CN109813599A - A kind of CIPP pipeline rehabilitation detecting device for pressure strength and its detection method - Google Patents
A kind of CIPP pipeline rehabilitation detecting device for pressure strength and its detection method Download PDFInfo
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- CN109813599A CN109813599A CN201910032916.8A CN201910032916A CN109813599A CN 109813599 A CN109813599 A CN 109813599A CN 201910032916 A CN201910032916 A CN 201910032916A CN 109813599 A CN109813599 A CN 109813599A
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Abstract
The invention discloses a kind of CIPP pipeline rehabilitation detecting device for pressure strength, including link block, the link block is fixed with support case, baffle is fixed in the support case, the two sides of the baffle are provided with spring, the spring one end is equipped with sliding block, the slider end rotation has idler wheel, described support case one end is fixed with installs case, servo motor is fixed in the installs case, the output shaft of the servo motor is fixed with first bevel gear, the first bevel gear is sequentially connected with second bevel gear, the second bevel gear is fixed with the first screw rod, first screw rod transmission is connected with the first transmission nut, first transmission nut is fixed with the first connection frame, the end of first connection frame is fixed with the first jacking block, pressure sensor is equipped between first jacking block and the first connection frame, installs case one end setting There is supporting mechanism.The detection of compression strength is realized by above structure, structure is simple, and operation is easy.
Description
Technical field
The invention belongs to pipeline inspection technology fields, and in particular to a kind of CIPP pipeline rehabilitation detecting device for pressure strength,
The present invention also provides a kind of CIPP pipeline rehabilitation detection method of compression strength simultaneously.
Background technique
CIPP pipe repairing method is worldwide widely used in draining, combustion gas in the last century 80's
And in the pipeline renovation in the fields such as petrochemical industry, its working principle is that: polymer, which is coated with, in a non-woven fabric inside lining outer tube layer applies
Layer (PU or PE) impregnates with polyester resin or epoxy resin first, is then turned to sewer by water gravity or compression gas-pressure
Or in sewage pipe.Once liner is all installed in main pipeline, heated with water or logical steam, make resin occur chemical reaction and
Solidification is generated, after liner solidification, a new structural pipe will be formed in original pipeline.
It needs to detect the compression strength of pipeline after CIPP pipeline rehabilitation, checks whether to reach desired strength, it is existing
Detecting device for pressure strength mostly uses greatly external import, expensive, and later period repair and maintenance needs technical professional, cost
It improves, for this purpose, it is proposed that a kind of structure is simple, existing to solve convenient for the CIPP pipeline rehabilitation detecting device for pressure strength of operation
There is the problem of technology.
Summary of the invention
The purpose of the present invention is to provide a kind of CIPP pipeline rehabilitation detecting device for pressure strength, to solve above-mentioned background skill
It is proposed that existing structure of the detecting device is complicated in art, operating difficulties, problem at high cost.
To achieve the above object, present invention employs following technical solutions:
A kind of CIPP pipeline rehabilitation detecting device for pressure strength, including link block, the both ends of the link block are respectively and fixedly provided with
Case is supported, the bosom of the support case is fixed with baffle, and the two sides of the baffle are provided with spring, and the spring is located at
The inside of case is supported, the spring is provided with sliding block far from one end of baffle, and the sliding block slides in support case, the sliding block
One end end far from support case is rotatably connected to idler wheel, is fixed with installs case, the installation among one end of the support case
The inner bottom side of case is fixed with servo motor, and the output shaft end of the servo motor is fixed with first bevel gear, described
The side of first bevel gear, which is connected by meshing transmission, second bevel gear, and the second bevel gear is fixed on the first screw rod, described
First screw rod and installs case are rotatablely connected, and first screw rod is rotatably connected to the first installation far from one end end of installs case
Bucket, the first installation bucket are fixed on the side wall of installs case, and screw-driven is connected with the first transmission spiral shell on first screw rod
Mother, is fixed with the first connection frame on first transmission nut, first connection frame through the first installation bucket side wall, it is described
The end of first connection frame is fixed with the first jacking block, and pressure sensor, institute are equipped between first jacking block and the first connection frame
It states installs case and one end of the first installation bucket is provided with supporting mechanism.
