The length of accident treatment pipe 1 is shorter than the length of conventional PCCP pipeline 0.5 meter, and convenient being positioned over by accident treatment pipe 1 damages pipe position, avoids adjacent normal conventional PCCP pipe of slinging, the damage of the normal conventional PCCP pipe prevented.
The socket at telescopic pipe 4 two ends and the socket consistent size of conventional PCCP pipe, be conveniently inserted in the expansion bend end bell 2 of accident treatment pipe 1 and the conventional bellmouth 3 of adjacent conventional PCCP pipe.
The axes normal of projection and telescopic pipe on telescopic pipe outer wall, the flange chuck 6 on convenient and adjacent conventional PCCP pipe outer wall aligns, and is convenient to connect.
On telescopic pipe outer wall, projection is continuous print ring part.
The vertical socket near adjacent conventional PCCP pipe of flange chuck 6, convenient stretching by telescopic pipe enters in the bellmouth of conventional PCCP pipe, plays and effectively connects effect.
Flange chuck 6 comprises the flange of the socket outside being enclosed within adjacent conventional PCCP pipe, and is installed on the steel fastener on flange, facilitates bolt to be connected with nut.
An installation method for PCCP pipeline accident treatment device, comprises the following steps:
1) the PCCP pipe cutting damaged is taken out;
2) according to the length that the PCCP pipe damaged stays, select the accident treatment pipe of appropriate length, install telescopic pipe and rubber ring;
3) by normal construction method by accident treatment pipe and telescopic pipe installation in position;
4) the normal PCCP tube faucet place mounting flange chuck closed on again, fixes steel fastener, and installs screw rod and nut, and the screw rod the other end is through the bolt mouth of projection on telescopic pipe outer wall;
5) then tightening nuts, pulls telescopic pipe, makes it dock in place with the normal PCCP tube faucet closed on;
6) auxiliary flange chuck screw rod and nut is laid down;
7) be wound around reinforcement wire, then concreting protective layer in telescopic pipe outside, after backfill, install.
Embodiment 2:
As different from Example 1, on telescopic pipe outer wall, projection is discontinuous and is in the some parts on same circumference, and these some parts are corresponding with the flange chuck on adjacent conventional PCCP pipe outer wall.Facilitate bolt to be connected with nut, be convenient to moving telescopic pipe.All the other are identical with embodiment, do not repeat them here.
By reference to the accompanying drawings embodiment of the present utility model is described although above-mentioned; but the restriction not to the utility model protection domain; one of ordinary skill in the art should be understood that; on the basis of the technical solution of the utility model, those skilled in the art do not need to pay various amendment or distortion that creative work can make still within protection domain of the present utility model.

Claims (8)

1. a PCCP pipeline accident treatment device, it is characterized in that, comprise accident treatment pipe, described accident treatment pipe constructs identical with conventional PCCP pipe, accident treatment length of tube is shorter than conventional PCCP pipe, and the two ends of accident treatment length of tube are bellmouth, and one end is the conventional bellmouth matched with the socket of conventional PCCP pipe one end, and the other end is the expansion bend end bell matched with expansion bend socket;
Described expansion bend comprises the telescopic pipe that axial section is inverted T-shaped, telescopic pipe two ends are socket, and two sockets can extend in the expansion bend end bell of accident treatment pipe and the bellmouth of adjacent conventional PCCP pipe respectively, and on the outer tube wall of telescopic pipe two ends all cover have 1 or 2 rubber rings; Inverted T-shaped telescopic pipe External protrusions divides bolt hole, screw rod is connected with the flange chuck on described adjacent conventional PCCP pipe outer wall through this bolt hole, and be threaded onto on screw rod by nut, and when turn nut drives telescopic pipe to move to adjacent conventional PCCP pipe apart from time minimum, the flexible pipe end extending into the expansion bend end bell of accident treatment pipe is still in the expansion bend end bell of accident treatment pipe.
2. PCCP pipeline accident treatment device as claimed in claim 1, it is characterized in that, the length of described accident treatment pipe is shorter than the length of conventional PCCP pipeline 0.5 meter.
3. PCCP pipeline accident treatment device as claimed in claim 1, is characterized in that, the socket at described telescopic pipe two ends and the socket consistent size of conventional PCCP pipe.
4. PCCP pipeline accident treatment device as claimed in claim 1, is characterized in that, the axes normal of projection and telescopic pipe on described telescopic pipe outer wall.
5. the PCCP pipeline accident treatment device as described in claim 1 or 4, is characterized in that, on described telescopic pipe outer wall, projection is continuous print ring part.
6. the PCCP pipeline accident treatment device as described in claim 1 or 4, it is characterized in that, on described telescopic pipe outer wall, projection is discontinuous and is in the some parts on same circumference, and these some parts are corresponding with the flange chuck on adjacent conventional PCCP pipe outer wall.
7. PCCP pipeline accident treatment device as claimed in claim 1, is characterized in that, the vertical socket near adjacent conventional PCCP pipe of described flange chuck.
8. the PCCP pipeline accident treatment device as described in claim 1 or 7, is characterized in that, described flange chuck comprises the flange of the socket outside being enclosed within adjacent conventional PCCP pipe, and is installed on the steel fastener on flange.
CN201520550455.0U 2015-07-27 2015-07-27 PCCP (prestressed concrete cylinder pipe) way accident processing apparatus Expired - Fee Related CN204756295U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520550455.0U CN204756295U (en) 2015-07-27 2015-07-27 PCCP (prestressed concrete cylinder pipe) way accident processing apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520550455.0U CN204756295U (en) 2015-07-27 2015-07-27 PCCP (prestressed concrete cylinder pipe) way accident processing apparatus

Publications (1)

Publication Number Publication Date
CN204756295U true CN204756295U (en) 2015-11-11

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Family Applications (1)

Application Number Title Priority Date Filing Date
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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
CN105135147A (en) * 2015-07-27 2015-12-09 冯若愚 PCCP accident treating device and installation method thereof
CN112049027A (en) * 2020-09-04 2020-12-08 上海市机械施工集团有限公司 Remediation method for prestressed duct

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105135147A (en) * 2015-07-27 2015-12-09 冯若愚 PCCP accident treating device and installation method thereof
CN112049027A (en) * 2020-09-04 2020-12-08 上海市机械施工集团有限公司 Remediation method for prestressed duct

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

Granted publication date: 20151111

Termination date: 20200727