CN111911741A - Protective pipe plug device for building construction and construction method thereof - Google Patents
Protective pipe plug device for building construction and construction method thereof Download PDFInfo
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- CN111911741A CN111911741A CN202010757430.3A CN202010757430A CN111911741A CN 111911741 A CN111911741 A CN 111911741A CN 202010757430 A CN202010757430 A CN 202010757430A CN 111911741 A CN111911741 A CN 111911741A
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- 238000010276 construction Methods 0.000 title claims abstract description 36
- 238000009435 building construction Methods 0.000 title claims abstract description 18
- 230000001681 protective effect Effects 0.000 title claims abstract description 18
- 230000000670 limiting effect Effects 0.000 claims abstract description 56
- 210000000078 claw Anatomy 0.000 claims abstract description 38
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 230000008859 change Effects 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 14
- 230000008569 process Effects 0.000 description 11
- 239000004576 sand Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000004880 explosion Methods 0.000 description 4
- 239000002689 soil Substances 0.000 description 4
- 230000002265 prevention Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 238000012800 visualization Methods 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 239000008235 industrial water Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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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
- F16L55/10—Means for stopping flow in pipes or hoses
- F16L55/11—Plugs
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F3/00—Sewer pipe-line systems
- E03F3/06—Methods of, or installations for, laying sewer pipes
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- Mechanical Engineering (AREA)
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- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Pipe Accessories (AREA)
Abstract
The invention provides a protective pipe plug device for building construction and a construction method thereof, the protective pipe plug device comprises a shell and a main body, the interior of the shell is fixedly connected with the main body, one end of the main body is provided with a clamping mechanism, one end of the shell is provided with an outer limiting mechanism, through holes are symmetrically arranged on the main body, one end of the outer wall of the shell is fixedly connected with an air valve, one end surface close to the air valve is fixedly connected with a pressure gauge, the air valve is communicated with one end of the main body through the through holes, one end of the main body is equidistantly provided with a chute, the inner wall of the chute is connected with a limiting claw in a sliding manner, one end of the limiting claw is fixedly connected with a baffle plate, one end of a spring is fixedly connected with one side surface of the baffle plate, the other end of the spring is, the installation of being convenient for, the structure is firm, and it is more convenient to use, and the practicality is stronger.
Description
Technical Field
The invention relates to the technical field of building construction tools, in particular to a protective pipe plug device for building construction and a construction method thereof.
Background
In the existing water supply and drainage projects in urban construction, the water supply and drainage project is a pipe (canal) system project for conveying and distributing industrial water supply and domestic drinking water and collecting, conveying and discharging industrial wastewater, domestic sewage and rainwater, the water supply and drainage project is an integral part of the water supply and drainage system, plays an important role in the whole water supply and drainage system and comprises the pipe (canal) system and various construction projects (such as a pump station, a reservoir, a pipe bridge, a gate well, a sewage inspection well, a rainwater inlet and the like) on the pipe (canal) system. The engineering investment accounts for most of the total engineering investment of the water supply and drainage system.
The laying of the pipeline in the existing building engineering mainly comprises two construction processes, one is in the form of open trench digging, the trench is dug on the ground, then the pipeline is laid, and finally the soil is filled and compacted, because the pipeline made of engineering plastic materials is not as rigid as a steel pipe, the pipeline can deform during the process of compacting the pipeline, and the realization of the later-stage function of the pipeline is influenced; the second type is a non-excavation process, according to the flexibility characteristic of the plastic pipeline, a tractor drill is used for drilling, and a non-excavation earth surface mode is adopted for construction, the length can reach hundreds of meters, and the construction method that other pipes need to be excavated is broken through.
Disclosure of Invention
The invention aims to provide a protective pipe plug device for building construction and a construction method thereof, which aim to solve the problems in the background technology.
The invention is realized by the following technical scheme.
A protective pipe plug device for building construction comprises a shell and a main body, wherein the main body is fixedly connected inside the shell, a clamping mechanism is installed at one end of the main body, an outer limiting mechanism is arranged at one end of the shell, through holes are symmetrically formed in the main body, an air valve is fixedly connected at one end of the outer wall of the shell, a pressure gauge is fixedly connected to one end face, close to the air valve, of the shell, the air valve is communicated with one end of the main body through the through holes, the main body is clamped and plugged into the inner wall of a pipeline to block the pipeline, gas is injected into the pipeline through the air valve, so that the pressure inside the pipeline is higher than the pressure outside the pipeline, the pipeline has stronger rigidity, deformation caused by the action of external force is avoided in the pipeline construction process, the pressure gauge can well detect the pressure of the gas inside, the visualization of the internal pressure is, the pipeline damage caused in the construction process can be found in time, and the quality of pipeline construction pairs is improved.
Preferably, the clamping mechanism comprises a chute, a limiting claw, a petal cam, a spring, a baffle, a rotating shaft and a handle, the chute is arranged at one end of the main body at equal distance, the inner wall of the chute is connected with the limiting claw in a sliding manner, one end of the limiting claw is fixedly connected with the baffle, the spring is sleeved on the limiting claw, one end of the spring is fixedly connected with one side surface of the baffle, the other end of the spring is fixedly connected with the inner wall of the chute, the middle part of the main body is rotatably connected with the rotating shaft through a bearing, the petal cam is fixedly connected at one end of the rotating shaft close to the chute, the outer wall of the petal cam is lapped with one end of the limiting claw close to the baffle, the handle is fixedly connected at one end of the rotating shaft far away from the petal cam, when the main body is clamped into the inner wall of, cause and remove the incident, through rotating handle, can make the pivot rotate, fixed connection's petal cam rotates in the drive pivot, make along with petal cam's rotation and remove towards the direction of pipeline inner wall with petal cam lapped spacing claw, thereby block the inner wall of pipeline, block the pipeline when the pipeline has the trend of outside removal, guarantee that the end cap can not drop, reverse direction rotation handle when dismantling, make spacing claw towards inside shrink under the effect of spring this moment, remove the restriction this moment, can easily remove convenient reuse with the end cap, the stop gear who sets up simultaneously, can play spacing effect in the time of pivot handle, prevent to appear the phenomenon that the turned angle is too big to cause spacing claw to extend to the back of maximum value outward.
Preferably, stop gear includes spacing groove and stopper, the spacing groove has been seted up to one side that the main part was kept away from to the shell, fixedly connected with stopper in the pivot, and the stopper is located the spacing inslot portion.
Preferably, the inside fixedly connected with sand grip of shell, the sand grip of setting can block the outer wall of pipeline when the end cap has the trend that breaks away from the pipeline, coordinates the chucking device and fixes the end cap more firm, and the grit when the sand grip also can prevent to construct simultaneously enters into the inside of end cap to reduce the grinding of end cap, increase the life of end cap.
Preferably, one end of the main body, which is far away from the shell, is fixedly connected with a conical boss through a bolt, the conical boss is positioned outside the shell, and the conical boss is arranged at the front end of the main body, so that the guide during installation is facilitated, and the main body can be clamped into the pipeline more conveniently.
Preferably, the outer wall equidistance of shell is provided with anti-skidding platform, and the anti-skidding platform that sets up can provide a more reliable big stress point in installation and dismantlement this device, makes things convenient for the installation and the dismantlement of end cap, increases the practicality of this device.
Preferably, the outer wall of the main body is provided with a clamping groove, a sealing ring is arranged inside the clamping groove, the sealing ring is arranged to increase the air tightness of the plug, and the loss of internal air pressure is prevented during long-time construction.
Preferably, the shell is close to a terminal surface fixedly connected with check valve of pneumatic valve, and the exit end of check valve and the through-hole intercommunication in the main part, increases the security of this device through the check valve that sets up, prevents the circumstances such as the pipe explosion that the sudden change of pressure caused.
The invention also discloses a construction method of the protective pipe plug device for building construction,
when in inflation:
1.1, blocking the main body into the inner wall of the construction pipeline;
1.2, clockwise rotating the handle to drive the petal cam to rotate, so that the limiting claw lapped with the petal cam moves towards the inner wall of the pipeline and clamps the inner wall of the pipeline;
1.3, communicating an external inflation device with an air valve, opening the air valve to inflate, reading a reading on a pressure gauge in real time to obtain the pressure inside the pipeline, inflating to 0.3 time of the design pressure, and checking the air tightness of the pipeline and the connection strength of a plug device;
1.4, continuously inflating the interior of the pipeline through the air valve, reading a reading on a pressure gauge, stopping inflating after inflating to 1.2 times of the design pressure, closing the air valve, keeping the pressure for 5 minutes, and simultaneously checking the air tightness of the pipeline;
and 1.5, slowly opening the air valve, and deflating to reduce the internal pressure of the pipeline to the design pressure.
