CN109813599B - CIPP pipeline restoration compressive strength detection device and detection method thereof - Google Patents
CIPP pipeline restoration compressive strength detection device and detection method thereof Download PDFInfo
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- CN109813599B CN109813599B CN201910032916.8A CN201910032916A CN109813599B CN 109813599 B CN109813599 B CN 109813599B CN 201910032916 A CN201910032916 A CN 201910032916A CN 109813599 B CN109813599 B CN 109813599B
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Abstract
The invention discloses a CIPP pipeline restoration compressive strength detection device, which comprises a connecting block, a supporting box is fixed on the connecting block, a baffle is fixed in the supporting box, springs are arranged on both sides of the baffle, one end of the spring is provided with a sliding block, the end part of the sliding block is provided with a roller in a rotating way, one end of the supporting box is fixed with an installation box, a servo motor is fixed in the mounting box, a first bevel gear is fixed on an output shaft of the servo motor, the first bevel gear is connected with a second bevel gear in a transmission way, the second bevel gear is fixed with a first screw rod, the first screw rod is connected with a first transmission nut in a transmission way, the first transmission nut is fixed with a first connecting frame, the end part of the first connecting frame is fixed with a first ejecting block, a pressure sensor is arranged between the first ejecting block and the first connecting frame, and one end of the installation box is provided with a supporting mechanism. The detection of the compressive strength is realized through the structure, the structure is simple, and the operation is easy.
Description
Technical Field
The invention belongs to the technical field of pipeline detection, particularly relates to a CIPP pipeline restoration compressive strength detection device, and also provides a CIPP pipeline restoration compressive strength detection method.
Background
The CIPP pipeline repairing method is widely applied to pipeline renovation in the fields of drainage, gas, petrochemical industry and the like in the world from the 80 th century, and the working principle is as follows: the outer layer of a non-woven lining pipe is coated with a polymer coating (PU or PE), and the non-woven lining pipe is firstly impregnated with polyester resin or epoxy resin and then turned into a sewer or a sewage pipe through water gravity or compressed air pressure. Once the liner is fully installed in the main conduit, the resin is cured by chemical reaction, either by heating with water or by steaming, and a new structural tube is formed in the original conduit after the liner is cured.
Need detect the compressive strength of pipeline after the CIPP pipeline is restoreed, whether the inspection reaches the required strength, and current compressive strength detection device adopts foreign import mostly, and is expensive, and later stage overhaul maintenance needs professional technical personnel, and the cost improves, for this reason, we propose a simple structure, the CIPP pipeline restoration compressive strength detection device of being convenient for operation and solve the problem that exists among the prior art.
Disclosure of Invention
The invention aims to provide a CIPP pipeline restoration compressive strength detection device, which aims to solve the problems of complex structure, difficult operation and high cost of the existing detection device in the background art.
In order to achieve the purpose, the invention adopts the following technical scheme:
a CIPP pipeline restoration compressive strength detection device comprises a connecting block, wherein support boxes are fixed at two ends of the connecting block, a baffle is fixed in the middle of the inside of each support box, springs are arranged on two sides of each baffle and are located inside the support boxes, a sliding block is arranged at one end, away from the baffle, of each spring and slides in each support box, a roller is rotatably connected to one end, away from the support boxes, of each sliding block, an installation box is fixed in the middle of one end of each support box, a servo motor is fixed on one side of the bottom end inside the installation box, a first bevel gear is fixed at the end of an output shaft of each servo motor, a second bevel gear is in meshing transmission connection with one side of the first bevel gear and is fixed on a first lead screw which is rotatably connected with the installation box, and a first installation barrel is rotatably connected to one end, away from the installation box, of the first lead screw, the utility model discloses a mounting box, including first installation bucket, first lead screw, first link, pressure sensor, first ejector pad, first lead screw, first mounting bucket, first nut, first link, first lead screw, first nut, first lead screw, first nut, first lead screw, first mounting bucket is fixed on the lateral wall of installation box, first link runs through the lateral wall of first installation bucket, the end fixing of first link has first ejector pad, be equipped with pressure sensor between first ejector pad and the first link, the one end that first installation bucket was kept away from to the installation box is provided with supporting mechanism.
