CN111717812A - Novel tower crane anti-creep device - Google Patents
Novel tower crane anti-creep device Download PDFInfo
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- CN111717812A CN111717812A CN202010610224.XA CN202010610224A CN111717812A CN 111717812 A CN111717812 A CN 111717812A CN 202010610224 A CN202010610224 A CN 202010610224A CN 111717812 A CN111717812 A CN 111717812A
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- China
- Prior art keywords
- tower crane
- splicing
- support
- platforms
- climbing device
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/88—Safety gear
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
- B66C23/26—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes for use on building sites; constructed, e.g. with separable parts, to facilitate rapid assembly or dismantling, for operation at successively higher levels, for transport by road or rail
- B66C23/28—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes for use on building sites; constructed, e.g. with separable parts, to facilitate rapid assembly or dismantling, for operation at successively higher levels, for transport by road or rail constructed to operate at successively higher levels
- B66C23/283—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes for use on building sites; constructed, e.g. with separable parts, to facilitate rapid assembly or dismantling, for operation at successively higher levels, for transport by road or rail constructed to operate at successively higher levels with frameworks composed of assembled elements
Abstract
The invention relates to the technical field of building construction, in particular to a novel anti-climbing device of a tower crane, which comprises four groups of splicing platforms, baffles, sliding doors and a lifting device for driving the four groups of splicing platforms to synchronously move upwards, wherein the four groups of splicing platforms are arranged on the outer sides of tower crane standard knots and spliced into a square-back type platform, the middle part of the square-back type platform is detachably provided with the baffles, the baffles are provided with openings for avoiding empty tower crane climbing ladders, the baffles are provided with the sliding doors, the sliding sides of the sliding doors, which can be opened and closed, are provided with door locks, and the sliding sides of the sliding; the anti-climbing device of the tower crane is novel in design and convenient to use, and can effectively prevent other non-working personnel from climbing to the upper part of the tower crane, so that potential safety hazards are reduced. Meanwhile, the anti-climbing device can be lifted up along with the additional section of the tower crane to adjust the height of the adaptability, so that the inconvenience caused by the overall repeated disassembly and assembly of the anti-climbing device is avoided, and the anti-climbing device has strong applicability and is suitable for further popularization and application.
Description
Technical Field
The invention relates to the field of buildings, in particular to a novel anti-climbing device of a tower crane.
Background
In the technical field of building construction, a tower crane is a large construction machine commonly used in construction sites and is mainly used for vertical and horizontal transportation of building construction materials. The tower consists of tower body, large arm, balance arm, cab and other parts. Because tower crane height is higher, the condition that non-relevant personnel climbed to tower machine top often appears, has great potential safety hazard.
Disclosure of Invention
In order to solve the problems, the invention provides a novel anti-climbing device of a tower crane.
The invention is realized by the following technical scheme:
the utility model provides a novel tower crane anti-creep device, includes four group's concatenation platforms, baffle, push-and-pull doors and drives the synchronous hoisting device who shifts up of four group's concatenation platforms, four group's concatenation platforms locate the outside of tower crane standard festival and splice into a word type platform, and the middle part demountable installation who returns word type platform has the baffle, be equipped with the opening that is used for keeping away empty tower crane cat ladder on the baffle, be equipped with the push-and-pull door on the baffle, be equipped with the lock on the slip side of push-and-pull door switch, just the slip side of push-and-pull door switch is towards the tower crane cat ladder, hoisting device installs on four group.
Further, the splicing platform comprises a bottom support, a bottom bracket, an inclined support, a bottom plate and a fence, wherein the bottom support is L-shaped, the bottom end of the bottom support is connected with the bottom bracket, the inclined support is arranged between the bottom bracket and the bottom support, the top of the bottom support is provided with the bottom plate, and the fence is arranged on one side, away from the bottom bracket, of the top end of the bottom support.
Furthermore, the four groups of splicing platforms are composed of two long splicing platforms and two short splicing platforms, the two long splicing platforms and the two short splicing platforms are symmetrically arranged during splicing, and the two groups of short splicing platforms are fixedly connected with the two long splicing platforms through fixing plates.