Preferably, the supporting mechanism includes third hand tap gear, the third hand tap gear and first bevel gear engaged transmission
Connection, the third hand tap gear are fixed on the second screw rod, and second screw rod and installs case are rotatablely connected, second screw rod
One end end far from installs case is rotatably connected to the second installation bucket, and the second installation bucket is fixed on the side wall of installs case,
Screw-driven is connected with the second transmission nut on second screw rod, is fixed with the second connection frame on second transmission nut,
For second connection frame through the side wall of the second installation bucket, the end of second connection frame is fixed with the second jacking block.
Preferably, the end of first jacking block and the second jacking block is provided with circular arc chamfering.
Preferably, it is respectively and fixedly provided with hanging block on the outer end next door of the support case and installs case, extension is provided on the hanging block
Hole.
Preferably, the sliding block is fixed with hanging platform far from one end end of idler wheel, and the hanging platform is sliding in the inside of support case
It is dynamic.
Preferably, anti-skid chequer is provided in the outer circle of the idler wheel.
Preferably, it is fixed between the lower end of the installs case and the side wall for supporting case and is connected with floor.
Preferably, two orthogonal settings of the support case.
The present invention also provides a kind of CIPP pipeline rehabilitation detection method of compression strength, specifically includes the following steps:
S1, traction rope is passed through first in the hanging hole being suspended on hanging block, device is then pulled along by traction rope,
And then the idler wheel on case is supported to enter inner cavity of pipe, push sliding block supporting case slides forwards under the elastic force effect of spring,
And then the outer circle and inner wall of the pipe of idler wheel are in close contact；
S2, under the traction of traction rope, device travels forward with idler wheel along inner wall of the pipe, until move to position to be detected
Stop traction, then starts servo motor, and then dynamic servo motor drives first bevel gear rotation, the rotation of first bevel gear is driven
The dynamic second bevel gear rotation engaged, and then drive the rotation of the first screw rod；
S3, the rotation of the first screw rod rotation driving and its screw-driven be connected with the first transmission nut along the first screw rod forward
Movement, and then drive the first connection frame to travel forward, and then the first jacking block is driven to travel forward, until the circle of the first jacking block end
Arc chamfering is contacted with inner wall of the pipe, is continued to rotate with the first screw rod, is pressed the first jacking block to inner wall of the pipe, pipeline
To the first jacking block reaction force, active force is passed to pressure sensor by the first jacking block, and pressure is converted to number by pressure sensor
Word signal shows that people, which can realize, detects pipeline compression strength；
The rotation of S4, first bevel gear drive third hand tap gear to rotate simultaneously, and then drive the rotation of the second screw rod, and then band
Dynamic second transmission nut travels forward along the second screw rod, and then the second connection frame is driven to travel forward, and then drives the second jacking block
It travels forward, when the first jacking block is contacted with inner wall of the pipe, the second jacking block is also just contacted with inner wall of the pipe, and then the second jacking block
It plays a supporting role, prevents the whole device run-off the straight under the reaction force of pipeline from leading to detection inaccuracy.
A kind of CIPP pipeline rehabilitation detecting device for pressure strength proposed by the present invention has following compared with prior art
Advantage:
1, there are two the support case being arranged in a mutually vertical manner, the interior slidings of support case by fixing in the side of installs case by the present invention
It is connected with sliding block, is rotatably connected to idler wheel on sliding block, pushing rolling wheels and inner wall of the pipe are in close contact under the elastic force effect of spring,
And then realization device slides in pipeline, stability is good, and resistance is small, and the position of device easy to remove facilitates work；
2, the present invention drives first bevel gear rotation by servo motor, and the rotation of first bevel gear drives second bevel gear
Rotation, and then the rotation of the first screw rod is driven, and then drive the first connection frame along the first screw rod forward slip, and then push the first top
Block is contacted with inner wall of the pipe, realizes the press to inner wall of the pipe, and reaction force of first jacking block by pipeline is then passed to pressure
Power inductor, pressure inductor are passed out pressure by way of digital signal, and staff can observe that pressure is big
Small, structure is simple, and operation is easy, and at low cost, testing result is accurate.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the status diagram of the invention in pipeline；
Fig. 3 is installs case internal structure chart of the invention；
Fig. 4 is supporting mechanism structure chart of the invention；
Fig. 5 is support case internal structure chart of the invention.
Appended drawing reference: 1, link block；2, case is supported；3, baffle；4, spring；5, sliding block；6, idler wheel；7, installs case；8, it watches
Take motor；9, first bevel gear；10, second bevel gear；11, the first screw rod；12, the first installation bucket；13, the first transmission nut；
14, the first connection frame；15, pressure sensor；16, the first jacking block；17, supporting mechanism；171, third hand tap gear；172, second
Bar；173, the second installation bucket；174, the second transmission nut；175, the second connection frame；176, the second jacking block；177, circular arc chamfering；
18, hanging block；19, hanging hole；20, hanging platform；21, anti-skid chequer；22, floor.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Herein
Described specific embodiment is only used to explain the present invention, is not intended to limit the present invention.Based on the embodiments of the present invention,
Every other embodiment obtained by those of ordinary skill in the art without making creative efforts, belongs to this hair
The range of bright protection.
The present invention provides a kind of CIPP pipeline rehabilitation detecting device for pressure strength as shown in Figs. 1-5, including link block
1, the both ends of the link block 1 are respectively and fixedly provided with support case 2, and the bosom of the support case 2 is fixed with baffle 3, the baffle 3
Two sides be provided with spring 4, the spring 4 is located at the inside of support case 2, and the spring 4 is provided with far from one end of baffle 3
Sliding block 5, the sliding block 5 slide in support case 2, and the sliding block 5 is rotatably connected to idler wheel 6 far from one end end of support case 2,
It is fixed with installs case 7 among one end of the support case 2, the inner bottom side of the installs case 7 is fixed with servo motor 8,
The output shaft end of the servo motor 8 is fixed with first bevel gear 9, and the side of the first bevel gear 9 is connected by meshing transmission
There is second bevel gear 10, the second bevel gear 10 is fixed on the first screw rod 11, and first screw rod 11 is rotated with installs case 7
Connection, first screw rod 11 are rotatably connected to the first installation bucket 12, the first installation bucket far from one end end of installs case 7
12 are fixed on the side wall of installs case 7, and screw-driven is connected with the first transmission nut 13 on first screw rod 11, and described first
Be fixed with the first connection frame 14 on transmission nut 13, first connection frame 14 through the first installation bucket 12 side wall, described the
The end of one connection frame 14 is fixed with the first jacking block 16, and pressure sensing is equipped between first jacking block 16 and the first connection frame 14
Device 15, the installs case 7 are provided with supporting mechanism 17 far from one end of the first installation bucket 12.
Preferably, the supporting mechanism 17 includes third hand tap gear 171, the third hand tap gear 171 and first bevel gear 9
Be connected by meshing transmission, the third hand tap gear 171 is fixed on the second screw rod 172, second screw rod 172 with 7 turns of installs case
Dynamic connection, second screw rod 172 are rotatably connected to the second installation bucket 173, second peace far from one end end of installs case 7
Barrelling 173 is fixed on the side wall of installs case 7, and screw-driven is connected with the second transmission nut 174 on second screw rod 172,
The second connection frame 175 is fixed on second transmission nut 174, second connection frame 175 is through the second installation bucket 173
Side wall, the end of second connection frame 175 are fixed with the second jacking block 176.
By using above-mentioned technical proposal, make device uniform force, just face unbalance stress leads to device inclination, even inclines
, it is convenient for work.
Preferably, the end of first jacking block 16 and the second jacking block 176 is provided with circular arc chamfering 177.
By using above-mentioned technical proposal, the setting of circular arc chamfering 177 makes the first jacking block 16 and the second jacking block 176 and pipeline
Inner wall is in close contact, and facilitates the transmitting of pressure, testing result is accurate.