Preferably, the supporting mechanism comprises a third bevel gear, the third bevel gear is in meshing transmission connection with the first bevel gear, the third bevel gear is fixed on a second lead screw, the second lead screw is in rotation connection with the installation box, the end part, far away from the installation box, of one end of the second lead screw is in rotation connection with a second installation barrel, the second installation barrel is fixed on the side wall of the installation box, a second transmission nut is in threaded transmission connection with the second lead screw, a second connecting frame is fixed on the second transmission nut and penetrates through the side wall of the second installation barrel, and a second ejector block is fixed at the end part of the second connecting frame.
Preferably, the end parts of the first ejector block and the second ejector block are provided with arc chamfers.
Preferably, the outer end partition walls of the supporting box and the installation box are respectively fixed with a hanging block, and the hanging blocks are provided with hanging holes.
Preferably, a hanging table is fixed at the end part of one end, far away from the roller, of the sliding block, and the hanging table slides in the supporting box.
Preferably, the excircle of the roller is provided with anti-skid lines.
Preferably, a ribbed plate is fixedly connected between the lower end of the installation box and the side wall of the support box.
Preferably, the two support boxes are arranged perpendicular to each other.
The invention also provides a CIPP pipeline restoration compressive strength detection method, which specifically comprises the following steps:
s1, firstly, the traction rope is hooked in the hanging hole on the hanging block through the hanging hook, then the device is pulled forwards through the traction rope, further the roller on the supporting box enters the inner cavity of the pipeline, the sliding block is pushed to slide forwards in the supporting box under the elastic action of the spring, and further the excircle of the roller is in close contact with the inner wall of the pipeline;
s2, under the traction of a traction rope, the device moves forwards along with the roller along the inner wall of the pipeline until the device moves to a position to be detected and stops traction, then a servo motor is started, the servo motor is further driven to drive a first bevel gear to rotate, the rotation of the first bevel gear drives a second bevel gear meshed with the first bevel gear to rotate, and further the first screw rod is driven to rotate;
s3, a first transmission nut is connected with the first lead screw in a rotating and driving mode through the first lead screw in a threaded transmission mode and moves forwards along the first lead screw, so that the first connecting frame is driven to move forwards, the first ejector block is driven to move forwards until an arc chamfer at the end of the first ejector block is contacted with the inner wall of the pipeline, the first ejector block is enabled to eject the inner wall of the pipeline along with the continuous rotation of the first lead screw, the pipeline provides a reaction force for the first ejector block, the first ejector block transmits the action force to a pressure sensor, the pressure sensor converts the pressure into a digital signal to be displayed, and people can detect the compressive strength of the pipeline;
s4, the rotation of the first bevel gear drives the third bevel gear to rotate at the same time, and further drives the second screw rod to rotate, and further drives the second transmission nut to move forwards along the second screw rod, and further drives the second connecting frame to move forwards, and further drives the second ejector block to move forwards, when the first ejector block is in contact with the inner wall of the pipeline, the second ejector block is just in contact with the inner wall of the pipeline, and further the second ejector block plays a supporting role, so that the phenomenon that the whole device is inclined under the reaction force of the pipeline to cause inaccurate detection is prevented.
Compared with the prior art, the CIPP pipeline restoration compressive strength detection device provided by the invention has the following advantages:
1. according to the invention, two supporting boxes which are perpendicular to each other are fixed on one side of the installation box, the sliding blocks are connected in the supporting boxes in a sliding manner, the rollers are rotatably connected on the sliding blocks, and the rollers are pushed to be in close contact with the inner wall of the pipeline under the elastic action of the springs, so that the device can slide in the pipeline, and the device has the advantages of good stability, small resistance, convenience for moving the position of the device and convenience for work;
2. according to the invention, the servo motor drives the first bevel gear to rotate, the rotation of the first bevel gear drives the second bevel gear to rotate, so that the first screw rod is driven to rotate, the first connecting frame is driven to slide forwards along the first screw rod, the first ejector block is further pushed to be in contact with the inner wall of the pipeline, the inner wall of the pipeline is ejected, the first ejector block is subjected to the reaction force of the pipeline and then is transmitted to the pressure sensor, the pressure sensor transmits the pressure in the form of digital signals, and a worker can observe the pressure, so that the pressure detection device has the advantages of simple structure, easiness in operation, low cost and accurate detection result.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the present invention in a pipeline;
FIG. 3 is a view showing the internal structure of the installation case of the present invention;
FIG. 4 is a structural view of the support mechanism of the present invention;
fig. 5 is a view showing an internal structure of the support box of the present invention.