Furthermore, the fixed plate is fixedly connected with the long splicing platform and the short splicing platform through bolts.
Furthermore, two groups of connecting blocks are symmetrically arranged on two sides of the baffle plate, and the connecting blocks are fixedly connected with the bottom plates on the splicing platforms on the two sides through bolts respectively.
Further, the lifting device comprises a plurality of groups of rollers, a threaded rod, an internal threaded pipe, a fluted disc, steering gears, chains, gears, a transmission gear set, a rotating disc, a supporting rod, a hinged plate, a butt joint block and a limiting block, wherein the rollers are respectively arranged on the vertical section of the bottom support, the rollers are in butt joint with the vertical rod of the tower crane standard knot on the tower crane standard knot, the middle part of the bottom plate of each group of splicing platforms is provided with a through hole for avoiding the hollow threaded rod, the inner wall of the through hole of the splicing platform is provided with the limiting block, the side wall of the threaded rod is provided with a strip-shaped chute in sliding connection with the limiting block, the threaded rod is in threaded connection with the internal threaded pipe, the internal threaded pipe is rotatably connected on the bottom plate, the fluted disc is arranged on the internal threaded pipe, the steering gears are respectively arranged on the two sides of, the gear transmission mechanism is used for transmission of each fluted disc; wherein be equipped with the gear on a set of internal thread pipe, the lateral part meshing of gear has transmission gear group, transmission gear group's input is equipped with the rotary disk, the bilateral symmetry of threaded rod is equipped with the bracing piece that is used for supporting splice platform, the bottom of threaded rod and bracing piece all articulates there is the articulated slab, the articulated slab is equipped with the torsional spring that is used for driving the articulated slab to reset with the articulated department of threaded rod and bracing piece, be fixed with the butt joint piece that is used for supporting the articulated slab on the lateral wall of threaded rod and bracing piece.
Preferably, bracing piece fixed connection is in the bottom of bottom plate, the length of bracing piece is greater than the interval of adjacent tower crane standard festival horizontal pole on the tower crane standard festival.
Preferably, be equipped with the opening of keeping away the empty bracing piece on the bottom plate, the outside of bracing piece is equipped with the external screw thread, the opening part that is used for keeping away the empty bracing piece on the bottom plate is equipped with the lug, be equipped with on the outer wall of bracing piece with lug sliding connection's bar spout, equal threaded connection has the nut on the bracing piece, the nut rotates to be connected on the bottom plate.
Further, the length of the threaded rod is larger than the distance between the cross rods of the adjacent tower crane standard sections on the tower crane standard sections.
Furthermore, limiting plates are fixed at the same positions of the supporting rods.
The invention has the beneficial effects that:
the anti-climbing device of the tower crane is novel in design and convenient to use, and can effectively prevent other non-working personnel from climbing to the upper part of the tower crane, so that potential safety hazards are reduced. Meanwhile, the anti-climbing device can be lifted up along with the additional section of the tower crane to adjust the height of the adaptability, so that the inconvenience caused by the overall repeated disassembly and assembly of the anti-climbing device is avoided, and the anti-climbing device has strong applicability and is suitable for further popularization and application.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a schematic illustration of a split of the splice platform of the present invention;
FIG. 4 is a schematic view of the installation of the baffle and the splice platform of the present invention;
FIG. 5 is a schematic illustration of the separation of the baffle and the splice platform of the present invention;
FIG. 6 is a schematic view of a lifting device of the present invention;
FIG. 7 is a schematic view of the threaded rod, the support rod and the upper bottom plate of the splicing platform of the present invention;
FIG. 8 is a schematic diagram of the lifting device and tower crane standard knot in accordance with the present invention;
FIG. 9 is a schematic view of the connection of the bottom support, bottom bracket and diagonal support of the present invention;
FIG. 10 is a schematic view of the hinged panel of the present invention after it has been flipped 90.
