CN114413100B - Replacement method and device for explosion-proof PE pipe in working state - Google Patents
Replacement method and device for explosion-proof PE pipe in working state Download PDFInfo
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- CN114413100B CN114413100B CN202210025764.0A CN202210025764A CN114413100B CN 114413100 B CN114413100 B CN 114413100B CN 202210025764 A CN202210025764 A CN 202210025764A CN 114413100 B CN114413100 B CN 114413100B
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- water pipe
- box body
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- bevel gear
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- 238000000034 method Methods 0.000 title claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 195
- 238000005520 cutting process Methods 0.000 claims abstract description 69
- 238000007789 sealing Methods 0.000 claims abstract description 13
- 239000002352 surface water Substances 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 2
- 239000004698 Polyethylene Substances 0.000 description 20
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
- 239000003845 household chemical Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000003317 industrial substance Substances 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/16—Devices for covering leaks in pipes or hoses, e.g. hose-menders
- F16L55/168—Devices for covering leaks in pipes or hoses, e.g. hose-menders from outside the pipe
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/18—Appliances for use in repairing pipes
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sawing (AREA)
- Turning (AREA)
Abstract
The invention discloses a replacement device for an explosion-proof PE pipe in the technical field of PE pipe replacement in a working state, which comprises an upper box body and a lower box body, wherein the upper box body is rotationally connected with the lower box body, and the upper box body and the lower box body are used for sealing and clamping damaged water pipes; the upper box body and the lower box body are internally provided with a cutting mechanism and a replacement mechanism, the cutting mechanism is used for cutting off the water leakage part on the surface of the damaged water pipe, the replacement mechanism drives a new water pipe to move away from the damaged water pipe when the cutting mechanism cuts the water pipe, the replacement mechanism is used for driving the new water pipe to move towards the damaged water pipe when the cutting mechanism completely cuts off the damaged water pipe, and then the new water pipe is tightly installed at the position of the cut-off part on the surface of the damaged water pipe; the device can be in the in-process of changing the water pipe can be without closing the water source for damage obtains the normal work of water pipe, and the normal transportation of rivers flows, thereby can avoid the bad influence that causes because of changing the PE pipe.
Description
Technical Field
The invention relates to the technical field of PE pipe replacement, in particular to a method and a device for replacing an explosion-proof PE pipe in a working state.
Background
The PE pipe is a polyethylene pipe, and the application range of the common PE pipe water supply pipeline is lower than 40 ℃ and cannot be used for a hot water conveying pipeline. The PE pipe is a thermoplastic resin with high crystallinity and non-polarity. The original HDPE has a milky white appearance and a semitransparent shape with a certain degree on a micro-thin section. PE has excellent resistance to most household and industrial chemicals. The PE pipe has wide application field. Wherein the feed pipe and the gas pipe are the two largest application markets thereof.
The phenomenon that can appear leaking after PE feed pipe surface breaks and damages, need to break the PE pipe and leak some cutting off when maintaining the PE pipe, then change new PE pipe, when current PE pipe changes the maintenance, at first need to close the water source for PE pipe stop working, consequently rivers then can stop flowing transportation, thereby can have caused the puzzlement to relevant industrial production and people's daily life in the time that PE pipe stopped working.
Based on the above, the invention designs a method and a device for replacing an explosion-proof PE pipe in a working state, so as to solve the problems.
Disclosure of Invention
The invention aims to provide a method and a device for replacing an explosion-proof PE pipe in a working state, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the replacement device comprises an upper box body and a lower box body which are rotationally connected, wherein the upper box body and the lower box body are used for sealing and clamping damaged water pipes; the upper box body and the lower box body are internally provided with a cutting mechanism and a replacement mechanism, the cutting mechanism is used for cutting off the water leakage part on the surface of the damaged water pipe, the replacement mechanism drives a new water pipe to move away from the damaged water pipe when the cutting mechanism cuts the water pipe, the replacement mechanism is used for driving the new water pipe to move towards the damaged water pipe when the cutting mechanism completely cuts off the damaged water pipe, and then the new water pipe is tightly installed at the position of the part of the damaged water pipe, the surface of which is cut off.
