CN217734765U - Movable tunnel operation platform - Google Patents
Movable tunnel operation platform Download PDFInfo
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- CN217734765U CN217734765U CN202221881712.5U CN202221881712U CN217734765U CN 217734765 U CN217734765 U CN 217734765U CN 202221881712 U CN202221881712 U CN 202221881712U CN 217734765 U CN217734765 U CN 217734765U
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- platform
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- support frame
- tunnel
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 27
- 239000010959 steel Substances 0.000 claims abstract description 27
- 230000009193 crawling Effects 0.000 claims abstract description 14
- 230000003014 reinforcing effect Effects 0.000 claims description 12
- 230000005641 tunneling Effects 0.000 claims description 7
- 238000010276 construction Methods 0.000 abstract description 16
- 238000009435 building construction Methods 0.000 abstract 1
- 239000003351 stiffener Substances 0.000 description 5
- 241000282326 Felis catus Species 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of building construction, and discloses a movable tunnel operation platform, wherein the front and back side edges of the top operation platform are respectively provided with a guardrail vertical rod, and a guardrail screen plate is arranged between the adjacent guardrail vertical rods; the left side and the right side of the top operation platform are respectively and vertically provided with a support frame; the upper part of the support frame horizontally extends out of the waist platform, and the outer side of the waist platform extends out of the adjustable jacking; the support frame is provided with a steel crawling ladder II communicated to the waist platform and a steel crawling ladder I from the waist platform to the top operation platform, and the steel crawling ladder II and the steel crawling ladder I are arranged in a staggered mode; the bottom of the outer diagonal rod of the support frame is provided with a pulley, and a pulley hub of the pulley is provided with a locking device. When the guarantee section of jurisdiction operation normally goes on, guarantee the normal transportation operation of tunnel storage battery car, two work mutual noninterferences guarantee the efficiency of construction for the construction progress, whole device simple structure removes the convenience, effectively solves tunnel section of jurisdiction any local problem of needing the construction, guarantees the normal tunnelling construction in tunnel, safety and stability.
Description
Technical Field
The utility model relates to a construction technical field, in particular to construction appurtenance field in the tunnel specifically is a portable tunnel work platform.
Background
Due to the fact that urban subways are greatly developed, in terms of selection of rail transit lines, the linearity of rail transit is more and more complex due to the limitation of upper space, and the shield construction level requirement is higher and higher. The common defects of the underground tunnel structure are segment breakage and water leakage, so that an operator is required to treat the tunnel defects during construction, and the positions of the segment breakage and the water leakage are repaired. After the tunnel is through, the operator is also required to perform hand hole and caulking on the tunnel segment. In the tunnel with larger diameter, when operating personnel carry out the operation of the top of the duct piece, a bent frame needs to be erected for construction. When the tunnel is not communicated, the transportation storage battery car in the tunnel walks back and forth, the erection of the bent frame blocks the operation of the transportation storage battery car, the bent frame must be detached if needed, the transportation storage battery car is erected again after passing through, a large amount of time and manpower are delayed, the progress of construction operation in the pipeline is not facilitated, when a duct piece above the tunnel needs operation, the bent frame is inconvenient to move, the side wall of the duct piece is inconvenient to operate, and a great deal of difficulty exists. Accordingly, there is a need for improvements to existing movable tunnel work platforms.
Disclosure of Invention
The utility model discloses a solve construction in present tunnel and need a large amount of coordination work with the operation of framed bent and transportation storage battery car, need demolish the framed bent and just can pass through transportation storage battery car, when tunnel top section of jurisdiction needs the operation, the framed bent removes inconveniently, and the inconvenient operation of section of jurisdiction lateral wall has a great deal of difficulty, provides one kind and can guarantee tunnel storage battery car normal transportation operation simultaneously, the quick portable tunnel operation platform of handling the operation to tunnel upper portion section of jurisdiction.
The utility model discloses a following technical scheme realizes: a movable tunnel operation platform is characterized in that guardrail upright posts are respectively arranged at the front side edge and the rear side edge of a top operation platform, and a guardrail screen plate is arranged between the adjacent guardrail upright posts; the left side and the right side of the top operation platform are respectively and vertically provided with a support frame; the upper part of the support frame horizontally extends out of the waist platform, and the outer side of the waist platform extends out of the adjustable jacking; the support frame is provided with a steel ladder stand II communicated with the waist platform and a steel ladder stand I from the waist platform to the top operation platform, and the steel ladder stand II and the steel ladder stand I are arranged in a staggered mode; the bottom of the outer diagonal rod of the support frame is provided with a pulley, and a pulley hub of the pulley is provided with a locking device.
When the movable tunnel operation platform is implemented, the top operation platform comprises a square frame, supporting rods are built in the square frame, the square frame and the supporting rods are formed by welding square pipes, metal nets are laid above the square frame and the supporting rods, guardrail vertical rods are respectively arranged on the front side edge and the rear side edge of the top operation platform, safety warning marks are hung on the guardrail vertical rods, a guardrail net plate is arranged between the adjacent guardrail vertical rods, the safety of personnel on the top work platform is protected, and operation tools are prevented from slipping; the left side and the right side of the top operation platform are respectively and vertically provided with a support frame, the two support frames and the top operation platform form a portal support, and the transport battery car in the tunnel travels back and forth from the portal support, namely passes through the two support frames and below the top operation platform; the support frame is in an isosceles trapezoid shape and comprises outer inclined rods and a plurality of cross rods, the two outer inclined rods on the support frame are fixed through the cross rods to maintain the stability of the support frame, and safety warning marks are hung on the outer inclined rods; the upper part of the support frame horizontally extends out of the waist platform outwards to expand the operation range of an operator for operating the top of the duct piece, the waist platform is the same as the top operation platform and comprises a square frame, a support rod is built in the square frame, the square frame and the support rod are formed by welding square pipes, a metal net is laid above the square frame and the support rod, and a safety warning mark is hung on the side surface of the waist platform; the adjustable jacking screw is fixedly arranged on the adjustable jacking screw rod, the top of the adjustable jacking screw rod is fixedly provided with an adjustable jacking base, the adjustable jacking screw rod is fixedly arranged on the adjustable jacking screw rod, the adjustable jacking screw rod is normally received in the adjustable jacking sleeve, the adjustable jacking base is extended towards two sides and propped against the two side pipe sheets when in use, so that the platform is stably fixed and limited to shake left and right, the support frame is provided with a steel crawling ladder II leading to the waist platform, the steel crawling ladder I from the waist platform to the top operation platform, and the steel crawling ladder II and the steel crawling ladder I are arranged in a staggered manner; the bottom of an outer diagonal rod of the support frame is provided with a pulley, so that the platform can move conveniently, a pulley hub of the pulley is provided with a locking device, the pulley is locked during operation, the whole operation platform does not slide, and safety during tunnel operation is ensured, the locking device is a pulley foot brake arranged on the pulley hub, and the pulley hub is arranged on a pulley support through a wheel shaft; be connected with horizontal stiffener and the oblique stiffener that is the diagonal setting between the relevant position of side around two support frame upper portions respectively, be connected with horizontal stiffener between two horizontal stiffeners to the diagonal, maintain the stability of support through the stiffener.
When the adjustable jacking device is used, the whole operation platform is pushed to a designated position, the locking devices on the pulley hubs are locked, the adjustable jacking nuts on the left side and the right side are rotated, the adjustable jacking screw rods are screwed out of the adjustable jacking sleeve pipes until the adjustable jacking base is tightly jacked on the pipe pieces on the two sides, an operator enters the adjustable jacking sleeve pipes from the two supporting frames, climbs to the waist platform through the steel crawling ladder II, and climbs to the top operation platform from the steel crawling ladder I after the waist platform turns, so that the operation on the whole pipe piece can be realized; after the operation is finished, the adjustable jacking nut is rotated reversely, the adjustable jacking screw rod is retracted into the adjustable jacking sleeve, the locking device on the pulley hub is opened, the whole operation platform is pushed and moved away, and the operation of the segment at the point is finished.
Compared with the prior art, the invention has the following beneficial effects: the utility model provides a portable tunnel work platform, when the pipe sheet operation, when guaranteeing that the section of jurisdiction operation normally goes on, guarantee tunnel storage battery car normal transportation operation, two work mutual noninterferences, guarantee the efficiency of construction, accelerate the construction progress, whole device simple structure, it is convenient to remove, can effectively solve any local needs construction problems of tunnel section of jurisdiction, the operation platform can remove as required, repeatedly usable, guarantee the normal tunnelling construction in tunnel simultaneously, safety and stability, have fine practical application and spreading value.
Drawings
Fig. 1 shows a perspective view of the present invention.
Fig. 2 shows a front view of the present invention.
Fig. 3 shows a left side view of the present invention.
Fig. 4 shows a plan view of the present invention.
Fig. 5 shows a schematic structural view of the adjustable top support of the present invention.
FIG. 6 is a schematic view of the structure of the middle pulley of the present invention
In the figure: 1-a support frame, 101-an outer oblique rod, 102-a cross rod, 2-a steel ladder II, 301-a transverse reinforcing rod, 302-a horizontal reinforcing rod, 303-an oblique reinforcing rod, 4-a top operation platform, 5-a guardrail vertical rod, 6-a fence, 7-a pulley, 701-a pulley hub and 702-a pulley foot brake; 703-a pulley bracket, 8-a duct piece, 9-a waist platform, 10-a diagonal draw bar, 11-an adjustable jacking and 1101-an adjustable jacking nut; 1102-an adjustable jacking screw rod, 1103-an adjustable jacking base, 1104-an adjustable jacking sleeve and 12-a steel ladder stand I.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
A mobile tunneling work platform, as shown in fig. 4: the top operation platform comprises a square frame, a plurality of support rods are welded in the square frame and are arranged in parallel, the square frame and the support rods are formed by welding square pipes, and metal nets are laid above the square frame and the support rods, so that operators can stand conveniently and place operation tools; as shown in fig. 2 and 3: guardrail upright posts 5 are respectively arranged at the front side edge and the rear side edge of the top operation platform 4, safety warning marks are hung on the guardrail upright posts 5, a guardrail screen plate 6 is arranged between the adjacent guardrail upright posts 5, and green net enclosure is adopted to protect the safety of personnel on the top operation platform 4 and prevent operation tools from sliding down; as shown in fig. 4: the left side and the right side of the top operation platform 4 are respectively and vertically provided with the support frames 1, the two support frames 1 and the top operation platform 4 form a portal-type support, a transport battery car in the tunnel walks back and forth from the portal-type support, namely, the transport battery car passes through the space between the two support frames 1 and the lower part of the top operation platform 4, the normal transport operation of the tunnel battery car is ensured while the operation of the duct piece 8 is ensured, the two operations are not interfered with each other, and the construction efficiency is ensured; as shown in fig. 3: the supporting frame 1 is in an isosceles trapezoid shape, so that the platform is prevented from toppling forwards and backwards, the supporting frame 1 comprises outer inclined rods 101 and a plurality of cross rods 102, the two outer inclined rods 101 on the supporting frame 1 are fixed through the plurality of horizontally arranged cross rods 102, the stability of the supporting frame 1 is maintained, and safety warning marks are hung on the outer inclined rods 101; the upper part of the support frame 1 horizontally extends out of a waist platform 9 outwards, the operation range of an operator for carrying out top operation on the duct piece 8 is expanded, the waist platform 9 is the same as the top operation platform 4 and comprises a square frame, a plurality of support rods are built in the square frame, the square frame and