CN103195160B - Drainage pipeline plug preventing people from going down into well for inspection and using method thereof - Google Patents
Drainage pipeline plug preventing people from going down into well for inspection and using method thereof Download PDFInfo
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- CN103195160B CN103195160B CN201310110722.8A CN201310110722A CN103195160B CN 103195160 B CN103195160 B CN 103195160B CN 201310110722 A CN201310110722 A CN 201310110722A CN 103195160 B CN103195160 B CN 103195160B
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- drainage pipe
- main pipe
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- envelope dish
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- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000007689 inspection Methods 0.000 title abstract 2
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 238000007789 sealing Methods 0.000 claims abstract description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 9
- 230000002146 bilateral effect Effects 0.000 claims description 9
- 230000000694 effects Effects 0.000 claims description 8
- 239000000725 suspension Substances 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000003032 molecular docking Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000007789 gas Substances 0.000 abstract description 2
- 230000009466 transformation Effects 0.000 abstract description 2
- 210000001503 joint Anatomy 0.000 abstract 1
- 238000012423 maintenance Methods 0.000 abstract 1
- 231100000614 poison Toxicity 0.000 abstract 1
- 230000007096 poisonous effect Effects 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 238000010586 diagram Methods 0.000 description 6
- 230000006872 improvement Effects 0.000 description 5
- 239000010865 sewage Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000004880 explosion Methods 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 2
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000003351 stiffener Substances 0.000 description 2
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- 241001347978 Major minor Species 0.000 description 1
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- 230000002411 adverse Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
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- 239000002283 diesel fuel Substances 0.000 description 1
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- 239000012467 final product Substances 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
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Abstract
The invention discloses a drainage pipeline plug preventing people from going down into a well for inspection and a using method thereof. The drainage pipeline plug and the using method are mainly used in transformation, emergency maintenance, dredging and the like of municipal drainage pipelines. The drainage pipeline plug comprises a section of main tube body, wherein a nut base and a screw are arranged on the upper end portion of the main tube body, a movable operation turnplate is arranged at the upper end head of the screw, and the lower end head of the screw is in butt joint with a connector in the middle of the upper end head of the connection rod; parallelogram mechanisms are symmetrically arranged on two sides of the lower portion of the main tube body, each parallelogram mechanism comprises an upper support arm, a lower support arm and a sealing plate connection base, and a sealing plate is arranged on the sealing plate connection base; and the lower portion of the connection rod penetrates out of the main tube body, ejector rods are symmetrically hinged to two sides of the lower end of the connection rod, and the other ends of the ejector rods are hinged to the middle portions of the lower support arms of the parallelogram mechanisms. The drainage pipeline plug is safe and reliable, easy and convenient to operate, low in manufacturing cost and long in service life, and capable of effectively avoiding casualty accidents caused by the fact that construction staff going down into the well for operation inhale poisonous gases and has large market values and using values.
Description
Technical field
The present invention relates to one and exempt from lower manhole drainage pipe plugging device and using method thereof, water blockoffs such as being mainly used in municipal drainage pipeline transformation, rushing to repair and dredging clearly.
Background technology
In municipal engineering, especially, in the construction of sewage conduct, often sewage conduct need to be carried out to local shutoff, and the water in sewage conduct is extracted out, in order to constructor, enter operation in sewage conduct.Traditional soil pipe method for blocking is to adopt shutoff air bag water blockoff.
The operating principle of shutoff air bag water blockoff is exactly the pipeline plugging air bag that utilizes top-quality rubber to make, by inflation method, make its expansion, when the gas pressure in water blockoff air bag reaches regulation requirement, water blockoff air bag fills up whole conduit section, the frictional force of utilizing pipeline plugging air bag wall and pipeline to produce is blocked and is leaked, thereby reaches the object without infiltration in target pipeline section.The shutoff but this air bag must constructor be gone into the well, when in well, water level is higher, because of the excessive shutoff of pressure more difficult; And in well, there is the toxic gases such as hydrogen chloride, the countless casualty accident of the annual generation in the whole nation.
Summary of the invention
The object of the present invention is to provide one to exempt from lower manhole drainage pipe plugging device and using method thereof, the present invention is safe and reliable, easy and simple to handle, cheap,, and long service life, the security incident that can effectively reduce work progress, has larger market value and use value.