Description of the main elements
Splicing the platform-1; standard section-2 of tower crane; a tower crane ladder-3; a lifting device-4; a limiting plate-5; a fixed plate-6; a shell-7; a nut-8; a baffle-9; a sliding door-10; a bottom support-11; a bottom bracket-12; an oblique support-13; a bottom plate-14; a fence-15; a bump-16; a tower crane standard section vertical rod-21; a tower crane standard section cross bar-22; a plurality of sets of rollers-41; a threaded rod-42; an internally threaded tube-43; a fluted disc-44; a steering gear-45; a chain-46; gear-47; a drive gear set-48; a rotating disc-49; a support rod-410; a hinge plate-411; an abutment block-412; a stopper-413; opening-91; a connecting block-92.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
In the description of the present invention, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Example 1
Referring to fig. 1-10, a novel tower crane anti-creep device, including four group's splicing platform 1, baffle 9, push-and-pull door 10 and drive four group's splicing platform 1 hoisting device 4 that shifts up in step, four group's splicing platform 1 splice into a time style of calligraphy platform in the outside of locating tower crane standard festival 2, the middle part demountable installation who returns style of calligraphy platform has baffle 9, be equipped with the opening 91 that is used for keeping away empty tower crane cat ladder 3 on the baffle 9, be equipped with push-and-pull door 10 on the baffle 9, be equipped with the lock on the slip side of push-and-pull door 10 switch, and the slip side of push-and-pull door 10 switch is towards tower crane cat ladder 3, hoisting device 4 installs on the.
Further, splicing platform 1 includes bottom sprag 11, bottom bracket 12, diagonal bracing 13, bottom plate 14 and rail 15, and bottom sprag 11 is the L type, and bottom sprag 11's bottom is connected with bottom bracket 12, is equipped with diagonal bracing 13 between bottom bracket 12 and the bottom sprag 11, and bottom sprag 11's top is equipped with bottom plate 14, and rail 14 locates 11 tops of bottom sprag and keeps away from one side of bottom bracket 12.
Further, the four groups of splicing platforms 1 are composed of two long splicing platforms 1 and two short splicing platforms 1, the two long splicing platforms 1 and the two short splicing platforms 1 are symmetrically arranged during splicing, and the two groups of short splicing platforms 1 are fixedly connected with the long splicing platforms 1 on the two sides through fixing plates 6; wherein the fixed plate 6 is fixedly connected with the long splicing platform 1 and the short splicing platform 1 through bolts respectively; during the use, only need to lift fixed plate 6 off can realize the split of each splicing platform 1, this kind of setting is convenient for splicing platform 1's dismouting.
Furthermore, two groups of connecting blocks 92 are symmetrically arranged on two sides of the baffle 9, and the connecting blocks 92 are respectively and fixedly connected with the bottom plates 14 on the splicing platforms 1 on two sides through bolts; during the use, only need to screw down the bolt on connecting block 92 can realize the split of the square-shaped platform that returns that baffle 9 and four groups of concatenation platforms 1 constitute, made things convenient for baffle 9 dismouting.