the support rods are formed by welding square pipes, a metal mesh is laid above the square frame and the support rods, a safety warning mark is hung on the side surface of the waist platform 9, the waist platform 9 is welded on the support frame 1, the top end of the waist platform 9 is fixedly connected with the outer end of the support frame 1 through an inclined pull rod 10, and the stability of the waist platform 9 is enhanced; as shown in fig. 2: the outer side of the waist platform 9 extends outwards to form an adjustable jacking 11, and specifically, two adjustable jacking sleeves 1104 are welded on the front side and the rear side of the waist platform 9, namely, the adjustable jacking sleeves 1104 are welded below a square frame in the waist platform 9; as an alternative, the middle part of the waist platform extends outwards to form an adjustable jacking 11, namely, the middle part of the support rod in the waist platform 9 is welded with an adjustable jacking sleeve 1104; the adjustable jacking sleeve 1104 is made of a steel pipe with the diameter of 50mm, the adjustable jacking 11 comprises an adjustable jacking nut 1101, an adjustable jacking screw 1102, an adjustable jacking base 1103 and an adjustable jacking sleeve 1104, and the adjustable jacking screw 1102 is installed in the adjustable jacking sleeve 1104 in a matching manner, as shown in fig. 5: an adjustable jacking nut 1101 is fixed on the adjustable jacking screw 1102, an adjustable jacking base 1103 is fixed at the top of the adjustable jacking screw 1102, the adjustable jacking screw 1102 is normally retracted into the adjustable jacking sleeve 1104, and the adjustable jacking base 1103 is extended towards two sides to jack against duct pieces 8 on two sides when the adjustable jacking sleeve is used, so that the platform is stably fixed and is limited to shake left and right; be equipped with the steel cat ladder II 2 that leads to waist platform 9 on the support frame 1, and by the steel cat ladder I12 of waist platform 9 to top work platform 4, steel cat ladder II 2 and the dislocation set of steel cat ladder I12, the outer down tube 101 bottom of support frame 1 is equipped with pulley 7, make things convenient for the platform to remove, be equipped with locking device on pulley wheel hub 701 of pulley 7, during the operation, pulley 7 locks, whole work platform is not slided, safety when guaranteeing tunnel operation, as shown in fig. 6: the locking device is a pulley foot brake 702 installed on a pulley hub 701, the pulley hub 701 is installed on a pulley support 703 through a wheel shaft, transverse reinforcing rods 301 and oblique reinforcing rods 303 arranged diagonally are connected between corresponding positions on the front side and the rear side of the upper portion of the support frame 1 respectively, horizontal reinforcing rods 302 are connected between the two transverse reinforcing rods 301 in a diagonal mode, and the stability of the support is maintained through the reinforcing rods.
When the adjustable jacking device is used, the whole operation platform is pushed to a designated position, the locking device on the pulley wheel hub 701 is locked, the adjustable jacking nuts 1101 on the left side and the right side are rotated, the length of the screw teeth extending out of the adjustable jacking screw 1102 is adjusted, the adjustable jacking screw 1102 is screwed out of the adjustable jacking sleeve 1104, the adjustable jacking base 1103 is tightly jacked on the duct pieces 8 on the two sides until the adjustable jacking base 1103 is tightly jacked on the duct pieces 8 on the two sides, an operator enters from between the two supporting frames 1, climbs to the waist platform 9 through the steel ladder stand II 2, and turns to climb from the steel ladder stand I12 to the top operation platform 4 on the waist platform 9, so that the operation on the whole duct piece 8 can be realized; after the operation is finished, the adjustable jacking nut 1101 is rotated reversely, the adjustable jacking screw 1102 is retracted into the adjustable jacking sleeve 1104, the locking device on the pulley hub 701 is loosened, the whole operation platform is pushed to be moved away, and the operation of the duct piece 8 is finished.
