CN210915064U - Lightning-proof tower crane - Google Patents
Lightning-proof tower crane Download PDFInfo
- Publication number
- CN210915064U CN210915064U CN201921958134.9U CN201921958134U CN210915064U CN 210915064 U CN210915064 U CN 210915064U CN 201921958134 U CN201921958134 U CN 201921958134U CN 210915064 U CN210915064 U CN 210915064U
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- CN
- China
- Prior art keywords
- lightning
- tower crane
- lightning rod
- fixed
- rod
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- 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
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Abstract
The utility model relates to the technical field of tower cranes, in particular to a lightning-proof tower crane, which comprises a tower crane and a lightning rod, wherein the lightning rod is arranged at the top end of the tower crane, the side surface of the bottom of the lightning rod is provided with a fixing plate, the bottom of the lightning rod is provided with a binding post, the binding post is connected with one end of a lightning guiding device, the other end of the lightning guiding device is connected with a grounding device, the grounding device is arranged below the ground, the tower crane comprises a base, a stand column, a cross beam, a suspension arm, a suspension cable, a suspension hook and a support frame, the base is arranged on the ground, the stand column is fixed at the top end of the base by using bolts, the cross beam is fixed between the stand columns by using bolts, the suspension arm is arranged, the utility model discloses can change the lightning rod that breaks down fast to it is simpler, convenient to make the maintenance lightning rod.
Description
Technical Field
The utility model relates to a tower crane technical field specifically is a tower crane is hit in lightning protection.
Background
Lightning is a discharge phenomenon of the atmosphere of the earth, and generally, when the electric field intensity between negatively charged thunderclouds and the earth exceeds the breakdown strength of the atmosphere between the negatively charged thunderclouds and the earth, pulse discharge between the thunderclouds and the earth occurs, so that people speak of the lightning; in the thundercloud discharge process, discharge current is increased sharply, lightning current reaches tens of kiloamperes or even hundreds of kiloamperes at the moment that lightning reaches the ground, the potential difference at two ends of a lightning channel can reach hundreds of thousands of volts, and the place where the lightning current arrives can cause strong electromagnetic, thermal and mechanical destructive effects.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a tower crane is hit in lightning protection to solve the lightning rod on present lightning protection tower crane top that proposes in the above-mentioned background art and use welded fastening, can't demolish, change when breaking down, probably cause the problem of threat to constructor's life safety, for realizing above-mentioned purpose, the utility model provides a following technical scheme:
a lightning-proof tower crane comprises a tower crane and a lightning rod, wherein the lightning rod is installed at the top end of the tower crane, a fixing plate is installed on the side face of the bottom of the lightning rod, a binding post is arranged at the bottom of the lightning rod and is connected with one end of a lightning guiding device, the other end of the lightning guiding device is connected with a grounding device, the grounding device is arranged below the ground, the tower crane comprises a base, a stand column, a cross beam, a suspension arm, a suspension cable, a lifting hook and a supporting frame, the base is installed on the ground, the stand column is fixed at the top end of the base through bolts, the cross beam is fixed between the stand columns through bolts, the suspension arm is installed between the cross beams, the lifting hook is fixed on the surface of the suspension arm, one end of the suspension cable is connected with the, the lightning rod fixing device is characterized in that a sliding groove is formed in the top of the supporting frame, a fixing ring is sleeved on the surface of the lightning rod and connected with one end of a fixing rod, the other end of the fixing rod is fixedly connected with a sliding block, the sliding block is installed inside the auxiliary sliding groove, and the auxiliary sliding groove is fixed at the top of the sliding groove.
Preferably, the lightning rod is cylindrical as a whole, the top end of the lightning rod is conical, the lightning rod is made of copper, and the surface of the lightning rod is galvanized and painted with pigment.
Preferably, an insulating layer is installed inside the sliding groove, and the fixing plate is installed inside the insulating layer.
Preferably, the lightning conductor means is surface-coated with a plurality of layers of insulating material.
Preferably, the grounding device is rectangular and buried deep in the ground.
Preferably, the fixing plate is fixed to the bottom side of the lightning rod by welding and is symmetrical with respect to the lightning rod.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a lightning rod makes the thunder and lightning that hits tower crane originally hit the lightning rod, use lightning guiding device to guide earthing device with the thunder and lightning, thereby protect tower crane and be located tower crane inside staff's life safety, when the lightning rod on tower crane top breaks down, only need take out the lightning rod that breaks down from the spout on support frame top, install the good quality lightning rod in the spout on support frame top again, thereby quick dismantlement, change the lightning rod, can not cause the threat to staff's life safety.
Drawings
Fig. 1 is a schematic view of the overall assembly structure of the present invention;
FIG. 2 is a schematic view of the structure at the position A of the present invention;
fig. 3 is a schematic view of the auxiliary chute structure of the present invention.
In the figure: 1. a tower crane; 2. a base; 3. a column; 4. a cross beam; 5. a suspension arm; 6. a hook; 7. a sling; 8. a support frame; 9. a lightning rod; 10. a chute; 11. a binding post; 12. a grounding device; 13. a lightning conductor; 14. a fixing plate; 15. an insulating layer; 16. a fixing ring; 17. fixing the rod; 18. a slider; 19. an auxiliary chute.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be understood that the terms "center", "center line", "longitudinal", "lateral", "length", "width", "thickness", "depth", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be taken as limiting the invention, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Example 1
A lightning-proof tower crane, in order to solve the problem that the lightning rod at the top end of the existing lightning-proof tower crane is fixed by welding, and cannot be removed and replaced when a fault occurs, and possibly threatens the life safety of constructors, as a preferred embodiment, as shown in figure 1, figure 2 and figure 3, the lightning-proof tower crane comprises a tower crane 1 and a lightning rod 9, the lightning rod 9 is installed at the top end of the tower crane 1, a fixing plate 14 is installed at the bottom side surface of the lightning rod 9, a binding post 11 is arranged at the bottom of the lightning rod 9, the binding post 11 is connected with one end of a lightning guiding device 13, the other end of the lightning guiding device 13 is connected with a grounding device 12, the grounding device 12 is arranged under the ground, the tower crane 1 comprises a base 2, a stand column 3, a beam 4, a suspension arm 5, a suspension cable 7, a lifting hook 6 and, crossbeam 4 uses the bolt fastening to be in between the stand 3, davit 5 is installed between crossbeam 4, lifting hook 6 is fixed in davit 5 surface, davit 5 is connected to 7 one end of hoist cable, the hoist cable 7 other end is fixed in support frame 8, support frame 8 uses the bolt fastening in crossbeam 4 top, support frame 8 top is equipped with spout 10, lightning rod 9 surface cover has solid fixed ring 16, gu the one end of fixed ring 16 connection dead lever 17, the other end fixed connection slider 18 of dead lever 17, slider 18 is installed inside supplementary spout 19, supplementary spout 19 is fixed in spout 10 top.
In this example, the lightning rod 9 is wholly cylindric, and the top is coniform, and the lightning rod 9 uses copper to make, and the surface galvanization and brush have pigment, can prevent that the lightning rod 9 from corroding, increase the live time of lightning rod 9.
Furthermore, an insulating layer 15 is arranged inside the sliding chute 10, and the fixing plate 14 is arranged in the insulating layer 15, so that lightning conduction is prevented from entering the tower crane 1, and the life safety of workers is threatened.
Specifically, the surface of the lightning guiding device 13 is wrapped by multiple layers of insulating materials, so that lightning can be better conducted, and personnel contact and danger can be prevented.
In addition, the grounding device 12 is rectangular and buried deep in the ground, and can conduct the lightning to the ground without causing damage to the buildings and workers on the ground.
Further, the fixing plate 14 is fixed to the bottom side of the lightning rod 9 by welding, and is symmetrical with respect to the lightning rod 9, so that the lightning rod 9 can be better fixed, and the lightning rod 9 is prevented from falling.
The utility model discloses when using, can hit tower crane 1's thunder and lightning through installing lightning rod 9 on tower crane 1 top, the thunder and lightning guiding device 13 of rethread connection on lightning rod 9 bottom terminal 11 transmits absorptive thunder and lightning to earthing device 12, bury deeply afterwards in the leading-in ground of lightning in rectangle earthing device 12 underground, the ground is with in the thunder and lightning, can not cause harm to near building and staff, when installing in the lightning rod 9 at tower crane 1 top when breaking down, only need take out the lightning rod 9 that breaks down from the spout 10 on support frame 8 top, install the good quality lightning rod 9 in spout 10 again and just realized the quick installation of lightning rod 9, the unable lightning rod 9 of changing has been avoided, life safety to the staff causes the threat.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a tower crane is hit in lightning protection, includes tower crane (1) and lightning rod (9), its characterized in that: the lightning rod (9) is installed at the top end of the tower crane (1), a fixing plate (14) is installed on the side face of the bottom of the lightning rod (9), a binding post (11) is arranged at the bottom of the lightning rod (9), the binding post (11) is connected with one end of a lightning guiding device (13), the other end of the lightning guiding device (13) is connected with a grounding device (12), the grounding device (12) is arranged below the ground, the tower crane (1) comprises a base (2), a stand column (3), a cross beam (4), a suspension arm (5), a suspension cable (7), a lifting hook (6) and a supporting frame (8), the base (2) is installed on the ground, the stand column (3) is fixed at the top end of the base (2) through bolts, the cross beam (4) is fixed between the stand column (3) through bolts, and the suspension arm (5) is installed, lifting hook (6) are fixed in davit (5) surface, davit (5) is connected to hoist cable (7) one end, hoist cable (7) other end is fixed in support frame (8), support frame (8) use the bolt fastening in crossbeam (4) top, support frame (8) top is equipped with spout (10), lightning rod (9) surface cover has solid fixed ring (16), gu the one end of fixed link (17) is connected in fixed ring (16), the other end fixed connection slider (18) of fixed link (17), slider (18) are installed inside supplementary spout (19), supplementary spout (19) are fixed in spout (10) top.
2. The lightning protection tower crane according to claim 1, wherein: the lightning rod (9) is integrally cylindrical, the top end of the lightning rod is conical, the lightning rod (9) is made of copper, and the surface of the lightning rod is galvanized and painted with pigment.
3. The lightning protection tower crane according to claim 1, wherein: the inside of the sliding groove (10) and the auxiliary sliding groove (19) are both provided with insulating layers (15), and the fixing plate (14) is installed in the sliding groove (10).
4. The lightning protection tower crane according to claim 1, wherein: the surface of the lightning guiding device (13) is wrapped by a plurality of layers of insulating materials.
5. The lightning protection tower crane according to claim 1, wherein: the grounding device (12) is rectangular and is deeply buried underground.
6. The lightning protection tower crane according to claim 1, wherein: the fixing plate (14) is fixed to the bottom side face of the lightning rod (9) by welding and is symmetrical about the lightning rod (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921958134.9U CN210915064U (en) | 2019-11-13 | 2019-11-13 | Lightning-proof tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921958134.9U CN210915064U (en) | 2019-11-13 | 2019-11-13 | Lightning-proof tower crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210915064U true CN210915064U (en) | 2020-07-03 |
Family
ID=71350568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921958134.9U Expired - Fee Related CN210915064U (en) | 2019-11-13 | 2019-11-13 | Lightning-proof tower crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210915064U (en) |
-
2019
- 2019-11-13 CN CN201921958134.9U patent/CN210915064U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200703 Termination date: 20201113 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |