CN211255057U - Tower crane gap bridge channel structure - Google Patents
Tower crane gap bridge channel structure Download PDFInfo
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- CN211255057U CN211255057U CN201922270061.0U CN201922270061U CN211255057U CN 211255057 U CN211255057 U CN 211255057U CN 201922270061 U CN201922270061 U CN 201922270061U CN 211255057 U CN211255057 U CN 211255057U
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- tower crane
- gap bridge
- longitudinal beam
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- 230000009194 climbing Effects 0.000 claims abstract description 44
- 230000001681 protective effect Effects 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 description 10
- 239000010959 steel Substances 0.000 description 10
- 238000010276 construction Methods 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 241000219098 Parthenocissus Species 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a tower crane gap bridge passage structure, which comprises a tower crane, an attached climbing frame positioned at one side of the tower crane, a gap bridge passage connected to the attached climbing frame and close to one side of the tower crane, and a diagonal draw bar connected between the gap bridge passage and the attached climbing frame; the utility model can change the height of the gap bridge channel along with the lifting of the attachment type climbing frame by the combination of the attachment type climbing frame and the gap bridge channel, thereby adapting to the entering of tower crane operators; the attachment type climbing frame is detachably connected with the gap bridge passage, so that the attachment type climbing frame is convenient to mount, dismount and maintain; through the arrangement of the frame longitudinal beam and the frame cross beam of the gap bridge passage, the assembly of the gap bridge passage is facilitated, and the frame longitudinal beam connecting hole of the frame longitudinal beam can be correspondingly detachably provided with the bottom plate, the vertical rod, the frame cross beam and the diagonal draw bar; in addition, the frame longitudinal beam is connected with a U-shaped telescopic rod, so that the adjustment can be conveniently carried out according to the swing amplitude of the tower crane at the high position, and the entering of operators is facilitated.
Description
Technical Field
The utility model belongs to a tower crane technical construction field, in particular to tower crane gap bridge access structure.
Background
The tower crane is an indispensable hoisting machine in high-rise building construction. Along with building floor's height, the height of tower crane also increases thereupon, and the inevitable degree of difficulty that has increased the tower crane driver and scrambleed the tower crane after the tower crane increases, and along with the high increase of climbing, its danger also increases thereupon. Therefore, the climbing distance is reduced by generally increasing a gap bridge passage to enter the tower crane, a hole reserved in a building on one side of the traditional gap bridge passage is erected through a steel pipe scaffold, but the method causes damage to the building wall and the erected place is fixed and is not easy to adjust; but also through connecting the gap bridge passageway that can promote, but to the adaptability of gap bridge passageway poor, can not adjust according to the position and the swing range of tower crane, and reuse rate is low.
SUMMERY OF THE UTILITY MODEL
The utility model provides a tower crane gap bridge access structure for solve the convenient entering of high-rise tower crane operating personnel, the convenient installation of gap bridge passageway, dismantle and adjustable, and gap bridge passageway and the attached technical problem such as firm design that the frame connects is climbed to the formula.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a tower crane gap bridge passage structure comprises a tower crane, an attached climbing frame positioned on one side of the tower crane, a gap bridge passage connected to one side of the attached climbing frame close to the tower crane, and a diagonal draw bar connected between the gap bridge passage and the attached climbing frame;
the gap bridge channel comprises a frame longitudinal beam and a frame cross beam which are connected to the bottom, a bottom plate connected between the frame longitudinal beam and the frame cross beam, a vertical rod connected to the frame longitudinal beam in the longitudinal direction, a cross rod connected to the vertical direction of the vertical rod and a protection net connected between the vertical rod and the cross rod; the protective net is arranged in the length direction of the frame longitudinal beam in a through manner, and the protective net and the bottom plate are distributed in a U shape;
the frame longitudinal beam is connected with the attached climbing frame through a connecting hinge and a fixing piece, the frame longitudinal beam comprises a frame longitudinal beam body and a connecting hole arranged in the frame longitudinal beam, and the frame longitudinal beam is detachably connected with the frame cross beam through the connecting hole of the frame longitudinal beam; the outer end of the frame longitudinal beam is connected with a U-shaped telescopic rod, and the opening end of the U-shaped telescopic rod is connected with the outer end of the frame longitudinal beam.
