CN113982622A - Tunnel construction machinery removes operation platform mounting structure - Google Patents
Tunnel construction machinery removes operation platform mounting structure Download PDFInfo
- Publication number
- CN113982622A CN113982622A CN202111245854.2A CN202111245854A CN113982622A CN 113982622 A CN113982622 A CN 113982622A CN 202111245854 A CN202111245854 A CN 202111245854A CN 113982622 A CN113982622 A CN 113982622A
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- CN
- China
- Prior art keywords
- platform
- operation platform
- platform frame
- tunnel construction
- loader
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010276 construction Methods 0.000 title claims abstract description 34
- 238000009434 installation Methods 0.000 claims abstract description 19
- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 230000001681 protective effect Effects 0.000 claims description 3
- 239000011435 rock Substances 0.000 abstract description 19
- 238000009412 basement excavation Methods 0.000 description 14
- 238000004519 manufacturing process Methods 0.000 description 4
- 241000282376 Panthera tigris Species 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/12—Devices for removing or hauling away excavated material or spoil; Working or loading platforms
- E21D9/122—Working or loading platforms
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/12—Devices for removing or hauling away excavated material or spoil; Working or loading platforms
- E21D9/126—Loading devices or installations
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The invention relates to the field of tunnel construction machinery equipment, in particular to a mounting structure of a moving operation platform of tunnel construction machinery. The technical problem to be solved by the invention is to provide a movable operation platform installation structure of a tunnel construction machine, which utilizes the mobility of a loader to achieve the flexibility of the movement of an operation platform under the conditions of short steps and short step distance and narrow complex space of weak surrounding rocks. The technical scheme adopted by the invention for solving the technical problems is as follows: tunnel construction machinery removes operation platform mounting structure, including the loader, including the operation platform frame, operation platform frame bottom is provided with platform frame installation end, and wherein, platform frame installation end sets up on the loader scraper bowl of loader through scraper bowl fixing clip group. The invention is particularly suitable for the arrangement of the mobile operation platform under the conditions of short steps of weak surrounding rocks, short step distance and narrow complex space.
Description
Technical Field
The invention relates to the field of tunnel construction machinery equipment, in particular to a mounting structure of a moving operation platform of tunnel construction machinery.
Background
At present, tunnel excavation, particularly for weak surrounding rock excavation, has a large safety risk, is restricted by a construction operation space, and must consider the follow-up of an inverted arch and a secondary lining safety step distance and also consider the excavation speed. How safe convenient quick excavation tunnelling of tunnel weak country rock forms operation platform in narrow complicated space, improves work efficiency and urgently waits to solve. For example, the literature: CN201721438185.X the invention discloses a tunnel engineering excavation operation rack, which is used for blocking rocks above a support through a baffle when the rocks fall off, so that the service life of the baffle is prolonged, the rocks above the support are prevented from falling off to hurt construction operators on the tunnel excavation rack when the rocks are exploded during construction or surrounding rocks, and the safety during working is greatly improved. The invention discloses a liftable tunnel excavation rack, which can conveniently and flexibly adjust the height of an operation rack, ensure that an operator works at the most proper height, and is beneficial to improving the construction quality and ensuring the safety of the operator. However, the invention needs enough space for placing the excavation rack, is only suitable for tunnels with good surrounding rocks, and is basically not suitable for ultra-short step distance tunnels with weak surrounding rocks.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a movable operation platform installation structure of a tunnel construction machine, which utilizes the mobility of a loader to achieve the flexibility of the movement of an operation platform under the conditions of short steps and short step distance and narrow complex space of weak surrounding rocks.
The technical scheme adopted by the invention for solving the technical problems is as follows: tunnel construction machinery removes operation platform mounting structure, including the loader, including the operation platform frame, operation platform frame bottom is provided with platform frame installation end, and wherein, platform frame installation end sets up on the loader scraper bowl of loader through scraper bowl fixing clip group.
Further, the platform frame mounting end is of a platform frame tiger-mouth structure.
Further, the platform frame mounting end comprises a support bracket and a support bracket bottom beam, and the support bracket bottom beam form a platform frame tiger-mouth structure.