Further, the lifting device 4 comprises a plurality of groups of rollers 41, a threaded rod 42, an internal threaded pipe 43, a fluted disc 44, a steering gear 45, a chain 46, a gear 47, a transmission gear group 48, a rotating disc 49, a supporting rod 410, a hinged plate 411, an abutting block 412 and a limiting block 413, the rollers 41 are respectively arranged on the vertical section of the bottom support 11, and the rollers 41 are abutted to the tower crane standard knot vertical rod 21 on the tower crane standard knot 2, so that the splicing platform 1 is beneficial to stable lifting; a through hole for an air-clearance threaded rod 42 is arranged in the middle of the bottom plate 14 of each group of splicing platforms 1, a limit block 413 is arranged on the inner wall of the through hole of each splicing platform 1, a strip-shaped chute 421 which is in sliding connection with the limit block 413 is arranged on the side wall of the threaded rod 42, an internal threaded pipe 43 is in threaded connection with the threaded rod 42, the internal threaded pipe 43 is rotationally connected to the bottom plate 14, a fluted disc 44 is arranged on the internal threaded pipe 43, steering gears 45 are respectively arranged on two sides of the fluted disc 44, the steering fluted disc 45 is rotationally connected to the top of the bottom plate 14, and chains 46 are respectively wound on the fluted discs 44; a gear 47 is arranged on one group of the internal threaded pipes 43, a transmission gear group 48 is meshed with the side part of the gear 47, a rotating disc 49 is arranged at the input end of the transmission gear group 48, wherein the transmission gear group 48 consists of gears which are meshed with each other in a large-small mode, the large gear and the small gear are both rotationally connected to the bottom plate 14, a large gear in the transmission gear group 48 is meshed with the gear 47, a small gear is meshed with the large gear, and the central shaft of the small gear is connected with the rotating disc 49; the two sides of the threaded rod 42 are symmetrically provided with supporting rods 410 for supporting the splicing platform 1, hinged plates 411 are hinged to the bottoms of the threaded rod 42 and the supporting rods 410, torsion springs for driving the hinged plates 411 to reset are arranged at the hinged positions of the hinged plates 411, the threaded rod 42 and the supporting rods 410, and abutting blocks 412 for supporting the hinged plates 411 are fixed to the side walls of the threaded rod 42 and the supporting rods 410; wherein bracing piece 410 welded fastening is in the bottom of bottom plate 14, and the length of bracing piece 410 is greater than the interval of the last adjacent tower crane standard festival horizontal pole 22 of tower crane standard festival 2, and the length of threaded rod 42 is greater than the interval of the last adjacent tower crane standard festival horizontal pole 22 of tower crane standard festival 2. In the using process, the hinged plates 411 at the bottoms of the two groups of supporting rods 410 are erected on the tower crane standard joint cross bar 22 to support the splicing platforms 1, when the height of each splicing platform 1 needs to be adjusted, the rotating disc 49 is rotated, the rotating disc 49 drives the gear 47 to rotate through the transmission gear set 48, the gear 47 drives the internal threaded pipe 43 to rotate, the strip-shaped sliding groove 421 on the threaded rod 42 is in sliding connection with the limiting block 413 to limit the threaded rod 42, the threaded rod 42 is prevented from rotating and driving the threaded rod 42 to rotate together due to the rotation of the internal threaded pipe 43, the internal threaded pipe 43 drives each internal threaded pipe 43 to rotate synchronously through the steering fluted disc 44, the gear 45 and the chain 46, the internal threaded pipe 43 drives the threaded rod 42 to descend, the threaded rod 42 descends to jack up the splicing platform 1 through the hinged plates 411, the splicing platform 1 jacks up to drive the supporting rods 410 to move up synchronously, when the hinged plates 411 at, the hinged plate 411 can overturn and reset when crossing a barrier, when the hinged plate 411 at the bottom of the supporting rod 410 moves over the upper group of tower crane standard knot cross rods 22, the hinged plate 411 at the bottom of the supporting rod 410 can abut against the upper group of tower crane standard knot cross rods 22, then the rotating disc 49 is reversed to enable the threaded rod 42 to ascend to the upper group of tower crane standard knot cross rods 22, then the hinged plate 411 below the threaded rod 42 jacks up the splicing platform 1 by rotating the rotating disc 49 in the forward direction, and the splicing platform 1 is lifted in a reciprocating mode.
As a further improvement, a shell 7 for covering each fluted disc, chain and gear is further installed on the clip-shaped platform formed by splicing the four groups of splicing platforms 1, an opening for the space-avoiding threaded rod 42 is arranged on the shell 7, wherein the shell 7 is formed by butting two groups of [ -shaped frame bodies, and the shell is detachably connected on the bottom plate 14 through bolts so as to prevent a user from rolling into the fluted discs, the chains and the gears in the using process.
