CN110205967B - Building construction hole topography ponding remove device - Google Patents
Building construction hole topography ponding remove device Download PDFInfo
- Publication number
- CN110205967B CN110205967B CN201910518012.6A CN201910518012A CN110205967B CN 110205967 B CN110205967 B CN 110205967B CN 201910518012 A CN201910518012 A CN 201910518012A CN 110205967 B CN110205967 B CN 110205967B
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- Prior art keywords
- water
- dregs
- filter screen
- slag
- building construction
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- 238000009435 building construction Methods 0.000 title claims abstract description 14
- 238000012876 topography Methods 0.000 title claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 117
- 239000002893 slag Substances 0.000 claims abstract description 32
- 238000010992 reflux Methods 0.000 claims description 14
- 238000001125 extrusion Methods 0.000 claims description 10
- 238000010276 construction Methods 0.000 claims description 5
- 239000013049 sediment Substances 0.000 abstract description 9
- 244000309464 bull Species 0.000 description 6
- 238000000926 separation method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000010006 flight Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000033001 locomotion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H1/00—Removing undesirable matter from roads or like surfaces, with or without moistening of the surface
- E01H1/10—Hydraulically loosening or dislodging undesirable matter; Raking or scraping apparatus ; Removing liquids or semi-liquids e.g., absorbing water, sliding-off mud
- E01H1/108—Removing liquids or semi- liquids, e.g. absorbing rain water, sucking-off mud
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention belongs to the field of building construction, and particularly relates to a device for removing accumulated water in a hollow terrain during building construction, which comprises a device main body and an adjusting sleeve, wherein a water pump is fixedly arranged at the lower end in the device main body, the right end of the water pump is fixedly connected with a water suction pipe, a water collecting tank is fixedly arranged above the water pump, the filter screen is arranged at the edge angle with two inclined sides, so that when the accumulated water enters the water suction pipe and passes through the filter screen, the accumulated water is blocked to be separated in the first step, the water flow drives the dregs to move towards two sides through the inclined plane, then one section of the two sides of the filter screen facing the inner wall of the water suction pipe is arranged in an inwards concave arc shape, the other section facing the center is arranged in a straight line, so that the water flow can more efficiently drive the dregs to enter the dregs collecting devices at two sides, the trigger rod on the slag collecting device is a movable structure connected with a torsional spring, and the outer side of the trigger rod is provided with a curve wave, thereby make and to increase rivers and to make the rotatory dregs of receiving the sediment device of trigger bar collect more efficient dregs.
Description
Technical Field
The invention belongs to the field of building construction, and particularly relates to a device for removing accumulated water in a hollow terrain during building construction.
Background
A building has various pothole topography that cause because of the construction usually during the construction, thereby this kind of pothole topography probably causes building site ponding in rainy day or other circumstances influences safety in production to this ponding that needs to building site carries out timely processing.
But the sediment processing apparatus is not installed to current ponding processing apparatus mostly for thereby it wastes to have handled again the water of water installation inside again after the ponding on ground at every turn and handle when the building site needs dust removal effect again use the water source in addition and cause the waste.
Disclosure of Invention
The utility model provides a building construction hollow topography ponding remove device, the device can be when handling surface ponding water carries out the high-efficient processing of collecting of dregs for ponding can directly be used for so that the use of saving the water source in the dust removal effect.
The utility model provides a construction hole low topography ponding remove device, includes device main part, adjusting sleeve, the inside lower extreme fixed mounting of device main part has the water pump, water pump right-hand member fixedly connected with absorbs water the pipe, water pump top fixed mounting has the header tank.
Preferably, the inside movable mounting of header tank has the bull stick, bull stick lower extreme fixedly connected with flight, bull stick upper end fixedly connected with motor.
Preferably, the bottom of the water collecting tank is arranged in a circular arc mode, the inner wall of the water collecting tank is fixedly connected with a backflow plate, the backflow plate is provided with a roller towards one end of the center, and the backflow plate is arranged in a tilted circular arc mode close to one side of the water collecting tank.
Preferably, the lower end of the reflux plate is fixedly connected with three diversion bumps, the diversion bumps are arranged from small to large from the inner wall of the water collecting tank to the center direction and are obliquely and bent towards the inner side of the water collecting tank.
Preferably, the spiral piece is spirally provided with spiral slag guide grooves, the spiral slag guide grooves are provided with slag through holes at intervals, and the slag through holes are arranged in an arc shape with a large top and a small bottom and are integrally inclined.
Preferably, the roller is provided with a water flow groove, and the water flow groove is integrally inclined and gradually enlarged from left to right.
Preferably, the water suction pipe is fixedly provided with a filter screen inside, the filter screen is arranged at an inclined edge angle at two sides, one section of the two sides of the filter screen facing the inner wall of the water suction pipe is arranged in an inwards concave arc shape, and one section facing the center is arranged in a straight line.
Preferably, an extrusion groove is formed in the inner wall, close to the filter screen, of the water suction pipe, and the left side of the extrusion groove is gradually reduced from inside to outside.
Preferably, the slag collecting device is movably mounted in the extrusion groove, a trigger rod is movably mounted on the outer side of the slag collecting device, the trigger rod is of a movable structure connected with a torsion spring of the slag collecting device, and the outer side of the trigger rod is in curved wave arrangement.
Compared with the prior art, the invention has the following beneficial effects:
1. the filter screen is arranged at the edge angle with two inclined sides, so that when the accumulated water enters the water suction pipe and passes through the filter screen, the accumulated water is blocked to be separated in the first step, the water flow drives the dregs to move towards two sides through the inclined plane, then one section of the two sides of the filter screen facing the inner wall of the water suction pipe is arranged in an inwards concave arc shape, the other section facing the center is arranged in a straight line, so that the water flow can more efficiently drive the dregs to enter the dregs collecting devices at two sides, the trigger rod on the slag collecting device is a movable structure connected with a torsional spring, and the outer side of the trigger rod is provided with a curve wave, so that the effect of water flow on the trigger lever can be increased, the slag collecting device can rotate to collect the slag more efficiently, and simultaneously, the trigger rod is matched with the upper left side of the inner wall of the water absorption pipe to form an extrusion groove which is gradually reduced from inside to outside, so that the trigger bar can move inwards to extrude the dregs to extrude the redundant water in the trigger bar out to prevent the excessive water in the collecting box.
2. One side of the reflux plate close to the water collecting tank is an inclined arc and is arranged with an arc at the bottom of the water collecting tank, so that when the spiral plate rotates to drive accumulated water to move downwards, dregs in the accumulated water can rotate circularly in the reflux plate and are deposited in the dreg accumulating groove to be further separated, thereby ensuring that the water at the upper end of the water collecting tank can be directly used by the spraying device, then three flow guide convex blocks which are obliquely and flexibly arranged towards the inner side of the water collecting tank are arranged on the reflux plate from small to large from the inner wall of the water collecting tank to the central direction, so that the dregs can not flow out of the reflux plate by further limitation, and then a roller which is arranged on the reflux plate and is provided with a water flow groove which is integrally inclined and gradually enlarged from left to right is arranged on the reflux plate, thereby make the rotatory direction of flight drive rivers can increase the effort rotatory to it, further carry out the water conservancy diversion to ponding.
3. Be provided with the spiral through the spiral on the spiral shell and lead the dregs groove for can directly make dregs get into through leading the dregs groove and be interrupted the logical dregs hole that sets up on it when the spiral shell drives dregs downward movement, make in the backward flow board of the below that reaches that dregs can be faster, set up and wholly be the slope form for the arc of big-end-up through leading the dregs hole again, thereby can be according to the rotation direction more efficient water conservancy diversion dregs of spiral shell when making and getting into dregs easily, thereby further improvement dregs separation's efficiency.
Drawings
FIG. 1 is an overall front view of the present invention;
FIG. 2 is an internal perspective view of the present invention;
FIG. 3 is an enlarged view taken at A of FIG. 2 according to the present invention;
FIG. 4 is a top view of the header tank of the present invention;
FIG. 5 is a perspective view of the roller of the present invention;
FIG. 6 is a cross-sectional view of a slag hole of the present invention;
FIG. 7 is a top view of the screen of the present invention;
FIG. 8 is an enlarged view of the invention at B in FIG. 7.
In the figure: 1-device main body, 2-adjusting sleeve, 3-collecting box, 4-spraying device, 5-motor, 6-water collecting tank, 601-slag deposit groove, 7-water pump, 8-rotating rod, 9-filter screen, 10-spiral slice, 1001-spiral slag guide groove, 11-reflux plate, 1101-flow guide projection, 1102-slag guide groove, 12-slag through hole, 13-roller, 1301-water flow groove, 14-water suction pipe, 1401-extrusion groove, 15-slag collecting device and 1501-trigger rod.
Detailed Description
Referring to fig. 1 to 8, a schematic plan structure and a schematic perspective structure of a device for removing accumulated water from a hollow terrain in building construction are shown.