Further, a bracket fixing bottom support steel bar beam is arranged at the bottom of the bottom beam of the bracket support.
Furthermore, the operating platform frame is composed of a platform frame center beam, platform frame side beams and a platform frame support reinforcing beam.
Further, the operation platform frame comprises a steel mesh platform.
Further, the operating platform frame comprises a protective railing.
Further, the bucket fixing clamp group comprises a spiral tightening type fixing connecting rod, a bucket fixing platform clamping group and a platform clamping group connecting piece matched with the bucket fixing platform clamping group.
The invention has the beneficial effects that: the invention mainly aims at short steps of weak surrounding rocks, narrow and complex space with short step distance and difficulty in forming a tunnel of an operation platform, so that the portable movable operation platform for excavation is formed by design innovation. When the platform frame is actually used, the mounting end of the platform frame is arranged on a loader bucket of a loader through the bucket fixing clamp group. When the operation platform frame needs to be moved, only the loader needs to be moved, and after the operation platform frame reaches a new operation position, the loader bucket of the loader can be adjusted to enable the operation platform frame to return to a horizontal state again, so that a new round of operation is performed. The invention is particularly suitable for the arrangement of the mobile operation platform under the conditions of short steps of weak surrounding rocks, short step distance and narrow complex space.
Drawings
Fig. 1 is a schematic view of a main body frame of the operation platform frame of the present invention.
Fig. 2 is a schematic structural diagram of the operating platform shelf of the present invention.
Fig. 3 is a schematic view of the present invention in actual use.
Fig. 4 is a schematic view of the present invention in actual use.
Labeled as: the platform comprises a platform frame middle beam 1, platform frame side beams 2, a platform frame support reinforcing beam 3, a platform frame mounting end 4, a support frame bottom beam 5, a support frame 6, a reinforcing mesh platform 7, a loader bucket 8, a loader 9, a support fixing bottom support steel bar beam 10, a protective railing 11, a spiral tightening type fixing connecting rod 12, a bucket fixing platform clamping group 13 and a platform clamping group connecting piece 14.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1, fig. 2, fig. 3, and fig. 4, the tunnel construction machine moving operation platform installation structure includes a loader 9, includes an operation platform frame, and a platform frame installation end 4 is provided at the bottom of the operation platform frame, wherein the platform frame installation end 4 is provided on a loader bucket 8 of the loader 9 through a bucket fixing clip set.
The structure endows the operating platform with flexibility in position space by means of the flexible maneuverability of the loader 9, forms a safe and stable platform for tunnel face operation, is convenient to operate, can quickly form an operating platform for workers working on the face particularly in weak surrounding rock sections, and provides great convenience for tunnel construction; meanwhile, the platform can move more conveniently and quickly by depending on a supporting system and a traveling system of the loader, the arriving position is comprehensive, particularly soft surrounding rock, small-space operation such as a core soil reservation method of annular excavation is adopted, and the position can be changed at any time to meet the problems of no operating space, no operating platform and the like in narrow space construction. The invention has simple manufacture, flexible application and wide range. The combined type mobile operation platform of the tunnel construction machinery can be flexibly applied to installation operation of tunnel excavation and other accessory facilities, particularly the tunnel excavation of weak surrounding rocks, the working efficiency is improved, the platform is simple in assembly operation, convenient to use and efficient in construction operation, the effects of shortening the construction period, reducing the cost and facilitating field civilized construction are achieved, the construction period is greatly shortened, and the cost is reduced.
In order to further simplify the platform frame mounting end 4, the platform frame mounting end 4 is preferably in a platform frame tiger-mouth structure. As shown in fig. 1, the platform mounting end 4 preferably comprises a bracket 6 and a bracket base beam 5, and the bracket 6 and the bracket base beam 5 form a platform frame tiger-mouth structure. The steel support platform bracket can be formed by splicing I18I-shaped steel. The platform part is spliced into a field-shaped framework by I-shaped steel, and a reinforcing mesh is laid on the framework to serve as a working platform surface; the bracket part is formed by splicing I-shaped steel to form a tiger-mouth-shaped bracket, the outer side of the bracket is wide, and the inner side of the bracket is narrow, so that the loader bucket can conveniently stretch into and be fixed.