The working principle is as follows:
when the tower crane ladder stand is used, the four groups of splicing platforms 1 are firstly arranged on the outer side of the tower crane standard section 2 to form a rectangular-square-shaped platform, then the baffle 9 is arranged in the middle of the rectangular-square-shaped platform (the baffle 9 is positioned inside the tower crane standard section 2), the tower crane ladder stand 3 penetrates through the opening 91, and a barrier structure is formed by the arrangement to prevent outsiders from climbing; professionals and managers need to unlock the door lock through keys and go up and down in the tower crane.
When the tower crane added section risees, the user can tear baffle 9 out from returning style of calligraphy platform middle part, and rotatory rotary disk 49 makes the anti-creep device carry out the altitude mixture control of adaptability after that, rise to required position when splicing platform 1 only need with baffle 9 reassembling back can, avoided the inconvenience that the whole dismouting brought of relapseing of anti-creep device when the tower crane added section risees.
Example 2
an opening of the clearance support rod 410 is formed in the bottom plate 14, external threads are formed in the outer side of the support rod 410, a protruding block 16 is arranged at the opening, used for the clearance support rod 410, of the bottom plate 14, a strip-shaped sliding groove in sliding connection with the protruding block 16 is formed in the outer wall of the support rod 410, nuts 8 are connected to the support rod 410 in a threaded mode, and the nuts 8 are rotatably connected to the bottom plate 14; when the length of the supporting rod 410 needs to be adjusted, a user can rotate the nut 8, wherein the strip-shaped sliding groove on the supporting rod 410 is in sliding connection with the protruding block 16, the supporting rod 410 can be limited, the nut 8 is prevented from rotating to drive the supporting rod 410 to rotate together, and the nut 8 can drive the supporting rod 410 to stretch and contract so as to be adapted to tower crane standard knots 2 with different cross rod pitches.
Further, limiting plates 5 are fixed at the same positions of the supporting rods 410; when the external thread on the supporting rod 410 and the nut 8 are in thread slipping, the limiting plate 5 can support the splicing platform 1.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a novel tower crane anti-creep device, a serial communication port, including four group's splicing platform (1), baffle (9), push-and-pull door (10) and drive hoisting device (4) that four group's splicing platform (1) moved up in step, the outside that tower crane standard festival (2) were located in four group's splicing platform (1) splices into a word type platform, and the middle part demountable installation who returns word type platform has baffle (9), be equipped with opening (91) that are used for keeping away empty tower crane cat ladder (3) on baffle (9), be equipped with push-and-pull door (10) on baffle (9), be equipped with the lock on the slip side of push-and-pull door (10) switch, just the slip side of push-and-pull door (10) switch is towards tower crane cat ladder (3), hoisting device (4) are installed on the word type platform that returns that four.
2. The novel anti-climbing device for the tower crane according to claim 1, wherein the splicing platform (1) comprises a bottom support (11), a bottom bracket (12), an inclined support (13), a bottom plate (14) and a fence (15), the bottom support (11) is L-shaped, the bottom end of the bottom support (11) is connected with the bottom bracket (12), the inclined support (13) is arranged between the bottom bracket (12) and the bottom support (11), the bottom plate (14) is arranged at the top of the bottom support (11), and the fence (14) is arranged at one side, away from the bottom bracket (12), of the top end of the bottom support (11).
3. The novel anti-climbing device for the tower crane according to claim 2, wherein the four groups of splicing platforms (1) are composed of two long splicing platforms (1) and two short splicing platforms (1), the two long splicing platforms (1) and the two short splicing platforms (1) are symmetrically arranged during splicing, and the two groups of short splicing platforms (1) are fixedly connected with the two long splicing platforms (1) through fixing plates (6).
4. The novel anti-creep device for tower cranes according to claim 3, wherein the fixed plate (6) is fixedly connected with the long and short splicing platforms (1) by bolts respectively.
5. The novel anti-climbing device for the tower crane according to claim 2, wherein two groups of connecting blocks (92) are symmetrically arranged on two sides of the baffle plate (9), and the connecting blocks (92) are fixedly connected with the bottom plates (14) on the splicing platforms (1) on two sides respectively through bolts.
