CN217498519U - Anti-climbing device for tower crane - Google Patents
Anti-climbing device for tower crane Download PDFInfo
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- CN217498519U CN217498519U CN202220760339.1U CN202220760339U CN217498519U CN 217498519 U CN217498519 U CN 217498519U CN 202220760339 U CN202220760339 U CN 202220760339U CN 217498519 U CN217498519 U CN 217498519U
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Abstract
The utility model provides a climbing device is prevented to tower crane, the affiliated construction technical field, including base and the tower crane body of connection on the base, the lateral part of tower crane body is connected with the cat ladder, symmetrical connection has the spill protection casing on the base, be connected with drive assembly on the base, drive assembly drives two spill protection casings and is synchronous radial motion on the base, thereby make two spill protection casing docks or separation, when using two spill protection casings to protect the tower crane body, can make two spill protection casings butt joint together under drive assembly's effect, thereby protect the tower crane body on the base, thereby avoid external non-staff to scramble the tower crane, the potential safety hazard problem has then been reduced. The specific technical scheme is as follows.
Description
Technical Field
The utility model belongs to the technical field of the construction, concretely relates to climbing device is prevented to tower crane.
Background
The tower crane is the most common hoisting equipment on the building site, also called tower crane, which is connected high section by section, called standard section for short, and is used for hoisting construction raw materials such as reinforcing steel bars, wood ridges, concrete, steel pipes and the like for construction. The tower crane is an indispensable device on a construction site. A ladder stand in the vertical direction is arranged in the middle of the standard section of the tower crane, and is used for a tower crane driver or maintainer to get on and off the tower crane.
Although the tower crane has brought many conveniences for construction, but current tower crane bottom does not set up protector mostly, and the phenomenon of irrelevant personage's climbing tower crane often can appear in the time of on the building site, has not only brought the potential safety hazard and has also brought inconvenience for the safety control on building site.
SUMMERY OF THE UTILITY MODEL
The tower crane bottom to existence among the prior art does not set up protector, often can appear irrelevant personage's climbing tower crane and lead to bringing the problem of potential safety hazard, the utility model provides a tower crane anti-climb device is provided with two spill protection casings in the symmetry on the base, can make two spill protection casings butt joint together under drive assembly's effect to protect the tower crane body on the base, thereby avoid external non-staff to scramble the tower crane, reduced the potential safety hazard problem then. The specific technical scheme is as follows:
a tower crane anti-climbing device comprises a base and a tower crane body connected to the base, wherein the side part of the tower crane body is connected with a climbing ladder, concave protective covers are symmetrically connected to the base, a driving assembly is connected to the base, and the driving assembly drives the two concave protective covers to synchronously and radially move on the base, so that the two concave protective covers are butted or separated;
in the technical scheme, the base is a hollow base body, the driving assembly comprises a screw rod which is rotatably connected inside the base, two sections of external thread parts which are identical in direction and opposite in thread pitch are arranged on the surface of the screw rod, the corresponding threads on the surfaces of the two external thread parts are connected with a first screw block, the upper end of the first screw block is fixedly connected with a traction seat, a through groove is formed in the base, and the traction seat penetrates through the through groove and is fixedly connected with the bottom of the concave protective cover;
in the technical scheme, a first rotating assembly is connected to the side wall of the base and comprises a box body connected to the side wall of the base, a first hand wheel is arranged in the box body and fixedly connected with a screw rod, a rotating door for opening the box body is arranged on the surface of the box body, and a door lock is arranged on the rotating door;
in the technical scheme, the base is also connected with a second rotating assembly, the second rotating assembly comprises a rotating shaft which is connected to the base in a penetrating and rotating mode, the upper end and the lower end of the rotating shaft are respectively and fixedly connected with a second hand wheel and a first bevel gear, a second bevel gear is fixedly sleeved on the surface of the screw rod, and the second bevel gear is meshed with the first bevel gear;
in the technical scheme, two external thread parts on the surface of the screw rod are also in threaded connection with a second screw block, the upper end of the second screw block is fixedly connected with an upright post, the upper end of the upright post is fixedly connected with a traction plate, the concave protective cover consists of a first side plate and two second side plates vertically connected with the first side plate, and the upper end of the traction plate is fixedly connected with the bottoms of the two second side plates;
in the technical scheme, the bottom of the traction plate is fixedly connected with a sliding strip, a sliding groove is formed in the base, and the traction plate is connected into the sliding groove in the base in a sliding mode through the sliding strip;
in the technical scheme, the height of the concave protective cover is 2-2.5 m, and the outer surface of the concave protective cover is a smooth metal surface;
among the above-mentioned technical scheme, the surface of concave protection casing evenly is provided with a plurality of ventilation holes, and the diameter in ventilation hole is 0.5 ~ 0.8 cm.
