CN214570297U - Tower crane pedestrian passageway - Google Patents
Tower crane pedestrian passageway Download PDFInfo
- Publication number
- CN214570297U CN214570297U CN202120157809.0U CN202120157809U CN214570297U CN 214570297 U CN214570297 U CN 214570297U CN 202120157809 U CN202120157809 U CN 202120157809U CN 214570297 U CN214570297 U CN 214570297U
- Authority
- CN
- China
- Prior art keywords
- limiting
- supporting plate
- supporting
- tower crane
- plate
- Prior art date
- 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.)
- Expired - Fee Related
Links
- 230000000694 effects Effects 0.000 claims abstract description 9
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 8
- 230000001681 protective effect Effects 0.000 abstract description 5
- 238000010276 construction Methods 0.000 description 6
- 208000010543 22q11.2 deletion syndrome Diseases 0.000 description 3
- 239000004576 sand Substances 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Images
Landscapes
- Jib Cranes (AREA)
Abstract
The application relates to a pedestrian passageway of a tower crane, which comprises a support frame arranged transversely and a support plate horizontally arranged on the support frame; the supporting frame comprises two supporting rods which are matched with the supporting plate at intervals and a protective net which is vertically arranged on the supporting rods; the two sides of the supporting plate are provided with fixing clamping jaws matched with the supporting rods, and the supporting plate is supported between the two supporting rods through the fixing clamping jaws; the lower side of the fixed clamping jaw is also correspondingly provided with a movable clamping jaw, the movable clamping jaw is rotatably connected with the supporting plate, and the movable clamping jaw is positioned on the lower side of the supporting rod; the movable clamping jaws upwards rotate to the lower side of the supporting rod and are clamped with the supporting plate. The installation structure has the effects of convenience in installation, convenience in disassembly, stable installation structure, no need of tools and labor saving in operation.
Description
Technical Field
The application relates to the field of construction equipment, in particular to a pedestrian passageway of a tower crane.
Background
The tower crane is the most common hoisting equipment on the construction site, also called tower crane, and is lengthened section by section (called standard section for short) for hoisting construction raw materials such as reinforcing steel bars, wood ridges, concrete, steel pipes and the like. The tower crane is an indispensable device on a construction site.
When the tower crane is operated, a tower crane driver needs to climb to a driver cab at the top of the tower crane from the ground along a tower footing; along with the increase of the construction floor of the main building, the tower crane driver climbs to the cab, which not only takes long time, but also is very dangerous. Therefore, a pedestrian passageway for transversely connecting the main building to the tower crane is created; the tower crane pedestrian passageway comprises a support frame which is transversely connected with the main building and the tower crane and a support plate which is horizontally arranged on the support frame and used for people to walk; the supporting plate is fixedly connected with the supporting frame through a bolt.
After the construction is finished, the tower crane and the pedestrian passageway of the tower crane need to be dismantled, and the support plates can be dismantled only by dismantling the screws one by one; with respect to the related art in the above, the inventors consider that there is a defect that the support plate of the walkway is not easily detached.
SUMMERY OF THE UTILITY MODEL
In order to facilitate the installation and dismantle tower crane pedestrian passageway's backup pad, this application provides a tower crane pedestrian passageway.
The application provides a tower crane pedestrian passageway adopts following technical scheme:
a tower crane pedestrian passageway comprises a support frame arranged transversely and a support plate horizontally arranged on the support frame; the supporting frame comprises two supporting rods which are matched with the supporting plate at intervals and a protective net which is vertically arranged on the supporting rods; the two sides of the supporting plate are provided with fixing clamping jaws matched with the supporting rods, and the supporting plate is supported between the two supporting rods through the fixing clamping jaws;
the lower side of the fixed clamping jaw is also correspondingly provided with a movable clamping jaw, the movable clamping jaw is rotatably connected with the supporting plate, and the movable clamping jaw is positioned on the lower side of the supporting rod; the movable clamping jaws upwards rotate to the lower side of the supporting rod and are clamped with the supporting plate.