The cutting mechanism comprises a fixed plate, two half gear rings are symmetrically arranged at the left end and the right end of the fixed plate, and the two half gear rings are fixedly connected with the surfaces of the upper box body and the lower box body respectively; the surface of the half gear ring is provided with a sliding groove, a sliding block is connected in the sliding groove in a sliding way, and the left end and the right end of the fixed plate are fixedly connected with the sliding blocks on the left side and the right side; the two ends of the two half gear rings are mutually attached, and the sliding grooves in the two half gear rings are mutually communicated; cutting knives are symmetrically arranged at the left side and the right side of the upper end of the fixed plate; the bottom end of the fixed plate is provided with a first driving mechanism, the upper end of the fixed plate is provided with a second driving mechanism, the first driving mechanism is used for driving the sliding block to slide in the sliding groove so as to drive the fixed plate to rotate along the track of the sliding groove to drive the cutting knife to rotate around the damaged water pipe surface, the second driving mechanism is used for driving the cutting knife to rotate and simultaneously driving the rotating cutting knife to move to a position for cutting the damaged water pipe.
The first driving mechanism comprises a motor, the motor is fixedly connected with a fixed plate, gears are symmetrically and fixedly connected with the left end and the right end of an output shaft of the motor, the gears are rotationally connected with the fixed plate, and the gears on the left side and the right side are respectively meshed with half gear rings on the left side and the right side.
The second driving mechanism comprises two first bevel gears and a second bevel gear, the first bevel gears are meshed with the second bevel gears, and the first bevel gears are fixedly connected with the motor output shaft; the upper end of the second bevel gear is fixedly connected with a telescopic rod, the telescopic rod is rotationally connected with the fixed plate, and the upper end of the telescopic rod is fixedly connected with a third bevel gear; the upper end of the fixed plate is provided with a sliding plate, the left side and the right side of the upper end of the fixed plate are symmetrically and fixedly connected with a supporting frame, the sliding plate is in sliding connection with the supporting frame, a cutting knife is in rotating connection with the sliding plate, the surfaces of the cutting knife on the left side and the right side are fixedly connected with a fourth bevel gear, the fourth bevel gear is meshed with a third bevel gear, and the third bevel gear is in rotating connection with the sliding plate; the support frame is laminated with the water pipe surface of damage and support frame bottom fixedly connected with cylinder, the cylinder other end and sliding plate fixed connection.
The replacing mechanism comprises two half-cone toothed rings which are fixedly connected with the upper box body and the lower box body respectively; the upper end of the fixed plate is fixedly connected with a fixed frame, the surface of the fixed frame is rotationally connected with a fifth bevel gear, the surface of the fixed frame is slidably connected with a threaded rod, the threaded rod is in threaded fit with the fifth bevel gear, the fifth bevel gear is meshed with a half-cone toothed ring, and the two ends of the half-cone toothed ring on the upper side and the lower side are mutually attached; the bottom end of the threaded rod is fixedly connected with a first connecting block, the left end and the right end of the first connecting block are symmetrically and rotationally connected with a connecting rod, the other end of the connecting rod is rotationally connected with a second connecting block, the front end and the rear end of the surface of the second connecting block are symmetrically and rotationally connected with arc-shaped clamping plates, and the front side and the rear side of the arc-shaped clamping plates are attached to the surface of a new water pipe; the arc splint surface and second connecting block rotation department fixedly connected with torsional spring, the torsional spring other end and second connecting block fixed connection.
Connecting sleeves are connected to the left end and the right end of the surface of the new water pipe in a sliding manner, a plurality of sealing rings are uniformly and fixedly connected to the inner surface of the connecting sleeve, and the sealing rings are attached to the surface of the new water pipe; the front end and the rear end of the surface of the connecting sleeve are symmetrically and fixedly connected with first clamping blocks, the front end and the rear end of the new water pipe are symmetrically and fixedly connected with second clamping blocks, and the first clamping blocks are matched with the second clamping blocks in a clamping manner, and the whole second clamping blocks are made of elastic metal materials.
The diameter of the first bevel gear is larger than that of the second bevel gear, and the diameter of the fourth bevel gear is larger than that of the third bevel gear.