The utility model discloses a tower crane anti-climb device compares with prior art, and beneficial effect is:
firstly, tower crane bottom among the prior art does not set up protector, can appear irrelevant personage often and climb the tower crane and lead to bringing the problem of potential safety hazard. The utility model provides a tower crane anti-climb device, the symmetry is provided with two spill protection casings on the base, can make two spill protection casings butt joint together under drive assembly's effect to protect the tower crane body on the base, thereby avoid external non-staff to scramble the tower crane, reduced the potential safety hazard problem then.
Two, the utility model discloses in be equipped with first runner assembly and second runner assembly, through setting up first runner assembly and second runner assembly, the staff not only can operate in the outside of spill protection casing and can also operate in the inside of spill protection casing when opening and closing the spill protection casing, convenience more.
Thirdly, the utility model provides a ventilation hole has still been seted up on spill protection casing surface, and with the diameter control in ventilation hole between 0.5cm-0.8cm, can make the spill protection casing can also reduce the windage that receives when protecting through seting up the ventilation hole on the surface of spill protection casing when playing the guard action, more stable when protecting the tower crane body.
Drawings
FIG. 1 is a schematic view of a tower crane anti-climbing device according to the present invention;
FIG. 2 is a schematic view of the internal structure of the anti-climbing device for a tower crane of the present invention;
FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2;
FIG. 4 is an enlarged view of the structure at B in FIG. 2;
FIG. 5 is an enlarged view of the structure at C in FIG. 2;
FIG. 6 is a schematic view of a three-dimensional structure of a concave protective cover in the anti-climbing device for a tower crane of the present invention;
in fig. 1-6, wherein: 1-base, 2-tower crane body, 3-ladder stand, 4-concave protective cover, 411-first side plate, 412-second side plate, 5-screw rod, 6-first screw block, 7-traction seat, 8-through groove, 9-box body, 10-first hand wheel, 11-rotating shaft, 12-second hand wheel, 13-first bevel gear, 14-second bevel gear, 15-second screw block, 16-upright post, 17-traction plate, 18-slide bar and 19-vent hole.
Detailed Description
The present invention will be further described with reference to the following embodiments and the accompanying fig. 1-6, but the present invention is not limited to these embodiments.
Example 1:
as shown in figures 1-6, a tower crane anti-climbing device mainly comprises a base 1 and a tower crane body 2 connected to the base 1, wherein the side part of the tower crane body 2 is connected with a climbing ladder 3, the base 1 is symmetrically connected with concave protective covers 4, the base 1 is connected with a driving assembly, the driving assembly can drive the two concave protective covers 4 to do synchronous radial motion on the base 1, and therefore the two concave protective covers 4 are in butt joint or separation. Specifically, under drive assembly's effect, two spill protection casings 4 can be in opposite directions or the motion dorsad, two spill protection casings 4 are when being in opposite directions the motion, two spill protection casings 4 dock and form one together and enclose the fender, thereby enclose the inside at spill protection casing 4 with tower crane body 2 on the base 1, it is inside to avoid that non-staff member enters into enclosing that forms when two spill protection casings 4 dock, thereby avoid non-staff member to scramble tower crane body 2, when drive assembly drives two spill protection casings 4 and separates, form one section opening that supplies the staff business turn over between two spill protection casings 4, thereby make things convenient for the staff business turn over.
Wherein, the base 1 is a hollow base body, the driving component comprises a screw rod 5 which is rotatably connected in the base 1, the surface of the screw rod 5 is provided with two sections of external screw thread parts with the same direction and opposite screw pitches, the corresponding screw threads on the surfaces of the two external screw thread parts are connected with a first screw block 6, the upper end of the first screw block 6 is fixedly connected with a traction seat 7, the base 1 is provided with a through groove 8, the traction seat 7 penetrates through the through groove 8 to be fixedly connected with the bottom of the concave protective cover 4, when the screw rod 5 is rotated, the two first screw blocks 6 on the surface of the screw 5 can drive the two concave protective covers 4 to move towards or away from each other through the two traction seats 7 so as to open and close the concave protective covers 4, so as to prevent external dust and impurities from entering the base 1, elastic sealing strips are symmetrically connected to two sides of the through groove 8 on the base 1, and the two elastic sealing strips are butted together to seal the through groove 8.
Be connected with first rotation assembly on base 1's the lateral wall, first rotation assembly is used for rotating screw rod 5, and wherein, first rotation assembly is equipped with first hand wheel 10 including connecting the box 9 on base 1 lateral wall in the box 9, first hand wheel 10 and screw rod 5 fixed connection, and the surface of box 9 is equipped with the revolving door that is used for opening box 9, is equipped with the lock on the revolving door, can prevent through set up the lock on the revolving door that the non-working person from rotating first hand wheel 10.
In addition, still be connected with the second rotating assembly who is used for rotating screw rod 5 on base 1, the second rotating assembly includes the pivot 11 of running through rotation connection on base 1, the upper and lower both ends of pivot 11 are fixedly connected with second hand wheel 12 and first bevel gear 13 respectively, the fixed cover in screw rod 5 surface is equipped with second bevel gear 14, second bevel gear 14 meshes with first bevel gear 13, when the staff is in spill protection casing 4, accessible second hand wheel 12 is opened two spill protection casings 4 from the inside of spill protection casing 4, when operation spill protection casing 4, the staff not only can operate in the outside of spill protection casing 4 can also operate in the inside of spill protection casing 4, convenience more.
In addition, in order to improve the stability of the concave protective cover 4 during moving, a second screw block 15 is further in threaded connection with two external threaded parts on the surface of the screw rod 5, an upright post 16 is fixedly connected with the upper end of the second screw block 15, a traction plate 17 is fixedly connected with the upper end of the upright post 16, the concave protective cover 4 is composed of a first side plate 411 and two second side plates 412 which are vertically connected with the first side plate 411, the upper end of the traction plate 17 is fixedly connected with the bottoms of the two second side plates 412, when the screw rod 5 rotates, the stability of the concave protective cover 4 during moving on the base 1 can be improved under the double driving of a traction seat 7 and the traction plate 17, the concave protective cover 4 is prevented from shaking during moving, in addition, a sliding strip 18 is also fixedly connected with the bottom of the traction plate 17, a sliding groove is formed in the base 1, the traction plate 17 is slidably connected in the sliding groove on the base 1 through the sliding strip 18, by providing the slide bar 18, the stability of the female protection cover 4 when it is moved can be further improved.
When a worker needs to enter the concave protective cover 4, the first hand wheel 10 in the first rotating assembly is rotated, the first hand wheel 10 drives the screw rod 5 to rotate, the two first screw blocks 6 and the two second screw blocks 15 on the surface of the screw rod 5 move back to back, the two first screw blocks 6 and the two second screw blocks 15 drive the two concave protective covers 4 to move back to back through the traction seat 7 and the traction plate 17, an opening for the worker to enter is formed between the two concave protective covers 4, the worker can conveniently enter the concave protective covers 4, when the worker enters the concave protective covers 4, the second hand wheel 12 in the second rotating assembly is rotated, the second hand wheel 12 drives the screw rod 5 to rotate reversely through the first bevel gear 13 and the second bevel gear 14, the screw rod 5 drives the two concave protective covers 4 to move oppositely under the mutual matching of the first screw blocks 6, the second screw blocks 15, the traction seat 7 and the traction plate 17, thereby form one with two spill protection casing 4 docks and enclose the fender together to enclose tower crane body 2 on the base 1 in the inside of spill protection casing 4, what form when avoiding non-staff to enter into two spill protection casings 4 docks encloses the fender inside, thereby avoid non-staff to scramble tower crane body 2.
Example 2:
as shown in figures 1-6, a tower crane anti-climbing device mainly comprises a base 1 and a tower crane body 2 connected to the base 1, wherein the side part of the tower crane body 2 is connected with a climbing ladder 3, the base 1 is symmetrically connected with concave protective covers 4, the base 1 is connected with a driving assembly, the driving assembly can drive the two concave protective covers 4 to do synchronous radial motion on the base 1, and therefore the two concave protective covers 4 are in butt joint or separation. Specifically, under drive assembly's effect, relative or dorsad motion can be done to two spill protection casings 4, two spill protection casings 4 are when being relative motion, two spill protection casings 4 dock and form one together and enclose the fender, thereby enclose the inside at spill protection casing 4 with tower crane body 2 on the base 1, what form when avoiding non-staff to enter into two spill protection casings 4 docks encloses the fender inside, thereby avoid non-staff to scramble tower crane body 2, when drive assembly drives two spill protection casings 4 and separates, form one section opening that supplies the staff business turn over between two spill protection casings 4, thereby make things convenient for the staff business turn over.