The utility model provides a construction hole low topography ponding remove device, includes device main part 1, adjusting sleeve 2, and 1 inside lower extreme fixed mounting of device main part has water pump 7, and water pump 7 right-hand member fixedly connected with absorbs water pipe 14, and water tank 6 is fixed mounting above water pump 7.
In concrete implementation, 6 inside movable mounting of header tank have bull stick 8, 8 lower extreme fixedly connected with flights of bull stick 10, 8 upper end fixedly connected with motors 5 of bull stick for the motor can drive the rotatory dregs to separate in the ponding of flight 10.
In specific implementation, 6 bottoms of header tank are the circular arc setting, 6 inner wall fixedly connected with backward flow board 11 of header tank, backward flow board 11 has gyro wheel 13 towards one of center to serve movable mounting, and backward flow board 11 leans on one side to header tank 6 to set up for the slope circular arc, thereby it can make dregs wherein circulate in backward flow board 11 through slag guiding groove 1102 and deposit and separate in sediment groove 601 when flight 10 rotation drive ponding moves down and guarantee that the clean ability of header tank 3 upper end water is directly used by atomizer 4.
In specific implementation, the lower end of the reflux plate 11 is fixedly connected with a diversion bump 1101, the diversion bumps 1101 are arranged from small to large from the inner wall of the water collection tank 6 to the center, and are obliquely and curved towards the inner side of the water collection tank 6, so that dregs are further limited in the reflux plate 11 and cannot flow out, and the dreg separation efficiency is improved.
In concrete implementation, the spiral is provided with spiral guide slag groove 1001 on flight 10, and the interval is provided with logical sediment hole 12 on spiral guide slag groove 1001, leads to the arc setting that sediment hole 12 is big-end-up and wholly be the slope form for thereby can follow the rotation direction according to flight 10 more efficient water conservancy diversion dregs in the time of getting into dregs easily, thereby further improvement dregs separation's efficiency.
In concrete implementation, seted up rivers groove 1301 on gyro wheel 13, rivers groove 1301 is whole to be the circular arc setting of slope form and grow gradually from left to right for thereby flight 10 drives the rotatory direction ability increase of rivers and rotates its effort, and further ponding carries out the water conservancy diversion.
In concrete implementation, the inside fixed mounting of pipe 14 that absorbs water has filter screen 9, filter screen 9 is the edges and corners setting of both sides slope, and one section of filter screen 9 both sides orientation 14 inner walls that absorb water sets up for the indent arc, and one section towards the center is the sharp setting, makes can be blockked when ponding entering pipe 14 that absorbs water through filter screen 9 and go on first step's separation and make rivers drive dregs to remove to both sides through the inclined plane, can make rivers drive during dregs get into the receipts sediment device 15 of both sides more efficiently simultaneously.
In specific implementation, a squeezing groove 1401 is formed in the inner wall, close to the filter screen 9, of the water suction pipe 14, and the left side of the squeezing groove 1401 is arranged to be gradually reduced from inside to outside, so that the trigger rod 1501 can move inwards to squeeze dregs after collecting the dregs, and redundant water in the trigger rod is squeezed out to prevent the water in the collection box 3 from being too much.
In specific implementation, the slag collecting device 15 is movably mounted in the extrusion groove 1401, the trigger rod 1501 is movably mounted on the outer side of the slag collecting device 15, the trigger rod 1501 is a movable structure connected with a torsion spring of the slag collecting device 15, and the outer side of the trigger rod is in a curve wave arrangement, so that the action of water flow on the trigger rod 1501 can be increased, and the slag collecting device 15 rotates to collect slag more efficiently.
The working principle of the accumulated water removing device for the hollow terrain in building construction is as follows.
Firstly, push the device main body to the place that needs to handle ponding, make the inside of casing pipe adjusting collar 2 subtend ponding, later start water pump 7 and absorb ponding through the pipe 14 that absorbs water, it is the angular setting of both sides slope to lead to filter screen 9 in the pipe 14 that absorbs water, make ponding get into can be blockked down when the pipe 14 that absorbs water passes through filter screen 9 and carry out the separation of first step and make rivers drive dregs to both sides through the inclined plane and move, one section towards the pipe 14 inner wall that absorbs water through filter screen 9 both sides is the setting of indent arc, one section towards the center is the setting of straight line, make rivers can drive dregs more high-efficiently and get into in the receipts sediment device 15 of both sides, there is the setting of curve wave for torsional spring coupling's movable structure and outside through receiving on the sediment device 15, make the effect that can increase rivers to trigger bar 1501 make receipts sediment device 15 rotatory carry out more efficient dregs collection, and simultaneously, the trigger rod 1501 can be matched with the left side on the inner wall of the water suction pipe 14 to be an extrusion groove 1401 gradually reduced from inside to outside, so that the trigger rod 1501 can move inwards to extrude dregs after collecting the dregs to extrude redundant water in the dregs to prevent excessive water in the collecting tank 3 from being extruded, when the accumulated water reaches the channel water collecting tank 6 and needs to be subjected to dust removal operation, the starting motor 5 drives the spiral sheet 10 to rotate through the rotating rod 8 to enable the accumulated water to drive the dregs in the spiral sheet 10 to move downwards, one side of the reflux plate 11 close to the water collecting tank 6 is an inclined arc arrangement and an arc arrangement at the bottom of the water collecting tank 6, when the spiral sheet 10 rotates to drive the accumulated water to move downwards, the dregs in the reflux plate 11 can rotate in a circulating way and can be deposited in the dreg accumulating groove 601 to further separate, so that the cleanness of the water at the upper end of the water collecting tank 6 can be ensured to be directly used by the spraying device 4, and three inclined bends from small to large in the direction from the inner wall of the water collecting tank 6 to the center The guiding lug 1101 arranged in a curve enables dregs to be further limited to be incapable of flowing out in the backflow plate 11, the roller 13 which is integrally inclined and gradually enlarged from left to right is arranged on the backflow plate 11 to form the water flow groove 1301, the spiral sheet 10 drives the direction of water flow rotation to increase the acting force on the spiral sheet 10 so as to rotate, accumulated water is further guided, the spiral dreg guiding groove 1001 is spirally arranged on the spiral sheet 10, when the spiral sheet 10 drives the dregs to move downwards, the dregs can directly enter the dreg through holes 12 which are discontinuously arranged on the spiral dreg guiding groove 1001, the dregs can quickly reach the backflow plate 11 below, the dregs can be further guided into the backflow plate 11 through the dreg through the arc-shaped dreg through holes 12 which are large at the top and small at the bottom, the dregs can be integrally inclined, and the dregs can be easily fed in, and more efficiently guided to the dregs can be guided according to the rotating direction of the spiral sheet 10, thereby further improving the efficiency of dross separation.
Claims (6)
1. The utility model provides a construction hollow topography ponding remove device, includes device main part (1), adjusting sleeve (2), its characterized in that: a water pump (7) is fixedly installed at the lower end of the interior of the device main body (1), a water suction pipe (14) is fixedly connected to the right end of the water pump (7), and a water collection tank (6) is fixedly installed above the water pump (7);
a rotating rod (8) is movably arranged in the water collecting tank (6), the lower end of the rotating rod (8) is fixedly connected with a spiral sheet (10), and the upper end of the rotating rod (8) is fixedly connected with a motor (5);
the bottom of the water collecting tank (6) is arranged in an arc shape, the inner wall of the water collecting tank (6) is fixedly connected with a backflow plate (11), and one side, close to the water collecting tank (6), of the backflow plate (11) is arranged in an inclined arc shape;
a spiral slag guiding groove (1001) is spirally arranged on the spiral piece (10);
a filter screen (9) is fixedly installed inside the water suction pipe (14), the filter screen (9) is arranged in an angular manner with two inclined sides, one section of each of the two sides of the filter screen (9), which faces the inner wall of the water suction pipe (14), is arranged in an inwards concave arc manner, and the other section of each of the two sides of the filter screen, which faces the center, is arranged in a straight line manner;
an extrusion groove (1401) is formed in the inner wall, close to the filter screen (9), of the water suction pipe (14), and the left side of the extrusion groove (1401) is arranged to be gradually reduced from inside to outside;
a slag collecting device (15) is movably arranged in the extrusion groove (1401).
2. The building construction hollow terrain accumulated water removing device as claimed in claim 1, wherein: and one end of the reflux plate (11) facing the center is movably provided with a roller (13).
3. The building construction hollow terrain accumulated water removing device as claimed in claim 2, wherein: reflux plate (11) lower extreme fixedly connected with water conservancy diversion lug (1101), water conservancy diversion lug (1101) are by header tank (6) inner wall to central direction from little to big set up total three, and for the crooked setting of inboard slope towards header tank (6).
4. The building construction hollow terrain accumulated water removing device as claimed in claim 1, wherein: the spiral slag guide groove (1001) is provided with slag through holes (12) at intervals, and the slag through holes (12) are arranged in an arc shape with a large upper part and a small lower part and are integrally inclined.