A method for replacing an explosion-proof PE pipe in a working state comprises the following specific steps:
step one: placing the damaged water pipe surface water leakage part at the middle positions in the upper box body and the lower box body, and then closing the upper box body and the lower box body;
step two: when the water leaked from the damaged water pipe fills the upper box body and the lower box body, starting a cutting mechanism to cut off the water leakage part on the surface of the damaged water pipe;
step three: after the cutting mechanism cuts off the water leakage part of the damaged water pipe surface, the replacement mechanism drives the new water pipe to move to the position where the damaged water pipe is cut off and the new water pipe is tightly installed on the damaged water pipe surface.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the damaged water pipe is clamped between the upper box body and the lower box body in a sealing way, and then the upper box body and the lower box body are closed to form a sealed space, so that when the water leaked from the damaged water pipe fills the upper box body and the lower box body, the damaged water pipe can continue to normally work and transport water flow when the water leaked from the surface of the damaged water pipe is cut off through the cutting mechanism; when the cutting mechanism cuts the damaged water pipe, the replacement mechanism drives the new water pipe to move away from the damaged water pipe, so that a falling space can be vacated for the cut part of the damaged water pipe; when the cutting mechanism cuts off the water leakage part on the surface of the damaged water pipe completely, the cut-off part of the damaged water pipe can fall down through a gap between the new water pipe and the damaged water pipe, at the moment, the replacement mechanism drives the new water pipe to move to the position of the cut-off part of the damaged water pipe, and then the new water pipe is tightly installed on the surface of the damaged water pipe; the device can be used for replacing the water pipe without closing a water source, so that the damaged water pipe works normally, and water flows normally in transportation.
2. According to the invention, when the novel water pipe is driven to move to the position of butting with the damaged water pipe by the threaded rod, the threaded rod drives the first connecting block to move continuously, the connecting block can push the second connecting block and the arc clamping plate to slide at the left and right end positions on the second surface respectively by the connecting rods at the left and right ends, and the second connecting block and the arc clamping plate can push the connecting sleeves at the left and right ends of the surface of the novel water pipe to the surface of the damaged water pipe, so that the first clamping block on the surface of the connecting sleeve is clamped with the second clamping block on the surface of the damaged water pipe, and the novel water pipe and the damaged water pipe can be connected more tightly.
Drawings
FIG. 1 is a flow chart of the method of the present invention;
FIG. 2 is a schematic diagram of the overall structure of the present invention;
FIG. 3 is a schematic view of a split structure of the present invention;
FIG. 4 is a schematic view showing the structure of the upper case in the opened state of the present invention;
FIG. 5 is a schematic view of a cutting mechanism according to the present invention;
FIG. 6 is an enlarged schematic view of the structure of FIG. 5A;
FIG. 7 is a schematic view of a replacement mechanism according to the present invention;
FIG. 8 is an enlarged schematic view of the structure of B in FIG. 7;
FIG. 9 is a schematic view of a cross-sectional view of a connecting sleeve of the present invention;
fig. 10 is a schematic structural view of a telescopic rod according to the present invention.
In the drawings, the list of components represented by the various numbers is as follows:
the upper box body 1, the lower box body 2, the fixed plate 4, the half gear ring 5, the sliding chute 6, the sliding block 7, the cutting knife 8, the motor 9, the gear 10, the first bevel gear 11, the second bevel gear 12, the telescopic rod 13, the third bevel gear 14, the sliding plate 15, the supporting frame 16, the fourth bevel gear 17, the cylinder 18, the half gear ring 19, the fixed frame 20, the fifth bevel gear 21, the threaded rod 22, the first connecting block 23, the connecting rod 24, the second connecting block 25, the arc clamping plate 26, the torsion spring 27, the connecting sleeve 28, the sealing ring 29, the first clamping block 30 and the second clamping block 31.
Detailed Description
Referring to fig. 1-10, the present invention provides a technical solution: the device comprises an upper box body 1 and a lower box body 2, wherein the upper box body 1 is rotationally connected with the lower box body 2, and the upper box body 1 and the lower box body 2 are used for sealing and clamping damaged water pipes; the upper box body 1 and the lower box body 2 are internally provided with a cutting mechanism and a replacement mechanism, the cutting mechanism is used for cutting off the water leakage part of the surface of the damaged water pipe, the replacement mechanism drives a new water pipe to move away from the damaged water pipe when the cutting mechanism cuts the water pipe, the replacement mechanism is used for driving the new water pipe to move towards the damaged water pipe when the cutting mechanism completely cuts off the damaged water pipe, and then the new water pipe is tightly installed at the position of the cut-off part of the surface of the damaged water pipe; when the device works, as the damaged water pipe is in a working state, water flows in the damaged water pipe, and the flowing and transportation of water flow can be influenced when a new water pipe is replaced; the damaged water pipe is clamped between the upper box body 1 and the lower box body 2 in a sealing way, and then the upper box body 1 and the lower box body 2 are closed to form a sealed space, so that when the water leaked from the damaged water pipe fills the upper box body 1 and the lower box body 2, the damaged water pipe can continue to normally work and transport water flow when the water leaked from the surface of the damaged water pipe is cut off through the cutting mechanism; when the cutting mechanism cuts the damaged water pipe, the replacement mechanism drives the new water pipe to move away from the damaged water pipe, so that a falling space can be vacated for the cut part of the damaged water pipe; when the cutting mechanism cuts off the water leakage part on the surface of the damaged water pipe completely, the cut-off part of the damaged water pipe can fall down through a gap between the new water pipe and the damaged water pipe, at the moment, the replacement mechanism drives the new water pipe to move to the position of the cut-off part of the damaged water pipe, and then the new water pipe is tightly installed on the surface of the damaged water pipe; the device can be used for replacing the water pipe without closing a water source, so that the damaged water pipe works normally, and water flows normally in transportation.
