CN114059620B - Movable draws yellow canal pump station maintenance work platform - Google Patents
Movable draws yellow canal pump station maintenance work platform Download PDFInfo
- Publication number
- CN114059620B CN114059620B CN202010750109.2A CN202010750109A CN114059620B CN 114059620 B CN114059620 B CN 114059620B CN 202010750109 A CN202010750109 A CN 202010750109A CN 114059620 B CN114059620 B CN 114059620B
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- Prior art keywords
- frame
- fixing
- yellow
- guardrail
- walking ladder
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- 238000012423 maintenance Methods 0.000 title claims abstract description 26
- 230000007246 mechanism Effects 0.000 claims description 33
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 238000010276 construction Methods 0.000 abstract description 3
- 230000003137 locomotive effect Effects 0.000 abstract description 2
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B5/00—Use of pumping plants or installations; Layouts thereof
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B1/00—Equipment or apparatus for, or methods of, general hydraulic engineering, e.g. protection of constructions against ice-strains
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G27/00—Temporary arrangements for giving access from one level to another for men or vehicles, e.g. steps, ramps
Abstract
The present disclosure discloses a movable draws yellow canal pump station maintenance work platform, include: a fixed table; a walking ladder; the operation platform comprises a third frame and a supporting plate, wherein the third frame is used for defining an operation space, the supporting plate is used for bearing workers, one side of the supporting plate, which is close to the supporting frame, is provided with an eighth fixing part and a ninth fixing part, and the operation platform is connected with the fifth fixing part through the cooperation of the eighth fixing parts and/or the ninth fixing parts. The movable yellow drainage canal pump station maintenance working platform provided by the invention can be deployed at a pump station needing maintenance in a locomotive transportation or traction mode, and workers can safely go deep into the canal bottom through the walking ladder, so that the movable yellow drainage canal pump station maintenance working platform has the characteristics of convenience in construction and high safety.
Description
Technical Field
The invention relates to a hydraulic facility maintenance working platform, in particular to a movable maintenance working platform for a drainage channel pump station.
Background
The yellow-leading engineering is a great hydraulic engineering which is built in the last century of China and mainly relates to a plurality of provinces such as Shanxi, henan, shanxi, ningxia and the like. The yellow drainage channel belongs to an important hydraulic facility in the yellow drainage engineering, a pump station arranged on a main channel of the yellow drainage channel is generally close to the bottom of the channel, and when the pump station is maintained daily, workers need to go down to the bottom of the channel to work, and the process is accompanied with danger and is extremely troublesome in construction.
Disclosure of Invention
In view of the foregoing problems of the prior art, an object of the present invention is to provide a movable maintenance platform for a yellow guide channel pump station, which can be quickly transported to a site where a pump station requiring maintenance is located by a transport vehicle, and can be quickly deployed to achieve the maintenance of the pump station.
In order to achieve the above object, the present invention provides a movable yellow drainage channel pump station maintenance work platform, comprising:
the fixing table is arranged at the top of the yellow drainage channel of the hydraulic facility foundation and comprises a first frame and a panel laid in the first frame, wherein the first frame faces one side in the yellow drainage channel and is provided with a first fixing part and a second fixing part in pairs respectively;
the walking ladder extends towards the bottom of the yellow guide channel and comprises a third guardrail, a fourth guardrail and a bottom plate, wherein the third guardrail and the fourth guardrail are oppositely arranged, the bottom plate is used for a worker to walk, a second hinge part is arranged on one side of the bottom plate, which is close to the fixed table, and the second hinge part is hinged with the second fixed part so that the walking ladder is connected with the fixed table; a third hinge part is arranged on one side of the bottom plate, which is close to the bottom of the yellow guide channel;
the supporting frame comprises a second frame, a cross beam arranged in the second frame and a bottom beam positioned at the bottom of the supporting frame, a sixth fixing part is arranged on the cross beam, and one end, close to the bottom of a canal, of the walking ladder is connected with the sixth fixing part through the cooperation of the third hinging part; a plurality of fifth fixing parts are further arranged on the cross beam;
the operation platform comprises a third frame and a supporting plate, wherein the third frame is used for defining an operation space, the supporting plate is used for bearing workers, one side of the supporting plate, which is close to the supporting frame, is provided with an eighth fixing part and a ninth fixing part, and the operation platform is connected with the fifth fixing part through the cooperation of the eighth fixing parts and/or the ninth fixing parts.