By adopting the technical scheme, the supporting plate can be arranged between the two supporting rods only by correspondingly supporting the fixed clamping jaws on the supporting rods at the two sides, upwards rotating the movable clamping jaws to abut against the fixed clamping jaws and then clamping the movable clamping jaws with the supporting plate; when the supporting plate is disassembled, the supporting plate can be disassembled from the supporting rod only by releasing the clamping connection between the movable clamping jaws and the supporting plate and rotating the movable clamping jaws downwards.
Optionally, a gear is coaxially connected to the rotating axis of the movable jaw, and a rotating gear engaged with the gear is rotatably supported in the support plate at the upper side of the gear; still set up the gag lever post in the backup pad, the gag lever post is vertical to be worn to locate the backup pad and in the running gear butt.
Through adopting above-mentioned technical scheme, carry out the butt to the rotating gear through the gag lever post, make the rotating gear difficult for rotating again to make also difficult the rotation with the gear that the rotating gear meshed, thereby make the turned angle of movable jack catch obtain fixing.
Optionally, one end of the limiting rod, which is close to the rotating gear, is provided with a limiting block, and the end face of the limiting block, which is abutted against the rotating gear, is engaged with the rotating gear.
Through adopting above-mentioned technical scheme, through stopper and running gear's meshing, can make running gear receive more stable restriction.
Optionally, a limiting cover coaxial with the limiting rod is arranged on the supporting plate, and one end of the limiting rod penetrates out of the limiting cover; the cover is equipped with the elastic component on the gag lever post, and the one end and the spacing cover inner wall butt that the elastic component deviates from the backup pad, and the stopper is to the trend that the running gear direction removed under the effect of elastic component.
Through adopting above-mentioned technical scheme, when the gag lever post does not receive external force, there is the trend that the rotating gear direction removed under the effect of elastic component to make the stopper can keep more steadily with the state of rotating gear meshing, thereby make the fixed of activity jack catch more stable.
Optionally, a limiting plate is arranged at one end of the limiting rod close to the outer wall of the supporting plate; one end of the elastic piece close to the support plate is abutted with the limit plate; when the limiting plate is abutted against the outer wall of the supporting plate, the limiting block is meshed with the rotating gear.
Through adopting above-mentioned technical scheme, restrict the gag lever post to the removal of running gear through the limiting plate, make the stopper difficult too big to the radial pressure of running gear to make running gear more stable, thereby further improve the stability of backup pad.
Optionally, one end of the limiting rod penetrating out of the limiting cover is provided with a pull ring.
Through adopting above-mentioned technical scheme, through the pull ring, can be more convenient pull the gag lever post 26 upwards laborsavingly to rotate movable jack catch.
Optionally, one side of the fixed jaw and one side of the movable jaw, which are far away from the support plate, are mutually abutted; the abutting surfaces of the movable clamping jaw and the fixed clamping jaw are provided with limiting lugs, and the fixed clamping jaw is provided with limiting grooves matched with the limiting lugs
Through adopting above-mentioned technical scheme, when the activity jack catch upwards rotate and with fixed jack catch butt, through the cooperation between spacing lug and the spacing recess, make the cooperation between activity jack catch and the fixed jack catch more stable.
Optionally, the lower side of the supporting rod is transversely provided with a limiting bar, and each supporting plate is correspondingly provided with two limiting bars; the downside of backup pad is provided with the spacing sand grip that corresponds with the clearance between two spacing thick sticks.
By adopting the technical scheme, when the supporting plate is arranged between the two limiting bars, the limiting convex strips on the lower side of the supporting plate are inserted between the two limiting bars; both can make the backup pad obtain the spacing of horizontal direction, make the backup pad be difficult for moving along the bracing piece direction, spacing thick stick can also support the backup pad simultaneously, makes the installation of backup pad more stable.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the supporting plate is convenient to mount and dismount;
2. the limiting rods and the limiting convex strips are arranged, so that the supporting plate is not easy to move along the direction of the supporting rod, and meanwhile, the limiting rods can also support the supporting plate, so that the supporting plate is more stably installed;
3. the elastic piece is arranged, so that the limiting block can be more stably kept in a state of being meshed with the rotating gear, and the movable clamping jaws are more stably fixed.