As a further scheme of the invention, the cutting mechanism comprises a fixed plate 4, two half gear rings 5 are symmetrically arranged at the left end and the right end of the fixed plate 4, and the two half gear rings 5 are fixedly connected with the surfaces of the upper box body 1 and the lower box body 2 respectively; the surface of the half gear ring 5 is provided with a chute 6, a slide block 7 is connected in the chute 6 in a sliding way, and the left end and the right end of the fixed plate 4 are fixedly connected with the slide blocks 7 on the left side and the right side; the two ends of the two half gear rings 5 are mutually attached, and the sliding grooves 6 in the two half gear rings 5 are mutually communicated; the left side and the right side of the upper end of the fixed plate 4 are symmetrically provided with cutting knives 8; the bottom end of the fixed plate 4 is provided with a first driving mechanism, the upper end of the fixed plate 4 is provided with a second driving mechanism, the first driving mechanism is used for driving the sliding block 7 to slide in the sliding groove 6 so as to drive the fixed plate 4 to rotate along the track of the sliding groove 6 to drive the cutting knife 8 to rotate around the surface of the damaged water pipe, and the second driving mechanism is used for driving the cutting knife 8 to rotate and simultaneously driving the rotating cutting knife 8 to move to the position for cutting the damaged water pipe; during operation, through starting first actuating mechanism can drive fixed plate 4 and rotate around the water pipe of damage, can drive cutting knife 8 rotation of fixed plate 4 surface left and right sides through starting second actuating mechanism, drive cutting knife 8 simultaneously and remove and cut the water pipe of damage to being close to the water pipe direction of damage, fixed plate 4 can drive cutting knife 8 and also rotate the cutting around the water pipe of damage when rotating around the water pipe of damage to can realize cutting knife 8 and cut off the part of damage water pipe surface damage.
As a further scheme of the invention, the first driving mechanism comprises a motor 9, the motor 9 is fixedly connected with a fixed plate 4, gears 10 are symmetrically and fixedly connected at the left end and the right end of an output shaft of the motor 9, the gears 10 are rotationally connected with the fixed plate 4, and the gears 10 at the left side and the right side are respectively meshed with half gear rings 5 at the left side and the right side; during operation, the gear 10 at the left end and the right end can be driven to rotate by the starting motor 9, and the fixed plate 4 can drive the sliding block 7 to slide in the sliding groove 6 under the action of the two half gear rings 5 at the left side and the right side when the gear 10 rotates, so that the fixed plate 4 can stably rotate around a damaged water pipe.