In order to take into account the stability of the structure and facilitate the subsequent fixed mounting of the platform frame mounting end 4, such a scheme is preferred: the bottom of the bracket bottom beam 5 is provided with a bracket fixing bottom bracket steel bar beam 10.
In order to simplify the structure of the operating platform frame, the operating platform frame is preferably composed of a platform frame middle beam 1, a platform frame side beam 2 and a platform frame support reinforcing beam 3. In order to ensure that the operator is convenient to stand and to ensure safety, it is preferred that the operating platform frame comprises a mesh reinforcement platform 7. Simultaneously, in order to guarantee operating personnel's safety to and avoid the work platform on the article drop, it is preferred that the operation platform frame includes guard rail 11.
In the actual mounting of the platform frame on the loader bucket 8 of the loader 9, the following is preferred: the bucket fixing clamping set comprises a spiral tightening type fixing connecting rod 12, a bucket fixing platform clamping set 13 and a platform clamping set connecting piece 14 matched with the bucket fixing platform clamping set 13. As shown in fig. 3, the operation platform is mounted on the loader bucket 8 of the loader 9 by a screw-type fixed connecting rod 12, a bucket fixed platform fastener set 13 and a platform fastener set connecting piece 14 cooperating with the bucket fixed platform fastener set 13, so as to ensure that the operation platform can be adjusted along with the loader bucket 8 and is in a horizontal state. The bracket fixes the bottom support steel bar beam and fixes the front bottom end with the bucket through a spiral tightening type fixed connecting rod; and then the rear upper end of the platform is fixed by a bucket fixing platform buckle set. The platform is firmly combined with machinery through two layers of fixed connection. The loader bucket shovels into a tiger mouth of the bracket, the tiger mouth is wide in the front and narrow in the back, the bucket is lifted upwards slightly, the bracket and the bucket are fixed tightly through the self-weight of the tilting part at the front end of the bracket, the bracket platform is integrated with the bucket after the bracket and the bucket are fixed, and the loader travels through the bucket steering, so that a platform moving system is formed. Any space in the tunnel can be reached through the walking of the loader and the lifting of the bucket.
In actual manufacturing, such a scheme can be selected: firstly, determining the size of a platform according to the actual condition, and preparing a manufacturing material; splicing and welding the middle and side beams of the platform into a portal form, wherein the parallelism and the verticality between the middle and side beams are ensured during assembly, the gap between steel is reduced as much as possible, and the seam consistency of the template is ensured; welding the first web bracket to the platform frame, adjusting the mutual positions, and ensuring that the outer side of the bracket is wide and the inner side of the bracket is narrow and is vertical to the platform frame; welding and fixing the reinforcing mesh platform on the platform frame, and adjusting the density of the reinforcing mesh during manufacturing the reinforcing mesh to ensure that the phenomena of clamping feet and the like are avoided in the using process; and (3) trial assembly of the loader bucket, wherein the bucket extends into the tiger mouth end to lift the platform frame, so that whether the bucket is stable or not can be seen, the bucket ascends, descends and turns, and the mutual positions of all parts of the platform frame are corrected by adjusting again. After correction, the two fixed connecting assemblies at the front bottom end and the rear upper end are fastened to ensure firm connection.
Aiming at the weak surrounding rock short step, short step distance and narrow complex space, the invention is difficult to form the tunnel of the operation platform, and the portable movable operation platform for excavation is formed by design innovation. The platform is combined with the loader for construction in the tunnel, the flexibility of moving the operating platform is achieved by using the mobility of the loader, rapid excavation and tunneling are facilitated, the occupied space is small, the number of parts capable of being reached is large, and the problems that the construction space of weak surrounding rocks is narrow and the construction of operators is difficult are effectively solved. The method has the advantages of saving materials, being convenient for construction operation, improving the working efficiency and having better project period competition and cost competition advantages.