Drawings
FIG. 1 is a schematic perspective view of a pedestrian passageway of a tower crane;
FIG. 2 is a schematic view of a three-dimensional structure of a pedestrian passageway of a tower crane during installation (without a protective net);
FIG. 3 is a cross-sectional view of a mounting plate of a tower crane walkway.
Description of reference numerals: 1. a support frame; 11. a support bar; 12. a protective net; 13. a limit lever; 2. a support plate; 21. fixing the clamping jaw; 211. a limiting groove; 22. a movable jaw; 221. a gear; 222. a limiting bump; 23. a rotating gear; 24. mounting holes; 25. a limiting cover; 26. a limiting rod; 261. a limiting block; 262. a limiting plate; 263. a spring; 264. a pull ring; 27. limiting convex strips.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses tower crane pedestrian passageway. Referring to fig. 1, the tower crane pedestrian passageway comprises a support frame 1 for connecting a main building and a tower crane and a support plate 2 for people to walk; support frame 1 transversely sets up, and 2 level demountable installation of backup pad are on support frame 1.
Referring to fig. 1 and 2, the support frame 1 includes a support rod 11 for supporting, a protective net 12 for protecting, and a limit bar 13 for supporting and limiting the support plate 2; two supporting rods 11 are arranged, two ends of each supporting rod 11 are fixedly connected with the main building and the tower crane respectively, and the distance between the two supporting rods is matched with the width of the supporting plate 2; the protection net 12 is vertically fixed on the upper side of the support bar 11 to protect the passing person.
The limiting bars 13 are horizontally fixed at the lower side of the supporting rod 11, the limiting bars 13 are perpendicular to the supporting rod 11, and two relatively close limiting bars 13 are correspondingly arranged on each supporting plate 2; the lower side of the supporting plate 2 is provided with a limit convex strip 27 corresponding to the gap between the two limit levers 13.
When the support plate 2 is arranged between the two support rods 11, the limit convex strips 27 on the lower side of the support plate 2 are inserted between the two limit bars 13; both can make backup pad 2 obtain the spacing of horizontal direction, make backup pad 2 be difficult for moving along 11 directions of bracing piece, spacing thick stick 13 can also support backup pad 2 simultaneously, makes backup pad 2's installation more stable.
Referring to fig. 2 and 3, four corners of the supporting plate 2 are provided with a fixed jaw 21 and a movable jaw 22 which are matched with the supporting rods 11, and each supporting rod 11 is correspondingly provided with two groups of fixed jaws 21 and movable jaws 22; the movable clamping jaw 22 is rotatably connected with the supporting plate 2, the movable clamping jaw 22 is positioned at the lower side of the fixed clamping jaw 21, and a through groove matched with the supporting rod 11 is formed between the fixed clamping jaw 21 and the movable clamping jaw 22.
When the movable clamping jaw 22 rotates upwards and abuts against the movable clamping jaw 22, the fixed clamping jaw 21 is clamped and supported on the upper side of the supporting rod 11, and the movable clamping jaw 22 is attached to the lower side of the supporting rod 11. The supporting plate 2 is arranged between the two supporting rods 11 through clamping of the fixed clamping jaws 21 and the movable clamping jaws 22 on the supporting rods 11.
A gear 221 is coaxially and fixedly connected with the rotating axis of the movable clamping jaw 22, the gear 221 is rotatably supported on the lower side of the supporting plate 2, and the movable clamping jaw 22 is rotatably connected with the supporting plate 2 through the gear 221; a rotary gear 23 engaged with the gear 221 is also rotatably supported in the support plate 2 at an upper side of the gear 221.
In order to fix the rotation angle of the movable clamping jaw 22, the upper side of the support plate 2 is provided with a mounting hole 24 and a limiting rod 26 corresponding to the position of the rotating gear 23, and the lower side of the limiting rod 26 is fixedly connected with a limiting block 261 matched with the rotating gear 23; the stopper 261 vertically penetrates the mounting hole 24 and engages with the rotating gear 23, so that the rotating gear 23 is not easily rotated, and the gear 221 engaged with the rotating gear 23 also stops rotating, thereby fixing the angle of the movable claw 22.