As a further scheme of the invention, the second driving mechanism comprises two first bevel gears 11 and a second bevel gear 12, wherein the first bevel gears 11 are meshed with the second bevel gears 12, and the first bevel gears 11 are fixedly connected with an output shaft of the motor 9; the upper end of the second bevel gear 12 is fixedly connected with a telescopic rod 13, the telescopic rod 13 is rotationally connected with the fixed plate 4, and the upper end of the telescopic rod 13 is fixedly connected with a third bevel gear 14; the upper end of the fixed plate 4 is provided with a sliding plate 15, the left side and the right side of the upper end of the fixed plate 4 are symmetrically and fixedly connected with a supporting frame 16, the sliding plate 15 is in sliding connection with the supporting frame 16, the cutting knife 8 is in rotary connection with the sliding plate 15, the surfaces of the cutting knives 8 on the left side and the right side are fixedly connected with a fourth bevel gear 17, the fourth bevel gear 17 is meshed with a third bevel gear 14, and the third bevel gear 14 is in rotary connection with the sliding plate 15; the support frame 16 is attached to the surface of the damaged water pipe, the bottom end of the support frame 16 is fixedly connected with the air cylinder 18, and the other end of the air cylinder 18 is fixedly connected with the sliding plate 15; during operation, the first bevel gears 11 at the left end and the right end can be driven to rotate when the motor 9 is started, the second bevel gears 12 are driven to rotate when the first bevel gears 11 rotate, the telescopic rods 13 are driven to rotate when the second bevel gears 12 rotate, the fourth bevel gears 17 are driven to rotate when the telescopic rods 13 rotate, the cutting knives 8 are driven to rotate through the third bevel gears 14 when the fourth bevel gears 17 rotate, at the moment, the starting cylinders 18 can drive the sliding plates 15 to slide upwards on the surfaces of the supporting frames 16, the telescopic rods 13 are driven to stretch when the sliding plates 15 slide upwards, meanwhile, the cutting knives 8 at the left end and the right end are driven to move upwards, when the cutting knives 8 move to the uppermost position, the inner walls of damaged water pipes are cut off just at the moment, and then the cutting knives 8 are driven to rotate around the damaged water pipes through the fixing plates 4, so that damaged parts on the surfaces of the damaged water pipes can be cut off completely.
As a further scheme of the invention, the replacing mechanism comprises two half-cone toothed rings 19, and the two half-cone toothed rings 19 are fixedly connected with the upper box body 1 and the lower box body 2 respectively; the upper end of the fixed plate 4 is fixedly connected with a fixed frame 20, the surface of the fixed frame 20 is rotationally connected with a fifth bevel gear 21, the surface of the fixed frame 20 is slidably connected with a threaded rod 22, the threaded rod 22 is in threaded fit with the fifth bevel gear 21, the fifth bevel gear 21 is meshed with the half-cone-shaped toothed ring 19, and the two ends of the half-cone-shaped toothed rings 19 on the upper side and the lower side are mutually attached; the bottom end of the threaded rod 22 is fixedly connected with a first connecting block 23, the left end and the right end of the first connecting block 23 are symmetrically and rotationally connected with a connecting rod 24, the other end of the connecting rod 24 is rotationally connected with a second connecting block 25, the front end and the rear end of the surface of the second connecting block 25 are symmetrically and rotationally connected with arc clamping plates 26, and the arc clamping plates 26 on the front side and the rear side are attached to the surface of a new water pipe; a torsion spring 27 is fixedly connected to the rotating part of the surface of the arc-shaped clamping plate 26 and the second connecting block 25, and the other end of the torsion spring 27 is fixedly connected with the second connecting block 25; during operation, when the fixed plate 4 rotates around a damaged water pipe, the fixed plate 20 is driven to rotate, the fixed plate 20 drives the threaded rod 22 and the fifth bevel gear 21 on the surface of the fixed plate 20 to rotate along with the fixed plate 20, the fifth bevel gear 21 starts to rotate under the action of the two half-cone toothed rings 19 when rotating along with the most fixed plate 20, the fifth bevel gear 21 drives the threaded rod 22 to move away from the damaged water pipe in the direction of the damaged water pipe, when the threaded rod 22 moves to the maximum position, the damaged water pipe is cut, the damaged water pipe can automatically fall off due to the cut distribution, at the moment, the motor 9 is started to rotate reversely, the air cylinder 18 is started to enable the sliding plate 15 to reset and slide to the position attached to the fixed plate 4, and when the fixed plate 4 drives the fixed plate 20 to rotate reversely, the fifth bevel gear 21 drives the threaded rod 22 to move towards the direction close to the damaged water pipe under the action of the two half-cone toothed rings 19, the threaded rod 22 drives the new water pipe to move through the first connecting block 23, the connecting rod 24, the second connecting block 25 and the arc-shaped clamping plate 26, and when the new water pipe moves to the position contacted with the surface of the support frame 16, the new water pipe is located at the same height as the damaged water pipe, and the left end and the right end of the damaged water pipe is attached to the damaged water pipe.