Preferably, being respectively and fixedly provided with hanging block 18 on the outer end next door of the support case 2 and installs case 7, set on the hanging block 18
It is equipped with hanging hole 19.
By using above-mentioned technical proposal, facilitates and traction rope is fixed on support case 2 by hanging block 18, and then by leading
Messenger pull unit moves in pipeline, facilitates work.
Preferably, the sliding block 5 is fixed with hanging platform 20 far from one end end of idler wheel 6, the hanging platform 20 is in support case 2
Internal slide.
By using above-mentioned technical proposal, the anti-limited slip block 5 of the setting of hanging platform 20 skids off support case 2 and plays position limitation protection work
With.
Preferably, being provided with anti-skid chequer 21 in the outer circle of the idler wheel 6.
By using above-mentioned technical proposal, the setting of anti-skid chequer 21 increases the frictional force of idler wheel 6 and inner wall of the pipe, facilitates rolling
Wheel 6 rolls in pipeline.
Floor 22 is connected with preferably, being fixed between the lower end of the installs case 7 and the side wall for supporting case 2.
By using above-mentioned technical proposal, the setting of floor 22 makes installs case 7 connect stronger, enhancing with support case 2
The stability of device.
Preferably, two orthogonal settings of the support case 2.
By using above-mentioned technical proposal, makes to support case 2 more stable when moving in pipeline, be not susceptible to tilt, just
In work, increase the stability of device.
The present invention also provides a kind of CIPP pipeline rehabilitation detection method of compression strength, specifically includes the following steps:
S1, traction rope is passed through first in the hanging hole 19 being suspended on hanging block 18, is then pulled along by traction rope
Device, and then the idler wheel 6 on case 2 is supported to enter inner cavity of pipe, push sliding block 5 in support case 2 under the elastic force effect of spring 4
Forward slip, and then the outer circle of idler wheel 6 and inner wall of the pipe are in close contact；
S2, under the traction of traction rope, device travels forward with idler wheel 6 along inner wall of the pipe, until move to location to be checked
Stopping traction being set, then starts servo motor 8, and then dynamic servo motor 8 drives first bevel gear 9 to rotate, first bevel gear 9
The second bevel gear 10 that rotation driving engages rotates, and then drives the rotation of the first screw rod 11；
S3, the rotation driving of the first screw rod 11 rotation and its screw-driven are connected with the first transmission nut 13 along the first screw rod
11 travel forward, and then the first connection frame 14 is driven to travel forward, and then the first jacking block 16 is driven to travel forward, until the first top
The circular arc chamfering 177 of 16 end of block is contacted with inner wall of the pipe, continues to rotate with the first screw rod 11, makes 16 pairs of the first jacking block pipes
Road inner wall is pressed, and pipeline gives 16 reaction force of the first jacking block, and active force is passed to pressure sensor 15 by the first jacking block 16,
Pressure is converted to digital signal and shown by pressure sensor 15, and people, which can realize, detects pipeline compression strength；
The rotation of S4, first bevel gear 9 drive third hand tap gear 171 to rotate simultaneously, and then drive the rotation of the second screw rod 172
Turn, and then the second transmission nut 174 is driven to travel forward along the second screw rod 172, and then the second connection frame 175 is driven to transport forward
Dynamic, and then the second jacking block 176 is driven to travel forward, when the first jacking block 16 is contacted with inner wall of the pipe, the second jacking block 176 is also just
It is contacted with inner wall of the pipe, and then the second jacking block 176 is played a supporting role, prevents the whole device under the reaction force of pipeline from occurring
Inclination leads to detection inaccuracy.
Working principle: passing through traction rope in the hanging hole 19 that is suspended on hanging block 18 first, then pass through traction rope to
Preceding pull unit, and then the idler wheel 6 on case 2 is supported to enter inner cavity of pipe, push sliding block 5 propping up under the elastic force effect of spring 4
2 slides forwards of case are supportted, and then the outer circle of idler wheel 6 and inner wall of the pipe are in close contact；
Under the traction of traction rope, device travels forward with idler wheel 6 along inner wall of the pipe, stops until moving to position to be detected
It only draws, then starts servo motor 8, and then dynamic servo motor 8 drives first bevel gear 9 to rotate, the rotation of first bevel gear 9
It drives the second bevel gear 10 engaged to rotate, and then drives the rotation of the first screw rod 11；
The rotation driving of first screw rod 11 rotation is connected with the first transmission nut 13 along the first screw rod 11 with its screw-driven
It travels forward, and then the first connection frame 14 is driven to travel forward, and then the first jacking block 16 is driven to travel forward, until the first jacking block
The circular arc chamfering 177 of 16 ends is contacted with inner wall of the pipe, continues to rotate with the first screw rod 11, makes the first jacking block 16 to pipeline
Inner wall is pressed, and pipeline gives 16 reaction force of the first jacking block, and active force is passed to pressure sensor 15 by the first jacking block 16, is pressed
Pressure is converted to digital signal and shown by force snesor 15, and people, which can realize, detects pipeline compression strength；
The rotation of first bevel gear 9 drives third hand tap gear 171 to rotate simultaneously, and then drives the rotation of the second screw rod 172, into
And drive the second transmission nut 174 to travel forward along the second screw rod 172, and then the second connection frame 175 is driven to travel forward, in turn
The second jacking block 176 is driven to travel forward, the second jacking block 176 is also just and in pipeline when the first jacking block 16 is contacted with inner wall of the pipe
Wall contact, and then the second jacking block 176 is played a supporting role, and prevents the whole device run-off the straight under the reaction force of pipeline from causing
Detection inaccuracy.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features,
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (9)
1. a kind of CIPP pipeline rehabilitation detecting device for pressure strength, including link block (1), it is characterised in that: the link block (1)
Both ends be respectively and fixedly provided with support case (2), it is described support case (2) bosom be fixed with baffle (3), the two of the baffle (3)
Side is provided with spring (4), and the spring (4) is located at the inside of support case (2), the one end of the spring (4) far from baffle (3)
It is provided with sliding block (5), the sliding block (5) sliding in support case (2), one end end of the sliding block (5) far from support case (2)
It is rotatably connected to idler wheel (6), is fixed with installs case (7) among one end of support case (2), the inside of the installs case (7)
Bottom end side is fixed with servo motor (8), and the output shaft end of the servo motor (8) is fixed with first bevel gear (9), described
The side of first bevel gear (9), which is connected by meshing transmission, to be had second bevel gear (10), and the second bevel gear (10) is fixed on first
On screw rod (11), first screw rod (11) and installs case (7) are rotatablely connected, and first screw rod (11) is far from installs case (7)
One end end be rotatably connected to the first installation bucket (12), first installation bucket (12) is fixed on the side wall of installs case (7),
Screw-driven is connected with the first transmission nut (13) on first screw rod (11), is fixed on first transmission nut (13)
First connection frame (14), side wall of first connection frame (14) through the first installation bucket (12), first connection frame (14)
End be fixed with the first jacking block (16), between first jacking block (16) and the first connection frame (14) be equipped with pressure sensor
(15), the installs case (7) is provided with supporting mechanism (17) far from one end of the first installation bucket (12).
2. a kind of CIPP pipeline rehabilitation detecting device for pressure strength according to claim 1, it is characterised in that: the support
Mechanism (17) includes third hand tap gear (171), and the third hand tap gear (171) is connected by meshing transmission with first bevel gear (9), institute
Third hand tap gear (171) to be stated to be fixed on the second screw rod (172), second screw rod (172) and installs case (7) are rotatablely connected,
Second screw rod (172) is rotatably connected to the second installation bucket (173), second peace far from one end end of installs case (7)
Barrelling (173) is fixed on the side wall of installs case (7), and screw-driven is connected with the second transmission spiral shell on second screw rod (172)
Female (174) are fixed with the second connection frame (175) on second transmission nut (174), and second connection frame (175) is run through
The side wall of second installation bucket (173), the end of second connection frame (175) is fixed with the second jacking block (176).