Further, the frame symmetry setting is climbed at the attached type to the diagonal draw bar to one side, and the diagonal draw bar lower extreme is connected respectively in two framework longerons and is close to tower crane one end to it is inboard to be located the both sides guardrail.
Furthermore, a T-shaped plate is connected between the upper end of the diagonal draw bar and the tower crane, the transverse part of the T-shaped plate is connected to the vertical direction of the tower crane, and the transverse part is in pin joint with the diagonal draw bar; a T-shaped plate is connected between the lower end of the diagonal draw bar and the attached climbing frame, the transverse part of the T-shaped plate is connected to the frame longitudinal beam, and the transverse part is in pin joint with the diagonal draw bar.
Further, the distance that the frame longeron outer end closes on the tower crane is greater than the two times the maximum swing range of tower crane, is less than operating personnel's current distance.
Furthermore, the frame longeron is right angle angular form, and the reentrant corner of two frame longerons is relative, and one of them side edge level sets up, and the vertical setting in opposite side edge, vertical limit can be dismantled and connect the bottom plate.
Furthermore, the telescopic length of the U-shaped telescopic rod is adapted to the adjustment length of the outer end of the frame longitudinal beam close to one side of the tower crane.
Further, a connecting rod or a connecting plate is connected in the U-shaped telescopic rod; the distance between the connecting rods is smaller than the designed passing width of operators.
Furthermore, the vertical rods are connected with the frame longitudinal beams through connecting pieces, and the connecting pieces are connecting plates with bolts; the bolts are distributed on two sides of the connecting plate and the distance is the diameter of the vertical rod.
Furthermore, the connecting hinges are distributed on the vertical rods close to one side of the attached climbing frame at intervals, and a protective door is connected between the two vertical rods close to one side of the attached climbing frame.
Further, the mounting contains the frame longeron and closes on the vertical even board of the attached type one end connection of climbing, connects in the attached type and climbs the riser on the frame and the bolt between vertical even board and the riser.
The beneficial effects of the utility model are embodied in:
1) the utility model can change the height of the gap bridge channel along with the lifting of the attachment type climbing frame by the combination of the attachment type climbing frame and the gap bridge channel, thereby adapting to the entering of tower crane operators; the attachment type climbing frame is detachably connected with the gap bridge channel, so that the gap bridge channel is convenient to install, detach and overhaul;
2) the utility model is convenient for the assembly of the gap bridge passage through the arrangement of the frame longitudinal beam and the frame cross beam of the gap bridge passage, and the frame longitudinal beam connecting hole of the frame longitudinal beam can correspond to the detachable mounting bottom plate, the vertical rod, the frame cross beam and the diagonal draw bar;
in addition, the frame longitudinal beam is connected with a U-shaped telescopic rod, so that the adjustment can be conveniently carried out according to the swing amplitude of the tower crane at the high position, and the entering of operators is facilitated.
3) The utility model is beneficial to ensure the connection tightness between the gap bridge passage and the attached climbing frame by arranging the diagonal draw bar, the connecting hinge and the fixing piece, wherein the arrangement of the connecting hinge is convenient for installing the protective door;
in addition, the utility model can ensure the safety of the operator when the operator walks by the U-shaped design of the bottom plate and the protecting net; the bridge passage has the characteristics of prefabrication, adjustability, reusability and the like, is convenient for construction operation and reduces the construction time; additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention; the primary objects and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description.
Drawings
FIG. 1 is a schematic diagram of tower crane bridge-crossing channel result construction;
FIG. 2 is a schematic view of the connection of the attachment type climbing frame and the gap bridge passage;
FIG. 3 is a side view of a bridge passage;
FIG. 4 is a schematic view of the bottom connection of the bridge passage;
FIG. 5 is a schematic cross-sectional view of a bridge passage
FIG. 6 is a schematic view of a frame rail connection;
FIG. 7 is a schematic view of a connection structure of a frame longitudinal beam and a vertical rod;
fig. 8 is a schematic view of the connection structure of the frame longitudinal beam and the U-shaped telescopic rod.