As a further scheme of the invention, the left end and the right end of the surface of the new water pipe are connected with connecting sleeves 28 in a sliding way, the inner surface of each connecting sleeve 28 is uniformly and fixedly connected with a plurality of sealing rings 29, and the sealing rings 29 are attached to the surface of the new water pipe; the front end and the rear end of the surface of the connecting sleeve 28 are symmetrically and fixedly connected with a first clamping block 30, the front end and the rear end of a new water pipe are symmetrically and fixedly connected with a second clamping block 31, the first clamping block 30 is matched with the second clamping block 31 in a clamping way, and the whole second clamping block 31 is made of elastic metal; when the novel water pipe is connected with damaged water pipes at the left end and the right end in a butt joint mode, the threaded rod 22 drives the first connecting block 23 to move continuously, the first connecting block 23 drives the second connecting block 25 and the arc clamping plate 26 at the left end and the right end to slide at the left end and the right end of the novel water pipe surface respectively through the connecting rod 24 at the left end and the right end, the connecting sleeve 28 on the novel water pipe surface can be pushed to the damaged water pipe surface through the second connecting block 25 and the arc clamping plate 26, and when the first clamping block 30 on the surface of the connecting sleeve 28 is clamped with the second clamping block 31 on the damaged water pipe surface, the damaged water pipe and the novel water pipe are connected completely at the moment, and the motor 9 can be stopped.
As a further aspect of the present invention, the diameter of the first bevel gear 11 is larger than the diameter of the second bevel gear 12, and the diameter of the fourth bevel gear 17 is larger than the diameter of the third bevel gear 14; during operation, because the cutter 8 needs to rotate rapidly when the damaged water pipe is cut, the second bevel gear 12 can be driven to rotate rapidly when the first bevel gear 11 rotates, the second bevel gear 12 drives the fourth bevel gear 17 to rotate at the same speed, the fourth bevel gear 17 drives the third bevel gear 14 to rotate rapidly, and the third bevel gear 14 can drive the cutter 8 to rotate rapidly, so that the cutting effect of the cutter 8 can be effectively improved.
A method for replacing an explosion-proof PE pipe in a working state comprises the following specific steps:
step one: placing the damaged water pipe surface water leakage part at the middle positions in the upper box body 1 and the lower box body 2, and then closing the upper box body 1 and the lower box body 2;
step two: when the water leaked from the damaged water pipe fills the upper box body 1 and the lower box body 2, starting a cutting mechanism to cut off the water leakage part on the surface of the damaged water pipe;
step three: after the cutting mechanism cuts off the water leakage part of the damaged water pipe surface, the replacement mechanism drives the new water pipe to move to the position where the damaged water pipe is cut off and the new water pipe is tightly installed on the damaged water pipe surface.
Claims (4)
1. The utility model provides a change device under explosion-proof PE pipe operating condition, includes box (1) and lower box (2), its characterized in that: the upper box body (1) is rotationally connected with the lower box body (2), and the upper box body (1) and the lower box body (2) are used for sealing and clamping damaged water pipes; the upper box body (1) and the lower box body (2) are internally provided with a cutting mechanism and a replacement mechanism, the cutting mechanism is used for cutting off the water leakage part on the surface of the damaged water pipe, the replacement mechanism drives a new water pipe to move away from the damaged water pipe when the cutting mechanism cuts the water pipe, and the replacement mechanism is used for driving the new water pipe to move towards the damaged water pipe when the cutting mechanism completely cuts off the damaged water pipe, and then the new water pipe is tightly installed at the position of the part of the surface of the damaged water pipe, which is cut off;
the cutting mechanism comprises a fixed plate (4), two half gear rings (5) are symmetrically arranged at the left end and the right end of the fixed plate (4), and the two half gear rings (5) are fixedly connected with the surfaces of the upper box body (1) and the lower box body (2) respectively; a sliding groove (6) is formed in the surface of the half gear ring (5), a sliding block (7) is connected in a sliding manner in the sliding groove (6), and the left end and the right end of the fixed plate (4) are fixedly connected with the sliding blocks (7) on the left side and the right side; two ends of the two half gear rings (5) are mutually attached, and sliding grooves (6) in the two half gear rings (5) are mutually communicated; cutting knives (8) are symmetrically arranged at the left side and the right side of the upper end of the fixed plate (4); the bottom end of the fixed plate (4) is provided with a first driving mechanism, the upper end of the fixed plate (4) is provided with a second driving mechanism, the first driving mechanism is used for driving the sliding block (7) to slide in the sliding groove (6) so as to drive the fixed plate (4) to rotate along the track of the sliding groove (6) to drive the cutting knife (8) to rotate around the damaged water pipe surface, and the second driving mechanism is used for driving the cutting knife (8) to rotate and simultaneously driving the rotating cutting knife (8) to move to the position for cutting the damaged water pipe;
the replacing mechanism comprises two half-cone toothed rings (19), and the two half-cone toothed rings (19) are fixedly connected with the upper box body (1) and the lower box body (2) respectively; the upper end of the fixing plate (4) is fixedly connected with a fixing frame (20), a fifth bevel gear (21) is rotationally connected to the surface of the fixing frame (20), a threaded rod (22) is slidably connected to the surface of the fixing frame (20), the threaded rod (22) is in threaded fit with the fifth bevel gear (21), the fifth bevel gear (21) is meshed with a half-cone toothed ring (19), and two ends of the half-cone toothed ring (19) on the upper side and the lower side are mutually attached; the bottom end of the threaded rod (22) is fixedly connected with a first connecting block (23), the left end and the right end of the first connecting block (23) are symmetrically and rotationally connected with a connecting rod (24), the other end of the connecting rod (24) is rotationally connected with a second connecting block (25), the front end and the rear end of the surface of the second connecting block (25) are symmetrically and rotationally connected with arc-shaped clamping plates (26), and the front side and the rear side of the arc-shaped clamping plates (26) are attached to the surface of a new water pipe; a torsion spring (27) is fixedly connected to the rotating part of the surface of the arc clamping plate (26) and the second connecting block (25), and the other end of the torsion spring (27) is fixedly connected with the second connecting block (25);
the first driving mechanism comprises a motor (9), the motor (9) is fixedly connected with the fixed plate (4), gears (10) are symmetrically and fixedly connected to the left end and the right end of an output shaft of the motor (9), the gears (10) are rotationally connected with the fixed plate (4), and the gears (10) at the left side and the right side are respectively meshed with half gear rings (5) at the left side and the right side;
the second driving mechanism comprises two first bevel gears (11) and a second bevel gear (12), the first bevel gears (11) are meshed with the second bevel gears (12), and the first bevel gears (11) are fixedly connected with an output shaft of the motor (9); the upper end of the second bevel gear (12) is fixedly connected with a telescopic rod (13), the telescopic rod (13) is rotationally connected with the fixed plate (4), and the upper end of the telescopic rod (13) is fixedly connected with a third bevel gear (14); the upper end of the fixed plate (4) is provided with a sliding plate (15), the left side and the right side of the upper end of the fixed plate (4) are symmetrically and fixedly connected with a supporting frame (16), the sliding plate (15) is in sliding connection with the supporting frame (16), a cutting knife (8) is rotationally connected with the sliding plate (15), the surfaces of the cutting knife (8) on the left side and the right side are fixedly connected with a fourth bevel gear (17), the fourth bevel gear (17) is meshed with a third bevel gear (14), and the third bevel gear (14) is rotationally connected with the sliding plate (15); the support frame (16) is attached to the surface of the damaged water pipe, the bottom end of the support frame (16) is fixedly connected with an air cylinder (18), and the other end of the air cylinder (18) is fixedly connected with the sliding plate (15).
2. The replacement device in an explosion-proof PE pipe operating state according to claim 1, wherein: the left end and the right end of the surface of the new water pipe are connected with connecting sleeves (28) in a sliding manner, a plurality of sealing rings (29) are uniformly and fixedly connected to the inner surface of each connecting sleeve (28), and the sealing rings (29) are attached to the surface of the new water pipe; the front end and the rear end of the surface of the connecting sleeve (28) are symmetrically and fixedly connected with first clamping blocks (30), the front end and the rear end of the new water pipe are symmetrically and fixedly connected with second clamping blocks (31), and the first clamping blocks (30) are matched with the second clamping blocks (31) in a clamping manner, and the second clamping blocks (31) are integrally made of elastic metal materials.
3. The replacement device in an explosion-proof PE pipe operating state according to claim 1, wherein: the diameter of the first bevel gear (11) is larger than that of the second bevel gear (12), and the diameter of the fourth bevel gear (17) is larger than that of the third bevel gear (14).
4. A method for replacing an explosion-proof PE pipe in a working state, which is applicable to the replacement device of the explosion-proof PE pipe in a working state according to any one of claims 1 to 3, and is characterized in that: the method comprises the following specific steps:
step one: placing the damaged water pipe surface water leakage part at the middle positions in the upper box body (1) and the lower box body (2), and then closing the upper box body (1) and the lower box body (2);
step two: when the water leaked from the damaged water pipe is filled in the upper box body (1) and the lower box body (2), starting a cutting mechanism to cut off the water leakage part on the surface of the damaged water pipe;
step three: after the cutting mechanism cuts off the water leakage part of the damaged water pipe surface, the replacement mechanism drives the new water pipe to move to the position where the damaged water pipe is cut off and the new water pipe is tightly installed on the damaged water pipe surface.