The scope of the invention is not limited to the above embodiments, and various modifications and changes may be made by those skilled in the art, and any modifications, improvements and equivalents made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. A portable tunnel work platform which characterized in that: the guardrail comprises a top operation platform (4), wherein guardrail upright posts (5) are respectively arranged at the front side edge and the rear side edge of the top operation platform (4), and a guardrail screen plate (6) is arranged between the adjacent guardrail upright posts (5); the left side and the right side of the top operation platform (4) are respectively and vertically provided with a support frame (1); the upper part of the support frame (1) horizontally extends out of the waist platform (9), and the outer side of the waist platform (9) extends out of the adjustable jacking (11); the steel crawling ladder II (2) communicated with the waist platform (9) and the steel crawling ladder I (12) from the waist platform (9) to the top operation platform (4) are arranged on the supporting frame (1), and the steel crawling ladder II (2) and the steel crawling ladder I (12) are arranged in a staggered mode; the bottom of the outer diagonal rod (101) of the support frame (1) is provided with a pulley (7), and a pulley hub (701) of the pulley (7) is provided with a locking device.
2. A mobile tunneling work platform according to claim 1, wherein: the outer end of the waist platform (9) is fixedly connected with the top end of the support frame (1) through an inclined pull rod (10).
3. A mobile tunneling work platform according to claim 1, wherein: horizontal reinforcing rods (301) and oblique reinforcing rods (303) which are arranged diagonally are connected between corresponding positions on the front side and the rear side of the upper portions of the two support frames (1), and horizontal reinforcing rods (302) are connected between the two horizontal reinforcing rods (301) diagonally.
4. A mobile tunneling work platform according to claim 1, wherein: two outer inclined rods (101) on the support frame (1) are fixed through a plurality of cross rods (102).
5. A mobile tunneling work platform according to claim 1, wherein: waist platform (9) front and back both sides are fixed with adjustable top and hold in the palm sleeve pipe (1104), install adjustable top in the support sleeve pipe (1104) and hold in the palm screw rod (1102), be fixed with adjustable top on the support screw rod (1102) and hold in the palm nut (1101), adjustable top is held in the palm screw rod (1102) top and is fixed with adjustable top and holds in the palm base (1103).
6. A mobile tunneling work platform according to claim 1, wherein: the locking device is a pulley foot brake (702) arranged on a pulley hub (701), and the pulley hub (701) is arranged on a pulley bracket (703) through a wheel shaft.
7. A mobile tunneling work platform according to claim 1, wherein: safety warning signs are hung on the side faces of the guardrail vertical rod (5), the outer inclined rod (101) and the waist platform (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221881712.5U CN217734765U (en) | 2022-07-21 | 2022-07-21 | Movable tunnel operation platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221881712.5U CN217734765U (en) | 2022-07-21 | 2022-07-21 | Movable tunnel operation platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217734765U true CN217734765U (en) | 2022-11-04 |
Family
ID=83850912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221881712.5U Active CN217734765U (en) | 2022-07-21 | 2022-07-21 | Movable tunnel operation platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217734765U (en) |
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2022
- 2022-07-21 CN CN202221881712.5U patent/CN217734765U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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| CP03 | Change of name, title or address |
Address after: Room 1103, Building F (Building 3), Xinfa Huirong Plaza, Xinwu District, Wuxi City, Jiangsu Province, China Patentee after: China Railway 17th Bureau Group Municipal Construction Co.,Ltd. Country or region after: China Patentee after: Jiangsu Shenghua Engineering Supervision Consulting Co.,Ltd. Address before: Room 203-K, 2nd Floor, No. 11, Lane 1888, Caoyang Road, Putuo District, Shanghai, 200135 Patentee before: CHINA RAILWAY 17TH BUREAU GROUP SHANGHAI RAIL TRANSIT ENGINEERING CO.,LTD. Country or region before: China Patentee before: Jiangsu Shenghua Engineering Supervision Consulting Co.,Ltd. |