Wherein, the base 1 is a hollow base body, the driving component comprises a screw rod 5 which is rotatably connected in the base 1, the surface of the screw rod 5 is provided with two sections of external screw thread parts with the same direction and opposite screw pitches, the corresponding screw threads on the surfaces of the two external screw thread parts are connected with a first screw block 6, the upper end of the first screw block 6 is fixedly connected with a traction seat 7, the base 1 is provided with a through groove 8, the traction seat 7 penetrates through the through groove 8 to be fixedly connected with the bottom of the concave protective cover 4, when the screw rod 5 is rotated, the two first screw blocks 6 on the surface of the screw 5 can drive the two concave protective covers 4 to move towards or away from each other through the two traction seats 7 so as to open and close the concave protective covers 4, so as to prevent external dust and impurities from entering the base 1, elastic sealing strips are symmetrically connected to two sides of the through groove 8 on the base 1, and the two elastic sealing strips are butted together to seal the through groove 8.
Be connected with first rotation assembly on base 1's the lateral wall, first rotation assembly is used for rotating screw rod 5, and wherein, first rotation assembly is equipped with first hand wheel 10 including connecting the box 9 on base 1 lateral wall in the box 9, first hand wheel 10 and screw rod 5 fixed connection, and the surface of box 9 is equipped with the revolving door that is used for opening box 9, is equipped with the lock on the revolving door, can prevent through set up the lock on the revolving door that the non-working person from rotating first hand wheel 10.
In addition, still be connected with the second rotating assembly who is used for rotating screw rod 5 on base 1, the second rotating assembly includes the pivot 11 of running through rotation connection on base 1, the upper and lower both ends of pivot 11 are fixedly connected with second hand wheel 12 and first bevel gear 13 respectively, the fixed cover in screw rod 5 surface is equipped with second bevel gear 14, second bevel gear 14 meshes with first bevel gear 13, when the staff is in spill protection casing 4, accessible second hand wheel 12 is opened two spill protection casings 4 from the inside of spill protection casing 4, when operation spill protection casing 4, the staff not only can operate in the outside of spill protection casing 4 can also operate in the inside of spill protection casing 4, convenience more.
In addition, in order to improve the stability of the concave protective cover 4 during moving, a second screw block 15 is further in threaded connection with two external threaded parts on the surface of the screw rod 5, an upright post 16 is fixedly connected with the upper end of the second screw block 15, a traction plate 17 is fixedly connected with the upper end of the upright post 16, the concave protective cover 4 is composed of a first side plate 411 and two second side plates 412 which are vertically connected with the first side plate 411, the upper end of the traction plate 17 is fixedly connected with the bottoms of the two second side plates 412, when the screw rod 5 rotates, the stability of the concave protective cover 4 during moving on the base 1 can be improved under the double driving of a traction seat 7 and the traction plate 17, the concave protective cover 4 is prevented from shaking during moving, in addition, a sliding strip 18 is also fixedly connected with the bottom of the traction plate 17, a sliding groove is formed in the base 1, the traction plate 17 is slidably connected in the sliding groove on the base 1 through the sliding strip 18, by providing the slide 18, the stability of the concave shaped protection cover 4 when moving can be further improved.
When a worker needs to enter the concave protective cover 4, the first hand wheel 10 in the first rotating assembly is rotated, the first hand wheel 10 drives the screw rod 5 to rotate, the two first screw blocks 6 and the two second screw blocks 15 on the surface of the screw rod 5 move back to back, the two first screw blocks 6 and the two second screw blocks 15 drive the two concave protective covers 4 to move back to back through the traction seat 7 and the traction plate 17, an opening for the worker to enter is formed between the two concave protective covers 4, the worker can conveniently enter the concave protective covers 4, when the worker enters the concave protective covers 4, the second hand wheel 12 in the second rotating assembly is rotated, the second hand wheel 12 drives the screw rod 5 to rotate reversely through the first bevel gear 13 and the second bevel gear 14, the screw rod 5 drives the two concave protective covers 4 to move oppositely under the mutual matching of the first screw blocks 6, the second screw blocks 15, the traction seat 7 and the traction plate 17, thereby form one with two spill protection casing 4 docks and enclose the fender together to enclose tower crane body 2 on the base 1 in the inside of spill protection casing 4, what form when avoiding non-staff to enter into two spill protection casings 4 docks encloses the fender inside, thereby avoid non-staff to scramble tower crane body 2.