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Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101199002B1 (en) * | 2012-04-16 | 2012-11-07 | 박창묵 | non cut off water supply module equipment |
| KR101309333B1 (en) * | 2013-02-21 | 2013-09-16 | 박창묵 | Pipe changing method |
| KR101352658B1 (en) * | 2012-08-30 | 2014-01-16 | 박창묵 | Cutting saw structure of non cut off water supply module equipment |
| US9574697B1 (en) * | 2012-02-21 | 2017-02-21 | Chris Wisehart | Pipe machining apparatuses and methods |
| CN107314190A (en) * | 2017-08-04 | 2017-11-03 | 中国石油大学(北京) | Pipeline rehabilitation device |
| CN209130313U (en) * | 2018-11-27 | 2019-07-19 | 广东省地标建设集团有限公司 | A kind of explosion-proof water pipe mounting structure |
| CN111059403A (en) * | 2019-12-27 | 2020-04-24 | 胡建 | Emergency pipeline repairing device for hydraulic engineering |
| KR102157841B1 (en) * | 2020-01-10 | 2020-09-18 | 조홍구 | Damage replacement device and replacement method of the damaged pipe using the same |
| CN112066150A (en) * | 2020-08-29 | 2020-12-11 | 杨瑞达 | Water pipe repairing device |
| CN112303380A (en) * | 2020-11-03 | 2021-02-02 | 谭小勤 | Anti-bursting hardware pipe fitting convenient to mount and dismount |
| CN213145756U (en) * | 2020-09-25 | 2021-05-07 | 黑龙江省水利水电集团有限公司 | Online leakage repairing device for water supply and drainage pipeline |
| CN113090856A (en) * | 2021-04-15 | 2021-07-09 | 孙莉新 | Plastic tubing detects repair equipment based on replacement formula is repaired |
| CN214055476U (en) * | 2020-10-19 | 2021-08-27 | 西藏建洲实业有限公司 | Cutting device is used in processing of PE pipeline |
-
2022
- 2022-01-11 CN CN202210025764.0A patent/CN114413100B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9574697B1 (en) * | 2012-02-21 | 2017-02-21 | Chris Wisehart | Pipe machining apparatuses and methods |
| KR101199002B1 (en) * | 2012-04-16 | 2012-11-07 | 박창묵 | non cut off water supply module equipment |
| KR101352658B1 (en) * | 2012-08-30 | 2014-01-16 | 박창묵 | Cutting saw structure of non cut off water supply module equipment |
| KR101309333B1 (en) * | 2013-02-21 | 2013-09-16 | 박창묵 | Pipe changing method |
| CN107314190A (en) * | 2017-08-04 | 2017-11-03 | 中国石油大学(北京) | Pipeline rehabilitation device |
| CN209130313U (en) * | 2018-11-27 | 2019-07-19 | 广东省地标建设集团有限公司 | A kind of explosion-proof water pipe mounting structure |
| CN111059403A (en) * | 2019-12-27 | 2020-04-24 | 胡建 | Emergency pipeline repairing device for hydraulic engineering |
| KR102157841B1 (en) * | 2020-01-10 | 2020-09-18 | 조홍구 | Damage replacement device and replacement method of the damaged pipe using the same |
| CN112066150A (en) * | 2020-08-29 | 2020-12-11 | 杨瑞达 | Water pipe repairing device |
| CN213145756U (en) * | 2020-09-25 | 2021-05-07 | 黑龙江省水利水电集团有限公司 | Online leakage repairing device for water supply and drainage pipeline |
| CN214055476U (en) * | 2020-10-19 | 2021-08-27 | 西藏建洲实业有限公司 | Cutting device is used in processing of PE pipeline |
| CN112303380A (en) * | 2020-11-03 | 2021-02-02 | 谭小勤 | Anti-bursting hardware pipe fitting convenient to mount and dismount |
| CN113090856A (en) * | 2021-04-15 | 2021-07-09 | 孙莉新 | Plastic tubing detects repair equipment based on replacement formula is repaired |
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| CN114413100A (en) | 2022-04-29 |
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