Technical program of the present invention lies in: one is exempted from lower manhole drainage pipe plugging device, comprise a joint main pipe and be located in screw rod, connector and the connecting rod in main pipe, described main pipe upper end is provided with nut seat and screw rod, on the upper end of described screw rod, be provided with activity operations rotating disk, the lower end of described screw rod docks with the connector of connecting rod upper end mid portion; Described main pipe bottom bilateral symmetry is provided with parallel-crank mechanism, and described parallel-crank mechanism comprises upper branch arm, lower branch arm and envelope dish Connection Block, on described envelope dish Connection Block, envelope dish is installed; The bottom of described connecting rod passes main pipe, and the bottom bilateral symmetry of connecting rod is hinged with push rod, and the other end of described push rod and the lower branch arm of parallel-crank mechanism middle part are hinged.
In order to adapt to the different manhole degree of depth, also for the ease of transportation, this this exempt from the deputy manager's body that also comprises at least one joint of lower manhole drainage pipe plugging device and be located in the drive link in deputy manager's body, described deputy manager's body is docked at main pipe's upper end, described main pipe's screw rod and connecting rod are in transmission connection, described deputy manager's body upper end is provided with drive link bearing, and described activity operations rotating disk is arranged on drive link top.
In an improvement project, described envelope dish Connection Block is a rectangular slab, is provided with a circular hole on described rectangular slab, and described circular hole edge is also provided with radial channels; Described envelope dish is circular discs, on the front seal face of described circular discs, be provided with sealing rubber pad and in order to the guide-localization ring docking with pipeline, on described circular discs rear side joint face, be provided with the cylinder coordinating with circular hole, on the end face of described cylinder, being also fixed with can be by the shackle member on rectangular slab through radial channels rotary clamping.
In an improvement project, described envelope dish Connection Block is a rectangular slab, and described envelope dish comprises
type link and collapsible disc, described in
type link is connected with rectangular slab; Described collapsible disc by two halves body with for the loose-leaf that is connected two halves body, form, described loose-leaf is arranged on the front seal face of collapsible disc, on the front seal face of described collapsible disc, be also provided with sealing rubber pad, on the rear side joint face of described collapsible disc, be provided with for
the conduit that type link is connected, the downside of described conduit is provided with barbed body, and the upside of described conduit is provided with for locking
the latch of type link.
In an improvement project, described in
type link comprises cross tube, sheer pole and is connected to the left montant between upper and lower cross bar, right montant, the both ends of described upper and lower cross bar coordinate with conduit, and the both ends of described sheer pole are stuck in barbed body, on described left and right montant, be laterally equipped with respectively for rectangular slab being locked in to the bolt between left and right montant.
In an improvement project, the upside of described two halves body is also connected with pull bar, and the top of described pull bar is provided with suspension ring.
In an improvement project, described main pipe bottom bilateral symmetry is provided with hanger.
Technology another program of the present invention is: a kind of using method of exempting from lower manhole drainage pipe plugging device, carry out according to the following steps:
(1), according to the degree of depth of manhole, directly adopt main pipe, or select the looped pipeline body of corresponding length to dock with main pipe;
(2) envelope dish is arranged on envelope dish Connection Block; And from the well head of manhole, will exempt from manhole drainage pipe plugging device and slowly put into, after putting in place, the operation rotating disk of lower manhole drainage pipe plugging device upper end is exempted from turn, makes the envelope dish of its both sides strut and block on the mouth of pipe.
Exempt from before lower manhole drainage pipe plugging device transferring, iron chains or safety rope one end are connected to the hanger of both sides, main pipe bottom; Constructor assists to transfer to exempt from lower manhole drainage pipe plugging device by lifting iron chains or safety rope.
Technology another program of the present invention is: a kind of using method of exempting from lower manhole drainage pipe plugging device, carry out according to the following steps:
(1), according to the degree of depth of manhole, directly adopt main pipe, or select the looped pipeline body of corresponding length to dock with main pipe;
(2) will
type link is arranged on envelope dish Connection Block;
(3 put into from the well head that checks well after collapsible disc is folding, pass the top suspension ring of two halves body with a cross bar; When collapsible disc, put into after the well head of manhole, collapsible disc is divided out, and make cross bar built on the well head of manhole, allow collapsible disc be hung on well head; Another collapsible disc also adopts aforesaid way to put into well, makes all right one way or the other folding disc positioned opposite, standby;
(4) will be with
the main pipe of type link puts into well, and makes
type link is connected with corresponding collapsible disc rear side, adopts latch locking;
(5) remove the cross bar of built on well head, will exempt from lower manhole drainage pipe plugging device and slowly put into, after putting in place, the operation rotating disk of lower manhole drainage pipe plugging device upper end is exempted from turn, makes the envelope dish of its both sides strut and block on the mouth of pipe.
Exempt from before lower manhole drainage pipe plugging device transferring, iron chains or safety rope one end are connected to the hanger of both sides, main pipe bottom; Constructor assists to transfer to exempt from lower manhole drainage pipe plugging device by lifting iron chains or safety rope.
Beneficial effect of the present invention is as follows:
One, safe: safe and reliable without down-hole operation, and can be at water level carry out shutoff higher and full packages in the situation that, greatly improved safety factor.The danger of having avoided injury that well operations under constructor causes constructor because of toxic gases such as hydrogen chloride and heavy caliber constructor inlet pipe operation traditional air bag explosion to bring.In addition, owing to adopting metal material manufacture, structural stability is good, safe and reliable.
Two, easy and simple to handle: a people gets final product flexible operating, and plugging effect is good, convenient and swift.Greatly improved operating efficiency.Adapt to caliber scope large, the features such as the fast easy construction of shutoff speed can be widely used in the pipeline of multiple caliber.A set of 1000 millimeters of (containing) the following bores of this novel device can be general, only needs to change the envelope dish of different bores, is suitable for flat well and chute well simultaneously, will prepare according to field condition the air bag of various different bores unlike air bag; Can to the buried depth of well lid, regulate according to shaft bottom the length of adjusting rod simultaneously, easy to loading and unloading.
Three, environmental protection low-carbon (LC): without power station or water pump draw water the in advance petrol and diesel oil that reduces water level and consume and noise and environment pollution without air compressor machine (generator) qi of chong channel ascending adversely and generation, reduce discharge compared with traditional air bag.
Four, durable in use: machining does not exist the problem of explosion, breakage compared with traditional air bag.This exempts from a set of 1000 millimeters of (containing) the following bores of lower manhole drainage pipe plugging device can be general, only needs to change the envelope dish of different bores, and can to the buried depth of well lid, regulate according to shaft bottom the length of major-minor body, highly versatile, and long service life.
Five, cheap: one several thousand yuan, traditional air bag is to units up to ten thousand, and each bore air bag accumulative total is also wanted tens thousand of units, and one of import more reaches several ten thousand yuan, and easy damaged explosion, and application life is short; Employing metal material is made, and draw materials conveniently, and one-time investment forever uses, and greatly provides cost savings.
Accompanying drawing explanation
Fig. 1 is exempt from embodiment the to go into the well structural representation of pipeline plug.
Fig. 2 is the main TV structure schematic diagram of envelope dish Connection Block in embodiment.
Fig. 3 is the main TV structure schematic diagram of small-bore envelope dish.
Fig. 4 is the side-looking structural representation of small-bore envelope dish.
Fig. 5 is the backsight structural representation of small-bore envelope dish.
Fig. 6 is the main TV structure schematic diagram that removes the heavy caliber envelope dish of sealing rubber pad.
Fig. 7 is the backsight structural representation of heavy caliber envelope dish.
Fig. 8 is
the main TV structure schematic diagram of type link.
Fig. 9 is
the mounting structure schematic diagram of type link and heavy caliber envelope dish.
Figure 10 is the A-A cross-sectional schematic in Fig. 9.
Figure 11 is the connection diagram of main pipe and deputy manager's body.
Label declaration: 1-main pipe 2-connecting rod 3-nut seat 4-screw rod 5-operation rotating disk 6-parallel-crank mechanism 7-upper branch arm 8-lower branch arm 9-envelope dish Connection Block 10-envelope dish 11-push rod 12-rectangular slab 13-circular hole 14-radial channels 15-circular discs 16-sealing rubber pad 17-guide-localization ring 18-stiffener 19-cylinder 20-shackle member 21-
the right montant 33-of the half of body 24-loose-leaf 25-sealing rubber pad 26-conduit 27-barbed body 28-latch 29-cross tube 30-left montant 32-of sheer pole 31-of the collapsible disc 23-of type link 22-bolt 34-pull bar 35-suspension ring 36-hanger 37-connector 38-deputy manager body 39-drive link 40-drive link bearing.
The specific embodiment
By describing technology contents of the present invention, structural feature in detail, being realized object and effect, below in conjunction with embodiment and coordinate accompanying drawing to be explained in detail.
As shown in Figure 1, according to actual needs, this main part of exempting from lower manhole drainage pipe plugging device consists of with the connecting rod 2 being located in main pipe 1 main pipe 1, described main pipe 1 upper end is provided with nut seat 3 and screw rod 4, described screw rod 4 is located on nut seat 3, on the upper end of described screw rod 3, be provided with operation rotating disk 5, the lower end of described screw rod 4 docks with connecting rod 2 upper ends, and the lower end of described screw rod docks with the connector 37 of connecting rod upper end mid portion; Described main pipe's 1 bottom bilateral symmetry is provided with parallel-crank mechanism 6, and described parallel-crank mechanism 6 comprises upper branch arm 7, lower branch arm 8 and envelope dish Connection Block 9, on described envelope dish Connection Block 9, envelope dish 10 is installed; The bottom of described connecting rod 2 passes main pipe 1, and the bottom bilateral symmetry of connecting rod 2 is hinged with push rod 11, and the other end of described push rod 11 and the lower branch arm of parallel-crank mechanism 8 middle parts are hinged.
When the shutoff mouth of pipe footpath for the treatment of of sewage conduct is that DN600(contains) below, can adopt small-bore envelope dish, as shown in Fig. 2 ~ 5, described envelope dish Connection Block 9 is a rectangular slab 12, on described rectangular slab 12, be provided with a circular hole 13, described circular hole 13 edges are also provided with radial channels 14; Described envelope dish 10 is circular discs 15, on the front seal face of described circular discs, be provided with sealing rubber pad 16 and in order to the guide-localization ring 17 docking with the mouth of pipe, guide-localization ring 17 is less than caliber, when water level flooded the mouth of pipe, cannot see mouth of pipe guide-localization ring 17 and first aim at the mouth of pipe, make the plugging device can be not inclined to one side.Described guide-localization ring 17 is provided with the stiffener 18 for strengthening circular discs 15 structural rigidities, on described circular discs 15 rear side joint faces, be provided with the cylinder 19 coordinating with circular hole, on the end face of described cylinder 19, be also fixed with and can pass through through radial channels 14 shackle member 20 of rotary clamping on rectangular slab, shackle member 20 can adopt rectangular build metal bar here.
But, also can be because of the smaller situation of the well head that occurs manhole, this is that our heavy caliber envelope dish (shutoff DN700-1000 pipeline) cannot directly be put into from the import of manhole.At this moment solution is: as shown in Fig. 6 ~ 10, described envelope dish Connection Block 9 is a rectangular slab 12, and described envelope dish 10 comprises
type link 21 and collapsible disc 22, described in
type link 21 is connected with rectangular slab 12; Described collapsible disc 22 consists of with the loose-leaf 24 for being connected two halves body 23 two halves body 23, described loose-leaf 24 is arranged on the front seal face of collapsible disc 23, on the front seal face of described collapsible disc, be also provided with sealing rubber pad 25, in described sealing rubber pad 25 is coated on loose-leaf 24, on the rear side joint face of described collapsible disc 23, be provided with for
the conduit 26 that type link 21 is connected, the downside of described conduit 26 is provided with barbed body 27, and the upside of described conduit 26 is provided with for locking
the latch 28 of type link.Here it should be noted that, in the present embodiment, conduit, barbed body all adopt angle steel manufacture and are welded on the rear side joint face of collapsible disc 23.
In the present embodiment, as shown in Fig. 6 ~ 10, described in
type link 21 adopts angle steel manufacture, described in
type link 21 comprises cross tube 29, sheer pole 30 and is connected to left montant 31, the right montant 32 between upper and lower cross bar, the both ends of described upper and lower cross bar coordinate with conduit, and the both ends of described sheer pole are stuck in barbed body 27, on described left and right montant, be laterally equipped with respectively for rectangular slab being locked in to the bolt 33 between left and right montant.
In the present embodiment, for the ease of construction, in order to envelope being coiled to built on the well head of manhole, as shown in Fig. 6 ~ 9, the upside of described two halves body is also connected with pull bar 34, and the top of described pull bar is provided with suspension ring 35.Consider, the weight of exempting from lower manhole pipeline (the above caliber of DN600) plugging device lays particular stress on, and may a people he cannot be put into manhole smoothly, and as shown in Figure 1, described main pipe's 1 bottom bilateral symmetry is provided with hanger 36.Hanger 36 is mainly used for fixing iron chains or safety rope, is convenient to that multiple constructors are collaborative puts into manhole exempting from lower manhole drainage pipe plugging device.
As shown in figure 11, when main pipe's length is inadequate, we can lengthen by deputy manager's body of at least one joint 38 and the drive link 39 being located in deputy manager's body 38, described deputy manager's body is docked at main pipe's upper end, described main pipe's screw rod and connecting rod are in transmission connection, described deputy manager's body upper end is provided with drive link bearing 40, and described activity operations rotating disk 5 is arranged on drive link 39 tops.
The foregoing is only embodiments of the invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes manual of the present invention and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, include in scope of patent protection of the present invention.
Claims (10)
1. exempt from lower manhole drainage pipe plugging device for one kind, comprise a joint main pipe and be located in screw rod, connector and the connecting rod in main pipe, it is characterized in that: described main pipe upper end is provided with nut seat and screw rod, on the upper end of described screw rod, be provided with activity operations rotating disk, the lower end of described screw rod docks with the connector of connecting rod upper end mid portion; Described main pipe bottom bilateral symmetry is provided with parallel-crank mechanism, and described parallel-crank mechanism comprises upper branch arm, lower branch arm and envelope dish Connection Block, on described envelope dish Connection Block, envelope dish is installed; The bottom of described connecting rod passes main pipe, and the bottom bilateral symmetry of connecting rod is hinged with push rod, and the other end of described push rod and the lower branch arm of parallel-crank mechanism middle part are hinged.
2. according to claim 1ly exempt from lower manhole drainage pipe plugging device, it is characterized in that, also comprise deputy manager's body of at least one joint and be located in the drive link in deputy manager's body, described deputy manager's body is docked at main pipe's upper end, described main pipe's screw rod and connecting rod are in transmission connection, described deputy manager's body upper end is provided with drive link bearing, and described activity operations rotating disk is arranged on drive link top.
3. according to claim 1ly exempt from lower manhole drainage pipe plugging device, it is characterized in that, described envelope dish Connection Block is a rectangular slab, is provided with a circular hole on described rectangular slab, and described circular hole edge is also provided with radial channels; Described envelope dish is circular discs, on the front seal face of described circular discs, be provided with sealing rubber pad and in order to the guide-localization ring docking with pipeline, on described circular discs rear side joint face, be provided with the cylinder coordinating with circular hole, on the end face of described cylinder, being also fixed with can be by the shackle member on rectangular slab through radial channels rotary clamping.
4. according to claim 1ly exempt from lower manhole drainage pipe plugging device, it is characterized in that, described envelope dish Connection Block is a rectangular slab, and described envelope dish comprises
type link and collapsible disc, described in
type link is connected with rectangular slab; Described collapsible disc by two halves body with for the loose-leaf that is connected two halves body, form, described loose-leaf is arranged on the front seal face of collapsible disc, on the front seal face of described collapsible disc, be also provided with sealing rubber pad, on the rear side joint face of described collapsible disc, be provided with for
the conduit that type link is connected, the downside of described conduit is provided with barbed body, and the upside of described conduit is provided with for locking
the latch of type link.
5. according to claim 4ly exempt from lower manhole drainage pipe plugging device, it is characterized in that, described in
type link comprises cross tube, sheer pole and is connected to the left montant between upper and lower cross bar, right montant, the both ends of described upper and lower cross bar coordinate with conduit, and the both ends of described sheer pole are stuck in barbed body, on described left and right montant, be laterally equipped with respectively for rectangular slab being locked in to the bolt between left and right montant, the upside of described two halves body is also connected with pull bar, and the top of described pull bar is provided with suspension ring.
6. according to claim 1ly exempt from lower manhole drainage pipe plugging device, it is characterized in that, described main pipe bottom bilateral symmetry is provided with hanger.
7. a using method for manhole drainage pipe plugging device under the exempting from as described in claim 1,2,3 or 6, is characterized in that, carries out according to the following steps:
(1), according to the degree of depth of manhole, directly adopt main pipe, or select the looped pipeline body of corresponding length to dock with main pipe;
(2) envelope dish is arranged on envelope dish Connection Block; And from the well head of manhole, will exempt from manhole drainage pipe plugging device and slowly put into, after putting in place, the activity operations rotating disk of lower manhole drainage pipe plugging device upper end is exempted from turn, makes the envelope dish of its both sides strut and block on the mouth of pipe.
8. the using method of exempting from lower manhole drainage pipe plugging device according to claim 7, is characterized in that, exempts from before lower manhole drainage pipe plugging device transferring, and iron chains or safety rope one end is connected to the hanger of both sides, main pipe bottom; Constructor assists to transfer to exempt from lower manhole drainage pipe plugging device by lifting iron chains or safety rope.
9. a using method for manhole drainage pipe plugging device under the exempting from as described in claim 1,4,5 or 6, is characterized in that, carries out according to the following steps:
(1), according to the degree of depth of manhole, directly adopt main pipe, or select the looped pipeline body of corresponding length to dock with main pipe;
(2) will
type link is arranged on envelope dish Connection Block;
(3) the top suspension ring through two halves body with a cross bar, put into from the well head of manhole after collapsible disc is folded; When collapsible disc, put into after the well head of manhole, collapsible disc is divided out, and make cross bar built on the well head of manhole, allow collapsible disc be hung on well head; Another collapsible disc also adopts aforesaid way to put into well, makes all right one way or the other folding disc positioned opposite, standby;
(4) will be with
the main pipe of type link puts into well head, and makes
type link is connected with corresponding collapsible disc rear side, adopts latch locking;
(5) remove the cross bar of built on well head, will exempt from lower manhole drainage pipe plugging device and slowly put into, after putting in place, the operation rotating disk of lower manhole drainage pipe plugging device upper end is exempted from turn, makes the envelope dish of its both sides strut and block on the mouth of pipe.
10. the using method of exempting from lower manhole drainage pipe plugging device according to claim 9, is characterized in that, exempts from before lower manhole drainage pipe plugging device transferring, and iron chains or safety rope one end is connected to the hanger of both sides, main pipe bottom; Constructor assists to transfer to exempt from lower manhole drainage pipe plugging device by lifting iron chains or safety rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310110722.8A CN103195160B (en) | 2013-01-22 | 2013-04-01 | Drainage pipeline plug preventing people from going down into well for inspection and using method thereof |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310022997 | 2013-01-22 | ||
| CN201310022997.6 | 2013-01-22 | ||
| CN201310110722.8A CN103195160B (en) | 2013-01-22 | 2013-04-01 | Drainage pipeline plug preventing people from going down into well for inspection and using method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103195160A CN103195160A (en) | 2013-07-10 |
| CN103195160B true CN103195160B (en) | 2014-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310110722.8A Active CN103195160B (en) | 2013-01-22 | 2013-04-01 | Drainage pipeline plug preventing people from going down into well for inspection and using method thereof |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105569162A (en) * | 2016-01-13 | 2016-05-11 | 北京建工土木工程有限公司 | Method for blocking bilge wells |
| CN106320500A (en) * | 2016-01-27 | 2017-01-11 | 郑州市市政工程总公司 | Method and device for breaking and removing pipe plug of underground water discharge pipeline on ground |
| CN105909913B (en) * | 2016-04-18 | 2018-02-06 | 中北大学 | A kind of emergent plugging device of permanent magnetism positioning based on pressure vessel welding seam leakage at angle point |
| CN110792872B (en) * | 2019-10-24 | 2024-06-07 | 中冶天工集团天津有限公司 | Novel inspection well pipeline plugging device and use method |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4040450A (en) * | 1974-10-28 | 1977-08-09 | Glenys Irene Boundy | Pipe sealing apparatus |
| CN2039336U (en) * | 1988-11-07 | 1989-06-14 | 鲍维红 | Collapsible tent |
| CN2401769Y (en) * | 1999-08-23 | 2000-10-18 | 田应官 | Stair type stalk working extruder and stair frame |
| CN2721739Y (en) * | 2004-08-31 | 2005-08-31 | 朱贵良 | Shutoff device of urban outdoor draining pipeline |
| CN201173364Y (en) * | 2008-03-27 | 2008-12-31 | 苏增军 | Umbrella type tube plug |
| CN203115381U (en) * | 2013-01-22 | 2013-08-07 | 潘勇 | Inspection shaft drainage pipeline plug without going down and its sealing disc |
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Effective date of registration: 20160201 Address after: 350002 Gulou District, Fujian, Fuzhou West Road, No. 491, building No. six, layer seven, layer 1 Patentee after: Fuzhou water pipe network maintenance Co., Ltd. Address before: Jinan District of Fuzhou City, Fujian province 350011 Fu Road No. 102 2 106 Patentee before: Pan Yong |