Reference numerals: 1-tower crane, 2-attached climbing frame, 21-upright post, 22-cross beam, 3-gap bridge channel, 31-protective net, 32-frame longitudinal beam, 321-frame longitudinal beam body, 322-frame longitudinal beam connecting hole, 33-vertical beam, 34-cross beam, 35-connecting hinge, 36-fixing piece, 37-connecting piece, 38-frame cross beam, 39-bottom plate, 4-diagonal draw bar, 5-U-shaped telescopic rod and 6-connecting rod.
Detailed Description
As shown in figure 1, a tower crane gap bridge passageway structure comprises a tower crane 1, an attached type climbing frame 1 positioned on one side of the tower crane 1, a gap bridge passageway 3 connected to the attached type climbing frame 1 and close to one side of the tower crane 1, and a diagonal draw bar 4 connected between the gap bridge passageway 3 and the attached type climbing frame 1.
In this embodiment, the attached type climbing frame 1 includes the column 21 and the beam 22, and the attached type climbing frame 1 is installed on the structure to be constructed, and is lifted according to the construction progress by the elevator. The tower crane 1 is positioned on one side of the attachment type climbing frame 1, and the attachment type climbing frame 1 is connected with a gap bridge passage 3. The tower crane 1 is formed by assembling standard sections and continuously rises along with the height of a construction structure.
In this embodiment, the diagonal member 4 is a steel rod with a diameter of 50mm, and two ends of the diagonal member 4 are connected with ear plates. The frame 1 symmetry setting is climbed at the attached type to one side pull rod 4, and 4 lower extreme pin joints that incline pull rod close on 1 one end of tower crane at two frame longerons 32 to it is inboard to be located the both sides guardrail. The ear plate at the upper end of the diagonal draw bar 4 is in pin joint with the T-shaped plate on the tower crane 1. The T-shaped plate is a steel plate, the transverse part of the T-shaped plate is connected with the tower crane 1 vertically through bolts, and the transverse part is connected with the inclined pull rod 4 through pins. A T-shaped plate is connected between the ear plate at the lower end of the diagonal draw bar 4 and the attached climbing frame 1 in a pin joint mode, the transverse part of the T-shaped plate is connected to the frame longitudinal beam 32 through bolts, and the transverse part of the T-shaped plate is connected with the diagonal draw bar 4 in a pin joint mode. In addition, the number of the diagonal draw bars 4 and the distance between the diagonal draw bars arranged on the same side are suitable for the bearing capacity requirement of the bridge passage 3.
As shown in fig. 2 to 4, the bridge passage 3 includes a frame longitudinal member 32 and a frame transverse member 38 connected to the bottom, a bottom plate 39 connected between the frame longitudinal member 32 and the frame transverse member 38, a vertical member 33 connected to the frame longitudinal member 32 in the longitudinal direction, a cross member 34 connected to the vertical member 33 in the vertical direction, and a protection net 31 connected between the vertical member 33 and the cross member 34. The frame longitudinal beams 32 and the frame cross beams 38 are made of section steel, wherein the frame longitudinal beams 32 are right-angle pieces, L50 multiplied by 50mm angle steel is made, the internal corners of the two frame longitudinal beams 32 are opposite, one side edge is horizontally arranged, the other side edge is vertically arranged, and the vertical edge is detachably connected with the bottom plate 39; the distance that the outer end of the frame longitudinal beam 32 closes on the tower crane 1 is greater than the two times of the maximum swing amplitude of the tower crane 1 and is less than the passing distance of the operator. The frame cross beam 38 is made of angle steel L40 multiplied by 40mm, the frame cross beam 38 is arranged between the two frame longitudinal beams 32 at intervals and is positioned below the bottom plate 39, wherein the bottom plate 39 is a 2mm thick steel plate as a channel.
As shown in FIG. 5, the protecting nets 31 and the bottom plate 39 are distributed in a U shape, the width between the protecting nets 31 is suitable for operators to walk, and the height is suitable for the designed protection height. The protecting net 31 is made of a common steel plate net with the thickness of 2mm as a side plate, and the protecting net 31 is arranged in the length direction of the frame longitudinal beam 32.
As shown in fig. 6, the frame longitudinal beam 32 is connected to the attachment type creeper 1 through a connecting hinge 35 and a fixing member 36, the frame longitudinal beam 32 includes a frame longitudinal beam body 321 and a connecting hole 322 provided in the frame longitudinal beam, and the frame longitudinal beam 32 is detachably connected to the frame cross beam 38 through the connecting hole 322 of the frame longitudinal beam.