In order to prevent the limiting block 261 from being easily released due to external force, a limiting cover 25 coaxial with the limiting rod 26 is fixed on the support plate 2, and one end of the limiting rod 26 penetrates through the limiting cover 25; a limiting plate 262 matched with the inner wall of the limiting cover 25 is fixed at one end of the limiting rod 26 close to the outer wall of the supporting plate 2; the limiting rod 26 is sleeved with an elastic piece.
In this embodiment, the elastic member is a spring 263, the elastic force of the spring 263 is relatively stable, and the structure of the spring 263 can be conveniently sleeved on the limiting rod 26; one end of the elastic element is abutted with the limit plate 262, and the other end of the elastic element is abutted with the inner wall of the limit cover 25; the limiting rod 26 drives the limiting block 261 to move towards the direction of the rotating gear 23 under the elastic action of the spring 263, so that the limiting block 261 keeps a meshed state with the rotating gear 23 under the action of no external force, and the movable clamping jaw 22 clamps the supporting rod 11 more stably.
In order to conveniently pull the limiting rod 26, a pull ring 264 is fixed at one end of the limiting rod 26 penetrating out of the limiting cover 25, the limiting rod 26 can be pulled upwards more conveniently and more laborsavingly through the pull ring 264, so that the limiting block 261 and the rotating gear 23 are not interfered with each other, the movable clamping jaws 22 can rotate, and the supporting plate 2 can be installed or detached.
In order to make the matching of the abutting part of the fixed jaw 21 and the movable jaw 22 more stable, a limit lug 222 is fixed on the abutting surface of the movable jaw 22 and the fixed jaw 21, and the limit lug 222 is in a strip structure and is parallel to the rotation axis of the movable jaw 22; the fixing jaw 21 is provided with a limit groove 211 matched with the limit bump 222.
When the movable jaw 22 rotates upward and abuts against the fixed jaw 21, the fit between the movable jaw 22 and the fixed jaw 21 is more stable through the fit between the limit projection 222 and the limit groove 211.
The implementation principle of a tower crane pedestrian passageway in the embodiment of the application is as follows: when installing backup pad 2, only need align vertical direction's spacing sand grip 27 and spacing thick stick 13, place backup pad 2's fixed jack catch 21 on bracing piece 11, through pull ring 264 pulling gag lever post 26, rotate movable jack catch 22, when movable jack catch 22 and fixed jack catch 21 butt, loosen pull ring 264, stopper 261 moves down and meshes with rotating gear 23 under the effect of spring 263 to fix a position movable jack catch 22's turned angle.
When the supporting plate 2 is dismounted, the supporting plate 2 can be dismounted from the supporting rod 11 only by pulling the limiting rod 26 and then rotating the movable clamping jaws 22 downwards.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. A tower crane pedestrian passageway comprises a support frame (1) arranged transversely and a support plate (2) horizontally arranged on the support frame (1); support frame (1) includes two intervals and backup pad (2) complex bracing piece (11) and vertical protection network (12) of setting on bracing piece (11), its characterized in that: two sides of the supporting plate (2) are provided with fixing clamping jaws (21) matched with the supporting rods (11), and the supporting plate (2) is supported between the two supporting rods (11) through the fixing clamping jaws (21);
the lower side of the fixed jaw (21) is also correspondingly provided with a movable jaw (22), the movable jaw (22) is rotatably connected with the support plate (2), and the movable jaw (22) is positioned on the lower side of the support rod (11); the movable clamping jaw (22) rotates upwards to the lower side of the supporting rod (11) and is clamped with the supporting plate (2).
2. The tower crane pedestrian passageway of claim 1, characterized in that: a gear (221) is coaxially connected to the rotating axis of the movable jaw (22), and a rotating gear (23) meshed with the gear (221) is rotatably supported on the upper side of the gear (221) in the support plate (2);
still set up gag lever post (26) on backup pad (2), gag lever post (26) are vertical to be worn to locate backup pad (2) and with running gear (23) butt.
3. The tower crane pedestrian passageway of claim 2, characterized in that: and one end of the limiting rod (26) close to the rotating gear (23) is provided with a limiting block (261), and the end face of the limiting block (261) abutted against the rotating gear (23) is meshed with the rotating gear (23).