When the disassembly is carried out:
2.1, reading the reading of a pressure gauge, and recording and comparing the pressure change before and after construction;
2.2, opening the air valve to release pressure, observing the pressure gauge, obtaining the internal pressure value, closing the air valve when the air is released to 0.8 time of the design pressure, and stopping releasing the air;
2.3, checking the deformation condition of the pipeline, opening the air valve, and continuing to deflate until the internal air pressure is consistent with the external large air pressure;
2.4, rotating the handle anticlockwise to drive the petal cam to rotate anticlockwise, retracting the limiting claw until the limiting claw is not in contact with the inner wall of the pipeline, and removing the limiting effect;
and 2.5, pulling out the plug device, and completing the disassembly.
Compared with the prior art, the invention has the beneficial effects that:
1. the main body is clamped and plugged into the inner wall of the pipeline to plug the pipeline, gas is injected into the pipeline through the gas valve, so that the pressure inside the pipeline is greater than the pressure outside the pipeline, the pipeline has stronger rigidity, deformation caused by external force is avoided in the pipeline construction process, the pressure gauge can well detect the gas pressure inside the pipeline, the visualization of the internal pressure is realized, the gas tightness of the pipeline can be checked, the pipeline damage caused in the construction process can be timely found, and the quality of the pipeline construction pair is improved;
2. when the main body is blocked and plugged into the inner wall of the pipeline, the main body can be more reliably fixed through the clamping mechanism, the situation that the plug is rushed out along with the increase of the internal pressure to cause safety accidents is prevented, and by rotating the handle, the rotating shaft can rotate to drive the petal cam fixedly connected with the rotating shaft to rotate, the limiting claw lapped with the petal cam moves towards the inner wall of the pipeline along with the rotation of the petal cam, so as to clamp the inner wall of the pipeline, when the pipeline tends to move outwards, the pipeline is clamped, the plug is ensured not to fall off, when the handle is rotated in the opposite direction during disassembly, the limiting claw is contracted towards the inside under the action of the spring, the limitation is relieved, the plug can be easily removed for convenient reuse, meanwhile, the limiting mechanism can play a limiting effect when the handle is rotated, and the phenomenon that the limiting claw retracts after being extended to the maximum value due to overlarge rotating angle is prevented;
3. the arranged convex strip can clamp the outer wall of the pipeline when the plug tends to be separated from the pipeline, the plug is more firmly fixed by matching with a clamping device, and meanwhile, the convex strip can prevent sand and stones during construction from entering the interior of the plug, so that the grinding of the plug is reduced, and the service life of the plug is prolonged;
4. the anti-slip platform can provide a more reliable stress point when the device is mounted and dismounted, so that the mounting and dismounting of the plug are facilitated, the practicability of the device is improved, the air tightness of the plug is improved by the arranged sealing ring, the loss of internal air pressure is prevented during long-time construction, the conical boss is arranged at the front end of the main body, so that the guide during mounting is facilitated, and the main body can be clamped into the pipeline more conveniently.
5. The security of this device is increased through the check valve that sets up, runs into the pipeline volume that the soil body collapses great or external force takes place the sudden change to lead to and reduces, the circumstances such as internal pressure suddenly in the work progress, makes the inside gas of pipeline discharge that can be quick through destroying the check valve, and the theory of operation is similar to the fuse in the circuit to reduce inside atmospheric pressure, prevent the circumstances such as the pipe explosion that the emergence pressure sudden change caused.
Drawings
FIG. 1 is a schematic front perspective view of the present invention;
FIG. 2 is a schematic perspective view of the clamping mechanism of the present invention when retracted;
FIG. 3 is a schematic perspective view of the clamping mechanism of the present invention;
FIG. 4 is a schematic view of a half-section perspective of the present invention;
FIG. 5 is a schematic side perspective view of the present invention.