6. The novel anti-climbing device of a tower crane according to claim 2, wherein the lifting device (4) comprises a plurality of groups of rollers (41), a threaded rod (42), an internal threaded pipe (43), a fluted disc (44), a steering gear (45), a chain (46), a gear (47), a transmission gear group (48), a rotating disc (49), a support rod (410), a hinged plate (411), a butt block (412) and a limit block (413), the rollers (41) are respectively arranged on the vertical section of the bottom support (11), the rollers (41) are in butt joint with the vertical rod (21) of the standard tower crane section (2), the middle part of the bottom plate (14) of each group of splicing platforms (1) is provided with a through hole for avoiding the threaded rod (42), the inner wall of the through hole of the splicing platform (1) is provided with the limit block (413), the side wall of the threaded rod (42) is provided with a strip-shaped chute (421) in sliding connection with the limit block (413), an internal threaded pipe (43) is connected to the threaded rod (42) in a threaded manner, the internal threaded pipe (43) is rotatably connected to the bottom plate (14), a fluted disc (44) is arranged on the internal threaded pipe (43), steering gears (45) are respectively arranged on two sides of the fluted disc (44), the steering fluted disc (45) is rotatably connected to the top of the bottom plate (14), and chains (46) are respectively wound on the outer sides of the fluted discs (44) and the steering fluted discs (45) and are used for transmission of the fluted discs; be equipped with gear (47) on one of them group internal thread pipe (43), the lateral part meshing of gear (47) has drive gear group (48), the input of drive gear group (48) is equipped with rotary disk (49), the bilateral symmetry of threaded rod (42) is equipped with bracing piece (410) that are used for supporting concatenation platform (1), the bottom of threaded rod (42) and bracing piece (410) all articulates there is articulated board (411), articulated board (411) and threaded rod (42) and bracing piece (410) articulated department is equipped with the torsional spring that is used for driving articulated board (411) to reset, be fixed with butt piece (412) that are used for supporting articulated board (411) on the lateral wall of threaded rod (42) and bracing piece (410).
7. The novel tower crane anti-climbing device according to claim 6, wherein the support rods (410) are fixedly connected to the bottom of the bottom plate (14), and the length of the support rods (410) is greater than the distance between the cross rods (22) of the adjacent tower crane standard sections on the tower crane standard sections (2).
8. The novel anti-climbing device of a tower crane according to claim 6, wherein an opening of a clearance support rod (410) is formed in the bottom plate (14), an external thread is formed in the outer side of the support rod (410), a convex block (16) is arranged at the opening of the clearance support rod (410) in the bottom plate (14), a strip-shaped sliding groove connected with the convex block (16) in a sliding manner is formed in the outer wall of the support rod (410), nuts (8) are connected to the support rod (410) in a threaded manner, and the nuts (8) are rotatably connected to the bottom plate (14).
9. The novel tower crane anti-climbing device according to claim 7 or 8, characterized in that the length of the threaded rod (42) is greater than the distance between the cross bars (22) of the adjacent tower crane standard knot on the tower crane standard knot (2).
10. The novel anti-climbing device of the tower crane according to claim 8, wherein the support rods (410) are fixed with limiting plates (5) at the same positions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010610224.XA CN111717812A (en) | 2020-06-30 | 2020-06-30 | Novel tower crane anti-creep device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010610224.XA CN111717812A (en) | 2020-06-30 | 2020-06-30 | Novel tower crane anti-creep device |
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| Publication Number | Publication Date |
|---|---|
| CN111717812A true CN111717812A (en) | 2020-09-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010610224.XA Pending CN111717812A (en) | 2020-06-30 | 2020-06-30 | Novel tower crane anti-creep device |
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| CN (1) | CN111717812A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113247789A (en) * | 2021-05-14 | 2021-08-13 | 温州市金展建设有限公司 | A novel connection structure for tower crane attaches wall |
-
2020
- 2020-06-30 CN CN202010610224.XA patent/CN111717812A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113247789A (en) * | 2021-05-14 | 2021-08-13 | 温州市金展建设有限公司 | A novel connection structure for tower crane attaches wall |
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