In this embodiment, connect hinge 35 interval distribution on the montant 33 that closes on attached form and climb frame 1 one side, and close on and be connected with the guard gate between two montants 33 that attached form climbed frame 1 one side, the guard gate is closed when not having operating personnel to pass through. The fixing member 36 comprises a vertical connecting plate connected with one end of the frame longitudinal beam 32 close to the attachment type climbing frame 1, a vertical plate connected with the attachment type climbing frame 1 and a bolt between the vertical connecting plate and the vertical plate. When the frame longitudinal beam 32 is installed, the frame longitudinal beam and the frame cross beam 38 can be installed on the ground in a unified way, and then the end part of the frame 1 close to the attachment type climbing frame is installed through the fixing piece 36, or the frame can be installed independently, but the installation tightness of the frame longitudinal beam and the frame cross beam is required to be checked.
As shown in fig. 7, the vertical rod 33 is connected with the frame longitudinal beam 32 through a connecting member 37, wherein the connecting member 37 is a connecting plate with a bolt; the bolts are distributed on two sides of the connecting plate and the distance is the diameter of the vertical rod 33. The vertical rods 33 are made of steel pipes, and are vertically welded or bolted with the cross rods 34.
As shown in fig. 8, the outer end of the frame longitudinal beam 32 is connected with a U-shaped telescopic rod 5, and the open end of the U-shaped telescopic rod 5 is connected with the outer end of the frame longitudinal beam 32. The U-shaped telescopic rod 5 is formed by welding steel rods, and the strength of the U-shaped telescopic rod is not less than that of the frame longitudinal beam 32. The telescopic length of the U-shaped telescopic rod 5 is adapted to the adjustment length of the outer end of the frame longitudinal beam 32 close to one side of the tower crane 1. A connecting rod 6 or a connecting plate is connected in the U-shaped telescopic rod 5; wherein connecting rod 6 is the rigidity pole, and intensity is not less than U-shaped telescopic link 5's intensity, can dismantle between connecting rod 6 and U-shaped telescopic link 5 to be connected, and 6 intervals of connecting rod are less than the current design width of operating personnel.
When the utility model is used, the swing amplitude of the standard knot of the tower crane 1 at the highest mounting position under the action of external force needs to be calculated in advance; the distance between the safety channel of the tower crane 1 and the standard knot of the tower crane 1 is determined by multiplying the maximum swing amplitude by twice of the safety coefficient, and meanwhile, the normal passing of a driver of the tower crane 1 is not influenced by the distance between the standard knot and the safety channel.
The above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be considered by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention.
Claims (10)
1. A tower crane gap bridge passage structure is characterized by comprising a tower crane (1), an attached type climbing frame (2) positioned on one side of the tower crane (1), a gap bridge passage (3) connected to one side, close to the tower crane (1), of the attached type climbing frame (2), and a diagonal draw bar (4) connected between the gap bridge passage (3) and the attached type climbing frame (2);
the bridge crossing channel (3) comprises a frame longitudinal beam (32) and a frame cross beam (38) which are connected to the bottom, a bottom plate (39) connected between the frame longitudinal beam (32) and the frame cross beam (38), a vertical rod (33) connected to the longitudinal direction of the frame longitudinal beam (32), a cross rod (34) connected to the vertical direction of the vertical rod (33) and a protective net (31) connected between the vertical rod (33) and the cross rod (34); the protective net (31) is arranged in the length direction of the frame longitudinal beam (32) in a through manner, and the protective net (31) and the bottom plate (39) are distributed in a U shape;
the frame longitudinal beam (32) is connected with the attached climbing frame (2) through a connecting hinge (35) and a fixing piece (36), the frame longitudinal beam (32) comprises a frame longitudinal beam body (321) and a connecting hole (322) arranged on the frame longitudinal beam, and the frame longitudinal beam is detachably connected with the frame cross beam (38) through the connecting hole (322) of the frame longitudinal beam; the outer end of the frame longitudinal beam (32) is connected with a U-shaped telescopic rod (5), and the opening end of the U-shaped telescopic rod (5) is connected with the outer end of the frame longitudinal beam (32).
2. The tower crane gap bridge channel structure according to claim 1, wherein the diagonal draw bars (4) are symmetrically arranged on the attached climbing frame (2), and the lower ends of the diagonal draw bars (4) are respectively connected to one ends of the two frame longitudinal beams (32) close to the tower crane (1) and are positioned on the inner sides of the guardrails on the two sides.
3. The tower crane gap bridge channel structure according to claim 2, wherein a T-shaped plate is connected between the upper end of the diagonal draw bar (4) and the tower crane (1), the transverse part of the T-shaped plate is connected to the vertical direction of the tower crane (1), and the transverse part is in pin joint with the diagonal draw bar (4); the T-shaped plate is connected between the lower end of the diagonal draw bar (4) and the attached climbing frame (2), the transverse part of the T-shaped plate is connected to the frame longitudinal beam (32), and the transverse part is connected with the diagonal draw bar (4) in a pin joint mode.
4. The tower crane gap bridge channel structure according to claim 1, wherein the distance between the outer end of the frame longitudinal beam (32) and the tower crane (1) is greater than two times of the maximum swing amplitude of the tower crane (1) and less than the passing distance of operators.
5. The tower crane gap bridge channel structure according to claim 4, wherein the frame longitudinal beams (32) are right-angle-shaped members, the internal corners of the two frame longitudinal beams (32) are opposite, one side edge is horizontally arranged, the other side edge is vertically arranged, and the vertical edge is detachably connected with the bottom plate (39).
6. The tower crane gap bridge channel structure according to claim 5, wherein the telescopic length of the U-shaped telescopic rod (5) is adapted to the adjustment length of the outer end of the frame longitudinal beam (32) close to one side of the tower crane (1).
7. The tower crane gap bridge passageway structure according to claim 6, wherein a connecting rod (6) or a connecting plate is connected in the U-shaped telescopic rod (5); the distance between the connecting rods (6) is smaller than the designed passing width of operators.
8. The tower crane gap bridge channel structure according to claim 1, wherein the vertical rods (33) are connected with the frame longitudinal beams (32) through connecting pieces (37), and the connecting pieces (37) are connecting plates with bolts; the bolts are distributed on two sides of the connecting plate and the distance is the diameter of the vertical rod (33).
9. The tower crane gap bridge passageway structure according to claim 1, wherein the connecting hinges (35) are distributed on the vertical rods (33) near one side of the attachment type climbing frame (2) at intervals, and a protective door is connected between the two vertical rods (33) near one side of the attachment type climbing frame (2).
10. The tower crane gap bridge access structure of claim 1, wherein the fixing member (36) comprises a vertical connecting plate connected with one end of the frame longitudinal beam (32) close to the attachment climbing frame (2), a vertical plate connected with the attachment climbing frame (2), and a bolt between the vertical connecting plate and the vertical plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922270061.0U CN211255057U (en) | 2019-12-17 | 2019-12-17 | Tower crane gap bridge channel structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922270061.0U CN211255057U (en) | 2019-12-17 | 2019-12-17 | Tower crane gap bridge channel structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211255057U true CN211255057U (en) | 2020-08-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922270061.0U Expired - Fee Related CN211255057U (en) | 2019-12-17 | 2019-12-17 | Tower crane gap bridge channel structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211255057U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112144375A (en) * | 2020-09-17 | 2020-12-29 | 上海市政工程设计研究总院（集团）有限公司 | Personnel inspection channel for bridge expansion joint and construction method thereof |
| CN114703755A (en) * | 2022-04-08 | 2022-07-05 | 上海建工集团股份有限公司 | System and method for intercommunicating temporary channels at cantilever ends of continuous beam bridge |
-
2019
- 2019-12-17 CN CN201922270061.0U patent/CN211255057U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112144375A (en) * | 2020-09-17 | 2020-12-29 | 上海市政工程设计研究总院（集团）有限公司 | Personnel inspection channel for bridge expansion joint and construction method thereof |
| CN114703755A (en) * | 2022-04-08 | 2022-07-05 | 上海建工集团股份有限公司 | System and method for intercommunicating temporary channels at cantilever ends of continuous beam bridge |
| CN114703755B (en) * | 2022-04-08 | 2023-10-24 | 上海建工集团股份有限公司 | Continuous beam bridge cantilever end intercommunication temporary channel system and method |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200814 |
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| CF01 | Termination of patent right due to non-payment of annual fee |