In the figure: 1. a housing; 2. a main body; 3. a chucking mechanism; 301. a chute; 302. a limiting claw; 303. a petal cam; 304. a spring; 305. a baffle plate; 306. a rotating shaft; 307. a handle; 4. a limiting mechanism; 401. a limiting groove; 402. a limiting block; 5. an air valve; 6. a pressure gauge; 7. a convex strip; 8. a conical boss; 9. a slip prevention table; 10. a seal ring; 11. a one-way valve.
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. 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.
Referring to fig. 1, a protective pipe plug device for building construction comprises a housing 1 and a main body 2, the main body 2 is fixedly connected inside the housing 1, a clamping mechanism 3 is installed at one end of the main body 2, a limiting mechanism 4 is arranged at one end of the housing 1, through holes are symmetrically formed in the main body 2, an air valve 5 is fixedly connected at one end of the outer wall of the housing 1, a pressure gauge 6 is fixedly connected to one end surface of the housing 1 close to the air valve 5, the air valve 5 is communicated with one end of the main body 2 through the through holes, sliding prevention tables 9 are equidistantly arranged on the outer wall of the housing 1, a conical boss 8 is fixedly connected to one end of the main body 2 far away from the housing 1 through bolts, the conical boss 8 is located outside the housing 1, a one-way valve 11 is fixedly connected to one end surface of the housing 1 close to the air valve 5, the outlet end, run into the pipeline volume that the soil body collapses great or external force takes place the sudden change to lead to and dwindles, the condition such as internal pressure suddenly in the work progress, make the inside gas of pipeline discharge that can be quick through destroying check valve 11, the theory of operation is similar to the fuse in the circuit to reduce inside atmospheric pressure, prevent the condition such as pipe explosion that the sudden change of emergence pressure caused, check valve 11 that wherein uses belongs to the gas circuit check valve commonly used, it does not do too much to describe again to belong to current ripe public technique.
Referring to fig. 2-3, the clamping mechanism 3 includes a sliding slot 301, a limiting claw 302, a petal cam 303, a spring 304, a baffle 305, a rotating shaft 306 and a handle 307, the sliding slot 301 is formed at one end of the main body 2 at equal intervals, the limiting claw 302 is connected to the inner wall of the sliding slot 301 in a sliding manner, the baffle 305 is fixedly connected to one end of the limiting claw 302, the spring 304 is sleeved on the limiting claw 302, one end of the spring 304 is fixedly connected to one side of the baffle 305, the other end of the spring 304 is fixedly connected to the inner wall of the sliding slot 301, the rotating shaft 306 is rotatably connected to the middle of the main body 2 through a bearing, the petal cam 303 is fixedly connected to one end of the rotating shaft 306 close to the sliding slot 301, the outer wall of the petal cam 303 is lapped with one end of the limiting claw 302 close to the baffle 305, the handle 307 is fixedly connected to one, prevent to cause the punching out of end cap along with the increase of internal pressure, cause the incident, through rotating handle 307, can make pivot 306 rotate, the petal cam 303 of fixed connection rotates on the drive pivot 306, make along with the rotation of petal cam 303 and move towards the direction of pipeline inner wall with petal cam 303 lapped spacing claw 302, thereby block the inner wall of pipeline, block the pipeline when the pipeline has the trend of outside removal, guarantee that the end cap can not drop, rotate handle 307 in the opposite direction when dismantling, make spacing claw 302 shrink towards inside under the effect of spring 304 this moment, remove the restriction this moment, can easily remove convenient reuse with the end cap.
Referring to fig. 4, a convex strip 7 is fixedly connected to the inside of the housing 1, the convex strip is inclined inward, the convex strip 7 can clamp the outer wall of the pipeline when the plug tends to be separated from the pipeline, the plug is more firmly fixed by matching with the clamping mechanism 3, meanwhile, sand and stones during construction can be prevented from entering the inside of the plug by the convex strip 7, accordingly, grinding of the plug is reduced, the service life of the plug is prolonged, a clamping groove is formed in the outer wall of the main body 2, a sealing ring 10 is installed inside the clamping groove, the sealing ring 10 is arranged to increase air tightness of the plug, and loss of internal air pressure is prevented during long-time construction.