3. a kind of CIPP pipeline rehabilitation detecting device for pressure strength according to claim 2, it is characterised in that: described first
The end of jacking block (16) and the second jacking block (176) is provided with circular arc chamfering (177).
4. a kind of CIPP pipeline rehabilitation detecting device for pressure strength according to claim 1, it is characterised in that: the support
It is respectively and fixedly provided with hanging block (18) on the outer end next door of case (2) and installs case (7), is provided with hanging hole (19) on the hanging block (18).
5. a kind of CIPP pipeline rehabilitation detecting device for pressure strength according to claim 1, it is characterised in that: the sliding block
(5) one end end far from idler wheel (6) is fixed with hanging platform (20), internal slide of the hanging platform (20) in support case (2).
6. a kind of CIPP pipeline rehabilitation detecting device for pressure strength according to claim 1, it is characterised in that: the idler wheel
(6) anti-skid chequer (21) are provided in outer circle.
7. a kind of CIPP pipeline rehabilitation detecting device for pressure strength according to claim 1, it is characterised in that: the installation
It is fixed between the lower end of case (7) and the side wall for supporting case (2) and is connected with floor (22).
8. a kind of CIPP pipeline rehabilitation detecting device for pressure strength according to claim 1, it is characterised in that: described in two
Support case (2) orthogonal setting.
9. a kind of CIPP pipeline rehabilitation detection method of compression strength according to claim 1, it is characterised in that: specifically include
Following steps:
S1, traction rope is passed through first in the hanging hole (19) being suspended on hanging block (18), is then pulled along by traction rope
Device, and then the idler wheel (6) on case (2) is supported to enter inner cavity of pipe, push sliding block (5) to exist under the elastic force effect of spring (4)
Case (2) slides forwards are supported, and then the outer circle of idler wheel (6) and inner wall of the pipe are in close contact；
S2, under the traction of traction rope, device travels forward with idler wheel (6) along inner wall of the pipe, until move to position to be detected
Stop traction, then start servo motor (8), and then dynamic servo motor (8) drive first bevel gear (9) rotation, the first cone tooth
Second bevel gear (10) rotation that the rotation driving of wheel (9) engages, and then drive the first screw rod (11) rotation；
S3, the rotation driving of the first screw rod (11) rotation and its screw-driven are connected with the first transmission nut (13) along the first screw rod
(11) it travels forward, and then the first connection frame (14) is driven to travel forward, and then the first jacking block (16) is driven to travel forward, until
The circular arc chamfering (177) of the first jacking block (16) end is contacted with inner wall of the pipe, continues to rotate with the first screw rod (11), makes
One jacking block (16) presses inner wall of the pipe, and pipeline gives the first jacking block (16) reaction force, and the first jacking block (16) is active force
It passes to pressure sensor (15), pressure is converted to digital signal and shown by pressure sensor (15), and people can realize
Pipeline compression strength is detected；
The rotation of S4, first bevel gear (9) drive third hand tap gear (171) to rotate simultaneously, and then drive the second screw rod (172) rotation
Turn, so drive the second transmission nut (174) travel forward along the second screw rod (172), and then drive the second connection frame (175) to
Preceding movement, and then the second jacking block (176) is driven to travel forward, the second jacking block when the first jacking block (16) are contacted with inner wall of the pipe
(176) it is also just contacted with inner wall of the pipe, and then the second jacking block (176) is played a supporting role, and the reaction force in pipeline is prevented
Lower whole device run-off the straight leads to detection inaccuracy.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111830123A (en) * | 2020-07-15 | 2020-10-27 | 河北中跃检验检测有限公司 | Pipeline detection device based on rotating electromagnetic field |
| CN112857478A (en) * | 2021-03-19 | 2021-05-28 | 津制仪表(天津)有限公司 | Open type multi-parameter flowmeter |
| CN113340505A (en) * | 2021-07-15 | 2021-09-03 | 山东大学 | Device and method for detecting residual stress of inner wall of over-bent pipeline based on magnetoelastic effect |
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