Reference numerals: 1. connecting blocks; 2. a support box; 3. a baffle plate; 4. a spring; 5. a slider; 6. a roller; 7. installing a box; 8. a servo motor; 9. a first bevel gear; 10. a second bevel gear; 11. a first lead screw; 12. a first mounting barrel; 13. a first drive nut; 14. a first connecting frame; 15. a pressure sensor; 16. a first top block; 17. a support mechanism; 171. a third bevel gear; 172. a second lead screw; 173. a second mounting bucket; 174. a second drive nut; 175. a second link frame; 176. a second top block; 177. chamfering with an arc; 18. hanging blocks; 19. hanging holes; 20. hanging a table; 21. anti-skid lines; 22. a rib plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The specific embodiments described herein are merely illustrative of the invention and do not delimit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a CIPP pipeline repairing compressive strength detection device as shown in figures 1-5, which comprises a connecting block 1, wherein two ends of the connecting block 1 are both fixed with a support box 2, a baffle 3 is fixed in the middle of the interior of the support box 2, two sides of the baffle 3 are both provided with springs 4, the springs 4 are positioned in the support box 2, one end of each spring 4, which is far away from the baffle 3, is provided with a slide block 5, the slide block 5 slides in the support box 2, one end of each slide block 5, which is far away from the support box 2, is rotatably connected with a roller 6, one end of the support box 2 is fixed in the middle of the same with an installation box 7, one side of the bottom end in the installation box 7 is fixed with a servo motor 8, the end of an output shaft of the servo motor 8 is fixed with a first bevel gear 9, one side of the first bevel gear 9 is in meshing transmission connection with a second bevel gear 10, the second bevel gear 10 is fixed on a first screw rod 11, first lead screw 11 rotates with install bin 7 to be connected, the one end tip that install bin 7 was kept away from to first lead screw 11 rotates and is connected with first installation bucket 12, first installation bucket 12 is fixed on the lateral wall of install bin 7, screw transmission is connected with first transmission nut 13 on the first lead screw 11, be fixed with first link 14 on the first transmission nut 13, first link 14 runs through the lateral wall of first installation bucket 12, the end fixing of first link 14 has first kicking block 16, be equipped with pressure sensor 15 between first kicking block 16 and the first link 14, the one end that first installation bucket 12 was kept away from to install bin 7 is provided with supporting mechanism 17.
Preferably, the supporting mechanism 17 includes a third bevel gear 171, the third bevel gear 171 is in meshing transmission connection with the first bevel gear 9, the third bevel gear 171 is fixed on a second lead screw 172, the second lead screw 172 is in rotational connection with the mounting box 7, an end portion of the second lead screw 172, which is far away from the mounting box 7, is in rotational connection with a second mounting barrel 173, the second mounting barrel 173 is fixed on a side wall of the mounting box 7, a second transmission nut 174 is in threaded transmission connection with the second lead screw 172, a second connecting frame 175 is fixed on the second transmission nut 174, the second connecting frame 175 penetrates through a side wall of the second mounting barrel 173, and a second top block 176 is fixed on an end portion of the second connecting frame 175.
Through adopting above-mentioned technical scheme, make the device atress even, just face atress inequality leads to the device slope, emptys even, the work of being convenient for.
Preferably, the ends of the first and second top blocks 16 and 176 are each provided with a rounded chamfer 177.
Through adopting above-mentioned technical scheme, setting up of circular arc chamfer 177 makes first kicking block 16 and second kicking block 176 and pipeline inner wall in close contact with, makes things convenient for the transmission of pressure, and the testing result is accurate.