Referring to fig. 5, the limiting mechanism 4 includes a limiting groove 401 and a limiting block 402, the limiting groove 401 is formed in one side of the housing 1 away from the main body 2, the rotating shaft 306 is fixedly connected with the limiting block 402, the limiting block 402 is located inside the limiting groove 401, and the limiting mechanism 4 is arranged to play a limiting effect when the rotating shaft handle 307 is used, so that the phenomenon that the limiting claw retracts after being extended to the maximum value due to an excessively large rotating angle is prevented.
Example 2
A construction method of a protective pipe plug device for building construction comprises the following steps
When in inflation:
1.1, blocking the main body 2 into the inner wall of the construction pipeline;
1.2, clockwise rotating a handle 307 to drive a petal cam 303 to rotate, so that a limiting claw 302 lapped with the petal cam 303 moves towards the inner wall of the pipeline and clamps the inner wall of the pipeline;
1.3, communicating an external inflation device with an air valve 5, opening the air valve 5 for inflation, reading a reading on a pressure gauge 6 in real time to obtain the pressure inside the pipeline, and inspecting the air tightness of the pipeline and the connection strength of a plug device after inflating to 0.3 times of the design pressure;
1.4, continuously inflating the interior of the pipeline through the air valve 5, reading the reading on the pressure gauge 6, stopping inflating after inflating to 1.2 times of the design pressure, closing the air valve 5, keeping the pressure for 5 minutes, and simultaneously checking the air tightness 5 of the pipeline;
1.5, slowly opening the air valve 5, and deflating to reduce the internal pressure of the pipeline to the design pressure;
when the disassembly is carried out:
2.1, reading the reading of a pressure gauge 6, and recording and comparing the pressure change before and after construction;
2.2, opening the air valve 5 to release pressure, observing the pressure gauge 6 to obtain an internal pressure value, closing the air valve 5 when the air is released to 0.8 time of the design pressure, and stopping releasing the air;
2.3, checking the deformation condition of the pipeline, opening the air valve 5, and continuing to deflate until the internal air pressure is consistent with the external large air pressure;
2.4, rotating the handle 307 anticlockwise to drive the petal cam 303 to rotate anticlockwise so as to enable the limiting claw 302 to retract until the limiting claw 302 is not in contact with the inner wall of the pipeline, and relieving the limiting effect;
and 2.5, pulling out the plug device, and completing the disassembly.
The working principle is as follows: the main body 2 is blocked and plugged into the inner wall of the pipeline to block the pipeline, gas is injected into the pipeline through the gas valve 5, so that the pressure inside the pipeline is greater than the pressure outside the pipeline, the pipeline has stronger rigidity, the pipeline cannot deform due to the action of external force in the pipeline construction process, the pressure gauge 6 can well detect the gas pressure inside the pipeline, the visualization of the internal pressure is realized, the effect of checking the gas tightness of the pipeline can be played, the pipeline damage caused in the construction process can be timely found, and the quality of the pipeline construction pair is improved; when the main body 2 is clamped and plugged into the inner wall of the pipeline, the main body 2 can be more reliably fixed through the clamping mechanism 3, the situation that the plug is rushed out along with the increase of the internal pressure and safety accidents are caused is prevented, the rotating shaft 306 can be rotated through rotating the handle 307, the petal cams 303 fixedly connected on the rotating shaft 306 are driven to rotate, the limiting claws 302 lapped with the petal cams 303 are moved towards the inner wall of the pipeline along with the rotation of the petal cams 303, so that the inner wall of the pipeline is clamped, the pipeline is clamped when the pipeline has the tendency of moving outwards, the plug is ensured not to fall off, when the pipeline is disassembled, the handle 307 is rotated in the opposite direction, the limiting claws 302 are contracted towards the inside under the action of the spring 304, the limitation is removed at the moment, the plug can be easily removed for convenient and repeated use, and meanwhile, the limiting mechanism 4 is arranged, and the limiting effect can, the phenomenon that the limiting claw retracts after extending to the maximum value due to the fact that the rotating angle is too large is prevented; the arranged convex strip 7 can clamp the outer wall of the pipeline when the plug tends to be separated from the pipeline, the plug is more firmly fixed by matching with the clamping mechanism 3, and meanwhile, the convex strip 7 can prevent sand and stones during construction from entering the interior of the plug, so that the grinding of the plug is reduced, and the service life of the plug is prolonged;
the arranged sliding prevention table 9 can provide a more reliable stress point when the device is installed and disassembled, so that the installation and the disassembly of the plug are convenient, the practicability of the device is improved, the air tightness of the plug is improved by the arranged sealing ring 10, the loss of internal air pressure is prevented during long-time construction, the conical boss 8 is arranged at the front end of the main body 2, so that the guide during installation is facilitated, and the main body 2 can be clamped into the pipeline more conveniently; through the check valve 11 that sets up increase the security of this device, run into the pipeline volume that the soil body collapses great or external force takes place the sudden change to lead to and dwindle, the circumstances such as internal pressure suddenly in the work progress, make the inside gas of pipeline discharge that can be quick through destroying check valve 11, the theory of operation is similar to the fuse in the circuit to reduce inside atmospheric pressure, prevent the circumstances such as the pipe explosion that the pressure sudden change caused.