Preferably, the other side of the fixed table opposite to the walking ladder is also provided with an extension fixing piece, and the extension fixing piece extends obliquely into the hydraulic facility foundation.
Preferably, the extension fixing piece is an embedded piece and comprises a first fixing piece connected to the fixing table and a second fixing piece connected with the first fixing piece.
Preferably, the first fixing member is a polygonal frame, and the second fixing member is mounted on the first fixing member in a length-adjustable manner.
Preferably, the fixing table faces one side of the yellow guiding channel, a first guardrail located at a corner and second guardrails located at two sides of the joint of the walking ladder are arranged, the first guardrail comprises a guardrail body and guardrail connecting columns used for connecting the guardrail body to the fixing table, and a reserved gap is formed between the second guardrail and the first guardrail.
Preferably, the walking ladder further comprises a first traction mechanism, the first traction mechanism comprises a first stay rope and a second stay rope which are positioned on two sides, close to the fixed table, of the walking ladder, a third fixed portion is arranged on two sides, close to the fixed table, of the walking ladder, and two ends of the first stay rope and two ends of the second stay rope are connected with the third fixed portion and the first fixed portion respectively.
Preferably, the walking ladder further comprises a second traction mechanism, wherein the second traction mechanism comprises a third traction rope, a fourth traction rope, a fifth traction rope and a sixth traction rope which are positioned on two sides of the walking ladder, which are close to one end of the supporting frame, and the third traction rope, the fourth traction rope, the fifth traction rope and the sixth traction rope are arranged in a pairwise opposite mode so that the walking ladder is connected with the supporting frame.
Preferably, the walking ladder is provided with an auxiliary supporting mechanism near the bottom of one end of the supporting frame, one end of the auxiliary supporting mechanism is connected with the bottom beam of the supporting frame, and the other end of the auxiliary supporting mechanism is connected with the bottom of the bottom plate of the walking ladder.
Preferably, the auxiliary supporting mechanism comprises a supporting rod and a reinforcing rod arranged at the bottom of the bottom plate and forming an included angle with each other, one end of the supporting rod is connected with a bottom beam hinge point on the bottom beam, and the other end of the supporting rod is connected to the reinforcing rod.
Preferably, the device further comprises a third pulling mechanism, a seventh fixing part is arranged on the supporting plate of the operating platform in pairs, the third pulling mechanism comprises a seventh pulling rope and an eighth pulling rope which are oppositely arranged, one ends of the seventh pulling rope and the eighth pulling rope are connected with the seventh fixing part, and the other ends of the seventh pulling rope and the eighth pulling rope are connected with the top end of the supporting frame.
Compared with the prior art, the movable yellow drainage canal pump station maintenance working platform provided by the invention can be deployed at a pump station needing maintenance in a locomotive transportation or traction mode, and workers can safely go deep into the canal bottom through the walking ladder, so that the movable yellow drainage canal pump station maintenance working platform has the characteristics of convenience in construction and high safety.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
This document provides an overview of various implementations or examples of the technology described in this disclosure, and is not a comprehensive disclosure of the full scope or all of the features of the disclosed technology.
Drawings
FIG. 1 is a schematic view of a movable yellow race pump station maintenance platform of the present invention disposed in a yellow race.
Fig. 2 is a schematic perspective view (with a partial enlarged view) of a maintenance work platform of a movable yellow guide pump station according to the present invention.
FIG. 3 is a schematic view of the bottom structure of the maintenance platform of the movable drainage channel pump station of the present invention.
FIG. 4 is a schematic view of the structure of the operation platform of the maintenance work platform of the movable yellow drainage pump station of the present invention.
FIG. 5 is a schematic view of the structure of the support frame of the movable yellow lead pump station maintenance work platform of the present invention.
FIG. 6 is a schematic diagram of the structure of a walking ladder of the movable yellow drainage pump station maintenance work platform of the invention.
The main reference numerals illustrate:
1-fixed table, 2-walking ladder, 3-support frame, 4-operation platform, 5-extension fixture, 6-first traction mechanism, 7-second traction mechanism, 8-auxiliary support mechanism, 9-third traction mechanism, 10-pump station, 11-first frame, 12-panel, 13-first rail, 14-second rail, 20-hydraulic infrastructure foundation, 21-third rail, 22-fourth rail, 23-floor, 31-second frame, 32-cross beam, 33-bottom beam, 41-third frame, 42-support plate, 51-first fixture, 52-second fixture, 53-first hinge, 61-first cable, 62-second cable, 71-third cable, 72-fourth cable, 73-fifth cable, 74-sixth cable, 81-support bar, 82-reinforcing bar, 91-seventh cable, 92-eighth cable, 111-first fixing portion, 112-second fixing portion, 131-guardrail body, 132-guardrail connecting post, 211-first splicing section, 212-second splicing section, 221-third splicing section, 222-fourth splicing section, 231-third fixing portion, 232-fourth fixing portion, 233-second hinging portion, 234-third hinging portion, 321-crossbeam body, 322-diagonal support bar, 323-fifth fixing portion, 324-sixth fixing portion, 331-bottom beam body, 332-bent end, 3311-bottom beam hinging point, 411-handrail, 421-seventh fixing portion, 422-eighth fixing portion, 423-ninth fixing portion.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more apparent, the technical solutions of the embodiments of the present disclosure will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present disclosure. It will be apparent that the described embodiments are some, but not all, of the embodiments of the present disclosure. All other embodiments, which can be made by one of ordinary skill in the art without the need for inventive faculty, are within the scope of the present disclosure, based on the described embodiments of the present disclosure.
Unless defined otherwise, technical or scientific terms used in this disclosure should be given the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of the terms "comprising" or "includes" and the like in this disclosure is intended to cover an element or article listed after that term and equivalents thereof without precluding other elements or articles. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may also include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.
In order to keep the following description of the embodiments of the present disclosure clear and concise, the present disclosure omits detailed description of known functions and known components.
As shown in fig. 1 to 6, a movable yellow drainage pump station maintenance working platform according to an embodiment of the present invention includes:
the fixed table 1, fixed table 1 sets up in the hydraulic facility foundation 20 be located drainage canal top position, and this one position is comparatively even ground generally, specifically, fixed table 1 include a first frame 11 and lay in panel 12 in the first frame 11, and this fixed table's main effect lies in making the staff accomplish instrument arrangement or temporary adjustment at fixed table 1, and fixed table 1 still can make the platform wholly establish the connection with the basis simultaneously, guarantees the stability of other parts of platform. Therefore, in practical use, the fixed table 1 can also be matched with a balancing weight for use, or can be directly pressed by a transportation or traction vehicle. As shown in fig. 2, the first frame 11 faces the side of the pump station 10 in the yellow guide channel, and is provided with a first fixing portion 111 and a second fixing portion 112 in pairs respectively;
a walking ladder 2, wherein the walking ladder 2 extends towards the bottom of the yellow guide canal and comprises a third guardrail 21, a fourth guardrail 22 and a bottom plate 23, wherein the third guardrail 21 and the fourth guardrail 22 are oppositely arranged, the bottom plate 23 is provided with a second hinge part 233 at one side close to the fixed table 1, and the second hinge part 233 is hinged with the second fixed part 112 so as to connect the walking ladder 2 with the fixed table 1; a third hinge part 234 is arranged on one side of the bottom plate 23 close to the bottom of the yellow guide canal;
the supporting frame 3 comprises a second frame 31, a cross beam 32 arranged in the second frame 31 and a bottom beam 33 positioned at the bottom of the supporting frame 3, a sixth fixing part 324 is arranged on the cross beam 32, and one end, close to the bottom of a canal, of the walking ladder 2 is connected with the sixth fixing part 324 through the cooperation of the third hinge part 234; the beam 32 is further provided with a plurality of fifth fixing portions 323;
the operation platform 4 comprises a third frame 41 for defining an operation space and a supporting plate 42 for carrying staff, the supporting plate 42 is arranged on one side close to the supporting frame 3, an eighth fixing part 422 and a ninth fixing part 423 are arranged on the supporting plate, and the operation platform 4 is connected with the fifth fixing part 323 through the cooperation of the eighth fixing part 422 and/or the ninth fixing part 423.
In some embodiments, in order to achieve a better fixing effect, the fixing table 1 is further provided with an extension fixing member 5 at the other side of the walking ladder 2, and the extension fixing member 5 extends obliquely into the hydraulic facility foundation 20. As shown in fig. 1, the extension fixing member 5 may actually be used as an embedded member, that is, the extension fixing member 5 is preset at a corresponding position of the pump station 10, and when the platform of the present invention is required to be used, the fixing platform 1 and the extension fixing member 5 may be connected through the first hinge portion, so that the fixing of the fixing platform 1 may be achieved without relying on a counterweight. Specifically, the extension fixture may include a first fixture 51 coupled to the fixing table 1 and a second fixture 52 coupled to the first fixture 51. In a further preferred embodiment, as shown in fig. 3, the first fixing member 51 is a polygonal frame, and the second fixing member 52 is mounted on the first fixing member 51 with adjustable length. In this way, the extension fixture 5 is prevented from being pulled out of the foundation under the load condition, and the second fixtures 52 with different lengths can be selected according to different working conditions.
As further shown in fig. 2, in some embodiments, the fixing table 1 is disposed on a side facing the yellow guiding channel, and a first guard bar 13 disposed at a corner and a second guard bar 14 disposed at two sides of the connection of the walking ladder 2, the first guard bar 13 includes a guard bar body 131 and guard bar connection posts 132 for connecting the guard bar body 131 to the fixing table 1, and a reserved gap is configured between the second guard bar 14 and the first guard bar 13. The reserved gap can in fact be used as a reserved connection site for the walking ladder 2, which means that the walking ladder 2 can adjust the connection site according to the actual situation.
In the embodiment shown in fig. 2, the walking ladder further includes a first pulling mechanism 6, where the first pulling mechanism 6 may specifically include a first cable 61 and a second cable 62 located at two sides of the walking ladder 2 near the fixed table 1, and two sides of the walking ladder 2 near the fixed table 1 are provided with a third fixing portion 231, and two ends of the first cable 61 and the second cable 62 are respectively connected with the third fixing portion 231 and the first fixing portion. Also, a second pulling mechanism 7 may be further included, and the second pulling mechanism 7 may illustratively include a third pulling rope 71, a fourth pulling rope 72, a fifth pulling rope 73 and a sixth pulling rope 74 located at two sides of the walking ladder 2 near one end of the supporting frame 3, where the third pulling rope 71, the fourth pulling rope 72, the fifth pulling rope 73 and the sixth pulling rope 74 are disposed two by two to connect the walking ladder 2 with the supporting frame 3.
As shown in fig. 3, in some embodiments, the walking ladder 2 is disposed near the bottom of one end of the support frame 3, and an auxiliary support mechanism 8 is disposed, one end of the auxiliary support mechanism 8 is connected to a bottom beam hinge point 3311 of the bottom beam 33 of the support frame 3, and the other end is connected to the bottom of the bottom plate 23 of the walking ladder 2. In fact, the bottom beam 33 may specifically include a bottom beam body 331 and two ends of the bent end 332, where the bent end 332 is disposed, so as to facilitate the overall translation of the platform without being blocked by the rugged portion on the canal body. In other modifications, the auxiliary supporting mechanism 8 includes a supporting rod 81 and a reinforcing rod 82 disposed at the bottom of the bottom plate 23 and disposed at an angle to each other, wherein one end of the supporting rod 81 is connected to a bottom beam hinge point 3311 on the bottom beam 33, and the other end is connected to the reinforcing rod 82.
Still further, the operation platform 4 is further fixed by the third pulling mechanism 9, a seventh fixing portion 421 is provided on the support plate 42 of the operation platform 4, the third pulling mechanism 9 includes a seventh pulling rope 91 and an eighth pulling rope 92 that are disposed opposite to each other, one ends of the seventh pulling rope 91 and the eighth pulling rope 92 are connected to the seventh fixing portion 421, and the other ends are connected to a connection point (not labeled) at the top end of the support frame 3.
Of course, what has been described above is a preferred embodiment of the present invention, and it should be noted that it will be apparent to those skilled in the art that modifications and adaptations can be made without departing from the principle of the present invention, and these modifications and adaptations are also considered as protecting the scope of the present invention.
Claims (4)
1. Movable draws yellow canal pump station maintenance work platform, include:
the fixing table is arranged at the top of the yellow drainage channel of the hydraulic facility foundation and comprises a first frame and a panel laid in the first frame, wherein the first frame faces one side in the yellow drainage channel and is provided with a first fixing part and a second fixing part in pairs respectively;
the walking ladder extends towards the bottom of the yellow guide channel and comprises a third guardrail, a fourth guardrail and a bottom plate, wherein the third guardrail and the fourth guardrail are oppositely arranged, the bottom plate is used for a worker to walk, a second hinge part is arranged on one side of the bottom plate, which is close to the fixed table, and the second hinge part is hinged with the second fixed part so that the walking ladder is connected with the fixed table; a third hinge part is arranged on one side of the bottom plate, which is close to the bottom of the yellow guide channel;
the supporting frame comprises a second frame, a cross beam arranged in the second frame and a bottom beam positioned at the bottom of the supporting frame, a sixth fixing part is arranged on the cross beam, and one end, close to the bottom of a canal, of the walking ladder is connected with the sixth fixing part through the cooperation of the third hinging part; a plurality of fifth fixing parts are further arranged on the cross beam;
the operation platform comprises a third frame and a supporting plate, wherein the third frame is used for defining an operation space, the supporting plate is used for bearing staff, one side of the supporting plate, which is close to the supporting frame, is provided with an eighth fixing part and a ninth fixing part, and the operation platform is connected with the fifth fixing part through the cooperation of the eighth fixing part and/or the ninth fixing part;
the fixed table is opposite to the other side of the walking ladder and is also provided with an extension fixing piece, the extension fixing piece obliquely extends into the hydraulic facility foundation, and the fixed table is connected with the extension fixing piece through a first hinge part;
the walking ladder is characterized by further comprising a first traction mechanism, wherein the first traction mechanism comprises a first stay rope and a second stay rope which are positioned on two sides, close to the fixed table, of the walking ladder, a third fixed part is arranged on two sides, close to the fixed table, of the walking ladder, and two ends of the first stay rope and two ends of the second stay rope are respectively connected with the third fixed part and the first fixed part;
the second traction mechanism comprises a third traction rope, a fourth traction rope, a fifth traction rope and a sixth traction rope which are positioned on two sides of the walking ladder, which are close to one end of the supporting frame, and the third traction rope, the fourth traction rope, the fifth traction rope and the sixth traction rope are arranged in a pairwise opposite manner so that the walking ladder is connected with the supporting frame;
the walking ladder is close to the bottom of one end of the supporting frame, an auxiliary supporting mechanism is arranged at one end of the auxiliary supporting mechanism, the bottom beam of the supporting frame is connected with one end of the auxiliary supporting mechanism, and the bottom of the bottom plate of the walking ladder is connected with the other end of the auxiliary supporting mechanism;
the auxiliary supporting mechanism comprises a supporting rod and a reinforcing rod which are arranged at the bottom of the bottom plate and form an included angle with each other, one end of the supporting rod is connected with a bottom beam hinge point on the bottom beam, and the other end of the supporting rod is connected to the reinforcing rod;
the operation platform is characterized by further comprising a third pulling mechanism, a seventh fixing part is arranged on the supporting plate of the operation platform in pairs, the third pulling mechanism comprises a seventh pulling rope and an eighth pulling rope which are oppositely arranged, one ends of the seventh pulling rope and the eighth pulling rope are connected with the seventh fixing part, and the other ends of the seventh pulling rope and the eighth pulling rope are connected with the top end of the supporting frame.
2. The maintenance platform for a mobile drainage channel pump station as claimed in claim 1, wherein the extension fixing piece is an embedded piece and comprises a first fixing piece connected to the fixing platform and a second fixing piece connected with the first fixing piece.
3. The movable yellow race pump station maintenance work platform of claim 2, wherein the first fixture is a polygonal frame and the second fixture is length-adjustably mounted to the first fixture.
4. The movable yellow drainage pump station maintenance work platform according to claim 1, wherein the fixed platform faces one side of the yellow drainage channel and is provided with a first guardrail positioned at a corner and second guardrails positioned at two sides of the joint of the walking ladder, the first guardrail comprises a guardrail body and guardrail connecting posts used for connecting the guardrail body to the fixed platform, and a reserved gap is formed between the second guardrail and the first guardrail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010750109.2A CN114059620B (en) | 2020-07-30 | 2020-07-30 | Movable draws yellow canal pump station maintenance work platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010750109.2A CN114059620B (en) | 2020-07-30 | 2020-07-30 | Movable draws yellow canal pump station maintenance work platform |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114059620A CN114059620A (en) | 2022-02-18 |
| CN114059620B true CN114059620B (en) | 2024-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010750109.2A Active CN114059620B (en) | 2020-07-30 | 2020-07-30 | Movable draws yellow canal pump station maintenance work platform |
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| Country | Link |
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| CN (1) | CN114059620B (en) |
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| JP2012002030A (en) * | 2010-06-21 | 2012-01-05 | Nikko Co Ltd | Temporary scaffold for slope face and installation method of the same |
| CN107524114A (en) * | 2017-07-19 | 2017-12-29 | 华南理工大学 | It is a kind of to be used for heavy grade inclined wharf and the staged pontoon bridge of floating wharf |
| CN207159944U (en) * | 2017-09-04 | 2018-03-30 | 黄河水利委员会黄河机械厂 | Channel side slopes steel construction operating platform |
| CN108560510A (en) * | 2018-07-13 | 2018-09-21 | 江苏龙安电力设备有限公司 | Surface low road movable overhaul platform in a kind of power station |
| CN208517898U (en) * | 2018-06-26 | 2019-02-19 | 合肥蓝川生态科技有限公司 | A kind of big cubic interlock type slope protection protective device |
| CN208899911U (en) * | 2018-10-12 | 2019-05-24 | 吴洪擎 | A kind of water conservancy construction safety device |
| CN210529630U (en) * | 2019-09-02 | 2020-05-15 | 黄河勘测规划设计研究院有限公司 | Non-stop water maintenance equipment for large channel |
| CN211114745U (en) * | 2019-08-26 | 2020-07-28 | 云南省水利水电勘测设计研究院 | Hanging basket equipment for reservoir slope cleaning |
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2020
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5112159A (en) * | 1990-12-03 | 1992-05-12 | Texaco, Inc. | Stairway guard for offshore marine structure |
| JP2012002030A (en) * | 2010-06-21 | 2012-01-05 | Nikko Co Ltd | Temporary scaffold for slope face and installation method of the same |
| CN201981515U (en) * | 2011-02-17 | 2011-09-21 | 王兆庆 | Multifunctional slope mending machine |
| CN107524114A (en) * | 2017-07-19 | 2017-12-29 | 华南理工大学 | It is a kind of to be used for heavy grade inclined wharf and the staged pontoon bridge of floating wharf |
| CN207159944U (en) * | 2017-09-04 | 2018-03-30 | 黄河水利委员会黄河机械厂 | Channel side slopes steel construction operating platform |
| CN208517898U (en) * | 2018-06-26 | 2019-02-19 | 合肥蓝川生态科技有限公司 | A kind of big cubic interlock type slope protection protective device |
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| Publication number | Publication date |
|---|---|
| CN114059620A (en) | 2022-02-18 |
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