Preferably, the outer end partition walls of the support box 2 and the installation box 7 are both fixed with hanging blocks 18, and the hanging blocks 18 are provided with hanging holes 19.
By adopting the technical scheme, the traction rope is conveniently fixed on the supporting box 2 through the hanging block 18, and then the traction rope pulling device moves in the pipeline, so that the operation is convenient.
Preferably, a hanging table 20 is fixed on one end of the sliding block 5 far away from the roller 6, and the hanging table 20 slides in the supporting box 2.
Through adopting above-mentioned technical scheme, the setting of hanging platform 20 prevents that slider 5 roll-off supporting box 2 from playing spacing guard action.
Preferably, the outer circle of the roller 6 is provided with anti-skid lines 21.
Through adopting above-mentioned technical scheme, the frictional force of setting for increase gyro wheel 6 and pipeline inner wall of antiskid line 21 makes things convenient for gyro wheel 6 to roll in the pipeline.
Preferably, a rib plate 22 is fixedly connected between the lower end of the mounting box 7 and the side wall of the supporting box 2.
Through adopting above-mentioned technical scheme, setting up of floor 22 makes install bin 7 be connected more firmly with supporting box 2, reinforcing means's stability.
Preferably, two of the support boxes 2 are arranged perpendicular to each other.
Through adopting above-mentioned technical scheme, relatively more stable when making supporting box 2 move in the pipeline, the difficult slope that takes place is convenient for work, increases the stability of device.
The invention also provides a CIPP pipeline restoration compressive strength detection method, which specifically comprises the following steps:
s1, firstly hooking the traction rope into the hanging hole 19 on the hanging block 18 through the hanging hook, then pulling the device forwards through the traction rope, further enabling the roller 6 on the supporting box 2 to enter the inner cavity of the pipeline, pushing the sliding block 5 to slide forwards in the supporting box 2 under the elastic action of the spring 4, and further enabling the excircle of the roller 6 to be in close contact with the inner wall of the pipeline;
s2, under the traction of a traction rope, the device moves forwards along with the roller 6 along the inner wall of the pipeline until the device moves to a position to be detected and stops traction, then the servo motor 8 is started, the servo motor 8 is further driven to drive the first bevel gear 9 to rotate, the rotation of the first bevel gear 9 drives the second bevel gear 10 meshed with the first bevel gear to rotate, and the first screw rod 11 is further driven to rotate;
s3, a first transmission nut 13 is connected with the first lead screw 11 in a rotating and driving mode through screw thread transmission, the first transmission nut moves forwards along the first lead screw 11, the first connecting frame 14 is further driven to move forwards, the first ejector block 16 is further driven to move forwards until an arc chamfer 177 at the end of the first ejector block 16 is in contact with the inner wall of the pipeline, the first ejector block 16 is enabled to eject against the inner wall of the pipeline along with the continuous rotation of the first lead screw 11, the pipeline provides a counterforce for the first ejector block 16, the first ejector block 16 transmits the acting force to a pressure sensor 15, the pressure sensor 15 converts the pressure into a digital signal to be displayed, and people can detect the compressive strength of the pipeline;
s4, the rotation of the first bevel gear 9 drives the third bevel gear 171 to rotate at the same time, and further drives the second lead screw 172 to rotate, and further drives the second transmission nut 174 to move forward along the second lead screw 172, and further drives the second connecting frame 175 to move forward, and further drives the second ejecting block 176 to move forward, when the first ejecting block 16 contacts with the inner wall of the pipeline, the second ejecting block 176 also just contacts with the inner wall of the pipeline, and further the second ejecting block 176 plays a supporting role, and the phenomenon that the whole device inclines under the reaction force of the pipeline to cause inaccurate detection is prevented.
The working principle is as follows: firstly, a traction rope is hung in a hanging hole 19 on a hanging block 18 through a hanging hook, then the device is pulled forwards through the traction rope, further a roller 6 on a support box 2 enters an inner cavity of the pipeline, a sliding block 5 is pushed to slide forwards in the support box 2 under the action of the elastic force of a spring 4, and further the excircle of the roller 6 is in close contact with the inner wall of the pipeline;
under the traction of a traction rope, the device moves forwards along with the roller 6 along the inner wall of the pipeline until the device moves to a position to be detected and stops traction, then the servo motor 8 is started, the servo motor 8 is further driven to drive the first bevel gear 9 to rotate, the rotation of the first bevel gear 9 drives the second bevel gear 10 meshed with the first bevel gear to rotate, and the first screw rod 11 is further driven to rotate;
the rotary driving of the first screw rod 11 and the screw transmission thereof are connected with a first transmission nut 13 which moves forwards along the first screw rod 11, so as to drive the first connecting frame 14 to move forwards, so as to drive the first ejector block 16 to move forwards until an arc chamfer 177 at the end part of the first ejector block 16 is contacted with the inner wall of the pipeline, the first ejector block 16 is enabled to eject the inner wall of the pipeline along with the continuous rotation of the first screw rod 11, the pipeline provides a counterforce for the first ejector block 16, the first ejector block 16 transmits the acting force to the pressure sensor 15, the pressure sensor 15 converts the pressure into a digital signal to be displayed, and people can detect the compressive strength of the pipeline;
the rotation of the first bevel gear 9 drives the third bevel gear 171 to rotate at the same time, and then drives the second lead screw 172 to rotate, and then drives the second transmission nut 174 to move forward along the second lead screw 172, and then drives the second connecting frame 175 to move forward, and then drives the second ejector block 176 to move forward, when the first ejector block 16 contacts with the inner wall of the pipeline, the second ejector block 176 also just contacts with the inner wall of the pipeline, and then the second ejector block 176 plays a supporting role, and the whole device is prevented from inclining under the reaction force of the pipeline, so that the detection is inaccurate.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (9)
1. The utility model provides a compressive strength detection device is restoreed to CIPP pipeline, includes connecting block (1), its characterized in that: the supporting box (2) is fixed at two ends of the connecting block (1), the baffle (3) is fixed in the middle of the inside of the supporting box (2), springs (4) are arranged on two sides of the baffle (3), the springs (4) are located inside the supporting box (2), a sliding block (5) is arranged at one end, away from the baffle (3), of each spring (4), the sliding block (5) slides in the supporting box (2), a roller (6) is rotatably connected to one end, away from the supporting box (2), of each sliding block (5), an installation box (7) is fixed in the middle of one end of the supporting box (2), a servo motor (8) is fixed on one side of the bottom end inside the installation box (7), a first bevel gear (9) is fixed to the end portion of an output shaft of the servo motor (8), and a second bevel gear (10) is connected to one side of the first bevel gear (9) in a meshing transmission manner, the second bevel gear (10) is fixed on a first screw rod (11), the first screw rod (11) is rotationally connected with the mounting box (7), the end part of one end of the first screw rod (11) far away from the installation box (7) is rotationally connected with a first installation barrel (12), the first mounting barrel (12) is fixed on the side wall of the mounting box (7), the first screw rod (11) is in threaded transmission connection with a first transmission nut (13), a first connecting frame (14) is fixed on the first transmission nut (13), the first connecting frame (14) penetrates through the side wall of the first mounting barrel (12), a first top block (16) is fixed at the end part of the first connecting frame (14), a pressure sensor (15) is arranged between the first top block (16) and the first connecting frame (14), and a supporting mechanism (17) is arranged at one end of the mounting box (7) far away from the first mounting barrel (12).
2. The CIPP pipeline restoration compressive strength detection device of claim 1, wherein: the supporting mechanism (17) comprises a third bevel gear (171), the third bevel gear (171) is in meshing transmission connection with the first bevel gear (9), the third bevel gear (171) is fixed on a second screw rod (172), the second screw rod (172) is in rotating connection with the installation box (7), one end, far away from the installation box (7), of the second screw rod (172) is in rotating connection with a second installation barrel (173), the second installation barrel (173) is fixed on the side wall of the installation box (7), a second transmission nut (174) is in threaded transmission connection with the second screw rod (172), a second connecting frame (175) is fixed on the second transmission nut (174), the second connecting frame (175) penetrates through the side wall of the second installation barrel (173), and a second top block (176) is fixed at the end of the second connecting frame (175).
3. The CIPP pipeline restoration compressive strength detection device of claim 2, wherein: the end parts of the first ejector block (16) and the second ejector block (176) are provided with arc chamfers (177).
4. The CIPP pipeline restoration compressive strength detection device of claim 1, wherein: and hanging blocks (18) are fixed on the outer end partition walls of the supporting box (2) and the mounting box (7), and hanging holes (19) are formed in the hanging blocks (18).
5. The CIPP pipeline restoration compressive strength detection device of claim 1, wherein: a hanging table (20) is fixed at the end part of one end, far away from the roller (6), of the sliding block (5), and the hanging table (20) slides in the supporting box (2).
6. The CIPP pipeline restoration compressive strength detection device of claim 1, wherein: and anti-skid grains (21) are arranged on the excircle of the roller (6).
7. The CIPP pipeline restoration compressive strength detection device of claim 1, wherein: and a ribbed plate (22) is fixedly connected between the lower end of the mounting box (7) and the side wall of the supporting box (2).
8. The CIPP pipeline restoration compressive strength detection device of claim 1, wherein: the two supporting boxes (2) are arranged vertically to each other.
9. The detection method of the CIPP pipe restoration compressive strength detection apparatus according to claim 1, characterized in that: the method specifically comprises the following steps:
s1, firstly hooking the traction rope into a hanging hole (19) on a hanging block (18) through a hanging hook, then pulling the device forwards through the traction rope, further enabling a roller (6) on the supporting box (2) to enter the inner cavity of the pipeline, pushing a sliding block (5) to slide forwards in the supporting box (2) under the action of the elastic force of a spring (4), and further enabling the excircle of the roller (6) to be in close contact with the inner wall of the pipeline;
s2, under the traction of a traction rope, the device moves forwards along with the roller (6) along the inner wall of the pipeline until the device moves to a position to be detected and stops traction, then the servo motor (8) is started, the servo motor (8) is further driven to drive the first bevel gear (9) to rotate, the first bevel gear (9) is driven to rotate by rotation of the second bevel gear (10) meshed with the first bevel gear, and the first screw rod (11) is further driven to rotate;
s3, a first transmission nut (13) is connected with a first lead screw (11) in a rotating and rotating mode through the first lead screw (11) in a threaded transmission mode and moves forwards along the first lead screw (11), so that a first connecting frame (14) is driven to move forwards, a first ejection block (16) is driven to move forwards until an arc chamfer (177) at the end of the first ejection block (16) is in contact with the inner wall of a pipeline, the first ejection block (16) pushes the inner wall of the pipeline with the continuous rotation of the first lead screw (11), the pipeline provides a reaction force for the first ejection block (16), the first ejection block (16) transmits the action force to a pressure sensor (15), the pressure sensor (15) converts the pressure into a digital signal to be displayed, and people can detect the compressive strength of the pipeline;
s4, the rotation of first bevel gear (9) drives third bevel gear (171) rotatory simultaneously, and then drive second lead screw (172) rotatory, and then drive second drive nut (174) along second lead screw (172) forward motion, and then drive second link (175) forward motion, and then drive second kicking block (176) forward motion, second kicking block (176) also just in time contact with the pipeline inner wall when first kicking block (16) and pipeline inner wall contact, and then second kicking block (176) play the supporting role, prevent that whole device from taking place to incline under the reaction force of pipeline and leading to detecting inaccurately.
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| CN111830123B (en) * | 2020-07-15 | 2023-07-25 | 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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| CN109813599A (en) | 2019-05-28 |
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Address after: 201600 building 4, No. 125, Lane 1190, Jiujing Road, Jiuting Town, Songjiang District, Shanghai Applicant after: SHANGHAI QIANYE MUNICIPAL ENGINEERING Co.,Ltd. Address before: 171d, 168 Gongxiang Road, Baoshan District, Shanghai Applicant before: SHANGHAI QIANYE MUNICIPAL ENGINEERING Co.,Ltd. |
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