5. The building construction hollow terrain accumulated water removing device as claimed in claim 2, wherein: water flow groove (1301) has been seted up on gyro wheel (13), water flow groove (1301) wholly is the circular arc setting of slope form and grow gradually from left to right.
6. The building construction hollow terrain accumulated water removing device as claimed in claim 1, wherein: the outer side of the slag collecting device (15) is movably provided with a trigger rod (1501), the trigger rod (1501) is a movable structure connected with a torsion spring of the slag collecting device (15), and the outer side of the trigger rod is arranged in a curve wave mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910518012.6A CN110205967B (en) | 2019-06-14 | 2019-06-14 | Building construction hole topography ponding remove device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910518012.6A CN110205967B (en) | 2019-06-14 | 2019-06-14 | Building construction hole topography ponding remove device |
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| Publication Number | Publication Date |
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| CN110205967A CN110205967A (en) | 2019-09-06 |
| CN110205967B true CN110205967B (en) | 2021-04-27 |
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| CN201910518012.6A Active CN110205967B (en) | 2019-06-14 | 2019-06-14 | Building construction hole topography ponding remove device |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110967043B (en) * | 2019-12-30 | 2023-06-27 | 重庆工商职业学院 | Engineering measuring instrument checking device |
| CN112064560A (en) * | 2020-08-10 | 2020-12-11 | 黄新金 | Ponding processing apparatus is used to town road cleanup crew |
| CN112160280B (en) * | 2020-09-19 | 2021-11-23 | 罗国华 | Road accumulated water cleaning device |
| CN112474661B (en) * | 2020-11-26 | 2024-02-23 | 西安热工研究院有限公司 | Turbine bearing box cleaning device and cleaning method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2114508A (en) * | 1982-02-03 | 1983-08-24 | Varram Limited | Liquid-absorbent material |
| US8365346B2 (en) * | 2008-12-15 | 2013-02-05 | Ecotech Service Co., Llc | Multi-purpose vacuum unit |
| CN106315798A (en) * | 2016-08-22 | 2017-01-11 | 鞍钢集团矿业有限公司 | Mixed flocculent precipitating system of mechanical stirring sedimentation basin |
| CN206457770U (en) * | 2017-01-16 | 2017-09-01 | 烟台市莱山区市容环境管理处 | A kind of municipal environmental sanitation accumulated water absorbing device |
| CN107558427B (en) * | 2017-10-27 | 2018-12-25 | 绍兴优兆化纤有限公司 | Construction site removes water environmental protecting device |
| CN107806050A (en) * | 2017-11-17 | 2018-03-16 | 重庆市江津钢模有限责任公司 | Except mud stroller |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Lin Huaqiao Inventor before: Fan Liqin |
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| CB03 | Change of inventor or designer information | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210409 Address after: 318000 No.298 Shifu Avenue, Taizhou City, Zhejiang Province Applicant after: FANGYUAN CONSTRUCTION GROUP Co.,Ltd. Address before: 843099 310, building 11, pedestrian street, Wenzhou Road, Aksu City, Aksu Prefecture, Xinjiang Uygur Autonomous Region Applicant before: Aksu Haohan Engineering Consulting Co.,Ltd. |
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| TA01 | Transfer of patent application right | ||
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| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A ponding removal device for building construction pit terrain Effective date of registration: 20210724 Granted publication date: 20210427 Pledgee: China Co. truction Bank Corp Taizhou Jiaojiang branch Pledgor: FANGYUAN CONSTRUCTION GROUP Co.,Ltd. Registration number: Y2021330000801 |
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Date of cancellation: 20230129 Granted publication date: 20210427 Pledgee: China Co. truction Bank Corp Taizhou Jiaojiang branch Pledgor: FANGYUAN CONSTRUCTION GROUP Co.,Ltd. Registration number: Y2021330000801 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A device for removing accumulated water in potholes in construction Effective date of registration: 20230130 Granted publication date: 20210427 Pledgee: China Co. truction Bank Corp Taizhou Jiaojiang branch Pledgor: FANGYUAN CONSTRUCTION GROUP Co.,Ltd. Registration number: Y2023330000255 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20210427 Pledgee: China Co. truction Bank Corp Taizhou Jiaojiang branch Pledgor: FANGYUAN CONSTRUCTION GROUP Co.,Ltd. Registration number: Y2023330000255 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A device for removing accumulated water in construction potholes and terrain Granted publication date: 20210427 Pledgee: China Co. truction Bank Corp Taizhou Jiaojiang branch Pledgor: FANGYUAN CONSTRUCTION GROUP Co.,Ltd. Registration number: Y2024330001742 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |