CN209196396U - A kind of multiple spot squeezes collapsible plugging plate and its plugging device - Google Patents
A kind of multiple spot squeezes collapsible plugging plate and its plugging device Download PDFInfo
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- CN209196396U CN209196396U CN201821830254.6U CN201821830254U CN209196396U CN 209196396 U CN209196396 U CN 209196396U CN 201821830254 U CN201821830254 U CN 201821830254U CN 209196396 U CN209196396 U CN 209196396U
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000000741 silica gel Substances 0.000 claims abstract description 26
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 26
- 230000000903 blocking effect Effects 0.000 abstract description 20
- 230000000694 effects Effects 0.000 abstract description 5
- 238000013461 design Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 239000007779 soft material Substances 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Pipe Accessories (AREA)
Abstract
The utility model provides a kind of multiple spot and squeezes collapsible plugging plate and its plugging device, folding inner panel and folding outside plate is seperated design, realize folder function, wherein, inner panel is folded to be made of plate unit in three foldings, plate unit is by unit main body in each fold, two unit slide plates and two extruding hydraulic cylinders are constituted, when plugging plate expansion is placed in when in blocking pipe, corresponding unit slide plate can be respectively driven by two extruding hydraulic cylinders to move outward, so that the silica gel plate that inner panel folded against and folding outside plate extend around tightly is expressed on the inner wall to blocking pipe, improve plugging effect and tightness, since unit slide plate is shunk during plugging plate is promoted comprehensively simultaneously, it is increased with blocking pipe inner wall gap, effective protection silica gel plate is not worn；Above-mentioned plugging plate is used in the plugging device, which has structure simple, and design is rationally, easy to use, the advantages that plugging effect is good.
Description
Technical field
The utility model discloses the technical field for being related to pipe plugging more particularly to a kind of multiple spot squeezes collapsible plugging plate
And its plugging device.
Background technique
Some pipelines are long neglected and in disrepair in the gaspipe network of large iron and steel enterprise, corrosion leakage, conduit fittings (valve etc.) damage
It is bad to need replacing, and pipe network cannot stop the supple of gas or steam, therefore, it is necessary to carry out local pipe maintenance using the method for pipe plugging.
Currently, the mode for carrying out pipe plugging mainly has, swollen barrel plugging, pipe close formula are blocked and cylinder gasbag-type blocks
Deng.Wherein, 1) swollen barrel plugging: be production be greater than blocking pipe diameter pipe fitting be generally greater than envelope by pipeline packet in the inside
100 millimeters of plugging diameter, pipeline is disconnected with barrel type cutter, then will be slightly less than the swollen tube plug of barrel knife diameter at disconnected pipe and distending
Disconnected pipe two sides tube head is blocked, this mode is only applicable to 600 millimeters or less small-bore pipelines；2) pipe close formula blocks: being to use bucket
Then blocking is filled in pipeline to the isometrical aperture of pipe is blocked by knife, since isometrical aperture heavy caliber is difficult to realize, this to do
Method is also only applicable in small-bore pipeline；3) cylinder gasbag-type blocks, and aperture can be opened on blocking pipe, behind gasbag plug inlet pipe road
Inflation, which is realized, to be blocked, and this method can theoretically block any caliber pipe, but the easier breakage of caliber more air vesicle, risk
It is bigger, and air vesicle is difficult to take out in pipeline, while the straight pipe of blocking pipe being required to be greater than the 2-3 of pipe diameter
Times, therefore, three kinds of above-mentioned pipe plugging modes are not suitable for the closure of large diameter pipeline, there is a problem of blocking not tight.
How a kind of novel duct closing type device is researched and developed, to realize the closure of large diameter pipeline, it has also become this field skill
Art personnel's urgent problem to be solved.
Utility model content
In consideration of it, the utility model discloses and provides a kind of multiple spot and squeeze collapsible plugging plate and its plugging device, so that
Large diameter pipeline closure can not be suitable for by solving existing plugging device, there is a problem of blocking not tight.
On the one hand the utility model provides a kind of collapsible plugging plate of multiple spot extruding, which includes: two foldings
Hydraulic cylinder 1 and the folding outside plate 2 being stacked, silica gel plate 3 and folding inner panel 4,3 fastening clamp of silica gel plate is in the folding
Between folded outside plate 2 and the foldings inner panel 4, and the surrounding of the relatively described folding outside plate 2 of the surrounding of the silica gel plate 3 and described
The surrounding for folding inner panel 4 extends outwardly；
The inner panel 4 that folds is made of plate unit 41 in three successively hinged foldings；
Plate unit 41 includes: 411, two unit slide plates 412 of unit main body and two extruding in each folding
Hydraulic cylinder 413；
Two unit slide plates 412 are located at the two sides up and down of the unit main body 411；
Two extruding hydraulic cylinders 413 are longitudinally disposed in the unit main body 411, and with the unit main body
411 articulated connections, the unit slide plate of 411 upside of a hydraulic stem squeezed in hydraulic cylinder 413 and the unit main body
412 articulated connections, the unit slide plate of 411 downside of another hydraulic stem squeezed in hydraulic cylinder 413 and the unit main body
412 articulated connections；
The folding outside plate 2 folds outer plate unit 21 by three and constitutes, three outer plate units 21 of the folding and three institutes
It states plate unit 41 in folding to correspond, and the outer plate unit 21 of each folding passes through bolt and corresponding folding inner panel list
Unit main body 411 in member 41 is fixedly connected；
Two Foldable hydraulic cylinders 1 are horizontally set at folding inner panel centrally located in the folding inner panel 4
In unit main body 411 in unit 41, and it is articulated and connected with the unit main body 411, the liquid in a Foldable hydraulic cylinder 1
Compression bar is articulated and connected with the unit main body 411 in plate unit 41 in the folding for being located at side, in another described Foldable hydraulic cylinder 1
Hydraulic stem and the other side fold in unit main body 411 in plate unit 41 be articulated and connected.
It is preferred that anti-bias guiding device 414 is additionally provided in each folding in plate unit 41；
The anti-bias guiding device 414 include: the first anti-bias guide plate 4141 and with the described first anti-bias guide plate
Second anti-bias guide plate 4142 of 4141 tracks cooperation, wherein the first anti-bias guide plate 4141 and the unit slide plate
412 are fixedly connected, and the second anti-bias guide plate 4142 is fixedly connected with the unit main body 411.
On the other hand the utility model additionally provides a kind of collapsible plugging device of multiple spot extruding, further includes: plugging device A,
Propeller B and plugging plate C；
The propeller B includes: propeller ontology 5, propelling hydraulic cylinder 6 and propulsion support arm 7；
The propeller ontology 5 is fixedly connected with the telescopic rod in the plugging device A；
The propelling hydraulic cylinder 6 is articulated and connected with the propeller ontology 5；
It is described to promote first support arm 71 and second support arm 72 of the support arm 7 including middle part cross-articulation, the first support arm 71
Hydraulic stem in one end and the propelling hydraulic cylinder 6 is rotatablely connected, and the other end and the plugging plate C are rotatablely connected, and described second
72 one end of support arm and the propeller ontology 5 are rotatablely connected, and the other end is slidably connected with the plugging plate C；
The plugging plate C is any one in above-mentioned plugging plate.
It is preferred that being provided with connecting plate 8 on the plugging plate C, the first limit long hole 81, institute are provided on the connecting plate 8
The other end sliding for stating second support arm 72 is limited in the first limit long hole 81.
Further preferably, be provided with the second limit long hole 51 on the propeller ontology 5, described 71 one end of first support arm with
After hydraulic stem rotation connection in the propelling hydraulic cylinder 6, it is limited in the second limit long hole 51.
Multiple spot provided by the utility model squeezes collapsible plugging plate, by plugging plate inner panel and outside plate be both designed as point
Body structure, to realize its folder function, to reduce the open pore size on maintenance pipeline, wherein fold inner panel by three foldings
Plate unit is constituted, and plate unit is made of unit main body, two unit slide plates and two extruding hydraulic cylinders in each fold,
When plugging plate expansion is placed in when in blocking pipe, corresponding folding inner panel list can be respectively driven by two extrudings hydraulic cylinders
Unit slide plate moves outward in member so that inner panel folded against and fold the silica gel plate that extends around of outside plate be tightly expressed to
On the inner wall of blocking pipe, to improve plugging effect and tightness.The plugging plate is by folding each fold inner panel list in inner panel
The seperated design of member, when plugging plate promotes in pipeline, fold in plate unit two unit slide plates be to inside contracting, in order to
When promoting closure plate, silica gel plate is not extruded in inner wall of the pipe, on the one hand saves thrust, on the other hand prevents silica gel plate broken
Damage, and when plugging plate reaches block-up position, fold six unit slide plates in inner panel moves outward, squeezes silica gel plate, makes
Silica gel plate is tightly expressed on the inner wall to blocking pipe, realizes the closure of pipeline, solves existing plugging device and there is closure not
Tight problem.
Multiple spot provided by the utility model, which squeezes, uses above-mentioned plugging plate in collapsible plugging device, to realize pipeline
Tight closure.
Multiple spot provided by the utility model squeezes collapsible plugging plate, has structure simple, and design is rationally, easy to use,
The advantages that plugging effect is good.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and shows and meets the utility model
Embodiment, and be used to explain the principles of the present invention together with specification.
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, for ordinary skill people
For member, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is that the utility model discloses the structural schematic diagram that a kind of multiple spot that embodiment provides squeezes collapsible plugging plate；
Fig. 2 is the knot that the utility model discloses that a kind of multiple spot that embodiment provides squeezes folding inner panel in collapsible plugging plate
Structure schematic diagram；
Fig. 3 is to disclose a kind of multiple spot that embodiment provides using the utility model to squeeze collapsible plugging device progress pipeline
The original state schematic diagram of closure；
Fig. 4 is to disclose a kind of multiple spot that embodiment provides using the utility model to squeeze collapsible plugging device progress pipeline
Status diagram after closure；
Fig. 5 is to disclose a kind of multiple spot that embodiment provides using the utility model to squeeze collapsible plugging device progress pipeline
Local status diagram after closure.
Specific embodiment
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistent with the utility model.On the contrary, they be only with such as
The example of the consistent device of some aspects be described in detail in the appended claims, the utility model.
It is that a kind of multiple spot squeezes collapsible plugging plate referring to Fig. 1, the plugging plate is mainly by two 1, one, Foldable hydraulic cylinder
It folds 2, silica gel plates 3 of outside plate and a folding inner panel 4 is constituted, wherein fold outside plate 2, silica gel plate 3 and fold inner panel 4
It is stacked, silica gel plate 3, which is held in, to be folded outside plate 2 and fold between inner panel 4, and is fastened by bolts, and silica gel plate 3
Surrounding outside plate 2 folded against surrounding and fold inner panel 4 surrounding extend outwardly, referring to fig. 2, fold inner panel 4 by successively
Hinged three fold interior plate unit 41 and constitute, and plate unit 41 includes: 411, two units of unit main body in each fold
Slide plate 412 and two extruding hydraulic cylinders 413, two unit slide plates 412 are located at the two sides up and down of unit main body 411, and two
A extruding hydraulic cylinder 413 is longitudinally disposed in unit main body 411, and is articulated and connected with unit main body 411, and an extruding is hydraulic
The unit slide plate 412 of 411 upside of hydraulic stem and unit main body in cylinder 413 is articulated and connected, another is squeezed in hydraulic cylinder 413
Hydraulic stem and the unit slide plate 412 of the downside of unit main body 411 are articulated and connected, and the promotion by squeezing hydraulic stem in hydraulic cylinder can be with
412 confrontation unit main body 411 of the unit slide plate longitudinal movement of about 411 two sides of unit main body is driven, two Foldable hydraulic cylinders 1 are equal
Be horizontally set in the unit main body 411 folded in inner panel 4 in centrally located folding in plate unit 41, and with unit master
Body 411 is fixedly connected, the hydraulic stem in a Foldable hydraulic cylinder 1 and the unit main body 411 in the folding of side in plate unit 41
It is articulated and connected, the hydraulic stem in another Foldable hydraulic cylinder 1 and the unit main body in plate unit 41 in the folding for being located at the other side
411 are hinged, and fold outside plate 2 and are made of three outer plate units 21 of folding, three outer plate units 21 of folding and three folding inner panels
Unit 41 corresponds, and the outer plate unit 21 of each fold passes through bolt and the unit in plate unit 41 in corresponding folding
Main body 411 is fixedly connected, and can be achieved to fold inner panel, silica gel plate and folding by the driving of hydraulic stem in two Foldable hydraulic cylinders
Folded outside plate is folded and unfolded.
Wherein, fold in inner panel three fold in can hingedly be realized by shaft between plate unit, be exactly in Fig. 1 with
For shaft.
Referring to fig. 2, occur when unit slide plate vertically moves under the driving of hydraulic stem in squeezing hydraulic cylinder in order to prevent horizontal
To offset, as the improvement of technical solution, anti-bias guiding device 414 is additionally provided in plate unit 41 in each fold, wherein
Anti-bias guiding device 414 include: the first anti-bias guide plate 4141 and with the first anti-bias 4141 track of guide plate cooperation second
Anti-bias guide plate 4142, wherein the first anti-bias guide plate 4141 is fixedly connected with unit slide plate 412, the second anti-bias guide plate
4142 are fixedly connected with unit main body 411, which can play guiding and limit when unit slide plate vertically moves
Effect the anti-bias guiding device 414 is provided between each unit slide plate 412 and unit main body 411 referring to fig. 2, and
There are two anti-bias guiding devices 414 for setting between centrally located unit main body 411 and unit slide plate 412, and two anti-
Inclined guiding device 414 is located at the left and right sides for squeezing hydraulic cylinder.
The present embodiment offer is a kind of collapsible plugging device of multiple spot extruding, is respectively to use to be somebody's turn to do referring to Fig. 3, Fig. 4
Plugging device carry out pipe plugging original state and sealed condition state diagram, the plugging device mainly by plugging device A, push away
Constituted into device B and plugging plate C, wherein plugging device A is existing commercially available structure, has a telescopic rod, specific structure herein not into
Row repeats, and propeller B is by propeller ontology 5, propelling hydraulic cylinder 6 and support arm 7 is promoted to constitute, propeller ontology 5 and plugging device A
In telescopic rod be fixedly connected, propelling hydraulic cylinder 6 and propeller ontology 5 are articulated and connected, and promoting support arm 7 includes middle part cross-articulation
First support arm 71 and second support arm 72, the hydraulic stem in 71 one end of first support arm and propelling hydraulic cylinder 6 is rotatablely connected, the other end
It is rotatablely connected with plugging plate C, 72 one end of second support arm and propeller ontology 5 are rotatablely connected, and the other end and plugging plate C sliding connect
It connects, plugging plate C is any one in plugging plate.
In the plugging device, plugging device is mainly used for that propeller and plugging plate is driven to be moved along longitudinal, and promotes
Device is mainly used for that plugging plate is driven to be moved along transverse direction (axial direction of pipeline), and then realizes and elapse plugging plate to closure position
It sets, completes to block operation.
In order to improve degree of stability of the plugging device in progradation, as the improvement of technical solution, referring to fig. 4,
It is provided with connecting plate 8 on plugging plate C, the first limit long hole 81, the other end sliding of second support arm 72 are provided on connecting plate 8
Be limited in the first limit long hole 81, into being provided with the second limit long hole 51 on device ontology 5,71 one end of first support arm with
After hydraulic stem rotation connection in propelling hydraulic cylinder 6, it is limited in the second limit long hole 51.
The method for carrying out pipe plugging using above-mentioned plugging device and plugging plate, specific as follows:
1) aperture is carried out on to blocking pipe, passes through clamping plate valve connection sealing bucket after aperture；
2) propeller and plugging plate are transported to after in blocking pipe by plugging device, start propeller for plugging plate edge
The propulsion axially downstream to blocking pipe, it is first after reaching block-up position when the plugging plate is moved to pipeline tapping downstream
First start Foldable hydraulic cylinder, plugging plate be unfolded, then starting squeeze hydraulic cylinder will fold in unit slide plate in plate unit to
Two sides push, until silica gel plate is tightly expressed on the inner wall to blocking pipe, closure terminates, silica gel plate in blocking pipe
The state of wall is referring to Fig. 5, and wherein D is to blocking pipe.
Plugging plate involved in above-mentioned each embodiment is, it can be achieved that the two big functions that will be folded and silica gel plate squeezes, wherein
Folder function, which mainly passes through to fold inner panel and fold outside plate, to be both designed as being made of seperated unit, is driven by Foldable hydraulic cylinder
Dynamic, since silica gel plate is soft material, fixed clamp is folding inner panel and is folding between outside plate, the hydraulic stem in Foldable hydraulic cylinder
Drive under, folding inner panel, silica gel plate and folding outside plate will do it and folds and unfolds accordingly, and by this, be folded with can be with
Reduce the requirement to space size, to reduce the open pore size on pipeline；Silica gel plate squeeze function, which mainly passes through, will constitute folding
Three of folded inner panel fold the separate structure that interior plate unit is both designed as unit main body and two unit sliding blocks, and two units
Sliding block passes through respectively to be squeezed hydraulic cylinder and is driven, can confrontation unit main body vertically moved, and then by the surrounding of silica gel plate
Be pressed on the inner wall to blocking pipe, realize pipe plugging, block the purpose of medium, wherein fold inner panel, fold outside plate with
And the concrete shape of silica gel plate can specifically be designed according to the shape to blocking pipe bore, in above scheme, due to silicon
Offset plate belongs to soft materials, therefore, under the extruding of unit sliding block, can be bonded well, be avoided due to pipe with inner wall of the pipe
Road inner wall is rough to be caused to block not tight problem.
Those skilled in the art are considering specification and after practicing utility model disclosed herein, will readily occur to practical
Novel other embodiments.This application is intended to cover any variations, uses, or adaptations of the utility model, these
Variations, uses, or adaptations follow the general principle of the utility model and including undocumented skills of the utility model
Common knowledge or conventional techniques in art field.The description and examples are only to be considered as illustrative, the utility model
True scope and spirit are pointed out by claim.
It should be understood that the utility model is not limited to the accurate knot for being described above and being shown in the accompanying drawings
Structure, and various modifications and changes may be made without departing from the scope thereof.The scope of the utility model is only wanted by appended right
It asks to limit.
Claims (5)
1. a kind of multiple spot squeezes collapsible plugging plate characterized by comprising two Foldable hydraulic cylinders (1) and be stacked
Fold outside plate (2), silica gel plate (3) and fold inner panel (4), silica gel plate (3) fastening clamp in the folding outside plate (2) and
Between the folding inner panel (4), and the relatively described surrounding for folding outside plate (2) of the surrounding of the silica gel plate (3) and the folding
The surrounding of folded inner panel (4) extends outwardly；
Fold inner panel (4) are made of plate unit (41) in three successively hinged foldings；
Plate unit (41) includes: that unit main body (411), two unit slide plates (412) and two are crowded in each folding
Pressure cylinder (413)；
Two unit slide plates (412) are located at the two sides up and down of the unit main body (411)；
Two extruding hydraulic cylinders (413) are longitudinally disposed on the unit main body (411), and with the unit main body
(411) it is articulated and connected, the unit on the upside of a hydraulic stem squeezed in hydraulic cylinder (413) and the unit main body (411)
Slide plate (412) articulated connection, another described hydraulic stem squeezed in hydraulic cylinder (413) and the unit main body (411) downside
Unit slide plate (412) articulated connection；
The folding outside plate (2) folds outer plate units (21) by three and constitutes, three foldings plate unit (21) and three outside
Plate unit (41) corresponds in the folding, and the outer plate unit (21) of each folding passes through bolt and corresponding folding
Unit main body (411) in interior plate unit (41) is fixedly connected；
Two Foldable hydraulic cylinders (1) are horizontally set at folding inner panel centrally located in folding inner panel (4)
In unit main body (411) in unit (41), and it is articulated and connected with the unit main body (411), a Foldable hydraulic cylinder
(1) hydraulic stem in is articulated and connected with the unit main body (411) in plate unit (41) in the folding for being located at side, described in another
Hydraulic stem in Foldable hydraulic cylinder (1) hingedly connects with the unit main body (411) in the folding of the other side in plate unit (41)
It connects.
2. multiple spot squeezes collapsible plugging plate according to claim 1, which is characterized in that plate unit in each folding
(41) anti-bias guiding device (414) are additionally provided in；
The anti-bias guiding device (414) include: the first anti-bias guide plate (4141) and with the described first anti-bias guide plate
(4141) the second anti-bias guide plate (4142) of track cooperation, wherein the first anti-bias guide plate (4141) and the unit
Slide plate (412) is fixedly connected, and the second anti-bias guide plate (4142) is fixedly connected with the unit main body (411).
3. a kind of multiple spot squeezes collapsible plugging device characterized by comprising plugging device (A), propeller (B) and closure
Plate (C)；
The propeller (B) includes: propeller ontology (5), propelling hydraulic cylinder (6) and promotes support arm (7)；
The propeller ontology (5) is fixedly connected with the telescopic rod in the plugging device (A)；
The propelling hydraulic cylinder (6) and the propeller ontology (5) are articulated and connected；
Propulsion support arm (7) includes the first support arm (71) and second support arm (72) of middle part cross-articulation, the first support arm
(71) hydraulic stem in one end and the propelling hydraulic cylinder (6) is rotatablely connected, and the other end and the plugging plate (C) are rotatablely connected,
Described second support arm (72) one end and the propeller ontology (5) are rotatablely connected, and the other end and the plugging plate (C) sliding connect
It connects；
The plugging plate (C) is any one in claim 1,2.
4. multiple spot squeezes collapsible plugging device according to claim 3, which is characterized in that be arranged on the plugging plate (C)
Have connecting plate (8), the first limit long hole (81) is provided on the connecting plate (8), the other end of the second support arm (72) is sliding
It is dynamic to be limited in first limit long hole (81).
5. multiple spot squeezes collapsible plugging device according to claim 3, which is characterized in that on the propeller ontology (5)
It is provided with the second limit long hole (51), the hydraulic stem in described first support arm (71) one end and the propelling hydraulic cylinder (6) rotates
After connection, it is limited in second limit long hole (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821830254.6U CN209196396U (en) | 2018-11-08 | 2018-11-08 | A kind of multiple spot squeezes collapsible plugging plate and its plugging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821830254.6U CN209196396U (en) | 2018-11-08 | 2018-11-08 | A kind of multiple spot squeezes collapsible plugging plate and its plugging device |
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| Publication Number | Publication Date |
|---|---|
| CN209196396U true CN209196396U (en) | 2019-08-02 |
Family
ID=67410771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821830254.6U Withdrawn - After Issue CN209196396U (en) | 2018-11-08 | 2018-11-08 | A kind of multiple spot squeezes collapsible plugging plate and its plugging device |
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| Country | Link |
|---|---|
| CN (1) | CN209196396U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109099257A (en) * | 2018-11-08 | 2018-12-28 | 鞍山市穿山甲管道机械有限公司 | A kind of multiple spot squeezes collapsible plugging plate and its plugging device and method for blocking |
-
2018
- 2018-11-08 CN CN201821830254.6U patent/CN209196396U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109099257A (en) * | 2018-11-08 | 2018-12-28 | 鞍山市穿山甲管道机械有限公司 | A kind of multiple spot squeezes collapsible plugging plate and its plugging device and method for blocking |
| CN109099257B (en) * | 2018-11-08 | 2023-11-24 | 鞍山市穿山甲管道机械有限公司 | Multi-point extrusion folding type plugging plate, plugging device and plugging method thereof |
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