Claims (8)
1. Tunnel construction machinery removes operation platform mounting structure, including loader (9), its characterized in that: including the operation platform frame, operation platform frame bottom is provided with platform frame installation end (4), and wherein, platform frame installation end (4) set up on loader bucket (8) of loader (9) through the bucket fixing clip group.
2. The tunnel construction machine moving operation platform installation structure of claim 1, wherein: the platform frame mounting end (4) is of a platform frame tiger-mouth structure.
3. The tunnel construction machine moving operation platform installation structure of claim 2, wherein: the platform frame mounting end (4) comprises a support bracket (6) and a support bracket bottom beam (5), and the support bracket (6) and the support bracket bottom beam (5) form a platform frame tiger-mouth structure.
4. The tunnel construction machine moving operation platform installation structure of claim 3, wherein: the bottom of the bracket bottom beam (5) is provided with a bracket fixing bottom bracket steel bar beam (10).
5. The tunnel construction machine moving operation platform installation structure of claim 1, 2, 3 or 4, wherein: the operation platform frame is composed of a platform frame middle beam (1), platform frame side beams (2) and a platform frame support reinforcing beam (3).
6. The tunnel construction machine moving operation platform installation structure of claim 5, wherein: the operating platform frame comprises a reinforcing mesh platform (7).
7. The tunnel construction machine moving operation platform installation structure of claim 6, wherein: the operating platform frame comprises a protective railing (11).
8. The tunnel construction machine moving operation platform installation structure of claim 1, 2, 3 or 4, wherein: the bucket fixing clamping set comprises a spiral tightening type fixing connecting rod (12), a bucket fixing platform clamping set (13) and a platform clamping set connecting piece (14) matched with the bucket fixing platform clamping set (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111245854.2A CN113982622A (en) | 2021-10-26 | 2021-10-26 | Tunnel construction machinery removes operation platform mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111245854.2A CN113982622A (en) | 2021-10-26 | 2021-10-26 | Tunnel construction machinery removes operation platform mounting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113982622A true CN113982622A (en) | 2022-01-28 |
Family
ID=79741391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111245854.2A Pending CN113982622A (en) | 2021-10-26 | 2021-10-26 | Tunnel construction machinery removes operation platform mounting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113982622A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2221271A2 (en) * | 2009-02-18 | 2010-08-25 | Boliden Mekaniska Verkstrad AB | Work platform |
| CN207877197U (en) * | 2017-12-05 | 2018-09-18 | 李元忠 | A kind of maintenance platform |
| CN207944693U (en) * | 2018-02-27 | 2018-10-09 | 中国葛洲坝集团三峡建设工程有限公司 | A kind of removable construction operation platform |
| CN210418434U (en) * | 2019-04-28 | 2020-04-28 | 中国石油天然气第一建设有限公司 | Frock is laid fast to metallic steel tank bottom plate in restricted space |
| CN212054735U (en) * | 2020-05-14 | 2020-12-01 | 中铁十八局集团有限公司 | Rack device for tunnel construction |
| JP2021109738A (en) * | 2020-01-10 | 2021-08-02 | 東日本電信電話株式会社 | Work bench for aerial work platform vehicle |
-
2021
- 2021-10-26 CN CN202111245854.2A patent/CN113982622A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2221271A2 (en) * | 2009-02-18 | 2010-08-25 | Boliden Mekaniska Verkstrad AB | Work platform |
| CN207877197U (en) * | 2017-12-05 | 2018-09-18 | 李元忠 | A kind of maintenance platform |
| CN207944693U (en) * | 2018-02-27 | 2018-10-09 | 中国葛洲坝集团三峡建设工程有限公司 | A kind of removable construction operation platform |
| CN210418434U (en) * | 2019-04-28 | 2020-04-28 | 中国石油天然气第一建设有限公司 | Frock is laid fast to metallic steel tank bottom plate in restricted space |
| JP2021109738A (en) * | 2020-01-10 | 2021-08-02 | 東日本電信電話株式会社 | Work bench for aerial work platform vehicle |
| CN212054735U (en) * | 2020-05-14 | 2020-12-01 | 中铁十八局集团有限公司 | Rack device for tunnel construction |
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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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220128 |
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| RJ01 | Rejection of invention patent application after publication |