The height of the concave protective cover 4 is limited between 2m and 2.5m, specifically, the height of the concave protective cover 4 is set to 2.5m in the embodiment, 99% of people can be prevented from climbing from the outside of the concave protective cover 4, and further, the outer surface of the concave protective cover 4 is made of a smooth stainless steel surface, so that the climbing difficulty is further increased, and the protection effect of the concave protective cover 4 is improved.
In order to reduce the wind resistance of the concave protective cover 4 when protecting, a plurality of vent holes 19 are uniformly formed in the surface of the concave protective cover 4, the diameter of each vent hole 19 is set to be 0.5cm-0.8cm, specifically, the diameter of each vent hole 19 is set to be 0.6cm in the embodiment, the vent holes 19 are formed in the surface of the concave protective cover 4, so that the wind resistance of the concave protective cover 4 when protecting can be reduced, and the tower crane body 2 is protected more stably.
Claims (8)
1. The utility model provides a tower crane anti-climb device, includes base (1) and connects tower crane body (2) on base (1), the lateral part of tower crane body (2) is connected with cat ladder (3), its characterized in that, symmetric connection has spill protection casing (4) on base (1), be connected with drive assembly on base (1), drive assembly drives two spill protection casing (4) are in do synchronous radial motion on base (1), thereby make two spill protection casing (4) butt joint or separation.
2. The tower crane anti-climbing device according to claim 1, wherein the base (1) is a hollow base, the driving assembly comprises a screw (5) rotatably connected inside the base (1), two sections of external thread portions with the same direction and opposite thread pitches are arranged on the surface of the screw (5), a first screw block (6) is connected to the corresponding threads on the surface of the two external thread portions, a traction seat (7) is fixedly connected to the upper end of the first screw block (6), a through groove (8) is formed in the base (1), and the traction seat (7) penetrates through the through groove (8) and is fixedly connected to the bottom of the concave protective cover (4).
3. The tower crane anti-climbing device according to claim 2, wherein a first rotating assembly is connected to the side wall of the base (1), the first rotating assembly comprises a box body (9) connected to the side wall of the base (1), a first hand wheel (10) is arranged in the box body (9), the first hand wheel (10) is fixedly connected with the screw rod (5), a rotating door for opening the box body (9) is arranged on the surface of the box body (9), and a door lock is arranged on the rotating door.
4. The tower crane anti-climbing device according to claim 3, wherein a second rotating assembly is further connected to the base (1), the second rotating assembly comprises a rotating shaft (11) which is rotatably connected to the base (1) in a penetrating manner, a second hand wheel (12) and a first bevel gear (13) are fixedly connected to the upper end and the lower end of the rotating shaft (11) respectively, a second bevel gear (14) is fixedly sleeved on the surface of the screw (5), and the second bevel gear (14) is meshed with the first bevel gear (13).
5. The tower crane anti-climbing device according to claim 4, wherein a second screw block (15) is further connected to two external threads on the surface of the screw rod (5) in a threaded manner, an upright column (16) is fixedly connected to the upper end of the second screw block (15), a traction plate (17) is fixedly connected to the upper end of the upright column (16), the concave protective cover (4) is composed of a first side plate (411) and two second side plates (412) perpendicularly connected with the first side plate (411), and the upper end of the traction plate (17) is fixedly connected to the bottoms of the two second side plates (412).
6. The tower crane climbing-prevention device according to claim 5, wherein a sliding strip (18) is fixedly connected to the bottom of the traction plate (17), a sliding groove is formed in the base (1), and the traction plate (17) is slidably connected to the sliding groove in the base (1) through the sliding strip.
7. The tower crane anti-climbing device according to claim 6, wherein the height of the concave protective cover (4) is 2-2.5 m, and the outer surface of the concave protective cover (4) is a smooth metal surface.
8. The tower crane anti-climbing device according to claim 7, wherein a plurality of vent holes (19) are uniformly formed in the surface of the concave protective cover (4), and the diameter of each vent hole (19) is 0.5-0.8 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220760339.1U CN217498519U (en) | 2022-04-01 | 2022-04-01 | Anti-climbing device for tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220760339.1U CN217498519U (en) | 2022-04-01 | 2022-04-01 | Anti-climbing device for tower crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217498519U true CN217498519U (en) | 2022-09-27 |
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ID=83348489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220760339.1U Active CN217498519U (en) | 2022-04-01 | 2022-04-01 | Anti-climbing device for tower crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217498519U (en) |
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2022
- 2022-04-01 CN CN202220760339.1U patent/CN217498519U/en active Active
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