There may be any such actual relationship or order between these entities or operations. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (9)
1. The utility model provides a pillar end cap device for construction, includes shell (1) and main part (2), the inside fixedly connected with main part (2) of shell (1), its characterized in that: chucking mechanism (3) are installed to main part (2) one end, the one end of shell (1) is provided with stop gear (4), the through-hole has been seted up to the symmetry on main part (2), shell (1) outer wall one end fixedly connected with pneumatic valve (5), a terminal surface fixedly connected with manometer (6) that shell (1) is close to pneumatic valve (5), pneumatic valve (5) are through-hole and main part (2) one end intercommunication.
2. The protective pipe plug device for building construction according to claim 1, wherein: the clamping mechanism (3) comprises a sliding groove (301), a limiting claw (302), a petal cam (303), a spring (304), a baffle plate (305), a rotating shaft (306) and a handle (307), the sliding groove (301) is formed in one end of the main body (2) at equal intervals, the limiting claw (302) is connected to the inner wall of the sliding groove (301) in a sliding mode, the baffle plate (305) is fixedly connected to one end of the limiting claw (302), the spring (304) is sleeved on the limiting claw (302), one end of the spring (304) is fixedly connected with one side face of the baffle plate (305), the other end of the spring (304) is fixedly connected with the inner wall of the sliding groove (301), the rotating shaft (306) is rotatably connected to the middle of the main body (2) through a bearing, the petal cam (303) is fixedly connected to one end, close to the sliding groove (301), of the outer wall of the petal cam (303) is in lap, and a handle (307) is fixedly connected to one end, far away from the petal cam (303), of the rotating shaft (306).
3. The protective pipe plug device for building construction according to claim 2, wherein: limiting mechanism (4) include spacing groove (401) and stopper (402), spacing groove (401) have been seted up to one side that main part (2) were kept away from in shell (1), fixedly connected with stopper (402) on pivot (306), and stopper (402) are located inside spacing groove (401).
4. The protective pipe plug device for building construction according to claim 1, wherein: the shell (1) is internally and fixedly connected with a convex strip (7).
5. The protective pipe plug device for building construction according to claim 1, wherein: the one end that shell (1) was kept away from in main part (2) passes through bolt fixedly connected with toper boss (8), and toper boss (8) are located the outside of shell (1).
6. The protective pipe plug device for building construction according to claim 1, wherein: the outer wall equidistance of shell (1) is provided with prevents slip table (9).
7. The protective pipe plug device for building construction according to claim 1, wherein: the outer wall of the main body (2) is provided with a clamping groove, and a sealing ring (10) is arranged inside the clamping groove.
8. The protective pipe plug device for building construction according to claim 1, wherein: one end face of the shell (1) close to the air valve (5) is fixedly connected with a one-way valve (11), and the outlet end of the one-way valve (11) is communicated with the through hole in the main body (2).
9. A construction method of the protective pipe plug device for building construction according to claim 1, characterized in that: comprises the following steps of (a) carrying out,
when in inflation:
1.1, blocking the main body (2) into the inner wall of the construction pipeline;
1.2, clockwise rotating a handle (307) to drive the petal cam (303) to rotate, so that a limiting claw (302) lapped with the petal cam (303) moves towards the inner wall of the pipeline and clamps the inner wall of the pipeline;
1.3, communicating an external inflation device with an air valve (5), opening the air valve (5) to inflate, reading a reading on a pressure gauge (6) in real time to obtain the pressure inside the pipeline, and inspecting the air tightness of the pipeline and the connection strength of a plug device after inflating to 0.3 times of the design pressure;
1.4, continuously inflating the interior of the pipeline through the air valve (5), reading the reading on the pressure gauge (6), stopping inflating after inflating to 1.2 times of the design pressure, closing the air valve (5), keeping the pressure for 5 minutes, and simultaneously checking the air tightness 5 of the pipeline;
1.5, slowly opening an air valve (5), and deflating to reduce the internal pressure of the pipeline to the design pressure;
when the disassembly is carried out:
2.1, reading the reading of a pressure gauge (6), and recording and comparing the pressure change before and after construction;
2.2, opening the air valve (5) for pressure relief, observing the pressure gauge (6), obtaining an internal pressure value, closing the air valve (5) when the air is discharged to 0.8 time of the design pressure, and stopping air discharge;
2.3, checking the deformation condition of the pipeline, opening the air valve (5), and continuing to deflate until the internal air pressure is consistent with the external large air pressure;
2.4, rotating the handle (307) anticlockwise to drive the petal cam (303) to rotate anticlockwise so as to enable the limiting claw (302) to retract until the limiting claw (302) is not in contact with the inner wall of the pipeline, and releasing the limiting effect;
and 2.5, pulling out the plug device, and completing the disassembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010757430.3A CN111911741A (en) | 2020-07-31 | 2020-07-31 | Protective pipe plug device for building construction and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010757430.3A CN111911741A (en) | 2020-07-31 | 2020-07-31 | Protective pipe plug device for building construction and construction method thereof |
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| Publication Number | Publication Date |
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| CN111911741A true CN111911741A (en) | 2020-11-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010757430.3A Pending CN111911741A (en) | 2020-07-31 | 2020-07-31 | Protective pipe plug device for building construction and construction method thereof |
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| CN (1) | CN111911741A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115163964A (en) * | 2022-07-14 | 2022-10-11 | 哈工大机器人（合肥）国际创新研究院 | Reducing gasbag shutoff robot system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5437309A (en) * | 1994-03-15 | 1995-08-01 | Timmons; Robert D. | Lockable well cap |
| KR101464669B1 (en) * | 2014-04-25 | 2014-11-24 | 주식회사 장수티엔시 | Line Plugging System of Cam Gear Style |
| CN206904358U (en) * | 2017-04-25 | 2018-01-19 | 湖北兴欣科技股份有限公司 | Air inflation sealing device and non-excavating construction pipeline |
| CN210319048U (en) * | 2019-07-08 | 2020-04-14 | 盐城科宇机械制造有限公司 | Plug for spaceflight |
| CN210662340U (en) * | 2019-08-07 | 2020-06-02 | 吴超 | Oil extraction anti-theft device |
| CN212226406U (en) * | 2020-07-31 | 2020-12-25 | 安徽国登管业科技有限公司 | Protective pipe plug device for building construction |
-
2020
- 2020-07-31 CN CN202010757430.3A patent/CN111911741A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5437309A (en) * | 1994-03-15 | 1995-08-01 | Timmons; Robert D. | Lockable well cap |
| KR101464669B1 (en) * | 2014-04-25 | 2014-11-24 | 주식회사 장수티엔시 | Line Plugging System of Cam Gear Style |
| CN206904358U (en) * | 2017-04-25 | 2018-01-19 | 湖北兴欣科技股份有限公司 | Air inflation sealing device and non-excavating construction pipeline |
| CN210319048U (en) * | 2019-07-08 | 2020-04-14 | 盐城科宇机械制造有限公司 | Plug for spaceflight |
| CN210662340U (en) * | 2019-08-07 | 2020-06-02 | 吴超 | Oil extraction anti-theft device |
| CN212226406U (en) * | 2020-07-31 | 2020-12-25 | 安徽国登管业科技有限公司 | Protective pipe plug device for building construction |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115163964A (en) * | 2022-07-14 | 2022-10-11 | 哈工大机器人（合肥）国际创新研究院 | Reducing gasbag shutoff robot system |
| CN115163964B (en) * | 2022-07-14 | 2023-07-04 | 哈工大机器人（合肥）国际创新研究院 | Reducing gasbag shutoff robot system |
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