4. The tower crane pedestrian passageway of claim 3, characterized in that: a limiting cover (25) coaxial with the limiting rod (26) is arranged on the supporting plate (2), and one end of the limiting rod (26) penetrates through the limiting cover (25); the cover is equipped with the elastic component on gag lever post (26), and the one end that the elastic component deviates from backup pad (2) and spacing cover (25) inner wall butt, and stopper (261) is the trend that has removed to running gear (23) direction under the effect of elastic component.
5. The tower crane pedestrian passageway of claim 4, characterized in that: a limiting plate (331) is arranged at one end, close to the outer wall of the supporting plate (2), of the limiting rod (26); one end of the elastic piece close to the supporting plate (2) is abutted with a limiting plate (331); when the limiting plate (331) is abutted against the outer wall of the supporting plate (2), the limiting block (261) is meshed with the rotating gear (23).
6. The tower crane pedestrian passageway of claim 4, characterized in that: one end of the limiting rod (26) penetrating out of the limiting cover (25) is provided with a pull ring (264).
7. The tower crane pedestrian passageway of any one of claims 1-6, wherein: one sides of the fixed clamping jaws (21) and the movable clamping jaws (22) departing from the supporting plate (2) are mutually abutted; the abutting surfaces of the movable clamping jaw (22) and the fixed clamping jaw (21) are provided with limiting lugs (222), and the fixed clamping jaw (21) is provided with limiting grooves (211) matched with the limiting lugs (222).
8. The tower crane pedestrian passageway of any one of claims 1-6, wherein: the lower side of the supporting rod (11) is transversely provided with a limiting bar (13), and each supporting plate (2) is correspondingly provided with two limiting bars (13); the lower side of the supporting plate (2) is provided with a limit convex strip (27) corresponding to the gap between the two limit levers (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120157809.0U CN214570297U (en) | 2021-01-20 | 2021-01-20 | Tower crane pedestrian passageway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120157809.0U CN214570297U (en) | 2021-01-20 | 2021-01-20 | Tower crane pedestrian passageway |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214570297U true CN214570297U (en) | 2021-11-02 |
Family
ID=78370096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120157809.0U Expired - Fee Related CN214570297U (en) | 2021-01-20 | 2021-01-20 | Tower crane pedestrian passageway |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214570297U (en) |
-
2021
- 2021-01-20 CN CN202120157809.0U patent/CN214570297U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2733317C (en) | Self-climbing perimetric protection system for construction works in buildings | |
| CN110259088B (en) | Method for erecting external protection scaffold of building with twisted vertical face | |
| CN116154695B (en) | Steel beam device for assembled power engineering and installation method | |
| CN208056596U (en) | A kind of Novel engineering exterior wall scaffold | |
| CN214570297U (en) | Tower crane pedestrian passageway | |
| CN115637839B (en) | Quick assembly disassembly structure for building scaffold | |
| US2916245A (en) | Adjustable scaffold bracket | |
| CN214462703U (en) | Be used for construction steel bar ligature work platform | |
| CN212897455U (en) | Prevent portable scaffold frame that topples | |
| CN220790604U (en) | Stair template reinforced structure of marking time | |
| KR100924522B1 (en) | Hull block edge clamp | |
| CN220100914U (en) | Movable assembly type construction fence | |
| CN215369110U (en) | Civil engineering construction is with warning rail convenient to dismouting | |
| CN217300110U (en) | Protective fence | |
| CN213627010U (en) | Construction safety barrier structure | |
| CN216042494U (en) | Combined scaffold for building outer wall of office building | |
| CN218912340U (en) | Building construction protector | |
| CN217711619U (en) | Scaffold with protection mechanism for building construction | |
| CN220036212U (en) | Safety protection platform for elevator shaft | |
| CN218714920U (en) | Scaffold convenient to equipment | |
| CN217999059U (en) | Floor beam reinforcing structure | |
| CN216194072U (en) | Bridge pier shaft hydraulic creeping formwork | |
| CN219773544U (en) | Scaffold for building engineering | |
| CN219138443U (en) | Structure for preventing articles from falling off of elevator shaft | |
| CN212388940U (en) | Recoverable steel bar scaffold based on building economy |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211102 |